diff --git a/app/build.gradle b/app/build.gradle index 4dcd9d140ff1defa9ebf99157e6f6112c2ac370e..f5c2cf1bbb35716859c5ca12fed86b64b5f9fd3f 100644 --- a/app/build.gradle +++ b/app/build.gradle @@ -5,6 +5,7 @@ android { compileSdkVersion versions.compileSdkVersion buildToolsVersion versions.buildToolsVersion defaultConfig { + applicationId "com.huawei.cloudapp.b004" minSdkVersion versions.minSdkVersion targetSdkVersion versions.targetSdkVersion versionCode versions.versionCode diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml index 3d7b485b9bd1a13e131853c8cbb7d93dfd38b5b6..4f5d659c86ea9209c2c675bc1a7a757dd86973b9 100644 --- a/app/src/main/AndroidManifest.xml +++ b/app/src/main/AndroidManifest.xml @@ -4,6 +4,7 @@ + @@ -19,6 +20,7 @@ android:label="@string/app_name" android:networkSecurityConfig="@xml/network_security_config" android:supportsRtl="true" + android:requestLegacyExternalStorage="true" android:theme="@style/AppTheme"> { private static final String TAG = "CasCloudPhoneActivity"; @@ -164,9 +182,20 @@ public class CasCloudPhoneActivity extends FragmentActivity implements IHandleDa private boolean mIsStopCloudPhoneCalled = false; private ICloudPhone mCloudPhone; private TextView mNavigationTextView; + private TextView mStatisticsTextView; + + private TextView mMiniStatisticsTextView; + private CheckBox mStatisticsCheckBox; + + private TextView mSensorInfoTextView; + + private CheckBox mSensorInfoCheckBox; + private Timer mTimer = new Timer(); private boolean isReadyToExit; private Toast mToast; + private int storagePermission = 1; + private Handler handler = new Handler() { @SuppressLint("RestrictedApi") @Override @@ -187,6 +216,11 @@ public class CasCloudPhoneActivity extends FragmentActivity implements IHandleDa processStateChangeMsg(msg.arg1, (String) msg.obj); break; case MSG_RECONNECT_FAILED: + try { + mCloudPhone.exitCloudPhone(); + } catch (Exception e) { + CASLog.e(TAG, "exitCloudPhone failed"); + } showDialog(getResources().getString(R.string.cas_phone_reconnect_server_fail_tip_message)); break; case MSG_CANCLE_EXIT: @@ -243,6 +277,54 @@ public class CasCloudPhoneActivity extends FragmentActivity implements IHandleDa mProgressBar = findViewById(R.id.loading_progress_bar); mFrameLayout = (FrameLayout) findViewById(R.id.frame_layout); + mMiniStatisticsTextView = findViewById(R.id.cas_mini_statistic_view); + mMiniStatisticsTextView.setTextColor(Color.argb(255, 216, 234, 196)); + + mStatisticsTextView = findViewById(R.id.cas_statistic_view); + mStatisticsTextView.setTextColor(Color.GREEN); + + mStatisticsCheckBox = findViewById(R.id.cas_stats_checkBox); + mStatisticsCheckBox.setTextColor(Color.GREEN); + mStatisticsCheckBox.setOnCheckedChangeListener((buttonView, isChecked) -> { + if (isChecked) { + mStatisticsTextView.setVisibility(View.VISIBLE); + float density = getResources().getDisplayMetrics().density; + mStatisticsTextView.setHeight((int) (50 * density)); + } else { + mStatisticsTextView.setVisibility(View.INVISIBLE); + } + }); + mTimer.schedule(new TimerTask() { + @Override + public void run() { + runOnUiThread(() -> { + onUpdateSensorInfo(); + onUpdateStatisticInfo(); + }); + } + }, 1000, 1000); + + mSensorInfoTextView = findViewById(R.id.cas_sensor_view); + mSensorInfoTextView.setTextColor(Color.GREEN); + + mSensorInfoCheckBox = findViewById(R.id.cas_sensor_checkBox); + mSensorInfoCheckBox.setOnCheckedChangeListener((buttonView, isChecked) -> { + if (isChecked) { + mSensorInfoTextView.setVisibility(View.VISIBLE); + float density = getResources().getDisplayMetrics().density; + mSensorInfoTextView.setHeight((int) (50 * density)); + } else { + mSensorInfoTextView.setVisibility(View.INVISIBLE); + } + }); + + if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) { + ActivityCompat.requestPermissions(this, new String[]{ + Manifest.permission.READ_EXTERNAL_STORAGE, + Manifest.permission.WRITE_EXTERNAL_STORAGE + }, storagePermission); + } + mNavigationTextView = findViewById(R.id.cas_navigaiton); mNavigationTextView.setOnTouchListener(new View.OnTouchListener() { @SuppressLint({"RestrictedApi", "ClickableViewAccessibility"}) @@ -309,6 +391,36 @@ public class CasCloudPhoneActivity extends FragmentActivity implements IHandleDa } } + public void onUpdateStatisticInfo() { + LocalDateTime dateTime = LocalDateTime.now(); + DateTimeFormatter formatter = DateTimeFormatter.ofPattern("HH:mm:ss"); + String timeStr = dateTime.format(formatter); + String simpleStr = timeStr + " "; + simpleStr += mCloudPhone.getSimpleStatisticInfo(); + mMiniStatisticsTextView.setText(simpleStr); + + if (mStatisticsTextView.getVisibility() != View.VISIBLE) { + return; + } + + String str = timeStr + "\n"; + str += "网络数据>>\n"; + str += mCloudPhone.getVideoStatisticInfo(); + str += "\n"; + str += getTowerInfo(); + mStatisticsTextView.setText(str); + } + + public void onUpdateSensorInfo() { + if (mSensorInfoTextView.getVisibility() != View.VISIBLE) { + return; + } + + String str = "传感器启停状况>>"; + str += mCloudPhone.getSensorStatusInfo(); + mSensorInfoTextView.setText(str); + } + /** * Activity:onStart */ @@ -400,6 +512,12 @@ public class CasCloudPhoneActivity extends FragmentActivity implements IHandleDa if (requestCode == DEV_TYPE_CAMERA || requestCode == DEV_TYPE_MICROPHONE || requestCode == DEV_TYPE_LOCATION) { if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { mCloudPhone.sendPermissionResult(requestCode, PackageManager.PERMISSION_GRANTED); + return; + } + } + if (requestCode == storagePermission) { + if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { + CASLog.i(TAG, "storagePermission"); } } } @@ -444,6 +562,11 @@ public class CasCloudPhoneActivity extends FragmentActivity implements IHandleDa showDialog(getResources().getString(R.string.cas_phone_resource_inusing_tip_message)); break; case CasState.CAS_INVALID_CMD: + try { + mCloudPhone.exitCloudPhone(); + } catch (Exception e) { + CASLog.e(TAG, "exitCloudPhone failed"); + } showDialog(getResources().getString(R.string.cas_phone_invalid_cmd_tip_message)); break; case CasState.CAS_VERIFY_PARAMETER_MISSING: @@ -478,6 +601,11 @@ public class CasCloudPhoneActivity extends FragmentActivity implements IHandleDa setStartSuccessFlag(); break; case CasState.CAS_CONNECT_LOST: + try { + mCloudPhone.exitCloudPhone(); + } catch (Exception e) { + CASLog.e(TAG, "exitCloudPhone failed"); + } showDialog(getResources().getString(R.string.cas_phone_reconnect_server_fail_tip_message)); break; case CasState.CAS_NOTOUCH_TIMEOUT: @@ -599,6 +727,67 @@ public class CasCloudPhoneActivity extends FragmentActivity implements IHandleDa return false; } + private String getTowerInfo() { + int rssi = -1; + int subscriberId; + StringBuilder tower = new StringBuilder("基站数据>>"); + + SubscriptionManager subscriptionManager = (SubscriptionManager) this.getSystemService(Context.TELEPHONY_SUBSCRIPTION_SERVICE); + if (ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) { + ActivityCompat.requestPermissions(this, new String[]{ Manifest.permission.READ_PHONE_STATE }, 101); + tower.append("\n未授权"); + return tower.toString(); + } + TelephonyManager tm = (TelephonyManager) this.getSystemService(Context.TELEPHONY_SERVICE); + List subInfos = subscriptionManager.getActiveSubscriptionInfoList(); + if (subInfos.isEmpty()) { + tower.append("\n无sim卡"); + return tower.toString(); + } + if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R) { + tower.append("\n当前手机版本过低，无法获取数据"); + return tower.toString(); + } + subscriberId = SubscriptionManager.getActiveDataSubscriptionId(); + for (SubscriptionInfo subInfo:subInfos) { + if (subscriberId != subInfo.getSubscriptionId()) { + continue; + } + TelephonyManager tm2 = tm.createForSubscriptionId(subInfo.getSubscriptionId()); + + tower.append("\nmcc : ").append(subInfo.getMccString()); + tower.append("\nmnc : ").append(subInfo.getMncString()); + String dataType = ""; + + List cellSignalStrengths = tm2.getSignalStrength().getCellSignalStrengths(); + for (CellSignalStrength cellSignalStrength:cellSignalStrengths) { + if (cellSignalStrength instanceof CellSignalStrengthCdma) { + dataType = "CDMA"; + rssi = ((CellSignalStrengthCdma) cellSignalStrength).getCdmaDbm(); + } else if (cellSignalStrength instanceof CellSignalStrengthGsm) { + dataType = "GSM"; + rssi = ((CellSignalStrengthGsm) cellSignalStrength).getDbm(); + } else if (cellSignalStrength instanceof CellSignalStrengthLte) { + dataType = "LTE"; + rssi = ((CellSignalStrengthLte) cellSignalStrength).getDbm(); + } else if (cellSignalStrength instanceof CellSignalStrengthNr) { + dataType = "NR"; + rssi = ((CellSignalStrengthNr) cellSignalStrength).getDbm(); + } else if (cellSignalStrength instanceof CellSignalStrengthTdscdma) { + dataType = "TDSCDMA"; + rssi = ((CellSignalStrengthTdscdma) cellSignalStrength).getDbm(); + } else if (cellSignalStrength instanceof CellSignalStrengthWcdma) { + dataType = "WCDMA"; + rssi = ((CellSignalStrengthWcdma) cellSignalStrength).getDbm(); + } + } + tower.append("\nnetType : ").append(dataType); + tower.append("\nrssi : ").append(rssi); + tower.append("\noperator : ").append(subInfo.getDisplayName()); + } + return tower.toString(); + } + @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if ((keyCode == KeyEvent.KEYCODE_BACK && bIsStart)) { @@ -620,6 +809,10 @@ public class CasCloudPhoneActivity extends FragmentActivity implements IHandleDa return; } CASLog.d(TAG, "stop cloud phone"); + if (mTimer != null) { + mTimer.cancel(); + mTimer = null; + } handler.removeCallbacksAndMessages(null); mIsStopCloudPhoneCalled = true; mProgressBar.setVisibility(View.VISIBLE); diff --git a/app/src/main/res/drawable/rounded_corner.xml b/app/src/main/res/drawable/rounded_corner.xml new file mode 100644 index 0000000000000000000000000000000000000000..57eef4f29c874a82d2e38d6d9cd59c3bb334271b --- /dev/null +++ b/app/src/main/res/drawable/rounded_corner.xml @@ -0,0 +1,16 @@ + + + + + + + + + + \ No newline at end of file diff --git a/app/src/main/res/layout/cas_activity_fullscreen.xml b/app/src/main/res/layout/cas_activity_fullscreen.xml index 50d47614d940212ac1ff458378fdaad3cd6ff891..9684316e8ee7d02cccd2e7325ec2d6ca030709e7 100644 --- a/app/src/main/res/layout/cas_activity_fullscreen.xml +++ b/app/src/main/res/layout/cas_activity_fullscreen.xml @@ -19,6 +19,48 @@ android:layout_width="match_parent" android:layout_height="match_parent"/> + + + + + + + + + + - 华为云CPH + CPH-24.7.0 CasCloudAppMainActivity GameListActivity GameListActivity2 diff --git a/cloudphone/src/main/cpp/CMakeLists.txt b/cloudphone/src/main/cpp/CMakeLists.txt index 25c8b5d0440702b164e4b43167cc791c90233b59..b831d160beb2dc4e510b2cf520a06d39a73fed68 100644 --- a/cloudphone/src/main/cpp/CMakeLists.txt +++ b/cloudphone/src/main/cpp/CMakeLists.txt @@ -46,6 +46,7 @@ SET(CPP_ROOT src/main/cpp) include_directories(libs/libopus/include) include_directories(libs/openssl/include/) include_directories(libs/mtrans/include/) +include_directories(libs) include_directories(cas_common) include_directories(cas_stream) diff --git a/cloudphone/src/main/cpp/CasController.cpp b/cloudphone/src/main/cpp/CasController.cpp index 55332ee365c41591906470592e2af58e9d1a1b8d..5086f472c3631462ba8d272d7ee0f3a505444ff3 100644 --- a/cloudphone/src/main/cpp/CasController.cpp +++ b/cloudphone/src/main/cpp/CasController.cpp @@ -15,12 +15,17 @@ #include #include #include +#include +#include +#include "spdlog/sinks/rotating_file_sink.h" #include "CasJniBridge.h" #include "CasController.h" #include "CasConf.h" #include "CasTcpSocket.h" #include "CasMsgCode.h" #include "CasExtVideoDataPipe.h" +#include "opus.h" +#include "CasVideoUtil.h" using namespace std; @@ -34,11 +39,18 @@ const int TIMES = 8; const int FRAME_RATE_MIN = 10; const int FRAME_RATE_MAX = 60; const std::string CLIENT_TYPE = "1"; +const std::string HRTP_LOG_PATH = "/sdcard/Android/media/com.huawei.cloudapp.b004/"; +const uint64_t DURATION_USEC = 1000000ULL; int32_t OnRecvVideoStreamData(uint8_t* data, uint32_t length); int32_t OnRecvAudioStreamData(uint8_t* data, uint32_t length); +int32_t OnRecvAudioDecodeCallback(int32_t streamId, AudioJbDecode* audioJbDecode); int32_t OnRecvCmdData(uint8_t* data, uint32_t length); +void OnGotTransLog(const char* str, uint32_t length); void OnNeedKeyFrameCallback(); +OpusDecoder *g_opusDecoder = nullptr; +shared_ptr hrtpLogger = nullptr; +int g_plcCount = 0; CasController *CasController::g_instance = nullptr; CasController *CasController::GetInstance() @@ -429,18 +441,33 @@ bool CasController::CreateWorkers() #if MTRANS_ENABLED if (m_mtrans == nullptr) { TransConfigParam param; - param.minVideoSendBitrate = 2000; - param.maxVideoSendBitrate = 2000; + param.minVideoSendBitrate = 500; + param.maxVideoSendBitrate = 10000; + + if (!m_logInit) { + m_logInit = true; + // Create a file rotating logger with 50 MB size max and 3 rotated files + auto max_size = 1048576 * 50; + auto max_files = 3; + hrtpLogger = spdlog::rotating_logger_mt("hrtp_logger", HRTP_LOG_PATH + "hrtp_log.txt", max_size, max_files); + } + m_mtrans = new (std::nothrow) NetTrans(); + m_mtrans->EnableLog(HRTP_LOG_PATH + "hrtp_log.txt", TRANS_LOG_LEVEL_INFO); m_mtrans->Init(PEER_CLIENT, m_conf.ip.c_str(), m_conf.port, param, OnRecvVideoStreamData, OnRecvAudioStreamData, nullptr, OnNeedKeyFrameCallback, - nullptr); + OnRecvCmdData, + OnRecvAudioDecodeCallback, + OnGotTransLog); } #endif + int err = 0; + g_opusDecoder = opus_decoder_create(48000, 2, &err); + return true; } @@ -773,6 +800,48 @@ bool CasController::SendMotionEvent(uint16_t masterAxis, int32_t masterValue, ui return false; } +#if MTRANS_ENABLED + if (m_mtrans != nullptr && m_isMTransValid) { + size_t pkgLen = sizeof(MotionEventParam); + stream_msg_head_t msgHead; + msgHead.checksum = CAS_MSG_CHECKSUM_MOTIONEVENTINPUT; + msgHead.SetPayloadSize(pkgLen); + msgHead.magicword = CAS_STREAM_DELIMITER_MAGICWORD; + msgHead.type = MotionEventInput; + + MotionEventParam motionEventParam{}; + motionEventParam.masterAxis = masterAxis; + motionEventParam.secondaryAxis = secondaryAxis; + motionEventParam.masterValue = masterValue; + motionEventParam.secondaryValue = secondaryValue; + + size_t dataLen = sizeof(stream_msg_head_t) + pkgLen; + + char *outBuffer = (char *)malloc(dataLen); + if (outBuffer == nullptr) { + ERR("Failed to malloc out buffer."); + return 0; + } + if (EOK != memcpy_s(outBuffer, dataLen, &msgHead, sizeof(stream_msg_head_t))) { + ERR("Copy msg head fail."); + free(outBuffer); + return 0; + } + if (EOK != memcpy_s(outBuffer + sizeof(stream_msg_head_t), pkgLen, &motionEventParam, pkgLen)) { + ERR("Copy msg data fail."); + free(outBuffer); + return 0; + } + + int ret = m_mtrans->SendMotionEventData(reinterpret_cast(outBuffer), dataLen); + if (ret != static_cast(dataLen)) { + ERR("Error: failed to send motion event, aimed to Send:%d, sent:%d", (int)sizeof(CasMotionEventMsg), ret); + return false; + } + return true; + } +#endif + if (m_touch == nullptr) { return false; } @@ -785,10 +854,13 @@ int CasController::JniSendData(CasMsgType type, uint8_t *data, int length) std::lock_guard lockGuard(this->m_lock); #if MTRANS_ENABLED if (m_mtrans != nullptr && m_isMTransValid) { - if (type == VirtualCamera) { - return length == m_mtrans->SendVideoData(data, length, "h264"); - } else if (type == VirtualMicrophone) { - return length == m_mtrans->SendAudioData(data, length); + switch (type) { + case (VirtualCamera): + return length == m_mtrans->SendVideoData(data, length, "h264"); + case (VirtualMicrophone): + return length == m_mtrans->SendAudioData(data, length); + default: + break; } } #endif @@ -852,8 +924,14 @@ int CasController::JniRecvData(CasMsgType type, uint8_t *data, int length) return 0; } - if (EOK != memcpy_s(data, dataLen, pPayload, dataLen)) { - ERR("Failed to copy."); + errno_t ret = memcpy_s(data, dataLen, pPayload, dataLen); + if (EOK != ret) { + ERR("Failed to copy ret = %d, dataLen = %u.", ret, dataLen); + if (pPkt != nullptr) { + free(pPkt); + pPkt = nullptr; + } + return 0; } if (isGetOrientation) { @@ -870,8 +948,8 @@ int CasController::JniRecvData(CasMsgType type, uint8_t *data, int length) void CasController::IsNeedRotation(int orientation) { - INFO("ORIENTATION is %d, old ORIENTATION is %d.", orientation, m_orientation); + if (orientation == 8) { m_rotationDegrees = 270; } else if (orientation == 24) { @@ -882,7 +960,6 @@ void CasController::IsNeedRotation(int orientation) m_rotationDegrees = 0; } - std::lock_guard lockGuard(this->m_decoderLock); ResetDecoder(m_isNotifyFirstFrame); ForceIFrame(); m_orientation = orientation; @@ -941,6 +1018,7 @@ bool CasController::ProcessEnterForeground(ANativeWindow *nativeWindow) bool CasController::CreateDecWorker(ANativeWindow *nativeWindow, bool needVideoDecode) { + std::lock_guard lockGuard(this->m_decoderLock); if (needVideoDecode) { m_videoDecodeThread = new (std::nothrow) CasVideoHDecodeThread(nativeWindow, m_frameType, m_rotationDegrees); if (m_videoDecodeThread == nullptr) { @@ -954,6 +1032,7 @@ bool CasController::CreateDecWorker(ANativeWindow *nativeWindow, bool needVideoD void CasController::StartDecWorker(bool retainVideoDecode) { + std::lock_guard lockGuard(this->m_decoderLock); if (retainVideoDecode) { if (m_videoDecodeThread != nullptr) { m_videoDecodeThread->Restart(); @@ -965,6 +1044,7 @@ void CasController::StartDecWorker(bool retainVideoDecode) void CasController::StopDecWorker(bool retainVideoDecode) { + std::lock_guard lockGuard(this->m_decoderLock); if (m_videoDecodeThread == nullptr) { return; } @@ -1075,6 +1155,7 @@ void CasController::RecvdVideoData(uint8_t *data, int length) uint8_t *videoData = new uint8_t[length]; memcpy(videoData, data, length); m_videoPacketStream->Handle(videoData); + CalculateFPS(); } m_isMTransValid = true; } @@ -1097,12 +1178,194 @@ int32_t OnRecvVideoStreamData(uint8_t* data, uint32_t length) int32_t OnRecvAudioStreamData(uint8_t* data, uint32_t length) { int headerLen = 36; - CasController::GetInstance()->RecvdAudioData(data + headerLen, length - headerLen); + + stream_msg_head_t msgHead; + msgHead.size = length; + msgHead.checksum = CAS_MSG_CHECKSUM_AUDIO; + msgHead.magicword = CAS_STREAM_DELIMITER_MAGICWORD; + msgHead.type = Audio; + msgHead.SetPayloadSize(length); + + size_t dataLen = sizeof(stream_msg_head_t) + length; + char *outBuffer = (char *)malloc(dataLen); + if (outBuffer == nullptr) { + ERR("Failed to malloc out buffer."); + return 0; + } + if (EOK != memcpy_s(outBuffer, dataLen, &msgHead, sizeof(stream_msg_head_t))) { + ERR("Copy msg head fail."); + free(outBuffer); + return 0; + } + if (EOK != memcpy_s(outBuffer + sizeof(stream_msg_head_t), dataLen - sizeof(stream_msg_head_t), data, length)) { + ERR("Copy msg data fail."); + free(outBuffer); + return 0; + } + + CasController::GetInstance()->RecvdAudioData(reinterpret_cast(outBuffer), dataLen); + return 0; +} + +int32_t OnRecvAudioDecodeCallback(int32_t streamId, AudioJbDecode* audioJbDecode) +{ + if (audioJbDecode->inputLength > 0) { + g_plcCount = 0; + int opusSize = 240; + int pcmLen = opus_decode(g_opusDecoder, audioJbDecode->payload + 8, opusSize, audioJbDecode->outputData, 480, 0); + audioJbDecode->frameType = 1; + audioJbDecode->outputLength = pcmLen * 2; + } else { + int pcmLen = opus_decode(g_opusDecoder, audioJbDecode->payload, 0, audioJbDecode->outputData, 480, 1); + audioJbDecode->frameType = 1; + audioJbDecode->outputLength = pcmLen * 2; + if (g_plcCount >= 4) { + errno_t et = memset_s(audioJbDecode->outputData, audioJbDecode->outputLength * 2, 0, audioJbDecode->outputLength * 2); + if (et != EOK) { + ERR("plc memset 0 error, err : %d", et); + } + } + g_plcCount++; + if (g_plcCount > 100) { + g_plcCount = 4; + } + } return 0; } +void OnGotTransLog(const char* str, uint32_t length) +{ + if (hrtpLogger == nullptr) { + return; + } + hrtpLogger->info(str); +} + void OnNeedKeyFrameCallback() { INFO("Need key frame callback.."); CasController::GetInstance()->NotifyCommand(CAS_REQUEST_CAMERA_KEY_FRAME, "camera need key frame"); +} + +int32_t OnRecvCmdData(uint8_t* data, uint32_t length) +{ + INFO("OnRecvCmdData"); + CasController::GetInstance()->HandleCmdData(reinterpret_cast(data), length); + return 0; +} + +void CasController::HandleCmdData(uint8_t *data, int length) +{ + streamMsgHead *msgHead = (streamMsgHead *)data; + INFO("Cmd callback size = %d, type = %d", length, msgHead->type); + if (msgHead->type <= Invalid || msgHead->type >= End) { + ERR("msgHead type is invalid : %d.", msgHead->type); + return; + } + CasPktHandle *serviceHandle = m_streamParser->GetServiceHandle(msgHead->type); + if (serviceHandle) { + void *pTmp = AllocBuffer(length); + if (pTmp != nullptr) { + if (EOK != memcpy_s(pTmp, length, data, length)) { + ERR("Memory copy data fail."); + return; + } + serviceHandle->Handle((void *)pTmp); + } + } +} + +std::string CasController::GetSimpleRecvStats() { + std::string statsString; + std::stringstream stream; + + uint64_t lag = GetLag() / 1000; + if (lag >= 600) { + stream << "600+ms"; + } else { + stream << lag << "ms"; + } + +#if MTRANS_ENABLED + if (m_mtrans != nullptr && m_isMTransValid) { + StreamRecvStats stats{}; + if (0 != m_mtrans->GetVideoRecvStats(&stats)) { + WARN("GetSimpleRecvStats failed"); + } else { + stream << " " << stats.recvBitrate << "kbps"; + } + } +#endif + + stream << " " << GetCurrentFPS() << "FPS"; + statsString = stream.str(); + return statsString; +} + +std::string CasController::GetVideoRecvStats() { + std::string statsString; + std::stringstream stream; +#if MTRANS_ENABLED + if (m_mtrans != nullptr && m_isMTransValid) { + + uint64_t lag = GetLag() / 1000; + stream << "网络时延 : "; + if (lag != 0) { + if (lag >= 600) { + stream << "600+ms"; + } else { + stream << lag << "ms"; + } + } + stream << std::endl; + + StreamRecvStats stats{}; + if (0 != m_mtrans->GetVideoRecvStats(&stats)) { + WARN("GetVideoRecvStats failed"); + } else { + stream << "下行视频丢包 : " << stats.lostRate << std::endl; + stream << "视频接收码率 : " << stats.recvBitrate << "kbps" << std::endl; + } + StreamRecvStats audioStats{}; + if (0 != m_mtrans->GetAudioRecvStats(&audioStats)) { + WARN("GetAudioRecvStats failed"); + } else { + stream << "音频接收码率 : " << audioStats.recvBitrate << "kbps" << std::endl; + } + StreamSendStats cmdSendStats{}; + if (0 != m_mtrans->GetCmdSendStats(&cmdSendStats)) { + WARN("GetCmdSendStats failed"); + } else { + stream << "指令发送码率(需操作) : " << cmdSendStats.encBitrate << "kbps" << std::endl; + } + } +#endif + stream << "帧率 : " << GetCurrentFPS() << "fps" << std::endl; + stream << "策略丢帧 : " << CasVideoUtil::GetInstance()->GetCurrentDropFPS() << "fps" << std::endl; + + statsString = stream.str(); + return statsString; +} + +void CasController::CalculateFPS() { + uint64_t currentTime = CasVideoUtil::GetInstance()->GetNow(); + + m_videoDataCount++; + + if (m_lastTimeRefreshFPS == 0) { + m_lastTimeRefreshFPS = currentTime; + } + if (currentTime - m_lastTimeRefreshFPS > DURATION_USEC) { + m_currentFPS = m_videoDataCount; + m_videoDataCount = 0; + m_lastTimeRefreshFPS = currentTime; + } +} + +int CasController::GetCurrentFPS() const { + uint64_t currentTime = CasVideoUtil::GetInstance()->GetNow(); + if (currentTime - m_lastTimeRefreshFPS > 2 * DURATION_USEC) { + return 0; + } + return m_currentFPS; } \ No newline at end of file diff --git a/cloudphone/src/main/cpp/CasController.h b/cloudphone/src/main/cpp/CasController.h index 400c0e12468392d4fb2b73a09368304ad6564b97..9064f6fec56b4d935045417a1a3f7903fee60e3b 100644 --- a/cloudphone/src/main/cpp/CasController.h +++ b/cloudphone/src/main/cpp/CasController.h @@ -65,6 +65,11 @@ public: cmdCallBack = method; } + CasVideoHDecodeThread* GetVideoDecodeThread() + { + return m_videoDecodeThread; + } + int JniSendData(CasMsgType type, uint8_t *data, int length); int JniRecvData(CasMsgType type, uint8_t *data, int length); @@ -85,6 +90,12 @@ public: void RecvdAudioData(uint8_t *data, int length); + void HandleCmdData(uint8_t *data, int length); + + std::string GetVideoRecvStats(); + + std::string GetSimpleRecvStats(); + private: bool Release(); @@ -128,6 +139,9 @@ private: std::string CalcMaxDisconnectDuration(std::string backgroundTimeout); + void CalculateFPS(); + int GetCurrentFPS() const; + void *(*cmdCallBack)(int type, std::string msg) = nullptr; static CasController *g_instance; @@ -177,6 +191,10 @@ private: int m_orientation = 0; int m_rotationDegrees = 0; bool m_isMTransValid = false; + int m_videoDataCount = 0; + int m_currentFPS = 0; + uint64_t m_lastTimeRefreshFPS = 0; + std::atomic_bool m_logInit {false}; }; #endif // CLOUDAPPSDK_CASCONTROLLRT_H \ No newline at end of file diff --git a/cloudphone/src/main/cpp/CasJniBridge.cpp b/cloudphone/src/main/cpp/CasJniBridge.cpp index 939c953e78119bf7ee5ad4d0566acaa51b9bcfb8..b4b470e2783ca5bfff157a910cfcaf84a649e448 100644 --- a/cloudphone/src/main/cpp/CasJniBridge.cpp +++ b/cloudphone/src/main/cpp/CasJniBridge.cpp @@ -214,6 +214,18 @@ extern "C" JNIEXPORT jint JNICALL JNI(getLag)(JNIEnv *env, jclass) return lag; } +extern "C" JNIEXPORT jstring JNICALL JNI(getVideoStreamStats)(JNIEnv *env, jclass) +{ + string statsString = gJniApiCtrl->GetVideoRecvStats(); + return env->NewStringUTF(statsString.c_str()); +} + +extern "C" JNIEXPORT jstring JNICALL JNI(getSimpleStreamStats)(JNIEnv *env, jclass) +{ + string statsString = gJniApiCtrl->GetSimpleRecvStats(); + return env->NewStringUTF(statsString.c_str()); +} + extern "C" JNIEXPORT void JNICALL JNI(setAssetsData)(JNIEnv *env, jclass, jstring jFilename, jbyteArray jData, jint length) { diff --git a/cloudphone/src/main/cpp/CasJniBridge.h b/cloudphone/src/main/cpp/CasJniBridge.h index 47a4c8d78b5e081bef95cf070e2e09c6e05125f7..1c385b7a0e5756f4d67a60dbd741e76033a0ad70 100644 --- a/cloudphone/src/main/cpp/CasJniBridge.h +++ b/cloudphone/src/main/cpp/CasJniBridge.h @@ -34,6 +34,10 @@ JNIEXPORT int JNICALL JNI(getJniStatus)(JNIEnv *env, jclass); JNIEXPORT int JNICALL JNI(getLag)(JNIEnv *env, jclass); +JNIEXPORT jstring JNICALL JNI(getVideoStreamStats)(JNIEnv *env, jclass); + +JNIEXPORT jstring JNICALL JNI(getSimpleStreamStats)(JNIEnv *env, jclass); + JNIEXPORT jboolean JNICALL JNI(setMediaConfig)(JNIEnv *env, jclass, jobject mediaConfig); JNIEXPORT jint JNICALL JNI(recvData)(JNIEnv *env, jclass, jbyte type, jbyteArray data, int length); diff --git a/cloudphone/src/main/cpp/cas_common/CMakeLists.txt b/cloudphone/src/main/cpp/cas_common/CMakeLists.txt index c664df17d9688d0a906c133e56b02569d738d184..b3657ed4feb023917068230983de36bd422b34a7 100644 --- a/cloudphone/src/main/cpp/cas_common/CMakeLists.txt +++ b/cloudphone/src/main/cpp/cas_common/CMakeLists.txt @@ -1,2 +1,3 @@ +include_directories(../libs) aux_source_directory(. CAS_COMMON_SRC_LIST) add_library(cas_common STATIC ${CAS_COMMON_SRC_LIST}) \ No newline at end of file diff --git a/cloudphone/src/main/cpp/cas_common/CasLog.cpp b/cloudphone/src/main/cpp/cas_common/CasLog.cpp new file mode 100644 index 0000000000000000000000000000000000000000..899a3f9e70fb33167b09f897e8d348e6b9535f4e --- /dev/null +++ b/cloudphone/src/main/cpp/cas_common/CasLog.cpp @@ -0,0 +1,43 @@ +// Copyright 2024 Huawei Cloud Computing Technology Co., Ltd. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +#include "CasLog.h" +#include "spdlog/sinks/rotating_file_sink.h" + +// 最大10M ,最多转储3个文件 +static auto max_size = 1048576 * 10; +static auto max_files = 3; +std::shared_ptr sdkLogger = nullptr; + +void LogToFile(int level, const char *filename, int line, const char *function, const char* msg) +{ + if (sdkLogger == nullptr) { + sdkLogger = spdlog::rotating_logger_mt("sdk_logger", "/sdcard/Android/media/com.huawei.cloudapp.b004/sdk_log.txt", max_size, max_files); + } + switch (level) { + case ANDROID_LOG_DEBUG: + sdkLogger->debug("[{}:{}]:{}:{}", filename, line, function, msg); + break; + case ANDROID_LOG_INFO: + sdkLogger->info("[{}:{}]:{}:{}", filename, line, function, msg); + break; + case ANDROID_LOG_WARN: + sdkLogger->warn("[{}:{}]:{}:{}", filename, line, function, msg); + break; + case ANDROID_LOG_ERROR: + sdkLogger->error("[{}:{}]:{}:{}", filename, line, function, msg); + break; + default: + break; + } +} \ No newline at end of file diff --git a/cloudphone/src/main/cpp/cas_common/CasLog.h b/cloudphone/src/main/cpp/cas_common/CasLog.h index 6f955306079419bcd292def33fe81b7c7436ce8f..be74980e39932c3c25992993243f9bd1ba21a43c 100644 --- a/cloudphone/src/main/cpp/cas_common/CasLog.h +++ b/cloudphone/src/main/cpp/cas_common/CasLog.h @@ -34,6 +34,8 @@ inline char *CasStrrchr(const char *str, int c); const int LOG_BUF_SIZE = 512; +void LogToFile(int level, const char *filename, int line, const char *function, const char* msg); + inline void LogPrint(int level, const char *filename, int line, const char *function, const char *fmt, ...) { if (level < ANDROID_LOG_INFO) { @@ -45,6 +47,7 @@ inline void LogPrint(int level, const char *filename, int line, const char *func int ret = vsnprintf_s(msg, LOG_BUF_SIZE, LOG_BUF_SIZE - 1, fmt, args); if (ret != -1) { __android_log_print(level, "CloudAppJni", "[%s:%d]%s():%s", filename, line, function, msg); + LogToFile(level, filename, line, function, msg); } va_end(args); } diff --git a/cloudphone/src/main/cpp/cas_decoder/CasDecodeController.cpp b/cloudphone/src/main/cpp/cas_decoder/CasDecodeController.cpp index 27ab0cfd3d4d0130c11739f25f1a751d7f84cc29..9167fa7795dd7a6b698c24c270e1addfdd65e98c 100644 --- a/cloudphone/src/main/cpp/cas_decoder/CasDecodeController.cpp +++ b/cloudphone/src/main/cpp/cas_decoder/CasDecodeController.cpp @@ -30,6 +30,50 @@ CasDecodeController *CasDecodeController::g_instance = nullptr; AChoreographer *choreographer; CasDecodeController *g_controller = nullptr; +uint32_t CasDecodeController::ReduceFps(uint64_t frameBuffer) +{ + const uint64_t maxBuffCount15 = 12; + const uint64_t maxBuffCount30 = 8; + const uint64_t maxBuffCount48 = 4; + uint32_t updateIdx = FPSPATTERNS60; + if (frameBuffer >= maxBuffCount15) { + updateIdx = FPSPATTERNS15; + } else if (frameBuffer >= maxBuffCount30) { + updateIdx = FPSPATTERNS30; + } else if (frameBuffer >= maxBuffCount48) { + updateIdx = FPSPATTERNS48; + } + return updateIdx; +} + +bool CasDecodeController::IsDiscardFrame(uint32_t updatePatternIdx) +{ + if (updatePatternIdx >= FPSPATTERNS_MAX) { + INFO("IsDiscardFrame index over limit, index = %u", updatePatternIdx); + updatePatternIdx = FPSPATTERNS60; + } + // 丢帧策略变化 + if (updatePatternIdx != m_UpdatePatternIdx) { + ClearDiscardFrameCache(); + m_UpdatePatternIdx = updatePatternIdx; + } + if (m_HoldFrames > 1) { + m_HoldFrames--; + } else { + m_UpdatePatternOffset = (m_UpdatePatternOffset + 1) % strlen(UPDATE_FPSPATTERNS[m_UpdatePatternIdx]); + char ch = UPDATE_FPSPATTERNS[m_UpdatePatternIdx][m_UpdatePatternOffset]; + m_HoldFrames = ch - '0'; + } + return !(m_HoldFrames == 1); +} + +void CasDecodeController::ClearDiscardFrameCache() +{ + m_UpdatePatternIdx = FPSPATTERNS60; + m_UpdatePatternOffset = 0; + m_HoldFrames = 0; +} + void FrameCallback(long frameTime, void* data) { if (!g_controller->IsStatus(EngineStat::ENGINE_RUNNING)) { @@ -50,12 +94,58 @@ void FrameCallback(long frameTime, void* data) CasFirstVideoFrameListener* firstVideoFrameListener = g_controller->GetCasFirstVideoFrameListener(); CasVideoDecodeStatListener* videoDecodeStatListener = g_controller->GetCasVideoDecodeStatListener(); - iRet = static_cast(decoder->OutputAndDisplay()); - if (iRet == DECODER_OUTPUT_ERR) { - ERR("Sub-Thread exited."); - } else if (iRet == DECODER_OUTPUT_RETRY) { - decoder->OutputAndDisplay(); - } else if (iRet == DECODER_SUCCESS) { + // 支持网络缓存堆积时按照策略丢帧 + bool isDiscard = true; + const uint64_t discardBuffCount = 4; + uint64_t frameBuffer = 0; + if (g_controller->m_InputFrameNum > g_controller->m_DisplayFrameNum) { + frameBuffer = g_controller->m_InputFrameNum - g_controller->m_DisplayFrameNum; + } + // 缓存堆积时，根据策略丢缓存后马上出下一帧，一次处理2帧 + uint64_t reduceBegin = 0; + uint64_t reduceEnd = 0; + uint64_t display1Begin = 0; + uint64_t display1End = 0; + if (frameBuffer >= discardBuffCount) { + reduceBegin = casVideoUtil->GetNow(); + uint32_t updatePatternIdx = g_controller->ReduceFps(frameBuffer); + if (g_controller->isStartDiscard == false && g_controller->m_UpdatePatternIdx != updatePatternIdx + && g_controller->m_UpdatePatternIdx != FPSPATTERNS60) { + g_controller->isStartDiscard = true; + } + isDiscard = g_controller->IsDiscardFrame(updatePatternIdx); + // 是否丢帧 + if (isDiscard) { + g_controller->m_DiscardFrameNum++; + CasVideoUtil::GetInstance()->DropOneFrame(); + INFO("FrameCallback start discard, frameBuffer=%lu, index=%u, last index=%lu, m_DiscardFrameNum=%lu, m_InputFrameNum=%lu, m_DisplayFrameNum=%lu", + frameBuffer, updatePatternIdx, g_controller->m_UpdatePatternIdx, g_controller->m_DiscardFrameNum, g_controller->m_InputFrameNum, g_controller->m_DisplayFrameNum); + } + reduceEnd = casVideoUtil->GetNow(); + display1Begin = casVideoUtil->GetNow(); + iRet = static_cast(decoder->OutputAndDisplay(!isDiscard)); + display1End = casVideoUtil->GetNow(); + if (iRet != DECODER_OUTPUT_RETRY) { + g_controller->m_DisplayFrameNum++; + } else if (iRet == DECODER_OUTPUT_ERR) { + ERR("FrameCallback OutputAndDisplay error, ret = %d, isDiscard = %d", iRet, isDiscard); + } + } else { + if (g_controller->isStartDiscard == true) { + g_controller->isStartDiscard = false; + g_controller->ClearDiscardFrameCache(); + } + } + uint64_t display2Begin = casVideoUtil->GetNow(); + if (isDiscard) { + iRet = static_cast(decoder->OutputAndDisplay(true)); + if (iRet != DECODER_OUTPUT_RETRY) { + g_controller->m_DisplayFrameNum++; + } + } + uint64_t display2End = casVideoUtil->GetNow(); + + if (iRet == DECODER_SUCCESS) { if (!isDecodeFirstFrame) { isDecodeFirstFrame = true; if (firstVideoFrameListener != nullptr) { @@ -70,7 +160,23 @@ void FrameCallback(long frameTime, void* data) casVideoUtil->SetTimestamp(nowUs); videoDecodeStatListener->OnDecodeOneFrame(latency); } + } else if (iRet == DECODER_OUTPUT_ERR) { + ERR("FrameCallback OutputAndDisplay error, ret=%d", iRet); + } + if (g_controller->m_InputFrameNum % 500 == 1) { + INFO("FrameCallback m_DisplayFrameNum=%lu, m_InputFrameNum=%lu, m_DiscardFrameNum=%lu", + g_controller->m_DisplayFrameNum, g_controller->m_InputFrameNum, g_controller->m_DiscardFrameNum); + } + uint64_t vsyncEnd = casVideoUtil->GetNow(); + uint64_t duration = vsyncEnd - startUs; + uint64_t reduceTime = reduceEnd - reduceBegin; + uint64_t display1Time = display1End - display1Begin; + uint64_t display2Time = display2End - display2Begin; + if (duration > 15000) { + ERR("FrameCallback cost time duration:%lu, reduceTime:%lu, displayTime1:%lu, displayTime2:%lu", + duration, reduceTime, display1Time, display2Time); } + AChoreographer_postFrameCallback(choreographer, FrameCallback, nullptr); } #endif @@ -238,6 +344,7 @@ uint32_t CasDecodeController::Init(ANativeWindow *nativeWindow, FrameType frameT return VIDEO_ENGINE_CLIENT_INIT_FAIL; } SetStatus(EngineStat::ENGINE_INIT); + m_InputFrameNum = 0; INFO("Init success."); return SUCCESS; } @@ -271,6 +378,12 @@ uint32_t CasDecodeController::Start() if (outputTask.joinable()) { outputTask.detach(); } + + m_DisplayFrameNum = 0; + m_DiscardFrameNum = 0; + isStartDiscard = false; + ClearDiscardFrameCache(); + INFO("Start success."); return SUCCESS; } @@ -298,6 +411,7 @@ uint32_t CasDecodeController::Decode(const uint8_t *buf, size_t length) ERR("Failed to process input data."); return VIDEO_ENGINE_CLIENT_DECODE_ERR; } + m_InputFrameNum++; return SUCCESS; } diff --git a/cloudphone/src/main/cpp/cas_decoder/CasDecodeController.h b/cloudphone/src/main/cpp/cas_decoder/CasDecodeController.h index 71ba810a04eba82ab2cd1c0a802740fca48c57b9..a93fc76eeeaf77d19212c4c4c0b341f12ac5671f 100644 --- a/cloudphone/src/main/cpp/cas_decoder/CasDecodeController.h +++ b/cloudphone/src/main/cpp/cas_decoder/CasDecodeController.h @@ -23,6 +23,25 @@ #include "CasVideoEngineCommon.h" #include "CasDecoder.h" +enum FramePatterns { + FPSPATTERNS15 = 0, // 0 + FPSPATTERNS24, // 1 + FPSPATTERNS25, // 2 + FPSPATTERNS30, // 3 + FPSPATTERNS48, // 4 + FPSPATTERNS60, // 5 + FPSPATTERNS_MAX, +}; + +const char UPDATE_FPSPATTERNS[FPSPATTERNS_MAX][8] = { + "4", // 15 fps 丢3保1 + "32", // 24 fps 丢1保1，丢2保1 + "32322", // 25 fps 丢1保1，丢1保1，丢2保1，丢1保1，丢2保1 + "2", // 30 fps 丢1保1 + "2111", // 48 fps 保3，丢1保1 + "1", // 60 fps 不丢 +}; + class CasDecodeController { public: /* @@ -149,6 +168,19 @@ public: CasVideoDecodeStatListener* GetCasVideoDecodeStatListener(); + bool IsDiscardFrame(uint32_t updatePatternIdx); + void ClearDiscardFrameCache(); + uint32_t ReduceFps(uint64_t frameBuffer); + + uint64_t m_InputFrameNum = 0; + uint64_t m_DisplayFrameNum = 0; + uint64_t m_DiscardFrameNum = 0; + uint32_t m_UpdatePatternIdx = FPSPATTERNS60; + uint32_t m_UpdatePatternOffset = 0; + uint32_t m_HoldFrames = 0; + + bool isStartDiscard = false; // 是否触发丢帧策略，进行日志打印 + private: /* * @fn CasDecodeController diff --git a/cloudphone/src/main/cpp/cas_decoder/CasDecoder.cpp b/cloudphone/src/main/cpp/cas_decoder/CasDecoder.cpp index 2259a62831e3362f18b5b8e229547db22dcc3229..9fe7a6506c31c805304e42e895b1f24cec2c4eef 100644 --- a/cloudphone/src/main/cpp/cas_decoder/CasDecoder.cpp +++ b/cloudphone/src/main/cpp/cas_decoder/CasDecoder.cpp @@ -222,7 +222,7 @@ uint32_t CasDecoder::Input(const uint8_t *buf, const size_t len) * DECODER_OUTPUT_RETRY * DECODER_OUTPUT_ERR */ -uint32_t CasDecoder::OutputAndDisplay() +uint32_t CasDecoder::OutputAndDisplay(bool isDisplay) { AMediaCodecBufferInfo info; // Get the index of the next available buffer of processed data. @@ -245,14 +245,13 @@ uint32_t CasDecoder::OutputAndDisplay() m_outputFrameCount++; DBG("DecodeLog: dequeue output buffer success: bufId = %d, m_outputFrameCount = %d", bufId, m_outputFrameCount); - if (m_inputFrameCount - m_outputFrameCount > 1 && !m_isDropFrame) { + if (!isDisplay) { DBG("DecodeLog: frame count %d output buffer latency exceed %d frames, release one frame. ", m_outputFrameCount, m_inputFrameCount - m_outputFrameCount); AMediaCodec_releaseOutputBuffer(m_mediaCodec, bufId, false); - m_isDropFrame = true; } else { AMediaCodec_releaseOutputBuffer(m_mediaCodec, bufId, true); - m_isDropFrame = false; } + return DECODER_SUCCESS; } switch (bufId) { diff --git a/cloudphone/src/main/cpp/cas_decoder/CasDecoder.h b/cloudphone/src/main/cpp/cas_decoder/CasDecoder.h index d3868b11727cd45d45deddc3702ae76e6490a83d..fa2dc1939c0d674766a42e0ff657c4dab95368b1 100644 --- a/cloudphone/src/main/cpp/cas_decoder/CasDecoder.h +++ b/cloudphone/src/main/cpp/cas_decoder/CasDecoder.h @@ -79,7 +79,7 @@ public: * DECODER_OUTPUT_RETRY * DECODER_OUTPUT_ERR */ - uint32_t OutputAndDisplay(); + uint32_t OutputAndDisplay(bool idDisplay); /* * @fn GetFps diff --git a/cloudphone/src/main/cpp/cas_decoder/CasVideoUtil.cpp b/cloudphone/src/main/cpp/cas_decoder/CasVideoUtil.cpp index dd4c27cd731d2183d74307d7bae13d54866a110f..f56b7ead3e24673c5b135d8ee1b6d229f82294b0 100644 --- a/cloudphone/src/main/cpp/cas_decoder/CasVideoUtil.cpp +++ b/cloudphone/src/main/cpp/cas_decoder/CasVideoUtil.cpp @@ -153,4 +153,27 @@ void CasVideoUtil::Release() noexcept delete m_frameQueue; m_frameQueue = nullptr; } +} + +void CasVideoUtil::DropOneFrame() { + uint64_t currentTime = GetNow(); + + m_VideoDropCount++; + + if (m_lastTimeRefreshDropFPS == 0) { + m_lastTimeRefreshDropFPS = currentTime; + } + if (currentTime - m_lastTimeRefreshDropFPS > DURATION_USEC) { + m_VideoDropFPS = m_VideoDropCount; + m_VideoDropCount = 0; + m_lastTimeRefreshDropFPS = currentTime; + } +} + +int CasVideoUtil::GetCurrentDropFPS() { + uint64_t currentTime = GetNow(); + if (currentTime - m_lastTimeRefreshDropFPS > 2 * DURATION_USEC) { + return 0; + } + return m_VideoDropFPS; } \ No newline at end of file diff --git a/cloudphone/src/main/cpp/cas_decoder/CasVideoUtil.h b/cloudphone/src/main/cpp/cas_decoder/CasVideoUtil.h index 7784afe82ea89d5e2f29615a92425bb7b1989c7b..f31d48a4c65a71173e16e086f363638e86427321 100644 --- a/cloudphone/src/main/cpp/cas_decoder/CasVideoUtil.h +++ b/cloudphone/src/main/cpp/cas_decoder/CasVideoUtil.h @@ -60,6 +60,18 @@ public: */ uint32_t GetFps(); + /* + * @fn DropOneFrame + * @brief count when drop one frame + */ + void DropOneFrame(); + + /* + * @fn GetCurrentDropFPS + * @brief get drop FPS + */ + int GetCurrentDropFPS(); + private: /* * @brief: construct @@ -81,5 +93,8 @@ private: static CasVideoUtil *g_instance; static std::mutex g_instanceLock; CasItemQueue *m_frameQueue = nullptr; + int m_VideoDropCount = 0; + int m_VideoDropFPS = 0; + uint64_t m_lastTimeRefreshDropFPS = 0; }; #endif // CLOUDAPPSDK_CASVIDEOUTIL_H \ No newline at end of file diff --git a/cloudphone/src/main/cpp/cas_service/CasDataPipe.cpp b/cloudphone/src/main/cpp/cas_service/CasDataPipe.cpp index a7acdc0eb87d1e90aea605012289326cabb63c2e..d3091a23e1fd2e3fccdd3415b313310ba45c54c8 100644 --- a/cloudphone/src/main/cpp/cas_service/CasDataPipe.cpp +++ b/cloudphone/src/main/cpp/cas_service/CasDataPipe.cpp @@ -59,6 +59,7 @@ void CasDataPipe::Handle(void *pPkt) if (this->m_status) { stream_msg_head_t *head = (stream_msg_head_t *)pPkt; this->m_totalSize += head->GetPayloadSize(); + this->m_unprocessedSize = m_deque.size() + 1; this->m_deque.push_back(pPkt); if (this->m_block) { @@ -121,4 +122,9 @@ void *CasDataPipe::GetNextPktWaitFor(int timeout) int CasDataPipe::GetNumItems() { return this->m_deque.size(); +} + +void CasDataPipe::UpdateUnprocessedSize() +{ + this->m_unprocessedSize = GetNumItems(); } \ No newline at end of file diff --git a/cloudphone/src/main/cpp/cas_service/CasDataPipe.h b/cloudphone/src/main/cpp/cas_service/CasDataPipe.h index 9b4efa26f075f4deb8b8009d68a3c802013e3bb3..a336553ce2a6c843d31cb446797e3ebb4f58aa28 100644 --- a/cloudphone/src/main/cpp/cas_service/CasDataPipe.h +++ b/cloudphone/src/main/cpp/cas_service/CasDataPipe.h @@ -38,6 +38,12 @@ public: void Clear() noexcept; + /** + * 当使用数据的地方处理完数据时调用，更新未处理数据数量 + */ + void UpdateUnprocessedSize(); + + std::atomic_uint64_t m_unprocessedSize{0}; protected: uint32_t m_totalSize; std::deque m_deque; diff --git a/cloudphone/src/main/cpp/cas_service/CasHeartbeatThread.cpp b/cloudphone/src/main/cpp/cas_service/CasHeartbeatThread.cpp index f7458820c82aae3ae815cbb9c82f80db96be56bb..aafb7c29245342b1978d899beb0cf77aec05f07e 100644 --- a/cloudphone/src/main/cpp/cas_service/CasHeartbeatThread.cpp +++ b/cloudphone/src/main/cpp/cas_service/CasHeartbeatThread.cpp @@ -26,6 +26,7 @@ const uint64_t MAX_LAG = 10 * 1000000; CasHeartbeatThread::CasHeartbeatThread(CasHeartbeatController *heartbeatController, CasSocket *sock) { + m_threadStatus = CAS_THREAD_INIT; m_casSocket = sock; m_heartbeatController = heartbeatController; } diff --git a/cloudphone/src/main/cpp/cas_service/CasVideoHDecodeThread.cpp b/cloudphone/src/main/cpp/cas_service/CasVideoHDecodeThread.cpp index 130bd448a81628e934b17806cf11b25c80ad4a59..ab3045189b32b02430f25d77e4287099377d9dee 100644 --- a/cloudphone/src/main/cpp/cas_service/CasVideoHDecodeThread.cpp +++ b/cloudphone/src/main/cpp/cas_service/CasVideoHDecodeThread.cpp @@ -146,6 +146,7 @@ void DecodeTaskEntry(CasVideoHDecodeThread *decodeThreadObj) uint32_t ret = 0; ret = videoEngine->DecodeFrame((uint8_t *)onePkt + sizeof(stream_msg_head_t), dataSize); + videoPktStream->UpdateUnprocessedSize(); if (ret == SUCCESS) { lastFramePending = false; diff --git a/cloudphone/src/main/cpp/cas_stream/CasStreamBuildSender.cpp b/cloudphone/src/main/cpp/cas_stream/CasStreamBuildSender.cpp index 9c1036145c4af54cc16efc5c63dbea003b688556..cb201a2c50b245ff963c051755a28e74c6f78a48 100644 --- a/cloudphone/src/main/cpp/cas_stream/CasStreamBuildSender.cpp +++ b/cloudphone/src/main/cpp/cas_stream/CasStreamBuildSender.cpp @@ -121,7 +121,7 @@ int CasStreamBuildSender::SendDataToServer(CasMsgType type, const void *buf, siz ssize_t stat = m_socket->Send(outBuffer + pos, dataLen - pos); #if MTRANS_ENABLED - if (m_mtrans != nullptr && type == HeartBeat) { + if (m_mtrans != nullptr && type == HeartBeat && m_socket->GetStatus() == SOCKET_STATUS_RUNNING) { m_mtrans->SendCmdData(reinterpret_cast(outBuffer + pos), dataLen - pos); } #endif diff --git a/cloudphone/src/main/cpp/cas_stream/CasStreamRecvParser.cpp b/cloudphone/src/main/cpp/cas_stream/CasStreamRecvParser.cpp index 09746b90d9944d7f2f12a1a03801807f5d773186..20a6fcf74529be62e14416ad02f36bd189c6f635 100644 --- a/cloudphone/src/main/cpp/cas_stream/CasStreamRecvParser.cpp +++ b/cloudphone/src/main/cpp/cas_stream/CasStreamRecvParser.cpp @@ -91,6 +91,26 @@ CasStreamParseThread::~CasStreamParseThread() this->m_streamRecvParser = nullptr; } +int FastDecodeFrame(uint8_t *buf, size_t length) +{ + CasController *casController = CasController::GetInstance(); + if (casController == nullptr) { + ERR("Get CasController failed."); + return VIDEO_ENGINE_CLIENT_DESTROY_ERR; + } + CasVideoHDecodeThread *thread = casController->GetVideoDecodeThread(); + if (thread == nullptr) { + ERR("Get CasVideoHDecodeThread failed."); + return VIDEO_ENGINE_CLIENT_DESTROY_ERR; + } + CasVideoEngine *engine = thread->GetVideoEngine(); + if (engine == nullptr) { + ERR("Get CasVideoEngine failed."); + return VIDEO_ENGINE_CLIENT_DESTROY_ERR; + } + return engine->DecodeFrame(buf, length); +} + void HandleCompletePktMsg(CasStreamParseThread *streamParseThread, streamMsgHead *msgHead, unsigned char *recvBuf, unsigned int pktStartPos) { @@ -100,6 +120,19 @@ void HandleCompletePktMsg(CasStreamParseThread *streamParseThread, streamMsgHead unsigned int dataCompleteLen = msgHead->GetPayloadSize() + sizeof(stream_msg_head_t); CasPktHandle *serviceHandle = streamParseThread->m_streamRecvParser->GetServiceHandle(msgHead->type); if (serviceHandle) { + // 直接喂数据给解码控制器逻辑，处理缓存队列解码和直接解码并发问题 + if (msgHead->type == Video) { + CasDataPipe *videoCasDataPipe = (CasDataPipe *)serviceHandle; + if (videoCasDataPipe->m_unprocessedSize == 0) { + // Video Data pipe 无数据，就转为直接提交MediaCodec + int32_t dataSize = static_cast(((streamMsgHead *)recvBuf)->GetPayloadSize()); + int ret = FastDecodeFrame((uint8_t *)recvBuf + pktStartPos + sizeof(streamParseThread), dataSize); + if (ret == SUCCESS) { + return; + } + } + } + void *pTmp = AllocBuffer(dataCompleteLen); if (pTmp != nullptr) { if (EOK != memcpy_s(pTmp, dataCompleteLen, recvBuf + pktStartPos, dataCompleteLen)) { diff --git a/cloudphone/src/main/cpp/libs/Arm32/libmtrans.a b/cloudphone/src/main/cpp/libs/Arm32/libmtrans.a index 5140bfd878c72f956a55cbf4d5fd38a447277698..c5ea687fc5b3b4d8e3f0d0ae71b159764423fe2a 100644 Binary files a/cloudphone/src/main/cpp/libs/Arm32/libmtrans.a and b/cloudphone/src/main/cpp/libs/Arm32/libmtrans.a differ diff --git a/cloudphone/src/main/cpp/libs/Arm64/libmtrans.a b/cloudphone/src/main/cpp/libs/Arm64/libmtrans.a index 4410512a4914f657f2fa4035c68fc872cd122a3f..5cc7394353ed5939ec60b3dc2ef982209d5b98e5 100644 Binary files a/cloudphone/src/main/cpp/libs/Arm64/libmtrans.a and b/cloudphone/src/main/cpp/libs/Arm64/libmtrans.a differ diff --git a/cloudphone/src/main/cpp/libs/mtrans/include/net_trans.h b/cloudphone/src/main/cpp/libs/mtrans/include/net_trans.h index 5b3c0b6bf20b2accafc6a5f0e4d4c29d637e4555..4f696811f8d4beae506dcb0a20853936ac52df63 100644 --- a/cloudphone/src/main/cpp/libs/mtrans/include/net_trans.h +++ b/cloudphone/src/main/cpp/libs/mtrans/include/net_trans.h @@ -25,6 +25,8 @@ public: virtual ~NetTrans(); + void EnableLog(const std::string& logPath, NET_TRANS_LOG_LEVLE logLevel); + int Init(NET_TRANS_PEER_TYPE peerType, char const *ip, int port, TransConfigParam param, @@ -32,7 +34,9 @@ public: RecvAudioDataCallback audioCallback, UpdataBitrateCallback bitrateCallback, RequestKeyFrameCallback keyFrameCallback, - RecvCmdDataCallback cmdCallback); + RecvCmdDataCallback cmdCallback, + RecvAudioDecodeCallback audioDecodeCallback, + TransLogCallback transLogCallback); int Start(); int Stop(); @@ -41,6 +45,20 @@ public: int SendAudioData(uint8_t *data, int len); int SendCmdData(uint8_t *data, int len); + int SendSensorData(uint8_t *data, int len); + + int SendLocationData(uint8_t *data, int len); + + int SendTouchEventData(uint8_t *data, int len); + + int SendKeyEventData(uint8_t *data, int len); + + int SendMotionEventData(uint8_t *data, int len); + int GetVideoRecvStats(StreamRecvStats* stats); + int GetAudioRecvStats(StreamRecvStats* stats); + int GetRtt(); + int GetCmdSendStats(StreamSendStats* stats); + private: class NetTransPri; class NetTransPri *m_netTransPri; diff --git a/cloudphone/src/main/cpp/libs/mtrans/include/net_trans_def.h b/cloudphone/src/main/cpp/libs/mtrans/include/net_trans_def.h index dc8903ba5ef9a5f0fe6a75e2bb9debc3949a45e0..bd581580e7d57ac5b23aee5135d969721380adc2 100644 --- a/cloudphone/src/main/cpp/libs/mtrans/include/net_trans_def.h +++ b/cloudphone/src/main/cpp/libs/mtrans/include/net_trans_def.h @@ -27,10 +27,127 @@ struct TransConfigParam { uint32_t maxVideoSendBitrate; }; +enum NET_TRANS_LOG_LEVLE { + TRANS_LOG_LEVEL_OFF, // 关闭日志 + TRANS_LOG_LEVEL_ERROR, // error级别 + TRANS_LOG_LEVEL_WARN, // warn级别 + TRANS_LOG_LEVEL_INFO, // info级别 + TRANS_LOG_LEVEL_DEBUG // debug级别 +}; + +struct AudioJbDecode { + int32_t bfi; + uint8_t * payload; + uint32_t inputLength; + int16_t* outputData; + uint32_t outputLength; + uint32_t outputBufSize; + int32_t frameType; + uint32_t metaDataOffset; +}; + +struct TouchEventParam { + uint8_t id; + uint8_t action; + uint16_t x; + uint16_t y; + uint16_t pressure; + int32_t time; + uint8_t orientation; + uint16_t height; + uint16_t width; +} __attribute__((packed)); + +struct KeyEventParam { + uint16_t keycode; + uint16_t action; +} __attribute__((packed)); + +struct MotionEventParam { + uint16_t masterAxis; + int32_t masterValue; + uint16_t secondaryAxis; + int32_t secondaryValue; +} __attribute__((packed)); + +struct VideoRecvStats { + uint32_t recvFrameRate; + uint32_t redRate; + uint32_t recoverRate; + uint32_t jbListpacketNum; + uint32_t sendKeyRequestCnt; + int32_t jbJitter; + uint32_t refFrameErrorCnt; + uint64_t aveJbDelayAfterBuild; + uint64_t recvAveDelay; + uint64_t recvMaxDelay; +}; + +struct AudioRecvStats { + uint32_t receiveTotalTime; + uint32_t plcCount; + uint32_t tsmCompressCount; + uint32_t tsmStretchCount; + int32_t totalDelay; + int32_t estTotalDelay; + uint64_t noVoiceFrameCnt; + uint32_t getFrameCount; +}; + +struct StreamRecvStats { + uint32_t recvBitrate; + uint32_t lostRate; + uint32_t jitter; + uint32_t lostPktCnt; + uint32_t maxContLostPktCnt; + uint32_t recvTotalFrameCnt; + uint32_t jbDepth; + uint32_t jbTotalFrameCnt; + uint32_t packetRate; + uint32_t periodNotRecvPktCnt; + uint32_t periodNotRecvPktTime; + uint32_t periodFreezeFrameCnt; + uint32_t periodFreezeTime; + uint32_t sendNackRequestCnt; + union { + VideoRecvStats videoStats; + AudioRecvStats audioStats; + }; +}; + +struct VideoSendStats { + uint32_t sendFrameRate; + uint32_t availableEncBitrate; + uint32_t inputFrameCnt; + uint32_t sendFrameCnt; + uint32_t redRate; + uint32_t recvKeyRequestCnt; + uint32_t recvNackRequestCnt; + uint32_t nackResponsePktCnt; + uint32_t nackNotRspCnt; +}; + +struct StreamSendStats { + uint32_t encBitrate; + uint32_t fecBitrate; + uint32_t arqBitrate; + uint32_t packetRate; + uint32_t rtt; + uint32_t remoteJitter; + uint32_t remoteLostRate; + uint32_t pacingSendMaxDelay; + uint32_t pacingSendAveDelay; + uint32_t periodNotSendPktCnt; + uint64_t periodNotSendPktTime; + VideoSendStats videoStats; +}; + typedef int32_t (*RecvVideoDataCallback)(uint8_t* data, uint32_t length); typedef int32_t (*RecvAudioDataCallback)(uint8_t* data, uint32_t length); +typedef int32_t (*RecvAudioDecodeCallback)(int32_t streamId, AudioJbDecode* audioJbDecode); typedef int32_t (*RecvCmdDataCallback)(uint8_t* data, uint32_t length); typedef void (*UpdataBitrateCallback)(uint32_t encBitrate, uint32_t totalBitrate); typedef void (*RequestKeyFrameCallback)(); +typedef void (*TransLogCallback)(const char* str, uint32_t length); #endif //HUAWEICLOUD_CLOUDPHONEACCESS_ENGINE_NET_TRANS_DEF_H diff --git a/cloudphone/src/main/cpp/libs/spdlog/async.h b/cloudphone/src/main/cpp/libs/spdlog/async.h new file mode 100644 index 0000000000000000000000000000000000000000..e96abd199b4978f8265b0a30c5b4e05111918bff --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/async.h @@ -0,0 +1,100 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Async logging using global thread pool +// All loggers created here share same global thread pool. +// Each log message is pushed to a queue along with a shared pointer to the +// logger. +// If a logger deleted while having pending messages in the queue, it's actual +// destruction will defer +// until all its messages are processed by the thread pool. +// This is because each message in the queue holds a shared_ptr to the +// originating logger. + +#include +#include +#include + +#include +#include +#include + +namespace spdlog { + +namespace details { +static const size_t default_async_q_size = 8192; +} + +// async logger factory - creates async loggers backed with thread pool. +// if a global thread pool doesn't already exist, create it with default queue +// size of 8192 items and single thread. +template +struct async_factory_impl { + template + static std::shared_ptr create(std::string logger_name, SinkArgs &&...args) { + auto ®istry_inst = details::registry::instance(); + + // create global thread pool if not already exists.. + + auto &mutex = registry_inst.tp_mutex(); + std::lock_guard tp_lock(mutex); + auto tp = registry_inst.get_tp(); + if (tp == nullptr) { + tp = std::make_shared(details::default_async_q_size, 1U); + registry_inst.set_tp(tp); + } + + auto sink = std::make_shared(std::forward(args)...); + auto new_logger = std::make_shared(std::move(logger_name), std::move(sink), + std::move(tp), OverflowPolicy); + registry_inst.initialize_logger(new_logger); + return new_logger; + } +}; + +using async_factory = async_factory_impl; +using async_factory_nonblock = async_factory_impl; + +template +inline std::shared_ptr create_async(std::string logger_name, + SinkArgs &&...sink_args) { + return async_factory::create(std::move(logger_name), + std::forward(sink_args)...); +} + +template +inline std::shared_ptr create_async_nb(std::string logger_name, + SinkArgs &&...sink_args) { + return async_factory_nonblock::create(std::move(logger_name), + std::forward(sink_args)...); +} + +// set global thread pool. +inline void init_thread_pool(size_t q_size, + size_t thread_count, + std::function on_thread_start, + std::function on_thread_stop) { + auto tp = std::make_shared(q_size, thread_count, on_thread_start, + on_thread_stop); + details::registry::instance().set_tp(std::move(tp)); +} + +inline void init_thread_pool(size_t q_size, + size_t thread_count, + std::function on_thread_start) { + init_thread_pool(q_size, thread_count, on_thread_start, [] {}); +} + +inline void init_thread_pool(size_t q_size, size_t thread_count) { + init_thread_pool( + q_size, thread_count, [] {}, [] {}); +} + +// get the global thread pool. +inline std::shared_ptr thread_pool() { + return details::registry::instance().get_tp(); +} +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/async_logger-inl.h b/cloudphone/src/main/cpp/libs/spdlog/async_logger-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..499800d88063ca2c105d1b7c8ea9691e60ee86e2 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/async_logger-inl.h @@ -0,0 +1,86 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +#include +#include + +SPDLOG_INLINE spdlog::async_logger::async_logger(std::string logger_name, + sinks_init_list sinks_list, + std::weak_ptr tp, + async_overflow_policy overflow_policy) + : async_logger(std::move(logger_name), + sinks_list.begin(), + sinks_list.end(), + std::move(tp), + overflow_policy) {} + +SPDLOG_INLINE spdlog::async_logger::async_logger(std::string logger_name, + sink_ptr single_sink, + std::weak_ptr tp, + async_overflow_policy overflow_policy) + : async_logger( + std::move(logger_name), {std::move(single_sink)}, std::move(tp), overflow_policy) {} + +// send the log message to the thread pool +SPDLOG_INLINE void spdlog::async_logger::sink_it_(const details::log_msg &msg){ + SPDLOG_TRY{if (auto pool_ptr = thread_pool_.lock()){ + pool_ptr->post_log(shared_from_this(), msg, overflow_policy_); +} +else { + throw_spdlog_ex("async log: thread pool doesn't exist anymore"); +} +} +SPDLOG_LOGGER_CATCH(msg.source) +} + +// send flush request to the thread pool +SPDLOG_INLINE void spdlog::async_logger::flush_(){SPDLOG_TRY{auto pool_ptr = thread_pool_.lock(); +if (!pool_ptr) { + throw_spdlog_ex("async flush: thread pool doesn't exist anymore"); +} + +std::future future = pool_ptr->post_flush(shared_from_this(), overflow_policy_); +// Wait for the flush operation to complete. +// This might throw exception if the flush message get dropped because of overflow. +future.get(); +} +SPDLOG_LOGGER_CATCH(source_loc()) +} + +// +// backend functions - called from the thread pool to do the actual job +// +SPDLOG_INLINE void spdlog::async_logger::backend_sink_it_(const details::log_msg &msg) { + for (auto &sink : sinks_) { + if (sink->should_log(msg.level)) { + SPDLOG_TRY { sink->log(msg); } + SPDLOG_LOGGER_CATCH(msg.source) + } + } + + if (should_flush_(msg)) { + backend_flush_(); + } +} + +SPDLOG_INLINE void spdlog::async_logger::backend_flush_() { + for (auto &sink : sinks_) { + SPDLOG_TRY { sink->flush(); } + SPDLOG_LOGGER_CATCH(source_loc()) + } +} + +SPDLOG_INLINE std::shared_ptr spdlog::async_logger::clone(std::string new_name) { + auto cloned = std::make_shared(*this); + cloned->name_ = std::move(new_name); + return cloned; +} diff --git a/cloudphone/src/main/cpp/libs/spdlog/async_logger.h b/cloudphone/src/main/cpp/libs/spdlog/async_logger.h new file mode 100644 index 0000000000000000000000000000000000000000..846c4c6f080290f3022fecede2c85dfedaafa618 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/async_logger.h @@ -0,0 +1,74 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Fast asynchronous logger. +// Uses pre allocated queue. +// Creates a single back thread to pop messages from the queue and log them. +// +// Upon each log write the logger: +// 1. Checks if its log level is enough to log the message +// 2. Push a new copy of the message to a queue (or block the caller until +// space is available in the queue) +// Upon destruction, logs all remaining messages in the queue before +// destructing.. + +#include + +namespace spdlog { + +// Async overflow policy - block by default. +enum class async_overflow_policy { + block, // Block until message can be enqueued + overrun_oldest, // Discard oldest message in the queue if full when trying to + // add new item. + discard_new // Discard new message if the queue is full when trying to add new item. +}; + +namespace details { +class thread_pool; +} + +class SPDLOG_API async_logger final : public std::enable_shared_from_this, + public logger { + friend class details::thread_pool; + +public: + template + async_logger(std::string logger_name, + It begin, + It end, + std::weak_ptr tp, + async_overflow_policy overflow_policy = async_overflow_policy::block) + : logger(std::move(logger_name), begin, end), + thread_pool_(std::move(tp)), + overflow_policy_(overflow_policy) {} + + async_logger(std::string logger_name, + sinks_init_list sinks_list, + std::weak_ptr tp, + async_overflow_policy overflow_policy = async_overflow_policy::block); + + async_logger(std::string logger_name, + sink_ptr single_sink, + std::weak_ptr tp, + async_overflow_policy overflow_policy = async_overflow_policy::block); + + std::shared_ptr clone(std::string new_name) override; + +protected: + void sink_it_(const details::log_msg &msg) override; + void flush_() override; + void backend_sink_it_(const details::log_msg &incoming_log_msg); + void backend_flush_(); + +private: + std::weak_ptr thread_pool_; + async_overflow_policy overflow_policy_; +}; +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "async_logger-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/cfg/argv.h b/cloudphone/src/main/cpp/libs/spdlog/cfg/argv.h new file mode 100644 index 0000000000000000000000000000000000000000..7de2f83e7d2a5fa9dec8a90e8e0d4ec79c9620ed --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/cfg/argv.h @@ -0,0 +1,40 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once +#include +#include + +// +// Init log levels using each argv entry that starts with "SPDLOG_LEVEL=" +// +// set all loggers to debug level: +// example.exe "SPDLOG_LEVEL=debug" + +// set logger1 to trace level +// example.exe "SPDLOG_LEVEL=logger1=trace" + +// turn off all logging except for logger1 and logger2: +// example.exe "SPDLOG_LEVEL=off,logger1=debug,logger2=info" + +namespace spdlog { +namespace cfg { + +// search for SPDLOG_LEVEL= in the args and use it to init the levels +inline void load_argv_levels(int argc, const char **argv) { + const std::string spdlog_level_prefix = "SPDLOG_LEVEL="; + for (int i = 1; i < argc; i++) { + std::string arg = argv[i]; + if (arg.find(spdlog_level_prefix) == 0) { + auto levels_string = arg.substr(spdlog_level_prefix.size()); + helpers::load_levels(levels_string); + } + } +} + +inline void load_argv_levels(int argc, char **argv) { + load_argv_levels(argc, const_cast(argv)); +} + +} // namespace cfg +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/cfg/env.h b/cloudphone/src/main/cpp/libs/spdlog/cfg/env.h new file mode 100644 index 0000000000000000000000000000000000000000..6e554145445ae42b71d5fb8bf33ddc89ce8e46fb --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/cfg/env.h @@ -0,0 +1,36 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once +#include +#include +#include + +// +// Init levels and patterns from env variables SPDLOG_LEVEL +// Inspired from Rust's "env_logger" crate (https://crates.io/crates/env_logger). +// Note - fallback to "info" level on unrecognized levels +// +// Examples: +// +// set global level to debug: +// export SPDLOG_LEVEL=debug +// +// turn off all logging except for logger1: +// export SPDLOG_LEVEL="*=off,logger1=debug" +// + +// turn off all logging except for logger1 and logger2: +// export SPDLOG_LEVEL="off,logger1=debug,logger2=info" + +namespace spdlog { +namespace cfg { +inline void load_env_levels() { + auto env_val = details::os::getenv("SPDLOG_LEVEL"); + if (!env_val.empty()) { + helpers::load_levels(env_val); + } +} + +} // namespace cfg +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/cfg/helpers-inl.h b/cloudphone/src/main/cpp/libs/spdlog/cfg/helpers-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..93650a2e843f2e118a9e458218f9ec1183c7e541 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/cfg/helpers-inl.h @@ -0,0 +1,107 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include +#include + +#include +#include +#include +#include + +namespace spdlog { +namespace cfg { +namespace helpers { + +// inplace convert to lowercase +inline std::string &to_lower_(std::string &str) { + std::transform(str.begin(), str.end(), str.begin(), [](char ch) { + return static_cast((ch >= 'A' && ch <= 'Z') ? ch + ('a' - 'A') : ch); + }); + return str; +} + +// inplace trim spaces +inline std::string &trim_(std::string &str) { + const char *spaces = " \n\r\t"; + str.erase(str.find_last_not_of(spaces) + 1); + str.erase(0, str.find_first_not_of(spaces)); + return str; +} + +// return (name,value) trimmed pair from given "name=value" string. +// return empty string on missing parts +// "key=val" => ("key", "val") +// " key = val " => ("key", "val") +// "key=" => ("key", "") +// "val" => ("", "val") + +inline std::pair extract_kv_(char sep, const std::string &str) { + auto n = str.find(sep); + std::string k, v; + if (n == std::string::npos) { + v = str; + } else { + k = str.substr(0, n); + v = str.substr(n + 1); + } + return std::make_pair(trim_(k), trim_(v)); +} + +// return vector of key/value pairs from sequence of "K1=V1,K2=V2,.." +// "a=AAA,b=BBB,c=CCC,.." => {("a","AAA"),("b","BBB"),("c", "CCC"),...} +inline std::unordered_map extract_key_vals_(const std::string &str) { + std::string token; + std::istringstream token_stream(str); + std::unordered_map rv{}; + while (std::getline(token_stream, token, ',')) { + if (token.empty()) { + continue; + } + auto kv = extract_kv_('=', token); + rv[kv.first] = kv.second; + } + return rv; +} + +SPDLOG_INLINE void load_levels(const std::string &input) { + if (input.empty() || input.size() > 512) { + return; + } + + auto key_vals = extract_key_vals_(input); + std::unordered_map levels; + level::level_enum global_level = level::info; + bool global_level_found = false; + + for (auto &name_level : key_vals) { + auto &logger_name = name_level.first; + auto level_name = to_lower_(name_level.second); + auto level = level::from_str(level_name); + // ignore unrecognized level names + if (level == level::off && level_name != "off") { + continue; + } + if (logger_name.empty()) // no logger name indicate global level + { + global_level_found = true; + global_level = level; + } else { + levels[logger_name] = level; + } + } + + details::registry::instance().set_levels(std::move(levels), + global_level_found ? &global_level : nullptr); +} + +} // namespace helpers +} // namespace cfg +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/cfg/helpers.h b/cloudphone/src/main/cpp/libs/spdlog/cfg/helpers.h new file mode 100644 index 0000000000000000000000000000000000000000..c02381891c3dc3812701c2433ba35756bce968de --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/cfg/helpers.h @@ -0,0 +1,29 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog { +namespace cfg { +namespace helpers { +// +// Init levels from given string +// +// Examples: +// +// set global level to debug: "debug" +// turn off all logging except for logger1: "off,logger1=debug" +// turn off all logging except for logger1 and logger2: "off,logger1=debug,logger2=info" +// +SPDLOG_API void load_levels(const std::string &txt); +} // namespace helpers + +} // namespace cfg +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "helpers-inl.h" +#endif // SPDLOG_HEADER_ONLY diff --git a/cloudphone/src/main/cpp/libs/spdlog/common-inl.h b/cloudphone/src/main/cpp/libs/spdlog/common-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..a8a0453c14d72550d29f23122d01fd638e7828ac --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/common-inl.h @@ -0,0 +1,68 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +namespace spdlog { +namespace level { + +#if __cplusplus >= 201703L +constexpr +#endif + static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES; + +static const char *short_level_names[] SPDLOG_SHORT_LEVEL_NAMES; + +SPDLOG_INLINE const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT { + return level_string_views[l]; +} + +SPDLOG_INLINE const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT { + return short_level_names[l]; +} + +SPDLOG_INLINE spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT { + auto it = std::find(std::begin(level_string_views), std::end(level_string_views), name); + if (it != std::end(level_string_views)) + return static_cast(std::distance(std::begin(level_string_views), it)); + + // check also for "warn" and "err" before giving up.. + if (name == "warn") { + return level::warn; + } + if (name == "err") { + return level::err; + } + return level::off; +} +} // namespace level + +SPDLOG_INLINE spdlog_ex::spdlog_ex(std::string msg) + : msg_(std::move(msg)) {} + +SPDLOG_INLINE spdlog_ex::spdlog_ex(const std::string &msg, int last_errno) { +#ifdef SPDLOG_USE_STD_FORMAT + msg_ = std::system_error(std::error_code(last_errno, std::generic_category()), msg).what(); +#else + memory_buf_t outbuf; + fmt::format_system_error(outbuf, last_errno, msg.c_str()); + msg_ = fmt::to_string(outbuf); +#endif +} + +SPDLOG_INLINE const char *spdlog_ex::what() const SPDLOG_NOEXCEPT { return msg_.c_str(); } + +SPDLOG_INLINE void throw_spdlog_ex(const std::string &msg, int last_errno) { + SPDLOG_THROW(spdlog_ex(msg, last_errno)); +} + +SPDLOG_INLINE void throw_spdlog_ex(std::string msg) { SPDLOG_THROW(spdlog_ex(std::move(msg))); } + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/common.h b/cloudphone/src/main/cpp/libs/spdlog/common.h new file mode 100644 index 0000000000000000000000000000000000000000..aca483c2077b2c2c828e69b07d1b675a56de3a26 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/common.h @@ -0,0 +1,411 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef SPDLOG_USE_STD_FORMAT + #include + #if __cpp_lib_format >= 202207L + #include + #else + #include + #endif +#endif + +#ifdef SPDLOG_COMPILED_LIB + #undef SPDLOG_HEADER_ONLY + #if defined(SPDLOG_SHARED_LIB) + #if defined(_WIN32) + #ifdef spdlog_EXPORTS + #define SPDLOG_API __declspec(dllexport) + #else // !spdlog_EXPORTS + #define SPDLOG_API __declspec(dllimport) + #endif + #else // !defined(_WIN32) + #define SPDLOG_API __attribute__((visibility("default"))) + #endif + #else // !defined(SPDLOG_SHARED_LIB) + #define SPDLOG_API + #endif + #define SPDLOG_INLINE +#else // !defined(SPDLOG_COMPILED_LIB) + #define SPDLOG_API + #define SPDLOG_HEADER_ONLY + #define SPDLOG_INLINE inline +#endif // #ifdef SPDLOG_COMPILED_LIB + +#include + +#if !defined(SPDLOG_USE_STD_FORMAT) && \ + FMT_VERSION >= 80000 // backward compatibility with fmt versions older than 8 + #define SPDLOG_FMT_RUNTIME(format_string) fmt::runtime(format_string) + #define SPDLOG_FMT_STRING(format_string) FMT_STRING(format_string) + #if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) + #include + #endif +#else + #define SPDLOG_FMT_RUNTIME(format_string) format_string + #define SPDLOG_FMT_STRING(format_string) format_string +#endif + +// visual studio up to 2013 does not support noexcept nor constexpr +#if defined(_MSC_VER) && (_MSC_VER < 1900) + #define SPDLOG_NOEXCEPT _NOEXCEPT + #define SPDLOG_CONSTEXPR +#else + #define SPDLOG_NOEXCEPT noexcept + #define SPDLOG_CONSTEXPR constexpr +#endif + +// If building with std::format, can just use constexpr, otherwise if building with fmt +// SPDLOG_CONSTEXPR_FUNC needs to be set the same as FMT_CONSTEXPR to avoid situations where +// a constexpr function in spdlog could end up calling a non-constexpr function in fmt +// depending on the compiler +// If fmt determines it can't use constexpr, we should inline the function instead +#ifdef SPDLOG_USE_STD_FORMAT + #define SPDLOG_CONSTEXPR_FUNC constexpr +#else // Being built with fmt + #if FMT_USE_CONSTEXPR + #define SPDLOG_CONSTEXPR_FUNC FMT_CONSTEXPR + #else + #define SPDLOG_CONSTEXPR_FUNC inline + #endif +#endif + +#if defined(__GNUC__) || defined(__clang__) + #define SPDLOG_DEPRECATED __attribute__((deprecated)) +#elif defined(_MSC_VER) + #define SPDLOG_DEPRECATED __declspec(deprecated) +#else + #define SPDLOG_DEPRECATED +#endif + +// disable thread local on msvc 2013 +#ifndef SPDLOG_NO_TLS + #if (defined(_MSC_VER) && (_MSC_VER < 1900)) || defined(__cplusplus_winrt) + #define SPDLOG_NO_TLS 1 + #endif +#endif + +#ifndef SPDLOG_FUNCTION + #define SPDLOG_FUNCTION static_cast(__FUNCTION__) +#endif + +#ifdef SPDLOG_NO_EXCEPTIONS + #define SPDLOG_TRY + #define SPDLOG_THROW(ex) \ + do { \ + printf("spdlog fatal error: %s\n", ex.what()); \ + std::abort(); \ + } while (0) + #define SPDLOG_CATCH_STD +#else + #define SPDLOG_TRY try + #define SPDLOG_THROW(ex) throw(ex) + #define SPDLOG_CATCH_STD \ + catch (const std::exception &) { \ + } +#endif + +namespace spdlog { + +class formatter; + +namespace sinks { +class sink; +} + +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) +using filename_t = std::wstring; + // allow macro expansion to occur in SPDLOG_FILENAME_T + #define SPDLOG_FILENAME_T_INNER(s) L##s + #define SPDLOG_FILENAME_T(s) SPDLOG_FILENAME_T_INNER(s) +#else +using filename_t = std::string; + #define SPDLOG_FILENAME_T(s) s +#endif + +using log_clock = std::chrono::system_clock; +using sink_ptr = std::shared_ptr; +using sinks_init_list = std::initializer_list; +using err_handler = std::function; +#ifdef SPDLOG_USE_STD_FORMAT +namespace fmt_lib = std; + +using string_view_t = std::string_view; +using memory_buf_t = std::string; + +template + #if __cpp_lib_format >= 202207L +using format_string_t = std::format_string; + #else +using format_string_t = std::string_view; + #endif + +template +struct is_convertible_to_basic_format_string + : std::integral_constant>::value> {}; + + #if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +using wstring_view_t = std::wstring_view; +using wmemory_buf_t = std::wstring; + +template + #if __cpp_lib_format >= 202207L +using wformat_string_t = std::wformat_string; + #else +using wformat_string_t = std::wstring_view; + #endif + #endif + #define SPDLOG_BUF_TO_STRING(x) x +#else // use fmt lib instead of std::format +namespace fmt_lib = fmt; + +using string_view_t = fmt::basic_string_view; +using memory_buf_t = fmt::basic_memory_buffer; + +template +using format_string_t = fmt::format_string; + +template +using remove_cvref_t = typename std::remove_cv::type>::type; + +template + #if FMT_VERSION >= 90101 +using fmt_runtime_string = fmt::runtime_format_string; + #else +using fmt_runtime_string = fmt::basic_runtime; + #endif + +// clang doesn't like SFINAE disabled constructor in std::is_convertible<> so have to repeat the +// condition from basic_format_string here, in addition, fmt::basic_runtime is only +// convertible to basic_format_string but not basic_string_view +template +struct is_convertible_to_basic_format_string + : std::integral_constant>::value || + std::is_same, fmt_runtime_string>::value> { +}; + + #if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +using wstring_view_t = fmt::basic_string_view; +using wmemory_buf_t = fmt::basic_memory_buffer; + +template +using wformat_string_t = fmt::wformat_string; + #endif + #define SPDLOG_BUF_TO_STRING(x) fmt::to_string(x) +#endif + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + #ifndef _WIN32 + #error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows + #endif // _WIN32 +#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT + +template +struct is_convertible_to_any_format_string + : std::integral_constant::value || + is_convertible_to_basic_format_string::value> {}; + +#if defined(SPDLOG_NO_ATOMIC_LEVELS) +using level_t = details::null_atomic_int; +#else +using level_t = std::atomic; +#endif + +#define SPDLOG_LEVEL_TRACE 0 +#define SPDLOG_LEVEL_DEBUG 1 +#define SPDLOG_LEVEL_INFO 2 +#define SPDLOG_LEVEL_WARN 3 +#define SPDLOG_LEVEL_ERROR 4 +#define SPDLOG_LEVEL_CRITICAL 5 +#define SPDLOG_LEVEL_OFF 6 + +#if !defined(SPDLOG_ACTIVE_LEVEL) + #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO +#endif + +// Log level enum +namespace level { +enum level_enum : int { + trace = SPDLOG_LEVEL_TRACE, + debug = SPDLOG_LEVEL_DEBUG, + info = SPDLOG_LEVEL_INFO, + warn = SPDLOG_LEVEL_WARN, + err = SPDLOG_LEVEL_ERROR, + critical = SPDLOG_LEVEL_CRITICAL, + off = SPDLOG_LEVEL_OFF, + n_levels +}; + +#define SPDLOG_LEVEL_NAME_TRACE spdlog::string_view_t("trace", 5) +#define SPDLOG_LEVEL_NAME_DEBUG spdlog::string_view_t("debug", 5) +#define SPDLOG_LEVEL_NAME_INFO spdlog::string_view_t("info", 4) +#define SPDLOG_LEVEL_NAME_WARNING spdlog::string_view_t("warning", 7) +#define SPDLOG_LEVEL_NAME_ERROR spdlog::string_view_t("error", 5) +#define SPDLOG_LEVEL_NAME_CRITICAL spdlog::string_view_t("critical", 8) +#define SPDLOG_LEVEL_NAME_OFF spdlog::string_view_t("off", 3) + +#if !defined(SPDLOG_LEVEL_NAMES) + #define SPDLOG_LEVEL_NAMES \ + { \ + SPDLOG_LEVEL_NAME_TRACE, SPDLOG_LEVEL_NAME_DEBUG, SPDLOG_LEVEL_NAME_INFO, \ + SPDLOG_LEVEL_NAME_WARNING, SPDLOG_LEVEL_NAME_ERROR, SPDLOG_LEVEL_NAME_CRITICAL, \ + SPDLOG_LEVEL_NAME_OFF \ + } +#endif + +#if !defined(SPDLOG_SHORT_LEVEL_NAMES) + + #define SPDLOG_SHORT_LEVEL_NAMES \ + { "T", "D", "I", "W", "E", "C", "O" } +#endif + +SPDLOG_API const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; +SPDLOG_API const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; +SPDLOG_API spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT; + +} // namespace level + +// +// Color mode used by sinks with color support. +// +enum class color_mode { always, automatic, never }; + +// +// Pattern time - specific time getting to use for pattern_formatter. +// local time by default +// +enum class pattern_time_type { + local, // log localtime + utc // log utc +}; + +// +// Log exception +// +class SPDLOG_API spdlog_ex : public std::exception { +public: + explicit spdlog_ex(std::string msg); + spdlog_ex(const std::string &msg, int last_errno); + const char *what() const SPDLOG_NOEXCEPT override; + +private: + std::string msg_; +}; + +[[noreturn]] SPDLOG_API void throw_spdlog_ex(const std::string &msg, int last_errno); +[[noreturn]] SPDLOG_API void throw_spdlog_ex(std::string msg); + +struct source_loc { + SPDLOG_CONSTEXPR source_loc() = default; + SPDLOG_CONSTEXPR source_loc(const char *filename_in, int line_in, const char *funcname_in) + : filename{filename_in}, + line{line_in}, + funcname{funcname_in} {} + + SPDLOG_CONSTEXPR bool empty() const SPDLOG_NOEXCEPT { return line <= 0; } + const char *filename{nullptr}; + int line{0}; + const char *funcname{nullptr}; +}; + +struct file_event_handlers { + file_event_handlers() + : before_open(nullptr), + after_open(nullptr), + before_close(nullptr), + after_close(nullptr) {} + + std::function before_open; + std::function after_open; + std::function before_close; + std::function after_close; +}; + +namespace details { + +// to_string_view + +SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(const memory_buf_t &buf) + SPDLOG_NOEXCEPT { + return spdlog::string_view_t{buf.data(), buf.size()}; +} + +SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(spdlog::string_view_t str) + SPDLOG_NOEXCEPT { + return str; +} + +#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(const wmemory_buf_t &buf) + SPDLOG_NOEXCEPT { + return spdlog::wstring_view_t{buf.data(), buf.size()}; +} + +SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(spdlog::wstring_view_t str) + SPDLOG_NOEXCEPT { + return str; +} +#endif + +#ifndef SPDLOG_USE_STD_FORMAT +template +inline fmt::basic_string_view to_string_view(fmt::basic_format_string fmt) { + return fmt; +} +#elif __cpp_lib_format >= 202207L +template +SPDLOG_CONSTEXPR_FUNC std::basic_string_view to_string_view( + std::basic_format_string fmt) SPDLOG_NOEXCEPT { + return fmt.get(); +} +#endif + +// make_unique support for pre c++14 +#if __cplusplus >= 201402L // C++14 and beyond +using std::enable_if_t; +using std::make_unique; +#else +template +using enable_if_t = typename std::enable_if::type; + +template +std::unique_ptr make_unique(Args &&...args) { + static_assert(!std::is_array::value, "arrays not supported"); + return std::unique_ptr(new T(std::forward(args)...)); +} +#endif + +// to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324) +template ::value, int> = 0> +constexpr T conditional_static_cast(U value) { + return static_cast(value); +} + +template ::value, int> = 0> +constexpr T conditional_static_cast(U value) { + return value; +} + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "common-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/backtracer-inl.h b/cloudphone/src/main/cpp/libs/spdlog/details/backtracer-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..43d1002478c8407e3d1ba2bf18fadf76a9241b5e --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/backtracer-inl.h @@ -0,0 +1,63 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif +namespace spdlog { +namespace details { +SPDLOG_INLINE backtracer::backtracer(const backtracer &other) { + std::lock_guard lock(other.mutex_); + enabled_ = other.enabled(); + messages_ = other.messages_; +} + +SPDLOG_INLINE backtracer::backtracer(backtracer &&other) SPDLOG_NOEXCEPT { + std::lock_guard lock(other.mutex_); + enabled_ = other.enabled(); + messages_ = std::move(other.messages_); +} + +SPDLOG_INLINE backtracer &backtracer::operator=(backtracer other) { + std::lock_guard lock(mutex_); + enabled_ = other.enabled(); + messages_ = std::move(other.messages_); + return *this; +} + +SPDLOG_INLINE void backtracer::enable(size_t size) { + std::lock_guard lock{mutex_}; + enabled_.store(true, std::memory_order_relaxed); + messages_ = circular_q{size}; +} + +SPDLOG_INLINE void backtracer::disable() { + std::lock_guard lock{mutex_}; + enabled_.store(false, std::memory_order_relaxed); +} + +SPDLOG_INLINE bool backtracer::enabled() const { return enabled_.load(std::memory_order_relaxed); } + +SPDLOG_INLINE void backtracer::push_back(const log_msg &msg) { + std::lock_guard lock{mutex_}; + messages_.push_back(log_msg_buffer{msg}); +} + +SPDLOG_INLINE bool backtracer::empty() const { + std::lock_guard lock{mutex_}; + return messages_.empty(); +} + +// pop all items in the q and apply the given fun on each of them. +SPDLOG_INLINE void backtracer::foreach_pop(std::function fun) { + std::lock_guard lock{mutex_}; + while (!messages_.empty()) { + auto &front_msg = messages_.front(); + fun(front_msg); + messages_.pop_front(); + } +} +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/backtracer.h b/cloudphone/src/main/cpp/libs/spdlog/details/backtracer.h new file mode 100644 index 0000000000000000000000000000000000000000..541339cdc32caba890fc0a2a4e8728085099de76 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/backtracer.h @@ -0,0 +1,45 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +#include +#include +#include + +// Store log messages in circular buffer. +// Useful for storing debug data in case of error/warning happens. + +namespace spdlog { +namespace details { +class SPDLOG_API backtracer { + mutable std::mutex mutex_; + std::atomic enabled_{false}; + circular_q messages_; + +public: + backtracer() = default; + backtracer(const backtracer &other); + + backtracer(backtracer &&other) SPDLOG_NOEXCEPT; + backtracer &operator=(backtracer other); + + void enable(size_t size); + void disable(); + bool enabled() const; + void push_back(const log_msg &msg); + bool empty() const; + + // pop all items in the q and apply the given fun on each of them. + void foreach_pop(std::function fun); +}; + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "backtracer-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/circular_q.h b/cloudphone/src/main/cpp/libs/spdlog/details/circular_q.h new file mode 100644 index 0000000000000000000000000000000000000000..29e9d255f4f4c5ffba08f3ccb234688698035be7 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/circular_q.h @@ -0,0 +1,115 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +// circular q view of std::vector. +#pragma once + +#include +#include + +#include "spdlog/common.h" + +namespace spdlog { +namespace details { +template +class circular_q { + size_t max_items_ = 0; + typename std::vector::size_type head_ = 0; + typename std::vector::size_type tail_ = 0; + size_t overrun_counter_ = 0; + std::vector v_; + +public: + using value_type = T; + + // empty ctor - create a disabled queue with no elements allocated at all + circular_q() = default; + + explicit circular_q(size_t max_items) + : max_items_(max_items + 1) // one item is reserved as marker for full q + , + v_(max_items_) {} + + circular_q(const circular_q &) = default; + circular_q &operator=(const circular_q &) = default; + + // move cannot be default, + // since we need to reset head_, tail_, etc to zero in the moved object + circular_q(circular_q &&other) SPDLOG_NOEXCEPT { copy_moveable(std::move(other)); } + + circular_q &operator=(circular_q &&other) SPDLOG_NOEXCEPT { + copy_moveable(std::move(other)); + return *this; + } + + // push back, overrun (oldest) item if no room left + void push_back(T &&item) { + if (max_items_ > 0) { + v_[tail_] = std::move(item); + tail_ = (tail_ + 1) % max_items_; + + if (tail_ == head_) // overrun last item if full + { + head_ = (head_ + 1) % max_items_; + ++overrun_counter_; + } + } + } + + // Return reference to the front item. + // If there are no elements in the container, the behavior is undefined. + const T &front() const { return v_[head_]; } + + T &front() { return v_[head_]; } + + // Return number of elements actually stored + size_t size() const { + if (tail_ >= head_) { + return tail_ - head_; + } else { + return max_items_ - (head_ - tail_); + } + } + + // Return const reference to item by index. + // If index is out of range 0…size()-1, the behavior is undefined. + const T &at(size_t i) const { + assert(i < size()); + return v_[(head_ + i) % max_items_]; + } + + // Pop item from front. + // If there are no elements in the container, the behavior is undefined. + void pop_front() { head_ = (head_ + 1) % max_items_; } + + bool empty() const { return tail_ == head_; } + + bool full() const { + // head is ahead of the tail by 1 + if (max_items_ > 0) { + return ((tail_ + 1) % max_items_) == head_; + } + return false; + } + + size_t overrun_counter() const { return overrun_counter_; } + + void reset_overrun_counter() { overrun_counter_ = 0; } + +private: + // copy from other&& and reset it to disabled state + void copy_moveable(circular_q &&other) SPDLOG_NOEXCEPT { + max_items_ = other.max_items_; + head_ = other.head_; + tail_ = other.tail_; + overrun_counter_ = other.overrun_counter_; + v_ = std::move(other.v_); + + // put &&other in disabled, but valid state + other.max_items_ = 0; + other.head_ = other.tail_ = 0; + other.overrun_counter_ = 0; + } +}; +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/console_globals.h b/cloudphone/src/main/cpp/libs/spdlog/details/console_globals.h new file mode 100644 index 0000000000000000000000000000000000000000..9c552106a4e3c3cdfab1cddb857969c126f5a024 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/console_globals.h @@ -0,0 +1,28 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog { +namespace details { + +struct console_mutex { + using mutex_t = std::mutex; + static mutex_t &mutex() { + static mutex_t s_mutex; + return s_mutex; + } +}; + +struct console_nullmutex { + using mutex_t = null_mutex; + static mutex_t &mutex() { + static mutex_t s_mutex; + return s_mutex; + } +}; +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/file_helper-inl.h b/cloudphone/src/main/cpp/libs/spdlog/details/file_helper-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..37d1d46fd173821afb03ff4e18b29b2ba2820e13 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/file_helper-inl.h @@ -0,0 +1,152 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +#include +#include +#include +#include +#include +#include + +namespace spdlog { +namespace details { + +SPDLOG_INLINE file_helper::file_helper(const file_event_handlers &event_handlers) + : event_handlers_(event_handlers) {} + +SPDLOG_INLINE file_helper::~file_helper() { close(); } + +SPDLOG_INLINE void file_helper::open(const filename_t &fname, bool truncate) { + close(); + filename_ = fname; + + auto *mode = SPDLOG_FILENAME_T("ab"); + auto *trunc_mode = SPDLOG_FILENAME_T("wb"); + + if (event_handlers_.before_open) { + event_handlers_.before_open(filename_); + } + for (int tries = 0; tries < open_tries_; ++tries) { + // create containing folder if not exists already. + os::create_dir(os::dir_name(fname)); + if (truncate) { + // Truncate by opening-and-closing a tmp file in "wb" mode, always + // opening the actual log-we-write-to in "ab" mode, since that + // interacts more politely with eternal processes that might + // rotate/truncate the file underneath us. + std::FILE *tmp; + if (os::fopen_s(&tmp, fname, trunc_mode)) { + continue; + } + std::fclose(tmp); + } + if (!os::fopen_s(&fd_, fname, mode)) { + if (event_handlers_.after_open) { + event_handlers_.after_open(filename_, fd_); + } + return; + } + + details::os::sleep_for_millis(open_interval_); + } + + throw_spdlog_ex("Failed opening file " + os::filename_to_str(filename_) + " for writing", + errno); +} + +SPDLOG_INLINE void file_helper::reopen(bool truncate) { + if (filename_.empty()) { + throw_spdlog_ex("Failed re opening file - was not opened before"); + } + this->open(filename_, truncate); +} + +SPDLOG_INLINE void file_helper::flush() { + if (std::fflush(fd_) != 0) { + throw_spdlog_ex("Failed flush to file " + os::filename_to_str(filename_), errno); + } +} + +SPDLOG_INLINE void file_helper::sync() { + if (!os::fsync(fd_)) { + throw_spdlog_ex("Failed to fsync file " + os::filename_to_str(filename_), errno); + } +} + +SPDLOG_INLINE void file_helper::close() { + if (fd_ != nullptr) { + if (event_handlers_.before_close) { + event_handlers_.before_close(filename_, fd_); + } + + std::fclose(fd_); + fd_ = nullptr; + + if (event_handlers_.after_close) { + event_handlers_.after_close(filename_); + } + } +} + +SPDLOG_INLINE void file_helper::write(const memory_buf_t &buf) { + if (fd_ == nullptr) return; + size_t msg_size = buf.size(); + auto data = buf.data(); + if (std::fwrite(data, 1, msg_size, fd_) != msg_size) { + throw_spdlog_ex("Failed writing to file " + os::filename_to_str(filename_), errno); + } +} + +SPDLOG_INLINE size_t file_helper::size() const { + if (fd_ == nullptr) { + throw_spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(filename_)); + } + return os::filesize(fd_); +} + +SPDLOG_INLINE const filename_t &file_helper::filename() const { return filename_; } + +// +// return file path and its extension: +// +// "mylog.txt" => ("mylog", ".txt") +// "mylog" => ("mylog", "") +// "mylog." => ("mylog.", "") +// "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") +// +// the starting dot in filenames is ignored (hidden files): +// +// ".mylog" => (".mylog". "") +// "my_folder/.mylog" => ("my_folder/.mylog", "") +// "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") +SPDLOG_INLINE std::tuple file_helper::split_by_extension( + const filename_t &fname) { + auto ext_index = fname.rfind('.'); + + // no valid extension found - return whole path and empty string as + // extension + if (ext_index == filename_t::npos || ext_index == 0 || ext_index == fname.size() - 1) { + return std::make_tuple(fname, filename_t()); + } + + // treat cases like "/etc/rc.d/somelogfile or "/abc/.hiddenfile" + auto folder_index = fname.find_last_of(details::os::folder_seps_filename); + if (folder_index != filename_t::npos && folder_index >= ext_index - 1) { + return std::make_tuple(fname, filename_t()); + } + + // finally - return a valid base and extension tuple + return std::make_tuple(fname.substr(0, ext_index), fname.substr(ext_index)); +} + +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/file_helper.h b/cloudphone/src/main/cpp/libs/spdlog/details/file_helper.h new file mode 100644 index 0000000000000000000000000000000000000000..f0e5d180e331a4e0477469100495a1ea0ffa4e87 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/file_helper.h @@ -0,0 +1,61 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog { +namespace details { + +// Helper class for file sinks. +// When failing to open a file, retry several times(5) with a delay interval(10 ms). +// Throw spdlog_ex exception on errors. + +class SPDLOG_API file_helper { +public: + file_helper() = default; + explicit file_helper(const file_event_handlers &event_handlers); + + file_helper(const file_helper &) = delete; + file_helper &operator=(const file_helper &) = delete; + ~file_helper(); + + void open(const filename_t &fname, bool truncate = false); + void reopen(bool truncate); + void flush(); + void sync(); + void close(); + void write(const memory_buf_t &buf); + size_t size() const; + const filename_t &filename() const; + + // + // return file path and its extension: + // + // "mylog.txt" => ("mylog", ".txt") + // "mylog" => ("mylog", "") + // "mylog." => ("mylog.", "") + // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") + // + // the starting dot in filenames is ignored (hidden files): + // + // ".mylog" => (".mylog". "") + // "my_folder/.mylog" => ("my_folder/.mylog", "") + // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") + static std::tuple split_by_extension(const filename_t &fname); + +private: + const int open_tries_ = 5; + const unsigned int open_interval_ = 10; + std::FILE *fd_{nullptr}; + filename_t filename_; + file_event_handlers event_handlers_; +}; +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "file_helper-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/fmt_helper.h b/cloudphone/src/main/cpp/libs/spdlog/details/fmt_helper.h new file mode 100644 index 0000000000000000000000000000000000000000..61306003b2107e9e61e7aaaf212afc64e7ede39f --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/fmt_helper.h @@ -0,0 +1,141 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +#pragma once + +#include +#include +#include +#include +#include + +#ifdef SPDLOG_USE_STD_FORMAT + #include + #include +#endif + +// Some fmt helpers to efficiently format and pad ints and strings +namespace spdlog { +namespace details { +namespace fmt_helper { + +inline void append_string_view(spdlog::string_view_t view, memory_buf_t &dest) { + auto *buf_ptr = view.data(); + dest.append(buf_ptr, buf_ptr + view.size()); +} + +#ifdef SPDLOG_USE_STD_FORMAT +template +inline void append_int(T n, memory_buf_t &dest) { + // Buffer should be large enough to hold all digits (digits10 + 1) and a sign + SPDLOG_CONSTEXPR const auto BUF_SIZE = std::numeric_limits::digits10 + 2; + char buf[BUF_SIZE]; + + auto [ptr, ec] = std::to_chars(buf, buf + BUF_SIZE, n, 10); + if (ec == std::errc()) { + dest.append(buf, ptr); + } else { + throw_spdlog_ex("Failed to format int", static_cast(ec)); + } +} +#else +template +inline void append_int(T n, memory_buf_t &dest) { + fmt::format_int i(n); + dest.append(i.data(), i.data() + i.size()); +} +#endif + +template +SPDLOG_CONSTEXPR_FUNC unsigned int count_digits_fallback(T n) { + // taken from fmt: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/format.h#L899-L912 + unsigned int count = 1; + for (;;) { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if (n < 10) return count; + if (n < 100) return count + 1; + if (n < 1000) return count + 2; + if (n < 10000) return count + 3; + n /= 10000u; + count += 4; + } +} + +template +inline unsigned int count_digits(T n) { + using count_type = + typename std::conditional<(sizeof(T) > sizeof(uint32_t)), uint64_t, uint32_t>::type; +#ifdef SPDLOG_USE_STD_FORMAT + return count_digits_fallback(static_cast(n)); +#else + return static_cast(fmt:: + // fmt 7.0.0 renamed the internal namespace to detail. + // See: https://github.com/fmtlib/fmt/issues/1538 + #if FMT_VERSION < 70000 + internal + #else + detail + #endif + ::count_digits(static_cast(n))); +#endif +} + +inline void pad2(int n, memory_buf_t &dest) { + if (n >= 0 && n < 100) // 0-99 + { + dest.push_back(static_cast('0' + n / 10)); + dest.push_back(static_cast('0' + n % 10)); + } else // unlikely, but just in case, let fmt deal with it + { + fmt_lib::format_to(std::back_inserter(dest), SPDLOG_FMT_STRING("{:02}"), n); + } +} + +template +inline void pad_uint(T n, unsigned int width, memory_buf_t &dest) { + static_assert(std::is_unsigned::value, "pad_uint must get unsigned T"); + for (auto digits = count_digits(n); digits < width; digits++) { + dest.push_back('0'); + } + append_int(n, dest); +} + +template +inline void pad3(T n, memory_buf_t &dest) { + static_assert(std::is_unsigned::value, "pad3 must get unsigned T"); + if (n < 1000) { + dest.push_back(static_cast(n / 100 + '0')); + n = n % 100; + dest.push_back(static_cast((n / 10) + '0')); + dest.push_back(static_cast((n % 10) + '0')); + } else { + append_int(n, dest); + } +} + +template +inline void pad6(T n, memory_buf_t &dest) { + pad_uint(n, 6, dest); +} + +template +inline void pad9(T n, memory_buf_t &dest) { + pad_uint(n, 9, dest); +} + +// return fraction of a second of the given time_point. +// e.g. +// fraction(tp) -> will return the millis part of the second +template +inline ToDuration time_fraction(log_clock::time_point tp) { + using std::chrono::duration_cast; + using std::chrono::seconds; + auto duration = tp.time_since_epoch(); + auto secs = duration_cast(duration); + return duration_cast(duration) - duration_cast(secs); +} + +} // namespace fmt_helper +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/log_msg-inl.h b/cloudphone/src/main/cpp/libs/spdlog/details/log_msg-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..aa3a957682e5dfecd132a3e2e7667b239bfb06ed --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/log_msg-inl.h @@ -0,0 +1,44 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include + +namespace spdlog { +namespace details { + +SPDLOG_INLINE log_msg::log_msg(spdlog::log_clock::time_point log_time, + spdlog::source_loc loc, + string_view_t a_logger_name, + spdlog::level::level_enum lvl, + spdlog::string_view_t msg) + : logger_name(a_logger_name), + level(lvl), + time(log_time) +#ifndef SPDLOG_NO_THREAD_ID + , + thread_id(os::thread_id()) +#endif + , + source(loc), + payload(msg) { +} + +SPDLOG_INLINE log_msg::log_msg(spdlog::source_loc loc, + string_view_t a_logger_name, + spdlog::level::level_enum lvl, + spdlog::string_view_t msg) + : log_msg(os::now(), loc, a_logger_name, lvl, msg) {} + +SPDLOG_INLINE log_msg::log_msg(string_view_t a_logger_name, + spdlog::level::level_enum lvl, + spdlog::string_view_t msg) + : log_msg(os::now(), source_loc{}, a_logger_name, lvl, msg) {} + +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/log_msg.h b/cloudphone/src/main/cpp/libs/spdlog/details/log_msg.h new file mode 100644 index 0000000000000000000000000000000000000000..87df1e833277a74eac4729fd4c4d2ce9ebf75ab9 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/log_msg.h @@ -0,0 +1,40 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog { +namespace details { +struct SPDLOG_API log_msg { + log_msg() = default; + log_msg(log_clock::time_point log_time, + source_loc loc, + string_view_t logger_name, + level::level_enum lvl, + string_view_t msg); + log_msg(source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(const log_msg &other) = default; + log_msg &operator=(const log_msg &other) = default; + + string_view_t logger_name; + level::level_enum level{level::off}; + log_clock::time_point time; + size_t thread_id{0}; + + // wrapping the formatted text with color (updated by pattern_formatter). + mutable size_t color_range_start{0}; + mutable size_t color_range_end{0}; + + source_loc source; + string_view_t payload; +}; +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "log_msg-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/log_msg_buffer-inl.h b/cloudphone/src/main/cpp/libs/spdlog/details/log_msg_buffer-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..2eb242859ea2ca76ba8239b6c410bce42726e7f2 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/log_msg_buffer-inl.h @@ -0,0 +1,54 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +namespace spdlog { +namespace details { + +SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg &orig_msg) + : log_msg{orig_msg} { + buffer.append(logger_name.begin(), logger_name.end()); + buffer.append(payload.begin(), payload.end()); + update_string_views(); +} + +SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg_buffer &other) + : log_msg{other} { + buffer.append(logger_name.begin(), logger_name.end()); + buffer.append(payload.begin(), payload.end()); + update_string_views(); +} + +SPDLOG_INLINE log_msg_buffer::log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT + : log_msg{other}, + buffer{std::move(other.buffer)} { + update_string_views(); +} + +SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(const log_msg_buffer &other) { + log_msg::operator=(other); + buffer.clear(); + buffer.append(other.buffer.data(), other.buffer.data() + other.buffer.size()); + update_string_views(); + return *this; +} + +SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT { + log_msg::operator=(other); + buffer = std::move(other.buffer); + update_string_views(); + return *this; +} + +SPDLOG_INLINE void log_msg_buffer::update_string_views() { + logger_name = string_view_t{buffer.data(), logger_name.size()}; + payload = string_view_t{buffer.data() + logger_name.size(), payload.size()}; +} + +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/log_msg_buffer.h b/cloudphone/src/main/cpp/libs/spdlog/details/log_msg_buffer.h new file mode 100644 index 0000000000000000000000000000000000000000..1143b3ba45062f38721923323a8d321360d7fbad --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/log_msg_buffer.h @@ -0,0 +1,32 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include + +namespace spdlog { +namespace details { + +// Extend log_msg with internal buffer to store its payload. +// This is needed since log_msg holds string_views that points to stack data. + +class SPDLOG_API log_msg_buffer : public log_msg { + memory_buf_t buffer; + void update_string_views(); + +public: + log_msg_buffer() = default; + explicit log_msg_buffer(const log_msg &orig_msg); + log_msg_buffer(const log_msg_buffer &other); + log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT; + log_msg_buffer &operator=(const log_msg_buffer &other); + log_msg_buffer &operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT; +}; + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "log_msg_buffer-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/mpmc_blocking_q.h b/cloudphone/src/main/cpp/libs/spdlog/details/mpmc_blocking_q.h new file mode 100644 index 0000000000000000000000000000000000000000..5a474bf33a4073a5554ba2a0de517f42ddc54c45 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/mpmc_blocking_q.h @@ -0,0 +1,177 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// multi producer-multi consumer blocking queue. +// enqueue(..) - will block until room found to put the new message. +// enqueue_nowait(..) - will return immediately with false if no room left in +// the queue. +// dequeue_for(..) - will block until the queue is not empty or timeout have +// passed. + +#include + +#include +#include +#include + +namespace spdlog { +namespace details { + +template +class mpmc_blocking_queue { +public: + using item_type = T; + explicit mpmc_blocking_queue(size_t max_items) + : q_(max_items) {} + +#ifndef __MINGW32__ + // try to enqueue and block if no room left + void enqueue(T &&item) { + { + std::unique_lock lock(queue_mutex_); + pop_cv_.wait(lock, [this] { return !this->q_.full(); }); + q_.push_back(std::move(item)); + } + push_cv_.notify_one(); + } + + // enqueue immediately. overrun oldest message in the queue if no room left. + void enqueue_nowait(T &&item) { + { + std::unique_lock lock(queue_mutex_); + q_.push_back(std::move(item)); + } + push_cv_.notify_one(); + } + + void enqueue_if_have_room(T &&item) { + bool pushed = false; + { + std::unique_lock lock(queue_mutex_); + if (!q_.full()) { + q_.push_back(std::move(item)); + pushed = true; + } + } + + if (pushed) { + push_cv_.notify_one(); + } else { + ++discard_counter_; + } + } + + // dequeue with a timeout. + // Return true, if succeeded dequeue item, false otherwise + bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) { + { + std::unique_lock lock(queue_mutex_); + if (!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) { + return false; + } + popped_item = std::move(q_.front()); + q_.pop_front(); + } + pop_cv_.notify_one(); + return true; + } + + // blocking dequeue without a timeout. + void dequeue(T &popped_item) { + { + std::unique_lock lock(queue_mutex_); + push_cv_.wait(lock, [this] { return !this->q_.empty(); }); + popped_item = std::move(q_.front()); + q_.pop_front(); + } + pop_cv_.notify_one(); + } + +#else + // apparently mingw deadlocks if the mutex is released before cv.notify_one(), + // so release the mutex at the very end each function. + + // try to enqueue and block if no room left + void enqueue(T &&item) { + std::unique_lock lock(queue_mutex_); + pop_cv_.wait(lock, [this] { return !this->q_.full(); }); + q_.push_back(std::move(item)); + push_cv_.notify_one(); + } + + // enqueue immediately. overrun oldest message in the queue if no room left. + void enqueue_nowait(T &&item) { + std::unique_lock lock(queue_mutex_); + q_.push_back(std::move(item)); + push_cv_.notify_one(); + } + + void enqueue_if_have_room(T &&item) { + bool pushed = false; + std::unique_lock lock(queue_mutex_); + if (!q_.full()) { + q_.push_back(std::move(item)); + pushed = true; + } + + if (pushed) { + push_cv_.notify_one(); + } else { + ++discard_counter_; + } + } + + // dequeue with a timeout. + // Return true, if succeeded dequeue item, false otherwise + bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) { + std::unique_lock lock(queue_mutex_); + if (!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) { + return false; + } + popped_item = std::move(q_.front()); + q_.pop_front(); + pop_cv_.notify_one(); + return true; + } + + // blocking dequeue without a timeout. + void dequeue(T &popped_item) { + std::unique_lock lock(queue_mutex_); + push_cv_.wait(lock, [this] { return !this->q_.empty(); }); + popped_item = std::move(q_.front()); + q_.pop_front(); + pop_cv_.notify_one(); + } + +#endif + + size_t overrun_counter() { + std::unique_lock lock(queue_mutex_); + return q_.overrun_counter(); + } + + size_t discard_counter() { return discard_counter_.load(std::memory_order_relaxed); } + + size_t size() { + std::unique_lock lock(queue_mutex_); + return q_.size(); + } + + void reset_overrun_counter() { + std::unique_lock lock(queue_mutex_); + q_.reset_overrun_counter(); + } + + void reset_discard_counter() { discard_counter_.store(0, std::memory_order_relaxed); } + +private: + std::mutex queue_mutex_; + std::condition_variable push_cv_; + std::condition_variable pop_cv_; + spdlog::details::circular_q q_; + std::atomic discard_counter_{0}; +}; +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/null_mutex.h b/cloudphone/src/main/cpp/libs/spdlog/details/null_mutex.h new file mode 100644 index 0000000000000000000000000000000000000000..e3b32204158df4b4a6c5d40953cb22cd497f6212 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/null_mutex.h @@ -0,0 +1,35 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +// null, no cost dummy "mutex" and dummy "atomic" int + +namespace spdlog { +namespace details { +struct null_mutex { + void lock() const {} + void unlock() const {} +}; + +struct null_atomic_int { + int value; + null_atomic_int() = default; + + explicit null_atomic_int(int new_value) + : value(new_value) {} + + int load(std::memory_order = std::memory_order_relaxed) const { return value; } + + void store(int new_value, std::memory_order = std::memory_order_relaxed) { value = new_value; } + + int exchange(int new_value, std::memory_order = std::memory_order_relaxed) { + std::swap(new_value, value); + return new_value; // return value before the call + } +}; + +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/os-inl.h b/cloudphone/src/main/cpp/libs/spdlog/details/os-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..e3c80b9215d95f6ad3b848150210c9fdb955386b --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/os-inl.h @@ -0,0 +1,594 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef _WIN32 + #include + #include // for FlushFileBuffers + #include // for _get_osfhandle, _isatty, _fileno + #include // for _get_pid + + #ifdef __MINGW32__ + #include + #endif + + #if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES) + #include + #include + #endif + + #include // for _mkdir/_wmkdir + +#else // unix + + #include + #include + + #ifdef __linux__ + #include //Use gettid() syscall under linux to get thread id + + #elif defined(_AIX) + #include // for pthread_getthrds_np + + #elif defined(__DragonFly__) || defined(__FreeBSD__) + #include // for pthread_getthreadid_np + + #elif defined(__NetBSD__) + #include // for _lwp_self + + #elif defined(__sun) + #include // for thr_self + #endif + +#endif // unix + +#if defined __APPLE__ + #include +#endif + +#ifndef __has_feature // Clang - feature checking macros. + #define __has_feature(x) 0 // Compatibility with non-clang compilers. +#endif + +namespace spdlog { +namespace details { +namespace os { + +SPDLOG_INLINE spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT { +#if defined __linux__ && defined SPDLOG_CLOCK_COARSE + timespec ts; + ::clock_gettime(CLOCK_REALTIME_COARSE, &ts); + return std::chrono::time_point( + std::chrono::duration_cast( + std::chrono::seconds(ts.tv_sec) + std::chrono::nanoseconds(ts.tv_nsec))); + +#else + return log_clock::now(); +#endif +} +SPDLOG_INLINE std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT { +#ifdef _WIN32 + std::tm tm; + ::localtime_s(&tm, &time_tt); +#else + std::tm tm; + ::localtime_r(&time_tt, &tm); +#endif + return tm; +} + +SPDLOG_INLINE std::tm localtime() SPDLOG_NOEXCEPT { + std::time_t now_t = ::time(nullptr); + return localtime(now_t); +} + +SPDLOG_INLINE std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT { +#ifdef _WIN32 + std::tm tm; + ::gmtime_s(&tm, &time_tt); +#else + std::tm tm; + ::gmtime_r(&time_tt, &tm); +#endif + return tm; +} + +SPDLOG_INLINE std::tm gmtime() SPDLOG_NOEXCEPT { + std::time_t now_t = ::time(nullptr); + return gmtime(now_t); +} + +// fopen_s on non windows for writing +SPDLOG_INLINE bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode) { +#ifdef _WIN32 + #ifdef SPDLOG_WCHAR_FILENAMES + *fp = ::_wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); + #else + *fp = ::_fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); + #endif + #if defined(SPDLOG_PREVENT_CHILD_FD) + if (*fp != nullptr) { + auto file_handle = reinterpret_cast(_get_osfhandle(::_fileno(*fp))); + if (!::SetHandleInformation(file_handle, HANDLE_FLAG_INHERIT, 0)) { + ::fclose(*fp); + *fp = nullptr; + } + } + #endif +#else // unix + #if defined(SPDLOG_PREVENT_CHILD_FD) + const int mode_flag = mode == SPDLOG_FILENAME_T("ab") ? O_APPEND : O_TRUNC; + const int fd = + ::open((filename.c_str()), O_CREAT | O_WRONLY | O_CLOEXEC | mode_flag, mode_t(0644)); + if (fd == -1) { + return true; + } + *fp = ::fdopen(fd, mode.c_str()); + if (*fp == nullptr) { + ::close(fd); + } + #else + *fp = ::fopen((filename.c_str()), mode.c_str()); + #endif +#endif + + return *fp == nullptr; +} + +SPDLOG_INLINE int remove(const filename_t &filename) SPDLOG_NOEXCEPT { +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) + return ::_wremove(filename.c_str()); +#else + return std::remove(filename.c_str()); +#endif +} + +SPDLOG_INLINE int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT { + return path_exists(filename) ? remove(filename) : 0; +} + +SPDLOG_INLINE int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT { +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) + return ::_wrename(filename1.c_str(), filename2.c_str()); +#else + return std::rename(filename1.c_str(), filename2.c_str()); +#endif +} + +// Return true if path exists (file or directory) +SPDLOG_INLINE bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT { +#ifdef _WIN32 + struct _stat buffer; + #ifdef SPDLOG_WCHAR_FILENAMES + return (::_wstat(filename.c_str(), &buffer) == 0); + #else + return (::_stat(filename.c_str(), &buffer) == 0); + #endif +#else // common linux/unix all have the stat system call + struct stat buffer; + return (::stat(filename.c_str(), &buffer) == 0); +#endif +} + +#ifdef _MSC_VER + // avoid warning about unreachable statement at the end of filesize() + #pragma warning(push) + #pragma warning(disable : 4702) +#endif + +// Return file size according to open FILE* object +SPDLOG_INLINE size_t filesize(FILE *f) { + if (f == nullptr) { + throw_spdlog_ex("Failed getting file size. fd is null"); + } +#if defined(_WIN32) && !defined(__CYGWIN__) + int fd = ::_fileno(f); + #if defined(_WIN64) // 64 bits + __int64 ret = ::_filelengthi64(fd); + if (ret >= 0) { + return static_cast(ret); + } + + #else // windows 32 bits + long ret = ::_filelength(fd); + if (ret >= 0) { + return static_cast(ret); + } + #endif + +#else // unix + // OpenBSD and AIX doesn't compile with :: before the fileno(..) + #if defined(__OpenBSD__) || defined(_AIX) + int fd = fileno(f); + #else + int fd = ::fileno(f); + #endif + // 64 bits(but not in osx, linux/musl or cygwin, where fstat64 is deprecated) + #if ((defined(__linux__) && defined(__GLIBC__)) || defined(__sun) || defined(_AIX)) && \ + (defined(__LP64__) || defined(_LP64)) + struct stat64 st; + if (::fstat64(fd, &st) == 0) { + return static_cast(st.st_size); + } + #else // other unix or linux 32 bits or cygwin + struct stat st; + if (::fstat(fd, &st) == 0) { + return static_cast(st.st_size); + } + #endif +#endif + throw_spdlog_ex("Failed getting file size from fd", errno); + return 0; // will not be reached. +} + +#ifdef _MSC_VER + #pragma warning(pop) +#endif + +// Return utc offset in minutes or throw spdlog_ex on failure +SPDLOG_INLINE int utc_minutes_offset(const std::tm &tm) { +#ifdef _WIN32 + #if _WIN32_WINNT < _WIN32_WINNT_WS08 + TIME_ZONE_INFORMATION tzinfo; + auto rv = ::GetTimeZoneInformation(&tzinfo); + #else + DYNAMIC_TIME_ZONE_INFORMATION tzinfo; + auto rv = ::GetDynamicTimeZoneInformation(&tzinfo); + #endif + if (rv == TIME_ZONE_ID_INVALID) throw_spdlog_ex("Failed getting timezone info. ", errno); + + int offset = -tzinfo.Bias; + if (tm.tm_isdst) { + offset -= tzinfo.DaylightBias; + } else { + offset -= tzinfo.StandardBias; + } + return offset; +#else + + #if defined(sun) || defined(__sun) || defined(_AIX) || \ + (defined(__NEWLIB__) && !defined(__TM_GMTOFF)) || \ + (!defined(_BSD_SOURCE) && !defined(_GNU_SOURCE)) + // 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris + struct helper { + static long int calculate_gmt_offset(const std::tm &localtm = details::os::localtime(), + const std::tm &gmtm = details::os::gmtime()) { + int local_year = localtm.tm_year + (1900 - 1); + int gmt_year = gmtm.tm_year + (1900 - 1); + + long int days = ( + // difference in day of year + localtm.tm_yday - + gmtm.tm_yday + + // + intervening leap days + + ((local_year >> 2) - (gmt_year >> 2)) - (local_year / 100 - gmt_year / 100) + + ((local_year / 100 >> 2) - (gmt_year / 100 >> 2)) + + // + difference in years * 365 */ + + static_cast(local_year - gmt_year) * 365); + + long int hours = (24 * days) + (localtm.tm_hour - gmtm.tm_hour); + long int mins = (60 * hours) + (localtm.tm_min - gmtm.tm_min); + long int secs = (60 * mins) + (localtm.tm_sec - gmtm.tm_sec); + + return secs; + } + }; + + auto offset_seconds = helper::calculate_gmt_offset(tm); + #else + auto offset_seconds = tm.tm_gmtoff; + #endif + + return static_cast(offset_seconds / 60); +#endif +} + +// Return current thread id as size_t +// It exists because the std::this_thread::get_id() is much slower(especially +// under VS 2013) +SPDLOG_INLINE size_t _thread_id() SPDLOG_NOEXCEPT { +#ifdef _WIN32 + return static_cast(::GetCurrentThreadId()); +#elif defined(__linux__) + #if defined(__ANDROID__) && defined(__ANDROID_API__) && (__ANDROID_API__ < 21) + #define SYS_gettid __NR_gettid + #endif + return static_cast(::syscall(SYS_gettid)); +#elif defined(_AIX) + struct __pthrdsinfo buf; + int reg_size = 0; + pthread_t pt = pthread_self(); + int retval = pthread_getthrds_np(&pt, PTHRDSINFO_QUERY_TID, &buf, sizeof(buf), NULL, ®_size); + int tid = (!retval) ? buf.__pi_tid : 0; + return static_cast(tid); +#elif defined(__DragonFly__) || defined(__FreeBSD__) + return static_cast(::pthread_getthreadid_np()); +#elif defined(__NetBSD__) + return static_cast(::_lwp_self()); +#elif defined(__OpenBSD__) + return static_cast(::getthrid()); +#elif defined(__sun) + return static_cast(::thr_self()); +#elif __APPLE__ + uint64_t tid; + // There is no pthread_threadid_np prior to Mac OS X 10.6, and it is not supported on any PPC, + // including 10.6.8 Rosetta. __POWERPC__ is Apple-specific define encompassing ppc and ppc64. + #ifdef MAC_OS_X_VERSION_MAX_ALLOWED + { + #if (MAC_OS_X_VERSION_MAX_ALLOWED < 1060) || defined(__POWERPC__) + tid = pthread_mach_thread_np(pthread_self()); + #elif MAC_OS_X_VERSION_MIN_REQUIRED < 1060 + if (&pthread_threadid_np) { + pthread_threadid_np(nullptr, &tid); + } else { + tid = pthread_mach_thread_np(pthread_self()); + } + #else + pthread_threadid_np(nullptr, &tid); + #endif + } + #else + pthread_threadid_np(nullptr, &tid); + #endif + return static_cast(tid); +#else // Default to standard C++11 (other Unix) + return static_cast(std::hash()(std::this_thread::get_id())); +#endif +} + +// Return current thread id as size_t (from thread local storage) +SPDLOG_INLINE size_t thread_id() SPDLOG_NOEXCEPT { +#if defined(SPDLOG_NO_TLS) + return _thread_id(); +#else // cache thread id in tls + static thread_local const size_t tid = _thread_id(); + return tid; +#endif +} + +// This is avoid msvc issue in sleep_for that happens if the clock changes. +// See https://github.com/gabime/spdlog/issues/609 +SPDLOG_INLINE void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT { +#if defined(_WIN32) + ::Sleep(milliseconds); +#else + std::this_thread::sleep_for(std::chrono::milliseconds(milliseconds)); +#endif +} + +// wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined) +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) +SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) { + memory_buf_t buf; + wstr_to_utf8buf(filename, buf); + return SPDLOG_BUF_TO_STRING(buf); +} +#else +SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) { return filename; } +#endif + +SPDLOG_INLINE int pid() SPDLOG_NOEXCEPT { +#ifdef _WIN32 + return conditional_static_cast(::GetCurrentProcessId()); +#else + return conditional_static_cast(::getpid()); +#endif +} + +// Determine if the terminal supports colors +// Based on: https://github.com/agauniyal/rang/ +SPDLOG_INLINE bool is_color_terminal() SPDLOG_NOEXCEPT { +#ifdef _WIN32 + return true; +#else + + static const bool result = []() { + const char *env_colorterm_p = std::getenv("COLORTERM"); + if (env_colorterm_p != nullptr) { + return true; + } + + static constexpr std::array terms = { + {"ansi", "color", "console", "cygwin", "gnome", "konsole", "kterm", "linux", "msys", + "putty", "rxvt", "screen", "vt100", "xterm", "alacritty", "vt102"}}; + + const char *env_term_p = std::getenv("TERM"); + if (env_term_p == nullptr) { + return false; + } + + return std::any_of(terms.begin(), terms.end(), [&](const char *term) { + return std::strstr(env_term_p, term) != nullptr; + }); + }(); + + return result; +#endif +} + +// Determine if the terminal attached +// Source: https://github.com/agauniyal/rang/ +SPDLOG_INLINE bool in_terminal(FILE *file) SPDLOG_NOEXCEPT { +#ifdef _WIN32 + return ::_isatty(_fileno(file)) != 0; +#else + return ::isatty(fileno(file)) != 0; +#endif +} + +#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) +SPDLOG_INLINE void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target) { + if (wstr.size() > static_cast((std::numeric_limits::max)()) / 4 - 1) { + throw_spdlog_ex("UTF-16 string is too big to be converted to UTF-8"); + } + + int wstr_size = static_cast(wstr.size()); + if (wstr_size == 0) { + target.resize(0); + return; + } + + int result_size = static_cast(target.capacity()); + if ((wstr_size + 1) * 4 > result_size) { + result_size = + ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, NULL, 0, NULL, NULL); + } + + if (result_size > 0) { + target.resize(result_size); + result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, target.data(), + result_size, NULL, NULL); + + if (result_size > 0) { + target.resize(result_size); + return; + } + } + + throw_spdlog_ex( + fmt_lib::format("WideCharToMultiByte failed. Last error: {}", ::GetLastError())); +} + +SPDLOG_INLINE void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target) { + if (str.size() > static_cast((std::numeric_limits::max)()) - 1) { + throw_spdlog_ex("UTF-8 string is too big to be converted to UTF-16"); + } + + int str_size = static_cast(str.size()); + if (str_size == 0) { + target.resize(0); + return; + } + + // find the size to allocate for the result buffer + int result_size = + ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, NULL, 0); + + if (result_size > 0) { + target.resize(result_size); + result_size = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, + target.data(), result_size); + if (result_size > 0) { + assert(result_size == target.size()); + return; + } + } + + throw_spdlog_ex( + fmt_lib::format("MultiByteToWideChar failed. Last error: {}", ::GetLastError())); +} +#endif // (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && + // defined(_WIN32) + +// return true on success +static SPDLOG_INLINE bool mkdir_(const filename_t &path) { +#ifdef _WIN32 + #ifdef SPDLOG_WCHAR_FILENAMES + return ::_wmkdir(path.c_str()) == 0; + #else + return ::_mkdir(path.c_str()) == 0; + #endif +#else + return ::mkdir(path.c_str(), mode_t(0755)) == 0; +#endif +} + +// create the given directory - and all directories leading to it +// return true on success or if the directory already exists +SPDLOG_INLINE bool create_dir(const filename_t &path) { + if (path_exists(path)) { + return true; + } + + if (path.empty()) { + return false; + } + + size_t search_offset = 0; + do { + auto token_pos = path.find_first_of(folder_seps_filename, search_offset); + // treat the entire path as a folder if no folder separator not found + if (token_pos == filename_t::npos) { + token_pos = path.size(); + } + + auto subdir = path.substr(0, token_pos); +#ifdef _WIN32 + // if subdir is just a drive letter, add a slash e.g. "c:"=>"c:\", + // otherwise path_exists(subdir) returns false (issue #3079) + const bool is_drive = subdir.length() == 2 && subdir[1] == ':'; + if (is_drive) { + subdir += '\\'; + token_pos++; + } +#endif + + if (!subdir.empty() && !path_exists(subdir) && !mkdir_(subdir)) { + return false; // return error if failed creating dir + } + search_offset = token_pos + 1; + } while (search_offset < path.size()); + + return true; +} + +// Return directory name from given path or empty string +// "abc/file" => "abc" +// "abc/" => "abc" +// "abc" => "" +// "abc///" => "abc//" +SPDLOG_INLINE filename_t dir_name(const filename_t &path) { + auto pos = path.find_last_of(folder_seps_filename); + return pos != filename_t::npos ? path.substr(0, pos) : filename_t{}; +} + +std::string SPDLOG_INLINE getenv(const char *field) { +#if defined(_MSC_VER) + #if defined(__cplusplus_winrt) + return std::string{}; // not supported under uwp + #else + size_t len = 0; + char buf[128]; + bool ok = ::getenv_s(&len, buf, sizeof(buf), field) == 0; + return ok ? buf : std::string{}; + #endif +#else // revert to getenv + char *buf = ::getenv(field); + return buf ? buf : std::string{}; +#endif +} + +// Do fsync by FILE handlerpointer +// Return true on success +SPDLOG_INLINE bool fsync(FILE *fp) { +#ifdef _WIN32 + return FlushFileBuffers(reinterpret_cast(_get_osfhandle(_fileno(fp)))) != 0; +#else + return ::fsync(fileno(fp)) == 0; +#endif +} + +} // namespace os +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/os.h b/cloudphone/src/main/cpp/libs/spdlog/details/os.h new file mode 100644 index 0000000000000000000000000000000000000000..b1069edce0355ca1fc33c5205de127e4c212c900 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/os.h @@ -0,0 +1,123 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include // std::time_t +#include + +namespace spdlog { +namespace details { +namespace os { + +SPDLOG_API spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT; + +SPDLOG_API std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; + +SPDLOG_API std::tm localtime() SPDLOG_NOEXCEPT; + +SPDLOG_API std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; + +SPDLOG_API std::tm gmtime() SPDLOG_NOEXCEPT; + +// eol definition +#if !defined(SPDLOG_EOL) + #ifdef _WIN32 + #define SPDLOG_EOL "\r\n" + #else + #define SPDLOG_EOL "\n" + #endif +#endif + +SPDLOG_CONSTEXPR static const char *default_eol = SPDLOG_EOL; + +// folder separator +#if !defined(SPDLOG_FOLDER_SEPS) + #ifdef _WIN32 + #define SPDLOG_FOLDER_SEPS "\\/" + #else + #define SPDLOG_FOLDER_SEPS "/" + #endif +#endif + +SPDLOG_CONSTEXPR static const char folder_seps[] = SPDLOG_FOLDER_SEPS; +SPDLOG_CONSTEXPR static const filename_t::value_type folder_seps_filename[] = + SPDLOG_FILENAME_T(SPDLOG_FOLDER_SEPS); + +// fopen_s on non windows for writing +SPDLOG_API bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode); + +// Remove filename. return 0 on success +SPDLOG_API int remove(const filename_t &filename) SPDLOG_NOEXCEPT; + +// Remove file if exists. return 0 on success +// Note: Non atomic (might return failure to delete if concurrently deleted by other process/thread) +SPDLOG_API int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT; + +SPDLOG_API int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT; + +// Return if file exists. +SPDLOG_API bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT; + +// Return file size according to open FILE* object +SPDLOG_API size_t filesize(FILE *f); + +// Return utc offset in minutes or throw spdlog_ex on failure +SPDLOG_API int utc_minutes_offset(const std::tm &tm = details::os::localtime()); + +// Return current thread id as size_t +// It exists because the std::this_thread::get_id() is much slower(especially +// under VS 2013) +SPDLOG_API size_t _thread_id() SPDLOG_NOEXCEPT; + +// Return current thread id as size_t (from thread local storage) +SPDLOG_API size_t thread_id() SPDLOG_NOEXCEPT; + +// This is avoid msvc issue in sleep_for that happens if the clock changes. +// See https://github.com/gabime/spdlog/issues/609 +SPDLOG_API void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT; + +SPDLOG_API std::string filename_to_str(const filename_t &filename); + +SPDLOG_API int pid() SPDLOG_NOEXCEPT; + +// Determine if the terminal supports colors +// Source: https://github.com/agauniyal/rang/ +SPDLOG_API bool is_color_terminal() SPDLOG_NOEXCEPT; + +// Determine if the terminal attached +// Source: https://github.com/agauniyal/rang/ +SPDLOG_API bool in_terminal(FILE *file) SPDLOG_NOEXCEPT; + +#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) +SPDLOG_API void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target); + +SPDLOG_API void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target); +#endif + +// Return directory name from given path or empty string +// "abc/file" => "abc" +// "abc/" => "abc" +// "abc" => "" +// "abc///" => "abc//" +SPDLOG_API filename_t dir_name(const filename_t &path); + +// Create a dir from the given path. +// Return true if succeeded or if this dir already exists. +SPDLOG_API bool create_dir(const filename_t &path); + +// non thread safe, cross platform getenv/getenv_s +// return empty string if field not found +SPDLOG_API std::string getenv(const char *field); + +// Do fsync by FILE objectpointer. +// Return true on success. +SPDLOG_API bool fsync(FILE *fp); + +} // namespace os +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "os-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/periodic_worker-inl.h b/cloudphone/src/main/cpp/libs/spdlog/details/periodic_worker-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..18f11fbec8cce92f47f145f1fa74cc22fca29464 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/periodic_worker-inl.h @@ -0,0 +1,26 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +namespace spdlog { +namespace details { + +// stop the worker thread and join it +SPDLOG_INLINE periodic_worker::~periodic_worker() { + if (worker_thread_.joinable()) { + { + std::lock_guard lock(mutex_); + active_ = false; + } + cv_.notify_one(); + worker_thread_.join(); + } +} + +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/periodic_worker.h b/cloudphone/src/main/cpp/libs/spdlog/details/periodic_worker.h new file mode 100644 index 0000000000000000000000000000000000000000..d647b66ee174ab7b706ae3c984b7cf37ff5221c5 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/periodic_worker.h @@ -0,0 +1,58 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// periodic worker thread - periodically executes the given callback function. +// +// RAII over the owned thread: +// creates the thread on construction. +// stops and joins the thread on destruction (if the thread is executing a callback, wait for it +// to finish first). + +#include +#include +#include +#include +#include +namespace spdlog { +namespace details { + +class SPDLOG_API periodic_worker { +public: + template + periodic_worker(const std::function &callback_fun, + std::chrono::duration interval) { + active_ = (interval > std::chrono::duration::zero()); + if (!active_) { + return; + } + + worker_thread_ = std::thread([this, callback_fun, interval]() { + for (;;) { + std::unique_lock lock(this->mutex_); + if (this->cv_.wait_for(lock, interval, [this] { return !this->active_; })) { + return; // active_ == false, so exit this thread + } + callback_fun(); + } + }); + } + std::thread &get_thread() { return worker_thread_; } + periodic_worker(const periodic_worker &) = delete; + periodic_worker &operator=(const periodic_worker &) = delete; + // stop the worker thread and join it + ~periodic_worker(); + +private: + bool active_; + std::thread worker_thread_; + std::mutex mutex_; + std::condition_variable cv_; +}; +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "periodic_worker-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/registry-inl.h b/cloudphone/src/main/cpp/libs/spdlog/details/registry-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..f447848ee036af03fe80bc8f52f917742140422c --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/registry-inl.h @@ -0,0 +1,261 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include +#include +#include + +#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER + // support for the default stdout color logger + #ifdef _WIN32 + #include + #else + #include + #endif +#endif // SPDLOG_DISABLE_DEFAULT_LOGGER + +#include +#include +#include +#include +#include + +namespace spdlog { +namespace details { + +SPDLOG_INLINE registry::registry() + : formatter_(new pattern_formatter()) { +#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER + // create default logger (ansicolor_stdout_sink_mt or wincolor_stdout_sink_mt in windows). + #ifdef _WIN32 + auto color_sink = std::make_shared(); + #else + auto color_sink = std::make_shared(); + #endif + + const char *default_logger_name = ""; + default_logger_ = std::make_shared(default_logger_name, std::move(color_sink)); + loggers_[default_logger_name] = default_logger_; + +#endif // SPDLOG_DISABLE_DEFAULT_LOGGER +} + +SPDLOG_INLINE registry::~registry() = default; + +SPDLOG_INLINE void registry::register_logger(std::shared_ptr new_logger) { + std::lock_guard lock(logger_map_mutex_); + register_logger_(std::move(new_logger)); +} + +SPDLOG_INLINE void registry::initialize_logger(std::shared_ptr new_logger) { + std::lock_guard lock(logger_map_mutex_); + new_logger->set_formatter(formatter_->clone()); + + if (err_handler_) { + new_logger->set_error_handler(err_handler_); + } + + // set new level according to previously configured level or default level + auto it = log_levels_.find(new_logger->name()); + auto new_level = it != log_levels_.end() ? it->second : global_log_level_; + new_logger->set_level(new_level); + + new_logger->flush_on(flush_level_); + + if (backtrace_n_messages_ > 0) { + new_logger->enable_backtrace(backtrace_n_messages_); + } + + if (automatic_registration_) { + register_logger_(std::move(new_logger)); + } +} + +SPDLOG_INLINE std::shared_ptr registry::get(const std::string &logger_name) { + std::lock_guard lock(logger_map_mutex_); + auto found = loggers_.find(logger_name); + return found == loggers_.end() ? nullptr : found->second; +} + +SPDLOG_INLINE std::shared_ptr registry::default_logger() { + std::lock_guard lock(logger_map_mutex_); + return default_logger_; +} + +// Return raw ptr to the default logger. +// To be used directly by the spdlog default api (e.g. spdlog::info) +// This make the default API faster, but cannot be used concurrently with set_default_logger(). +// e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. +SPDLOG_INLINE logger *registry::get_default_raw() { return default_logger_.get(); } + +// set default logger. +// default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. +SPDLOG_INLINE void registry::set_default_logger(std::shared_ptr new_default_logger) { + std::lock_guard lock(logger_map_mutex_); + if (new_default_logger != nullptr) { + loggers_[new_default_logger->name()] = new_default_logger; + } + default_logger_ = std::move(new_default_logger); +} + +SPDLOG_INLINE void registry::set_tp(std::shared_ptr tp) { + std::lock_guard lock(tp_mutex_); + tp_ = std::move(tp); +} + +SPDLOG_INLINE std::shared_ptr registry::get_tp() { + std::lock_guard lock(tp_mutex_); + return tp_; +} + +// Set global formatter. Each sink in each logger will get a clone of this object +SPDLOG_INLINE void registry::set_formatter(std::unique_ptr formatter) { + std::lock_guard lock(logger_map_mutex_); + formatter_ = std::move(formatter); + for (auto &l : loggers_) { + l.second->set_formatter(formatter_->clone()); + } +} + +SPDLOG_INLINE void registry::enable_backtrace(size_t n_messages) { + std::lock_guard lock(logger_map_mutex_); + backtrace_n_messages_ = n_messages; + + for (auto &l : loggers_) { + l.second->enable_backtrace(n_messages); + } +} + +SPDLOG_INLINE void registry::disable_backtrace() { + std::lock_guard lock(logger_map_mutex_); + backtrace_n_messages_ = 0; + for (auto &l : loggers_) { + l.second->disable_backtrace(); + } +} + +SPDLOG_INLINE void registry::set_level(level::level_enum log_level) { + std::lock_guard lock(logger_map_mutex_); + for (auto &l : loggers_) { + l.second->set_level(log_level); + } + global_log_level_ = log_level; +} + +SPDLOG_INLINE void registry::flush_on(level::level_enum log_level) { + std::lock_guard lock(logger_map_mutex_); + for (auto &l : loggers_) { + l.second->flush_on(log_level); + } + flush_level_ = log_level; +} + +SPDLOG_INLINE void registry::set_error_handler(err_handler handler) { + std::lock_guard lock(logger_map_mutex_); + for (auto &l : loggers_) { + l.second->set_error_handler(handler); + } + err_handler_ = std::move(handler); +} + +SPDLOG_INLINE void registry::apply_all( + const std::function)> &fun) { + std::lock_guard lock(logger_map_mutex_); + for (auto &l : loggers_) { + fun(l.second); + } +} + +SPDLOG_INLINE void registry::flush_all() { + std::lock_guard lock(logger_map_mutex_); + for (auto &l : loggers_) { + l.second->flush(); + } +} + +SPDLOG_INLINE void registry::drop(const std::string &logger_name) { + std::lock_guard lock(logger_map_mutex_); + auto is_default_logger = default_logger_ && default_logger_->name() == logger_name; + loggers_.erase(logger_name); + if (is_default_logger) { + default_logger_.reset(); + } +} + +SPDLOG_INLINE void registry::drop_all() { + std::lock_guard lock(logger_map_mutex_); + loggers_.clear(); + default_logger_.reset(); +} + +// clean all resources and threads started by the registry +SPDLOG_INLINE void registry::shutdown() { + { + std::lock_guard lock(flusher_mutex_); + periodic_flusher_.reset(); + } + + drop_all(); + + { + std::lock_guard lock(tp_mutex_); + tp_.reset(); + } +} + +SPDLOG_INLINE std::recursive_mutex ®istry::tp_mutex() { return tp_mutex_; } + +SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_registration) { + std::lock_guard lock(logger_map_mutex_); + automatic_registration_ = automatic_registration; +} + +SPDLOG_INLINE void registry::set_levels(log_levels levels, level::level_enum *global_level) { + std::lock_guard lock(logger_map_mutex_); + log_levels_ = std::move(levels); + auto global_level_requested = global_level != nullptr; + global_log_level_ = global_level_requested ? *global_level : global_log_level_; + + for (auto &logger : loggers_) { + auto logger_entry = log_levels_.find(logger.first); + if (logger_entry != log_levels_.end()) { + logger.second->set_level(logger_entry->second); + } else if (global_level_requested) { + logger.second->set_level(*global_level); + } + } +} + +SPDLOG_INLINE registry ®istry::instance() { + static registry s_instance; + return s_instance; +} + +SPDLOG_INLINE void registry::apply_logger_env_levels(std::shared_ptr new_logger) { + std::lock_guard lock(logger_map_mutex_); + auto it = log_levels_.find(new_logger->name()); + auto new_level = it != log_levels_.end() ? it->second : global_log_level_; + new_logger->set_level(new_level); +} + +SPDLOG_INLINE void registry::throw_if_exists_(const std::string &logger_name) { + if (loggers_.find(logger_name) != loggers_.end()) { + throw_spdlog_ex("logger with name '" + logger_name + "' already exists"); + } +} + +SPDLOG_INLINE void registry::register_logger_(std::shared_ptr new_logger) { + auto logger_name = new_logger->name(); + throw_if_exists_(logger_name); + loggers_[logger_name] = std::move(new_logger); +} + +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/registry.h b/cloudphone/src/main/cpp/libs/spdlog/details/registry.h new file mode 100644 index 0000000000000000000000000000000000000000..8afcbd6f59d1efd86e8bdf972f11114d67c89cd6 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/registry.h @@ -0,0 +1,129 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Loggers registry of unique name->logger pointer +// An attempt to create a logger with an already existing name will result with spdlog_ex exception. +// If user requests a non existing logger, nullptr will be returned +// This class is thread safe + +#include +#include + +#include +#include +#include +#include +#include +#include + +namespace spdlog { +class logger; + +namespace details { +class thread_pool; + +class SPDLOG_API registry { +public: + using log_levels = std::unordered_map; + registry(const registry &) = delete; + registry &operator=(const registry &) = delete; + + void register_logger(std::shared_ptr new_logger); + void initialize_logger(std::shared_ptr new_logger); + std::shared_ptr get(const std::string &logger_name); + std::shared_ptr default_logger(); + + // Return raw ptr to the default logger. + // To be used directly by the spdlog default api (e.g. spdlog::info) + // This make the default API faster, but cannot be used concurrently with set_default_logger(). + // e.g do not call set_default_logger() from one thread while calling spdlog::info() from + // another. + logger *get_default_raw(); + + // set default logger and add it to the registry if not registered already. + // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. + // Note: Make sure to unregister it when no longer needed or before calling again with a new + // logger. + void set_default_logger(std::shared_ptr new_default_logger); + + void set_tp(std::shared_ptr tp); + + std::shared_ptr get_tp(); + + // Set global formatter. Each sink in each logger will get a clone of this object + void set_formatter(std::unique_ptr formatter); + + void enable_backtrace(size_t n_messages); + + void disable_backtrace(); + + void set_level(level::level_enum log_level); + + void flush_on(level::level_enum log_level); + + template + void flush_every(std::chrono::duration interval) { + std::lock_guard lock(flusher_mutex_); + auto clbk = [this]() { this->flush_all(); }; + periodic_flusher_ = details::make_unique(clbk, interval); + } + + std::unique_ptr &get_flusher() { + std::lock_guard lock(flusher_mutex_); + return periodic_flusher_; + } + + void set_error_handler(err_handler handler); + + void apply_all(const std::function)> &fun); + + void flush_all(); + + void drop(const std::string &logger_name); + + void drop_all(); + + // clean all resources and threads started by the registry + void shutdown(); + + std::recursive_mutex &tp_mutex(); + + void set_automatic_registration(bool automatic_registration); + + // set levels for all existing/future loggers. global_level can be null if should not set. + void set_levels(log_levels levels, level::level_enum *global_level); + + static registry &instance(); + + void apply_logger_env_levels(std::shared_ptr new_logger); + +private: + registry(); + ~registry(); + + void throw_if_exists_(const std::string &logger_name); + void register_logger_(std::shared_ptr new_logger); + bool set_level_from_cfg_(logger *logger); + std::mutex logger_map_mutex_, flusher_mutex_; + std::recursive_mutex tp_mutex_; + std::unordered_map> loggers_; + log_levels log_levels_; + std::unique_ptr formatter_; + spdlog::level::level_enum global_log_level_ = level::info; + level::level_enum flush_level_ = level::off; + err_handler err_handler_; + std::shared_ptr tp_; + std::unique_ptr periodic_flusher_; + std::shared_ptr default_logger_; + bool automatic_registration_ = true; + size_t backtrace_n_messages_ = 0; +}; + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "registry-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/synchronous_factory.h b/cloudphone/src/main/cpp/libs/spdlog/details/synchronous_factory.h new file mode 100644 index 0000000000000000000000000000000000000000..4bd5a51c86831e1808407c8cd5a34db36e95038c --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/synchronous_factory.h @@ -0,0 +1,22 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "registry.h" + +namespace spdlog { + +// Default logger factory- creates synchronous loggers +class logger; + +struct synchronous_factory { + template + static std::shared_ptr create(std::string logger_name, SinkArgs &&...args) { + auto sink = std::make_shared(std::forward(args)...); + auto new_logger = std::make_shared(std::move(logger_name), std::move(sink)); + details::registry::instance().initialize_logger(new_logger); + return new_logger; + } +}; +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/tcp_client-windows.h b/cloudphone/src/main/cpp/libs/spdlog/details/tcp_client-windows.h new file mode 100644 index 0000000000000000000000000000000000000000..bf8f7b8791b273d542ab10af348ff3b830ae93c0 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/tcp_client-windows.h @@ -0,0 +1,135 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#define WIN32_LEAN_AND_MEAN +// tcp client helper +#include +#include + +#include +#include +#include +#include +#include +#include + +#pragma comment(lib, "Ws2_32.lib") +#pragma comment(lib, "Mswsock.lib") +#pragma comment(lib, "AdvApi32.lib") + +namespace spdlog { +namespace details { +class tcp_client { + SOCKET socket_ = INVALID_SOCKET; + + static void init_winsock_() { + WSADATA wsaData; + auto rv = WSAStartup(MAKEWORD(2, 2), &wsaData); + if (rv != 0) { + throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); + } + } + + static void throw_winsock_error_(const std::string &msg, int last_error) { + char buf[512]; + ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, + last_error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, + (sizeof(buf) / sizeof(char)), NULL); + + throw_spdlog_ex(fmt_lib::format("tcp_sink - {}: {}", msg, buf)); + } + +public: + tcp_client() { init_winsock_(); } + + ~tcp_client() { + close(); + ::WSACleanup(); + } + + bool is_connected() const { return socket_ != INVALID_SOCKET; } + + void close() { + ::closesocket(socket_); + socket_ = INVALID_SOCKET; + } + + SOCKET fd() const { return socket_; } + + // try to connect or throw on failure + void connect(const std::string &host, int port) { + if (is_connected()) { + close(); + } + struct addrinfo hints {}; + ZeroMemory(&hints, sizeof(hints)); + + hints.ai_family = AF_UNSPEC; // To work with IPv4, IPv6, and so on + hints.ai_socktype = SOCK_STREAM; // TCP + hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value + hints.ai_protocol = 0; + + auto port_str = std::to_string(port); + struct addrinfo *addrinfo_result; + auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); + int last_error = 0; + if (rv != 0) { + last_error = ::WSAGetLastError(); + WSACleanup(); + throw_winsock_error_("getaddrinfo failed", last_error); + } + + // Try each address until we successfully connect(2). + + for (auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) { + socket_ = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); + if (socket_ == INVALID_SOCKET) { + last_error = ::WSAGetLastError(); + WSACleanup(); + continue; + } + if (::connect(socket_, rp->ai_addr, (int)rp->ai_addrlen) == 0) { + break; + } else { + last_error = ::WSAGetLastError(); + close(); + } + } + ::freeaddrinfo(addrinfo_result); + if (socket_ == INVALID_SOCKET) { + WSACleanup(); + throw_winsock_error_("connect failed", last_error); + } + + // set TCP_NODELAY + int enable_flag = 1; + ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast(&enable_flag), + sizeof(enable_flag)); + } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char *data, size_t n_bytes) { + size_t bytes_sent = 0; + while (bytes_sent < n_bytes) { + const int send_flags = 0; + auto write_result = + ::send(socket_, data + bytes_sent, (int)(n_bytes - bytes_sent), send_flags); + if (write_result == SOCKET_ERROR) { + int last_error = ::WSAGetLastError(); + close(); + throw_winsock_error_("send failed", last_error); + } + + if (write_result == 0) // (probably should not happen but in any case..) + { + break; + } + bytes_sent += static_cast(write_result); + } + } +}; +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/tcp_client.h b/cloudphone/src/main/cpp/libs/spdlog/details/tcp_client.h new file mode 100644 index 0000000000000000000000000000000000000000..9d3c40d525e26d52204115d5dcea52559664edd8 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/tcp_client.h @@ -0,0 +1,127 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifdef _WIN32 + #error include tcp_client-windows.h instead +#endif + +// tcp client helper +#include +#include + +#include +#include +#include +#include +#include +#include + +#include + +namespace spdlog { +namespace details { +class tcp_client { + int socket_ = -1; + +public: + bool is_connected() const { return socket_ != -1; } + + void close() { + if (is_connected()) { + ::close(socket_); + socket_ = -1; + } + } + + int fd() const { return socket_; } + + ~tcp_client() { close(); } + + // try to connect or throw on failure + void connect(const std::string &host, int port) { + close(); + struct addrinfo hints {}; + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_UNSPEC; // To work with IPv4, IPv6, and so on + hints.ai_socktype = SOCK_STREAM; // TCP + hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value + hints.ai_protocol = 0; + + auto port_str = std::to_string(port); + struct addrinfo *addrinfo_result; + auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); + if (rv != 0) { + throw_spdlog_ex(fmt_lib::format("::getaddrinfo failed: {}", gai_strerror(rv))); + } + + // Try each address until we successfully connect(2). + int last_errno = 0; + for (auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) { +#if defined(SOCK_CLOEXEC) + const int flags = SOCK_CLOEXEC; +#else + const int flags = 0; +#endif + socket_ = ::socket(rp->ai_family, rp->ai_socktype | flags, rp->ai_protocol); + if (socket_ == -1) { + last_errno = errno; + continue; + } + rv = ::connect(socket_, rp->ai_addr, rp->ai_addrlen); + if (rv == 0) { + break; + } + last_errno = errno; + ::close(socket_); + socket_ = -1; + } + ::freeaddrinfo(addrinfo_result); + if (socket_ == -1) { + throw_spdlog_ex("::connect failed", last_errno); + } + + // set TCP_NODELAY + int enable_flag = 1; + ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast(&enable_flag), + sizeof(enable_flag)); + + // prevent sigpipe on systems where MSG_NOSIGNAL is not available +#if defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) + ::setsockopt(socket_, SOL_SOCKET, SO_NOSIGPIPE, reinterpret_cast(&enable_flag), + sizeof(enable_flag)); +#endif + +#if !defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) + #error "tcp_sink would raise SIGPIPE since neither SO_NOSIGPIPE nor MSG_NOSIGNAL are available" +#endif + } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char *data, size_t n_bytes) { + size_t bytes_sent = 0; + while (bytes_sent < n_bytes) { +#if defined(MSG_NOSIGNAL) + const int send_flags = MSG_NOSIGNAL; +#else + const int send_flags = 0; +#endif + auto write_result = + ::send(socket_, data + bytes_sent, n_bytes - bytes_sent, send_flags); + if (write_result < 0) { + close(); + throw_spdlog_ex("write(2) failed", errno); + } + + if (write_result == 0) // (probably should not happen but in any case..) + { + break; + } + bytes_sent += static_cast(write_result); + } + } +}; +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/thread_pool-inl.h b/cloudphone/src/main/cpp/libs/spdlog/details/thread_pool-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..ccc1dc971e2604fa33fa77b58b86629ba9339439 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/thread_pool-inl.h @@ -0,0 +1,132 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +namespace spdlog { +namespace details { + +SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, + size_t threads_n, + std::function on_thread_start, + std::function on_thread_stop) + : q_(q_max_items) { + if (threads_n == 0 || threads_n > 1000) { + throw_spdlog_ex( + "spdlog::thread_pool(): invalid threads_n param (valid " + "range is 1-1000)"); + } + for (size_t i = 0; i < threads_n; i++) { + threads_.emplace_back([this, on_thread_start, on_thread_stop] { + on_thread_start(); + this->thread_pool::worker_loop_(); + on_thread_stop(); + }); + } +} + +SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, + size_t threads_n, + std::function on_thread_start) + : thread_pool(q_max_items, threads_n, on_thread_start, [] {}) {} + +SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n) + : thread_pool( + q_max_items, threads_n, [] {}, [] {}) {} + +// message all threads to terminate gracefully join them +SPDLOG_INLINE thread_pool::~thread_pool() { + SPDLOG_TRY { + for (size_t i = 0; i < threads_.size(); i++) { + post_async_msg_(async_msg(async_msg_type::terminate), async_overflow_policy::block); + } + + for (auto &t : threads_) { + t.join(); + } + } + SPDLOG_CATCH_STD +} + +void SPDLOG_INLINE thread_pool::post_log(async_logger_ptr &&worker_ptr, + const details::log_msg &msg, + async_overflow_policy overflow_policy) { + async_msg async_m(std::move(worker_ptr), async_msg_type::log, msg); + post_async_msg_(std::move(async_m), overflow_policy); +} + +std::future SPDLOG_INLINE thread_pool::post_flush(async_logger_ptr &&worker_ptr, + async_overflow_policy overflow_policy) { + std::promise promise; + std::future future = promise.get_future(); + post_async_msg_(async_msg(std::move(worker_ptr), async_msg_type::flush, std::move(promise)), + overflow_policy); + return future; +} + +size_t SPDLOG_INLINE thread_pool::overrun_counter() { return q_.overrun_counter(); } + +void SPDLOG_INLINE thread_pool::reset_overrun_counter() { q_.reset_overrun_counter(); } + +size_t SPDLOG_INLINE thread_pool::discard_counter() { return q_.discard_counter(); } + +void SPDLOG_INLINE thread_pool::reset_discard_counter() { q_.reset_discard_counter(); } + +size_t SPDLOG_INLINE thread_pool::queue_size() { return q_.size(); } + +void SPDLOG_INLINE thread_pool::post_async_msg_(async_msg &&new_msg, + async_overflow_policy overflow_policy) { + if (overflow_policy == async_overflow_policy::block) { + q_.enqueue(std::move(new_msg)); + } else if (overflow_policy == async_overflow_policy::overrun_oldest) { + q_.enqueue_nowait(std::move(new_msg)); + } else { + assert(overflow_policy == async_overflow_policy::discard_new); + q_.enqueue_if_have_room(std::move(new_msg)); + } +} + +void SPDLOG_INLINE thread_pool::worker_loop_() { + while (process_next_msg_()) { + } +} + +// process next message in the queue +// return true if this thread should still be active (while no terminate msg +// was received) +bool SPDLOG_INLINE thread_pool::process_next_msg_() { + async_msg incoming_async_msg; + q_.dequeue(incoming_async_msg); + + switch (incoming_async_msg.msg_type) { + case async_msg_type::log: { + incoming_async_msg.worker_ptr->backend_sink_it_(incoming_async_msg); + return true; + } + case async_msg_type::flush: { + incoming_async_msg.worker_ptr->backend_flush_(); + incoming_async_msg.flush_promise.set_value(); + return true; + } + + case async_msg_type::terminate: { + return false; + } + + default: { + assert(false); + } + } + + return true; +} + +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/thread_pool.h b/cloudphone/src/main/cpp/libs/spdlog/details/thread_pool.h new file mode 100644 index 0000000000000000000000000000000000000000..0d56a091ccbe18a837e0d98bf255af36d5ec99fa --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/thread_pool.h @@ -0,0 +1,128 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +namespace spdlog { +class async_logger; + +namespace details { + +using async_logger_ptr = std::shared_ptr; + +enum class async_msg_type { log, flush, terminate }; + +// Async msg to move to/from the queue +// Movable only. should never be copied +struct async_msg : log_msg_buffer { + async_msg_type msg_type{async_msg_type::log}; + async_logger_ptr worker_ptr; + std::promise flush_promise; + + async_msg() = default; + ~async_msg() = default; + + // should only be moved in or out of the queue.. + async_msg(const async_msg &) = delete; + +// support for vs2013 move +#if defined(_MSC_VER) && _MSC_VER <= 1800 + async_msg(async_msg &&other) + : log_msg_buffer(std::move(other)), + msg_type(other.msg_type), + worker_ptr(std::move(other.worker_ptr)) {} + + async_msg &operator=(async_msg &&other) { + *static_cast(this) = std::move(other); + msg_type = other.msg_type; + worker_ptr = std::move(other.worker_ptr); + return *this; + } +#else // (_MSC_VER) && _MSC_VER <= 1800 + async_msg(async_msg &&) = default; + async_msg &operator=(async_msg &&) = default; +#endif + + // construct from log_msg with given type + async_msg(async_logger_ptr &&worker, async_msg_type the_type, const details::log_msg &m) + : log_msg_buffer{m}, + msg_type{the_type}, + worker_ptr{std::move(worker)}, + flush_promise{} {} + + async_msg(async_logger_ptr &&worker, async_msg_type the_type) + : log_msg_buffer{}, + msg_type{the_type}, + worker_ptr{std::move(worker)}, + flush_promise{} {} + + async_msg(async_logger_ptr &&worker, async_msg_type the_type, std::promise &&promise) + : log_msg_buffer{}, + msg_type{the_type}, + worker_ptr{std::move(worker)}, + flush_promise{std::move(promise)} {} + + explicit async_msg(async_msg_type the_type) + : async_msg{nullptr, the_type} {} +}; + +class SPDLOG_API thread_pool { +public: + using item_type = async_msg; + using q_type = details::mpmc_blocking_queue; + + thread_pool(size_t q_max_items, + size_t threads_n, + std::function on_thread_start, + std::function on_thread_stop); + thread_pool(size_t q_max_items, size_t threads_n, std::function on_thread_start); + thread_pool(size_t q_max_items, size_t threads_n); + + // message all threads to terminate gracefully and join them + ~thread_pool(); + + thread_pool(const thread_pool &) = delete; + thread_pool &operator=(thread_pool &&) = delete; + + void post_log(async_logger_ptr &&worker_ptr, + const details::log_msg &msg, + async_overflow_policy overflow_policy); + std::future post_flush(async_logger_ptr &&worker_ptr, + async_overflow_policy overflow_policy); + size_t overrun_counter(); + void reset_overrun_counter(); + size_t discard_counter(); + void reset_discard_counter(); + size_t queue_size(); + +private: + q_type q_; + + std::vector threads_; + + void post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy); + void worker_loop_(); + + // process next message in the queue + // return true if this thread should still be active (while no terminate msg + // was received) + bool process_next_msg_(); +}; + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "thread_pool-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/udp_client-windows.h b/cloudphone/src/main/cpp/libs/spdlog/details/udp_client-windows.h new file mode 100644 index 0000000000000000000000000000000000000000..8b7c22324e074322a0e7ba307c358fa78e8e2fb5 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/udp_client-windows.h @@ -0,0 +1,98 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Helper RAII over winsock udp client socket. +// Will throw on construction if socket creation failed. + +#include +#include +#include +#include +#include +#include +#include +#include + +#if defined(_MSC_VER) + #pragma comment(lib, "Ws2_32.lib") + #pragma comment(lib, "Mswsock.lib") + #pragma comment(lib, "AdvApi32.lib") +#endif + +namespace spdlog { +namespace details { +class udp_client { + static constexpr int TX_BUFFER_SIZE = 1024 * 10; + SOCKET socket_ = INVALID_SOCKET; + sockaddr_in addr_ = {}; + + static void init_winsock_() { + WSADATA wsaData; + auto rv = ::WSAStartup(MAKEWORD(2, 2), &wsaData); + if (rv != 0) { + throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); + } + } + + static void throw_winsock_error_(const std::string &msg, int last_error) { + char buf[512]; + ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, + last_error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, + (sizeof(buf) / sizeof(char)), NULL); + + throw_spdlog_ex(fmt_lib::format("udp_sink - {}: {}", msg, buf)); + } + + void cleanup_() { + if (socket_ != INVALID_SOCKET) { + ::closesocket(socket_); + } + socket_ = INVALID_SOCKET; + ::WSACleanup(); + } + +public: + udp_client(const std::string &host, uint16_t port) { + init_winsock_(); + + addr_.sin_family = PF_INET; + addr_.sin_port = htons(port); + addr_.sin_addr.s_addr = INADDR_ANY; + if (InetPtonA(PF_INET, host.c_str(), &addr_.sin_addr.s_addr) != 1) { + int last_error = ::WSAGetLastError(); + ::WSACleanup(); + throw_winsock_error_("error: Invalid address!", last_error); + } + + socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); + if (socket_ == INVALID_SOCKET) { + int last_error = ::WSAGetLastError(); + ::WSACleanup(); + throw_winsock_error_("error: Create Socket failed", last_error); + } + + int option_value = TX_BUFFER_SIZE; + if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF, + reinterpret_cast(&option_value), sizeof(option_value)) < 0) { + int last_error = ::WSAGetLastError(); + cleanup_(); + throw_winsock_error_("error: setsockopt(SO_SNDBUF) Failed!", last_error); + } + } + + ~udp_client() { cleanup_(); } + + SOCKET fd() const { return socket_; } + + void send(const char *data, size_t n_bytes) { + socklen_t tolen = sizeof(struct sockaddr); + if (::sendto(socket_, data, static_cast(n_bytes), 0, (struct sockaddr *)&addr_, + tolen) == -1) { + throw_spdlog_ex("sendto(2) failed", errno); + } + } +}; +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/udp_client.h b/cloudphone/src/main/cpp/libs/spdlog/details/udp_client.h new file mode 100644 index 0000000000000000000000000000000000000000..95826f5d91d5792173af512c1f5220a6bd4e42c1 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/udp_client.h @@ -0,0 +1,81 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Helper RAII over unix udp client socket. +// Will throw on construction if the socket creation failed. + +#ifdef _WIN32 + #error "include udp_client-windows.h instead" +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +namespace spdlog { +namespace details { + +class udp_client { + static constexpr int TX_BUFFER_SIZE = 1024 * 10; + int socket_ = -1; + struct sockaddr_in sockAddr_; + + void cleanup_() { + if (socket_ != -1) { + ::close(socket_); + socket_ = -1; + } + } + +public: + udp_client(const std::string &host, uint16_t port) { + socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); + if (socket_ < 0) { + throw_spdlog_ex("error: Create Socket Failed!"); + } + + int option_value = TX_BUFFER_SIZE; + if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF, + reinterpret_cast(&option_value), sizeof(option_value)) < 0) { + cleanup_(); + throw_spdlog_ex("error: setsockopt(SO_SNDBUF) Failed!"); + } + + sockAddr_.sin_family = AF_INET; + sockAddr_.sin_port = htons(port); + + if (::inet_aton(host.c_str(), &sockAddr_.sin_addr) == 0) { + cleanup_(); + throw_spdlog_ex("error: Invalid address!"); + } + + ::memset(sockAddr_.sin_zero, 0x00, sizeof(sockAddr_.sin_zero)); + } + + ~udp_client() { cleanup_(); } + + int fd() const { return socket_; } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char *data, size_t n_bytes) { + ssize_t toslen = 0; + socklen_t tolen = sizeof(struct sockaddr); + if ((toslen = ::sendto(socket_, data, n_bytes, 0, (struct sockaddr *)&sockAddr_, tolen)) == + -1) { + throw_spdlog_ex("sendto(2) failed", errno); + } + } +}; +} // namespace details +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/details/windows_include.h b/cloudphone/src/main/cpp/libs/spdlog/details/windows_include.h new file mode 100644 index 0000000000000000000000000000000000000000..bbab59b1c7645fdcc2a2c89b7b95e930df932fea --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/details/windows_include.h @@ -0,0 +1,11 @@ +#pragma once + +#ifndef NOMINMAX + #define NOMINMAX // prevent windows redefining min/max +#endif + +#ifndef WIN32_LEAN_AND_MEAN + #define WIN32_LEAN_AND_MEAN +#endif + +#include diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bin_to_hex.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bin_to_hex.h new file mode 100644 index 0000000000000000000000000000000000000000..c2998d57ae6165ce4e5eaacb6ab3e328bdbb2dfc --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bin_to_hex.h @@ -0,0 +1,224 @@ +// +// Copyright(c) 2015 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once + +#include +#include + +#if defined(__has_include) + #if __has_include() + #include + #endif +#endif + +#if __cpp_lib_span >= 202002L + #include +#endif + +// +// Support for logging binary data as hex +// format flags, any combination of the following: +// {:X} - print in uppercase. +// {:s} - don't separate each byte with space. +// {:p} - don't print the position on each line start. +// {:n} - don't split the output to lines. +// {:a} - show ASCII if :n is not set + +// +// Examples: +// +// std::vector v(200, 0x0b); +// logger->info("Some buffer {}", spdlog::to_hex(v)); +// char buf[128]; +// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf))); +// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf), 16)); + +namespace spdlog { +namespace details { + +template +class dump_info { +public: + dump_info(It range_begin, It range_end, size_t size_per_line) + : begin_(range_begin), + end_(range_end), + size_per_line_(size_per_line) {} + + // do not use begin() and end() to avoid collision with fmt/ranges + It get_begin() const { return begin_; } + It get_end() const { return end_; } + size_t size_per_line() const { return size_per_line_; } + +private: + It begin_, end_; + size_t size_per_line_; +}; +} // namespace details + +// create a dump_info that wraps the given container +template +inline details::dump_info to_hex(const Container &container, + size_t size_per_line = 32) { + static_assert(sizeof(typename Container::value_type) == 1, + "sizeof(Container::value_type) != 1"); + using Iter = typename Container::const_iterator; + return details::dump_info(std::begin(container), std::end(container), size_per_line); +} + +#if __cpp_lib_span >= 202002L + +template +inline details::dump_info::iterator> to_hex( + const std::span &container, size_t size_per_line = 32) { + using Container = std::span; + static_assert(sizeof(typename Container::value_type) == 1, + "sizeof(Container::value_type) != 1"); + using Iter = typename Container::iterator; + return details::dump_info(std::begin(container), std::end(container), size_per_line); +} + +#endif + +// create dump_info from ranges +template +inline details::dump_info to_hex(const It range_begin, + const It range_end, + size_t size_per_line = 32) { + return details::dump_info(range_begin, range_end, size_per_line); +} + +} // namespace spdlog + +namespace +#ifdef SPDLOG_USE_STD_FORMAT + std +#else + fmt +#endif +{ + +template +struct formatter, char> { + const char delimiter = ' '; + bool put_newlines = true; + bool put_delimiters = true; + bool use_uppercase = false; + bool put_positions = true; // position on start of each line + bool show_ascii = false; + + // parse the format string flags + template + SPDLOG_CONSTEXPR_FUNC auto parse(ParseContext &ctx) -> decltype(ctx.begin()) { + auto it = ctx.begin(); + while (it != ctx.end() && *it != '}') { + switch (*it) { + case 'X': + use_uppercase = true; + break; + case 's': + put_delimiters = false; + break; + case 'p': + put_positions = false; + break; + case 'n': + put_newlines = false; + show_ascii = false; + break; + case 'a': + if (put_newlines) { + show_ascii = true; + } + break; + } + + ++it; + } + return it; + } + + // format the given bytes range as hex + template + auto format(const spdlog::details::dump_info &the_range, FormatContext &ctx) const + -> decltype(ctx.out()) { + SPDLOG_CONSTEXPR const char *hex_upper = "0123456789ABCDEF"; + SPDLOG_CONSTEXPR const char *hex_lower = "0123456789abcdef"; + const char *hex_chars = use_uppercase ? hex_upper : hex_lower; + +#if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION < 60000 + auto inserter = ctx.begin(); +#else + auto inserter = ctx.out(); +#endif + + int size_per_line = static_cast(the_range.size_per_line()); + auto start_of_line = the_range.get_begin(); + for (auto i = the_range.get_begin(); i != the_range.get_end(); i++) { + auto ch = static_cast(*i); + + if (put_newlines && + (i == the_range.get_begin() || i - start_of_line >= size_per_line)) { + if (show_ascii && i != the_range.get_begin()) { + *inserter++ = delimiter; + *inserter++ = delimiter; + for (auto j = start_of_line; j < i; j++) { + auto pc = static_cast(*j); + *inserter++ = std::isprint(pc) ? static_cast(*j) : '.'; + } + } + + put_newline(inserter, static_cast(i - the_range.get_begin())); + + // put first byte without delimiter in front of it + *inserter++ = hex_chars[(ch >> 4) & 0x0f]; + *inserter++ = hex_chars[ch & 0x0f]; + start_of_line = i; + continue; + } + + if (put_delimiters && i != the_range.get_begin()) { + *inserter++ = delimiter; + } + + *inserter++ = hex_chars[(ch >> 4) & 0x0f]; + *inserter++ = hex_chars[ch & 0x0f]; + } + if (show_ascii) // add ascii to last line + { + if (the_range.get_end() - the_range.get_begin() > size_per_line) { + auto blank_num = size_per_line - (the_range.get_end() - start_of_line); + while (blank_num-- > 0) { + *inserter++ = delimiter; + *inserter++ = delimiter; + if (put_delimiters) { + *inserter++ = delimiter; + } + } + } + *inserter++ = delimiter; + *inserter++ = delimiter; + for (auto j = start_of_line; j != the_range.get_end(); j++) { + auto pc = static_cast(*j); + *inserter++ = std::isprint(pc) ? static_cast(*j) : '.'; + } + } + return inserter; + } + + // put newline(and position header) + template + void put_newline(It inserter, std::size_t pos) const { +#ifdef _WIN32 + *inserter++ = '\r'; +#endif + *inserter++ = '\n'; + + if (put_positions) { + spdlog::fmt_lib::format_to(inserter, SPDLOG_FMT_STRING("{:04X}: "), pos); + } + } +}; +} // namespace std diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/args.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/args.h new file mode 100644 index 0000000000000000000000000000000000000000..ad1654bbb60064e0aee447376ddf0fa556c28f3c --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/args.h @@ -0,0 +1,235 @@ +// Formatting library for C++ - dynamic argument lists +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_ARGS_H_ +#define FMT_ARGS_H_ + +#include // std::reference_wrapper +#include // std::unique_ptr +#include + +#include "core.h" + +FMT_BEGIN_NAMESPACE + +namespace detail { + +template struct is_reference_wrapper : std::false_type {}; +template +struct is_reference_wrapper> : std::true_type {}; + +template auto unwrap(const T& v) -> const T& { return v; } +template +auto unwrap(const std::reference_wrapper& v) -> const T& { + return static_cast(v); +} + +class dynamic_arg_list { + // Workaround for clang's -Wweak-vtables. Unlike for regular classes, for + // templates it doesn't complain about inability to deduce single translation + // unit for placing vtable. So storage_node_base is made a fake template. + template struct node { + virtual ~node() = default; + std::unique_ptr> next; + }; + + template struct typed_node : node<> { + T value; + + template + FMT_CONSTEXPR typed_node(const Arg& arg) : value(arg) {} + + template + FMT_CONSTEXPR typed_node(const basic_string_view& arg) + : value(arg.data(), arg.size()) {} + }; + + std::unique_ptr> head_; + + public: + template auto push(const Arg& arg) -> const T& { + auto new_node = std::unique_ptr>(new typed_node(arg)); + auto& value = new_node->value; + new_node->next = std::move(head_); + head_ = std::move(new_node); + return value; + } +}; +} // namespace detail + +/** + \rst + A dynamic version of `fmt::format_arg_store`. + It's equipped with a storage to potentially temporary objects which lifetimes + could be shorter than the format arguments object. + + It can be implicitly converted into `~fmt::basic_format_args` for passing + into type-erased formatting functions such as `~fmt::vformat`. + \endrst + */ +template +class dynamic_format_arg_store +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + // Workaround a GCC template argument substitution bug. + : public basic_format_args +#endif +{ + private: + using char_type = typename Context::char_type; + + template struct need_copy { + static constexpr detail::type mapped_type = + detail::mapped_type_constant::value; + + enum { + value = !(detail::is_reference_wrapper::value || + std::is_same>::value || + std::is_same>::value || + (mapped_type != detail::type::cstring_type && + mapped_type != detail::type::string_type && + mapped_type != detail::type::custom_type)) + }; + }; + + template + using stored_type = conditional_t< + std::is_convertible>::value && + !detail::is_reference_wrapper::value, + std::basic_string, T>; + + // Storage of basic_format_arg must be contiguous. + std::vector> data_; + std::vector> named_info_; + + // Storage of arguments not fitting into basic_format_arg must grow + // without relocation because items in data_ refer to it. + detail::dynamic_arg_list dynamic_args_; + + friend class basic_format_args; + + auto get_types() const -> unsigned long long { + return detail::is_unpacked_bit | data_.size() | + (named_info_.empty() + ? 0ULL + : static_cast(detail::has_named_args_bit)); + } + + auto data() const -> const basic_format_arg* { + return named_info_.empty() ? data_.data() : data_.data() + 1; + } + + template void emplace_arg(const T& arg) { + data_.emplace_back(detail::make_arg(arg)); + } + + template + void emplace_arg(const detail::named_arg& arg) { + if (named_info_.empty()) { + constexpr const detail::named_arg_info* zero_ptr{nullptr}; + data_.insert(data_.begin(), {zero_ptr, 0}); + } + data_.emplace_back(detail::make_arg(detail::unwrap(arg.value))); + auto pop_one = [](std::vector>* data) { + data->pop_back(); + }; + std::unique_ptr>, decltype(pop_one)> + guard{&data_, pop_one}; + named_info_.push_back({arg.name, static_cast(data_.size() - 2u)}); + data_[0].value_.named_args = {named_info_.data(), named_info_.size()}; + guard.release(); + } + + public: + constexpr dynamic_format_arg_store() = default; + + /** + \rst + Adds an argument into the dynamic store for later passing to a formatting + function. + + Note that custom types and string types (but not string views) are copied + into the store dynamically allocating memory if necessary. + + **Example**:: + + fmt::dynamic_format_arg_store store; + store.push_back(42); + store.push_back("abc"); + store.push_back(1.5f); + std::string result = fmt::vformat("{} and {} and {}", store); + \endrst + */ + template void push_back(const T& arg) { + if (detail::const_check(need_copy::value)) + emplace_arg(dynamic_args_.push>(arg)); + else + emplace_arg(detail::unwrap(arg)); + } + + /** + \rst + Adds a reference to the argument into the dynamic store for later passing to + a formatting function. + + **Example**:: + + fmt::dynamic_format_arg_store store; + char band[] = "Rolling Stones"; + store.push_back(std::cref(band)); + band[9] = 'c'; // Changing str affects the output. + std::string result = fmt::vformat("{}", store); + // result == "Rolling Scones" + \endrst + */ + template void push_back(std::reference_wrapper arg) { + static_assert( + need_copy::value, + "objects of built-in types and string views are always copied"); + emplace_arg(arg.get()); + } + + /** + Adds named argument into the dynamic store for later passing to a formatting + function. ``std::reference_wrapper`` is supported to avoid copying of the + argument. The name is always copied into the store. + */ + template + void push_back(const detail::named_arg& arg) { + const char_type* arg_name = + dynamic_args_.push>(arg.name).c_str(); + if (detail::const_check(need_copy::value)) { + emplace_arg( + fmt::arg(arg_name, dynamic_args_.push>(arg.value))); + } else { + emplace_arg(fmt::arg(arg_name, arg.value)); + } + } + + /** Erase all elements from the store */ + void clear() { + data_.clear(); + named_info_.clear(); + dynamic_args_ = detail::dynamic_arg_list(); + } + + /** + \rst + Reserves space to store at least *new_cap* arguments including + *new_cap_named* named arguments. + \endrst + */ + void reserve(size_t new_cap, size_t new_cap_named) { + FMT_ASSERT(new_cap >= new_cap_named, + "Set of arguments includes set of named arguments"); + data_.reserve(new_cap); + named_info_.reserve(new_cap_named); + } +}; + +FMT_END_NAMESPACE + +#endif // FMT_ARGS_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/chrono.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/chrono.h new file mode 100644 index 0000000000000000000000000000000000000000..9d54574e1682ce662718b31d6e3d660c6781c779 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/chrono.h @@ -0,0 +1,2240 @@ +// Formatting library for C++ - chrono support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_CHRONO_H_ +#define FMT_CHRONO_H_ + +#include +#include +#include // std::isfinite +#include // std::memcpy +#include +#include +#include +#include +#include + +#include "ostream.h" // formatbuf + +FMT_BEGIN_NAMESPACE + +// Check if std::chrono::local_t is available. +#ifndef FMT_USE_LOCAL_TIME +# ifdef __cpp_lib_chrono +# define FMT_USE_LOCAL_TIME (__cpp_lib_chrono >= 201907L) +# else +# define FMT_USE_LOCAL_TIME 0 +# endif +#endif + +// Check if std::chrono::utc_timestamp is available. +#ifndef FMT_USE_UTC_TIME +# ifdef __cpp_lib_chrono +# define FMT_USE_UTC_TIME (__cpp_lib_chrono >= 201907L) +# else +# define FMT_USE_UTC_TIME 0 +# endif +#endif + +// Enable tzset. +#ifndef FMT_USE_TZSET +// UWP doesn't provide _tzset. +# if FMT_HAS_INCLUDE("winapifamily.h") +# include +# endif +# if defined(_WIN32) && (!defined(WINAPI_FAMILY) || \ + (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +# define FMT_USE_TZSET 1 +# else +# define FMT_USE_TZSET 0 +# endif +#endif + +// Enable safe chrono durations, unless explicitly disabled. +#ifndef FMT_SAFE_DURATION_CAST +# define FMT_SAFE_DURATION_CAST 1 +#endif +#if FMT_SAFE_DURATION_CAST + +// For conversion between std::chrono::durations without undefined +// behaviour or erroneous results. +// This is a stripped down version of duration_cast, for inclusion in fmt. +// See https://github.com/pauldreik/safe_duration_cast +// +// Copyright Paul Dreik 2019 +namespace safe_duration_cast { + +template ::value && + std::numeric_limits::is_signed == + std::numeric_limits::is_signed)> +FMT_CONSTEXPR auto lossless_integral_conversion(const From from, int& ec) + -> To { + ec = 0; + using F = std::numeric_limits; + using T = std::numeric_limits; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + // A and B are both signed, or both unsigned. + if (detail::const_check(F::digits <= T::digits)) { + // From fits in To without any problem. + } else { + // From does not always fit in To, resort to a dynamic check. + if (from < (T::min)() || from > (T::max)()) { + // outside range. + ec = 1; + return {}; + } + } + return static_cast(from); +} + +/** + * converts From to To, without loss. If the dynamic value of from + * can't be converted to To without loss, ec is set. + */ +template ::value && + std::numeric_limits::is_signed != + std::numeric_limits::is_signed)> +FMT_CONSTEXPR auto lossless_integral_conversion(const From from, int& ec) + -> To { + ec = 0; + using F = std::numeric_limits; + using T = std::numeric_limits; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + if (detail::const_check(F::is_signed && !T::is_signed)) { + // From may be negative, not allowed! + if (fmt::detail::is_negative(from)) { + ec = 1; + return {}; + } + // From is positive. Can it always fit in To? + if (detail::const_check(F::digits > T::digits) && + from > static_cast(detail::max_value())) { + ec = 1; + return {}; + } + } + + if (detail::const_check(!F::is_signed && T::is_signed && + F::digits >= T::digits) && + from > static_cast(detail::max_value())) { + ec = 1; + return {}; + } + return static_cast(from); // Lossless conversion. +} + +template ::value)> +FMT_CONSTEXPR auto lossless_integral_conversion(const From from, int& ec) + -> To { + ec = 0; + return from; +} // function + +// clang-format off +/** + * converts From to To if possible, otherwise ec is set. + * + * input | output + * ---------------------------------|--------------- + * NaN | NaN + * Inf | Inf + * normal, fits in output | converted (possibly lossy) + * normal, does not fit in output | ec is set + * subnormal | best effort + * -Inf | -Inf + */ +// clang-format on +template ::value)> +FMT_CONSTEXPR auto safe_float_conversion(const From from, int& ec) -> To { + ec = 0; + using T = std::numeric_limits; + static_assert(std::is_floating_point::value, "From must be floating"); + static_assert(std::is_floating_point::value, "To must be floating"); + + // catch the only happy case + if (std::isfinite(from)) { + if (from >= T::lowest() && from <= (T::max)()) { + return static_cast(from); + } + // not within range. + ec = 1; + return {}; + } + + // nan and inf will be preserved + return static_cast(from); +} // function + +template ::value)> +FMT_CONSTEXPR auto safe_float_conversion(const From from, int& ec) -> To { + ec = 0; + static_assert(std::is_floating_point::value, "From must be floating"); + return from; +} + +/** + * safe duration cast between integral durations + */ +template ::value), + FMT_ENABLE_IF(std::is_integral::value)> +auto safe_duration_cast(std::chrono::duration from, + int& ec) -> To { + using From = std::chrono::duration; + ec = 0; + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor + : std::ratio_divide {}; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type::type; + + // safe conversion to IntermediateRep + IntermediateRep count = + lossless_integral_conversion(from.count(), ec); + if (ec) return {}; + // multiply with Factor::num without overflow or underflow + if (detail::const_check(Factor::num != 1)) { + const auto max1 = detail::max_value() / Factor::num; + if (count > max1) { + ec = 1; + return {}; + } + const auto min1 = + (std::numeric_limits::min)() / Factor::num; + if (detail::const_check(!std::is_unsigned::value) && + count < min1) { + ec = 1; + return {}; + } + count *= Factor::num; + } + + if (detail::const_check(Factor::den != 1)) count /= Factor::den; + auto tocount = lossless_integral_conversion(count, ec); + return ec ? To() : To(tocount); +} + +/** + * safe duration_cast between floating point durations + */ +template ::value), + FMT_ENABLE_IF(std::is_floating_point::value)> +auto safe_duration_cast(std::chrono::duration from, + int& ec) -> To { + using From = std::chrono::duration; + ec = 0; + if (std::isnan(from.count())) { + // nan in, gives nan out. easy. + return To{std::numeric_limits::quiet_NaN()}; + } + // maybe we should also check if from is denormal, and decide what to do about + // it. + + // +-inf should be preserved. + if (std::isinf(from.count())) { + return To{from.count()}; + } + + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor + : std::ratio_divide {}; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type::type; + + // force conversion of From::rep -> IntermediateRep to be safe, + // even if it will never happen be narrowing in this context. + IntermediateRep count = + safe_float_conversion(from.count(), ec); + if (ec) { + return {}; + } + + // multiply with Factor::num without overflow or underflow + if (detail::const_check(Factor::num != 1)) { + constexpr auto max1 = detail::max_value() / + static_cast(Factor::num); + if (count > max1) { + ec = 1; + return {}; + } + constexpr auto min1 = std::numeric_limits::lowest() / + static_cast(Factor::num); + if (count < min1) { + ec = 1; + return {}; + } + count *= static_cast(Factor::num); + } + + // this can't go wrong, right? den>0 is checked earlier. + if (detail::const_check(Factor::den != 1)) { + using common_t = typename std::common_type::type; + count /= static_cast(Factor::den); + } + + // convert to the to type, safely + using ToRep = typename To::rep; + + const ToRep tocount = safe_float_conversion(count, ec); + if (ec) { + return {}; + } + return To{tocount}; +} +} // namespace safe_duration_cast +#endif + +// Prevents expansion of a preceding token as a function-style macro. +// Usage: f FMT_NOMACRO() +#define FMT_NOMACRO + +namespace detail { +template struct null {}; +inline auto localtime_r FMT_NOMACRO(...) -> null<> { return null<>(); } +inline auto localtime_s(...) -> null<> { return null<>(); } +inline auto gmtime_r(...) -> null<> { return null<>(); } +inline auto gmtime_s(...) -> null<> { return null<>(); } + +inline auto get_classic_locale() -> const std::locale& { + static const auto& locale = std::locale::classic(); + return locale; +} + +template struct codecvt_result { + static constexpr const size_t max_size = 32; + CodeUnit buf[max_size]; + CodeUnit* end; +}; + +template +void write_codecvt(codecvt_result& out, string_view in_buf, + const std::locale& loc) { +#if FMT_CLANG_VERSION +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wdeprecated" + auto& f = std::use_facet>(loc); +# pragma clang diagnostic pop +#else + auto& f = std::use_facet>(loc); +#endif + auto mb = std::mbstate_t(); + const char* from_next = nullptr; + auto result = f.in(mb, in_buf.begin(), in_buf.end(), from_next, + std::begin(out.buf), std::end(out.buf), out.end); + if (result != std::codecvt_base::ok) + FMT_THROW(format_error("failed to format time")); +} + +template +auto write_encoded_tm_str(OutputIt out, string_view in, const std::locale& loc) + -> OutputIt { + if (detail::is_utf8() && loc != get_classic_locale()) { + // char16_t and char32_t codecvts are broken in MSVC (linkage errors) and + // gcc-4. +#if FMT_MSC_VERSION != 0 || \ + (defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_DUAL_ABI)) + // The _GLIBCXX_USE_DUAL_ABI macro is always defined in libstdc++ from gcc-5 + // and newer. + using code_unit = wchar_t; +#else + using code_unit = char32_t; +#endif + + using unit_t = codecvt_result; + unit_t unit; + write_codecvt(unit, in, loc); + // In UTF-8 is used one to four one-byte code units. + auto u = + to_utf8>(); + if (!u.convert({unit.buf, to_unsigned(unit.end - unit.buf)})) + FMT_THROW(format_error("failed to format time")); + return copy_str(u.c_str(), u.c_str() + u.size(), out); + } + return copy_str(in.data(), in.data() + in.size(), out); +} + +template ::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt { + codecvt_result unit; + write_codecvt(unit, sv, loc); + return copy_str(unit.buf, unit.end, out); +} + +template ::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt { + return write_encoded_tm_str(out, sv, loc); +} + +template +inline void do_write(buffer& buf, const std::tm& time, + const std::locale& loc, char format, char modifier) { + auto&& format_buf = formatbuf>(buf); + auto&& os = std::basic_ostream(&format_buf); + os.imbue(loc); + const auto& facet = std::use_facet>(loc); + auto end = facet.put(os, os, Char(' '), &time, format, modifier); + if (end.failed()) FMT_THROW(format_error("failed to format time")); +} + +template ::value)> +auto write(OutputIt out, const std::tm& time, const std::locale& loc, + char format, char modifier = 0) -> OutputIt { + auto&& buf = get_buffer(out); + do_write(buf, time, loc, format, modifier); + return get_iterator(buf, out); +} + +template ::value)> +auto write(OutputIt out, const std::tm& time, const std::locale& loc, + char format, char modifier = 0) -> OutputIt { + auto&& buf = basic_memory_buffer(); + do_write(buf, time, loc, format, modifier); + return write_encoded_tm_str(out, string_view(buf.data(), buf.size()), loc); +} + +template +struct is_same_arithmetic_type + : public std::integral_constant::value && + std::is_integral::value) || + (std::is_floating_point::value && + std::is_floating_point::value)> { +}; + +template < + typename To, typename FromRep, typename FromPeriod, + FMT_ENABLE_IF(is_same_arithmetic_type::value)> +auto fmt_duration_cast(std::chrono::duration from) -> To { +#if FMT_SAFE_DURATION_CAST + // Throwing version of safe_duration_cast is only available for + // integer to integer or float to float casts. + int ec; + To to = safe_duration_cast::safe_duration_cast(from, ec); + if (ec) FMT_THROW(format_error("cannot format duration")); + return to; +#else + // Standard duration cast, may overflow. + return std::chrono::duration_cast(from); +#endif +} + +template < + typename To, typename FromRep, typename FromPeriod, + FMT_ENABLE_IF(!is_same_arithmetic_type::value)> +auto fmt_duration_cast(std::chrono::duration from) -> To { + // Mixed integer <-> float cast is not supported by safe_duration_cast. + return std::chrono::duration_cast(from); +} + +template +auto to_time_t( + std::chrono::time_point time_point) + -> std::time_t { + // Cannot use std::chrono::system_clock::to_time_t since this would first + // require a cast to std::chrono::system_clock::time_point, which could + // overflow. + return fmt_duration_cast>( + time_point.time_since_epoch()) + .count(); +} +} // namespace detail + +FMT_BEGIN_EXPORT + +/** + Converts given time since epoch as ``std::time_t`` value into calendar time, + expressed in local time. Unlike ``std::localtime``, this function is + thread-safe on most platforms. + */ +inline auto localtime(std::time_t time) -> std::tm { + struct dispatcher { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : time_(t) {} + + auto run() -> bool { + using namespace fmt::detail; + return handle(localtime_r(&time_, &tm_)); + } + + auto handle(std::tm* tm) -> bool { return tm != nullptr; } + + auto handle(detail::null<>) -> bool { + using namespace fmt::detail; + return fallback(localtime_s(&tm_, &time_)); + } + + auto fallback(int res) -> bool { return res == 0; } + +#if !FMT_MSC_VERSION + auto fallback(detail::null<>) -> bool { + using namespace fmt::detail; + std::tm* tm = std::localtime(&time_); + if (tm) tm_ = *tm; + return tm != nullptr; + } +#endif + }; + dispatcher lt(time); + // Too big time values may be unsupported. + if (!lt.run()) FMT_THROW(format_error("time_t value out of range")); + return lt.tm_; +} + +#if FMT_USE_LOCAL_TIME +template +inline auto localtime(std::chrono::local_time time) -> std::tm { + return localtime( + detail::to_time_t(std::chrono::current_zone()->to_sys(time))); +} +#endif + +/** + Converts given time since epoch as ``std::time_t`` value into calendar time, + expressed in Coordinated Universal Time (UTC). Unlike ``std::gmtime``, this + function is thread-safe on most platforms. + */ +inline auto gmtime(std::time_t time) -> std::tm { + struct dispatcher { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : time_(t) {} + + auto run() -> bool { + using namespace fmt::detail; + return handle(gmtime_r(&time_, &tm_)); + } + + auto handle(std::tm* tm) -> bool { return tm != nullptr; } + + auto handle(detail::null<>) -> bool { + using namespace fmt::detail; + return fallback(gmtime_s(&tm_, &time_)); + } + + auto fallback(int res) -> bool { return res == 0; } + +#if !FMT_MSC_VERSION + auto fallback(detail::null<>) -> bool { + std::tm* tm = std::gmtime(&time_); + if (tm) tm_ = *tm; + return tm != nullptr; + } +#endif + }; + auto gt = dispatcher(time); + // Too big time values may be unsupported. + if (!gt.run()) FMT_THROW(format_error("time_t value out of range")); + return gt.tm_; +} + +template +inline auto gmtime( + std::chrono::time_point time_point) + -> std::tm { + return gmtime(detail::to_time_t(time_point)); +} + +namespace detail { + +// Writes two-digit numbers a, b and c separated by sep to buf. +// The method by Pavel Novikov based on +// https://johnnylee-sde.github.io/Fast-unsigned-integer-to-time-string/. +inline void write_digit2_separated(char* buf, unsigned a, unsigned b, + unsigned c, char sep) { + unsigned long long digits = + a | (b << 24) | (static_cast(c) << 48); + // Convert each value to BCD. + // We have x = a * 10 + b and we want to convert it to BCD y = a * 16 + b. + // The difference is + // y - x = a * 6 + // a can be found from x: + // a = floor(x / 10) + // then + // y = x + a * 6 = x + floor(x / 10) * 6 + // floor(x / 10) is (x * 205) >> 11 (needs 16 bits). + digits += (((digits * 205) >> 11) & 0x000f00000f00000f) * 6; + // Put low nibbles to high bytes and high nibbles to low bytes. + digits = ((digits & 0x00f00000f00000f0) >> 4) | + ((digits & 0x000f00000f00000f) << 8); + auto usep = static_cast(sep); + // Add ASCII '0' to each digit byte and insert separators. + digits |= 0x3030003030003030 | (usep << 16) | (usep << 40); + + constexpr const size_t len = 8; + if (const_check(is_big_endian())) { + char tmp[len]; + std::memcpy(tmp, &digits, len); + std::reverse_copy(tmp, tmp + len, buf); + } else { + std::memcpy(buf, &digits, len); + } +} + +template +FMT_CONSTEXPR inline auto get_units() -> const char* { + if (std::is_same::value) return "as"; + if (std::is_same::value) return "fs"; + if (std::is_same::value) return "ps"; + if (std::is_same::value) return "ns"; + if (std::is_same::value) return "µs"; + if (std::is_same::value) return "ms"; + if (std::is_same::value) return "cs"; + if (std::is_same::value) return "ds"; + if (std::is_same>::value) return "s"; + if (std::is_same::value) return "das"; + if (std::is_same::value) return "hs"; + if (std::is_same::value) return "ks"; + if (std::is_same::value) return "Ms"; + if (std::is_same::value) return "Gs"; + if (std::is_same::value) return "Ts"; + if (std::is_same::value) return "Ps"; + if (std::is_same::value) return "Es"; + if (std::is_same>::value) return "min"; + if (std::is_same>::value) return "h"; + if (std::is_same>::value) return "d"; + return nullptr; +} + +enum class numeric_system { + standard, + // Alternative numeric system, e.g. 十二 instead of 12 in ja_JP locale. + alternative +}; + +// Glibc extensions for formatting numeric values. +enum class pad_type { + unspecified, + // Do not pad a numeric result string. + none, + // Pad a numeric result string with zeros even if the conversion specifier + // character uses space-padding by default. + zero, + // Pad a numeric result string with spaces. + space, +}; + +template +auto write_padding(OutputIt out, pad_type pad, int width) -> OutputIt { + if (pad == pad_type::none) return out; + return std::fill_n(out, width, pad == pad_type::space ? ' ' : '0'); +} + +template +auto write_padding(OutputIt out, pad_type pad) -> OutputIt { + if (pad != pad_type::none) *out++ = pad == pad_type::space ? ' ' : '0'; + return out; +} + +// Parses a put_time-like format string and invokes handler actions. +template +FMT_CONSTEXPR auto parse_chrono_format(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + if (begin == end || *begin == '}') return begin; + if (*begin != '%') FMT_THROW(format_error("invalid format")); + auto ptr = begin; + pad_type pad = pad_type::unspecified; + while (ptr != end) { + auto c = *ptr; + if (c == '}') break; + if (c != '%') { + ++ptr; + continue; + } + if (begin != ptr) handler.on_text(begin, ptr); + ++ptr; // consume '%' + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr; + switch (c) { + case '_': + pad = pad_type::space; + ++ptr; + break; + case '-': + pad = pad_type::none; + ++ptr; + break; + case '0': + pad = pad_type::zero; + ++ptr; + break; + } + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) { + case '%': + handler.on_text(ptr - 1, ptr); + break; + case 'n': { + const Char newline[] = {'\n'}; + handler.on_text(newline, newline + 1); + break; + } + case 't': { + const Char tab[] = {'\t'}; + handler.on_text(tab, tab + 1); + break; + } + // Year: + case 'Y': + handler.on_year(numeric_system::standard); + break; + case 'y': + handler.on_short_year(numeric_system::standard); + break; + case 'C': + handler.on_century(numeric_system::standard); + break; + case 'G': + handler.on_iso_week_based_year(); + break; + case 'g': + handler.on_iso_week_based_short_year(); + break; + // Day of the week: + case 'a': + handler.on_abbr_weekday(); + break; + case 'A': + handler.on_full_weekday(); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::standard); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::standard); + break; + // Month: + case 'b': + case 'h': + handler.on_abbr_month(); + break; + case 'B': + handler.on_full_month(); + break; + case 'm': + handler.on_dec_month(numeric_system::standard); + break; + // Day of the year/month: + case 'U': + handler.on_dec0_week_of_year(numeric_system::standard); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::standard); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::standard); + break; + case 'j': + handler.on_day_of_year(); + break; + case 'd': + handler.on_day_of_month(numeric_system::standard); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::standard); + break; + // Hour, minute, second: + case 'H': + handler.on_24_hour(numeric_system::standard, pad); + break; + case 'I': + handler.on_12_hour(numeric_system::standard, pad); + break; + case 'M': + handler.on_minute(numeric_system::standard, pad); + break; + case 'S': + handler.on_second(numeric_system::standard, pad); + break; + // Other: + case 'c': + handler.on_datetime(numeric_system::standard); + break; + case 'x': + handler.on_loc_date(numeric_system::standard); + break; + case 'X': + handler.on_loc_time(numeric_system::standard); + break; + case 'D': + handler.on_us_date(); + break; + case 'F': + handler.on_iso_date(); + break; + case 'r': + handler.on_12_hour_time(); + break; + case 'R': + handler.on_24_hour_time(); + break; + case 'T': + handler.on_iso_time(); + break; + case 'p': + handler.on_am_pm(); + break; + case 'Q': + handler.on_duration_value(); + break; + case 'q': + handler.on_duration_unit(); + break; + case 'z': + handler.on_utc_offset(numeric_system::standard); + break; + case 'Z': + handler.on_tz_name(); + break; + // Alternative representation: + case 'E': { + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) { + case 'Y': + handler.on_year(numeric_system::alternative); + break; + case 'y': + handler.on_offset_year(); + break; + case 'C': + handler.on_century(numeric_system::alternative); + break; + case 'c': + handler.on_datetime(numeric_system::alternative); + break; + case 'x': + handler.on_loc_date(numeric_system::alternative); + break; + case 'X': + handler.on_loc_time(numeric_system::alternative); + break; + case 'z': + handler.on_utc_offset(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + } + case 'O': + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) { + case 'y': + handler.on_short_year(numeric_system::alternative); + break; + case 'm': + handler.on_dec_month(numeric_system::alternative); + break; + case 'U': + handler.on_dec0_week_of_year(numeric_system::alternative); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::alternative); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::alternative); + break; + case 'd': + handler.on_day_of_month(numeric_system::alternative); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::alternative); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::alternative); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::alternative); + break; + case 'H': + handler.on_24_hour(numeric_system::alternative, pad); + break; + case 'I': + handler.on_12_hour(numeric_system::alternative, pad); + break; + case 'M': + handler.on_minute(numeric_system::alternative, pad); + break; + case 'S': + handler.on_second(numeric_system::alternative, pad); + break; + case 'z': + handler.on_utc_offset(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + default: + FMT_THROW(format_error("invalid format")); + } + begin = ptr; + } + if (begin != ptr) handler.on_text(begin, ptr); + return ptr; +} + +template struct null_chrono_spec_handler { + FMT_CONSTEXPR void unsupported() { + static_cast(this)->unsupported(); + } + FMT_CONSTEXPR void on_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_short_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_offset_year() { unsupported(); } + FMT_CONSTEXPR void on_century(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_year() { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_short_year() { unsupported(); } + FMT_CONSTEXPR void on_abbr_weekday() { unsupported(); } + FMT_CONSTEXPR void on_full_weekday() { unsupported(); } + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_abbr_month() { unsupported(); } + FMT_CONSTEXPR void on_full_month() { unsupported(); } + FMT_CONSTEXPR void on_dec_month(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_day_of_year() { unsupported(); } + FMT_CONSTEXPR void on_day_of_month(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_24_hour(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_12_hour(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_minute(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_second(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_datetime(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_loc_date(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_loc_time(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_us_date() { unsupported(); } + FMT_CONSTEXPR void on_iso_date() { unsupported(); } + FMT_CONSTEXPR void on_12_hour_time() { unsupported(); } + FMT_CONSTEXPR void on_24_hour_time() { unsupported(); } + FMT_CONSTEXPR void on_iso_time() { unsupported(); } + FMT_CONSTEXPR void on_am_pm() { unsupported(); } + FMT_CONSTEXPR void on_duration_value() { unsupported(); } + FMT_CONSTEXPR void on_duration_unit() { unsupported(); } + FMT_CONSTEXPR void on_utc_offset(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_tz_name() { unsupported(); } +}; + +struct tm_format_checker : null_chrono_spec_handler { + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no format")); } + + template + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + FMT_CONSTEXPR void on_year(numeric_system) {} + FMT_CONSTEXPR void on_short_year(numeric_system) {} + FMT_CONSTEXPR void on_offset_year() {} + FMT_CONSTEXPR void on_century(numeric_system) {} + FMT_CONSTEXPR void on_iso_week_based_year() {} + FMT_CONSTEXPR void on_iso_week_based_short_year() {} + FMT_CONSTEXPR void on_abbr_weekday() {} + FMT_CONSTEXPR void on_full_weekday() {} + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) {} + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) {} + FMT_CONSTEXPR void on_abbr_month() {} + FMT_CONSTEXPR void on_full_month() {} + FMT_CONSTEXPR void on_dec_month(numeric_system) {} + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_day_of_year() {} + FMT_CONSTEXPR void on_day_of_month(numeric_system) {} + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) {} + FMT_CONSTEXPR void on_24_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_12_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_minute(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_second(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_datetime(numeric_system) {} + FMT_CONSTEXPR void on_loc_date(numeric_system) {} + FMT_CONSTEXPR void on_loc_time(numeric_system) {} + FMT_CONSTEXPR void on_us_date() {} + FMT_CONSTEXPR void on_iso_date() {} + FMT_CONSTEXPR void on_12_hour_time() {} + FMT_CONSTEXPR void on_24_hour_time() {} + FMT_CONSTEXPR void on_iso_time() {} + FMT_CONSTEXPR void on_am_pm() {} + FMT_CONSTEXPR void on_utc_offset(numeric_system) {} + FMT_CONSTEXPR void on_tz_name() {} +}; + +inline auto tm_wday_full_name(int wday) -> const char* { + static constexpr const char* full_name_list[] = { + "Sunday", "Monday", "Tuesday", "Wednesday", + "Thursday", "Friday", "Saturday"}; + return wday >= 0 && wday <= 6 ? full_name_list[wday] : "?"; +} +inline auto tm_wday_short_name(int wday) -> const char* { + static constexpr const char* short_name_list[] = {"Sun", "Mon", "Tue", "Wed", + "Thu", "Fri", "Sat"}; + return wday >= 0 && wday <= 6 ? short_name_list[wday] : "???"; +} + +inline auto tm_mon_full_name(int mon) -> const char* { + static constexpr const char* full_name_list[] = { + "January", "February", "March", "April", "May", "June", + "July", "August", "September", "October", "November", "December"}; + return mon >= 0 && mon <= 11 ? full_name_list[mon] : "?"; +} +inline auto tm_mon_short_name(int mon) -> const char* { + static constexpr const char* short_name_list[] = { + "Jan", "Feb", "Mar", "Apr", "May", "Jun", + "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", + }; + return mon >= 0 && mon <= 11 ? short_name_list[mon] : "???"; +} + +template +struct has_member_data_tm_gmtoff : std::false_type {}; +template +struct has_member_data_tm_gmtoff> + : std::true_type {}; + +template +struct has_member_data_tm_zone : std::false_type {}; +template +struct has_member_data_tm_zone> + : std::true_type {}; + +#if FMT_USE_TZSET +inline void tzset_once() { + static bool init = []() -> bool { + _tzset(); + return true; + }(); + ignore_unused(init); +} +#endif + +// Converts value to Int and checks that it's in the range [0, upper). +template ::value)> +inline auto to_nonnegative_int(T value, Int upper) -> Int { + if (!std::is_unsigned::value && + (value < 0 || to_unsigned(value) > to_unsigned(upper))) { + FMT_THROW(fmt::format_error("chrono value is out of range")); + } + return static_cast(value); +} +template ::value)> +inline auto to_nonnegative_int(T value, Int upper) -> Int { + if (value < 0 || value > static_cast(upper)) + FMT_THROW(format_error("invalid value")); + return static_cast(value); +} + +constexpr auto pow10(std::uint32_t n) -> long long { + return n == 0 ? 1 : 10 * pow10(n - 1); +} + +// Counts the number of fractional digits in the range [0, 18] according to the +// C++20 spec. If more than 18 fractional digits are required then returns 6 for +// microseconds precision. +template () / 10)> +struct count_fractional_digits { + static constexpr int value = + Num % Den == 0 ? N : count_fractional_digits::value; +}; + +// Base case that doesn't instantiate any more templates +// in order to avoid overflow. +template +struct count_fractional_digits { + static constexpr int value = (Num % Den == 0) ? N : 6; +}; + +// Format subseconds which are given as an integer type with an appropriate +// number of digits. +template +void write_fractional_seconds(OutputIt& out, Duration d, int precision = -1) { + constexpr auto num_fractional_digits = + count_fractional_digits::value; + + using subsecond_precision = std::chrono::duration< + typename std::common_type::type, + std::ratio<1, detail::pow10(num_fractional_digits)>>; + + const auto fractional = d - fmt_duration_cast(d); + const auto subseconds = + std::chrono::treat_as_floating_point< + typename subsecond_precision::rep>::value + ? fractional.count() + : fmt_duration_cast(fractional).count(); + auto n = static_cast>(subseconds); + const int num_digits = detail::count_digits(n); + + int leading_zeroes = (std::max)(0, num_fractional_digits - num_digits); + if (precision < 0) { + FMT_ASSERT(!std::is_floating_point::value, ""); + if (std::ratio_less::value) { + *out++ = '.'; + out = std::fill_n(out, leading_zeroes, '0'); + out = format_decimal(out, n, num_digits).end; + } + } else { + *out++ = '.'; + leading_zeroes = (std::min)(leading_zeroes, precision); + out = std::fill_n(out, leading_zeroes, '0'); + int remaining = precision - leading_zeroes; + if (remaining != 0 && remaining < num_digits) { + n /= to_unsigned(detail::pow10(to_unsigned(num_digits - remaining))); + out = format_decimal(out, n, remaining).end; + return; + } + out = format_decimal(out, n, num_digits).end; + remaining -= num_digits; + out = std::fill_n(out, remaining, '0'); + } +} + +// Format subseconds which are given as a floating point type with an +// appropriate number of digits. We cannot pass the Duration here, as we +// explicitly need to pass the Rep value in the chrono_formatter. +template +void write_floating_seconds(memory_buffer& buf, Duration duration, + int num_fractional_digits = -1) { + using rep = typename Duration::rep; + FMT_ASSERT(std::is_floating_point::value, ""); + + auto val = duration.count(); + + if (num_fractional_digits < 0) { + // For `std::round` with fallback to `round`: + // On some toolchains `std::round` is not available (e.g. GCC 6). + using namespace std; + num_fractional_digits = + count_fractional_digits::value; + if (num_fractional_digits < 6 && static_cast(round(val)) != val) + num_fractional_digits = 6; + } + + fmt::format_to(std::back_inserter(buf), FMT_STRING("{:.{}f}"), + std::fmod(val * static_cast(Duration::period::num) / + static_cast(Duration::period::den), + static_cast(60)), + num_fractional_digits); +} + +template +class tm_writer { + private: + static constexpr int days_per_week = 7; + + const std::locale& loc_; + const bool is_classic_; + OutputIt out_; + const Duration* subsecs_; + const std::tm& tm_; + + auto tm_sec() const noexcept -> int { + FMT_ASSERT(tm_.tm_sec >= 0 && tm_.tm_sec <= 61, ""); + return tm_.tm_sec; + } + auto tm_min() const noexcept -> int { + FMT_ASSERT(tm_.tm_min >= 0 && tm_.tm_min <= 59, ""); + return tm_.tm_min; + } + auto tm_hour() const noexcept -> int { + FMT_ASSERT(tm_.tm_hour >= 0 && tm_.tm_hour <= 23, ""); + return tm_.tm_hour; + } + auto tm_mday() const noexcept -> int { + FMT_ASSERT(tm_.tm_mday >= 1 && tm_.tm_mday <= 31, ""); + return tm_.tm_mday; + } + auto tm_mon() const noexcept -> int { + FMT_ASSERT(tm_.tm_mon >= 0 && tm_.tm_mon <= 11, ""); + return tm_.tm_mon; + } + auto tm_year() const noexcept -> long long { return 1900ll + tm_.tm_year; } + auto tm_wday() const noexcept -> int { + FMT_ASSERT(tm_.tm_wday >= 0 && tm_.tm_wday <= 6, ""); + return tm_.tm_wday; + } + auto tm_yday() const noexcept -> int { + FMT_ASSERT(tm_.tm_yday >= 0 && tm_.tm_yday <= 365, ""); + return tm_.tm_yday; + } + + auto tm_hour12() const noexcept -> int { + const auto h = tm_hour(); + const auto z = h < 12 ? h : h - 12; + return z == 0 ? 12 : z; + } + + // POSIX and the C Standard are unclear or inconsistent about what %C and %y + // do if the year is negative or exceeds 9999. Use the convention that %C + // concatenated with %y yields the same output as %Y, and that %Y contains at + // least 4 characters, with more only if necessary. + auto split_year_lower(long long year) const noexcept -> int { + auto l = year % 100; + if (l < 0) l = -l; // l in [0, 99] + return static_cast(l); + } + + // Algorithm: https://en.wikipedia.org/wiki/ISO_week_date. + auto iso_year_weeks(long long curr_year) const noexcept -> int { + const auto prev_year = curr_year - 1; + const auto curr_p = + (curr_year + curr_year / 4 - curr_year / 100 + curr_year / 400) % + days_per_week; + const auto prev_p = + (prev_year + prev_year / 4 - prev_year / 100 + prev_year / 400) % + days_per_week; + return 52 + ((curr_p == 4 || prev_p == 3) ? 1 : 0); + } + auto iso_week_num(int tm_yday, int tm_wday) const noexcept -> int { + return (tm_yday + 11 - (tm_wday == 0 ? days_per_week : tm_wday)) / + days_per_week; + } + auto tm_iso_week_year() const noexcept -> long long { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) return year - 1; + if (w > iso_year_weeks(year)) return year + 1; + return year; + } + auto tm_iso_week_of_year() const noexcept -> int { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) return iso_year_weeks(year - 1); + if (w > iso_year_weeks(year)) return 1; + return w; + } + + void write1(int value) { + *out_++ = static_cast('0' + to_unsigned(value) % 10); + } + void write2(int value) { + const char* d = digits2(to_unsigned(value) % 100); + *out_++ = *d++; + *out_++ = *d; + } + void write2(int value, pad_type pad) { + unsigned int v = to_unsigned(value) % 100; + if (v >= 10) { + const char* d = digits2(v); + *out_++ = *d++; + *out_++ = *d; + } else { + out_ = detail::write_padding(out_, pad); + *out_++ = static_cast('0' + v); + } + } + + void write_year_extended(long long year) { + // At least 4 characters. + int width = 4; + if (year < 0) { + *out_++ = '-'; + year = 0 - year; + --width; + } + uint32_or_64_or_128_t n = to_unsigned(year); + const int num_digits = count_digits(n); + if (width > num_digits) out_ = std::fill_n(out_, width - num_digits, '0'); + out_ = format_decimal(out_, n, num_digits).end; + } + void write_year(long long year) { + if (year >= 0 && year < 10000) { + write2(static_cast(year / 100)); + write2(static_cast(year % 100)); + } else { + write_year_extended(year); + } + } + + void write_utc_offset(long offset, numeric_system ns) { + if (offset < 0) { + *out_++ = '-'; + offset = -offset; + } else { + *out_++ = '+'; + } + offset /= 60; + write2(static_cast(offset / 60)); + if (ns != numeric_system::standard) *out_++ = ':'; + write2(static_cast(offset % 60)); + } + template ::value)> + void format_utc_offset_impl(const T& tm, numeric_system ns) { + write_utc_offset(tm.tm_gmtoff, ns); + } + template ::value)> + void format_utc_offset_impl(const T& tm, numeric_system ns) { +#if defined(_WIN32) && defined(_UCRT) +# if FMT_USE_TZSET + tzset_once(); +# endif + long offset = 0; + _get_timezone(&offset); + if (tm.tm_isdst) { + long dstbias = 0; + _get_dstbias(&dstbias); + offset += dstbias; + } + write_utc_offset(-offset, ns); +#else + if (ns == numeric_system::standard) return format_localized('z'); + + // Extract timezone offset from timezone conversion functions. + std::tm gtm = tm; + std::time_t gt = std::mktime(>m); + std::tm ltm = gmtime(gt); + std::time_t lt = std::mktime(<m); + long offset = gt - lt; + write_utc_offset(offset, ns); +#endif + } + + template ::value)> + void format_tz_name_impl(const T& tm) { + if (is_classic_) + out_ = write_tm_str(out_, tm.tm_zone, loc_); + else + format_localized('Z'); + } + template ::value)> + void format_tz_name_impl(const T&) { + format_localized('Z'); + } + + void format_localized(char format, char modifier = 0) { + out_ = write(out_, tm_, loc_, format, modifier); + } + + public: + tm_writer(const std::locale& loc, OutputIt out, const std::tm& tm, + const Duration* subsecs = nullptr) + : loc_(loc), + is_classic_(loc_ == get_classic_locale()), + out_(out), + subsecs_(subsecs), + tm_(tm) {} + + auto out() const -> OutputIt { return out_; } + + FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) { + out_ = copy_str(begin, end, out_); + } + + void on_abbr_weekday() { + if (is_classic_) + out_ = write(out_, tm_wday_short_name(tm_wday())); + else + format_localized('a'); + } + void on_full_weekday() { + if (is_classic_) + out_ = write(out_, tm_wday_full_name(tm_wday())); + else + format_localized('A'); + } + void on_dec0_weekday(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write1(tm_wday()); + format_localized('w', 'O'); + } + void on_dec1_weekday(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto wday = tm_wday(); + write1(wday == 0 ? days_per_week : wday); + } else { + format_localized('u', 'O'); + } + } + + void on_abbr_month() { + if (is_classic_) + out_ = write(out_, tm_mon_short_name(tm_mon())); + else + format_localized('b'); + } + void on_full_month() { + if (is_classic_) + out_ = write(out_, tm_mon_full_name(tm_mon())); + else + format_localized('B'); + } + + void on_datetime(numeric_system ns) { + if (is_classic_) { + on_abbr_weekday(); + *out_++ = ' '; + on_abbr_month(); + *out_++ = ' '; + on_day_of_month_space(numeric_system::standard); + *out_++ = ' '; + on_iso_time(); + *out_++ = ' '; + on_year(numeric_system::standard); + } else { + format_localized('c', ns == numeric_system::standard ? '\0' : 'E'); + } + } + void on_loc_date(numeric_system ns) { + if (is_classic_) + on_us_date(); + else + format_localized('x', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_loc_time(numeric_system ns) { + if (is_classic_) + on_iso_time(); + else + format_localized('X', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_us_date() { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_mon() + 1), + to_unsigned(tm_mday()), + to_unsigned(split_year_lower(tm_year())), '/'); + out_ = copy_str(std::begin(buf), std::end(buf), out_); + } + void on_iso_date() { + auto year = tm_year(); + char buf[10]; + size_t offset = 0; + if (year >= 0 && year < 10000) { + copy2(buf, digits2(static_cast(year / 100))); + } else { + offset = 4; + write_year_extended(year); + year = 0; + } + write_digit2_separated(buf + 2, static_cast(year % 100), + to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), + '-'); + out_ = copy_str(std::begin(buf) + offset, std::end(buf), out_); + } + + void on_utc_offset(numeric_system ns) { format_utc_offset_impl(tm_, ns); } + void on_tz_name() { format_tz_name_impl(tm_); } + + void on_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write_year(tm_year()); + format_localized('Y', 'E'); + } + void on_short_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(split_year_lower(tm_year())); + format_localized('y', 'O'); + } + void on_offset_year() { + if (is_classic_) return write2(split_year_lower(tm_year())); + format_localized('y', 'E'); + } + + void on_century(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto year = tm_year(); + auto upper = year / 100; + if (year >= -99 && year < 0) { + // Zero upper on negative year. + *out_++ = '-'; + *out_++ = '0'; + } else if (upper >= 0 && upper < 100) { + write2(static_cast(upper)); + } else { + out_ = write(out_, upper); + } + } else { + format_localized('C', 'E'); + } + } + + void on_dec_month(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_mon() + 1); + format_localized('m', 'O'); + } + + void on_dec0_week_of_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2((tm_yday() + days_per_week - tm_wday()) / days_per_week); + format_localized('U', 'O'); + } + void on_dec1_week_of_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto wday = tm_wday(); + write2((tm_yday() + days_per_week - + (wday == 0 ? (days_per_week - 1) : (wday - 1))) / + days_per_week); + } else { + format_localized('W', 'O'); + } + } + void on_iso_week_of_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_iso_week_of_year()); + format_localized('V', 'O'); + } + + void on_iso_week_based_year() { write_year(tm_iso_week_year()); } + void on_iso_week_based_short_year() { + write2(split_year_lower(tm_iso_week_year())); + } + + void on_day_of_year() { + auto yday = tm_yday() + 1; + write1(yday / 100); + write2(yday % 100); + } + void on_day_of_month(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write2(tm_mday()); + format_localized('d', 'O'); + } + void on_day_of_month_space(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto mday = to_unsigned(tm_mday()) % 100; + const char* d2 = digits2(mday); + *out_++ = mday < 10 ? ' ' : d2[0]; + *out_++ = d2[1]; + } else { + format_localized('e', 'O'); + } + } + + void on_24_hour(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_hour(), pad); + format_localized('H', 'O'); + } + void on_12_hour(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_hour12(), pad); + format_localized('I', 'O'); + } + void on_minute(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_min(), pad); + format_localized('M', 'O'); + } + + void on_second(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) { + write2(tm_sec(), pad); + if (subsecs_) { + if (std::is_floating_point::value) { + auto buf = memory_buffer(); + write_floating_seconds(buf, *subsecs_); + if (buf.size() > 1) { + // Remove the leading "0", write something like ".123". + out_ = std::copy(buf.begin() + 1, buf.end(), out_); + } + } else { + write_fractional_seconds(out_, *subsecs_); + } + } + } else { + // Currently no formatting of subseconds when a locale is set. + format_localized('S', 'O'); + } + } + + void on_12_hour_time() { + if (is_classic_) { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_hour12()), + to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); + out_ = copy_str(std::begin(buf), std::end(buf), out_); + *out_++ = ' '; + on_am_pm(); + } else { + format_localized('r'); + } + } + void on_24_hour_time() { + write2(tm_hour()); + *out_++ = ':'; + write2(tm_min()); + } + void on_iso_time() { + on_24_hour_time(); + *out_++ = ':'; + on_second(numeric_system::standard, pad_type::unspecified); + } + + void on_am_pm() { + if (is_classic_) { + *out_++ = tm_hour() < 12 ? 'A' : 'P'; + *out_++ = 'M'; + } else { + format_localized('p'); + } + } + + // These apply to chrono durations but not tm. + void on_duration_value() {} + void on_duration_unit() {} +}; + +struct chrono_format_checker : null_chrono_spec_handler { + bool has_precision_integral = false; + + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no date")); } + + template + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + FMT_CONSTEXPR void on_day_of_year() {} + FMT_CONSTEXPR void on_24_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_12_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_minute(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_second(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_12_hour_time() {} + FMT_CONSTEXPR void on_24_hour_time() {} + FMT_CONSTEXPR void on_iso_time() {} + FMT_CONSTEXPR void on_am_pm() {} + FMT_CONSTEXPR void on_duration_value() const { + if (has_precision_integral) { + FMT_THROW(format_error("precision not allowed for this argument type")); + } + } + FMT_CONSTEXPR void on_duration_unit() {} +}; + +template ::value&& has_isfinite::value)> +inline auto isfinite(T) -> bool { + return true; +} + +template ::value)> +inline auto mod(T x, int y) -> T { + return x % static_cast(y); +} +template ::value)> +inline auto mod(T x, int y) -> T { + return std::fmod(x, static_cast(y)); +} + +// If T is an integral type, maps T to its unsigned counterpart, otherwise +// leaves it unchanged (unlike std::make_unsigned). +template ::value> +struct make_unsigned_or_unchanged { + using type = T; +}; + +template struct make_unsigned_or_unchanged { + using type = typename std::make_unsigned::type; +}; + +template ::value)> +inline auto get_milliseconds(std::chrono::duration d) + -> std::chrono::duration { + // this may overflow and/or the result may not fit in the + // target type. +#if FMT_SAFE_DURATION_CAST + using CommonSecondsType = + typename std::common_type::type; + const auto d_as_common = fmt_duration_cast(d); + const auto d_as_whole_seconds = + fmt_duration_cast(d_as_common); + // this conversion should be nonproblematic + const auto diff = d_as_common - d_as_whole_seconds; + const auto ms = + fmt_duration_cast>(diff); + return ms; +#else + auto s = fmt_duration_cast(d); + return fmt_duration_cast(d - s); +#endif +} + +template ::value)> +auto format_duration_value(OutputIt out, Rep val, int) -> OutputIt { + return write(out, val); +} + +template ::value)> +auto format_duration_value(OutputIt out, Rep val, int precision) -> OutputIt { + auto specs = format_specs(); + specs.precision = precision; + specs.type = precision >= 0 ? presentation_type::fixed_lower + : presentation_type::general_lower; + return write(out, val, specs); +} + +template +auto copy_unit(string_view unit, OutputIt out, Char) -> OutputIt { + return std::copy(unit.begin(), unit.end(), out); +} + +template +auto copy_unit(string_view unit, OutputIt out, wchar_t) -> OutputIt { + // This works when wchar_t is UTF-32 because units only contain characters + // that have the same representation in UTF-16 and UTF-32. + utf8_to_utf16 u(unit); + return std::copy(u.c_str(), u.c_str() + u.size(), out); +} + +template +auto format_duration_unit(OutputIt out) -> OutputIt { + if (const char* unit = get_units()) + return copy_unit(string_view(unit), out, Char()); + *out++ = '['; + out = write(out, Period::num); + if (const_check(Period::den != 1)) { + *out++ = '/'; + out = write(out, Period::den); + } + *out++ = ']'; + *out++ = 's'; + return out; +} + +class get_locale { + private: + union { + std::locale locale_; + }; + bool has_locale_ = false; + + public: + get_locale(bool localized, locale_ref loc) : has_locale_(localized) { + if (localized) + ::new (&locale_) std::locale(loc.template get()); + } + ~get_locale() { + if (has_locale_) locale_.~locale(); + } + operator const std::locale&() const { + return has_locale_ ? locale_ : get_classic_locale(); + } +}; + +template +struct chrono_formatter { + FormatContext& context; + OutputIt out; + int precision; + bool localized = false; + // rep is unsigned to avoid overflow. + using rep = + conditional_t::value && sizeof(Rep) < sizeof(int), + unsigned, typename make_unsigned_or_unchanged::type>; + rep val; + using seconds = std::chrono::duration; + seconds s; + using milliseconds = std::chrono::duration; + bool negative; + + using char_type = typename FormatContext::char_type; + using tm_writer_type = tm_writer; + + chrono_formatter(FormatContext& ctx, OutputIt o, + std::chrono::duration d) + : context(ctx), + out(o), + val(static_cast(d.count())), + negative(false) { + if (d.count() < 0) { + val = 0 - val; + negative = true; + } + + // this may overflow and/or the result may not fit in the + // target type. + // might need checked conversion (rep!=Rep) + s = fmt_duration_cast(std::chrono::duration(val)); + } + + // returns true if nan or inf, writes to out. + auto handle_nan_inf() -> bool { + if (isfinite(val)) { + return false; + } + if (isnan(val)) { + write_nan(); + return true; + } + // must be +-inf + if (val > 0) { + write_pinf(); + } else { + write_ninf(); + } + return true; + } + + auto days() const -> Rep { return static_cast(s.count() / 86400); } + auto hour() const -> Rep { + return static_cast(mod((s.count() / 3600), 24)); + } + + auto hour12() const -> Rep { + Rep hour = static_cast(mod((s.count() / 3600), 12)); + return hour <= 0 ? 12 : hour; + } + + auto minute() const -> Rep { + return static_cast(mod((s.count() / 60), 60)); + } + auto second() const -> Rep { return static_cast(mod(s.count(), 60)); } + + auto time() const -> std::tm { + auto time = std::tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + time.tm_min = to_nonnegative_int(minute(), 60); + time.tm_sec = to_nonnegative_int(second(), 60); + return time; + } + + void write_sign() { + if (negative) { + *out++ = '-'; + negative = false; + } + } + + void write(Rep value, int width, pad_type pad = pad_type::unspecified) { + write_sign(); + if (isnan(value)) return write_nan(); + uint32_or_64_or_128_t n = + to_unsigned(to_nonnegative_int(value, max_value())); + int num_digits = detail::count_digits(n); + if (width > num_digits) { + out = detail::write_padding(out, pad, width - num_digits); + } + out = format_decimal(out, n, num_digits).end; + } + + void write_nan() { std::copy_n("nan", 3, out); } + void write_pinf() { std::copy_n("inf", 3, out); } + void write_ninf() { std::copy_n("-inf", 4, out); } + + template + void format_tm(const tm& time, Callback cb, Args... args) { + if (isnan(val)) return write_nan(); + get_locale loc(localized, context.locale()); + auto w = tm_writer_type(loc, out, time); + (w.*cb)(args...); + out = w.out(); + } + + void on_text(const char_type* begin, const char_type* end) { + std::copy(begin, end, out); + } + + // These are not implemented because durations don't have date information. + void on_abbr_weekday() {} + void on_full_weekday() {} + void on_dec0_weekday(numeric_system) {} + void on_dec1_weekday(numeric_system) {} + void on_abbr_month() {} + void on_full_month() {} + void on_datetime(numeric_system) {} + void on_loc_date(numeric_system) {} + void on_loc_time(numeric_system) {} + void on_us_date() {} + void on_iso_date() {} + void on_utc_offset(numeric_system) {} + void on_tz_name() {} + void on_year(numeric_system) {} + void on_short_year(numeric_system) {} + void on_offset_year() {} + void on_century(numeric_system) {} + void on_iso_week_based_year() {} + void on_iso_week_based_short_year() {} + void on_dec_month(numeric_system) {} + void on_dec0_week_of_year(numeric_system) {} + void on_dec1_week_of_year(numeric_system) {} + void on_iso_week_of_year(numeric_system) {} + void on_day_of_month(numeric_system) {} + void on_day_of_month_space(numeric_system) {} + + void on_day_of_year() { + if (handle_nan_inf()) return; + write(days(), 0); + } + + void on_24_hour(numeric_system ns, pad_type pad) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) return write(hour(), 2, pad); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + format_tm(time, &tm_writer_type::on_24_hour, ns, pad); + } + + void on_12_hour(numeric_system ns, pad_type pad) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) return write(hour12(), 2, pad); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour12(), 12); + format_tm(time, &tm_writer_type::on_12_hour, ns, pad); + } + + void on_minute(numeric_system ns, pad_type pad) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) return write(minute(), 2, pad); + auto time = tm(); + time.tm_min = to_nonnegative_int(minute(), 60); + format_tm(time, &tm_writer_type::on_minute, ns, pad); + } + + void on_second(numeric_system ns, pad_type pad) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) { + if (std::is_floating_point::value) { + auto buf = memory_buffer(); + write_floating_seconds(buf, std::chrono::duration(val), + precision); + if (negative) *out++ = '-'; + if (buf.size() < 2 || buf[1] == '.') { + out = detail::write_padding(out, pad); + } + out = std::copy(buf.begin(), buf.end(), out); + } else { + write(second(), 2, pad); + write_fractional_seconds( + out, std::chrono::duration(val), precision); + } + return; + } + auto time = tm(); + time.tm_sec = to_nonnegative_int(second(), 60); + format_tm(time, &tm_writer_type::on_second, ns, pad); + } + + void on_12_hour_time() { + if (handle_nan_inf()) return; + format_tm(time(), &tm_writer_type::on_12_hour_time); + } + + void on_24_hour_time() { + if (handle_nan_inf()) { + *out++ = ':'; + handle_nan_inf(); + return; + } + + write(hour(), 2); + *out++ = ':'; + write(minute(), 2); + } + + void on_iso_time() { + on_24_hour_time(); + *out++ = ':'; + if (handle_nan_inf()) return; + on_second(numeric_system::standard, pad_type::unspecified); + } + + void on_am_pm() { + if (handle_nan_inf()) return; + format_tm(time(), &tm_writer_type::on_am_pm); + } + + void on_duration_value() { + if (handle_nan_inf()) return; + write_sign(); + out = format_duration_value(out, val, precision); + } + + void on_duration_unit() { + out = format_duration_unit(out); + } +}; + +} // namespace detail + +#if defined(__cpp_lib_chrono) && __cpp_lib_chrono >= 201907 +using weekday = std::chrono::weekday; +#else +// A fallback version of weekday. +class weekday { + private: + unsigned char value; + + public: + weekday() = default; + explicit constexpr weekday(unsigned wd) noexcept + : value(static_cast(wd != 7 ? wd : 0)) {} + constexpr auto c_encoding() const noexcept -> unsigned { return value; } +}; + +class year_month_day {}; +#endif + +// A rudimentary weekday formatter. +template struct formatter { + private: + bool localized = false; + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto begin = ctx.begin(), end = ctx.end(); + if (begin != end && *begin == 'L') { + ++begin; + localized = true; + } + return begin; + } + + template + auto format(weekday wd, FormatContext& ctx) const -> decltype(ctx.out()) { + auto time = std::tm(); + time.tm_wday = static_cast(wd.c_encoding()); + detail::get_locale loc(localized, ctx.locale()); + auto w = detail::tm_writer(loc, ctx.out(), time); + w.on_abbr_weekday(); + return w.out(); + } +}; + +template +struct formatter, Char> { + private: + format_specs specs_; + detail::arg_ref width_ref_; + detail::arg_ref precision_ref_; + bool localized_ = false; + basic_string_view format_str_; + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + if (it == end || *it == '}') return it; + + it = detail::parse_align(it, end, specs_); + if (it == end) return it; + + it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx); + if (it == end) return it; + + auto checker = detail::chrono_format_checker(); + if (*it == '.') { + checker.has_precision_integral = !std::is_floating_point::value; + it = detail::parse_precision(it, end, specs_.precision, precision_ref_, + ctx); + } + if (it != end && *it == 'L') { + localized_ = true; + ++it; + } + end = detail::parse_chrono_format(it, end, checker); + format_str_ = {it, detail::to_unsigned(end - it)}; + return end; + } + + template + auto format(std::chrono::duration d, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto specs = specs_; + auto precision = specs.precision; + specs.precision = -1; + auto begin = format_str_.begin(), end = format_str_.end(); + // As a possible future optimization, we could avoid extra copying if width + // is not specified. + auto buf = basic_memory_buffer(); + auto out = std::back_inserter(buf); + detail::handle_dynamic_spec(specs.width, width_ref_, + ctx); + detail::handle_dynamic_spec(precision, + precision_ref_, ctx); + if (begin == end || *begin == '}') { + out = detail::format_duration_value(out, d.count(), precision); + detail::format_duration_unit(out); + } else { + using chrono_formatter = + detail::chrono_formatter; + auto f = chrono_formatter(ctx, out, d); + f.precision = precision; + f.localized = localized_; + detail::parse_chrono_format(begin, end, f); + } + return detail::write( + ctx.out(), basic_string_view(buf.data(), buf.size()), specs); + } +}; + +template +struct formatter, + Char> : formatter { + FMT_CONSTEXPR formatter() { + this->format_str_ = detail::string_literal{}; + } + + template + auto format(std::chrono::time_point val, + FormatContext& ctx) const -> decltype(ctx.out()) { + using period = typename Duration::period; + if (detail::const_check( + period::num != 1 || period::den != 1 || + std::is_floating_point::value)) { + const auto epoch = val.time_since_epoch(); + auto subsecs = detail::fmt_duration_cast( + epoch - detail::fmt_duration_cast(epoch)); + + if (subsecs.count() < 0) { + auto second = + detail::fmt_duration_cast(std::chrono::seconds(1)); + if (epoch.count() < ((Duration::min)() + second).count()) + FMT_THROW(format_error("duration is too small")); + subsecs += second; + val -= second; + } + + return formatter::do_format(gmtime(val), ctx, &subsecs); + } + + return formatter::format(gmtime(val), ctx); + } +}; + +#if FMT_USE_LOCAL_TIME +template +struct formatter, Char> + : formatter { + FMT_CONSTEXPR formatter() { + this->format_str_ = detail::string_literal{}; + } + + template + auto format(std::chrono::local_time val, FormatContext& ctx) const + -> decltype(ctx.out()) { + using period = typename Duration::period; + if (period::num != 1 || period::den != 1 || + std::is_floating_point::value) { + const auto epoch = val.time_since_epoch(); + const auto subsecs = detail::fmt_duration_cast( + epoch - detail::fmt_duration_cast(epoch)); + + return formatter::do_format(localtime(val), ctx, &subsecs); + } + + return formatter::format(localtime(val), ctx); + } +}; +#endif + +#if FMT_USE_UTC_TIME +template +struct formatter, + Char> + : formatter, + Char> { + template + auto format(std::chrono::time_point val, + FormatContext& ctx) const -> decltype(ctx.out()) { + return formatter< + std::chrono::time_point, + Char>::format(std::chrono::utc_clock::to_sys(val), ctx); + } +}; +#endif + +template struct formatter { + private: + format_specs specs_; + detail::arg_ref width_ref_; + + protected: + basic_string_view format_str_; + + template + auto do_format(const std::tm& tm, FormatContext& ctx, + const Duration* subsecs) const -> decltype(ctx.out()) { + auto specs = specs_; + auto buf = basic_memory_buffer(); + auto out = std::back_inserter(buf); + detail::handle_dynamic_spec(specs.width, width_ref_, + ctx); + + auto loc_ref = ctx.locale(); + detail::get_locale loc(static_cast(loc_ref), loc_ref); + auto w = + detail::tm_writer(loc, out, tm, subsecs); + detail::parse_chrono_format(format_str_.begin(), format_str_.end(), w); + return detail::write( + ctx.out(), basic_string_view(buf.data(), buf.size()), specs); + } + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + if (it == end || *it == '}') return it; + + it = detail::parse_align(it, end, specs_); + if (it == end) return it; + + it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx); + if (it == end) return it; + + end = detail::parse_chrono_format(it, end, detail::tm_format_checker()); + // Replace the default format_str only if the new spec is not empty. + if (end != it) format_str_ = {it, detail::to_unsigned(end - it)}; + return end; + } + + template + auto format(const std::tm& tm, FormatContext& ctx) const + -> decltype(ctx.out()) { + return do_format(tm, ctx, nullptr); + } +}; + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_CHRONO_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/color.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/color.h new file mode 100644 index 0000000000000000000000000000000000000000..367849a86a7c06b72deb786a3de1bb85a11da8a5 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/color.h @@ -0,0 +1,643 @@ +// Formatting library for C++ - color support +// +// Copyright (c) 2018 - present, Victor Zverovich and fmt contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_COLOR_H_ +#define FMT_COLOR_H_ + +#include "format.h" + +FMT_BEGIN_NAMESPACE +FMT_BEGIN_EXPORT + +enum class color : uint32_t { + alice_blue = 0xF0F8FF, // rgb(240,248,255) + antique_white = 0xFAEBD7, // rgb(250,235,215) + aqua = 0x00FFFF, // rgb(0,255,255) + aquamarine = 0x7FFFD4, // rgb(127,255,212) + azure = 0xF0FFFF, // rgb(240,255,255) + beige = 0xF5F5DC, // rgb(245,245,220) + bisque = 0xFFE4C4, // rgb(255,228,196) + black = 0x000000, // rgb(0,0,0) + blanched_almond = 0xFFEBCD, // rgb(255,235,205) + blue = 0x0000FF, // rgb(0,0,255) + blue_violet = 0x8A2BE2, // rgb(138,43,226) + brown = 0xA52A2A, // rgb(165,42,42) + burly_wood = 0xDEB887, // rgb(222,184,135) + cadet_blue = 0x5F9EA0, // rgb(95,158,160) + chartreuse = 0x7FFF00, // rgb(127,255,0) + chocolate = 0xD2691E, // rgb(210,105,30) + coral = 0xFF7F50, // rgb(255,127,80) + cornflower_blue = 0x6495ED, // rgb(100,149,237) + cornsilk = 0xFFF8DC, // rgb(255,248,220) + crimson = 0xDC143C, // rgb(220,20,60) + cyan = 0x00FFFF, // rgb(0,255,255) + dark_blue = 0x00008B, // rgb(0,0,139) + dark_cyan = 0x008B8B, // rgb(0,139,139) + dark_golden_rod = 0xB8860B, // rgb(184,134,11) + dark_gray = 0xA9A9A9, // rgb(169,169,169) + dark_green = 0x006400, // rgb(0,100,0) + dark_khaki = 0xBDB76B, // rgb(189,183,107) + dark_magenta = 0x8B008B, // rgb(139,0,139) + dark_olive_green = 0x556B2F, // rgb(85,107,47) + dark_orange = 0xFF8C00, // rgb(255,140,0) + dark_orchid = 0x9932CC, // rgb(153,50,204) + dark_red = 0x8B0000, // rgb(139,0,0) + dark_salmon = 0xE9967A, // rgb(233,150,122) + dark_sea_green = 0x8FBC8F, // rgb(143,188,143) + dark_slate_blue = 0x483D8B, // rgb(72,61,139) + dark_slate_gray = 0x2F4F4F, // rgb(47,79,79) + dark_turquoise = 0x00CED1, // rgb(0,206,209) + dark_violet = 0x9400D3, // rgb(148,0,211) + deep_pink = 0xFF1493, // rgb(255,20,147) + deep_sky_blue = 0x00BFFF, // rgb(0,191,255) + dim_gray = 0x696969, // rgb(105,105,105) + dodger_blue = 0x1E90FF, // rgb(30,144,255) + fire_brick = 0xB22222, // rgb(178,34,34) + floral_white = 0xFFFAF0, // rgb(255,250,240) + forest_green = 0x228B22, // rgb(34,139,34) + fuchsia = 0xFF00FF, // rgb(255,0,255) + gainsboro = 0xDCDCDC, // rgb(220,220,220) + ghost_white = 0xF8F8FF, // rgb(248,248,255) + gold = 0xFFD700, // rgb(255,215,0) + golden_rod = 0xDAA520, // rgb(218,165,32) + gray = 0x808080, // rgb(128,128,128) + green = 0x008000, // rgb(0,128,0) + green_yellow = 0xADFF2F, // rgb(173,255,47) + honey_dew = 0xF0FFF0, // rgb(240,255,240) + hot_pink = 0xFF69B4, // rgb(255,105,180) + indian_red = 0xCD5C5C, // rgb(205,92,92) + indigo = 0x4B0082, // rgb(75,0,130) + ivory = 0xFFFFF0, // rgb(255,255,240) + khaki = 0xF0E68C, // rgb(240,230,140) + lavender = 0xE6E6FA, // rgb(230,230,250) + lavender_blush = 0xFFF0F5, // rgb(255,240,245) + lawn_green = 0x7CFC00, // rgb(124,252,0) + lemon_chiffon = 0xFFFACD, // rgb(255,250,205) + light_blue = 0xADD8E6, // rgb(173,216,230) + light_coral = 0xF08080, // rgb(240,128,128) + light_cyan = 0xE0FFFF, // rgb(224,255,255) + light_golden_rod_yellow = 0xFAFAD2, // rgb(250,250,210) + light_gray = 0xD3D3D3, // rgb(211,211,211) + light_green = 0x90EE90, // rgb(144,238,144) + light_pink = 0xFFB6C1, // rgb(255,182,193) + light_salmon = 0xFFA07A, // rgb(255,160,122) + light_sea_green = 0x20B2AA, // rgb(32,178,170) + light_sky_blue = 0x87CEFA, // rgb(135,206,250) + light_slate_gray = 0x778899, // rgb(119,136,153) + light_steel_blue = 0xB0C4DE, // rgb(176,196,222) + light_yellow = 0xFFFFE0, // rgb(255,255,224) + lime = 0x00FF00, // rgb(0,255,0) + lime_green = 0x32CD32, // rgb(50,205,50) + linen = 0xFAF0E6, // rgb(250,240,230) + magenta = 0xFF00FF, // rgb(255,0,255) + maroon = 0x800000, // rgb(128,0,0) + medium_aquamarine = 0x66CDAA, // rgb(102,205,170) + medium_blue = 0x0000CD, // rgb(0,0,205) + medium_orchid = 0xBA55D3, // rgb(186,85,211) + medium_purple = 0x9370DB, // rgb(147,112,219) + medium_sea_green = 0x3CB371, // rgb(60,179,113) + medium_slate_blue = 0x7B68EE, // rgb(123,104,238) + medium_spring_green = 0x00FA9A, // rgb(0,250,154) + medium_turquoise = 0x48D1CC, // rgb(72,209,204) + medium_violet_red = 0xC71585, // rgb(199,21,133) + midnight_blue = 0x191970, // rgb(25,25,112) + mint_cream = 0xF5FFFA, // rgb(245,255,250) + misty_rose = 0xFFE4E1, // rgb(255,228,225) + moccasin = 0xFFE4B5, // rgb(255,228,181) + navajo_white = 0xFFDEAD, // rgb(255,222,173) + navy = 0x000080, // rgb(0,0,128) + old_lace = 0xFDF5E6, // rgb(253,245,230) + olive = 0x808000, // rgb(128,128,0) + olive_drab = 0x6B8E23, // rgb(107,142,35) + orange = 0xFFA500, // rgb(255,165,0) + orange_red = 0xFF4500, // rgb(255,69,0) + orchid = 0xDA70D6, // rgb(218,112,214) + pale_golden_rod = 0xEEE8AA, // rgb(238,232,170) + pale_green = 0x98FB98, // rgb(152,251,152) + pale_turquoise = 0xAFEEEE, // rgb(175,238,238) + pale_violet_red = 0xDB7093, // rgb(219,112,147) + papaya_whip = 0xFFEFD5, // rgb(255,239,213) + peach_puff = 0xFFDAB9, // rgb(255,218,185) + peru = 0xCD853F, // rgb(205,133,63) + pink = 0xFFC0CB, // rgb(255,192,203) + plum = 0xDDA0DD, // rgb(221,160,221) + powder_blue = 0xB0E0E6, // rgb(176,224,230) + purple = 0x800080, // rgb(128,0,128) + rebecca_purple = 0x663399, // rgb(102,51,153) + red = 0xFF0000, // rgb(255,0,0) + rosy_brown = 0xBC8F8F, // rgb(188,143,143) + royal_blue = 0x4169E1, // rgb(65,105,225) + saddle_brown = 0x8B4513, // rgb(139,69,19) + salmon = 0xFA8072, // rgb(250,128,114) + sandy_brown = 0xF4A460, // rgb(244,164,96) + sea_green = 0x2E8B57, // rgb(46,139,87) + sea_shell = 0xFFF5EE, // rgb(255,245,238) + sienna = 0xA0522D, // rgb(160,82,45) + silver = 0xC0C0C0, // rgb(192,192,192) + sky_blue = 0x87CEEB, // rgb(135,206,235) + slate_blue = 0x6A5ACD, // rgb(106,90,205) + slate_gray = 0x708090, // rgb(112,128,144) + snow = 0xFFFAFA, // rgb(255,250,250) + spring_green = 0x00FF7F, // rgb(0,255,127) + steel_blue = 0x4682B4, // rgb(70,130,180) + tan = 0xD2B48C, // rgb(210,180,140) + teal = 0x008080, // rgb(0,128,128) + thistle = 0xD8BFD8, // rgb(216,191,216) + tomato = 0xFF6347, // rgb(255,99,71) + turquoise = 0x40E0D0, // rgb(64,224,208) + violet = 0xEE82EE, // rgb(238,130,238) + wheat = 0xF5DEB3, // rgb(245,222,179) + white = 0xFFFFFF, // rgb(255,255,255) + white_smoke = 0xF5F5F5, // rgb(245,245,245) + yellow = 0xFFFF00, // rgb(255,255,0) + yellow_green = 0x9ACD32 // rgb(154,205,50) +}; // enum class color + +enum class terminal_color : uint8_t { + black = 30, + red, + green, + yellow, + blue, + magenta, + cyan, + white, + bright_black = 90, + bright_red, + bright_green, + bright_yellow, + bright_blue, + bright_magenta, + bright_cyan, + bright_white +}; + +enum class emphasis : uint8_t { + bold = 1, + faint = 1 << 1, + italic = 1 << 2, + underline = 1 << 3, + blink = 1 << 4, + reverse = 1 << 5, + conceal = 1 << 6, + strikethrough = 1 << 7, +}; + +// rgb is a struct for red, green and blue colors. +// Using the name "rgb" makes some editors show the color in a tooltip. +struct rgb { + FMT_CONSTEXPR rgb() : r(0), g(0), b(0) {} + FMT_CONSTEXPR rgb(uint8_t r_, uint8_t g_, uint8_t b_) : r(r_), g(g_), b(b_) {} + FMT_CONSTEXPR rgb(uint32_t hex) + : r((hex >> 16) & 0xFF), g((hex >> 8) & 0xFF), b(hex & 0xFF) {} + FMT_CONSTEXPR rgb(color hex) + : r((uint32_t(hex) >> 16) & 0xFF), + g((uint32_t(hex) >> 8) & 0xFF), + b(uint32_t(hex) & 0xFF) {} + uint8_t r; + uint8_t g; + uint8_t b; +}; + +namespace detail { + +// color is a struct of either a rgb color or a terminal color. +struct color_type { + FMT_CONSTEXPR color_type() noexcept : is_rgb(), value{} {} + FMT_CONSTEXPR color_type(color rgb_color) noexcept : is_rgb(true), value{} { + value.rgb_color = static_cast(rgb_color); + } + FMT_CONSTEXPR color_type(rgb rgb_color) noexcept : is_rgb(true), value{} { + value.rgb_color = (static_cast(rgb_color.r) << 16) | + (static_cast(rgb_color.g) << 8) | rgb_color.b; + } + FMT_CONSTEXPR color_type(terminal_color term_color) noexcept + : is_rgb(), value{} { + value.term_color = static_cast(term_color); + } + bool is_rgb; + union color_union { + uint8_t term_color; + uint32_t rgb_color; + } value; +}; +} // namespace detail + +/** A text style consisting of foreground and background colors and emphasis. */ +class text_style { + public: + FMT_CONSTEXPR text_style(emphasis em = emphasis()) noexcept + : set_foreground_color(), set_background_color(), ems(em) {} + + FMT_CONSTEXPR auto operator|=(const text_style& rhs) -> text_style& { + if (!set_foreground_color) { + set_foreground_color = rhs.set_foreground_color; + foreground_color = rhs.foreground_color; + } else if (rhs.set_foreground_color) { + if (!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + foreground_color.value.rgb_color |= rhs.foreground_color.value.rgb_color; + } + + if (!set_background_color) { + set_background_color = rhs.set_background_color; + background_color = rhs.background_color; + } else if (rhs.set_background_color) { + if (!background_color.is_rgb || !rhs.background_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + background_color.value.rgb_color |= rhs.background_color.value.rgb_color; + } + + ems = static_cast(static_cast(ems) | + static_cast(rhs.ems)); + return *this; + } + + friend FMT_CONSTEXPR auto operator|(text_style lhs, const text_style& rhs) + -> text_style { + return lhs |= rhs; + } + + FMT_CONSTEXPR auto has_foreground() const noexcept -> bool { + return set_foreground_color; + } + FMT_CONSTEXPR auto has_background() const noexcept -> bool { + return set_background_color; + } + FMT_CONSTEXPR auto has_emphasis() const noexcept -> bool { + return static_cast(ems) != 0; + } + FMT_CONSTEXPR auto get_foreground() const noexcept -> detail::color_type { + FMT_ASSERT(has_foreground(), "no foreground specified for this style"); + return foreground_color; + } + FMT_CONSTEXPR auto get_background() const noexcept -> detail::color_type { + FMT_ASSERT(has_background(), "no background specified for this style"); + return background_color; + } + FMT_CONSTEXPR auto get_emphasis() const noexcept -> emphasis { + FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); + return ems; + } + + private: + FMT_CONSTEXPR text_style(bool is_foreground, + detail::color_type text_color) noexcept + : set_foreground_color(), set_background_color(), ems() { + if (is_foreground) { + foreground_color = text_color; + set_foreground_color = true; + } else { + background_color = text_color; + set_background_color = true; + } + } + + friend FMT_CONSTEXPR auto fg(detail::color_type foreground) noexcept + -> text_style; + + friend FMT_CONSTEXPR auto bg(detail::color_type background) noexcept + -> text_style; + + detail::color_type foreground_color; + detail::color_type background_color; + bool set_foreground_color; + bool set_background_color; + emphasis ems; +}; + +/** Creates a text style from the foreground (text) color. */ +FMT_CONSTEXPR inline auto fg(detail::color_type foreground) noexcept + -> text_style { + return text_style(true, foreground); +} + +/** Creates a text style from the background color. */ +FMT_CONSTEXPR inline auto bg(detail::color_type background) noexcept + -> text_style { + return text_style(false, background); +} + +FMT_CONSTEXPR inline auto operator|(emphasis lhs, emphasis rhs) noexcept + -> text_style { + return text_style(lhs) | rhs; +} + +namespace detail { + +template struct ansi_color_escape { + FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, + const char* esc) noexcept { + // If we have a terminal color, we need to output another escape code + // sequence. + if (!text_color.is_rgb) { + bool is_background = esc == string_view("\x1b[48;2;"); + uint32_t value = text_color.value.term_color; + // Background ASCII codes are the same as the foreground ones but with + // 10 more. + if (is_background) value += 10u; + + size_t index = 0; + buffer[index++] = static_cast('\x1b'); + buffer[index++] = static_cast('['); + + if (value >= 100u) { + buffer[index++] = static_cast('1'); + value %= 100u; + } + buffer[index++] = static_cast('0' + value / 10u); + buffer[index++] = static_cast('0' + value % 10u); + + buffer[index++] = static_cast('m'); + buffer[index++] = static_cast('\0'); + return; + } + + for (int i = 0; i < 7; i++) { + buffer[i] = static_cast(esc[i]); + } + rgb color(text_color.value.rgb_color); + to_esc(color.r, buffer + 7, ';'); + to_esc(color.g, buffer + 11, ';'); + to_esc(color.b, buffer + 15, 'm'); + buffer[19] = static_cast(0); + } + FMT_CONSTEXPR ansi_color_escape(emphasis em) noexcept { + uint8_t em_codes[num_emphases] = {}; + if (has_emphasis(em, emphasis::bold)) em_codes[0] = 1; + if (has_emphasis(em, emphasis::faint)) em_codes[1] = 2; + if (has_emphasis(em, emphasis::italic)) em_codes[2] = 3; + if (has_emphasis(em, emphasis::underline)) em_codes[3] = 4; + if (has_emphasis(em, emphasis::blink)) em_codes[4] = 5; + if (has_emphasis(em, emphasis::reverse)) em_codes[5] = 7; + if (has_emphasis(em, emphasis::conceal)) em_codes[6] = 8; + if (has_emphasis(em, emphasis::strikethrough)) em_codes[7] = 9; + + size_t index = 0; + for (size_t i = 0; i < num_emphases; ++i) { + if (!em_codes[i]) continue; + buffer[index++] = static_cast('\x1b'); + buffer[index++] = static_cast('['); + buffer[index++] = static_cast('0' + em_codes[i]); + buffer[index++] = static_cast('m'); + } + buffer[index++] = static_cast(0); + } + FMT_CONSTEXPR operator const Char*() const noexcept { return buffer; } + + FMT_CONSTEXPR auto begin() const noexcept -> const Char* { return buffer; } + FMT_CONSTEXPR_CHAR_TRAITS auto end() const noexcept -> const Char* { + return buffer + std::char_traits::length(buffer); + } + + private: + static constexpr size_t num_emphases = 8; + Char buffer[7u + 3u * num_emphases + 1u]; + + static FMT_CONSTEXPR void to_esc(uint8_t c, Char* out, + char delimiter) noexcept { + out[0] = static_cast('0' + c / 100); + out[1] = static_cast('0' + c / 10 % 10); + out[2] = static_cast('0' + c % 10); + out[3] = static_cast(delimiter); + } + static FMT_CONSTEXPR auto has_emphasis(emphasis em, emphasis mask) noexcept + -> bool { + return static_cast(em) & static_cast(mask); + } +}; + +template +FMT_CONSTEXPR auto make_foreground_color(detail::color_type foreground) noexcept + -> ansi_color_escape { + return ansi_color_escape(foreground, "\x1b[38;2;"); +} + +template +FMT_CONSTEXPR auto make_background_color(detail::color_type background) noexcept + -> ansi_color_escape { + return ansi_color_escape(background, "\x1b[48;2;"); +} + +template +FMT_CONSTEXPR auto make_emphasis(emphasis em) noexcept + -> ansi_color_escape { + return ansi_color_escape(em); +} + +template inline void reset_color(buffer& buffer) { + auto reset_color = string_view("\x1b[0m"); + buffer.append(reset_color.begin(), reset_color.end()); +} + +template struct styled_arg : detail::view { + const T& value; + text_style style; + styled_arg(const T& v, text_style s) : value(v), style(s) {} +}; + +template +void vformat_to(buffer& buf, const text_style& ts, + basic_string_view format_str, + basic_format_args>> args) { + bool has_style = false; + if (ts.has_emphasis()) { + has_style = true; + auto emphasis = detail::make_emphasis(ts.get_emphasis()); + buf.append(emphasis.begin(), emphasis.end()); + } + if (ts.has_foreground()) { + has_style = true; + auto foreground = detail::make_foreground_color(ts.get_foreground()); + buf.append(foreground.begin(), foreground.end()); + } + if (ts.has_background()) { + has_style = true; + auto background = detail::make_background_color(ts.get_background()); + buf.append(background.begin(), background.end()); + } + detail::vformat_to(buf, format_str, args, {}); + if (has_style) detail::reset_color(buf); +} + +} // namespace detail + +inline void vprint(std::FILE* f, const text_style& ts, string_view fmt, + format_args args) { + // Legacy wide streams are not supported. + auto buf = memory_buffer(); + detail::vformat_to(buf, ts, fmt, args); + if (detail::is_utf8()) { + detail::print(f, string_view(buf.begin(), buf.size())); + return; + } + buf.push_back('\0'); + int result = std::fputs(buf.data(), f); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +/** + \rst + Formats a string and prints it to the specified file stream using ANSI + escape sequences to specify text formatting. + + **Example**:: + + fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + "Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template ::value)> +void print(std::FILE* f, const text_style& ts, const S& format_str, + const Args&... args) { + vprint(f, ts, format_str, + fmt::make_format_args>>(args...)); +} + +/** + \rst + Formats a string and prints it to stdout using ANSI escape sequences to + specify text formatting. + + **Example**:: + + fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + "Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template ::value)> +void print(const text_style& ts, const S& format_str, const Args&... args) { + return print(stdout, ts, format_str, args...); +} + +template > +inline auto vformat( + const text_style& ts, const S& format_str, + basic_format_args>> args) + -> std::basic_string { + basic_memory_buffer buf; + detail::vformat_to(buf, ts, detail::to_string_view(format_str), args); + return fmt::to_string(buf); +} + +/** + \rst + Formats arguments and returns the result as a string using ANSI + escape sequences to specify text formatting. + + **Example**:: + + #include + std::string message = fmt::format(fmt::emphasis::bold | fg(fmt::color::red), + "The answer is {}", 42); + \endrst +*/ +template > +inline auto format(const text_style& ts, const S& format_str, + const Args&... args) -> std::basic_string { + return fmt::vformat(ts, detail::to_string_view(format_str), + fmt::make_format_args>(args...)); +} + +/** + Formats a string with the given text_style and writes the output to ``out``. + */ +template ::value)> +auto vformat_to(OutputIt out, const text_style& ts, + basic_string_view format_str, + basic_format_args>> args) + -> OutputIt { + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, ts, format_str, args); + return detail::get_iterator(buf, out); +} + +/** + \rst + Formats arguments with the given text_style, writes the result to the output + iterator ``out`` and returns the iterator past the end of the output range. + + **Example**:: + + std::vector out; + fmt::format_to(std::back_inserter(out), + fmt::emphasis::bold | fg(fmt::color::red), "{}", 42); + \endrst +*/ +template < + typename OutputIt, typename S, typename... Args, + bool enable = detail::is_output_iterator>::value && + detail::is_string::value> +inline auto format_to(OutputIt out, const text_style& ts, const S& format_str, + Args&&... args) -> + typename std::enable_if::type { + return vformat_to(out, ts, detail::to_string_view(format_str), + fmt::make_format_args>>(args...)); +} + +template +struct formatter, Char> : formatter { + template + auto format(const detail::styled_arg& arg, FormatContext& ctx) const + -> decltype(ctx.out()) { + const auto& ts = arg.style; + const auto& value = arg.value; + auto out = ctx.out(); + + bool has_style = false; + if (ts.has_emphasis()) { + has_style = true; + auto emphasis = detail::make_emphasis(ts.get_emphasis()); + out = std::copy(emphasis.begin(), emphasis.end(), out); + } + if (ts.has_foreground()) { + has_style = true; + auto foreground = + detail::make_foreground_color(ts.get_foreground()); + out = std::copy(foreground.begin(), foreground.end(), out); + } + if (ts.has_background()) { + has_style = true; + auto background = + detail::make_background_color(ts.get_background()); + out = std::copy(background.begin(), background.end(), out); + } + out = formatter::format(value, ctx); + if (has_style) { + auto reset_color = string_view("\x1b[0m"); + out = std::copy(reset_color.begin(), reset_color.end(), out); + } + return out; + } +}; + +/** + \rst + Returns an argument that will be formatted using ANSI escape sequences, + to be used in a formatting function. + + **Example**:: + + fmt::print("Elapsed time: {0:.2f} seconds", + fmt::styled(1.23, fmt::fg(fmt::color::green) | + fmt::bg(fmt::color::blue))); + \endrst + */ +template +FMT_CONSTEXPR auto styled(const T& value, text_style ts) + -> detail::styled_arg> { + return detail::styled_arg>{value, ts}; +} + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_COLOR_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/compile.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/compile.h new file mode 100644 index 0000000000000000000000000000000000000000..3b3f166e0cd0cb156e1c2cc5061c4a5f6b893d0f --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/compile.h @@ -0,0 +1,535 @@ +// Formatting library for C++ - experimental format string compilation +// +// Copyright (c) 2012 - present, Victor Zverovich and fmt contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_COMPILE_H_ +#define FMT_COMPILE_H_ + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail { + +template +FMT_CONSTEXPR inline auto copy_str(InputIt begin, InputIt end, + counting_iterator it) -> counting_iterator { + return it + (end - begin); +} + +// A compile-time string which is compiled into fast formatting code. +class compiled_string {}; + +template +struct is_compiled_string : std::is_base_of {}; + +/** + \rst + Converts a string literal *s* into a format string that will be parsed at + compile time and converted into efficient formatting code. Requires C++17 + ``constexpr if`` compiler support. + + **Example**:: + + // Converts 42 into std::string using the most efficient method and no + // runtime format string processing. + std::string s = fmt::format(FMT_COMPILE("{}"), 42); + \endrst + */ +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +# define FMT_COMPILE(s) \ + FMT_STRING_IMPL(s, fmt::detail::compiled_string, explicit) +#else +# define FMT_COMPILE(s) FMT_STRING(s) +#endif + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template Str> +struct udl_compiled_string : compiled_string { + using char_type = Char; + explicit constexpr operator basic_string_view() const { + return {Str.data, N - 1}; + } +}; +#endif + +template +auto first(const T& value, const Tail&...) -> const T& { + return value; +} + +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +template struct type_list {}; + +// Returns a reference to the argument at index N from [first, rest...]. +template +constexpr const auto& get([[maybe_unused]] const T& first, + [[maybe_unused]] const Args&... rest) { + static_assert(N < 1 + sizeof...(Args), "index is out of bounds"); + if constexpr (N == 0) + return first; + else + return detail::get(rest...); +} + +template +constexpr int get_arg_index_by_name(basic_string_view name, + type_list) { + return get_arg_index_by_name(name); +} + +template struct get_type_impl; + +template struct get_type_impl> { + using type = + remove_cvref_t(std::declval()...))>; +}; + +template +using get_type = typename get_type_impl::type; + +template struct is_compiled_format : std::false_type {}; + +template struct text { + basic_string_view data; + using char_type = Char; + + template + constexpr OutputIt format(OutputIt out, const Args&...) const { + return write(out, data); + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +template +constexpr text make_text(basic_string_view s, size_t pos, + size_t size) { + return {{&s[pos], size}}; +} + +template struct code_unit { + Char value; + using char_type = Char; + + template + constexpr OutputIt format(OutputIt out, const Args&...) const { + *out++ = value; + return out; + } +}; + +// This ensures that the argument type is convertible to `const T&`. +template +constexpr const T& get_arg_checked(const Args&... args) { + const auto& arg = detail::get(args...); + if constexpr (detail::is_named_arg>()) { + return arg.value; + } else { + return arg; + } +} + +template +struct is_compiled_format> : std::true_type {}; + +// A replacement field that refers to argument N. +template struct field { + using char_type = Char; + + template + constexpr OutputIt format(OutputIt out, const Args&... args) const { + const T& arg = get_arg_checked(args...); + if constexpr (std::is_convertible_v>) { + auto s = basic_string_view(arg); + return copy_str(s.begin(), s.end(), out); + } + return write(out, arg); + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +// A replacement field that refers to argument with name. +template struct runtime_named_field { + using char_type = Char; + basic_string_view name; + + template + constexpr static bool try_format_argument( + OutputIt& out, + // [[maybe_unused]] due to unused-but-set-parameter warning in GCC 7,8,9 + [[maybe_unused]] basic_string_view arg_name, const T& arg) { + if constexpr (is_named_arg::type>::value) { + if (arg_name == arg.name) { + out = write(out, arg.value); + return true; + } + } + return false; + } + + template + constexpr OutputIt format(OutputIt out, const Args&... args) const { + bool found = (try_format_argument(out, name, args) || ...); + if (!found) { + FMT_THROW(format_error("argument with specified name is not found")); + } + return out; + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +// A replacement field that refers to argument N and has format specifiers. +template struct spec_field { + using char_type = Char; + formatter fmt; + + template + constexpr FMT_INLINE OutputIt format(OutputIt out, + const Args&... args) const { + const auto& vargs = + fmt::make_format_args>(args...); + basic_format_context ctx(out, vargs); + return fmt.format(get_arg_checked(args...), ctx); + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +template struct concat { + L lhs; + R rhs; + using char_type = typename L::char_type; + + template + constexpr OutputIt format(OutputIt out, const Args&... args) const { + out = lhs.format(out, args...); + return rhs.format(out, args...); + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +template +constexpr concat make_concat(L lhs, R rhs) { + return {lhs, rhs}; +} + +struct unknown_format {}; + +template +constexpr size_t parse_text(basic_string_view str, size_t pos) { + for (size_t size = str.size(); pos != size; ++pos) { + if (str[pos] == '{' || str[pos] == '}') break; + } + return pos; +} + +template +constexpr auto compile_format_string(S format_str); + +template +constexpr auto parse_tail(T head, S format_str) { + if constexpr (POS != + basic_string_view(format_str).size()) { + constexpr auto tail = compile_format_string(format_str); + if constexpr (std::is_same, + unknown_format>()) + return tail; + else + return make_concat(head, tail); + } else { + return head; + } +} + +template struct parse_specs_result { + formatter fmt; + size_t end; + int next_arg_id; +}; + +enum { manual_indexing_id = -1 }; + +template +constexpr parse_specs_result parse_specs(basic_string_view str, + size_t pos, int next_arg_id) { + str.remove_prefix(pos); + auto ctx = + compile_parse_context(str, max_value(), nullptr, next_arg_id); + auto f = formatter(); + auto end = f.parse(ctx); + return {f, pos + fmt::detail::to_unsigned(end - str.data()), + next_arg_id == 0 ? manual_indexing_id : ctx.next_arg_id()}; +} + +template struct arg_id_handler { + arg_ref arg_id; + + constexpr int on_auto() { + FMT_ASSERT(false, "handler cannot be used with automatic indexing"); + return 0; + } + constexpr int on_index(int id) { + arg_id = arg_ref(id); + return 0; + } + constexpr int on_name(basic_string_view id) { + arg_id = arg_ref(id); + return 0; + } +}; + +template struct parse_arg_id_result { + arg_ref arg_id; + const Char* arg_id_end; +}; + +template +constexpr auto parse_arg_id(const Char* begin, const Char* end) { + auto handler = arg_id_handler{arg_ref{}}; + auto arg_id_end = parse_arg_id(begin, end, handler); + return parse_arg_id_result{handler.arg_id, arg_id_end}; +} + +template struct field_type { + using type = remove_cvref_t; +}; + +template +struct field_type::value>> { + using type = remove_cvref_t; +}; + +template +constexpr auto parse_replacement_field_then_tail(S format_str) { + using char_type = typename S::char_type; + constexpr auto str = basic_string_view(format_str); + constexpr char_type c = END_POS != str.size() ? str[END_POS] : char_type(); + if constexpr (c == '}') { + return parse_tail( + field::type, ARG_INDEX>(), + format_str); + } else if constexpr (c != ':') { + FMT_THROW(format_error("expected ':'")); + } else { + constexpr auto result = parse_specs::type>( + str, END_POS + 1, NEXT_ID == manual_indexing_id ? 0 : NEXT_ID); + if constexpr (result.end >= str.size() || str[result.end] != '}') { + FMT_THROW(format_error("expected '}'")); + return 0; + } else { + return parse_tail( + spec_field::type, ARG_INDEX>{ + result.fmt}, + format_str); + } + } +} + +// Compiles a non-empty format string and returns the compiled representation +// or unknown_format() on unrecognized input. +template +constexpr auto compile_format_string(S format_str) { + using char_type = typename S::char_type; + constexpr auto str = basic_string_view(format_str); + if constexpr (str[POS] == '{') { + if constexpr (POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '{' in format string")); + if constexpr (str[POS + 1] == '{') { + return parse_tail(make_text(str, POS, 1), format_str); + } else if constexpr (str[POS + 1] == '}' || str[POS + 1] == ':') { + static_assert(ID != manual_indexing_id, + "cannot switch from manual to automatic argument indexing"); + constexpr auto next_id = + ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail, Args, + POS + 1, ID, next_id>( + format_str); + } else { + constexpr auto arg_id_result = + parse_arg_id(str.data() + POS + 1, str.data() + str.size()); + constexpr auto arg_id_end_pos = arg_id_result.arg_id_end - str.data(); + constexpr char_type c = + arg_id_end_pos != str.size() ? str[arg_id_end_pos] : char_type(); + static_assert(c == '}' || c == ':', "missing '}' in format string"); + if constexpr (arg_id_result.arg_id.kind == arg_id_kind::index) { + static_assert( + ID == manual_indexing_id || ID == 0, + "cannot switch from automatic to manual argument indexing"); + constexpr auto arg_index = arg_id_result.arg_id.val.index; + return parse_replacement_field_then_tail, + Args, arg_id_end_pos, + arg_index, manual_indexing_id>( + format_str); + } else if constexpr (arg_id_result.arg_id.kind == arg_id_kind::name) { + constexpr auto arg_index = + get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{}); + if constexpr (arg_index >= 0) { + constexpr auto next_id = + ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail< + decltype(get_type::value), Args, arg_id_end_pos, + arg_index, next_id>(format_str); + } else if constexpr (c == '}') { + return parse_tail( + runtime_named_field{arg_id_result.arg_id.val.name}, + format_str); + } else if constexpr (c == ':') { + return unknown_format(); // no type info for specs parsing + } + } + } + } else if constexpr (str[POS] == '}') { + if constexpr (POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '}' in format string")); + return parse_tail(make_text(str, POS, 1), format_str); + } else { + constexpr auto end = parse_text(str, POS + 1); + if constexpr (end - POS > 1) { + return parse_tail(make_text(str, POS, end - POS), + format_str); + } else { + return parse_tail(code_unit{str[POS]}, + format_str); + } + } +} + +template ::value)> +constexpr auto compile(S format_str) { + constexpr auto str = basic_string_view(format_str); + if constexpr (str.size() == 0) { + return detail::make_text(str, 0, 0); + } else { + constexpr auto result = + detail::compile_format_string, 0, 0>( + format_str); + return result; + } +} +#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +} // namespace detail + +FMT_BEGIN_EXPORT + +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) + +template ::value)> +FMT_INLINE std::basic_string format(const CompiledFormat& cf, + const Args&... args) { + auto s = std::basic_string(); + cf.format(std::back_inserter(s), args...); + return s; +} + +template ::value)> +constexpr FMT_INLINE OutputIt format_to(OutputIt out, const CompiledFormat& cf, + const Args&... args) { + return cf.format(out, args...); +} + +template ::value)> +FMT_INLINE std::basic_string format(const S&, + Args&&... args) { + if constexpr (std::is_same::value) { + constexpr auto str = basic_string_view(S()); + if constexpr (str.size() == 2 && str[0] == '{' && str[1] == '}') { + const auto& first = detail::first(args...); + if constexpr (detail::is_named_arg< + remove_cvref_t>::value) { + return fmt::to_string(first.value); + } else { + return fmt::to_string(first); + } + } + } + constexpr auto compiled = detail::compile(S()); + if constexpr (std::is_same, + detail::unknown_format>()) { + return fmt::format( + static_cast>(S()), + std::forward(args)...); + } else { + return fmt::format(compiled, std::forward(args)...); + } +} + +template ::value)> +FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S&, Args&&... args) { + constexpr auto compiled = detail::compile(S()); + if constexpr (std::is_same, + detail::unknown_format>()) { + return fmt::format_to( + out, static_cast>(S()), + std::forward(args)...); + } else { + return fmt::format_to(out, compiled, std::forward(args)...); + } +} +#endif + +template ::value)> +auto format_to_n(OutputIt out, size_t n, const S& format_str, Args&&... args) + -> format_to_n_result { + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer(out, n); + fmt::format_to(std::back_inserter(buf), format_str, + std::forward(args)...); + return {buf.out(), buf.count()}; +} + +template ::value)> +FMT_CONSTEXPR20 auto formatted_size(const S& format_str, const Args&... args) + -> size_t { + return fmt::format_to(detail::counting_iterator(), format_str, args...) + .count(); +} + +template ::value)> +void print(std::FILE* f, const S& format_str, const Args&... args) { + memory_buffer buffer; + fmt::format_to(std::back_inserter(buffer), format_str, args...); + detail::print(f, {buffer.data(), buffer.size()}); +} + +template ::value)> +void print(const S& format_str, const Args&... args) { + print(stdout, format_str, args...); +} + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +inline namespace literals { +template constexpr auto operator""_cf() { + using char_t = remove_cvref_t; + return detail::udl_compiled_string(); +} +} // namespace literals +#endif + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_COMPILE_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/core.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/core.h new file mode 100644 index 0000000000000000000000000000000000000000..b51c1406a9907d6d612099c0c123d0df77930239 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/core.h @@ -0,0 +1,2969 @@ +// Formatting library for C++ - the core API for char/UTF-8 +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_CORE_H_ +#define FMT_CORE_H_ + +#include // std::byte +#include // std::FILE +#include // std::strlen +#include +#include +#include // std::addressof +#include +#include + +// The fmt library version in the form major * 10000 + minor * 100 + patch. +#define FMT_VERSION 100201 + +#if defined(__clang__) && !defined(__ibmxl__) +# define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) +#else +# define FMT_CLANG_VERSION 0 +#endif + +#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER) && \ + !defined(__NVCOMPILER) +# define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) +#else +# define FMT_GCC_VERSION 0 +#endif + +#ifndef FMT_GCC_PRAGMA +// Workaround _Pragma bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59884. +# if FMT_GCC_VERSION >= 504 +# define FMT_GCC_PRAGMA(arg) _Pragma(arg) +# else +# define FMT_GCC_PRAGMA(arg) +# endif +#endif + +#ifdef __ICL +# define FMT_ICC_VERSION __ICL +#elif defined(__INTEL_COMPILER) +# define FMT_ICC_VERSION __INTEL_COMPILER +#else +# define FMT_ICC_VERSION 0 +#endif + +#ifdef _MSC_VER +# define FMT_MSC_VERSION _MSC_VER +# define FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) +#else +# define FMT_MSC_VERSION 0 +# define FMT_MSC_WARNING(...) +#endif + +#ifdef _MSVC_LANG +# define FMT_CPLUSPLUS _MSVC_LANG +#else +# define FMT_CPLUSPLUS __cplusplus +#endif + +#ifdef __has_feature +# define FMT_HAS_FEATURE(x) __has_feature(x) +#else +# define FMT_HAS_FEATURE(x) 0 +#endif + +#if defined(__has_include) || FMT_ICC_VERSION >= 1600 || FMT_MSC_VERSION > 1900 +# define FMT_HAS_INCLUDE(x) __has_include(x) +#else +# define FMT_HAS_INCLUDE(x) 0 +#endif + +#ifdef __has_cpp_attribute +# define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) +#else +# define FMT_HAS_CPP_ATTRIBUTE(x) 0 +#endif + +#define FMT_HAS_CPP14_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201402L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +#define FMT_HAS_CPP17_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201703L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +// Check if relaxed C++14 constexpr is supported. +// GCC doesn't allow throw in constexpr until version 6 (bug 67371). +#ifndef FMT_USE_CONSTEXPR +# if (FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VERSION >= 1912 || \ + (FMT_GCC_VERSION >= 600 && FMT_CPLUSPLUS >= 201402L)) && \ + !FMT_ICC_VERSION && (!defined(__NVCC__) || FMT_CPLUSPLUS >= 202002L) +# define FMT_USE_CONSTEXPR 1 +# else +# define FMT_USE_CONSTEXPR 0 +# endif +#endif +#if FMT_USE_CONSTEXPR +# define FMT_CONSTEXPR constexpr +#else +# define FMT_CONSTEXPR +#endif + +#if (FMT_CPLUSPLUS >= 202002L || \ + (FMT_CPLUSPLUS >= 201709L && FMT_GCC_VERSION >= 1002)) && \ + ((!defined(_GLIBCXX_RELEASE) || _GLIBCXX_RELEASE >= 10) && \ + (!defined(_LIBCPP_VERSION) || _LIBCPP_VERSION >= 10000) && \ + (!FMT_MSC_VERSION || FMT_MSC_VERSION >= 1928)) && \ + defined(__cpp_lib_is_constant_evaluated) +# define FMT_CONSTEXPR20 constexpr +#else +# define FMT_CONSTEXPR20 +#endif + +// Check if constexpr std::char_traits<>::{compare,length} are supported. +#if defined(__GLIBCXX__) +# if FMT_CPLUSPLUS >= 201703L && defined(_GLIBCXX_RELEASE) && \ + _GLIBCXX_RELEASE >= 7 // GCC 7+ libstdc++ has _GLIBCXX_RELEASE. +# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +# endif +#elif defined(_LIBCPP_VERSION) && FMT_CPLUSPLUS >= 201703L && \ + _LIBCPP_VERSION >= 4000 +# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#elif FMT_MSC_VERSION >= 1914 && FMT_CPLUSPLUS >= 201703L +# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#endif +#ifndef FMT_CONSTEXPR_CHAR_TRAITS +# define FMT_CONSTEXPR_CHAR_TRAITS +#endif + +// Check if exceptions are disabled. +#ifndef FMT_EXCEPTIONS +# if (defined(__GNUC__) && !defined(__EXCEPTIONS)) || \ + (FMT_MSC_VERSION && !_HAS_EXCEPTIONS) +# define FMT_EXCEPTIONS 0 +# else +# define FMT_EXCEPTIONS 1 +# endif +#endif + +// Disable [[noreturn]] on MSVC/NVCC because of bogus unreachable code warnings. +#if FMT_EXCEPTIONS && FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VERSION && \ + !defined(__NVCC__) +# define FMT_NORETURN [[noreturn]] +#else +# define FMT_NORETURN +#endif + +#ifndef FMT_NODISCARD +# if FMT_HAS_CPP17_ATTRIBUTE(nodiscard) +# define FMT_NODISCARD [[nodiscard]] +# else +# define FMT_NODISCARD +# endif +#endif + +#ifndef FMT_INLINE +# if FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_INLINE inline __attribute__((always_inline)) +# else +# define FMT_INLINE inline +# endif +#endif + +#ifdef _MSC_VER +# define FMT_UNCHECKED_ITERATOR(It) \ + using _Unchecked_type = It // Mark iterator as checked. +#else +# define FMT_UNCHECKED_ITERATOR(It) using unchecked_type = It +#endif + +#ifndef FMT_BEGIN_NAMESPACE +# define FMT_BEGIN_NAMESPACE \ + namespace fmt { \ + inline namespace v10 { +# define FMT_END_NAMESPACE \ + } \ + } +#endif + +#ifndef FMT_EXPORT +# define FMT_EXPORT +# define FMT_BEGIN_EXPORT +# define FMT_END_EXPORT +#endif + +#if FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_VISIBILITY(value) __attribute__((visibility(value))) +#else +# define FMT_VISIBILITY(value) +#endif + +#if !defined(FMT_HEADER_ONLY) && defined(_WIN32) +# if defined(FMT_LIB_EXPORT) +# define FMT_API __declspec(dllexport) +# elif defined(FMT_SHARED) +# define FMT_API __declspec(dllimport) +# endif +#elif defined(FMT_LIB_EXPORT) || defined(FMT_SHARED) +# define FMT_API FMT_VISIBILITY("default") +#endif +#ifndef FMT_API +# define FMT_API +#endif + +// libc++ supports string_view in pre-c++17. +#if FMT_HAS_INCLUDE() && \ + (FMT_CPLUSPLUS >= 201703L || defined(_LIBCPP_VERSION)) +# include +# define FMT_USE_STRING_VIEW +#elif FMT_HAS_INCLUDE("experimental/string_view") && FMT_CPLUSPLUS >= 201402L +# include +# define FMT_USE_EXPERIMENTAL_STRING_VIEW +#endif + +#ifndef FMT_UNICODE +# define FMT_UNICODE !FMT_MSC_VERSION +#endif + +#ifndef FMT_CONSTEVAL +# if ((FMT_GCC_VERSION >= 1000 || FMT_CLANG_VERSION >= 1101) && \ + (!defined(__apple_build_version__) || \ + __apple_build_version__ >= 14000029L) && \ + FMT_CPLUSPLUS >= 202002L) || \ + (defined(__cpp_consteval) && \ + (!FMT_MSC_VERSION || FMT_MSC_VERSION >= 1929)) +// consteval is broken in MSVC before VS2019 version 16.10 and Apple clang +// before 14. +# define FMT_CONSTEVAL consteval +# define FMT_HAS_CONSTEVAL +# else +# define FMT_CONSTEVAL +# endif +#endif + +#ifndef FMT_USE_NONTYPE_TEMPLATE_ARGS +# if defined(__cpp_nontype_template_args) && \ + ((FMT_GCC_VERSION >= 903 && FMT_CPLUSPLUS >= 201709L) || \ + __cpp_nontype_template_args >= 201911L) && \ + !defined(__NVCOMPILER) && !defined(__LCC__) +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 +# else +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 0 +# endif +#endif + +// GCC < 5 requires this-> in decltype +#ifndef FMT_DECLTYPE_THIS +# if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 +# define FMT_DECLTYPE_THIS this-> +# else +# define FMT_DECLTYPE_THIS +# endif +#endif + +// Enable minimal optimizations for more compact code in debug mode. +FMT_GCC_PRAGMA("GCC push_options") +#if !defined(__OPTIMIZE__) && !defined(__NVCOMPILER) && !defined(__LCC__) && \ + !defined(__CUDACC__) +FMT_GCC_PRAGMA("GCC optimize(\"Og\")") +#endif + +FMT_BEGIN_NAMESPACE + +// Implementations of enable_if_t and other metafunctions for older systems. +template +using enable_if_t = typename std::enable_if::type; +template +using conditional_t = typename std::conditional::type; +template using bool_constant = std::integral_constant; +template +using remove_reference_t = typename std::remove_reference::type; +template +using remove_const_t = typename std::remove_const::type; +template +using remove_cvref_t = typename std::remove_cv>::type; +template struct type_identity { + using type = T; +}; +template using type_identity_t = typename type_identity::type; +template +using underlying_t = typename std::underlying_type::type; + +// Checks whether T is a container with contiguous storage. +template struct is_contiguous : std::false_type {}; +template +struct is_contiguous> : std::true_type {}; + +struct monostate { + constexpr monostate() {} +}; + +// An enable_if helper to be used in template parameters which results in much +// shorter symbols: https://godbolt.org/z/sWw4vP. Extra parentheses are needed +// to workaround a bug in MSVC 2019 (see #1140 and #1186). +#ifdef FMT_DOC +# define FMT_ENABLE_IF(...) +#else +# define FMT_ENABLE_IF(...) fmt::enable_if_t<(__VA_ARGS__), int> = 0 +#endif + +// This is defined in core.h instead of format.h to avoid injecting in std. +// It is a template to avoid undesirable implicit conversions to std::byte. +#ifdef __cpp_lib_byte +template ::value)> +inline auto format_as(T b) -> unsigned char { + return static_cast(b); +} +#endif + +namespace detail { +// Suppresses "unused variable" warnings with the method described in +// https://herbsutter.com/2009/10/18/mailbag-shutting-up-compiler-warnings/. +// (void)var does not work on many Intel compilers. +template FMT_CONSTEXPR void ignore_unused(const T&...) {} + +constexpr FMT_INLINE auto is_constant_evaluated( + bool default_value = false) noexcept -> bool { +// Workaround for incompatibility between libstdc++ consteval-based +// std::is_constant_evaluated() implementation and clang-14. +// https://github.com/fmtlib/fmt/issues/3247 +#if FMT_CPLUSPLUS >= 202002L && defined(_GLIBCXX_RELEASE) && \ + _GLIBCXX_RELEASE >= 12 && \ + (FMT_CLANG_VERSION >= 1400 && FMT_CLANG_VERSION < 1500) + ignore_unused(default_value); + return __builtin_is_constant_evaluated(); +#elif defined(__cpp_lib_is_constant_evaluated) + ignore_unused(default_value); + return std::is_constant_evaluated(); +#else + return default_value; +#endif +} + +// Suppresses "conditional expression is constant" warnings. +template constexpr FMT_INLINE auto const_check(T value) -> T { + return value; +} + +FMT_NORETURN FMT_API void assert_fail(const char* file, int line, + const char* message); + +#ifndef FMT_ASSERT +# ifdef NDEBUG +// FMT_ASSERT is not empty to avoid -Wempty-body. +# define FMT_ASSERT(condition, message) \ + fmt::detail::ignore_unused((condition), (message)) +# else +# define FMT_ASSERT(condition, message) \ + ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ + ? (void)0 \ + : fmt::detail::assert_fail(__FILE__, __LINE__, (message))) +# endif +#endif + +#if defined(FMT_USE_STRING_VIEW) +template using std_string_view = std::basic_string_view; +#elif defined(FMT_USE_EXPERIMENTAL_STRING_VIEW) +template +using std_string_view = std::experimental::basic_string_view; +#else +template struct std_string_view {}; +#endif + +#ifdef FMT_USE_INT128 +// Do nothing. +#elif defined(__SIZEOF_INT128__) && !defined(__NVCC__) && \ + !(FMT_CLANG_VERSION && FMT_MSC_VERSION) +# define FMT_USE_INT128 1 +using int128_opt = __int128_t; // An optional native 128-bit integer. +using uint128_opt = __uint128_t; +template inline auto convert_for_visit(T value) -> T { + return value; +} +#else +# define FMT_USE_INT128 0 +#endif +#if !FMT_USE_INT128 +enum class int128_opt {}; +enum class uint128_opt {}; +// Reduce template instantiations. +template auto convert_for_visit(T) -> monostate { return {}; } +#endif + +// Casts a nonnegative integer to unsigned. +template +FMT_CONSTEXPR auto to_unsigned(Int value) -> + typename std::make_unsigned::type { + FMT_ASSERT(std::is_unsigned::value || value >= 0, "negative value"); + return static_cast::type>(value); +} + +FMT_CONSTEXPR inline auto is_utf8() -> bool { + FMT_MSC_WARNING(suppress : 4566) constexpr unsigned char section[] = "\u00A7"; + + // Avoid buggy sign extensions in MSVC's constant evaluation mode (#2297). + using uchar = unsigned char; + return FMT_UNICODE || (sizeof(section) == 3 && uchar(section[0]) == 0xC2 && + uchar(section[1]) == 0xA7); +} +} // namespace detail + +/** + An implementation of ``std::basic_string_view`` for pre-C++17. It provides a + subset of the API. ``fmt::basic_string_view`` is used for format strings even + if ``std::string_view`` is available to prevent issues when a library is + compiled with a different ``-std`` option than the client code (which is not + recommended). + */ +FMT_EXPORT +template class basic_string_view { + private: + const Char* data_; + size_t size_; + + public: + using value_type = Char; + using iterator = const Char*; + + constexpr basic_string_view() noexcept : data_(nullptr), size_(0) {} + + /** Constructs a string reference object from a C string and a size. */ + constexpr basic_string_view(const Char* s, size_t count) noexcept + : data_(s), size_(count) {} + + /** + \rst + Constructs a string reference object from a C string computing + the size with ``std::char_traits::length``. + \endrst + */ + FMT_CONSTEXPR_CHAR_TRAITS + FMT_INLINE + basic_string_view(const Char* s) + : data_(s), + size_(detail::const_check(std::is_same::value && + !detail::is_constant_evaluated(true)) + ? std::strlen(reinterpret_cast(s)) + : std::char_traits::length(s)) {} + + /** Constructs a string reference from a ``std::basic_string`` object. */ + template + FMT_CONSTEXPR basic_string_view( + const std::basic_string& s) noexcept + : data_(s.data()), size_(s.size()) {} + + template >::value)> + FMT_CONSTEXPR basic_string_view(S s) noexcept + : data_(s.data()), size_(s.size()) {} + + /** Returns a pointer to the string data. */ + constexpr auto data() const noexcept -> const Char* { return data_; } + + /** Returns the string size. */ + constexpr auto size() const noexcept -> size_t { return size_; } + + constexpr auto begin() const noexcept -> iterator { return data_; } + constexpr auto end() const noexcept -> iterator { return data_ + size_; } + + constexpr auto operator[](size_t pos) const noexcept -> const Char& { + return data_[pos]; + } + + FMT_CONSTEXPR void remove_prefix(size_t n) noexcept { + data_ += n; + size_ -= n; + } + + FMT_CONSTEXPR_CHAR_TRAITS auto starts_with( + basic_string_view sv) const noexcept -> bool { + return size_ >= sv.size_ && + std::char_traits::compare(data_, sv.data_, sv.size_) == 0; + } + FMT_CONSTEXPR_CHAR_TRAITS auto starts_with(Char c) const noexcept -> bool { + return size_ >= 1 && std::char_traits::eq(*data_, c); + } + FMT_CONSTEXPR_CHAR_TRAITS auto starts_with(const Char* s) const -> bool { + return starts_with(basic_string_view(s)); + } + + // Lexicographically compare this string reference to other. + FMT_CONSTEXPR_CHAR_TRAITS auto compare(basic_string_view other) const -> int { + size_t str_size = size_ < other.size_ ? size_ : other.size_; + int result = std::char_traits::compare(data_, other.data_, str_size); + if (result == 0) + result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); + return result; + } + + FMT_CONSTEXPR_CHAR_TRAITS friend auto operator==(basic_string_view lhs, + basic_string_view rhs) + -> bool { + return lhs.compare(rhs) == 0; + } + friend auto operator!=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) != 0; + } + friend auto operator<(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) < 0; + } + friend auto operator<=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) <= 0; + } + friend auto operator>(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) > 0; + } + friend auto operator>=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) >= 0; + } +}; + +FMT_EXPORT +using string_view = basic_string_view; + +/** Specifies if ``T`` is a character type. Can be specialized by users. */ +FMT_EXPORT +template struct is_char : std::false_type {}; +template <> struct is_char : std::true_type {}; + +namespace detail { + +// A base class for compile-time strings. +struct compile_string {}; + +template +struct is_compile_string : std::is_base_of {}; + +template ::value)> +FMT_INLINE auto to_string_view(const Char* s) -> basic_string_view { + return s; +} +template +inline auto to_string_view(const std::basic_string& s) + -> basic_string_view { + return s; +} +template +constexpr auto to_string_view(basic_string_view s) + -> basic_string_view { + return s; +} +template >::value)> +inline auto to_string_view(std_string_view s) -> basic_string_view { + return s; +} +template ::value)> +constexpr auto to_string_view(const S& s) + -> basic_string_view { + return basic_string_view(s); +} +void to_string_view(...); + +// Specifies whether S is a string type convertible to fmt::basic_string_view. +// It should be a constexpr function but MSVC 2017 fails to compile it in +// enable_if and MSVC 2015 fails to compile it as an alias template. +// ADL is intentionally disabled as to_string_view is not an extension point. +template +struct is_string + : std::is_class()))> {}; + +template struct char_t_impl {}; +template struct char_t_impl::value>> { + using result = decltype(to_string_view(std::declval())); + using type = typename result::value_type; +}; + +enum class type { + none_type, + // Integer types should go first, + int_type, + uint_type, + long_long_type, + ulong_long_type, + int128_type, + uint128_type, + bool_type, + char_type, + last_integer_type = char_type, + // followed by floating-point types. + float_type, + double_type, + long_double_type, + last_numeric_type = long_double_type, + cstring_type, + string_type, + pointer_type, + custom_type +}; + +// Maps core type T to the corresponding type enum constant. +template +struct type_constant : std::integral_constant {}; + +#define FMT_TYPE_CONSTANT(Type, constant) \ + template \ + struct type_constant \ + : std::integral_constant {} + +FMT_TYPE_CONSTANT(int, int_type); +FMT_TYPE_CONSTANT(unsigned, uint_type); +FMT_TYPE_CONSTANT(long long, long_long_type); +FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type); +FMT_TYPE_CONSTANT(int128_opt, int128_type); +FMT_TYPE_CONSTANT(uint128_opt, uint128_type); +FMT_TYPE_CONSTANT(bool, bool_type); +FMT_TYPE_CONSTANT(Char, char_type); +FMT_TYPE_CONSTANT(float, float_type); +FMT_TYPE_CONSTANT(double, double_type); +FMT_TYPE_CONSTANT(long double, long_double_type); +FMT_TYPE_CONSTANT(const Char*, cstring_type); +FMT_TYPE_CONSTANT(basic_string_view, string_type); +FMT_TYPE_CONSTANT(const void*, pointer_type); + +constexpr auto is_integral_type(type t) -> bool { + return t > type::none_type && t <= type::last_integer_type; +} +constexpr auto is_arithmetic_type(type t) -> bool { + return t > type::none_type && t <= type::last_numeric_type; +} + +constexpr auto set(type rhs) -> int { return 1 << static_cast(rhs); } +constexpr auto in(type t, int set) -> bool { + return ((set >> static_cast(t)) & 1) != 0; +} + +// Bitsets of types. +enum { + sint_set = + set(type::int_type) | set(type::long_long_type) | set(type::int128_type), + uint_set = set(type::uint_type) | set(type::ulong_long_type) | + set(type::uint128_type), + bool_set = set(type::bool_type), + char_set = set(type::char_type), + float_set = set(type::float_type) | set(type::double_type) | + set(type::long_double_type), + string_set = set(type::string_type), + cstring_set = set(type::cstring_type), + pointer_set = set(type::pointer_type) +}; + +// DEPRECATED! +FMT_NORETURN FMT_API void throw_format_error(const char* message); + +struct error_handler { + constexpr error_handler() = default; + + // This function is intentionally not constexpr to give a compile-time error. + FMT_NORETURN void on_error(const char* message) { + throw_format_error(message); + } +}; +} // namespace detail + +/** Throws ``format_error`` with a given message. */ +using detail::throw_format_error; + +/** String's character type. */ +template using char_t = typename detail::char_t_impl::type; + +/** + \rst + Parsing context consisting of a format string range being parsed and an + argument counter for automatic indexing. + You can use the ``format_parse_context`` type alias for ``char`` instead. + \endrst + */ +FMT_EXPORT +template class basic_format_parse_context { + private: + basic_string_view format_str_; + int next_arg_id_; + + FMT_CONSTEXPR void do_check_arg_id(int id); + + public: + using char_type = Char; + using iterator = const Char*; + + explicit constexpr basic_format_parse_context( + basic_string_view format_str, int next_arg_id = 0) + : format_str_(format_str), next_arg_id_(next_arg_id) {} + + /** + Returns an iterator to the beginning of the format string range being + parsed. + */ + constexpr auto begin() const noexcept -> iterator { + return format_str_.begin(); + } + + /** + Returns an iterator past the end of the format string range being parsed. + */ + constexpr auto end() const noexcept -> iterator { return format_str_.end(); } + + /** Advances the begin iterator to ``it``. */ + FMT_CONSTEXPR void advance_to(iterator it) { + format_str_.remove_prefix(detail::to_unsigned(it - begin())); + } + + /** + Reports an error if using the manual argument indexing; otherwise returns + the next argument index and switches to the automatic indexing. + */ + FMT_CONSTEXPR auto next_arg_id() -> int { + if (next_arg_id_ < 0) { + detail::throw_format_error( + "cannot switch from manual to automatic argument indexing"); + return 0; + } + int id = next_arg_id_++; + do_check_arg_id(id); + return id; + } + + /** + Reports an error if using the automatic argument indexing; otherwise + switches to the manual indexing. + */ + FMT_CONSTEXPR void check_arg_id(int id) { + if (next_arg_id_ > 0) { + detail::throw_format_error( + "cannot switch from automatic to manual argument indexing"); + return; + } + next_arg_id_ = -1; + do_check_arg_id(id); + } + FMT_CONSTEXPR void check_arg_id(basic_string_view) {} + FMT_CONSTEXPR void check_dynamic_spec(int arg_id); +}; + +FMT_EXPORT +using format_parse_context = basic_format_parse_context; + +namespace detail { +// A parse context with extra data used only in compile-time checks. +template +class compile_parse_context : public basic_format_parse_context { + private: + int num_args_; + const type* types_; + using base = basic_format_parse_context; + + public: + explicit FMT_CONSTEXPR compile_parse_context( + basic_string_view format_str, int num_args, const type* types, + int next_arg_id = 0) + : base(format_str, next_arg_id), num_args_(num_args), types_(types) {} + + constexpr auto num_args() const -> int { return num_args_; } + constexpr auto arg_type(int id) const -> type { return types_[id]; } + + FMT_CONSTEXPR auto next_arg_id() -> int { + int id = base::next_arg_id(); + if (id >= num_args_) throw_format_error("argument not found"); + return id; + } + + FMT_CONSTEXPR void check_arg_id(int id) { + base::check_arg_id(id); + if (id >= num_args_) throw_format_error("argument not found"); + } + using base::check_arg_id; + + FMT_CONSTEXPR void check_dynamic_spec(int arg_id) { + detail::ignore_unused(arg_id); +#if !defined(__LCC__) + if (arg_id < num_args_ && types_ && !is_integral_type(types_[arg_id])) + throw_format_error("width/precision is not integer"); +#endif + } +}; + +// Extracts a reference to the container from back_insert_iterator. +template +inline auto get_container(std::back_insert_iterator it) + -> Container& { + using base = std::back_insert_iterator; + struct accessor : base { + accessor(base b) : base(b) {} + using base::container; + }; + return *accessor(it).container; +} + +template +FMT_CONSTEXPR auto copy_str(InputIt begin, InputIt end, OutputIt out) + -> OutputIt { + while (begin != end) *out++ = static_cast(*begin++); + return out; +} + +template , U>::value&& is_char::value)> +FMT_CONSTEXPR auto copy_str(T* begin, T* end, U* out) -> U* { + if (is_constant_evaluated()) return copy_str(begin, end, out); + auto size = to_unsigned(end - begin); + if (size > 0) memcpy(out, begin, size * sizeof(U)); + return out + size; +} + +/** + \rst + A contiguous memory buffer with an optional growing ability. It is an internal + class and shouldn't be used directly, only via `~fmt::basic_memory_buffer`. + \endrst + */ +template class buffer { + private: + T* ptr_; + size_t size_; + size_t capacity_; + + protected: + // Don't initialize ptr_ since it is not accessed to save a few cycles. + FMT_MSC_WARNING(suppress : 26495) + FMT_CONSTEXPR buffer(size_t sz) noexcept : size_(sz), capacity_(sz) {} + + FMT_CONSTEXPR20 buffer(T* p = nullptr, size_t sz = 0, size_t cap = 0) noexcept + : ptr_(p), size_(sz), capacity_(cap) {} + + FMT_CONSTEXPR20 ~buffer() = default; + buffer(buffer&&) = default; + + /** Sets the buffer data and capacity. */ + FMT_CONSTEXPR void set(T* buf_data, size_t buf_capacity) noexcept { + ptr_ = buf_data; + capacity_ = buf_capacity; + } + + /** Increases the buffer capacity to hold at least *capacity* elements. */ + // DEPRECATED! + virtual FMT_CONSTEXPR20 void grow(size_t capacity) = 0; + + public: + using value_type = T; + using const_reference = const T&; + + buffer(const buffer&) = delete; + void operator=(const buffer&) = delete; + + FMT_INLINE auto begin() noexcept -> T* { return ptr_; } + FMT_INLINE auto end() noexcept -> T* { return ptr_ + size_; } + + FMT_INLINE auto begin() const noexcept -> const T* { return ptr_; } + FMT_INLINE auto end() const noexcept -> const T* { return ptr_ + size_; } + + /** Returns the size of this buffer. */ + constexpr auto size() const noexcept -> size_t { return size_; } + + /** Returns the capacity of this buffer. */ + constexpr auto capacity() const noexcept -> size_t { return capacity_; } + + /** Returns a pointer to the buffer data (not null-terminated). */ + FMT_CONSTEXPR auto data() noexcept -> T* { return ptr_; } + FMT_CONSTEXPR auto data() const noexcept -> const T* { return ptr_; } + + /** Clears this buffer. */ + void clear() { size_ = 0; } + + // Tries resizing the buffer to contain *count* elements. If T is a POD type + // the new elements may not be initialized. + FMT_CONSTEXPR20 void try_resize(size_t count) { + try_reserve(count); + size_ = count <= capacity_ ? count : capacity_; + } + + // Tries increasing the buffer capacity to *new_capacity*. It can increase the + // capacity by a smaller amount than requested but guarantees there is space + // for at least one additional element either by increasing the capacity or by + // flushing the buffer if it is full. + FMT_CONSTEXPR20 void try_reserve(size_t new_capacity) { + if (new_capacity > capacity_) grow(new_capacity); + } + + FMT_CONSTEXPR20 void push_back(const T& value) { + try_reserve(size_ + 1); + ptr_[size_++] = value; + } + + /** Appends data to the end of the buffer. */ + template void append(const U* begin, const U* end); + + template FMT_CONSTEXPR auto operator[](Idx index) -> T& { + return ptr_[index]; + } + template + FMT_CONSTEXPR auto operator[](Idx index) const -> const T& { + return ptr_[index]; + } +}; + +struct buffer_traits { + explicit buffer_traits(size_t) {} + auto count() const -> size_t { return 0; } + auto limit(size_t size) -> size_t { return size; } +}; + +class fixed_buffer_traits { + private: + size_t count_ = 0; + size_t limit_; + + public: + explicit fixed_buffer_traits(size_t limit) : limit_(limit) {} + auto count() const -> size_t { return count_; } + auto limit(size_t size) -> size_t { + size_t n = limit_ > count_ ? limit_ - count_ : 0; + count_ += size; + return size < n ? size : n; + } +}; + +// A buffer that writes to an output iterator when flushed. +template +class iterator_buffer final : public Traits, public buffer { + private: + OutputIt out_; + enum { buffer_size = 256 }; + T data_[buffer_size]; + + protected: + FMT_CONSTEXPR20 void grow(size_t) override { + if (this->size() == buffer_size) flush(); + } + + void flush() { + auto size = this->size(); + this->clear(); + out_ = copy_str(data_, data_ + this->limit(size), out_); + } + + public: + explicit iterator_buffer(OutputIt out, size_t n = buffer_size) + : Traits(n), buffer(data_, 0, buffer_size), out_(out) {} + iterator_buffer(iterator_buffer&& other) + : Traits(other), buffer(data_, 0, buffer_size), out_(other.out_) {} + ~iterator_buffer() { flush(); } + + auto out() -> OutputIt { + flush(); + return out_; + } + auto count() const -> size_t { return Traits::count() + this->size(); } +}; + +template +class iterator_buffer final + : public fixed_buffer_traits, + public buffer { + private: + T* out_; + enum { buffer_size = 256 }; + T data_[buffer_size]; + + protected: + FMT_CONSTEXPR20 void grow(size_t) override { + if (this->size() == this->capacity()) flush(); + } + + void flush() { + size_t n = this->limit(this->size()); + if (this->data() == out_) { + out_ += n; + this->set(data_, buffer_size); + } + this->clear(); + } + + public: + explicit iterator_buffer(T* out, size_t n = buffer_size) + : fixed_buffer_traits(n), buffer(out, 0, n), out_(out) {} + iterator_buffer(iterator_buffer&& other) + : fixed_buffer_traits(other), + buffer(std::move(other)), + out_(other.out_) { + if (this->data() != out_) { + this->set(data_, buffer_size); + this->clear(); + } + } + ~iterator_buffer() { flush(); } + + auto out() -> T* { + flush(); + return out_; + } + auto count() const -> size_t { + return fixed_buffer_traits::count() + this->size(); + } +}; + +template class iterator_buffer final : public buffer { + protected: + FMT_CONSTEXPR20 void grow(size_t) override {} + + public: + explicit iterator_buffer(T* out, size_t = 0) : buffer(out, 0, ~size_t()) {} + + auto out() -> T* { return &*this->end(); } +}; + +// A buffer that writes to a container with the contiguous storage. +template +class iterator_buffer, + enable_if_t::value, + typename Container::value_type>> + final : public buffer { + private: + Container& container_; + + protected: + FMT_CONSTEXPR20 void grow(size_t capacity) override { + container_.resize(capacity); + this->set(&container_[0], capacity); + } + + public: + explicit iterator_buffer(Container& c) + : buffer(c.size()), container_(c) {} + explicit iterator_buffer(std::back_insert_iterator out, size_t = 0) + : iterator_buffer(get_container(out)) {} + + auto out() -> std::back_insert_iterator { + return std::back_inserter(container_); + } +}; + +// A buffer that counts the number of code units written discarding the output. +template class counting_buffer final : public buffer { + private: + enum { buffer_size = 256 }; + T data_[buffer_size]; + size_t count_ = 0; + + protected: + FMT_CONSTEXPR20 void grow(size_t) override { + if (this->size() != buffer_size) return; + count_ += this->size(); + this->clear(); + } + + public: + counting_buffer() : buffer(data_, 0, buffer_size) {} + + auto count() -> size_t { return count_ + this->size(); } +}; +} // namespace detail + +template +FMT_CONSTEXPR void basic_format_parse_context::do_check_arg_id(int id) { + // Argument id is only checked at compile-time during parsing because + // formatting has its own validation. + if (detail::is_constant_evaluated() && + (!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) { + using context = detail::compile_parse_context; + if (id >= static_cast(this)->num_args()) + detail::throw_format_error("argument not found"); + } +} + +template +FMT_CONSTEXPR void basic_format_parse_context::check_dynamic_spec( + int arg_id) { + if (detail::is_constant_evaluated() && + (!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) { + using context = detail::compile_parse_context; + static_cast(this)->check_dynamic_spec(arg_id); + } +} + +FMT_EXPORT template class basic_format_arg; +FMT_EXPORT template class basic_format_args; +FMT_EXPORT template class dynamic_format_arg_store; + +// A formatter for objects of type T. +FMT_EXPORT +template +struct formatter { + // A deleted default constructor indicates a disabled formatter. + formatter() = delete; +}; + +// Specifies if T has an enabled formatter specialization. A type can be +// formattable even if it doesn't have a formatter e.g. via a conversion. +template +using has_formatter = + std::is_constructible>; + +// An output iterator that appends to a buffer. +// It is used to reduce symbol sizes for the common case. +class appender : public std::back_insert_iterator> { + using base = std::back_insert_iterator>; + + public: + using std::back_insert_iterator>::back_insert_iterator; + appender(base it) noexcept : base(it) {} + FMT_UNCHECKED_ITERATOR(appender); + + auto operator++() noexcept -> appender& { return *this; } + auto operator++(int) noexcept -> appender { return *this; } +}; + +namespace detail { + +template +constexpr auto has_const_formatter_impl(T*) + -> decltype(typename Context::template formatter_type().format( + std::declval(), std::declval()), + true) { + return true; +} +template +constexpr auto has_const_formatter_impl(...) -> bool { + return false; +} +template +constexpr auto has_const_formatter() -> bool { + return has_const_formatter_impl(static_cast(nullptr)); +} + +template +using buffer_appender = conditional_t::value, appender, + std::back_insert_iterator>>; + +// Maps an output iterator to a buffer. +template +auto get_buffer(OutputIt out) -> iterator_buffer { + return iterator_buffer(out); +} +template , Buf>::value)> +auto get_buffer(std::back_insert_iterator out) -> buffer& { + return get_container(out); +} + +template +FMT_INLINE auto get_iterator(Buf& buf, OutputIt) -> decltype(buf.out()) { + return buf.out(); +} +template +auto get_iterator(buffer&, OutputIt out) -> OutputIt { + return out; +} + +struct view {}; + +template struct named_arg : view { + const Char* name; + const T& value; + named_arg(const Char* n, const T& v) : name(n), value(v) {} +}; + +template struct named_arg_info { + const Char* name; + int id; +}; + +template +struct arg_data { + // args_[0].named_args points to named_args_ to avoid bloating format_args. + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[1 + (NUM_ARGS != 0 ? NUM_ARGS : +1)]; + named_arg_info named_args_[NUM_NAMED_ARGS]; + + template + arg_data(const U&... init) : args_{T(named_args_, NUM_NAMED_ARGS), init...} {} + arg_data(const arg_data& other) = delete; + auto args() const -> const T* { return args_ + 1; } + auto named_args() -> named_arg_info* { return named_args_; } +}; + +template +struct arg_data { + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[NUM_ARGS != 0 ? NUM_ARGS : +1]; + + template + FMT_CONSTEXPR FMT_INLINE arg_data(const U&... init) : args_{init...} {} + FMT_CONSTEXPR FMT_INLINE auto args() const -> const T* { return args_; } + FMT_CONSTEXPR FMT_INLINE auto named_args() -> std::nullptr_t { + return nullptr; + } +}; + +template +inline void init_named_args(named_arg_info*, int, int) {} + +template struct is_named_arg : std::false_type {}; +template struct is_statically_named_arg : std::false_type {}; + +template +struct is_named_arg> : std::true_type {}; + +template ::value)> +void init_named_args(named_arg_info* named_args, int arg_count, + int named_arg_count, const T&, const Tail&... args) { + init_named_args(named_args, arg_count + 1, named_arg_count, args...); +} + +template ::value)> +void init_named_args(named_arg_info* named_args, int arg_count, + int named_arg_count, const T& arg, const Tail&... args) { + named_args[named_arg_count++] = {arg.name, arg_count}; + init_named_args(named_args, arg_count + 1, named_arg_count, args...); +} + +template +FMT_CONSTEXPR FMT_INLINE void init_named_args(std::nullptr_t, int, int, + const Args&...) {} + +template constexpr auto count() -> size_t { return B ? 1 : 0; } +template constexpr auto count() -> size_t { + return (B1 ? 1 : 0) + count(); +} + +template constexpr auto count_named_args() -> size_t { + return count::value...>(); +} + +template +constexpr auto count_statically_named_args() -> size_t { + return count::value...>(); +} + +struct unformattable {}; +struct unformattable_char : unformattable {}; +struct unformattable_pointer : unformattable {}; + +template struct string_value { + const Char* data; + size_t size; +}; + +template struct named_arg_value { + const named_arg_info* data; + size_t size; +}; + +template struct custom_value { + using parse_context = typename Context::parse_context_type; + void* value; + void (*format)(void* arg, parse_context& parse_ctx, Context& ctx); +}; + +// A formatting argument value. +template class value { + public: + using char_type = typename Context::char_type; + + union { + monostate no_value; + int int_value; + unsigned uint_value; + long long long_long_value; + unsigned long long ulong_long_value; + int128_opt int128_value; + uint128_opt uint128_value; + bool bool_value; + char_type char_value; + float float_value; + double double_value; + long double long_double_value; + const void* pointer; + string_value string; + custom_value custom; + named_arg_value named_args; + }; + + constexpr FMT_INLINE value() : no_value() {} + constexpr FMT_INLINE value(int val) : int_value(val) {} + constexpr FMT_INLINE value(unsigned val) : uint_value(val) {} + constexpr FMT_INLINE value(long long val) : long_long_value(val) {} + constexpr FMT_INLINE value(unsigned long long val) : ulong_long_value(val) {} + FMT_INLINE value(int128_opt val) : int128_value(val) {} + FMT_INLINE value(uint128_opt val) : uint128_value(val) {} + constexpr FMT_INLINE value(float val) : float_value(val) {} + constexpr FMT_INLINE value(double val) : double_value(val) {} + FMT_INLINE value(long double val) : long_double_value(val) {} + constexpr FMT_INLINE value(bool val) : bool_value(val) {} + constexpr FMT_INLINE value(char_type val) : char_value(val) {} + FMT_CONSTEXPR FMT_INLINE value(const char_type* val) { + string.data = val; + if (is_constant_evaluated()) string.size = {}; + } + FMT_CONSTEXPR FMT_INLINE value(basic_string_view val) { + string.data = val.data(); + string.size = val.size(); + } + FMT_INLINE value(const void* val) : pointer(val) {} + FMT_INLINE value(const named_arg_info* args, size_t size) + : named_args{args, size} {} + + template FMT_CONSTEXPR20 FMT_INLINE value(T& val) { + using value_type = remove_const_t; + custom.value = const_cast(std::addressof(val)); + // Get the formatter type through the context to allow different contexts + // have different extension points, e.g. `formatter` for `format` and + // `printf_formatter` for `printf`. + custom.format = format_custom_arg< + value_type, typename Context::template formatter_type>; + } + value(unformattable); + value(unformattable_char); + value(unformattable_pointer); + + private: + // Formats an argument of a custom type, such as a user-defined class. + template + static void format_custom_arg(void* arg, + typename Context::parse_context_type& parse_ctx, + Context& ctx) { + auto f = Formatter(); + parse_ctx.advance_to(f.parse(parse_ctx)); + using qualified_type = + conditional_t(), const T, T>; + // Calling format through a mutable reference is deprecated. + ctx.advance_to(f.format(*static_cast(arg), ctx)); + } +}; + +// To minimize the number of types we need to deal with, long is translated +// either to int or to long long depending on its size. +enum { long_short = sizeof(long) == sizeof(int) }; +using long_type = conditional_t; +using ulong_type = conditional_t; + +template struct format_as_result { + template ::value || std::is_class::value)> + static auto map(U*) -> remove_cvref_t()))>; + static auto map(...) -> void; + + using type = decltype(map(static_cast(nullptr))); +}; +template using format_as_t = typename format_as_result::type; + +template +struct has_format_as + : bool_constant, void>::value> {}; + +// Maps formatting arguments to core types. +// arg_mapper reports errors by returning unformattable instead of using +// static_assert because it's used in the is_formattable trait. +template struct arg_mapper { + using char_type = typename Context::char_type; + + FMT_CONSTEXPR FMT_INLINE auto map(signed char val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned char val) -> unsigned { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(short val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned short val) -> unsigned { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(int val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned val) -> unsigned { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(long val) -> long_type { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long val) -> ulong_type { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(long long val) -> long long { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long long val) + -> unsigned long long { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(int128_opt val) -> int128_opt { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(uint128_opt val) -> uint128_opt { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(bool val) -> bool { return val; } + + template ::value || + std::is_same::value)> + FMT_CONSTEXPR FMT_INLINE auto map(T val) -> char_type { + return val; + } + template ::value || +#ifdef __cpp_char8_t + std::is_same::value || +#endif + std::is_same::value || + std::is_same::value) && + !std::is_same::value, + int> = 0> + FMT_CONSTEXPR FMT_INLINE auto map(T) -> unformattable_char { + return {}; + } + + FMT_CONSTEXPR FMT_INLINE auto map(float val) -> float { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(double val) -> double { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(long double val) -> long double { + return val; + } + + FMT_CONSTEXPR FMT_INLINE auto map(char_type* val) -> const char_type* { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(const char_type* val) -> const char_type* { + return val; + } + template ::value && !std::is_pointer::value && + std::is_same>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> basic_string_view { + return to_string_view(val); + } + template ::value && !std::is_pointer::value && + !std::is_same>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T&) -> unformattable_char { + return {}; + } + + FMT_CONSTEXPR FMT_INLINE auto map(void* val) -> const void* { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(const void* val) -> const void* { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(std::nullptr_t val) -> const void* { + return val; + } + + // Use SFINAE instead of a const T* parameter to avoid a conflict with the + // array overload. + template < + typename T, + FMT_ENABLE_IF( + std::is_pointer::value || std::is_member_pointer::value || + std::is_function::type>::value || + (std::is_array::value && + !std::is_convertible::value))> + FMT_CONSTEXPR auto map(const T&) -> unformattable_pointer { + return {}; + } + + template ::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T (&values)[N]) -> const T (&)[N] { + return values; + } + + // Only map owning types because mapping views can be unsafe. + template , + FMT_ENABLE_IF(std::is_arithmetic::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> decltype(FMT_DECLTYPE_THIS map(U())) { + return map(format_as(val)); + } + + template > + struct formattable : bool_constant() || + (has_formatter::value && + !std::is_const::value)> {}; + + template ::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T& val) -> T& { + return val; + } + template ::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T&) -> unformattable { + return {}; + } + + template , + FMT_ENABLE_IF((std::is_class::value || std::is_enum::value || + std::is_union::value) && + !is_string::value && !is_char::value && + !is_named_arg::value && + !std::is_arithmetic>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(T& val) + -> decltype(FMT_DECLTYPE_THIS do_map(val)) { + return do_map(val); + } + + template ::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& named_arg) + -> decltype(FMT_DECLTYPE_THIS map(named_arg.value)) { + return map(named_arg.value); + } + + auto map(...) -> unformattable { return {}; } +}; + +// A type constant after applying arg_mapper. +template +using mapped_type_constant = + type_constant().map(std::declval())), + typename Context::char_type>; + +enum { packed_arg_bits = 4 }; +// Maximum number of arguments with packed types. +enum { max_packed_args = 62 / packed_arg_bits }; +enum : unsigned long long { is_unpacked_bit = 1ULL << 63 }; +enum : unsigned long long { has_named_args_bit = 1ULL << 62 }; + +template +auto copy_str(InputIt begin, InputIt end, appender out) -> appender { + get_container(out).append(begin, end); + return out; +} +template +auto copy_str(InputIt begin, InputIt end, + std::back_insert_iterator out) + -> std::back_insert_iterator { + get_container(out).append(begin, end); + return out; +} + +template +FMT_CONSTEXPR auto copy_str(R&& rng, OutputIt out) -> OutputIt { + return detail::copy_str(rng.begin(), rng.end(), out); +} + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 +// A workaround for gcc 4.8 to make void_t work in a SFINAE context. +template struct void_t_impl { + using type = void; +}; +template using void_t = typename void_t_impl::type; +#else +template using void_t = void; +#endif + +template +struct is_output_iterator : std::false_type {}; + +template +struct is_output_iterator< + It, T, + void_t::iterator_category, + decltype(*std::declval() = std::declval())>> + : std::true_type {}; + +template struct is_back_insert_iterator : std::false_type {}; +template +struct is_back_insert_iterator> + : std::true_type {}; + +// A type-erased reference to an std::locale to avoid a heavy include. +class locale_ref { + private: + const void* locale_; // A type-erased pointer to std::locale. + + public: + constexpr FMT_INLINE locale_ref() : locale_(nullptr) {} + template explicit locale_ref(const Locale& loc); + + explicit operator bool() const noexcept { return locale_ != nullptr; } + + template auto get() const -> Locale; +}; + +template constexpr auto encode_types() -> unsigned long long { + return 0; +} + +template +constexpr auto encode_types() -> unsigned long long { + return static_cast(mapped_type_constant::value) | + (encode_types() << packed_arg_bits); +} + +#if defined(__cpp_if_constexpr) +// This type is intentionally undefined, only used for errors +template struct type_is_unformattable_for; +#endif + +template +FMT_CONSTEXPR FMT_INLINE auto make_arg(T& val) -> value { + using arg_type = remove_cvref_t().map(val))>; + + constexpr bool formattable_char = + !std::is_same::value; + static_assert(formattable_char, "Mixing character types is disallowed."); + + // Formatting of arbitrary pointers is disallowed. If you want to format a + // pointer cast it to `void*` or `const void*`. In particular, this forbids + // formatting of `[const] volatile char*` printed as bool by iostreams. + constexpr bool formattable_pointer = + !std::is_same::value; + static_assert(formattable_pointer, + "Formatting of non-void pointers is disallowed."); + + constexpr bool formattable = !std::is_same::value; +#if defined(__cpp_if_constexpr) + if constexpr (!formattable) { + type_is_unformattable_for _; + } +#endif + static_assert( + formattable, + "Cannot format an argument. To make type T formattable provide a " + "formatter specialization: https://fmt.dev/latest/api.html#udt"); + return {arg_mapper().map(val)}; +} + +template +FMT_CONSTEXPR auto make_arg(T& val) -> basic_format_arg { + auto arg = basic_format_arg(); + arg.type_ = mapped_type_constant::value; + arg.value_ = make_arg(val); + return arg; +} + +template +FMT_CONSTEXPR inline auto make_arg(T& val) -> basic_format_arg { + return make_arg(val); +} +} // namespace detail +FMT_BEGIN_EXPORT + +// A formatting argument. Context is a template parameter for the compiled API +// where output can be unbuffered. +template class basic_format_arg { + private: + detail::value value_; + detail::type type_; + + template + friend FMT_CONSTEXPR auto detail::make_arg(T& value) + -> basic_format_arg; + + template + friend FMT_CONSTEXPR auto visit_format_arg(Visitor&& vis, + const basic_format_arg& arg) + -> decltype(vis(0)); + + friend class basic_format_args; + friend class dynamic_format_arg_store; + + using char_type = typename Context::char_type; + + template + friend struct detail::arg_data; + + basic_format_arg(const detail::named_arg_info* args, size_t size) + : value_(args, size) {} + + public: + class handle { + public: + explicit handle(detail::custom_value custom) : custom_(custom) {} + + void format(typename Context::parse_context_type& parse_ctx, + Context& ctx) const { + custom_.format(custom_.value, parse_ctx, ctx); + } + + private: + detail::custom_value custom_; + }; + + constexpr basic_format_arg() : type_(detail::type::none_type) {} + + constexpr explicit operator bool() const noexcept { + return type_ != detail::type::none_type; + } + + auto type() const -> detail::type { return type_; } + + auto is_integral() const -> bool { return detail::is_integral_type(type_); } + auto is_arithmetic() const -> bool { + return detail::is_arithmetic_type(type_); + } + + FMT_INLINE auto format_custom(const char_type* parse_begin, + typename Context::parse_context_type& parse_ctx, + Context& ctx) -> bool { + if (type_ != detail::type::custom_type) return false; + parse_ctx.advance_to(parse_begin); + value_.custom.format(value_.custom.value, parse_ctx, ctx); + return true; + } +}; + +/** + \rst + Visits an argument dispatching to the appropriate visit method based on + the argument type. For example, if the argument type is ``double`` then + ``vis(value)`` will be called with the value of type ``double``. + \endrst + */ +// DEPRECATED! +template +FMT_CONSTEXPR FMT_INLINE auto visit_format_arg( + Visitor&& vis, const basic_format_arg& arg) -> decltype(vis(0)) { + switch (arg.type_) { + case detail::type::none_type: + break; + case detail::type::int_type: + return vis(arg.value_.int_value); + case detail::type::uint_type: + return vis(arg.value_.uint_value); + case detail::type::long_long_type: + return vis(arg.value_.long_long_value); + case detail::type::ulong_long_type: + return vis(arg.value_.ulong_long_value); + case detail::type::int128_type: + return vis(detail::convert_for_visit(arg.value_.int128_value)); + case detail::type::uint128_type: + return vis(detail::convert_for_visit(arg.value_.uint128_value)); + case detail::type::bool_type: + return vis(arg.value_.bool_value); + case detail::type::char_type: + return vis(arg.value_.char_value); + case detail::type::float_type: + return vis(arg.value_.float_value); + case detail::type::double_type: + return vis(arg.value_.double_value); + case detail::type::long_double_type: + return vis(arg.value_.long_double_value); + case detail::type::cstring_type: + return vis(arg.value_.string.data); + case detail::type::string_type: + using sv = basic_string_view; + return vis(sv(arg.value_.string.data, arg.value_.string.size)); + case detail::type::pointer_type: + return vis(arg.value_.pointer); + case detail::type::custom_type: + return vis(typename basic_format_arg::handle(arg.value_.custom)); + } + return vis(monostate()); +} + +// Formatting context. +template class basic_format_context { + private: + OutputIt out_; + basic_format_args args_; + detail::locale_ref loc_; + + public: + using iterator = OutputIt; + using format_arg = basic_format_arg; + using format_args = basic_format_args; + using parse_context_type = basic_format_parse_context; + template using formatter_type = formatter; + + /** The character type for the output. */ + using char_type = Char; + + basic_format_context(basic_format_context&&) = default; + basic_format_context(const basic_format_context&) = delete; + void operator=(const basic_format_context&) = delete; + /** + Constructs a ``basic_format_context`` object. References to the arguments + are stored in the object so make sure they have appropriate lifetimes. + */ + constexpr basic_format_context(OutputIt out, format_args ctx_args, + detail::locale_ref loc = {}) + : out_(out), args_(ctx_args), loc_(loc) {} + + constexpr auto arg(int id) const -> format_arg { return args_.get(id); } + FMT_CONSTEXPR auto arg(basic_string_view name) -> format_arg { + return args_.get(name); + } + FMT_CONSTEXPR auto arg_id(basic_string_view name) -> int { + return args_.get_id(name); + } + auto args() const -> const format_args& { return args_; } + + // DEPRECATED! + FMT_CONSTEXPR auto error_handler() -> detail::error_handler { return {}; } + void on_error(const char* message) { error_handler().on_error(message); } + + // Returns an iterator to the beginning of the output range. + FMT_CONSTEXPR auto out() -> iterator { return out_; } + + // Advances the begin iterator to ``it``. + void advance_to(iterator it) { + if (!detail::is_back_insert_iterator()) out_ = it; + } + + FMT_CONSTEXPR auto locale() -> detail::locale_ref { return loc_; } +}; + +template +using buffer_context = + basic_format_context, Char>; +using format_context = buffer_context; + +template +using is_formattable = bool_constant>() + .map(std::declval()))>::value>; + +/** + \rst + An array of references to arguments. It can be implicitly converted into + `~fmt::basic_format_args` for passing into type-erased formatting functions + such as `~fmt::vformat`. + \endrst + */ +template +class format_arg_store +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + // Workaround a GCC template argument substitution bug. + : public basic_format_args +#endif +{ + private: + static const size_t num_args = sizeof...(Args); + static constexpr size_t num_named_args = detail::count_named_args(); + static const bool is_packed = num_args <= detail::max_packed_args; + + using value_type = conditional_t, + basic_format_arg>; + + detail::arg_data + data_; + + friend class basic_format_args; + + static constexpr unsigned long long desc = + (is_packed ? detail::encode_types() + : detail::is_unpacked_bit | num_args) | + (num_named_args != 0 + ? static_cast(detail::has_named_args_bit) + : 0); + + public: + template + FMT_CONSTEXPR FMT_INLINE format_arg_store(T&... args) + : +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + basic_format_args(*this), +#endif + data_{detail::make_arg(args)...} { + if (detail::const_check(num_named_args != 0)) + detail::init_named_args(data_.named_args(), 0, 0, args...); + } +}; + +/** + \rst + Constructs a `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::format_args`. `Context` + can be omitted in which case it defaults to `~fmt::format_context`. + See `~fmt::arg` for lifetime considerations. + \endrst + */ +// Arguments are taken by lvalue references to avoid some lifetime issues. +template +constexpr auto make_format_args(T&... args) + -> format_arg_store...> { + return {args...}; +} + +/** + \rst + Returns a named argument to be used in a formatting function. + It should only be used in a call to a formatting function or + `dynamic_format_arg_store::push_back`. + + **Example**:: + + fmt::print("Elapsed time: {s:.2f} seconds", fmt::arg("s", 1.23)); + \endrst + */ +template +inline auto arg(const Char* name, const T& arg) -> detail::named_arg { + static_assert(!detail::is_named_arg(), "nested named arguments"); + return {name, arg}; +} +FMT_END_EXPORT + +/** + \rst + A view of a collection of formatting arguments. To avoid lifetime issues it + should only be used as a parameter type in type-erased functions such as + ``vformat``:: + + void vlog(string_view format_str, format_args args); // OK + format_args args = make_format_args(); // Error: dangling reference + \endrst + */ +template class basic_format_args { + public: + using size_type = int; + using format_arg = basic_format_arg; + + private: + // A descriptor that contains information about formatting arguments. + // If the number of arguments is less or equal to max_packed_args then + // argument types are passed in the descriptor. This reduces binary code size + // per formatting function call. + unsigned long long desc_; + union { + // If is_packed() returns true then argument values are stored in values_; + // otherwise they are stored in args_. This is done to improve cache + // locality and reduce compiled code size since storing larger objects + // may require more code (at least on x86-64) even if the same amount of + // data is actually copied to stack. It saves ~10% on the bloat test. + const detail::value* values_; + const format_arg* args_; + }; + + constexpr auto is_packed() const -> bool { + return (desc_ & detail::is_unpacked_bit) == 0; + } + auto has_named_args() const -> bool { + return (desc_ & detail::has_named_args_bit) != 0; + } + + FMT_CONSTEXPR auto type(int index) const -> detail::type { + int shift = index * detail::packed_arg_bits; + unsigned int mask = (1 << detail::packed_arg_bits) - 1; + return static_cast((desc_ >> shift) & mask); + } + + constexpr FMT_INLINE basic_format_args(unsigned long long desc, + const detail::value* values) + : desc_(desc), values_(values) {} + constexpr basic_format_args(unsigned long long desc, const format_arg* args) + : desc_(desc), args_(args) {} + + public: + constexpr basic_format_args() : desc_(0), args_(nullptr) {} + + /** + \rst + Constructs a `basic_format_args` object from `~fmt::format_arg_store`. + \endrst + */ + template + constexpr FMT_INLINE basic_format_args( + const format_arg_store& store) + : basic_format_args(format_arg_store::desc, + store.data_.args()) {} + + /** + \rst + Constructs a `basic_format_args` object from + `~fmt::dynamic_format_arg_store`. + \endrst + */ + constexpr FMT_INLINE basic_format_args( + const dynamic_format_arg_store& store) + : basic_format_args(store.get_types(), store.data()) {} + + /** + \rst + Constructs a `basic_format_args` object from a dynamic set of arguments. + \endrst + */ + constexpr basic_format_args(const format_arg* args, int count) + : basic_format_args(detail::is_unpacked_bit | detail::to_unsigned(count), + args) {} + + /** Returns the argument with the specified id. */ + FMT_CONSTEXPR auto get(int id) const -> format_arg { + format_arg arg; + if (!is_packed()) { + if (id < max_size()) arg = args_[id]; + return arg; + } + if (id >= detail::max_packed_args) return arg; + arg.type_ = type(id); + if (arg.type_ == detail::type::none_type) return arg; + arg.value_ = values_[id]; + return arg; + } + + template + auto get(basic_string_view name) const -> format_arg { + int id = get_id(name); + return id >= 0 ? get(id) : format_arg(); + } + + template + auto get_id(basic_string_view name) const -> int { + if (!has_named_args()) return -1; + const auto& named_args = + (is_packed() ? values_[-1] : args_[-1].value_).named_args; + for (size_t i = 0; i < named_args.size; ++i) { + if (named_args.data[i].name == name) return named_args.data[i].id; + } + return -1; + } + + auto max_size() const -> int { + unsigned long long max_packed = detail::max_packed_args; + return static_cast(is_packed() ? max_packed + : desc_ & ~detail::is_unpacked_bit); + } +}; + +/** An alias to ``basic_format_args``. */ +// A separate type would result in shorter symbols but break ABI compatibility +// between clang and gcc on ARM (#1919). +FMT_EXPORT using format_args = basic_format_args; + +// We cannot use enum classes as bit fields because of a gcc bug, so we put them +// in namespaces instead (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414). +// Additionally, if an underlying type is specified, older gcc incorrectly warns +// that the type is too small. Both bugs are fixed in gcc 9.3. +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 903 +# define FMT_ENUM_UNDERLYING_TYPE(type) +#else +# define FMT_ENUM_UNDERLYING_TYPE(type) : type +#endif +namespace align { +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, left, right, center, + numeric}; +} +using align_t = align::type; +namespace sign { +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, minus, plus, space}; +} +using sign_t = sign::type; + +namespace detail { + +// Workaround an array initialization issue in gcc 4.8. +template struct fill_t { + private: + enum { max_size = 4 }; + Char data_[max_size] = {Char(' '), Char(0), Char(0), Char(0)}; + unsigned char size_ = 1; + + public: + FMT_CONSTEXPR void operator=(basic_string_view s) { + auto size = s.size(); + FMT_ASSERT(size <= max_size, "invalid fill"); + for (size_t i = 0; i < size; ++i) data_[i] = s[i]; + size_ = static_cast(size); + } + + constexpr auto size() const -> size_t { return size_; } + constexpr auto data() const -> const Char* { return data_; } + + FMT_CONSTEXPR auto operator[](size_t index) -> Char& { return data_[index]; } + FMT_CONSTEXPR auto operator[](size_t index) const -> const Char& { + return data_[index]; + } +}; +} // namespace detail + +enum class presentation_type : unsigned char { + none, + dec, // 'd' + oct, // 'o' + hex_lower, // 'x' + hex_upper, // 'X' + bin_lower, // 'b' + bin_upper, // 'B' + hexfloat_lower, // 'a' + hexfloat_upper, // 'A' + exp_lower, // 'e' + exp_upper, // 'E' + fixed_lower, // 'f' + fixed_upper, // 'F' + general_lower, // 'g' + general_upper, // 'G' + chr, // 'c' + string, // 's' + pointer, // 'p' + debug // '?' +}; + +// Format specifiers for built-in and string types. +template struct format_specs { + int width; + int precision; + presentation_type type; + align_t align : 4; + sign_t sign : 3; + bool alt : 1; // Alternate form ('#'). + bool localized : 1; + detail::fill_t fill; + + constexpr format_specs() + : width(0), + precision(-1), + type(presentation_type::none), + align(align::none), + sign(sign::none), + alt(false), + localized(false) {} +}; + +namespace detail { + +enum class arg_id_kind { none, index, name }; + +// An argument reference. +template struct arg_ref { + FMT_CONSTEXPR arg_ref() : kind(arg_id_kind::none), val() {} + + FMT_CONSTEXPR explicit arg_ref(int index) + : kind(arg_id_kind::index), val(index) {} + FMT_CONSTEXPR explicit arg_ref(basic_string_view name) + : kind(arg_id_kind::name), val(name) {} + + FMT_CONSTEXPR auto operator=(int idx) -> arg_ref& { + kind = arg_id_kind::index; + val.index = idx; + return *this; + } + + arg_id_kind kind; + union value { + FMT_CONSTEXPR value(int idx = 0) : index(idx) {} + FMT_CONSTEXPR value(basic_string_view n) : name(n) {} + + int index; + basic_string_view name; + } val; +}; + +// Format specifiers with width and precision resolved at formatting rather +// than parsing time to allow reusing the same parsed specifiers with +// different sets of arguments (precompilation of format strings). +template +struct dynamic_format_specs : format_specs { + arg_ref width_ref; + arg_ref precision_ref; +}; + +// Converts a character to ASCII. Returns '\0' on conversion failure. +template ::value)> +constexpr auto to_ascii(Char c) -> char { + return c <= 0xff ? static_cast(c) : '\0'; +} +template ::value)> +constexpr auto to_ascii(Char c) -> char { + return c <= 0xff ? static_cast(c) : '\0'; +} + +// Returns the number of code units in a code point or 1 on error. +template +FMT_CONSTEXPR auto code_point_length(const Char* begin) -> int { + if (const_check(sizeof(Char) != 1)) return 1; + auto c = static_cast(*begin); + return static_cast((0x3a55000000000000ull >> (2 * (c >> 3))) & 0x3) + 1; +} + +// Return the result via the out param to workaround gcc bug 77539. +template +FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr& out) -> bool { + for (out = first; out != last; ++out) { + if (*out == value) return true; + } + return false; +} + +template <> +inline auto find(const char* first, const char* last, char value, + const char*& out) -> bool { + out = static_cast( + std::memchr(first, value, to_unsigned(last - first))); + return out != nullptr; +} + +// Parses the range [begin, end) as an unsigned integer. This function assumes +// that the range is non-empty and the first character is a digit. +template +FMT_CONSTEXPR auto parse_nonnegative_int(const Char*& begin, const Char* end, + int error_value) noexcept -> int { + FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); + unsigned value = 0, prev = 0; + auto p = begin; + do { + prev = value; + value = value * 10 + unsigned(*p - '0'); + ++p; + } while (p != end && '0' <= *p && *p <= '9'); + auto num_digits = p - begin; + begin = p; + if (num_digits <= std::numeric_limits::digits10) + return static_cast(value); + // Check for overflow. + const unsigned max = to_unsigned((std::numeric_limits::max)()); + return num_digits == std::numeric_limits::digits10 + 1 && + prev * 10ull + unsigned(p[-1] - '0') <= max + ? static_cast(value) + : error_value; +} + +FMT_CONSTEXPR inline auto parse_align(char c) -> align_t { + switch (c) { + case '<': + return align::left; + case '>': + return align::right; + case '^': + return align::center; + } + return align::none; +} + +template constexpr auto is_name_start(Char c) -> bool { + return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || c == '_'; +} + +template +FMT_CONSTEXPR auto do_parse_arg_id(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + Char c = *begin; + if (c >= '0' && c <= '9') { + int index = 0; + constexpr int max = (std::numeric_limits::max)(); + if (c != '0') + index = parse_nonnegative_int(begin, end, max); + else + ++begin; + if (begin == end || (*begin != '}' && *begin != ':')) + throw_format_error("invalid format string"); + else + handler.on_index(index); + return begin; + } + if (!is_name_start(c)) { + throw_format_error("invalid format string"); + return begin; + } + auto it = begin; + do { + ++it; + } while (it != end && (is_name_start(*it) || ('0' <= *it && *it <= '9'))); + handler.on_name({begin, to_unsigned(it - begin)}); + return it; +} + +template +FMT_CONSTEXPR FMT_INLINE auto parse_arg_id(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + FMT_ASSERT(begin != end, ""); + Char c = *begin; + if (c != '}' && c != ':') return do_parse_arg_id(begin, end, handler); + handler.on_auto(); + return begin; +} + +template struct dynamic_spec_id_handler { + basic_format_parse_context& ctx; + arg_ref& ref; + + FMT_CONSTEXPR void on_auto() { + int id = ctx.next_arg_id(); + ref = arg_ref(id); + ctx.check_dynamic_spec(id); + } + FMT_CONSTEXPR void on_index(int id) { + ref = arg_ref(id); + ctx.check_arg_id(id); + ctx.check_dynamic_spec(id); + } + FMT_CONSTEXPR void on_name(basic_string_view id) { + ref = arg_ref(id); + ctx.check_arg_id(id); + } +}; + +// Parses [integer | "{" [arg_id] "}"]. +template +FMT_CONSTEXPR auto parse_dynamic_spec(const Char* begin, const Char* end, + int& value, arg_ref& ref, + basic_format_parse_context& ctx) + -> const Char* { + FMT_ASSERT(begin != end, ""); + if ('0' <= *begin && *begin <= '9') { + int val = parse_nonnegative_int(begin, end, -1); + if (val != -1) + value = val; + else + throw_format_error("number is too big"); + } else if (*begin == '{') { + ++begin; + auto handler = dynamic_spec_id_handler{ctx, ref}; + if (begin != end) begin = parse_arg_id(begin, end, handler); + if (begin != end && *begin == '}') return ++begin; + throw_format_error("invalid format string"); + } + return begin; +} + +template +FMT_CONSTEXPR auto parse_precision(const Char* begin, const Char* end, + int& value, arg_ref& ref, + basic_format_parse_context& ctx) + -> const Char* { + ++begin; + if (begin == end || *begin == '}') { + throw_format_error("invalid precision"); + return begin; + } + return parse_dynamic_spec(begin, end, value, ref, ctx); +} + +enum class state { start, align, sign, hash, zero, width, precision, locale }; + +// Parses standard format specifiers. +template +FMT_CONSTEXPR FMT_INLINE auto parse_format_specs( + const Char* begin, const Char* end, dynamic_format_specs& specs, + basic_format_parse_context& ctx, type arg_type) -> const Char* { + auto c = '\0'; + if (end - begin > 1) { + auto next = to_ascii(begin[1]); + c = parse_align(next) == align::none ? to_ascii(*begin) : '\0'; + } else { + if (begin == end) return begin; + c = to_ascii(*begin); + } + + struct { + state current_state = state::start; + FMT_CONSTEXPR void operator()(state s, bool valid = true) { + if (current_state >= s || !valid) + throw_format_error("invalid format specifier"); + current_state = s; + } + } enter_state; + + using pres = presentation_type; + constexpr auto integral_set = sint_set | uint_set | bool_set | char_set; + struct { + const Char*& begin; + dynamic_format_specs& specs; + type arg_type; + + FMT_CONSTEXPR auto operator()(pres pres_type, int set) -> const Char* { + if (!in(arg_type, set)) { + if (arg_type == type::none_type) return begin; + throw_format_error("invalid format specifier"); + } + specs.type = pres_type; + return begin + 1; + } + } parse_presentation_type{begin, specs, arg_type}; + + for (;;) { + switch (c) { + case '<': + case '>': + case '^': + enter_state(state::align); + specs.align = parse_align(c); + ++begin; + break; + case '+': + case '-': + case ' ': + if (arg_type == type::none_type) return begin; + enter_state(state::sign, in(arg_type, sint_set | float_set)); + switch (c) { + case '+': + specs.sign = sign::plus; + break; + case '-': + specs.sign = sign::minus; + break; + case ' ': + specs.sign = sign::space; + break; + } + ++begin; + break; + case '#': + if (arg_type == type::none_type) return begin; + enter_state(state::hash, is_arithmetic_type(arg_type)); + specs.alt = true; + ++begin; + break; + case '0': + enter_state(state::zero); + if (!is_arithmetic_type(arg_type)) { + if (arg_type == type::none_type) return begin; + throw_format_error("format specifier requires numeric argument"); + } + if (specs.align == align::none) { + // Ignore 0 if align is specified for compatibility with std::format. + specs.align = align::numeric; + specs.fill[0] = Char('0'); + } + ++begin; + break; + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + case '{': + enter_state(state::width); + begin = parse_dynamic_spec(begin, end, specs.width, specs.width_ref, ctx); + break; + case '.': + if (arg_type == type::none_type) return begin; + enter_state(state::precision, + in(arg_type, float_set | string_set | cstring_set)); + begin = parse_precision(begin, end, specs.precision, specs.precision_ref, + ctx); + break; + case 'L': + if (arg_type == type::none_type) return begin; + enter_state(state::locale, is_arithmetic_type(arg_type)); + specs.localized = true; + ++begin; + break; + case 'd': + return parse_presentation_type(pres::dec, integral_set); + case 'o': + return parse_presentation_type(pres::oct, integral_set); + case 'x': + return parse_presentation_type(pres::hex_lower, integral_set); + case 'X': + return parse_presentation_type(pres::hex_upper, integral_set); + case 'b': + return parse_presentation_type(pres::bin_lower, integral_set); + case 'B': + return parse_presentation_type(pres::bin_upper, integral_set); + case 'a': + return parse_presentation_type(pres::hexfloat_lower, float_set); + case 'A': + return parse_presentation_type(pres::hexfloat_upper, float_set); + case 'e': + return parse_presentation_type(pres::exp_lower, float_set); + case 'E': + return parse_presentation_type(pres::exp_upper, float_set); + case 'f': + return parse_presentation_type(pres::fixed_lower, float_set); + case 'F': + return parse_presentation_type(pres::fixed_upper, float_set); + case 'g': + return parse_presentation_type(pres::general_lower, float_set); + case 'G': + return parse_presentation_type(pres::general_upper, float_set); + case 'c': + if (arg_type == type::bool_type) + throw_format_error("invalid format specifier"); + return parse_presentation_type(pres::chr, integral_set); + case 's': + return parse_presentation_type(pres::string, + bool_set | string_set | cstring_set); + case 'p': + return parse_presentation_type(pres::pointer, pointer_set | cstring_set); + case '?': + return parse_presentation_type(pres::debug, + char_set | string_set | cstring_set); + case '}': + return begin; + default: { + if (*begin == '}') return begin; + // Parse fill and alignment. + auto fill_end = begin + code_point_length(begin); + if (end - fill_end <= 0) { + throw_format_error("invalid format specifier"); + return begin; + } + if (*begin == '{') { + throw_format_error("invalid fill character '{'"); + return begin; + } + auto align = parse_align(to_ascii(*fill_end)); + enter_state(state::align, align != align::none); + specs.fill = {begin, to_unsigned(fill_end - begin)}; + specs.align = align; + begin = fill_end + 1; + } + } + if (begin == end) return begin; + c = to_ascii(*begin); + } +} + +template +FMT_CONSTEXPR auto parse_replacement_field(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + struct id_adapter { + Handler& handler; + int arg_id; + + FMT_CONSTEXPR void on_auto() { arg_id = handler.on_arg_id(); } + FMT_CONSTEXPR void on_index(int id) { arg_id = handler.on_arg_id(id); } + FMT_CONSTEXPR void on_name(basic_string_view id) { + arg_id = handler.on_arg_id(id); + } + }; + + ++begin; + if (begin == end) return handler.on_error("invalid format string"), end; + if (*begin == '}') { + handler.on_replacement_field(handler.on_arg_id(), begin); + } else if (*begin == '{') { + handler.on_text(begin, begin + 1); + } else { + auto adapter = id_adapter{handler, 0}; + begin = parse_arg_id(begin, end, adapter); + Char c = begin != end ? *begin : Char(); + if (c == '}') { + handler.on_replacement_field(adapter.arg_id, begin); + } else if (c == ':') { + begin = handler.on_format_specs(adapter.arg_id, begin + 1, end); + if (begin == end || *begin != '}') + return handler.on_error("unknown format specifier"), end; + } else { + return handler.on_error("missing '}' in format string"), end; + } + } + return begin + 1; +} + +template +FMT_CONSTEXPR FMT_INLINE void parse_format_string( + basic_string_view format_str, Handler&& handler) { + auto begin = format_str.data(); + auto end = begin + format_str.size(); + if (end - begin < 32) { + // Use a simple loop instead of memchr for small strings. + const Char* p = begin; + while (p != end) { + auto c = *p++; + if (c == '{') { + handler.on_text(begin, p - 1); + begin = p = parse_replacement_field(p - 1, end, handler); + } else if (c == '}') { + if (p == end || *p != '}') + return handler.on_error("unmatched '}' in format string"); + handler.on_text(begin, p); + begin = ++p; + } + } + handler.on_text(begin, end); + return; + } + struct writer { + FMT_CONSTEXPR void operator()(const Char* from, const Char* to) { + if (from == to) return; + for (;;) { + const Char* p = nullptr; + if (!find(from, to, Char('}'), p)) + return handler_.on_text(from, to); + ++p; + if (p == to || *p != '}') + return handler_.on_error("unmatched '}' in format string"); + handler_.on_text(from, p); + from = p + 1; + } + } + Handler& handler_; + } write = {handler}; + while (begin != end) { + // Doing two passes with memchr (one for '{' and another for '}') is up to + // 2.5x faster than the naive one-pass implementation on big format strings. + const Char* p = begin; + if (*begin != '{' && !find(begin + 1, end, Char('{'), p)) + return write(begin, end); + write(begin, p); + begin = parse_replacement_field(p, end, handler); + } +} + +template ::value> struct strip_named_arg { + using type = T; +}; +template struct strip_named_arg { + using type = remove_cvref_t; +}; + +template +FMT_CONSTEXPR auto parse_format_specs(ParseContext& ctx) + -> decltype(ctx.begin()) { + using char_type = typename ParseContext::char_type; + using context = buffer_context; + using mapped_type = conditional_t< + mapped_type_constant::value != type::custom_type, + decltype(arg_mapper().map(std::declval())), + typename strip_named_arg::type>; +#if defined(__cpp_if_constexpr) + if constexpr (std::is_default_constructible< + formatter>::value) { + return formatter().parse(ctx); + } else { + type_is_unformattable_for _; + return ctx.begin(); + } +#else + return formatter().parse(ctx); +#endif +} + +// Checks char specs and returns true iff the presentation type is char-like. +template +FMT_CONSTEXPR auto check_char_specs(const format_specs& specs) -> bool { + if (specs.type != presentation_type::none && + specs.type != presentation_type::chr && + specs.type != presentation_type::debug) { + return false; + } + if (specs.align == align::numeric || specs.sign != sign::none || specs.alt) + throw_format_error("invalid format specifier for char"); + return true; +} + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template +constexpr auto get_arg_index_by_name(basic_string_view name) -> int { + if constexpr (is_statically_named_arg()) { + if (name == T::name) return N; + } + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name(name); + (void)name; // Workaround an MSVC bug about "unused" parameter. + return -1; +} +#endif + +template +FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view name) -> int { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name<0, Args...>(name); +#endif + (void)name; + return -1; +} + +template class format_string_checker { + private: + using parse_context_type = compile_parse_context; + static constexpr int num_args = sizeof...(Args); + + // Format specifier parsing function. + // In the future basic_format_parse_context will replace compile_parse_context + // here and will use is_constant_evaluated and downcasting to access the data + // needed for compile-time checks: https://godbolt.org/z/GvWzcTjh1. + using parse_func = const Char* (*)(parse_context_type&); + + type types_[num_args > 0 ? static_cast(num_args) : 1]; + parse_context_type context_; + parse_func parse_funcs_[num_args > 0 ? static_cast(num_args) : 1]; + + public: + explicit FMT_CONSTEXPR format_string_checker(basic_string_view fmt) + : types_{mapped_type_constant>::value...}, + context_(fmt, num_args, types_), + parse_funcs_{&parse_format_specs...} {} + + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + + FMT_CONSTEXPR auto on_arg_id() -> int { return context_.next_arg_id(); } + FMT_CONSTEXPR auto on_arg_id(int id) -> int { + return context_.check_arg_id(id), id; + } + FMT_CONSTEXPR auto on_arg_id(basic_string_view id) -> int { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + auto index = get_arg_index_by_name(id); + if (index < 0) on_error("named argument is not found"); + return index; +#else + (void)id; + on_error("compile-time checks for named arguments require C++20 support"); + return 0; +#endif + } + + FMT_CONSTEXPR void on_replacement_field(int id, const Char* begin) { + on_format_specs(id, begin, begin); // Call parse() on empty specs. + } + + FMT_CONSTEXPR auto on_format_specs(int id, const Char* begin, const Char*) + -> const Char* { + context_.advance_to(begin); + // id >= 0 check is a workaround for gcc 10 bug (#2065). + return id >= 0 && id < num_args ? parse_funcs_[id](context_) : begin; + } + + FMT_CONSTEXPR void on_error(const char* message) { + throw_format_error(message); + } +}; + +// Reports a compile-time error if S is not a valid format string. +template ::value)> +FMT_INLINE void check_format_string(const S&) { +#ifdef FMT_ENFORCE_COMPILE_STRING + static_assert(is_compile_string::value, + "FMT_ENFORCE_COMPILE_STRING requires all format strings to use " + "FMT_STRING."); +#endif +} +template ::value)> +void check_format_string(S format_str) { + using char_t = typename S::char_type; + FMT_CONSTEXPR auto s = basic_string_view(format_str); + using checker = format_string_checker...>; + FMT_CONSTEXPR bool error = (parse_format_string(s, checker(s)), true); + ignore_unused(error); +} + +template struct vformat_args { + using type = basic_format_args< + basic_format_context>, Char>>; +}; +template <> struct vformat_args { + using type = format_args; +}; + +// Use vformat_args and avoid type_identity to keep symbols short. +template +void vformat_to(buffer& buf, basic_string_view fmt, + typename vformat_args::type args, locale_ref loc = {}); + +FMT_API void vprint_mojibake(std::FILE*, string_view, format_args); +#ifndef _WIN32 +inline void vprint_mojibake(std::FILE*, string_view, format_args) {} +#endif +} // namespace detail + +FMT_BEGIN_EXPORT + +// A formatter specialization for natively supported types. +template +struct formatter::value != + detail::type::custom_type>> { + private: + detail::dynamic_format_specs specs_; + + public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const Char* { + auto type = detail::type_constant::value; + auto end = + detail::parse_format_specs(ctx.begin(), ctx.end(), specs_, ctx, type); + if (type == detail::type::char_type) detail::check_char_specs(specs_); + return end; + } + + template ::value, + FMT_ENABLE_IF(U == detail::type::string_type || + U == detail::type::cstring_type || + U == detail::type::char_type)> + FMT_CONSTEXPR void set_debug_format(bool set = true) { + specs_.type = set ? presentation_type::debug : presentation_type::none; + } + + template + FMT_CONSTEXPR auto format(const T& val, FormatContext& ctx) const + -> decltype(ctx.out()); +}; + +template struct runtime_format_string { + basic_string_view str; +}; + +/** A compile-time format string. */ +template class basic_format_string { + private: + basic_string_view str_; + + public: + template >::value)> + FMT_CONSTEVAL FMT_INLINE basic_format_string(const S& s) : str_(s) { + static_assert( + detail::count< + (std::is_base_of>::value && + std::is_reference::value)...>() == 0, + "passing views as lvalues is disallowed"); +#ifdef FMT_HAS_CONSTEVAL + if constexpr (detail::count_named_args() == + detail::count_statically_named_args()) { + using checker = + detail::format_string_checker...>; + detail::parse_format_string(str_, checker(s)); + } +#else + detail::check_format_string(s); +#endif + } + basic_format_string(runtime_format_string fmt) : str_(fmt.str) {} + + FMT_INLINE operator basic_string_view() const { return str_; } + FMT_INLINE auto get() const -> basic_string_view { return str_; } +}; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +// Workaround broken conversion on older gcc. +template using format_string = string_view; +inline auto runtime(string_view s) -> string_view { return s; } +#else +template +using format_string = basic_format_string...>; +/** + \rst + Creates a runtime format string. + + **Example**:: + + // Check format string at runtime instead of compile-time. + fmt::print(fmt::runtime("{:d}"), "I am not a number"); + \endrst + */ +inline auto runtime(string_view s) -> runtime_format_string<> { return {{s}}; } +#endif + +FMT_API auto vformat(string_view fmt, format_args args) -> std::string; + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and returns the result + as a string. + + **Example**:: + + #include + std::string message = fmt::format("The answer is {}.", 42); + \endrst +*/ +template +FMT_NODISCARD FMT_INLINE auto format(format_string fmt, T&&... args) + -> std::string { + return vformat(fmt, fmt::make_format_args(args...)); +} + +/** Formats a string and writes the output to ``out``. */ +template ::value)> +auto vformat_to(OutputIt out, string_view fmt, format_args args) -> OutputIt { + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, fmt, args, {}); + return detail::get_iterator(buf, out); +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt``, writes the result to + the output iterator ``out`` and returns the iterator past the end of the output + range. `format_to` does not append a terminating null character. + + **Example**:: + + auto out = std::vector(); + fmt::format_to(std::back_inserter(out), "{}", 42); + \endrst + */ +template ::value)> +FMT_INLINE auto format_to(OutputIt out, format_string fmt, T&&... args) + -> OutputIt { + return vformat_to(out, fmt, fmt::make_format_args(args...)); +} + +template struct format_to_n_result { + /** Iterator past the end of the output range. */ + OutputIt out; + /** Total (not truncated) output size. */ + size_t size; +}; + +template ::value)> +auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) + -> format_to_n_result { + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer(out, n); + detail::vformat_to(buf, fmt, args, {}); + return {buf.out(), buf.count()}; +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt``, writes up to ``n`` + characters of the result to the output iterator ``out`` and returns the total + (not truncated) output size and the iterator past the end of the output range. + `format_to_n` does not append a terminating null character. + \endrst + */ +template ::value)> +FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string fmt, + T&&... args) -> format_to_n_result { + return vformat_to_n(out, n, fmt, fmt::make_format_args(args...)); +} + +/** Returns the number of chars in the output of ``format(fmt, args...)``. */ +template +FMT_NODISCARD FMT_INLINE auto formatted_size(format_string fmt, + T&&... args) -> size_t { + auto buf = detail::counting_buffer<>(); + detail::vformat_to(buf, fmt, fmt::make_format_args(args...), {}); + return buf.count(); +} + +FMT_API void vprint(string_view fmt, format_args args); +FMT_API void vprint(std::FILE* f, string_view fmt, format_args args); + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and writes the output + to ``stdout``. + + **Example**:: + + fmt::print("Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template +FMT_INLINE void print(format_string fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(fmt, vargs) + : detail::vprint_mojibake(stdout, fmt, vargs); +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file ``f``. + + **Example**:: + + fmt::print(stderr, "Don't {}!", "panic"); + \endrst + */ +template +FMT_INLINE void print(std::FILE* f, format_string fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(f, fmt, vargs) + : detail::vprint_mojibake(f, fmt, vargs); +} + +/** + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file ``f`` followed by a newline. + */ +template +FMT_INLINE void println(std::FILE* f, format_string fmt, T&&... args) { + return fmt::print(f, "{}\n", fmt::format(fmt, std::forward(args)...)); +} + +/** + Formats ``args`` according to specifications in ``fmt`` and writes the output + to ``stdout`` followed by a newline. + */ +template +FMT_INLINE void println(format_string fmt, T&&... args) { + return fmt::println(stdout, fmt, std::forward(args)...); +} + +FMT_END_EXPORT +FMT_GCC_PRAGMA("GCC pop_options") +FMT_END_NAMESPACE + +#ifdef FMT_HEADER_ONLY +# include "format.h" +#endif +#endif // FMT_CORE_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/fmt.license.rst b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/fmt.license.rst new file mode 100644 index 0000000000000000000000000000000000000000..f0ec3db4d2a03368a9f1357b38e79486bdf41076 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/fmt.license.rst @@ -0,0 +1,27 @@ +Copyright (c) 2012 - present, Victor Zverovich + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +--- Optional exception to the license --- + +As an exception, if, as a result of your compiling your source code, portions +of this Software are embedded into a machine-executable object form of such +source code, you may redistribute such embedded portions in such object form +without including the above copyright and permission notices. diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/format-inl.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/format-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..efac5d1f88fef3f9f074ccb46e13bc78caaa762c --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/format-inl.h @@ -0,0 +1,1678 @@ +// Formatting library for C++ - implementation +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_FORMAT_INL_H_ +#define FMT_FORMAT_INL_H_ + +#include +#include // errno +#include +#include +#include + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +# include +#endif + +#if defined(_WIN32) && !defined(FMT_WINDOWS_NO_WCHAR) +# include // _isatty +#endif + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail { + +FMT_FUNC void assert_fail(const char* file, int line, const char* message) { + // Use unchecked std::fprintf to avoid triggering another assertion when + // writing to stderr fails + std::fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message); + // Chosen instead of std::abort to satisfy Clang in CUDA mode during device + // code pass. + std::terminate(); +} + +FMT_FUNC void throw_format_error(const char* message) { + FMT_THROW(format_error(message)); +} + +FMT_FUNC void format_error_code(detail::buffer& out, int error_code, + string_view message) noexcept { + // Report error code making sure that the output fits into + // inline_buffer_size to avoid dynamic memory allocation and potential + // bad_alloc. + out.try_resize(0); + static const char SEP[] = ": "; + static const char ERROR_STR[] = "error "; + // Subtract 2 to account for terminating null characters in SEP and ERROR_STR. + size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2; + auto abs_value = static_cast>(error_code); + if (detail::is_negative(error_code)) { + abs_value = 0 - abs_value; + ++error_code_size; + } + error_code_size += detail::to_unsigned(detail::count_digits(abs_value)); + auto it = buffer_appender(out); + if (message.size() <= inline_buffer_size - error_code_size) + fmt::format_to(it, FMT_STRING("{}{}"), message, SEP); + fmt::format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code); + FMT_ASSERT(out.size() <= inline_buffer_size, ""); +} + +FMT_FUNC void report_error(format_func func, int error_code, + const char* message) noexcept { + memory_buffer full_message; + func(full_message, error_code, message); + // Don't use fwrite_fully because the latter may throw. + if (std::fwrite(full_message.data(), full_message.size(), 1, stderr) > 0) + std::fputc('\n', stderr); +} + +// A wrapper around fwrite that throws on error. +inline void fwrite_fully(const void* ptr, size_t count, FILE* stream) { + size_t written = std::fwrite(ptr, 1, count, stream); + if (written < count) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +template +locale_ref::locale_ref(const Locale& loc) : locale_(&loc) { + static_assert(std::is_same::value, ""); +} + +template auto locale_ref::get() const -> Locale { + static_assert(std::is_same::value, ""); + return locale_ ? *static_cast(locale_) : std::locale(); +} + +template +FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result { + auto& facet = std::use_facet>(loc.get()); + auto grouping = facet.grouping(); + auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep(); + return {std::move(grouping), thousands_sep}; +} +template +FMT_FUNC auto decimal_point_impl(locale_ref loc) -> Char { + return std::use_facet>(loc.get()) + .decimal_point(); +} +#else +template +FMT_FUNC auto thousands_sep_impl(locale_ref) -> thousands_sep_result { + return {"\03", FMT_STATIC_THOUSANDS_SEPARATOR}; +} +template FMT_FUNC Char decimal_point_impl(locale_ref) { + return '.'; +} +#endif + +FMT_FUNC auto write_loc(appender out, loc_value value, + const format_specs<>& specs, locale_ref loc) -> bool { +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR + auto locale = loc.get(); + // We cannot use the num_put facet because it may produce output in + // a wrong encoding. + using facet = format_facet; + if (std::has_facet(locale)) + return std::use_facet(locale).put(out, value, specs); + return facet(locale).put(out, value, specs); +#endif + return false; +} +} // namespace detail + +template typename Locale::id format_facet::id; + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +template format_facet::format_facet(Locale& loc) { + auto& numpunct = std::use_facet>(loc); + grouping_ = numpunct.grouping(); + if (!grouping_.empty()) separator_ = std::string(1, numpunct.thousands_sep()); +} + +template <> +FMT_API FMT_FUNC auto format_facet::do_put( + appender out, loc_value val, const format_specs<>& specs) const -> bool { + return val.visit( + detail::loc_writer<>{out, specs, separator_, grouping_, decimal_point_}); +} +#endif + +FMT_FUNC auto vsystem_error(int error_code, string_view fmt, format_args args) + -> std::system_error { + auto ec = std::error_code(error_code, std::generic_category()); + return std::system_error(ec, vformat(fmt, args)); +} + +namespace detail { + +template +inline auto operator==(basic_fp x, basic_fp y) -> bool { + return x.f == y.f && x.e == y.e; +} + +// Compilers should be able to optimize this into the ror instruction. +FMT_CONSTEXPR inline auto rotr(uint32_t n, uint32_t r) noexcept -> uint32_t { + r &= 31; + return (n >> r) | (n << (32 - r)); +} +FMT_CONSTEXPR inline auto rotr(uint64_t n, uint32_t r) noexcept -> uint64_t { + r &= 63; + return (n >> r) | (n << (64 - r)); +} + +// Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. +namespace dragonbox { +// Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a +// 64-bit unsigned integer. +inline auto umul96_upper64(uint32_t x, uint64_t y) noexcept -> uint64_t { + return umul128_upper64(static_cast(x) << 32, y); +} + +// Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a +// 128-bit unsigned integer. +inline auto umul192_lower128(uint64_t x, uint128_fallback y) noexcept + -> uint128_fallback { + uint64_t high = x * y.high(); + uint128_fallback high_low = umul128(x, y.low()); + return {high + high_low.high(), high_low.low()}; +} + +// Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a +// 64-bit unsigned integer. +inline auto umul96_lower64(uint32_t x, uint64_t y) noexcept -> uint64_t { + return x * y; +} + +// Various fast log computations. +inline auto floor_log10_pow2_minus_log10_4_over_3(int e) noexcept -> int { + FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent"); + return (e * 631305 - 261663) >> 21; +} + +FMT_INLINE_VARIABLE constexpr struct { + uint32_t divisor; + int shift_amount; +} div_small_pow10_infos[] = {{10, 16}, {100, 16}}; + +// Replaces n by floor(n / pow(10, N)) returning true if and only if n is +// divisible by pow(10, N). +// Precondition: n <= pow(10, N + 1). +template +auto check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept -> bool { + // The numbers below are chosen such that: + // 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100, + // 2. nm mod 2^k < m if and only if n is divisible by d, + // where m is magic_number, k is shift_amount + // and d is divisor. + // + // Item 1 is a common technique of replacing division by a constant with + // multiplication, see e.g. "Division by Invariant Integers Using + // Multiplication" by Granlund and Montgomery (1994). magic_number (m) is set + // to ceil(2^k/d) for large enough k. + // The idea for item 2 originates from Schubfach. + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + n *= magic_number; + const uint32_t comparison_mask = (1u << info.shift_amount) - 1; + bool result = (n & comparison_mask) < magic_number; + n >>= info.shift_amount; + return result; +} + +// Computes floor(n / pow(10, N)) for small n and N. +// Precondition: n <= pow(10, N + 1). +template auto small_division_by_pow10(uint32_t n) noexcept -> uint32_t { + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + return (n * magic_number) >> info.shift_amount; +} + +// Computes floor(n / 10^(kappa + 1)) (float) +inline auto divide_by_10_to_kappa_plus_1(uint32_t n) noexcept -> uint32_t { + // 1374389535 = ceil(2^37/100) + return static_cast((static_cast(n) * 1374389535) >> 37); +} +// Computes floor(n / 10^(kappa + 1)) (double) +inline auto divide_by_10_to_kappa_plus_1(uint64_t n) noexcept -> uint64_t { + // 2361183241434822607 = ceil(2^(64+7)/1000) + return umul128_upper64(n, 2361183241434822607ull) >> 7; +} + +// Various subroutines using pow10 cache +template struct cache_accessor; + +template <> struct cache_accessor { + using carrier_uint = float_info::carrier_uint; + using cache_entry_type = uint64_t; + + static auto get_cached_power(int k) noexcept -> uint64_t { + FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, + "k is out of range"); + static constexpr const uint64_t pow10_significands[] = { + 0x81ceb32c4b43fcf5, 0xa2425ff75e14fc32, 0xcad2f7f5359a3b3f, + 0xfd87b5f28300ca0e, 0x9e74d1b791e07e49, 0xc612062576589ddb, + 0xf79687aed3eec552, 0x9abe14cd44753b53, 0xc16d9a0095928a28, + 0xf1c90080baf72cb2, 0x971da05074da7bef, 0xbce5086492111aeb, + 0xec1e4a7db69561a6, 0x9392ee8e921d5d08, 0xb877aa3236a4b44a, + 0xe69594bec44de15c, 0x901d7cf73ab0acda, 0xb424dc35095cd810, + 0xe12e13424bb40e14, 0x8cbccc096f5088cc, 0xafebff0bcb24aaff, + 0xdbe6fecebdedd5bf, 0x89705f4136b4a598, 0xabcc77118461cefd, + 0xd6bf94d5e57a42bd, 0x8637bd05af6c69b6, 0xa7c5ac471b478424, + 0xd1b71758e219652c, 0x83126e978d4fdf3c, 0xa3d70a3d70a3d70b, + 0xcccccccccccccccd, 0x8000000000000000, 0xa000000000000000, + 0xc800000000000000, 0xfa00000000000000, 0x9c40000000000000, + 0xc350000000000000, 0xf424000000000000, 0x9896800000000000, + 0xbebc200000000000, 0xee6b280000000000, 0x9502f90000000000, + 0xba43b74000000000, 0xe8d4a51000000000, 0x9184e72a00000000, + 0xb5e620f480000000, 0xe35fa931a0000000, 0x8e1bc9bf04000000, + 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, 0x8ac7230489e80000, + 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, + 0xa968163f0a57b400, 0xd3c21bcecceda100, 0x84595161401484a0, + 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940985, + 0xa18f07d736b90be6, 0xc9f2c9cd04674edf, 0xfc6f7c4045812297, + 0x9dc5ada82b70b59e, 0xc5371912364ce306, 0xf684df56c3e01bc7, + 0x9a130b963a6c115d, 0xc097ce7bc90715b4, 0xf0bdc21abb48db21, + 0x96769950b50d88f5, 0xbc143fa4e250eb32, 0xeb194f8e1ae525fe, + 0x92efd1b8d0cf37bf, 0xb7abc627050305ae, 0xe596b7b0c643c71a, + 0x8f7e32ce7bea5c70, 0xb35dbf821ae4f38c, 0xe0352f62a19e306f}; + return pow10_significands[k - float_info::min_k]; + } + + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static auto compute_mul(carrier_uint u, + const cache_entry_type& cache) noexcept + -> compute_mul_result { + auto r = umul96_upper64(u, cache); + return {static_cast(r >> 32), + static_cast(r) == 0}; + } + + static auto compute_delta(const cache_entry_type& cache, int beta) noexcept + -> uint32_t { + return static_cast(cache >> (64 - 1 - beta)); + } + + static auto compute_mul_parity(carrier_uint two_f, + const cache_entry_type& cache, + int beta) noexcept + -> compute_mul_parity_result { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul96_lower64(two_f, cache); + return {((r >> (64 - beta)) & 1) != 0, + static_cast(r >> (32 - beta)) == 0}; + } + + static auto compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return static_cast( + (cache - (cache >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta)); + } + + static auto compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return static_cast( + (cache + (cache >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta)); + } + + static auto compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return (static_cast( + cache >> (64 - num_significand_bits() - 2 - beta)) + + 1) / + 2; + } +}; + +template <> struct cache_accessor { + using carrier_uint = float_info::carrier_uint; + using cache_entry_type = uint128_fallback; + + static auto get_cached_power(int k) noexcept -> uint128_fallback { + FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, + "k is out of range"); + + static constexpr const uint128_fallback pow10_significands[] = { +#if FMT_USE_FULL_CACHE_DRAGONBOX + {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, + {0x9faacf3df73609b1, 0x77b191618c54e9ad}, + {0xc795830d75038c1d, 0xd59df5b9ef6a2418}, + {0xf97ae3d0d2446f25, 0x4b0573286b44ad1e}, + {0x9becce62836ac577, 0x4ee367f9430aec33}, + {0xc2e801fb244576d5, 0x229c41f793cda740}, + {0xf3a20279ed56d48a, 0x6b43527578c11110}, + {0x9845418c345644d6, 0x830a13896b78aaaa}, + {0xbe5691ef416bd60c, 0x23cc986bc656d554}, + {0xedec366b11c6cb8f, 0x2cbfbe86b7ec8aa9}, + {0x94b3a202eb1c3f39, 0x7bf7d71432f3d6aa}, + {0xb9e08a83a5e34f07, 0xdaf5ccd93fb0cc54}, + {0xe858ad248f5c22c9, 0xd1b3400f8f9cff69}, + {0x91376c36d99995be, 0x23100809b9c21fa2}, + {0xb58547448ffffb2d, 0xabd40a0c2832a78b}, + {0xe2e69915b3fff9f9, 0x16c90c8f323f516d}, + {0x8dd01fad907ffc3b, 0xae3da7d97f6792e4}, + {0xb1442798f49ffb4a, 0x99cd11cfdf41779d}, + {0xdd95317f31c7fa1d, 0x40405643d711d584}, + {0x8a7d3eef7f1cfc52, 0x482835ea666b2573}, + {0xad1c8eab5ee43b66, 0xda3243650005eed0}, + {0xd863b256369d4a40, 0x90bed43e40076a83}, + {0x873e4f75e2224e68, 0x5a7744a6e804a292}, + {0xa90de3535aaae202, 0x711515d0a205cb37}, + {0xd3515c2831559a83, 0x0d5a5b44ca873e04}, + {0x8412d9991ed58091, 0xe858790afe9486c3}, + {0xa5178fff668ae0b6, 0x626e974dbe39a873}, + {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, + {0x80fa687f881c7f8e, 0x7ce66634bc9d0b9a}, + {0xa139029f6a239f72, 0x1c1fffc1ebc44e81}, + {0xc987434744ac874e, 0xa327ffb266b56221}, + {0xfbe9141915d7a922, 0x4bf1ff9f0062baa9}, + {0x9d71ac8fada6c9b5, 0x6f773fc3603db4aa}, + {0xc4ce17b399107c22, 0xcb550fb4384d21d4}, + {0xf6019da07f549b2b, 0x7e2a53a146606a49}, + {0x99c102844f94e0fb, 0x2eda7444cbfc426e}, + {0xc0314325637a1939, 0xfa911155fefb5309}, + {0xf03d93eebc589f88, 0x793555ab7eba27cb}, + {0x96267c7535b763b5, 0x4bc1558b2f3458df}, + {0xbbb01b9283253ca2, 0x9eb1aaedfb016f17}, + {0xea9c227723ee8bcb, 0x465e15a979c1cadd}, + {0x92a1958a7675175f, 0x0bfacd89ec191eca}, + {0xb749faed14125d36, 0xcef980ec671f667c}, + {0xe51c79a85916f484, 0x82b7e12780e7401b}, + {0x8f31cc0937ae58d2, 0xd1b2ecb8b0908811}, + {0xb2fe3f0b8599ef07, 0x861fa7e6dcb4aa16}, + {0xdfbdcece67006ac9, 0x67a791e093e1d49b}, + {0x8bd6a141006042bd, 0xe0c8bb2c5c6d24e1}, + {0xaecc49914078536d, 0x58fae9f773886e19}, + {0xda7f5bf590966848, 0xaf39a475506a899f}, + {0x888f99797a5e012d, 0x6d8406c952429604}, + {0xaab37fd7d8f58178, 0xc8e5087ba6d33b84}, + {0xd5605fcdcf32e1d6, 0xfb1e4a9a90880a65}, + {0x855c3be0a17fcd26, 0x5cf2eea09a550680}, + {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, + {0xd0601d8efc57b08b, 0xf13b94daf124da27}, + {0x823c12795db6ce57, 0x76c53d08d6b70859}, + {0xa2cb1717b52481ed, 0x54768c4b0c64ca6f}, + {0xcb7ddcdda26da268, 0xa9942f5dcf7dfd0a}, + {0xfe5d54150b090b02, 0xd3f93b35435d7c4d}, + {0x9efa548d26e5a6e1, 0xc47bc5014a1a6db0}, + {0xc6b8e9b0709f109a, 0x359ab6419ca1091c}, + {0xf867241c8cc6d4c0, 0xc30163d203c94b63}, + {0x9b407691d7fc44f8, 0x79e0de63425dcf1e}, + {0xc21094364dfb5636, 0x985915fc12f542e5}, + {0xf294b943e17a2bc4, 0x3e6f5b7b17b2939e}, + {0x979cf3ca6cec5b5a, 0xa705992ceecf9c43}, + {0xbd8430bd08277231, 0x50c6ff782a838354}, + {0xece53cec4a314ebd, 0xa4f8bf5635246429}, + {0x940f4613ae5ed136, 0x871b7795e136be9a}, + {0xb913179899f68584, 0x28e2557b59846e40}, + {0xe757dd7ec07426e5, 0x331aeada2fe589d0}, + {0x9096ea6f3848984f, 0x3ff0d2c85def7622}, + {0xb4bca50b065abe63, 0x0fed077a756b53aa}, + {0xe1ebce4dc7f16dfb, 0xd3e8495912c62895}, + {0x8d3360f09cf6e4bd, 0x64712dd7abbbd95d}, + {0xb080392cc4349dec, 0xbd8d794d96aacfb4}, + {0xdca04777f541c567, 0xecf0d7a0fc5583a1}, + {0x89e42caaf9491b60, 0xf41686c49db57245}, + {0xac5d37d5b79b6239, 0x311c2875c522ced6}, + {0xd77485cb25823ac7, 0x7d633293366b828c}, + {0x86a8d39ef77164bc, 0xae5dff9c02033198}, + {0xa8530886b54dbdeb, 0xd9f57f830283fdfd}, + {0xd267caa862a12d66, 0xd072df63c324fd7c}, + {0x8380dea93da4bc60, 0x4247cb9e59f71e6e}, + {0xa46116538d0deb78, 0x52d9be85f074e609}, + {0xcd795be870516656, 0x67902e276c921f8c}, + {0x806bd9714632dff6, 0x00ba1cd8a3db53b7}, + {0xa086cfcd97bf97f3, 0x80e8a40eccd228a5}, + {0xc8a883c0fdaf7df0, 0x6122cd128006b2ce}, + {0xfad2a4b13d1b5d6c, 0x796b805720085f82}, + {0x9cc3a6eec6311a63, 0xcbe3303674053bb1}, + {0xc3f490aa77bd60fc, 0xbedbfc4411068a9d}, + {0xf4f1b4d515acb93b, 0xee92fb5515482d45}, + {0x991711052d8bf3c5, 0x751bdd152d4d1c4b}, + {0xbf5cd54678eef0b6, 0xd262d45a78a0635e}, + {0xef340a98172aace4, 0x86fb897116c87c35}, + {0x9580869f0e7aac0e, 0xd45d35e6ae3d4da1}, + {0xbae0a846d2195712, 0x8974836059cca10a}, + {0xe998d258869facd7, 0x2bd1a438703fc94c}, + {0x91ff83775423cc06, 0x7b6306a34627ddd0}, + {0xb67f6455292cbf08, 0x1a3bc84c17b1d543}, + {0xe41f3d6a7377eeca, 0x20caba5f1d9e4a94}, + {0x8e938662882af53e, 0x547eb47b7282ee9d}, + {0xb23867fb2a35b28d, 0xe99e619a4f23aa44}, + {0xdec681f9f4c31f31, 0x6405fa00e2ec94d5}, + {0x8b3c113c38f9f37e, 0xde83bc408dd3dd05}, + {0xae0b158b4738705e, 0x9624ab50b148d446}, + {0xd98ddaee19068c76, 0x3badd624dd9b0958}, + {0x87f8a8d4cfa417c9, 0xe54ca5d70a80e5d7}, + {0xa9f6d30a038d1dbc, 0x5e9fcf4ccd211f4d}, + {0xd47487cc8470652b, 0x7647c32000696720}, + {0x84c8d4dfd2c63f3b, 0x29ecd9f40041e074}, + {0xa5fb0a17c777cf09, 0xf468107100525891}, + {0xcf79cc9db955c2cc, 0x7182148d4066eeb5}, + {0x81ac1fe293d599bf, 0xc6f14cd848405531}, + {0xa21727db38cb002f, 0xb8ada00e5a506a7d}, + {0xca9cf1d206fdc03b, 0xa6d90811f0e4851d}, + {0xfd442e4688bd304a, 0x908f4a166d1da664}, + {0x9e4a9cec15763e2e, 0x9a598e4e043287ff}, + {0xc5dd44271ad3cdba, 0x40eff1e1853f29fe}, + {0xf7549530e188c128, 0xd12bee59e68ef47d}, + {0x9a94dd3e8cf578b9, 0x82bb74f8301958cf}, + {0xc13a148e3032d6e7, 0xe36a52363c1faf02}, + {0xf18899b1bc3f8ca1, 0xdc44e6c3cb279ac2}, + {0x96f5600f15a7b7e5, 0x29ab103a5ef8c0ba}, + {0xbcb2b812db11a5de, 0x7415d448f6b6f0e8}, + {0xebdf661791d60f56, 0x111b495b3464ad22}, + {0x936b9fcebb25c995, 0xcab10dd900beec35}, + {0xb84687c269ef3bfb, 0x3d5d514f40eea743}, + {0xe65829b3046b0afa, 0x0cb4a5a3112a5113}, + {0x8ff71a0fe2c2e6dc, 0x47f0e785eaba72ac}, + {0xb3f4e093db73a093, 0x59ed216765690f57}, + {0xe0f218b8d25088b8, 0x306869c13ec3532d}, + {0x8c974f7383725573, 0x1e414218c73a13fc}, + {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, + {0xdbac6c247d62a583, 0xdf45f746b74abf3a}, + {0x894bc396ce5da772, 0x6b8bba8c328eb784}, + {0xab9eb47c81f5114f, 0x066ea92f3f326565}, + {0xd686619ba27255a2, 0xc80a537b0efefebe}, + {0x8613fd0145877585, 0xbd06742ce95f5f37}, + {0xa798fc4196e952e7, 0x2c48113823b73705}, + {0xd17f3b51fca3a7a0, 0xf75a15862ca504c6}, + {0x82ef85133de648c4, 0x9a984d73dbe722fc}, + {0xa3ab66580d5fdaf5, 0xc13e60d0d2e0ebbb}, + {0xcc963fee10b7d1b3, 0x318df905079926a9}, + {0xffbbcfe994e5c61f, 0xfdf17746497f7053}, + {0x9fd561f1fd0f9bd3, 0xfeb6ea8bedefa634}, + {0xc7caba6e7c5382c8, 0xfe64a52ee96b8fc1}, + {0xf9bd690a1b68637b, 0x3dfdce7aa3c673b1}, + {0x9c1661a651213e2d, 0x06bea10ca65c084f}, + {0xc31bfa0fe5698db8, 0x486e494fcff30a63}, + {0xf3e2f893dec3f126, 0x5a89dba3c3efccfb}, + {0x986ddb5c6b3a76b7, 0xf89629465a75e01d}, + {0xbe89523386091465, 0xf6bbb397f1135824}, + {0xee2ba6c0678b597f, 0x746aa07ded582e2d}, + {0x94db483840b717ef, 0xa8c2a44eb4571cdd}, + {0xba121a4650e4ddeb, 0x92f34d62616ce414}, + {0xe896a0d7e51e1566, 0x77b020baf9c81d18}, + {0x915e2486ef32cd60, 0x0ace1474dc1d122f}, + {0xb5b5ada8aaff80b8, 0x0d819992132456bb}, + {0xe3231912d5bf60e6, 0x10e1fff697ed6c6a}, + {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, + {0xb1736b96b6fd83b3, 0xbd308ff8a6b17cb3}, + {0xddd0467c64bce4a0, 0xac7cb3f6d05ddbdf}, + {0x8aa22c0dbef60ee4, 0x6bcdf07a423aa96c}, + {0xad4ab7112eb3929d, 0x86c16c98d2c953c7}, + {0xd89d64d57a607744, 0xe871c7bf077ba8b8}, + {0x87625f056c7c4a8b, 0x11471cd764ad4973}, + {0xa93af6c6c79b5d2d, 0xd598e40d3dd89bd0}, + {0xd389b47879823479, 0x4aff1d108d4ec2c4}, + {0x843610cb4bf160cb, 0xcedf722a585139bb}, + {0xa54394fe1eedb8fe, 0xc2974eb4ee658829}, + {0xce947a3da6a9273e, 0x733d226229feea33}, + {0x811ccc668829b887, 0x0806357d5a3f5260}, + {0xa163ff802a3426a8, 0xca07c2dcb0cf26f8}, + {0xc9bcff6034c13052, 0xfc89b393dd02f0b6}, + {0xfc2c3f3841f17c67, 0xbbac2078d443ace3}, + {0x9d9ba7832936edc0, 0xd54b944b84aa4c0e}, + {0xc5029163f384a931, 0x0a9e795e65d4df12}, + {0xf64335bcf065d37d, 0x4d4617b5ff4a16d6}, + {0x99ea0196163fa42e, 0x504bced1bf8e4e46}, + {0xc06481fb9bcf8d39, 0xe45ec2862f71e1d7}, + {0xf07da27a82c37088, 0x5d767327bb4e5a4d}, + {0x964e858c91ba2655, 0x3a6a07f8d510f870}, + {0xbbe226efb628afea, 0x890489f70a55368c}, + {0xeadab0aba3b2dbe5, 0x2b45ac74ccea842f}, + {0x92c8ae6b464fc96f, 0x3b0b8bc90012929e}, + {0xb77ada0617e3bbcb, 0x09ce6ebb40173745}, + {0xe55990879ddcaabd, 0xcc420a6a101d0516}, + {0x8f57fa54c2a9eab6, 0x9fa946824a12232e}, + {0xb32df8e9f3546564, 0x47939822dc96abfa}, + {0xdff9772470297ebd, 0x59787e2b93bc56f8}, + {0x8bfbea76c619ef36, 0x57eb4edb3c55b65b}, + {0xaefae51477a06b03, 0xede622920b6b23f2}, + {0xdab99e59958885c4, 0xe95fab368e45ecee}, + {0x88b402f7fd75539b, 0x11dbcb0218ebb415}, + {0xaae103b5fcd2a881, 0xd652bdc29f26a11a}, + {0xd59944a37c0752a2, 0x4be76d3346f04960}, + {0x857fcae62d8493a5, 0x6f70a4400c562ddc}, + {0xa6dfbd9fb8e5b88e, 0xcb4ccd500f6bb953}, + {0xd097ad07a71f26b2, 0x7e2000a41346a7a8}, + {0x825ecc24c873782f, 0x8ed400668c0c28c9}, + {0xa2f67f2dfa90563b, 0x728900802f0f32fb}, + {0xcbb41ef979346bca, 0x4f2b40a03ad2ffba}, + {0xfea126b7d78186bc, 0xe2f610c84987bfa9}, + {0x9f24b832e6b0f436, 0x0dd9ca7d2df4d7ca}, + {0xc6ede63fa05d3143, 0x91503d1c79720dbc}, + {0xf8a95fcf88747d94, 0x75a44c6397ce912b}, + {0x9b69dbe1b548ce7c, 0xc986afbe3ee11abb}, + {0xc24452da229b021b, 0xfbe85badce996169}, + {0xf2d56790ab41c2a2, 0xfae27299423fb9c4}, + {0x97c560ba6b0919a5, 0xdccd879fc967d41b}, + {0xbdb6b8e905cb600f, 0x5400e987bbc1c921}, + {0xed246723473e3813, 0x290123e9aab23b69}, + {0x9436c0760c86e30b, 0xf9a0b6720aaf6522}, + {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, + {0xe7958cb87392c2c2, 0xb60b1d1230b20e05}, + {0x90bd77f3483bb9b9, 0xb1c6f22b5e6f48c3}, + {0xb4ecd5f01a4aa828, 0x1e38aeb6360b1af4}, + {0xe2280b6c20dd5232, 0x25c6da63c38de1b1}, + {0x8d590723948a535f, 0x579c487e5a38ad0f}, + {0xb0af48ec79ace837, 0x2d835a9df0c6d852}, + {0xdcdb1b2798182244, 0xf8e431456cf88e66}, + {0x8a08f0f8bf0f156b, 0x1b8e9ecb641b5900}, + {0xac8b2d36eed2dac5, 0xe272467e3d222f40}, + {0xd7adf884aa879177, 0x5b0ed81dcc6abb10}, + {0x86ccbb52ea94baea, 0x98e947129fc2b4ea}, + {0xa87fea27a539e9a5, 0x3f2398d747b36225}, + {0xd29fe4b18e88640e, 0x8eec7f0d19a03aae}, + {0x83a3eeeef9153e89, 0x1953cf68300424ad}, + {0xa48ceaaab75a8e2b, 0x5fa8c3423c052dd8}, + {0xcdb02555653131b6, 0x3792f412cb06794e}, + {0x808e17555f3ebf11, 0xe2bbd88bbee40bd1}, + {0xa0b19d2ab70e6ed6, 0x5b6aceaeae9d0ec5}, + {0xc8de047564d20a8b, 0xf245825a5a445276}, + {0xfb158592be068d2e, 0xeed6e2f0f0d56713}, + {0x9ced737bb6c4183d, 0x55464dd69685606c}, + {0xc428d05aa4751e4c, 0xaa97e14c3c26b887}, + {0xf53304714d9265df, 0xd53dd99f4b3066a9}, + {0x993fe2c6d07b7fab, 0xe546a8038efe402a}, + {0xbf8fdb78849a5f96, 0xde98520472bdd034}, + {0xef73d256a5c0f77c, 0x963e66858f6d4441}, + {0x95a8637627989aad, 0xdde7001379a44aa9}, + {0xbb127c53b17ec159, 0x5560c018580d5d53}, + {0xe9d71b689dde71af, 0xaab8f01e6e10b4a7}, + {0x9226712162ab070d, 0xcab3961304ca70e9}, + {0xb6b00d69bb55c8d1, 0x3d607b97c5fd0d23}, + {0xe45c10c42a2b3b05, 0x8cb89a7db77c506b}, + {0x8eb98a7a9a5b04e3, 0x77f3608e92adb243}, + {0xb267ed1940f1c61c, 0x55f038b237591ed4}, + {0xdf01e85f912e37a3, 0x6b6c46dec52f6689}, + {0x8b61313bbabce2c6, 0x2323ac4b3b3da016}, + {0xae397d8aa96c1b77, 0xabec975e0a0d081b}, + {0xd9c7dced53c72255, 0x96e7bd358c904a22}, + {0x881cea14545c7575, 0x7e50d64177da2e55}, + {0xaa242499697392d2, 0xdde50bd1d5d0b9ea}, + {0xd4ad2dbfc3d07787, 0x955e4ec64b44e865}, + {0x84ec3c97da624ab4, 0xbd5af13bef0b113f}, + {0xa6274bbdd0fadd61, 0xecb1ad8aeacdd58f}, + {0xcfb11ead453994ba, 0x67de18eda5814af3}, + {0x81ceb32c4b43fcf4, 0x80eacf948770ced8}, + {0xa2425ff75e14fc31, 0xa1258379a94d028e}, + {0xcad2f7f5359a3b3e, 0x096ee45813a04331}, + {0xfd87b5f28300ca0d, 0x8bca9d6e188853fd}, + {0x9e74d1b791e07e48, 0x775ea264cf55347e}, + {0xc612062576589dda, 0x95364afe032a819e}, + {0xf79687aed3eec551, 0x3a83ddbd83f52205}, + {0x9abe14cd44753b52, 0xc4926a9672793543}, + {0xc16d9a0095928a27, 0x75b7053c0f178294}, + {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, + {0x971da05074da7bee, 0xd3f6fc16ebca5e04}, + {0xbce5086492111aea, 0x88f4bb1ca6bcf585}, + {0xec1e4a7db69561a5, 0x2b31e9e3d06c32e6}, + {0x9392ee8e921d5d07, 0x3aff322e62439fd0}, + {0xb877aa3236a4b449, 0x09befeb9fad487c3}, + {0xe69594bec44de15b, 0x4c2ebe687989a9b4}, + {0x901d7cf73ab0acd9, 0x0f9d37014bf60a11}, + {0xb424dc35095cd80f, 0x538484c19ef38c95}, + {0xe12e13424bb40e13, 0x2865a5f206b06fba}, + 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0xdee033f26797b628}, + {0xfb9b7cd9a4a7443c, 0x169840ef017da3b2}, + {0x9d412e0806e88aa5, 0x8e1f289560ee864f}, + {0xc491798a08a2ad4e, 0xf1a6f2bab92a27e3}, + {0xf5b5d7ec8acb58a2, 0xae10af696774b1dc}, + {0x9991a6f3d6bf1765, 0xacca6da1e0a8ef2a}, + {0xbff610b0cc6edd3f, 0x17fd090a58d32af4}, + {0xeff394dcff8a948e, 0xddfc4b4cef07f5b1}, + {0x95f83d0a1fb69cd9, 0x4abdaf101564f98f}, + {0xbb764c4ca7a4440f, 0x9d6d1ad41abe37f2}, + {0xea53df5fd18d5513, 0x84c86189216dc5ee}, + {0x92746b9be2f8552c, 0x32fd3cf5b4e49bb5}, + {0xb7118682dbb66a77, 0x3fbc8c33221dc2a2}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0x8f05b1163ba6832d, 0x29cb4d87f2a7400f}, + {0xb2c71d5bca9023f8, 0x743e20e9ef511013}, + {0xdf78e4b2bd342cf6, 0x914da9246b255417}, + {0x8bab8eefb6409c1a, 0x1ad089b6c2f7548f}, + {0xae9672aba3d0c320, 0xa184ac2473b529b2}, + {0xda3c0f568cc4f3e8, 0xc9e5d72d90a2741f}, + {0x8865899617fb1871, 0x7e2fa67c7a658893}, + {0xaa7eebfb9df9de8d, 0xddbb901b98feeab8}, + {0xd51ea6fa85785631, 0x552a74227f3ea566}, + {0x8533285c936b35de, 0xd53a88958f872760}, + {0xa67ff273b8460356, 0x8a892abaf368f138}, + {0xd01fef10a657842c, 0x2d2b7569b0432d86}, + {0x8213f56a67f6b29b, 0x9c3b29620e29fc74}, + {0xa298f2c501f45f42, 0x8349f3ba91b47b90}, + {0xcb3f2f7642717713, 0x241c70a936219a74}, + {0xfe0efb53d30dd4d7, 0xed238cd383aa0111}, + {0x9ec95d1463e8a506, 0xf4363804324a40ab}, + {0xc67bb4597ce2ce48, 0xb143c6053edcd0d6}, + {0xf81aa16fdc1b81da, 0xdd94b7868e94050b}, + {0x9b10a4e5e9913128, 0xca7cf2b4191c8327}, + {0xc1d4ce1f63f57d72, 0xfd1c2f611f63a3f1}, + {0xf24a01a73cf2dccf, 0xbc633b39673c8ced}, + {0x976e41088617ca01, 0xd5be0503e085d814}, + {0xbd49d14aa79dbc82, 0x4b2d8644d8a74e19}, + {0xec9c459d51852ba2, 0xddf8e7d60ed1219f}, + {0x93e1ab8252f33b45, 0xcabb90e5c942b504}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + {0xe7109bfba19c0c9d, 0x0cc512670a783ad5}, + {0x906a617d450187e2, 0x27fb2b80668b24c6}, + {0xb484f9dc9641e9da, 0xb1f9f660802dedf7}, + {0xe1a63853bbd26451, 0x5e7873f8a0396974}, + {0x8d07e33455637eb2, 0xdb0b487b6423e1e9}, + {0xb049dc016abc5e5f, 0x91ce1a9a3d2cda63}, + {0xdc5c5301c56b75f7, 0x7641a140cc7810fc}, + {0x89b9b3e11b6329ba, 0xa9e904c87fcb0a9e}, + {0xac2820d9623bf429, 0x546345fa9fbdcd45}, + {0xd732290fbacaf133, 0xa97c177947ad4096}, + {0x867f59a9d4bed6c0, 0x49ed8eabcccc485e}, + {0xa81f301449ee8c70, 0x5c68f256bfff5a75}, + {0xd226fc195c6a2f8c, 0x73832eec6fff3112}, + {0x83585d8fd9c25db7, 0xc831fd53c5ff7eac}, + {0xa42e74f3d032f525, 0xba3e7ca8b77f5e56}, + {0xcd3a1230c43fb26f, 0x28ce1bd2e55f35ec}, + {0x80444b5e7aa7cf85, 0x7980d163cf5b81b4}, + {0xa0555e361951c366, 0xd7e105bcc3326220}, + {0xc86ab5c39fa63440, 0x8dd9472bf3fefaa8}, + {0xfa856334878fc150, 0xb14f98f6f0feb952}, + {0x9c935e00d4b9d8d2, 0x6ed1bf9a569f33d4}, + {0xc3b8358109e84f07, 0x0a862f80ec4700c9}, + {0xf4a642e14c6262c8, 0xcd27bb612758c0fb}, + {0x98e7e9cccfbd7dbd, 0x8038d51cb897789d}, + {0xbf21e44003acdd2c, 0xe0470a63e6bd56c4}, + {0xeeea5d5004981478, 0x1858ccfce06cac75}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xbaa718e68396cffd, 0xd30560258f54e6bb}, + {0xe950df20247c83fd, 0x47c6b82ef32a206a}, + {0x91d28b7416cdd27e, 0x4cdc331d57fa5442}, + {0xb6472e511c81471d, 0xe0133fe4adf8e953}, + {0xe3d8f9e563a198e5, 0x58180fddd97723a7}, + {0x8e679c2f5e44ff8f, 0x570f09eaa7ea7649}, + {0xb201833b35d63f73, 0x2cd2cc6551e513db}, + {0xde81e40a034bcf4f, 0xf8077f7ea65e58d2}, + {0x8b112e86420f6191, 0xfb04afaf27faf783}, + {0xadd57a27d29339f6, 0x79c5db9af1f9b564}, + {0xd94ad8b1c7380874, 0x18375281ae7822bd}, + {0x87cec76f1c830548, 0x8f2293910d0b15b6}, + {0xa9c2794ae3a3c69a, 0xb2eb3875504ddb23}, + {0xd433179d9c8cb841, 0x5fa60692a46151ec}, + {0x849feec281d7f328, 0xdbc7c41ba6bcd334}, + {0xa5c7ea73224deff3, 0x12b9b522906c0801}, + {0xcf39e50feae16bef, 0xd768226b34870a01}, + {0x81842f29f2cce375, 0xe6a1158300d46641}, + {0xa1e53af46f801c53, 0x60495ae3c1097fd1}, + {0xca5e89b18b602368, 0x385bb19cb14bdfc5}, + {0xfcf62c1dee382c42, 0x46729e03dd9ed7b6}, + {0x9e19db92b4e31ba9, 0x6c07a2c26a8346d2}, + {0xc5a05277621be293, 0xc7098b7305241886}, + {0xf70867153aa2db38, 0xb8cbee4fc66d1ea8}, + {0x9a65406d44a5c903, 0x737f74f1dc043329}, + {0xc0fe908895cf3b44, 0x505f522e53053ff3}, + {0xf13e34aabb430a15, 0x647726b9e7c68ff0}, + {0x96c6e0eab509e64d, 0x5eca783430dc19f6}, + {0xbc789925624c5fe0, 0xb67d16413d132073}, + {0xeb96bf6ebadf77d8, 0xe41c5bd18c57e890}, + {0x933e37a534cbaae7, 0x8e91b962f7b6f15a}, + {0xb80dc58e81fe95a1, 0x723627bbb5a4adb1}, + {0xe61136f2227e3b09, 0xcec3b1aaa30dd91d}, + {0x8fcac257558ee4e6, 0x213a4f0aa5e8a7b2}, + {0xb3bd72ed2af29e1f, 0xa988e2cd4f62d19e}, + {0xe0accfa875af45a7, 0x93eb1b80a33b8606}, + {0x8c6c01c9498d8b88, 0xbc72f130660533c4}, + {0xaf87023b9bf0ee6a, 0xeb8fad7c7f8680b5}, + {0xdb68c2ca82ed2a05, 0xa67398db9f6820e2}, +#else + {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, + {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, + {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, + {0x86a8d39ef77164bc, 0xae5dff9c02033198}, + {0xd98ddaee19068c76, 0x3badd624dd9b0958}, + {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, + {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, + {0xe55990879ddcaabd, 0xcc420a6a101d0516}, + {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, + {0x95a8637627989aad, 0xdde7001379a44aa9}, + {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, + {0xc350000000000000, 0x0000000000000000}, + {0x9dc5ada82b70b59d, 0xf020000000000000}, + {0xfee50b7025c36a08, 0x02f236d04753d5b5}, + {0xcde6fd5e09abcf26, 0xed4c0226b55e6f87}, + {0xa6539930bf6bff45, 0x84db8346b786151d}, + {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xf13e34aabb430a15, 0x647726b9e7c68ff0} +#endif + }; + +#if FMT_USE_FULL_CACHE_DRAGONBOX + return pow10_significands[k - float_info::min_k]; +#else + static constexpr const uint64_t powers_of_5_64[] = { + 0x0000000000000001, 0x0000000000000005, 0x0000000000000019, + 0x000000000000007d, 0x0000000000000271, 0x0000000000000c35, + 0x0000000000003d09, 0x000000000001312d, 0x000000000005f5e1, + 0x00000000001dcd65, 0x00000000009502f9, 0x0000000002e90edd, + 0x000000000e8d4a51, 0x0000000048c27395, 0x000000016bcc41e9, + 0x000000071afd498d, 0x0000002386f26fc1, 0x000000b1a2bc2ec5, + 0x000003782dace9d9, 0x00001158e460913d, 0x000056bc75e2d631, + 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, + 0x00d3c21bcecceda1, 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; + + static const int compression_ratio = 27; + + // Compute base index. + int cache_index = (k - float_info::min_k) / compression_ratio; + int kb = cache_index * compression_ratio + float_info::min_k; + int offset = k - kb; + + // Get base cache. + uint128_fallback base_cache = pow10_significands[cache_index]; + if (offset == 0) return base_cache; + + // Compute the required amount of bit-shift. + int alpha = floor_log2_pow10(kb + offset) - floor_log2_pow10(kb) - offset; + FMT_ASSERT(alpha > 0 && alpha < 64, "shifting error detected"); + + // Try to recover the real cache. + uint64_t pow5 = powers_of_5_64[offset]; + uint128_fallback recovered_cache = umul128(base_cache.high(), pow5); + uint128_fallback middle_low = umul128(base_cache.low(), pow5); + + recovered_cache += middle_low.high(); + + uint64_t high_to_middle = recovered_cache.high() << (64 - alpha); + uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); + + recovered_cache = + uint128_fallback{(recovered_cache.low() >> alpha) | high_to_middle, + ((middle_low.low() >> alpha) | middle_to_low)}; + FMT_ASSERT(recovered_cache.low() + 1 != 0, ""); + return {recovered_cache.high(), recovered_cache.low() + 1}; +#endif + } + + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static auto compute_mul(carrier_uint u, + const cache_entry_type& cache) noexcept + -> compute_mul_result { + auto r = umul192_upper128(u, cache); + return {r.high(), r.low() == 0}; + } + + static auto compute_delta(cache_entry_type const& cache, int beta) noexcept + -> uint32_t { + return static_cast(cache.high() >> (64 - 1 - beta)); + } + + static auto compute_mul_parity(carrier_uint two_f, + const cache_entry_type& cache, + int beta) noexcept + -> compute_mul_parity_result { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul192_lower128(two_f, cache); + return {((r.high() >> (64 - beta)) & 1) != 0, + ((r.high() << beta) | (r.low() >> (64 - beta))) == 0}; + } + + static auto compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return (cache.high() - + (cache.high() >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta); + } + + static auto compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return (cache.high() + + (cache.high() >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta); + } + + static auto compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return ((cache.high() >> (64 - num_significand_bits() - 2 - beta)) + + 1) / + 2; + } +}; + +FMT_FUNC auto get_cached_power(int k) noexcept -> uint128_fallback { + return cache_accessor::get_cached_power(k); +} + +// Various integer checks +template +auto is_left_endpoint_integer_shorter_interval(int exponent) noexcept -> bool { + const int case_shorter_interval_left_endpoint_lower_threshold = 2; + const int case_shorter_interval_left_endpoint_upper_threshold = 3; + return exponent >= case_shorter_interval_left_endpoint_lower_threshold && + exponent <= case_shorter_interval_left_endpoint_upper_threshold; +} + +// Remove trailing zeros from n and return the number of zeros removed (float) +FMT_INLINE int remove_trailing_zeros(uint32_t& n, int s = 0) noexcept { + FMT_ASSERT(n != 0, ""); + // Modular inverse of 5 (mod 2^32): (mod_inv_5 * 5) mod 2^32 = 1. + constexpr uint32_t mod_inv_5 = 0xcccccccd; + constexpr uint32_t mod_inv_25 = 0xc28f5c29; // = mod_inv_5 * mod_inv_5 + + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) { + n = q; + s |= 1; + } + return s; +} + +// Removes trailing zeros and returns the number of zeros removed (double) +FMT_INLINE int remove_trailing_zeros(uint64_t& n) noexcept { + FMT_ASSERT(n != 0, ""); + + // This magic number is ceil(2^90 / 10^8). + constexpr uint64_t magic_number = 12379400392853802749ull; + auto nm = umul128(n, magic_number); + + // Is n is divisible by 10^8? + if ((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) { + // If yes, work with the quotient... + auto n32 = static_cast(nm.high() >> (90 - 64)); + // ... and use the 32 bit variant of the function + int s = remove_trailing_zeros(n32, 8); + n = n32; + return s; + } + + // If n is not divisible by 10^8, work with n itself. + constexpr uint64_t mod_inv_5 = 0xcccccccccccccccd; + constexpr uint64_t mod_inv_25 = 0x8f5c28f5c28f5c29; // mod_inv_5 * mod_inv_5 + + int s = 0; + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) { + n = q; + s |= 1; + } + + return s; +} + +// The main algorithm for shorter interval case +template +FMT_INLINE decimal_fp shorter_interval_case(int exponent) noexcept { + decimal_fp ret_value; + // Compute k and beta + const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute xi and zi + using cache_entry_type = typename cache_accessor::cache_entry_type; + const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); + + auto xi = cache_accessor::compute_left_endpoint_for_shorter_interval_case( + cache, beta); + auto zi = cache_accessor::compute_right_endpoint_for_shorter_interval_case( + cache, beta); + + // If the left endpoint is not an integer, increase it + if (!is_left_endpoint_integer_shorter_interval(exponent)) ++xi; + + // Try bigger divisor + ret_value.significand = zi / 10; + + // If succeed, remove trailing zeros if necessary and return + if (ret_value.significand * 10 >= xi) { + ret_value.exponent = minus_k + 1; + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + } + + // Otherwise, compute the round-up of y + ret_value.significand = + cache_accessor::compute_round_up_for_shorter_interval_case(cache, + beta); + ret_value.exponent = minus_k; + + // When tie occurs, choose one of them according to the rule + if (exponent >= float_info::shorter_interval_tie_lower_threshold && + exponent <= float_info::shorter_interval_tie_upper_threshold) { + ret_value.significand = ret_value.significand % 2 == 0 + ? ret_value.significand + : ret_value.significand - 1; + } else if (ret_value.significand < xi) { + ++ret_value.significand; + } + return ret_value; +} + +template auto to_decimal(T x) noexcept -> decimal_fp { + // Step 1: integer promotion & Schubfach multiplier calculation. + + using carrier_uint = typename float_info::carrier_uint; + using cache_entry_type = typename cache_accessor::cache_entry_type; + auto br = bit_cast(x); + + // Extract significand bits and exponent bits. + const carrier_uint significand_mask = + (static_cast(1) << num_significand_bits()) - 1; + carrier_uint significand = (br & significand_mask); + int exponent = + static_cast((br & exponent_mask()) >> num_significand_bits()); + + if (exponent != 0) { // Check if normal. + exponent -= exponent_bias() + num_significand_bits(); + + // Shorter interval case; proceed like Schubfach. + // In fact, when exponent == 1 and significand == 0, the interval is + // regular. However, it can be shown that the end-results are anyway same. + if (significand == 0) return shorter_interval_case(exponent); + + significand |= (static_cast(1) << num_significand_bits()); + } else { + // Subnormal case; the interval is always regular. + if (significand == 0) return {0, 0}; + exponent = + std::numeric_limits::min_exponent - num_significand_bits() - 1; + } + + const bool include_left_endpoint = (significand % 2 == 0); + const bool include_right_endpoint = include_left_endpoint; + + // Compute k and beta. + const int minus_k = floor_log10_pow2(exponent) - float_info::kappa; + const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute zi and deltai. + // 10^kappa <= deltai < 10^(kappa + 1) + const uint32_t deltai = cache_accessor::compute_delta(cache, beta); + const carrier_uint two_fc = significand << 1; + + // For the case of binary32, the result of integer check is not correct for + // 29711844 * 2^-82 + // = 6.1442653300000000008655037797566933477355632930994033813476... * 10^-18 + // and 29711844 * 2^-81 + // = 1.2288530660000000001731007559513386695471126586198806762695... * 10^-17, + // and they are the unique counterexamples. However, since 29711844 is even, + // this does not cause any problem for the endpoints calculations; it can only + // cause a problem when we need to perform integer check for the center. + // Fortunately, with these inputs, that branch is never executed, so we are + // fine. + const typename cache_accessor::compute_mul_result z_mul = + cache_accessor::compute_mul((two_fc | 1) << beta, cache); + + // Step 2: Try larger divisor; remove trailing zeros if necessary. + + // Using an upper bound on zi, we might be able to optimize the division + // better than the compiler; we are computing zi / big_divisor here. + decimal_fp ret_value; + ret_value.significand = divide_by_10_to_kappa_plus_1(z_mul.result); + uint32_t r = static_cast(z_mul.result - float_info::big_divisor * + ret_value.significand); + + if (r < deltai) { + // Exclude the right endpoint if necessary. + if (r == 0 && (z_mul.is_integer & !include_right_endpoint)) { + --ret_value.significand; + r = float_info::big_divisor; + goto small_divisor_case_label; + } + } else if (r > deltai) { + goto small_divisor_case_label; + } else { + // r == deltai; compare fractional parts. + const typename cache_accessor::compute_mul_parity_result x_mul = + cache_accessor::compute_mul_parity(two_fc - 1, cache, beta); + + if (!(x_mul.parity | (x_mul.is_integer & include_left_endpoint))) + goto small_divisor_case_label; + } + ret_value.exponent = minus_k + float_info::kappa + 1; + + // We may need to remove trailing zeros. + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + + // Step 3: Find the significand with the smaller divisor. + +small_divisor_case_label: + ret_value.significand *= 10; + ret_value.exponent = minus_k + float_info::kappa; + + uint32_t dist = r - (deltai / 2) + (float_info::small_divisor / 2); + const bool approx_y_parity = + ((dist ^ (float_info::small_divisor / 2)) & 1) != 0; + + // Is dist divisible by 10^kappa? + const bool divisible_by_small_divisor = + check_divisibility_and_divide_by_pow10::kappa>(dist); + + // Add dist / 10^kappa to the significand. + ret_value.significand += dist; + + if (!divisible_by_small_divisor) return ret_value; + + // Check z^(f) >= epsilon^(f). + // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, + // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f). + // Since there are only 2 possibilities, we only need to care about the + // parity. Also, zi and r should have the same parity since the divisor + // is an even number. + const auto y_mul = cache_accessor::compute_mul_parity(two_fc, cache, beta); + + // If z^(f) >= epsilon^(f), we might have a tie when z^(f) == epsilon^(f), + // or equivalently, when y is an integer. + if (y_mul.parity != approx_y_parity) + --ret_value.significand; + else if (y_mul.is_integer & (ret_value.significand % 2 != 0)) + --ret_value.significand; + return ret_value; +} +} // namespace dragonbox +} // namespace detail + +template <> struct formatter { + FMT_CONSTEXPR auto parse(format_parse_context& ctx) + -> format_parse_context::iterator { + return ctx.begin(); + } + + auto format(const detail::bigint& n, format_context& ctx) const + -> format_context::iterator { + auto out = ctx.out(); + bool first = true; + for (auto i = n.bigits_.size(); i > 0; --i) { + auto value = n.bigits_[i - 1u]; + if (first) { + out = fmt::format_to(out, FMT_STRING("{:x}"), value); + first = false; + continue; + } + out = fmt::format_to(out, FMT_STRING("{:08x}"), value); + } + if (n.exp_ > 0) + out = fmt::format_to(out, FMT_STRING("p{}"), + n.exp_ * detail::bigint::bigit_bits); + return out; + } +}; + +FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) { + for_each_codepoint(s, [this](uint32_t cp, string_view) { + if (cp == invalid_code_point) FMT_THROW(std::runtime_error("invalid utf8")); + if (cp <= 0xFFFF) { + buffer_.push_back(static_cast(cp)); + } else { + cp -= 0x10000; + buffer_.push_back(static_cast(0xD800 + (cp >> 10))); + buffer_.push_back(static_cast(0xDC00 + (cp & 0x3FF))); + } + return true; + }); + buffer_.push_back(0); +} + +FMT_FUNC void format_system_error(detail::buffer& out, int error_code, + const char* message) noexcept { + FMT_TRY { + auto ec = std::error_code(error_code, std::generic_category()); + write(std::back_inserter(out), std::system_error(ec, message).what()); + return; + } + FMT_CATCH(...) {} + format_error_code(out, error_code, message); +} + +FMT_FUNC void report_system_error(int error_code, + const char* message) noexcept { + report_error(format_system_error, error_code, message); +} + +FMT_FUNC auto vformat(string_view fmt, format_args args) -> std::string { + // Don't optimize the "{}" case to keep the binary size small and because it + // can be better optimized in fmt::format anyway. + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + return to_string(buffer); +} + +namespace detail { +#if !defined(_WIN32) || defined(FMT_WINDOWS_NO_WCHAR) +FMT_FUNC auto write_console(int, string_view) -> bool { return false; } +FMT_FUNC auto write_console(std::FILE*, string_view) -> bool { return false; } +#else +using dword = conditional_t; +extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( // + void*, const void*, dword, dword*, void*); + +FMT_FUNC bool write_console(int fd, string_view text) { + auto u16 = utf8_to_utf16(text); + return WriteConsoleW(reinterpret_cast(_get_osfhandle(fd)), u16.c_str(), + static_cast(u16.size()), nullptr, nullptr) != 0; +} + +FMT_FUNC auto write_console(std::FILE* f, string_view text) -> bool { + return write_console(_fileno(f), text); +} +#endif + +#ifdef _WIN32 +// Print assuming legacy (non-Unicode) encoding. +FMT_FUNC void vprint_mojibake(std::FILE* f, string_view fmt, format_args args) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + fwrite_fully(buffer.data(), buffer.size(), f); +} +#endif + +FMT_FUNC void print(std::FILE* f, string_view text) { +#ifdef _WIN32 + int fd = _fileno(f); + if (_isatty(fd)) { + std::fflush(f); + if (write_console(fd, text)) return; + } +#endif + fwrite_fully(text.data(), text.size(), f); +} +} // namespace detail + +FMT_FUNC void vprint(std::FILE* f, string_view fmt, format_args args) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + detail::print(f, {buffer.data(), buffer.size()}); +} + +FMT_FUNC void vprint(string_view fmt, format_args args) { + vprint(stdout, fmt, args); +} + +namespace detail { + +struct singleton { + unsigned char upper; + unsigned char lower_count; +}; + +inline auto is_printable(uint16_t x, const singleton* singletons, + size_t singletons_size, + const unsigned char* singleton_lowers, + const unsigned char* normal, size_t normal_size) + -> bool { + auto upper = x >> 8; + auto lower_start = 0; + for (size_t i = 0; i < singletons_size; ++i) { + auto s = singletons[i]; + auto lower_end = lower_start + s.lower_count; + if (upper < s.upper) break; + if (upper == s.upper) { + for (auto j = lower_start; j < lower_end; ++j) { + if (singleton_lowers[j] == (x & 0xff)) return false; + } + } + lower_start = lower_end; + } + + auto xsigned = static_cast(x); + auto current = true; + for (size_t i = 0; i < normal_size; ++i) { + auto v = static_cast(normal[i]); + auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; + xsigned -= len; + if (xsigned < 0) break; + current = !current; + } + return current; +} + +// This code is generated by support/printable.py. +FMT_FUNC auto is_printable(uint32_t cp) -> bool { + static constexpr singleton singletons0[] = { + {0x00, 1}, {0x03, 5}, {0x05, 6}, {0x06, 3}, {0x07, 6}, {0x08, 8}, + {0x09, 17}, {0x0a, 28}, {0x0b, 25}, {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, + {0x0f, 4}, {0x10, 3}, {0x12, 18}, {0x13, 9}, {0x16, 1}, {0x17, 5}, + {0x18, 2}, {0x19, 3}, {0x1a, 7}, {0x1c, 2}, {0x1d, 1}, {0x1f, 22}, + {0x20, 3}, {0x2b, 3}, {0x2c, 2}, {0x2d, 11}, {0x2e, 1}, {0x30, 3}, + {0x31, 2}, {0x32, 1}, {0xa7, 2}, {0xa9, 2}, {0xaa, 4}, {0xab, 8}, + {0xfa, 2}, {0xfb, 5}, {0xfd, 4}, {0xfe, 3}, {0xff, 9}, + }; + static constexpr unsigned char singletons0_lower[] = { + 0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, + 0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, + 0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, + 0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, + 0x11, 0x12, 0x29, 0x31, 0x34, 0x37, 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, + 0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, + 0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, + 0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, + 0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, + 0x11, 0x45, 0x49, 0x64, 0x65, 0x80, 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, + 0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, + 0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, + 0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, + 0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, + 0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, + 0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, + 0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, + 0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, + 0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, + 0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, + 0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, + 0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, + 0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, + 0xfe, 0xff, + }; + static constexpr singleton singletons1[] = { + {0x00, 6}, {0x01, 1}, {0x03, 1}, {0x04, 2}, {0x08, 8}, {0x09, 2}, + {0x0a, 5}, {0x0b, 2}, {0x0e, 4}, {0x10, 1}, {0x11, 2}, {0x12, 5}, + {0x13, 17}, {0x14, 1}, {0x15, 2}, {0x17, 2}, {0x19, 13}, {0x1c, 5}, + {0x1d, 8}, {0x24, 1}, {0x6a, 3}, {0x6b, 2}, {0xbc, 2}, {0xd1, 2}, + {0xd4, 12}, {0xd5, 9}, {0xd6, 2}, {0xd7, 2}, {0xda, 1}, {0xe0, 5}, + {0xe1, 2}, {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2}, {0xf9, 2}, + {0xfa, 2}, {0xfb, 1}, + }; + static constexpr unsigned char singletons1_lower[] = { + 0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, + 0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, + 0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, + 0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, + 0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, + 0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, + 0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, + 0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, + 0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, + 0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, + 0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, + 0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, + 0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, + 0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, + }; + static constexpr unsigned char normal0[] = { + 0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, + 0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, + 0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, + 0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, + 0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, + 0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, + 0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, + 0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, + 0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, + 0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, + 0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, + 0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, + 0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, + 0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, + 0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, + 0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, + 0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, + 0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, + 0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, + 0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, + 0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, + 0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, + 0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, + 0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, + 0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, + 0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, 0x03, 0x0f, 0x0d, + }; + static constexpr unsigned char normal1[] = { + 0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, + 0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, + 0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, + 0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, + 0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, + 0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, + 0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, + 0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, + 0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, + 0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, + 0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, + 0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, + 0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, + 0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, + 0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, + 0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, + 0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, + 0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, + 0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, + 0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, + 0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, + 0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, + 0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, + 0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, + 0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, + 0x19, 0x80, 0x87, 0x81, 0x47, 0x03, 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, + 0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, + 0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, + 0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, + 0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, + 0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, + 0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, + 0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, + 0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, + 0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, 0xcb, 0x25, 0x0a, 0x84, 0x06, + }; + auto lower = static_cast(cp); + if (cp < 0x10000) { + return is_printable(lower, singletons0, + sizeof(singletons0) / sizeof(*singletons0), + singletons0_lower, normal0, sizeof(normal0)); + } + if (cp < 0x20000) { + return is_printable(lower, singletons1, + sizeof(singletons1) / sizeof(*singletons1), + singletons1_lower, normal1, sizeof(normal1)); + } + if (0x2a6de <= cp && cp < 0x2a700) return false; + if (0x2b735 <= cp && cp < 0x2b740) return false; + if (0x2b81e <= cp && cp < 0x2b820) return false; + if (0x2cea2 <= cp && cp < 0x2ceb0) return false; + if (0x2ebe1 <= cp && cp < 0x2f800) return false; + if (0x2fa1e <= cp && cp < 0x30000) return false; + if (0x3134b <= cp && cp < 0xe0100) return false; + if (0xe01f0 <= cp && cp < 0x110000) return false; + return cp < 0x110000; +} + +} // namespace detail + +FMT_END_NAMESPACE + +#endif // FMT_FORMAT_INL_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/format.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/format.h new file mode 100644 index 0000000000000000000000000000000000000000..7637c8a0d0687ae3b77a145c2e1ceadf7fe5f67d --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/format.h @@ -0,0 +1,4535 @@ +/* + Formatting library for C++ + + Copyright (c) 2012 - present, Victor Zverovich + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + --- Optional exception to the license --- + + As an exception, if, as a result of your compiling your source code, portions + of this Software are embedded into a machine-executable object form of such + source code, you may redistribute such embedded portions in such object form + without including the above copyright and permission notices. + */ + +#ifndef FMT_FORMAT_H_ +#define FMT_FORMAT_H_ + +#include // std::signbit +#include // uint32_t +#include // std::memcpy +#include // std::initializer_list +#include // std::numeric_limits +#include // std::uninitialized_copy +#include // std::runtime_error +#include // std::system_error + +#ifdef __cpp_lib_bit_cast +# include // std::bit_cast +#endif + +#include "core.h" + +#if defined __cpp_inline_variables && __cpp_inline_variables >= 201606L +# define FMT_INLINE_VARIABLE inline +#else +# define FMT_INLINE_VARIABLE +#endif + +#if FMT_HAS_CPP17_ATTRIBUTE(fallthrough) +# define FMT_FALLTHROUGH [[fallthrough]] +#elif defined(__clang__) +# define FMT_FALLTHROUGH [[clang::fallthrough]] +#elif FMT_GCC_VERSION >= 700 && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) +# define FMT_FALLTHROUGH [[gnu::fallthrough]] +#else +# define FMT_FALLTHROUGH +#endif + +#ifndef FMT_DEPRECATED +# if FMT_HAS_CPP14_ATTRIBUTE(deprecated) || FMT_MSC_VERSION >= 1900 +# define FMT_DEPRECATED [[deprecated]] +# else +# if (defined(__GNUC__) && !defined(__LCC__)) || defined(__clang__) +# define FMT_DEPRECATED __attribute__((deprecated)) +# elif FMT_MSC_VERSION +# define FMT_DEPRECATED __declspec(deprecated) +# else +# define FMT_DEPRECATED /* deprecated */ +# endif +# endif +#endif + +#ifndef FMT_NO_UNIQUE_ADDRESS +# if FMT_CPLUSPLUS >= 202002L +# if FMT_HAS_CPP_ATTRIBUTE(no_unique_address) +# define FMT_NO_UNIQUE_ADDRESS [[no_unique_address]] +// VS2019 v16.10 and later except clang-cl (https://reviews.llvm.org/D110485) +# elif (FMT_MSC_VERSION >= 1929) && !FMT_CLANG_VERSION +# define FMT_NO_UNIQUE_ADDRESS [[msvc::no_unique_address]] +# endif +# endif +#endif +#ifndef FMT_NO_UNIQUE_ADDRESS +# define FMT_NO_UNIQUE_ADDRESS +#endif + +// Visibility when compiled as a shared library/object. +#if defined(FMT_LIB_EXPORT) || defined(FMT_SHARED) +# define FMT_SO_VISIBILITY(value) FMT_VISIBILITY(value) +#else +# define FMT_SO_VISIBILITY(value) +#endif + +#ifdef __has_builtin +# define FMT_HAS_BUILTIN(x) __has_builtin(x) +#else +# define FMT_HAS_BUILTIN(x) 0 +#endif + +#if FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_NOINLINE __attribute__((noinline)) +#else +# define FMT_NOINLINE +#endif + +#ifndef FMT_THROW +# if FMT_EXCEPTIONS +# if FMT_MSC_VERSION || defined(__NVCC__) +FMT_BEGIN_NAMESPACE +namespace detail { +template inline void do_throw(const Exception& x) { + // Silence unreachable code warnings in MSVC and NVCC because these + // are nearly impossible to fix in a generic code. + volatile bool b = true; + if (b) throw x; +} +} // namespace detail +FMT_END_NAMESPACE +# define FMT_THROW(x) detail::do_throw(x) +# else +# define FMT_THROW(x) throw x +# endif +# else +# define FMT_THROW(x) \ + ::fmt::detail::assert_fail(__FILE__, __LINE__, (x).what()) +# endif +#endif + +#if FMT_EXCEPTIONS +# define FMT_TRY try +# define FMT_CATCH(x) catch (x) +#else +# define FMT_TRY if (true) +# define FMT_CATCH(x) if (false) +#endif + +#ifndef FMT_MAYBE_UNUSED +# if FMT_HAS_CPP17_ATTRIBUTE(maybe_unused) +# define FMT_MAYBE_UNUSED [[maybe_unused]] +# else +# define FMT_MAYBE_UNUSED +# endif +#endif + +#ifndef FMT_USE_USER_DEFINED_LITERALS +// EDG based compilers (Intel, NVIDIA, Elbrus, etc), GCC and MSVC support UDLs. +// +// GCC before 4.9 requires a space in `operator"" _a` which is invalid in later +// compiler versions. +# if (FMT_HAS_FEATURE(cxx_user_literals) || FMT_GCC_VERSION >= 409 || \ + FMT_MSC_VERSION >= 1900) && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= /* UDL feature */ 480) +# define FMT_USE_USER_DEFINED_LITERALS 1 +# else +# define FMT_USE_USER_DEFINED_LITERALS 0 +# endif +#endif + +// Defining FMT_REDUCE_INT_INSTANTIATIONS to 1, will reduce the number of +// integer formatter template instantiations to just one by only using the +// largest integer type. This results in a reduction in binary size but will +// cause a decrease in integer formatting performance. +#if !defined(FMT_REDUCE_INT_INSTANTIATIONS) +# define FMT_REDUCE_INT_INSTANTIATIONS 0 +#endif + +// __builtin_clz is broken in clang with Microsoft CodeGen: +// https://github.com/fmtlib/fmt/issues/519. +#if !FMT_MSC_VERSION +# if FMT_HAS_BUILTIN(__builtin_clz) || FMT_GCC_VERSION || FMT_ICC_VERSION +# define FMT_BUILTIN_CLZ(n) __builtin_clz(n) +# endif +# if FMT_HAS_BUILTIN(__builtin_clzll) || FMT_GCC_VERSION || FMT_ICC_VERSION +# define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) +# endif +#endif + +// __builtin_ctz is broken in Intel Compiler Classic on Windows: +// https://github.com/fmtlib/fmt/issues/2510. +#ifndef __ICL +# if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION || \ + defined(__NVCOMPILER) +# define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) +# endif +# if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || \ + FMT_ICC_VERSION || defined(__NVCOMPILER) +# define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) +# endif +#endif + +#if FMT_MSC_VERSION +# include // _BitScanReverse[64], _BitScanForward[64], _umul128 +#endif + +// Some compilers masquerade as both MSVC and GCC-likes or otherwise support +// __builtin_clz and __builtin_clzll, so only define FMT_BUILTIN_CLZ using the +// MSVC intrinsics if the clz and clzll builtins are not available. +#if FMT_MSC_VERSION && !defined(FMT_BUILTIN_CLZLL) && \ + !defined(FMT_BUILTIN_CTZLL) +FMT_BEGIN_NAMESPACE +namespace detail { +// Avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning. +# if !defined(__clang__) +# pragma intrinsic(_BitScanForward) +# pragma intrinsic(_BitScanReverse) +# if defined(_WIN64) +# pragma intrinsic(_BitScanForward64) +# pragma intrinsic(_BitScanReverse64) +# endif +# endif + +inline auto clz(uint32_t x) -> int { + unsigned long r = 0; + _BitScanReverse(&r, x); + FMT_ASSERT(x != 0, ""); + // Static analysis complains about using uninitialized data + // "r", but the only way that can happen is if "x" is 0, + // which the callers guarantee to not happen. + FMT_MSC_WARNING(suppress : 6102) + return 31 ^ static_cast(r); +} +# define FMT_BUILTIN_CLZ(n) detail::clz(n) + +inline auto clzll(uint64_t x) -> int { + unsigned long r = 0; +# ifdef _WIN64 + _BitScanReverse64(&r, x); +# else + // Scan the high 32 bits. + if (_BitScanReverse(&r, static_cast(x >> 32))) + return 63 ^ static_cast(r + 32); + // Scan the low 32 bits. + _BitScanReverse(&r, static_cast(x)); +# endif + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return 63 ^ static_cast(r); +} +# define FMT_BUILTIN_CLZLL(n) detail::clzll(n) + +inline auto ctz(uint32_t x) -> int { + unsigned long r = 0; + _BitScanForward(&r, x); + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return static_cast(r); +} +# define FMT_BUILTIN_CTZ(n) detail::ctz(n) + +inline auto ctzll(uint64_t x) -> int { + unsigned long r = 0; + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. +# ifdef _WIN64 + _BitScanForward64(&r, x); +# else + // Scan the low 32 bits. + if (_BitScanForward(&r, static_cast(x))) return static_cast(r); + // Scan the high 32 bits. + _BitScanForward(&r, static_cast(x >> 32)); + r += 32; +# endif + return static_cast(r); +} +# define FMT_BUILTIN_CTZLL(n) detail::ctzll(n) +} // namespace detail +FMT_END_NAMESPACE +#endif + +FMT_BEGIN_NAMESPACE +namespace detail { + +FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) { + ignore_unused(condition); +#ifdef FMT_FUZZ + if (condition) throw std::runtime_error("fuzzing limit reached"); +#endif +} + +template struct string_literal { + static constexpr CharT value[sizeof...(C)] = {C...}; + constexpr operator basic_string_view() const { + return {value, sizeof...(C)}; + } +}; + +#if FMT_CPLUSPLUS < 201703L +template +constexpr CharT string_literal::value[sizeof...(C)]; +#endif + +// Implementation of std::bit_cast for pre-C++20. +template +FMT_CONSTEXPR20 auto bit_cast(const From& from) -> To { +#ifdef __cpp_lib_bit_cast + if (is_constant_evaluated()) return std::bit_cast(from); +#endif + auto to = To(); + // The cast suppresses a bogus -Wclass-memaccess on GCC. + std::memcpy(static_cast(&to), &from, sizeof(to)); + return to; +} + +inline auto is_big_endian() -> bool { +#ifdef _WIN32 + return false; +#elif defined(__BIG_ENDIAN__) + return true; +#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) + return __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__; +#else + struct bytes { + char data[sizeof(int)]; + }; + return bit_cast(1).data[0] == 0; +#endif +} + +class uint128_fallback { + private: + uint64_t lo_, hi_; + + public: + constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {} + constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {} + + constexpr auto high() const noexcept -> uint64_t { return hi_; } + constexpr auto low() const noexcept -> uint64_t { return lo_; } + + template ::value)> + constexpr explicit operator T() const { + return static_cast(lo_); + } + + friend constexpr auto operator==(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ == rhs.hi_ && lhs.lo_ == rhs.lo_; + } + friend constexpr auto operator!=(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return !(lhs == rhs); + } + friend constexpr auto operator>(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ != rhs.hi_ ? lhs.hi_ > rhs.hi_ : lhs.lo_ > rhs.lo_; + } + friend constexpr auto operator|(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ | rhs.hi_, lhs.lo_ | rhs.lo_}; + } + friend constexpr auto operator&(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_}; + } + friend constexpr auto operator~(const uint128_fallback& n) + -> uint128_fallback { + return {~n.hi_, ~n.lo_}; + } + friend auto operator+(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> uint128_fallback { + auto result = uint128_fallback(lhs); + result += rhs; + return result; + } + friend auto operator*(const uint128_fallback& lhs, uint32_t rhs) + -> uint128_fallback { + FMT_ASSERT(lhs.hi_ == 0, ""); + uint64_t hi = (lhs.lo_ >> 32) * rhs; + uint64_t lo = (lhs.lo_ & ~uint32_t()) * rhs; + uint64_t new_lo = (hi << 32) + lo; + return {(hi >> 32) + (new_lo < lo ? 1 : 0), new_lo}; + } + friend auto operator-(const uint128_fallback& lhs, uint64_t rhs) + -> uint128_fallback { + return {lhs.hi_ - (lhs.lo_ < rhs ? 1 : 0), lhs.lo_ - rhs}; + } + FMT_CONSTEXPR auto operator>>(int shift) const -> uint128_fallback { + if (shift == 64) return {0, hi_}; + if (shift > 64) return uint128_fallback(0, hi_) >> (shift - 64); + return {hi_ >> shift, (hi_ << (64 - shift)) | (lo_ >> shift)}; + } + FMT_CONSTEXPR auto operator<<(int shift) const -> uint128_fallback { + if (shift == 64) return {lo_, 0}; + if (shift > 64) return uint128_fallback(lo_, 0) << (shift - 64); + return {hi_ << shift | (lo_ >> (64 - shift)), (lo_ << shift)}; + } + FMT_CONSTEXPR auto operator>>=(int shift) -> uint128_fallback& { + return *this = *this >> shift; + } + FMT_CONSTEXPR void operator+=(uint128_fallback n) { + uint64_t new_lo = lo_ + n.lo_; + uint64_t new_hi = hi_ + n.hi_ + (new_lo < lo_ ? 1 : 0); + FMT_ASSERT(new_hi >= hi_, ""); + lo_ = new_lo; + hi_ = new_hi; + } + FMT_CONSTEXPR void operator&=(uint128_fallback n) { + lo_ &= n.lo_; + hi_ &= n.hi_; + } + + FMT_CONSTEXPR20 auto operator+=(uint64_t n) noexcept -> uint128_fallback& { + if (is_constant_evaluated()) { + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); + return *this; + } +#if FMT_HAS_BUILTIN(__builtin_addcll) && !defined(__ibmxl__) + unsigned long long carry; + lo_ = __builtin_addcll(lo_, n, 0, &carry); + hi_ += carry; +#elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64) && !defined(__ibmxl__) + unsigned long long result; + auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result); + lo_ = result; + hi_ += carry; +#elif defined(_MSC_VER) && defined(_M_X64) + auto carry = _addcarry_u64(0, lo_, n, &lo_); + _addcarry_u64(carry, hi_, 0, &hi_); +#else + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); +#endif + return *this; + } +}; + +using uint128_t = conditional_t; + +#ifdef UINTPTR_MAX +using uintptr_t = ::uintptr_t; +#else +using uintptr_t = uint128_t; +#endif + +// Returns the largest possible value for type T. Same as +// std::numeric_limits::max() but shorter and not affected by the max macro. +template constexpr auto max_value() -> T { + return (std::numeric_limits::max)(); +} +template constexpr auto num_bits() -> int { + return std::numeric_limits::digits; +} +// std::numeric_limits::digits may return 0 for 128-bit ints. +template <> constexpr auto num_bits() -> int { return 128; } +template <> constexpr auto num_bits() -> int { return 128; } + +// A heterogeneous bit_cast used for converting 96-bit long double to uint128_t +// and 128-bit pointers to uint128_fallback. +template sizeof(From))> +inline auto bit_cast(const From& from) -> To { + constexpr auto size = static_cast(sizeof(From) / sizeof(unsigned)); + struct data_t { + unsigned value[static_cast(size)]; + } data = bit_cast(from); + auto result = To(); + if (const_check(is_big_endian())) { + for (int i = 0; i < size; ++i) + result = (result << num_bits()) | data.value[i]; + } else { + for (int i = size - 1; i >= 0; --i) + result = (result << num_bits()) | data.value[i]; + } + return result; +} + +template +FMT_CONSTEXPR20 inline auto countl_zero_fallback(UInt n) -> int { + int lz = 0; + constexpr UInt msb_mask = static_cast(1) << (num_bits() - 1); + for (; (n & msb_mask) == 0; n <<= 1) lz++; + return lz; +} + +FMT_CONSTEXPR20 inline auto countl_zero(uint32_t n) -> int { +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated()) return FMT_BUILTIN_CLZ(n); +#endif + return countl_zero_fallback(n); +} + +FMT_CONSTEXPR20 inline auto countl_zero(uint64_t n) -> int { +#ifdef FMT_BUILTIN_CLZLL + if (!is_constant_evaluated()) return FMT_BUILTIN_CLZLL(n); +#endif + return countl_zero_fallback(n); +} + +FMT_INLINE void assume(bool condition) { + (void)condition; +#if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION + __builtin_assume(condition); +#elif FMT_GCC_VERSION + if (!condition) __builtin_unreachable(); +#endif +} + +// An approximation of iterator_t for pre-C++20 systems. +template +using iterator_t = decltype(std::begin(std::declval())); +template using sentinel_t = decltype(std::end(std::declval())); + +// A workaround for std::string not having mutable data() until C++17. +template +inline auto get_data(std::basic_string& s) -> Char* { + return &s[0]; +} +template +inline auto get_data(Container& c) -> typename Container::value_type* { + return c.data(); +} + +// Attempts to reserve space for n extra characters in the output range. +// Returns a pointer to the reserved range or a reference to it. +template ::value)> +#if FMT_CLANG_VERSION >= 307 && !FMT_ICC_VERSION +__attribute__((no_sanitize("undefined"))) +#endif +inline auto +reserve(std::back_insert_iterator it, size_t n) -> + typename Container::value_type* { + Container& c = get_container(it); + size_t size = c.size(); + c.resize(size + n); + return get_data(c) + size; +} + +template +inline auto reserve(buffer_appender it, size_t n) -> buffer_appender { + buffer& buf = get_container(it); + buf.try_reserve(buf.size() + n); + return it; +} + +template +constexpr auto reserve(Iterator& it, size_t) -> Iterator& { + return it; +} + +template +using reserve_iterator = + remove_reference_t(), 0))>; + +template +constexpr auto to_pointer(OutputIt, size_t) -> T* { + return nullptr; +} +template auto to_pointer(buffer_appender it, size_t n) -> T* { + buffer& buf = get_container(it); + auto size = buf.size(); + if (buf.capacity() < size + n) return nullptr; + buf.try_resize(size + n); + return buf.data() + size; +} + +template ::value)> +inline auto base_iterator(std::back_insert_iterator it, + typename Container::value_type*) + -> std::back_insert_iterator { + return it; +} + +template +constexpr auto base_iterator(Iterator, Iterator it) -> Iterator { + return it; +} + +// is spectacularly slow to compile in C++20 so use a simple fill_n +// instead (#1998). +template +FMT_CONSTEXPR auto fill_n(OutputIt out, Size count, const T& value) + -> OutputIt { + for (Size i = 0; i < count; ++i) *out++ = value; + return out; +} +template +FMT_CONSTEXPR20 auto fill_n(T* out, Size count, char value) -> T* { + if (is_constant_evaluated()) { + return fill_n(out, count, value); + } + std::memset(out, value, to_unsigned(count)); + return out + count; +} + +#ifdef __cpp_char8_t +using char8_type = char8_t; +#else +enum char8_type : unsigned char {}; +#endif + +template +FMT_CONSTEXPR FMT_NOINLINE auto copy_str_noinline(InputIt begin, InputIt end, + OutputIt out) -> OutputIt { + return copy_str(begin, end, out); +} + +// A public domain branchless UTF-8 decoder by Christopher Wellons: +// https://github.com/skeeto/branchless-utf8 +/* Decode the next character, c, from s, reporting errors in e. + * + * Since this is a branchless decoder, four bytes will be read from the + * buffer regardless of the actual length of the next character. This + * means the buffer _must_ have at least three bytes of zero padding + * following the end of the data stream. + * + * Errors are reported in e, which will be non-zero if the parsed + * character was somehow invalid: invalid byte sequence, non-canonical + * encoding, or a surrogate half. + * + * The function returns a pointer to the next character. When an error + * occurs, this pointer will be a guess that depends on the particular + * error, but it will always advance at least one byte. + */ +FMT_CONSTEXPR inline auto utf8_decode(const char* s, uint32_t* c, int* e) + -> const char* { + constexpr const int masks[] = {0x00, 0x7f, 0x1f, 0x0f, 0x07}; + constexpr const uint32_t mins[] = {4194304, 0, 128, 2048, 65536}; + constexpr const int shiftc[] = {0, 18, 12, 6, 0}; + constexpr const int shifte[] = {0, 6, 4, 2, 0}; + + int len = "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4" + [static_cast(*s) >> 3]; + // Compute the pointer to the next character early so that the next + // iteration can start working on the next character. Neither Clang + // nor GCC figure out this reordering on their own. + const char* next = s + len + !len; + + using uchar = unsigned char; + + // Assume a four-byte character and load four bytes. Unused bits are + // shifted out. + *c = uint32_t(uchar(s[0]) & masks[len]) << 18; + *c |= uint32_t(uchar(s[1]) & 0x3f) << 12; + *c |= uint32_t(uchar(s[2]) & 0x3f) << 6; + *c |= uint32_t(uchar(s[3]) & 0x3f) << 0; + *c >>= shiftc[len]; + + // Accumulate the various error conditions. + *e = (*c < mins[len]) << 6; // non-canonical encoding + *e |= ((*c >> 11) == 0x1b) << 7; // surrogate half? + *e |= (*c > 0x10FFFF) << 8; // out of range? + *e |= (uchar(s[1]) & 0xc0) >> 2; + *e |= (uchar(s[2]) & 0xc0) >> 4; + *e |= uchar(s[3]) >> 6; + *e ^= 0x2a; // top two bits of each tail byte correct? + *e >>= shifte[len]; + + return next; +} + +constexpr FMT_INLINE_VARIABLE uint32_t invalid_code_point = ~uint32_t(); + +// Invokes f(cp, sv) for every code point cp in s with sv being the string view +// corresponding to the code point. cp is invalid_code_point on error. +template +FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) { + auto decode = [f](const char* buf_ptr, const char* ptr) { + auto cp = uint32_t(); + auto error = 0; + auto end = utf8_decode(buf_ptr, &cp, &error); + bool result = f(error ? invalid_code_point : cp, + string_view(ptr, error ? 1 : to_unsigned(end - buf_ptr))); + return result ? (error ? buf_ptr + 1 : end) : nullptr; + }; + auto p = s.data(); + const size_t block_size = 4; // utf8_decode always reads blocks of 4 chars. + if (s.size() >= block_size) { + for (auto end = p + s.size() - block_size + 1; p < end;) { + p = decode(p, p); + if (!p) return; + } + } + if (auto num_chars_left = s.data() + s.size() - p) { + char buf[2 * block_size - 1] = {}; + copy_str(p, p + num_chars_left, buf); + const char* buf_ptr = buf; + do { + auto end = decode(buf_ptr, p); + if (!end) return; + p += end - buf_ptr; + buf_ptr = end; + } while (buf_ptr - buf < num_chars_left); + } +} + +template +inline auto compute_width(basic_string_view s) -> size_t { + return s.size(); +} + +// Computes approximate display width of a UTF-8 string. +FMT_CONSTEXPR inline auto compute_width(string_view s) -> size_t { + size_t num_code_points = 0; + // It is not a lambda for compatibility with C++14. + struct count_code_points { + size_t* count; + FMT_CONSTEXPR auto operator()(uint32_t cp, string_view) const -> bool { + *count += detail::to_unsigned( + 1 + + (cp >= 0x1100 && + (cp <= 0x115f || // Hangul Jamo init. consonants + cp == 0x2329 || // LEFT-POINTING ANGLE BRACKET + cp == 0x232a || // RIGHT-POINTING ANGLE BRACKET + // CJK ... Yi except IDEOGRAPHIC HALF FILL SPACE: + (cp >= 0x2e80 && cp <= 0xa4cf && cp != 0x303f) || + (cp >= 0xac00 && cp <= 0xd7a3) || // Hangul Syllables + (cp >= 0xf900 && cp <= 0xfaff) || // CJK Compatibility Ideographs + (cp >= 0xfe10 && cp <= 0xfe19) || // Vertical Forms + (cp >= 0xfe30 && cp <= 0xfe6f) || // CJK Compatibility Forms + (cp >= 0xff00 && cp <= 0xff60) || // Fullwidth Forms + (cp >= 0xffe0 && cp <= 0xffe6) || // Fullwidth Forms + (cp >= 0x20000 && cp <= 0x2fffd) || // CJK + (cp >= 0x30000 && cp <= 0x3fffd) || + // Miscellaneous Symbols and Pictographs + Emoticons: + (cp >= 0x1f300 && cp <= 0x1f64f) || + // Supplemental Symbols and Pictographs: + (cp >= 0x1f900 && cp <= 0x1f9ff)))); + return true; + } + }; + // We could avoid branches by using utf8_decode directly. + for_each_codepoint(s, count_code_points{&num_code_points}); + return num_code_points; +} + +inline auto compute_width(basic_string_view s) -> size_t { + return compute_width( + string_view(reinterpret_cast(s.data()), s.size())); +} + +template +inline auto code_point_index(basic_string_view s, size_t n) -> size_t { + size_t size = s.size(); + return n < size ? n : size; +} + +// Calculates the index of the nth code point in a UTF-8 string. +inline auto code_point_index(string_view s, size_t n) -> size_t { + size_t result = s.size(); + const char* begin = s.begin(); + for_each_codepoint(s, [begin, &n, &result](uint32_t, string_view sv) { + if (n != 0) { + --n; + return true; + } + result = to_unsigned(sv.begin() - begin); + return false; + }); + return result; +} + +inline auto code_point_index(basic_string_view s, size_t n) + -> size_t { + return code_point_index( + string_view(reinterpret_cast(s.data()), s.size()), n); +} + +template struct is_integral : std::is_integral {}; +template <> struct is_integral : std::true_type {}; +template <> struct is_integral : std::true_type {}; + +template +using is_signed = + std::integral_constant::is_signed || + std::is_same::value>; + +template +using is_integer = + bool_constant::value && !std::is_same::value && + !std::is_same::value && + !std::is_same::value>; + +#ifndef FMT_USE_FLOAT +# define FMT_USE_FLOAT 1 +#endif +#ifndef FMT_USE_DOUBLE +# define FMT_USE_DOUBLE 1 +#endif +#ifndef FMT_USE_LONG_DOUBLE +# define FMT_USE_LONG_DOUBLE 1 +#endif + +#ifndef FMT_USE_FLOAT128 +# ifdef __clang__ +// Clang emulates GCC, so it has to appear early. +# if FMT_HAS_INCLUDE() +# define FMT_USE_FLOAT128 1 +# endif +# elif defined(__GNUC__) +// GNU C++: +# if defined(_GLIBCXX_USE_FLOAT128) && !defined(__STRICT_ANSI__) +# define FMT_USE_FLOAT128 1 +# endif +# endif +# ifndef FMT_USE_FLOAT128 +# define FMT_USE_FLOAT128 0 +# endif +#endif + +#if FMT_USE_FLOAT128 +using float128 = __float128; +#else +using float128 = void; +#endif +template using is_float128 = std::is_same; + +template +using is_floating_point = + bool_constant::value || is_float128::value>; + +template ::value> +struct is_fast_float : bool_constant::is_iec559 && + sizeof(T) <= sizeof(double)> {}; +template struct is_fast_float : std::false_type {}; + +template +using is_double_double = bool_constant::digits == 106>; + +#ifndef FMT_USE_FULL_CACHE_DRAGONBOX +# define FMT_USE_FULL_CACHE_DRAGONBOX 0 +#endif + +template +template +void buffer::append(const U* begin, const U* end) { + while (begin != end) { + auto count = to_unsigned(end - begin); + try_reserve(size_ + count); + auto free_cap = capacity_ - size_; + if (free_cap < count) count = free_cap; + std::uninitialized_copy_n(begin, count, ptr_ + size_); + size_ += count; + begin += count; + } +} + +template +struct is_locale : std::false_type {}; +template +struct is_locale> : std::true_type {}; +} // namespace detail + +FMT_BEGIN_EXPORT + +// The number of characters to store in the basic_memory_buffer object itself +// to avoid dynamic memory allocation. +enum { inline_buffer_size = 500 }; + +/** + \rst + A dynamically growing memory buffer for trivially copyable/constructible types + with the first ``SIZE`` elements stored in the object itself. + + You can use the ``memory_buffer`` type alias for ``char`` instead. + + **Example**:: + + auto out = fmt::memory_buffer(); + fmt::format_to(std::back_inserter(out), "The answer is {}.", 42); + + This will append the following output to the ``out`` object: + + .. code-block:: none + + The answer is 42. + + The output can be converted to an ``std::string`` with ``to_string(out)``. + \endrst + */ +template > +class basic_memory_buffer final : public detail::buffer { + private: + T store_[SIZE]; + + // Don't inherit from Allocator to avoid generating type_info for it. + FMT_NO_UNIQUE_ADDRESS Allocator alloc_; + + // Deallocate memory allocated by the buffer. + FMT_CONSTEXPR20 void deallocate() { + T* data = this->data(); + if (data != store_) alloc_.deallocate(data, this->capacity()); + } + + protected: + FMT_CONSTEXPR20 void grow(size_t size) override { + detail::abort_fuzzing_if(size > 5000); + const size_t max_size = std::allocator_traits::max_size(alloc_); + size_t old_capacity = this->capacity(); + size_t new_capacity = old_capacity + old_capacity / 2; + if (size > new_capacity) + new_capacity = size; + else if (new_capacity > max_size) + new_capacity = size > max_size ? size : max_size; + T* old_data = this->data(); + T* new_data = + std::allocator_traits::allocate(alloc_, new_capacity); + // Suppress a bogus -Wstringop-overflow in gcc 13.1 (#3481). + detail::assume(this->size() <= new_capacity); + // The following code doesn't throw, so the raw pointer above doesn't leak. + std::uninitialized_copy_n(old_data, this->size(), new_data); + this->set(new_data, new_capacity); + // deallocate must not throw according to the standard, but even if it does, + // the buffer already uses the new storage and will deallocate it in + // destructor. + if (old_data != store_) alloc_.deallocate(old_data, old_capacity); + } + + public: + using value_type = T; + using const_reference = const T&; + + FMT_CONSTEXPR20 explicit basic_memory_buffer( + const Allocator& alloc = Allocator()) + : alloc_(alloc) { + this->set(store_, SIZE); + if (detail::is_constant_evaluated()) detail::fill_n(store_, SIZE, T()); + } + FMT_CONSTEXPR20 ~basic_memory_buffer() { deallocate(); } + + private: + // Move data from other to this buffer. + FMT_CONSTEXPR20 void move(basic_memory_buffer& other) { + alloc_ = std::move(other.alloc_); + T* data = other.data(); + size_t size = other.size(), capacity = other.capacity(); + if (data == other.store_) { + this->set(store_, capacity); + detail::copy_str(other.store_, other.store_ + size, store_); + } else { + this->set(data, capacity); + // Set pointer to the inline array so that delete is not called + // when deallocating. + other.set(other.store_, 0); + other.clear(); + } + this->resize(size); + } + + public: + /** + \rst + Constructs a :class:`fmt::basic_memory_buffer` object moving the content + of the other object to it. + \endrst + */ + FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer&& other) noexcept { + move(other); + } + + /** + \rst + Moves the content of the other ``basic_memory_buffer`` object to this one. + \endrst + */ + auto operator=(basic_memory_buffer&& other) noexcept -> basic_memory_buffer& { + FMT_ASSERT(this != &other, ""); + deallocate(); + move(other); + return *this; + } + + // Returns a copy of the allocator associated with this buffer. + auto get_allocator() const -> Allocator { return alloc_; } + + /** + Resizes the buffer to contain *count* elements. If T is a POD type new + elements may not be initialized. + */ + FMT_CONSTEXPR20 void resize(size_t count) { this->try_resize(count); } + + /** Increases the buffer capacity to *new_capacity*. */ + void reserve(size_t new_capacity) { this->try_reserve(new_capacity); } + + using detail::buffer::append; + template + void append(const ContiguousRange& range) { + append(range.data(), range.data() + range.size()); + } +}; + +using memory_buffer = basic_memory_buffer; + +template +struct is_contiguous> : std::true_type { +}; + +FMT_END_EXPORT +namespace detail { +FMT_API auto write_console(int fd, string_view text) -> bool; +FMT_API auto write_console(std::FILE* f, string_view text) -> bool; +FMT_API void print(std::FILE*, string_view); +} // namespace detail + +FMT_BEGIN_EXPORT + +// Suppress a misleading warning in older versions of clang. +#if FMT_CLANG_VERSION +# pragma clang diagnostic ignored "-Wweak-vtables" +#endif + +/** An error reported from a formatting function. */ +class FMT_SO_VISIBILITY("default") format_error : public std::runtime_error { + public: + using std::runtime_error::runtime_error; +}; + +namespace detail_exported { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template struct fixed_string { + constexpr fixed_string(const Char (&str)[N]) { + detail::copy_str(static_cast(str), + str + N, data); + } + Char data[N] = {}; +}; +#endif + +// Converts a compile-time string to basic_string_view. +template +constexpr auto compile_string_to_view(const Char (&s)[N]) + -> basic_string_view { + // Remove trailing NUL character if needed. Won't be present if this is used + // with a raw character array (i.e. not defined as a string). + return {s, N - (std::char_traits::to_int_type(s[N - 1]) == 0 ? 1 : 0)}; +} +template +constexpr auto compile_string_to_view(detail::std_string_view s) + -> basic_string_view { + return {s.data(), s.size()}; +} +} // namespace detail_exported + +class loc_value { + private: + basic_format_arg value_; + + public: + template ::value)> + loc_value(T value) : value_(detail::make_arg(value)) {} + + template ::value)> + loc_value(T) {} + + template auto visit(Visitor&& vis) -> decltype(vis(0)) { + return visit_format_arg(vis, value_); + } +}; + +// A locale facet that formats values in UTF-8. +// It is parameterized on the locale to avoid the heavy include. +template class format_facet : public Locale::facet { + private: + std::string separator_; + std::string grouping_; + std::string decimal_point_; + + protected: + virtual auto do_put(appender out, loc_value val, + const format_specs<>& specs) const -> bool; + + public: + static FMT_API typename Locale::id id; + + explicit format_facet(Locale& loc); + explicit format_facet(string_view sep = "", + std::initializer_list g = {3}, + std::string decimal_point = ".") + : separator_(sep.data(), sep.size()), + grouping_(g.begin(), g.end()), + decimal_point_(decimal_point) {} + + auto put(appender out, loc_value val, const format_specs<>& specs) const + -> bool { + return do_put(out, val, specs); + } +}; + +namespace detail { + +// Returns true if value is negative, false otherwise. +// Same as `value < 0` but doesn't produce warnings if T is an unsigned type. +template ::value)> +constexpr auto is_negative(T value) -> bool { + return value < 0; +} +template ::value)> +constexpr auto is_negative(T) -> bool { + return false; +} + +template +FMT_CONSTEXPR auto is_supported_floating_point(T) -> bool { + if (std::is_same()) return FMT_USE_FLOAT; + if (std::is_same()) return FMT_USE_DOUBLE; + if (std::is_same()) return FMT_USE_LONG_DOUBLE; + return true; +} + +// Smallest of uint32_t, uint64_t, uint128_t that is large enough to +// represent all values of an integral type T. +template +using uint32_or_64_or_128_t = + conditional_t() <= 32 && !FMT_REDUCE_INT_INSTANTIATIONS, + uint32_t, + conditional_t() <= 64, uint64_t, uint128_t>>; +template +using uint64_or_128_t = conditional_t() <= 64, uint64_t, uint128_t>; + +#define FMT_POWERS_OF_10(factor) \ + factor * 10, (factor) * 100, (factor) * 1000, (factor) * 10000, \ + (factor) * 100000, (factor) * 1000000, (factor) * 10000000, \ + (factor) * 100000000, (factor) * 1000000000 + +// Converts value in the range [0, 100) to a string. +constexpr auto digits2(size_t value) -> const char* { + // GCC generates slightly better code when value is pointer-size. + return &"0001020304050607080910111213141516171819" + "2021222324252627282930313233343536373839" + "4041424344454647484950515253545556575859" + "6061626364656667686970717273747576777879" + "8081828384858687888990919293949596979899"[value * 2]; +} + +// Sign is a template parameter to workaround a bug in gcc 4.8. +template constexpr auto sign(Sign s) -> Char { +#if !FMT_GCC_VERSION || FMT_GCC_VERSION >= 604 + static_assert(std::is_same::value, ""); +#endif + return static_cast("\0-+ "[s]); +} + +template FMT_CONSTEXPR auto count_digits_fallback(T n) -> int { + int count = 1; + for (;;) { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if (n < 10) return count; + if (n < 100) return count + 1; + if (n < 1000) return count + 2; + if (n < 10000) return count + 3; + n /= 10000u; + count += 4; + } +} +#if FMT_USE_INT128 +FMT_CONSTEXPR inline auto count_digits(uint128_opt n) -> int { + return count_digits_fallback(n); +} +#endif + +#ifdef FMT_BUILTIN_CLZLL +// It is a separate function rather than a part of count_digits to workaround +// the lack of static constexpr in constexpr functions. +inline auto do_count_digits(uint64_t n) -> int { + // This has comparable performance to the version by Kendall Willets + // (https://github.com/fmtlib/format-benchmark/blob/master/digits10) + // but uses smaller tables. + // Maps bsr(n) to ceil(log10(pow(2, bsr(n) + 1) - 1)). + static constexpr uint8_t bsr2log10[] = { + 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, + 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, + 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, + 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20}; + auto t = bsr2log10[FMT_BUILTIN_CLZLL(n | 1) ^ 63]; + static constexpr const uint64_t zero_or_powers_of_10[] = { + 0, 0, FMT_POWERS_OF_10(1U), FMT_POWERS_OF_10(1000000000ULL), + 10000000000000000000ULL}; + return t - (n < zero_or_powers_of_10[t]); +} +#endif + +// Returns the number of decimal digits in n. Leading zeros are not counted +// except for n == 0 in which case count_digits returns 1. +FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int { +#ifdef FMT_BUILTIN_CLZLL + if (!is_constant_evaluated()) { + return do_count_digits(n); + } +#endif + return count_digits_fallback(n); +} + +// Counts the number of digits in n. BITS = log2(radix). +template +FMT_CONSTEXPR auto count_digits(UInt n) -> int { +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated() && num_bits() == 32) + return (FMT_BUILTIN_CLZ(static_cast(n) | 1) ^ 31) / BITS + 1; +#endif + // Lambda avoids unreachable code warnings from NVHPC. + return [](UInt m) { + int num_digits = 0; + do { + ++num_digits; + } while ((m >>= BITS) != 0); + return num_digits; + }(n); +} + +#ifdef FMT_BUILTIN_CLZ +// It is a separate function rather than a part of count_digits to workaround +// the lack of static constexpr in constexpr functions. +FMT_INLINE auto do_count_digits(uint32_t n) -> int { +// An optimization by Kendall Willets from https://bit.ly/3uOIQrB. +// This increments the upper 32 bits (log10(T) - 1) when >= T is added. +# define FMT_INC(T) (((sizeof(#T) - 1ull) << 32) - T) + static constexpr uint64_t table[] = { + FMT_INC(0), FMT_INC(0), FMT_INC(0), // 8 + FMT_INC(10), FMT_INC(10), FMT_INC(10), // 64 + FMT_INC(100), FMT_INC(100), FMT_INC(100), // 512 + FMT_INC(1000), FMT_INC(1000), FMT_INC(1000), // 4096 + FMT_INC(10000), FMT_INC(10000), FMT_INC(10000), // 32k + FMT_INC(100000), FMT_INC(100000), FMT_INC(100000), // 256k + FMT_INC(1000000), FMT_INC(1000000), FMT_INC(1000000), // 2048k + FMT_INC(10000000), FMT_INC(10000000), FMT_INC(10000000), // 16M + FMT_INC(100000000), FMT_INC(100000000), FMT_INC(100000000), // 128M + FMT_INC(1000000000), FMT_INC(1000000000), FMT_INC(1000000000), // 1024M + FMT_INC(1000000000), FMT_INC(1000000000) // 4B + }; + auto inc = table[FMT_BUILTIN_CLZ(n | 1) ^ 31]; + return static_cast((n + inc) >> 32); +} +#endif + +// Optional version of count_digits for better performance on 32-bit platforms. +FMT_CONSTEXPR20 inline auto count_digits(uint32_t n) -> int { +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated()) { + return do_count_digits(n); + } +#endif + return count_digits_fallback(n); +} + +template constexpr auto digits10() noexcept -> int { + return std::numeric_limits::digits10; +} +template <> constexpr auto digits10() noexcept -> int { return 38; } +template <> constexpr auto digits10() noexcept -> int { return 38; } + +template struct thousands_sep_result { + std::string grouping; + Char thousands_sep; +}; + +template +FMT_API auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result; +template +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result { + auto result = thousands_sep_impl(loc); + return {result.grouping, Char(result.thousands_sep)}; +} +template <> +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result { + return thousands_sep_impl(loc); +} + +template +FMT_API auto decimal_point_impl(locale_ref loc) -> Char; +template inline auto decimal_point(locale_ref loc) -> Char { + return Char(decimal_point_impl(loc)); +} +template <> inline auto decimal_point(locale_ref loc) -> wchar_t { + return decimal_point_impl(loc); +} + +// Compares two characters for equality. +template auto equal2(const Char* lhs, const char* rhs) -> bool { + return lhs[0] == Char(rhs[0]) && lhs[1] == Char(rhs[1]); +} +inline auto equal2(const char* lhs, const char* rhs) -> bool { + return memcmp(lhs, rhs, 2) == 0; +} + +// Copies two characters from src to dst. +template +FMT_CONSTEXPR20 FMT_INLINE void copy2(Char* dst, const char* src) { + if (!is_constant_evaluated() && sizeof(Char) == sizeof(char)) { + memcpy(dst, src, 2); + return; + } + *dst++ = static_cast(*src++); + *dst = static_cast(*src); +} + +template struct format_decimal_result { + Iterator begin; + Iterator end; +}; + +// Formats a decimal unsigned integer value writing into out pointing to a +// buffer of specified size. The caller must ensure that the buffer is large +// enough. +template +FMT_CONSTEXPR20 auto format_decimal(Char* out, UInt value, int size) + -> format_decimal_result { + FMT_ASSERT(size >= count_digits(value), "invalid digit count"); + out += size; + Char* end = out; + while (value >= 100) { + // Integer division is slow so do it for a group of two digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + out -= 2; + copy2(out, digits2(static_cast(value % 100))); + value /= 100; + } + if (value < 10) { + *--out = static_cast('0' + value); + return {out, end}; + } + out -= 2; + copy2(out, digits2(static_cast(value))); + return {out, end}; +} + +template >::value)> +FMT_CONSTEXPR inline auto format_decimal(Iterator out, UInt value, int size) + -> format_decimal_result { + // Buffer is large enough to hold all digits (digits10 + 1). + Char buffer[digits10() + 1] = {}; + auto end = format_decimal(buffer, value, size).end; + return {out, detail::copy_str_noinline(buffer, end, out)}; +} + +template +FMT_CONSTEXPR auto format_uint(Char* buffer, UInt value, int num_digits, + bool upper = false) -> Char* { + buffer += num_digits; + Char* end = buffer; + do { + const char* digits = upper ? "0123456789ABCDEF" : "0123456789abcdef"; + unsigned digit = static_cast(value & ((1 << BASE_BITS) - 1)); + *--buffer = static_cast(BASE_BITS < 4 ? static_cast('0' + digit) + : digits[digit]); + } while ((value >>= BASE_BITS) != 0); + return end; +} + +template +FMT_CONSTEXPR inline auto format_uint(It out, UInt value, int num_digits, + bool upper = false) -> It { + if (auto ptr = to_pointer(out, to_unsigned(num_digits))) { + format_uint(ptr, value, num_digits, upper); + return out; + } + // Buffer should be large enough to hold all digits (digits / BASE_BITS + 1). + char buffer[num_bits() / BASE_BITS + 1] = {}; + format_uint(buffer, value, num_digits, upper); + return detail::copy_str_noinline(buffer, buffer + num_digits, out); +} + +// A converter from UTF-8 to UTF-16. +class utf8_to_utf16 { + private: + basic_memory_buffer buffer_; + + public: + FMT_API explicit utf8_to_utf16(string_view s); + operator basic_string_view() const { return {&buffer_[0], size()}; } + auto size() const -> size_t { return buffer_.size() - 1; } + auto c_str() const -> const wchar_t* { return &buffer_[0]; } + auto str() const -> std::wstring { return {&buffer_[0], size()}; } +}; + +enum class to_utf8_error_policy { abort, replace }; + +// A converter from UTF-16/UTF-32 (host endian) to UTF-8. +template class to_utf8 { + private: + Buffer buffer_; + + public: + to_utf8() {} + explicit to_utf8(basic_string_view s, + to_utf8_error_policy policy = to_utf8_error_policy::abort) { + static_assert(sizeof(WChar) == 2 || sizeof(WChar) == 4, + "Expect utf16 or utf32"); + if (!convert(s, policy)) + FMT_THROW(std::runtime_error(sizeof(WChar) == 2 ? "invalid utf16" + : "invalid utf32")); + } + operator string_view() const { return string_view(&buffer_[0], size()); } + auto size() const -> size_t { return buffer_.size() - 1; } + auto c_str() const -> const char* { return &buffer_[0]; } + auto str() const -> std::string { return std::string(&buffer_[0], size()); } + + // Performs conversion returning a bool instead of throwing exception on + // conversion error. This method may still throw in case of memory allocation + // error. + auto convert(basic_string_view s, + to_utf8_error_policy policy = to_utf8_error_policy::abort) + -> bool { + if (!convert(buffer_, s, policy)) return false; + buffer_.push_back(0); + return true; + } + static auto convert(Buffer& buf, basic_string_view s, + to_utf8_error_policy policy = to_utf8_error_policy::abort) + -> bool { + for (auto p = s.begin(); p != s.end(); ++p) { + uint32_t c = static_cast(*p); + if (sizeof(WChar) == 2 && c >= 0xd800 && c <= 0xdfff) { + // Handle a surrogate pair. + ++p; + if (p == s.end() || (c & 0xfc00) != 0xd800 || (*p & 0xfc00) != 0xdc00) { + if (policy == to_utf8_error_policy::abort) return false; + buf.append(string_view("\xEF\xBF\xBD")); + --p; + } else { + c = (c << 10) + static_cast(*p) - 0x35fdc00; + } + } else if (c < 0x80) { + buf.push_back(static_cast(c)); + } else if (c < 0x800) { + buf.push_back(static_cast(0xc0 | (c >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } else if ((c >= 0x800 && c <= 0xd7ff) || (c >= 0xe000 && c <= 0xffff)) { + buf.push_back(static_cast(0xe0 | (c >> 12))); + buf.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } else if (c >= 0x10000 && c <= 0x10ffff) { + buf.push_back(static_cast(0xf0 | (c >> 18))); + buf.push_back(static_cast(0x80 | ((c & 0x3ffff) >> 12))); + buf.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } else { + return false; + } + } + return true; + } +}; + +// Computes 128-bit result of multiplication of two 64-bit unsigned integers. +inline auto umul128(uint64_t x, uint64_t y) noexcept -> uint128_fallback { +#if FMT_USE_INT128 + auto p = static_cast(x) * static_cast(y); + return {static_cast(p >> 64), static_cast(p)}; +#elif defined(_MSC_VER) && defined(_M_X64) + auto hi = uint64_t(); + auto lo = _umul128(x, y, &hi); + return {hi, lo}; +#else + const uint64_t mask = static_cast(max_value()); + + uint64_t a = x >> 32; + uint64_t b = x & mask; + uint64_t c = y >> 32; + uint64_t d = y & mask; + + uint64_t ac = a * c; + uint64_t bc = b * c; + uint64_t ad = a * d; + uint64_t bd = b * d; + + uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); + + return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), + (intermediate << 32) + (bd & mask)}; +#endif +} + +namespace dragonbox { +// Computes floor(log10(pow(2, e))) for e in [-2620, 2620] using the method from +// https://fmt.dev/papers/Dragonbox.pdf#page=28, section 6.1. +inline auto floor_log10_pow2(int e) noexcept -> int { + FMT_ASSERT(e <= 2620 && e >= -2620, "too large exponent"); + static_assert((-1 >> 1) == -1, "right shift is not arithmetic"); + return (e * 315653) >> 20; +} + +inline auto floor_log2_pow10(int e) noexcept -> int { + FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); + return (e * 1741647) >> 19; +} + +// Computes upper 64 bits of multiplication of two 64-bit unsigned integers. +inline auto umul128_upper64(uint64_t x, uint64_t y) noexcept -> uint64_t { +#if FMT_USE_INT128 + auto p = static_cast(x) * static_cast(y); + return static_cast(p >> 64); +#elif defined(_MSC_VER) && defined(_M_X64) + return __umulh(x, y); +#else + return umul128(x, y).high(); +#endif +} + +// Computes upper 128 bits of multiplication of a 64-bit unsigned integer and a +// 128-bit unsigned integer. +inline auto umul192_upper128(uint64_t x, uint128_fallback y) noexcept + -> uint128_fallback { + uint128_fallback r = umul128(x, y.high()); + r += umul128_upper64(x, y.low()); + return r; +} + +FMT_API auto get_cached_power(int k) noexcept -> uint128_fallback; + +// Type-specific information that Dragonbox uses. +template struct float_info; + +template <> struct float_info { + using carrier_uint = uint32_t; + static const int exponent_bits = 8; + static const int kappa = 1; + static const int big_divisor = 100; + static const int small_divisor = 10; + static const int min_k = -31; + static const int max_k = 46; + static const int shorter_interval_tie_lower_threshold = -35; + static const int shorter_interval_tie_upper_threshold = -35; +}; + +template <> struct float_info { + using carrier_uint = uint64_t; + static const int exponent_bits = 11; + static const int kappa = 2; + static const int big_divisor = 1000; + static const int small_divisor = 100; + static const int min_k = -292; + static const int max_k = 341; + static const int shorter_interval_tie_lower_threshold = -77; + static const int shorter_interval_tie_upper_threshold = -77; +}; + +// An 80- or 128-bit floating point number. +template +struct float_info::digits == 64 || + std::numeric_limits::digits == 113 || + is_float128::value>> { + using carrier_uint = detail::uint128_t; + static const int exponent_bits = 15; +}; + +// A double-double floating point number. +template +struct float_info::value>> { + using carrier_uint = detail::uint128_t; +}; + +template struct decimal_fp { + using significand_type = typename float_info::carrier_uint; + significand_type significand; + int exponent; +}; + +template FMT_API auto to_decimal(T x) noexcept -> decimal_fp; +} // namespace dragonbox + +// Returns true iff Float has the implicit bit which is not stored. +template constexpr auto has_implicit_bit() -> bool { + // An 80-bit FP number has a 64-bit significand an no implicit bit. + return std::numeric_limits::digits != 64; +} + +// Returns the number of significand bits stored in Float. The implicit bit is +// not counted since it is not stored. +template constexpr auto num_significand_bits() -> int { + // std::numeric_limits may not support __float128. + return is_float128() ? 112 + : (std::numeric_limits::digits - + (has_implicit_bit() ? 1 : 0)); +} + +template +constexpr auto exponent_mask() -> + typename dragonbox::float_info::carrier_uint { + using float_uint = typename dragonbox::float_info::carrier_uint; + return ((float_uint(1) << dragonbox::float_info::exponent_bits) - 1) + << num_significand_bits(); +} +template constexpr auto exponent_bias() -> int { + // std::numeric_limits may not support __float128. + return is_float128() ? 16383 + : std::numeric_limits::max_exponent - 1; +} + +// Writes the exponent exp in the form "[+-]d{2,3}" to buffer. +template +FMT_CONSTEXPR auto write_exponent(int exp, It it) -> It { + FMT_ASSERT(-10000 < exp && exp < 10000, "exponent out of range"); + if (exp < 0) { + *it++ = static_cast('-'); + exp = -exp; + } else { + *it++ = static_cast('+'); + } + if (exp >= 100) { + const char* top = digits2(to_unsigned(exp / 100)); + if (exp >= 1000) *it++ = static_cast(top[0]); + *it++ = static_cast(top[1]); + exp %= 100; + } + const char* d = digits2(to_unsigned(exp)); + *it++ = static_cast(d[0]); + *it++ = static_cast(d[1]); + return it; +} + +// A floating-point number f * pow(2, e) where F is an unsigned type. +template struct basic_fp { + F f; + int e; + + static constexpr const int num_significand_bits = + static_cast(sizeof(F) * num_bits()); + + constexpr basic_fp() : f(0), e(0) {} + constexpr basic_fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} + + // Constructs fp from an IEEE754 floating-point number. + template FMT_CONSTEXPR basic_fp(Float n) { assign(n); } + + // Assigns n to this and return true iff predecessor is closer than successor. + template ::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool { + static_assert(std::numeric_limits::digits <= 113, "unsupported FP"); + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename dragonbox::float_info::carrier_uint; + const auto num_float_significand_bits = + detail::num_significand_bits(); + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + const auto significand_mask = implicit_bit - 1; + auto u = bit_cast(n); + f = static_cast(u & significand_mask); + auto biased_e = static_cast((u & exponent_mask()) >> + num_float_significand_bits); + // The predecessor is closer if n is a normalized power of 2 (f == 0) + // other than the smallest normalized number (biased_e > 1). + auto is_predecessor_closer = f == 0 && biased_e > 1; + if (biased_e == 0) + biased_e = 1; // Subnormals use biased exponent 1 (min exponent). + else if (has_implicit_bit()) + f += static_cast(implicit_bit); + e = biased_e - exponent_bias() - num_float_significand_bits; + if (!has_implicit_bit()) ++e; + return is_predecessor_closer; + } + + template ::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool { + static_assert(std::numeric_limits::is_iec559, "unsupported FP"); + return assign(static_cast(n)); + } +}; + +using fp = basic_fp; + +// Normalizes the value converted from double and multiplied by (1 << SHIFT). +template +FMT_CONSTEXPR auto normalize(basic_fp value) -> basic_fp { + // Handle subnormals. + const auto implicit_bit = F(1) << num_significand_bits(); + const auto shifted_implicit_bit = implicit_bit << SHIFT; + while ((value.f & shifted_implicit_bit) == 0) { + value.f <<= 1; + --value.e; + } + // Subtract 1 to account for hidden bit. + const auto offset = basic_fp::num_significand_bits - + num_significand_bits() - SHIFT - 1; + value.f <<= offset; + value.e -= offset; + return value; +} + +// Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. +FMT_CONSTEXPR inline auto multiply(uint64_t lhs, uint64_t rhs) -> uint64_t { +#if FMT_USE_INT128 + auto product = static_cast<__uint128_t>(lhs) * rhs; + auto f = static_cast(product >> 64); + return (static_cast(product) & (1ULL << 63)) != 0 ? f + 1 : f; +#else + // Multiply 32-bit parts of significands. + uint64_t mask = (1ULL << 32) - 1; + uint64_t a = lhs >> 32, b = lhs & mask; + uint64_t c = rhs >> 32, d = rhs & mask; + uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; + // Compute mid 64-bit of result and round. + uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); + return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); +#endif +} + +FMT_CONSTEXPR inline auto operator*(fp x, fp y) -> fp { + return {multiply(x.f, y.f), x.e + y.e + 64}; +} + +template () == num_bits()> +using convert_float_result = + conditional_t::value || doublish, double, T>; + +template +constexpr auto convert_float(T value) -> convert_float_result { + return static_cast>(value); +} + +template +FMT_NOINLINE FMT_CONSTEXPR auto fill(OutputIt it, size_t n, + const fill_t& fill) -> OutputIt { + auto fill_size = fill.size(); + if (fill_size == 1) return detail::fill_n(it, n, fill[0]); + auto data = fill.data(); + for (size_t i = 0; i < n; ++i) + it = copy_str(data, data + fill_size, it); + return it; +} + +// Writes the output of f, padded according to format specifications in specs. +// size: output size in code units. +// width: output display width in (terminal) column positions. +template +FMT_CONSTEXPR auto write_padded(OutputIt out, const format_specs& specs, + size_t size, size_t width, F&& f) -> OutputIt { + static_assert(align == align::left || align == align::right, ""); + unsigned spec_width = to_unsigned(specs.width); + size_t padding = spec_width > width ? spec_width - width : 0; + // Shifts are encoded as string literals because static constexpr is not + // supported in constexpr functions. + auto* shifts = align == align::left ? "\x1f\x1f\x00\x01" : "\x00\x1f\x00\x01"; + size_t left_padding = padding >> shifts[specs.align]; + size_t right_padding = padding - left_padding; + auto it = reserve(out, size + padding * specs.fill.size()); + if (left_padding != 0) it = fill(it, left_padding, specs.fill); + it = f(it); + if (right_padding != 0) it = fill(it, right_padding, specs.fill); + return base_iterator(out, it); +} + +template +constexpr auto write_padded(OutputIt out, const format_specs& specs, + size_t size, F&& f) -> OutputIt { + return write_padded(out, specs, size, size, f); +} + +template +FMT_CONSTEXPR auto write_bytes(OutputIt out, string_view bytes, + const format_specs& specs) -> OutputIt { + return write_padded( + out, specs, bytes.size(), [bytes](reserve_iterator it) { + const char* data = bytes.data(); + return copy_str(data, data + bytes.size(), it); + }); +} + +template +auto write_ptr(OutputIt out, UIntPtr value, const format_specs* specs) + -> OutputIt { + int num_digits = count_digits<4>(value); + auto size = to_unsigned(num_digits) + size_t(2); + auto write = [=](reserve_iterator it) { + *it++ = static_cast('0'); + *it++ = static_cast('x'); + return format_uint<4, Char>(it, value, num_digits); + }; + return specs ? write_padded(out, *specs, size, write) + : base_iterator(out, write(reserve(out, size))); +} + +// Returns true iff the code point cp is printable. +FMT_API auto is_printable(uint32_t cp) -> bool; + +inline auto needs_escape(uint32_t cp) -> bool { + return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || + !is_printable(cp); +} + +template struct find_escape_result { + const Char* begin; + const Char* end; + uint32_t cp; +}; + +template +using make_unsigned_char = + typename conditional_t::value, + std::make_unsigned, + type_identity>::type; + +template +auto find_escape(const Char* begin, const Char* end) + -> find_escape_result { + for (; begin != end; ++begin) { + uint32_t cp = static_cast>(*begin); + if (const_check(sizeof(Char) == 1) && cp >= 0x80) continue; + if (needs_escape(cp)) return {begin, begin + 1, cp}; + } + return {begin, nullptr, 0}; +} + +inline auto find_escape(const char* begin, const char* end) + -> find_escape_result { + if (!is_utf8()) return find_escape(begin, end); + auto result = find_escape_result{end, nullptr, 0}; + for_each_codepoint(string_view(begin, to_unsigned(end - begin)), + [&](uint32_t cp, string_view sv) { + if (needs_escape(cp)) { + result = {sv.begin(), sv.end(), cp}; + return false; + } + return true; + }); + return result; +} + +#define FMT_STRING_IMPL(s, base, explicit) \ + [] { \ + /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ + /* Use a macro-like name to avoid shadowing warnings. */ \ + struct FMT_VISIBILITY("hidden") FMT_COMPILE_STRING : base { \ + using char_type FMT_MAYBE_UNUSED = fmt::remove_cvref_t; \ + FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit \ + operator fmt::basic_string_view() const { \ + return fmt::detail_exported::compile_string_to_view(s); \ + } \ + }; \ + return FMT_COMPILE_STRING(); \ + }() + +/** + \rst + Constructs a compile-time format string from a string literal *s*. + + **Example**:: + + // A compile-time error because 'd' is an invalid specifier for strings. + std::string s = fmt::format(FMT_STRING("{:d}"), "foo"); + \endrst + */ +#define FMT_STRING(s) FMT_STRING_IMPL(s, fmt::detail::compile_string, ) + +template +auto write_codepoint(OutputIt out, char prefix, uint32_t cp) -> OutputIt { + *out++ = static_cast('\\'); + *out++ = static_cast(prefix); + Char buf[width]; + fill_n(buf, width, static_cast('0')); + format_uint<4>(buf, cp, width); + return copy_str(buf, buf + width, out); +} + +template +auto write_escaped_cp(OutputIt out, const find_escape_result& escape) + -> OutputIt { + auto c = static_cast(escape.cp); + switch (escape.cp) { + case '\n': + *out++ = static_cast('\\'); + c = static_cast('n'); + break; + case '\r': + *out++ = static_cast('\\'); + c = static_cast('r'); + break; + case '\t': + *out++ = static_cast('\\'); + c = static_cast('t'); + break; + case '"': + FMT_FALLTHROUGH; + case '\'': + FMT_FALLTHROUGH; + case '\\': + *out++ = static_cast('\\'); + break; + default: + if (escape.cp < 0x100) { + return write_codepoint<2, Char>(out, 'x', escape.cp); + } + if (escape.cp < 0x10000) { + return write_codepoint<4, Char>(out, 'u', escape.cp); + } + if (escape.cp < 0x110000) { + return write_codepoint<8, Char>(out, 'U', escape.cp); + } + for (Char escape_char : basic_string_view( + escape.begin, to_unsigned(escape.end - escape.begin))) { + out = write_codepoint<2, Char>(out, 'x', + static_cast(escape_char) & 0xFF); + } + return out; + } + *out++ = c; + return out; +} + +template +auto write_escaped_string(OutputIt out, basic_string_view str) + -> OutputIt { + *out++ = static_cast('"'); + auto begin = str.begin(), end = str.end(); + do { + auto escape = find_escape(begin, end); + out = copy_str(begin, escape.begin, out); + begin = escape.end; + if (!begin) break; + out = write_escaped_cp(out, escape); + } while (begin != end); + *out++ = static_cast('"'); + return out; +} + +template +auto write_escaped_char(OutputIt out, Char v) -> OutputIt { + Char v_array[1] = {v}; + *out++ = static_cast('\''); + if ((needs_escape(static_cast(v)) && v != static_cast('"')) || + v == static_cast('\'')) { + out = write_escaped_cp(out, + find_escape_result{v_array, v_array + 1, + static_cast(v)}); + } else { + *out++ = v; + } + *out++ = static_cast('\''); + return out; +} + +template +FMT_CONSTEXPR auto write_char(OutputIt out, Char value, + const format_specs& specs) -> OutputIt { + bool is_debug = specs.type == presentation_type::debug; + return write_padded(out, specs, 1, [=](reserve_iterator it) { + if (is_debug) return write_escaped_char(it, value); + *it++ = value; + return it; + }); +} +template +FMT_CONSTEXPR auto write(OutputIt out, Char value, + const format_specs& specs, locale_ref loc = {}) + -> OutputIt { + // char is formatted as unsigned char for consistency across platforms. + using unsigned_type = + conditional_t::value, unsigned char, unsigned>; + return check_char_specs(specs) + ? write_char(out, value, specs) + : write(out, static_cast(value), specs, loc); +} + +// Data for write_int that doesn't depend on output iterator type. It is used to +// avoid template code bloat. +template struct write_int_data { + size_t size; + size_t padding; + + FMT_CONSTEXPR write_int_data(int num_digits, unsigned prefix, + const format_specs& specs) + : size((prefix >> 24) + to_unsigned(num_digits)), padding(0) { + if (specs.align == align::numeric) { + auto width = to_unsigned(specs.width); + if (width > size) { + padding = width - size; + size = width; + } + } else if (specs.precision > num_digits) { + size = (prefix >> 24) + to_unsigned(specs.precision); + padding = to_unsigned(specs.precision - num_digits); + } + } +}; + +// Writes an integer in the format +// +// where are written by write_digits(it). +// prefix contains chars in three lower bytes and the size in the fourth byte. +template +FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, int num_digits, + unsigned prefix, + const format_specs& specs, + W write_digits) -> OutputIt { + // Slightly faster check for specs.width == 0 && specs.precision == -1. + if ((specs.width | (specs.precision + 1)) == 0) { + auto it = reserve(out, to_unsigned(num_digits) + (prefix >> 24)); + if (prefix != 0) { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast(p & 0xff); + } + return base_iterator(out, write_digits(it)); + } + auto data = write_int_data(num_digits, prefix, specs); + return write_padded( + out, specs, data.size, [=](reserve_iterator it) { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast(p & 0xff); + it = detail::fill_n(it, data.padding, static_cast('0')); + return write_digits(it); + }); +} + +template class digit_grouping { + private: + std::string grouping_; + std::basic_string thousands_sep_; + + struct next_state { + std::string::const_iterator group; + int pos; + }; + auto initial_state() const -> next_state { return {grouping_.begin(), 0}; } + + // Returns the next digit group separator position. + auto next(next_state& state) const -> int { + if (thousands_sep_.empty()) return max_value(); + if (state.group == grouping_.end()) return state.pos += grouping_.back(); + if (*state.group <= 0 || *state.group == max_value()) + return max_value(); + state.pos += *state.group++; + return state.pos; + } + + public: + explicit digit_grouping(locale_ref loc, bool localized = true) { + if (!localized) return; + auto sep = thousands_sep(loc); + grouping_ = sep.grouping; + if (sep.thousands_sep) thousands_sep_.assign(1, sep.thousands_sep); + } + digit_grouping(std::string grouping, std::basic_string sep) + : grouping_(std::move(grouping)), thousands_sep_(std::move(sep)) {} + + auto has_separator() const -> bool { return !thousands_sep_.empty(); } + + auto count_separators(int num_digits) const -> int { + int count = 0; + auto state = initial_state(); + while (num_digits > next(state)) ++count; + return count; + } + + // Applies grouping to digits and write the output to out. + template + auto apply(Out out, basic_string_view digits) const -> Out { + auto num_digits = static_cast(digits.size()); + auto separators = basic_memory_buffer(); + separators.push_back(0); + auto state = initial_state(); + while (int i = next(state)) { + if (i >= num_digits) break; + separators.push_back(i); + } + for (int i = 0, sep_index = static_cast(separators.size() - 1); + i < num_digits; ++i) { + if (num_digits - i == separators[sep_index]) { + out = + copy_str(thousands_sep_.data(), + thousands_sep_.data() + thousands_sep_.size(), out); + --sep_index; + } + *out++ = static_cast(digits[to_unsigned(i)]); + } + return out; + } +}; + +FMT_CONSTEXPR inline void prefix_append(unsigned& prefix, unsigned value) { + prefix |= prefix != 0 ? value << 8 : value; + prefix += (1u + (value > 0xff ? 1 : 0)) << 24; +} + +// Writes a decimal integer with digit grouping. +template +auto write_int(OutputIt out, UInt value, unsigned prefix, + const format_specs& specs, + const digit_grouping& grouping) -> OutputIt { + static_assert(std::is_same, UInt>::value, ""); + int num_digits = 0; + auto buffer = memory_buffer(); + switch (specs.type) { + case presentation_type::none: + case presentation_type::dec: { + num_digits = count_digits(value); + format_decimal(appender(buffer), value, num_digits); + break; + } + case presentation_type::hex_lower: + case presentation_type::hex_upper: { + bool upper = specs.type == presentation_type::hex_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); + num_digits = count_digits<4>(value); + format_uint<4, char>(appender(buffer), value, num_digits, upper); + break; + } + case presentation_type::bin_lower: + case presentation_type::bin_upper: { + bool upper = specs.type == presentation_type::bin_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); + num_digits = count_digits<1>(value); + format_uint<1, char>(appender(buffer), value, num_digits); + break; + } + case presentation_type::oct: { + num_digits = count_digits<3>(value); + // Octal prefix '0' is counted as a digit, so only add it if precision + // is not greater than the number of digits. + if (specs.alt && specs.precision <= num_digits && value != 0) + prefix_append(prefix, '0'); + format_uint<3, char>(appender(buffer), value, num_digits); + break; + } + case presentation_type::chr: + return write_char(out, static_cast(value), specs); + default: + throw_format_error("invalid format specifier"); + } + + unsigned size = (prefix != 0 ? prefix >> 24 : 0) + to_unsigned(num_digits) + + to_unsigned(grouping.count_separators(num_digits)); + return write_padded( + out, specs, size, size, [&](reserve_iterator it) { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast(p & 0xff); + return grouping.apply(it, string_view(buffer.data(), buffer.size())); + }); +} + +// Writes a localized value. +FMT_API auto write_loc(appender out, loc_value value, + const format_specs<>& specs, locale_ref loc) -> bool; +template +inline auto write_loc(OutputIt, loc_value, const format_specs&, + locale_ref) -> bool { + return false; +} + +template struct write_int_arg { + UInt abs_value; + unsigned prefix; +}; + +template +FMT_CONSTEXPR auto make_write_int_arg(T value, sign_t sign) + -> write_int_arg> { + auto prefix = 0u; + auto abs_value = static_cast>(value); + if (is_negative(value)) { + prefix = 0x01000000 | '-'; + abs_value = 0 - abs_value; + } else { + constexpr const unsigned prefixes[4] = {0, 0, 0x1000000u | '+', + 0x1000000u | ' '}; + prefix = prefixes[sign]; + } + return {abs_value, prefix}; +} + +template struct loc_writer { + buffer_appender out; + const format_specs& specs; + std::basic_string sep; + std::string grouping; + std::basic_string decimal_point; + + template ::value)> + auto operator()(T value) -> bool { + auto arg = make_write_int_arg(value, specs.sign); + write_int(out, static_cast>(arg.abs_value), arg.prefix, + specs, digit_grouping(grouping, sep)); + return true; + } + + template ::value)> + auto operator()(T) -> bool { + return false; + } +}; + +template +FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, write_int_arg arg, + const format_specs& specs, + locale_ref) -> OutputIt { + static_assert(std::is_same>::value, ""); + auto abs_value = arg.abs_value; + auto prefix = arg.prefix; + switch (specs.type) { + case presentation_type::none: + case presentation_type::dec: { + auto num_digits = count_digits(abs_value); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator it) { + return format_decimal(it, abs_value, num_digits).end; + }); + } + case presentation_type::hex_lower: + case presentation_type::hex_upper: { + bool upper = specs.type == presentation_type::hex_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); + int num_digits = count_digits<4>(abs_value); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator it) { + return format_uint<4, Char>(it, abs_value, num_digits, upper); + }); + } + case presentation_type::bin_lower: + case presentation_type::bin_upper: { + bool upper = specs.type == presentation_type::bin_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); + int num_digits = count_digits<1>(abs_value); + return write_int(out, num_digits, prefix, specs, + [=](reserve_iterator it) { + return format_uint<1, Char>(it, abs_value, num_digits); + }); + } + case presentation_type::oct: { + int num_digits = count_digits<3>(abs_value); + // Octal prefix '0' is counted as a digit, so only add it if precision + // is not greater than the number of digits. + if (specs.alt && specs.precision <= num_digits && abs_value != 0) + prefix_append(prefix, '0'); + return write_int(out, num_digits, prefix, specs, + [=](reserve_iterator it) { + return format_uint<3, Char>(it, abs_value, num_digits); + }); + } + case presentation_type::chr: + return write_char(out, static_cast(abs_value), specs); + default: + throw_format_error("invalid format specifier"); + } + return out; +} +template +FMT_CONSTEXPR FMT_NOINLINE auto write_int_noinline( + OutputIt out, write_int_arg arg, const format_specs& specs, + locale_ref loc) -> OutputIt { + return write_int(out, arg, specs, loc); +} +template ::value && + !std::is_same::value && + std::is_same>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, + const format_specs& specs, + locale_ref loc) -> OutputIt { + if (specs.localized && write_loc(out, value, specs, loc)) return out; + return write_int_noinline(out, make_write_int_arg(value, specs.sign), specs, + loc); +} +// An inlined version of write used in format string compilation. +template ::value && + !std::is_same::value && + !std::is_same>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, + const format_specs& specs, + locale_ref loc) -> OutputIt { + if (specs.localized && write_loc(out, value, specs, loc)) return out; + return write_int(out, make_write_int_arg(value, specs.sign), specs, loc); +} + +// An output iterator that counts the number of objects written to it and +// discards them. +class counting_iterator { + private: + size_t count_; + + public: + using iterator_category = std::output_iterator_tag; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(counting_iterator); + + struct value_type { + template FMT_CONSTEXPR void operator=(const T&) {} + }; + + FMT_CONSTEXPR counting_iterator() : count_(0) {} + + FMT_CONSTEXPR auto count() const -> size_t { return count_; } + + FMT_CONSTEXPR auto operator++() -> counting_iterator& { + ++count_; + return *this; + } + FMT_CONSTEXPR auto operator++(int) -> counting_iterator { + auto it = *this; + ++*this; + return it; + } + + FMT_CONSTEXPR friend auto operator+(counting_iterator it, difference_type n) + -> counting_iterator { + it.count_ += static_cast(n); + return it; + } + + FMT_CONSTEXPR auto operator*() const -> value_type { return {}; } +}; + +template +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view s, + const format_specs& specs) -> OutputIt { + auto data = s.data(); + auto size = s.size(); + if (specs.precision >= 0 && to_unsigned(specs.precision) < size) + size = code_point_index(s, to_unsigned(specs.precision)); + bool is_debug = specs.type == presentation_type::debug; + size_t width = 0; + if (specs.width != 0) { + if (is_debug) + width = write_escaped_string(counting_iterator{}, s).count(); + else + width = compute_width(basic_string_view(data, size)); + } + return write_padded(out, specs, size, width, + [=](reserve_iterator it) { + if (is_debug) return write_escaped_string(it, s); + return copy_str(data, data + size, it); + }); +} +template +FMT_CONSTEXPR auto write(OutputIt out, + basic_string_view> s, + const format_specs& specs, locale_ref) + -> OutputIt { + return write(out, s, specs); +} +template +FMT_CONSTEXPR auto write(OutputIt out, const Char* s, + const format_specs& specs, locale_ref) + -> OutputIt { + if (specs.type == presentation_type::pointer) + return write_ptr(out, bit_cast(s), &specs); + if (!s) throw_format_error("string pointer is null"); + return write(out, basic_string_view(s), specs, {}); +} + +template ::value && + !std::is_same::value && + !std::is_same::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { + auto abs_value = static_cast>(value); + bool negative = is_negative(value); + // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. + if (negative) abs_value = ~abs_value + 1; + int num_digits = count_digits(abs_value); + auto size = (negative ? 1 : 0) + static_cast(num_digits); + auto it = reserve(out, size); + if (auto ptr = to_pointer(it, size)) { + if (negative) *ptr++ = static_cast('-'); + format_decimal(ptr, abs_value, num_digits); + return out; + } + if (negative) *it++ = static_cast('-'); + it = format_decimal(it, abs_value, num_digits).end; + return base_iterator(out, it); +} + +// DEPRECATED! +template +FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end, + format_specs& specs) -> const Char* { + FMT_ASSERT(begin != end, ""); + auto align = align::none; + auto p = begin + code_point_length(begin); + if (end - p <= 0) p = begin; + for (;;) { + switch (to_ascii(*p)) { + case '<': + align = align::left; + break; + case '>': + align = align::right; + break; + case '^': + align = align::center; + break; + } + if (align != align::none) { + if (p != begin) { + auto c = *begin; + if (c == '}') return begin; + if (c == '{') { + throw_format_error("invalid fill character '{'"); + return begin; + } + specs.fill = {begin, to_unsigned(p - begin)}; + begin = p + 1; + } else { + ++begin; + } + break; + } else if (p == begin) { + break; + } + p = begin; + } + specs.align = align; + return begin; +} + +// A floating-point presentation format. +enum class float_format : unsigned char { + general, // General: exponent notation or fixed point based on magnitude. + exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. + fixed, // Fixed point with the default precision of 6, e.g. 0.0012. + hex +}; + +struct float_specs { + int precision; + float_format format : 8; + sign_t sign : 8; + bool upper : 1; + bool locale : 1; + bool binary32 : 1; + bool showpoint : 1; +}; + +template +FMT_CONSTEXPR auto parse_float_type_spec(const format_specs& specs) + -> float_specs { + auto result = float_specs(); + result.showpoint = specs.alt; + result.locale = specs.localized; + switch (specs.type) { + case presentation_type::none: + result.format = float_format::general; + break; + case presentation_type::general_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::general_lower: + result.format = float_format::general; + break; + case presentation_type::exp_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::exp_lower: + result.format = float_format::exp; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::fixed_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::fixed_lower: + result.format = float_format::fixed; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::hexfloat_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::hexfloat_lower: + result.format = float_format::hex; + break; + default: + throw_format_error("invalid format specifier"); + break; + } + return result; +} + +template +FMT_CONSTEXPR20 auto write_nonfinite(OutputIt out, bool isnan, + format_specs specs, + const float_specs& fspecs) -> OutputIt { + auto str = + isnan ? (fspecs.upper ? "NAN" : "nan") : (fspecs.upper ? "INF" : "inf"); + constexpr size_t str_size = 3; + auto sign = fspecs.sign; + auto size = str_size + (sign ? 1 : 0); + // Replace '0'-padding with space for non-finite values. + const bool is_zero_fill = + specs.fill.size() == 1 && *specs.fill.data() == static_cast('0'); + if (is_zero_fill) specs.fill[0] = static_cast(' '); + return write_padded(out, specs, size, [=](reserve_iterator it) { + if (sign) *it++ = detail::sign(sign); + return copy_str(str, str + str_size, it); + }); +} + +// A decimal floating-point number significand * pow(10, exp). +struct big_decimal_fp { + const char* significand; + int significand_size; + int exponent; +}; + +constexpr auto get_significand_size(const big_decimal_fp& f) -> int { + return f.significand_size; +} +template +inline auto get_significand_size(const dragonbox::decimal_fp& f) -> int { + return count_digits(f.significand); +} + +template +constexpr auto write_significand(OutputIt out, const char* significand, + int significand_size) -> OutputIt { + return copy_str(significand, significand + significand_size, out); +} +template +inline auto write_significand(OutputIt out, UInt significand, + int significand_size) -> OutputIt { + return format_decimal(out, significand, significand_size).end; +} +template +FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, + int significand_size, int exponent, + const Grouping& grouping) -> OutputIt { + if (!grouping.has_separator()) { + out = write_significand(out, significand, significand_size); + return detail::fill_n(out, exponent, static_cast('0')); + } + auto buffer = memory_buffer(); + write_significand(appender(buffer), significand, significand_size); + detail::fill_n(appender(buffer), exponent, '0'); + return grouping.apply(out, string_view(buffer.data(), buffer.size())); +} + +template ::value)> +inline auto write_significand(Char* out, UInt significand, int significand_size, + int integral_size, Char decimal_point) -> Char* { + if (!decimal_point) + return format_decimal(out, significand, significand_size).end; + out += significand_size + 1; + Char* end = out; + int floating_size = significand_size - integral_size; + for (int i = floating_size / 2; i > 0; --i) { + out -= 2; + copy2(out, digits2(static_cast(significand % 100))); + significand /= 100; + } + if (floating_size % 2 != 0) { + *--out = static_cast('0' + significand % 10); + significand /= 10; + } + *--out = decimal_point; + format_decimal(out - integral_size, significand, integral_size); + return end; +} + +template >::value)> +inline auto write_significand(OutputIt out, UInt significand, + int significand_size, int integral_size, + Char decimal_point) -> OutputIt { + // Buffer is large enough to hold digits (digits10 + 1) and a decimal point. + Char buffer[digits10() + 2]; + auto end = write_significand(buffer, significand, significand_size, + integral_size, decimal_point); + return detail::copy_str_noinline(buffer, end, out); +} + +template +FMT_CONSTEXPR auto write_significand(OutputIt out, const char* significand, + int significand_size, int integral_size, + Char decimal_point) -> OutputIt { + out = detail::copy_str_noinline(significand, + significand + integral_size, out); + if (!decimal_point) return out; + *out++ = decimal_point; + return detail::copy_str_noinline(significand + integral_size, + significand + significand_size, out); +} + +template +FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, + int significand_size, int integral_size, + Char decimal_point, + const Grouping& grouping) -> OutputIt { + if (!grouping.has_separator()) { + return write_significand(out, significand, significand_size, integral_size, + decimal_point); + } + auto buffer = basic_memory_buffer(); + write_significand(buffer_appender(buffer), significand, + significand_size, integral_size, decimal_point); + grouping.apply( + out, basic_string_view(buffer.data(), to_unsigned(integral_size))); + return detail::copy_str_noinline(buffer.data() + integral_size, + buffer.end(), out); +} + +template > +FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& f, + const format_specs& specs, + float_specs fspecs, locale_ref loc) + -> OutputIt { + auto significand = f.significand; + int significand_size = get_significand_size(f); + const Char zero = static_cast('0'); + auto sign = fspecs.sign; + size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); + using iterator = reserve_iterator; + + Char decimal_point = + fspecs.locale ? detail::decimal_point(loc) : static_cast('.'); + + int output_exp = f.exponent + significand_size - 1; + auto use_exp_format = [=]() { + if (fspecs.format == float_format::exp) return true; + if (fspecs.format != float_format::general) return false; + // Use the fixed notation if the exponent is in [exp_lower, exp_upper), + // e.g. 0.0001 instead of 1e-04. Otherwise use the exponent notation. + const int exp_lower = -4, exp_upper = 16; + return output_exp < exp_lower || + output_exp >= (fspecs.precision > 0 ? fspecs.precision : exp_upper); + }; + if (use_exp_format()) { + int num_zeros = 0; + if (fspecs.showpoint) { + num_zeros = fspecs.precision - significand_size; + if (num_zeros < 0) num_zeros = 0; + size += to_unsigned(num_zeros); + } else if (significand_size == 1) { + decimal_point = Char(); + } + auto abs_output_exp = output_exp >= 0 ? output_exp : -output_exp; + int exp_digits = 2; + if (abs_output_exp >= 100) exp_digits = abs_output_exp >= 1000 ? 4 : 3; + + size += to_unsigned((decimal_point ? 1 : 0) + 2 + exp_digits); + char exp_char = fspecs.upper ? 'E' : 'e'; + auto write = [=](iterator it) { + if (sign) *it++ = detail::sign(sign); + // Insert a decimal point after the first digit and add an exponent. + it = write_significand(it, significand, significand_size, 1, + decimal_point); + if (num_zeros > 0) it = detail::fill_n(it, num_zeros, zero); + *it++ = static_cast(exp_char); + return write_exponent(output_exp, it); + }; + return specs.width > 0 ? write_padded(out, specs, size, write) + : base_iterator(out, write(reserve(out, size))); + } + + int exp = f.exponent + significand_size; + if (f.exponent >= 0) { + // 1234e5 -> 123400000[.0+] + size += to_unsigned(f.exponent); + int num_zeros = fspecs.precision - exp; + abort_fuzzing_if(num_zeros > 5000); + if (fspecs.showpoint) { + ++size; + if (num_zeros <= 0 && fspecs.format != float_format::fixed) num_zeros = 0; + if (num_zeros > 0) size += to_unsigned(num_zeros); + } + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(exp)); + return write_padded(out, specs, size, [&](iterator it) { + if (sign) *it++ = detail::sign(sign); + it = write_significand(it, significand, significand_size, + f.exponent, grouping); + if (!fspecs.showpoint) return it; + *it++ = decimal_point; + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; + }); + } else if (exp > 0) { + // 1234e-2 -> 12.34[0+] + int num_zeros = fspecs.showpoint ? fspecs.precision - significand_size : 0; + size += 1 + to_unsigned(num_zeros > 0 ? num_zeros : 0); + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(exp)); + return write_padded(out, specs, size, [&](iterator it) { + if (sign) *it++ = detail::sign(sign); + it = write_significand(it, significand, significand_size, exp, + decimal_point, grouping); + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; + }); + } + // 1234e-6 -> 0.001234 + int num_zeros = -exp; + if (significand_size == 0 && fspecs.precision >= 0 && + fspecs.precision < num_zeros) { + num_zeros = fspecs.precision; + } + bool pointy = num_zeros != 0 || significand_size != 0 || fspecs.showpoint; + size += 1 + (pointy ? 1 : 0) + to_unsigned(num_zeros); + return write_padded(out, specs, size, [&](iterator it) { + if (sign) *it++ = detail::sign(sign); + *it++ = zero; + if (!pointy) return it; + *it++ = decimal_point; + it = detail::fill_n(it, num_zeros, zero); + return write_significand(it, significand, significand_size); + }); +} + +template class fallback_digit_grouping { + public: + constexpr fallback_digit_grouping(locale_ref, bool) {} + + constexpr auto has_separator() const -> bool { return false; } + + constexpr auto count_separators(int) const -> int { return 0; } + + template + constexpr auto apply(Out out, basic_string_view) const -> Out { + return out; + } +}; + +template +FMT_CONSTEXPR20 auto write_float(OutputIt out, const DecimalFP& f, + const format_specs& specs, + float_specs fspecs, locale_ref loc) + -> OutputIt { + if (is_constant_evaluated()) { + return do_write_float>(out, f, specs, fspecs, + loc); + } else { + return do_write_float(out, f, specs, fspecs, loc); + } +} + +template constexpr auto isnan(T value) -> bool { + return !(value >= value); // std::isnan doesn't support __float128. +} + +template +struct has_isfinite : std::false_type {}; + +template +struct has_isfinite> + : std::true_type {}; + +template ::value&& + has_isfinite::value)> +FMT_CONSTEXPR20 auto isfinite(T value) -> bool { + constexpr T inf = T(std::numeric_limits::infinity()); + if (is_constant_evaluated()) + return !detail::isnan(value) && value < inf && value > -inf; + return std::isfinite(value); +} +template ::value)> +FMT_CONSTEXPR auto isfinite(T value) -> bool { + T inf = T(std::numeric_limits::infinity()); + // std::isfinite doesn't support __float128. + return !detail::isnan(value) && value < inf && value > -inf; +} + +template ::value)> +FMT_INLINE FMT_CONSTEXPR bool signbit(T value) { + if (is_constant_evaluated()) { +#ifdef __cpp_if_constexpr + if constexpr (std::numeric_limits::is_iec559) { + auto bits = detail::bit_cast(static_cast(value)); + return (bits >> (num_bits() - 1)) != 0; + } +#endif + } + return std::signbit(static_cast(value)); +} + +inline FMT_CONSTEXPR20 void adjust_precision(int& precision, int exp10) { + // Adjust fixed precision by exponent because it is relative to decimal + // point. + if (exp10 > 0 && precision > max_value() - exp10) + FMT_THROW(format_error("number is too big")); + precision += exp10; +} + +class bigint { + private: + // A bigint is stored as an array of bigits (big digits), with bigit at index + // 0 being the least significant one. + using bigit = uint32_t; + using double_bigit = uint64_t; + enum { bigits_capacity = 32 }; + basic_memory_buffer bigits_; + int exp_; + + FMT_CONSTEXPR20 auto operator[](int index) const -> bigit { + return bigits_[to_unsigned(index)]; + } + FMT_CONSTEXPR20 auto operator[](int index) -> bigit& { + return bigits_[to_unsigned(index)]; + } + + static constexpr const int bigit_bits = num_bits(); + + friend struct formatter; + + FMT_CONSTEXPR20 void subtract_bigits(int index, bigit other, bigit& borrow) { + auto result = static_cast((*this)[index]) - other - borrow; + (*this)[index] = static_cast(result); + borrow = static_cast(result >> (bigit_bits * 2 - 1)); + } + + FMT_CONSTEXPR20 void remove_leading_zeros() { + int num_bigits = static_cast(bigits_.size()) - 1; + while (num_bigits > 0 && (*this)[num_bigits] == 0) --num_bigits; + bigits_.resize(to_unsigned(num_bigits + 1)); + } + + // Computes *this -= other assuming aligned bigints and *this >= other. + FMT_CONSTEXPR20 void subtract_aligned(const bigint& other) { + FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); + FMT_ASSERT(compare(*this, other) >= 0, ""); + bigit borrow = 0; + int i = other.exp_ - exp_; + for (size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) + subtract_bigits(i, other.bigits_[j], borrow); + while (borrow > 0) subtract_bigits(i, 0, borrow); + remove_leading_zeros(); + } + + FMT_CONSTEXPR20 void multiply(uint32_t value) { + const double_bigit wide_value = value; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + double_bigit result = bigits_[i] * wide_value + carry; + bigits_[i] = static_cast(result); + carry = static_cast(result >> bigit_bits); + } + if (carry != 0) bigits_.push_back(carry); + } + + template ::value || + std::is_same::value)> + FMT_CONSTEXPR20 void multiply(UInt value) { + using half_uint = + conditional_t::value, uint64_t, uint32_t>; + const int shift = num_bits() - bigit_bits; + const UInt lower = static_cast(value); + const UInt upper = value >> num_bits(); + UInt carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + UInt result = lower * bigits_[i] + static_cast(carry); + carry = (upper * bigits_[i] << shift) + (result >> bigit_bits) + + (carry >> bigit_bits); + bigits_[i] = static_cast(result); + } + while (carry != 0) { + bigits_.push_back(static_cast(carry)); + carry >>= bigit_bits; + } + } + + template ::value || + std::is_same::value)> + FMT_CONSTEXPR20 void assign(UInt n) { + size_t num_bigits = 0; + do { + bigits_[num_bigits++] = static_cast(n); + n >>= bigit_bits; + } while (n != 0); + bigits_.resize(num_bigits); + exp_ = 0; + } + + public: + FMT_CONSTEXPR20 bigint() : exp_(0) {} + explicit bigint(uint64_t n) { assign(n); } + + bigint(const bigint&) = delete; + void operator=(const bigint&) = delete; + + FMT_CONSTEXPR20 void assign(const bigint& other) { + auto size = other.bigits_.size(); + bigits_.resize(size); + auto data = other.bigits_.data(); + copy_str(data, data + size, bigits_.data()); + exp_ = other.exp_; + } + + template FMT_CONSTEXPR20 void operator=(Int n) { + FMT_ASSERT(n > 0, ""); + assign(uint64_or_128_t(n)); + } + + FMT_CONSTEXPR20 auto num_bigits() const -> int { + return static_cast(bigits_.size()) + exp_; + } + + FMT_NOINLINE FMT_CONSTEXPR20 auto operator<<=(int shift) -> bigint& { + FMT_ASSERT(shift >= 0, ""); + exp_ += shift / bigit_bits; + shift %= bigit_bits; + if (shift == 0) return *this; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + bigit c = bigits_[i] >> (bigit_bits - shift); + bigits_[i] = (bigits_[i] << shift) + carry; + carry = c; + } + if (carry != 0) bigits_.push_back(carry); + return *this; + } + + template + FMT_CONSTEXPR20 auto operator*=(Int value) -> bigint& { + FMT_ASSERT(value > 0, ""); + multiply(uint32_or_64_or_128_t(value)); + return *this; + } + + friend FMT_CONSTEXPR20 auto compare(const bigint& lhs, const bigint& rhs) + -> int { + int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); + if (num_lhs_bigits != num_rhs_bigits) + return num_lhs_bigits > num_rhs_bigits ? 1 : -1; + int i = static_cast(lhs.bigits_.size()) - 1; + int j = static_cast(rhs.bigits_.size()) - 1; + int end = i - j; + if (end < 0) end = 0; + for (; i >= end; --i, --j) { + bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; + if (lhs_bigit != rhs_bigit) return lhs_bigit > rhs_bigit ? 1 : -1; + } + if (i != j) return i > j ? 1 : -1; + return 0; + } + + // Returns compare(lhs1 + lhs2, rhs). + friend FMT_CONSTEXPR20 auto add_compare(const bigint& lhs1, + const bigint& lhs2, const bigint& rhs) + -> int { + auto minimum = [](int a, int b) { return a < b ? a : b; }; + auto maximum = [](int a, int b) { return a > b ? a : b; }; + int max_lhs_bigits = maximum(lhs1.num_bigits(), lhs2.num_bigits()); + int num_rhs_bigits = rhs.num_bigits(); + if (max_lhs_bigits + 1 < num_rhs_bigits) return -1; + if (max_lhs_bigits > num_rhs_bigits) return 1; + auto get_bigit = [](const bigint& n, int i) -> bigit { + return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; + }; + double_bigit borrow = 0; + int min_exp = minimum(minimum(lhs1.exp_, lhs2.exp_), rhs.exp_); + for (int i = num_rhs_bigits - 1; i >= min_exp; --i) { + double_bigit sum = + static_cast(get_bigit(lhs1, i)) + get_bigit(lhs2, i); + bigit rhs_bigit = get_bigit(rhs, i); + if (sum > rhs_bigit + borrow) return 1; + borrow = rhs_bigit + borrow - sum; + if (borrow > 1) return -1; + borrow <<= bigit_bits; + } + return borrow != 0 ? -1 : 0; + } + + // Assigns pow(10, exp) to this bigint. + FMT_CONSTEXPR20 void assign_pow10(int exp) { + FMT_ASSERT(exp >= 0, ""); + if (exp == 0) return *this = 1; + // Find the top bit. + int bitmask = 1; + while (exp >= bitmask) bitmask <<= 1; + bitmask >>= 1; + // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by + // repeated squaring and multiplication. + *this = 5; + bitmask >>= 1; + while (bitmask != 0) { + square(); + if ((exp & bitmask) != 0) *this *= 5; + bitmask >>= 1; + } + *this <<= exp; // Multiply by pow(2, exp) by shifting. + } + + FMT_CONSTEXPR20 void square() { + int num_bigits = static_cast(bigits_.size()); + int num_result_bigits = 2 * num_bigits; + basic_memory_buffer n(std::move(bigits_)); + bigits_.resize(to_unsigned(num_result_bigits)); + auto sum = uint128_t(); + for (int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) { + // Compute bigit at position bigit_index of the result by adding + // cross-product terms n[i] * n[j] such that i + j == bigit_index. + for (int i = 0, j = bigit_index; j >= 0; ++i, --j) { + // Most terms are multiplied twice which can be optimized in the future. + sum += static_cast(n[i]) * n[j]; + } + (*this)[bigit_index] = static_cast(sum); + sum >>= num_bits(); // Compute the carry. + } + // Do the same for the top half. + for (int bigit_index = num_bigits; bigit_index < num_result_bigits; + ++bigit_index) { + for (int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) + sum += static_cast(n[i++]) * n[j--]; + (*this)[bigit_index] = static_cast(sum); + sum >>= num_bits(); + } + remove_leading_zeros(); + exp_ *= 2; + } + + // If this bigint has a bigger exponent than other, adds trailing zero to make + // exponents equal. This simplifies some operations such as subtraction. + FMT_CONSTEXPR20 void align(const bigint& other) { + int exp_difference = exp_ - other.exp_; + if (exp_difference <= 0) return; + int num_bigits = static_cast(bigits_.size()); + bigits_.resize(to_unsigned(num_bigits + exp_difference)); + for (int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) + bigits_[j] = bigits_[i]; + std::uninitialized_fill_n(bigits_.data(), exp_difference, 0u); + exp_ -= exp_difference; + } + + // Divides this bignum by divisor, assigning the remainder to this and + // returning the quotient. + FMT_CONSTEXPR20 auto divmod_assign(const bigint& divisor) -> int { + FMT_ASSERT(this != &divisor, ""); + if (compare(*this, divisor) < 0) return 0; + FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); + align(divisor); + int quotient = 0; + do { + subtract_aligned(divisor); + ++quotient; + } while (compare(*this, divisor) >= 0); + return quotient; + } +}; + +// format_dragon flags. +enum dragon { + predecessor_closer = 1, + fixup = 2, // Run fixup to correct exp10 which can be off by one. + fixed = 4, +}; + +// Formats a floating-point number using a variation of the Fixed-Precision +// Positive Floating-Point Printout ((FPP)^2) algorithm by Steele & White: +// https://fmt.dev/papers/p372-steele.pdf. +FMT_CONSTEXPR20 inline void format_dragon(basic_fp value, + unsigned flags, int num_digits, + buffer& buf, int& exp10) { + bigint numerator; // 2 * R in (FPP)^2. + bigint denominator; // 2 * S in (FPP)^2. + // lower and upper are differences between value and corresponding boundaries. + bigint lower; // (M^- in (FPP)^2). + bigint upper_store; // upper's value if different from lower. + bigint* upper = nullptr; // (M^+ in (FPP)^2). + // Shift numerator and denominator by an extra bit or two (if lower boundary + // is closer) to make lower and upper integers. This eliminates multiplication + // by 2 during later computations. + bool is_predecessor_closer = (flags & dragon::predecessor_closer) != 0; + int shift = is_predecessor_closer ? 2 : 1; + if (value.e >= 0) { + numerator = value.f; + numerator <<= value.e + shift; + lower = 1; + lower <<= value.e; + if (is_predecessor_closer) { + upper_store = 1; + upper_store <<= value.e + 1; + upper = &upper_store; + } + denominator.assign_pow10(exp10); + denominator <<= shift; + } else if (exp10 < 0) { + numerator.assign_pow10(-exp10); + lower.assign(numerator); + if (is_predecessor_closer) { + upper_store.assign(numerator); + upper_store <<= 1; + upper = &upper_store; + } + numerator *= value.f; + numerator <<= shift; + denominator = 1; + denominator <<= shift - value.e; + } else { + numerator = value.f; + numerator <<= shift; + denominator.assign_pow10(exp10); + denominator <<= shift - value.e; + lower = 1; + if (is_predecessor_closer) { + upper_store = 1ULL << 1; + upper = &upper_store; + } + } + int even = static_cast((value.f & 1) == 0); + if (!upper) upper = &lower; + bool shortest = num_digits < 0; + if ((flags & dragon::fixup) != 0) { + if (add_compare(numerator, *upper, denominator) + even <= 0) { + --exp10; + numerator *= 10; + if (num_digits < 0) { + lower *= 10; + if (upper != &lower) *upper *= 10; + } + } + if ((flags & dragon::fixed) != 0) adjust_precision(num_digits, exp10 + 1); + } + // Invariant: value == (numerator / denominator) * pow(10, exp10). + if (shortest) { + // Generate the shortest representation. + num_digits = 0; + char* data = buf.data(); + for (;;) { + int digit = numerator.divmod_assign(denominator); + bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. + // numerator + upper >[=] pow10: + bool high = add_compare(numerator, *upper, denominator) + even > 0; + data[num_digits++] = static_cast('0' + digit); + if (low || high) { + if (!low) { + ++data[num_digits - 1]; + } else if (high) { + int result = add_compare(numerator, numerator, denominator); + // Round half to even. + if (result > 0 || (result == 0 && (digit % 2) != 0)) + ++data[num_digits - 1]; + } + buf.try_resize(to_unsigned(num_digits)); + exp10 -= num_digits - 1; + return; + } + numerator *= 10; + lower *= 10; + if (upper != &lower) *upper *= 10; + } + } + // Generate the given number of digits. + exp10 -= num_digits - 1; + if (num_digits <= 0) { + denominator *= 10; + auto digit = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; + buf.push_back(digit); + return; + } + buf.try_resize(to_unsigned(num_digits)); + for (int i = 0; i < num_digits - 1; ++i) { + int digit = numerator.divmod_assign(denominator); + buf[i] = static_cast('0' + digit); + numerator *= 10; + } + int digit = numerator.divmod_assign(denominator); + auto result = add_compare(numerator, numerator, denominator); + if (result > 0 || (result == 0 && (digit % 2) != 0)) { + if (digit == 9) { + const auto overflow = '0' + 10; + buf[num_digits - 1] = overflow; + // Propagate the carry. + for (int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] == overflow) { + buf[0] = '1'; + if ((flags & dragon::fixed) != 0) + buf.push_back('0'); + else + ++exp10; + } + return; + } + ++digit; + } + buf[num_digits - 1] = static_cast('0' + digit); +} + +// Formats a floating-point number using the hexfloat format. +template ::value)> +FMT_CONSTEXPR20 void format_hexfloat(Float value, int precision, + float_specs specs, buffer& buf) { + // float is passed as double to reduce the number of instantiations and to + // simplify implementation. + static_assert(!std::is_same::value, ""); + + using info = dragonbox::float_info; + + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename info::carrier_uint; + + constexpr auto num_float_significand_bits = + detail::num_significand_bits(); + + basic_fp f(value); + f.e += num_float_significand_bits; + if (!has_implicit_bit()) --f.e; + + constexpr auto num_fraction_bits = + num_float_significand_bits + (has_implicit_bit() ? 1 : 0); + constexpr auto num_xdigits = (num_fraction_bits + 3) / 4; + + constexpr auto leading_shift = ((num_xdigits - 1) * 4); + const auto leading_mask = carrier_uint(0xF) << leading_shift; + const auto leading_xdigit = + static_cast((f.f & leading_mask) >> leading_shift); + if (leading_xdigit > 1) f.e -= (32 - countl_zero(leading_xdigit) - 1); + + int print_xdigits = num_xdigits - 1; + if (precision >= 0 && print_xdigits > precision) { + const int shift = ((print_xdigits - precision - 1) * 4); + const auto mask = carrier_uint(0xF) << shift; + const auto v = static_cast((f.f & mask) >> shift); + + if (v >= 8) { + const auto inc = carrier_uint(1) << (shift + 4); + f.f += inc; + f.f &= ~(inc - 1); + } + + // Check long double overflow + if (!has_implicit_bit()) { + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + if ((f.f & implicit_bit) == implicit_bit) { + f.f >>= 4; + f.e += 4; + } + } + + print_xdigits = precision; + } + + char xdigits[num_bits() / 4]; + detail::fill_n(xdigits, sizeof(xdigits), '0'); + format_uint<4>(xdigits, f.f, num_xdigits, specs.upper); + + // Remove zero tail + while (print_xdigits > 0 && xdigits[print_xdigits] == '0') --print_xdigits; + + buf.push_back('0'); + buf.push_back(specs.upper ? 'X' : 'x'); + buf.push_back(xdigits[0]); + if (specs.showpoint || print_xdigits > 0 || print_xdigits < precision) + buf.push_back('.'); + buf.append(xdigits + 1, xdigits + 1 + print_xdigits); + for (; print_xdigits < precision; ++print_xdigits) buf.push_back('0'); + + buf.push_back(specs.upper ? 'P' : 'p'); + + uint32_t abs_e; + if (f.e < 0) { + buf.push_back('-'); + abs_e = static_cast(-f.e); + } else { + buf.push_back('+'); + abs_e = static_cast(f.e); + } + format_decimal(appender(buf), abs_e, detail::count_digits(abs_e)); +} + +template ::value)> +FMT_CONSTEXPR20 void format_hexfloat(Float value, int precision, + float_specs specs, buffer& buf) { + format_hexfloat(static_cast(value), precision, specs, buf); +} + +constexpr auto fractional_part_rounding_thresholds(int index) -> uint32_t { + // For checking rounding thresholds. + // The kth entry is chosen to be the smallest integer such that the + // upper 32-bits of 10^(k+1) times it is strictly bigger than 5 * 10^k. + // It is equal to ceil(2^31 + 2^32/10^(k + 1)). + // These are stored in a string literal because we cannot have static arrays + // in constexpr functions and non-static ones are poorly optimized. + return U"\x9999999a\x828f5c29\x80418938\x80068db9\x8000a7c6\x800010c7" + U"\x800001ae\x8000002b"[index]; +} + +template +FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs, + buffer& buf) -> int { + // float is passed as double to reduce the number of instantiations. + static_assert(!std::is_same::value, ""); + FMT_ASSERT(value >= 0, "value is negative"); + auto converted_value = convert_float(value); + + const bool fixed = specs.format == float_format::fixed; + if (value <= 0) { // <= instead of == to silence a warning. + if (precision <= 0 || !fixed) { + buf.push_back('0'); + return 0; + } + buf.try_resize(to_unsigned(precision)); + fill_n(buf.data(), precision, '0'); + return -precision; + } + + int exp = 0; + bool use_dragon = true; + unsigned dragon_flags = 0; + if (!is_fast_float() || is_constant_evaluated()) { + const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10) + using info = dragonbox::float_info; + const auto f = basic_fp(converted_value); + // Compute exp, an approximate power of 10, such that + // 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1). + // This is based on log10(value) == log2(value) / log2(10) and approximation + // of log2(value) by e + num_fraction_bits idea from double-conversion. + auto e = (f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10; + exp = static_cast(e); + if (e > exp) ++exp; // Compute ceil. + dragon_flags = dragon::fixup; + } else if (precision < 0) { + // Use Dragonbox for the shortest format. + if (specs.binary32) { + auto dec = dragonbox::to_decimal(static_cast(value)); + write(buffer_appender(buf), dec.significand); + return dec.exponent; + } + auto dec = dragonbox::to_decimal(static_cast(value)); + write(buffer_appender(buf), dec.significand); + return dec.exponent; + } else { + // Extract significand bits and exponent bits. + using info = dragonbox::float_info; + auto br = bit_cast(static_cast(value)); + + const uint64_t significand_mask = + (static_cast(1) << num_significand_bits()) - 1; + uint64_t significand = (br & significand_mask); + int exponent = static_cast((br & exponent_mask()) >> + num_significand_bits()); + + if (exponent != 0) { // Check if normal. + exponent -= exponent_bias() + num_significand_bits(); + significand |= + (static_cast(1) << num_significand_bits()); + significand <<= 1; + } else { + // Normalize subnormal inputs. + FMT_ASSERT(significand != 0, "zeros should not appear here"); + int shift = countl_zero(significand); + FMT_ASSERT(shift >= num_bits() - num_significand_bits(), + ""); + shift -= (num_bits() - num_significand_bits() - 2); + exponent = (std::numeric_limits::min_exponent - + num_significand_bits()) - + shift; + significand <<= shift; + } + + // Compute the first several nonzero decimal significand digits. + // We call the number we get the first segment. + const int k = info::kappa - dragonbox::floor_log10_pow2(exponent); + exp = -k; + const int beta = exponent + dragonbox::floor_log2_pow10(k); + uint64_t first_segment; + bool has_more_segments; + int digits_in_the_first_segment; + { + const auto r = dragonbox::umul192_upper128( + significand << beta, dragonbox::get_cached_power(k)); + first_segment = r.high(); + has_more_segments = r.low() != 0; + + // The first segment can have 18 ~ 19 digits. + if (first_segment >= 1000000000000000000ULL) { + digits_in_the_first_segment = 19; + } else { + // When it is of 18-digits, we align it to 19-digits by adding a bogus + // zero at the end. + digits_in_the_first_segment = 18; + first_segment *= 10; + } + } + + // Compute the actual number of decimal digits to print. + if (fixed) adjust_precision(precision, exp + digits_in_the_first_segment); + + // Use Dragon4 only when there might be not enough digits in the first + // segment. + if (digits_in_the_first_segment > precision) { + use_dragon = false; + + if (precision <= 0) { + exp += digits_in_the_first_segment; + + if (precision < 0) { + // Nothing to do, since all we have are just leading zeros. + buf.try_resize(0); + } else { + // We may need to round-up. + buf.try_resize(1); + if ((first_segment | static_cast(has_more_segments)) > + 5000000000000000000ULL) { + buf[0] = '1'; + } else { + buf[0] = '0'; + } + } + } // precision <= 0 + else { + exp += digits_in_the_first_segment - precision; + + // When precision > 0, we divide the first segment into three + // subsegments, each with 9, 9, and 0 ~ 1 digits so that each fits + // in 32-bits which usually allows faster calculation than in + // 64-bits. Since some compiler (e.g. MSVC) doesn't know how to optimize + // division-by-constant for large 64-bit divisors, we do it here + // manually. The magic number 7922816251426433760 below is equal to + // ceil(2^(64+32) / 10^10). + const uint32_t first_subsegment = static_cast( + dragonbox::umul128_upper64(first_segment, 7922816251426433760ULL) >> + 32); + const uint64_t second_third_subsegments = + first_segment - first_subsegment * 10000000000ULL; + + uint64_t prod; + uint32_t digits; + bool should_round_up; + int number_of_digits_to_print = precision > 9 ? 9 : precision; + + // Print a 9-digits subsegment, either the first or the second. + auto print_subsegment = [&](uint32_t subsegment, char* buffer) { + int number_of_digits_printed = 0; + + // If we want to print an odd number of digits from the subsegment, + if ((number_of_digits_to_print & 1) != 0) { + // Convert to 64-bit fixed-point fractional form with 1-digit + // integer part. The magic number 720575941 is a good enough + // approximation of 2^(32 + 24) / 10^8; see + // https://jk-jeon.github.io/posts/2022/12/fixed-precision-formatting/#fixed-length-case + // for details. + prod = ((subsegment * static_cast(720575941)) >> 24) + 1; + digits = static_cast(prod >> 32); + *buffer = static_cast('0' + digits); + number_of_digits_printed++; + } + // If we want to print an even number of digits from the + // first_subsegment, + else { + // Convert to 64-bit fixed-point fractional form with 2-digits + // integer part. The magic number 450359963 is a good enough + // approximation of 2^(32 + 20) / 10^7; see + // https://jk-jeon.github.io/posts/2022/12/fixed-precision-formatting/#fixed-length-case + // for details. + prod = ((subsegment * static_cast(450359963)) >> 20) + 1; + digits = static_cast(prod >> 32); + copy2(buffer, digits2(digits)); + number_of_digits_printed += 2; + } + + // Print all digit pairs. + while (number_of_digits_printed < number_of_digits_to_print) { + prod = static_cast(prod) * static_cast(100); + digits = static_cast(prod >> 32); + copy2(buffer + number_of_digits_printed, digits2(digits)); + number_of_digits_printed += 2; + } + }; + + // Print first subsegment. + print_subsegment(first_subsegment, buf.data()); + + // Perform rounding if the first subsegment is the last subsegment to + // print. + if (precision <= 9) { + // Rounding inside the subsegment. + // We round-up if: + // - either the fractional part is strictly larger than 1/2, or + // - the fractional part is exactly 1/2 and the last digit is odd. + // We rely on the following observations: + // - If fractional_part >= threshold, then the fractional part is + // strictly larger than 1/2. + // - If the MSB of fractional_part is set, then the fractional part + // must be at least 1/2. + // - When the MSB of fractional_part is set, either + // second_third_subsegments being nonzero or has_more_segments + // being true means there are further digits not printed, so the + // fractional part is strictly larger than 1/2. + if (precision < 9) { + uint32_t fractional_part = static_cast(prod); + should_round_up = + fractional_part >= fractional_part_rounding_thresholds( + 8 - number_of_digits_to_print) || + ((fractional_part >> 31) & + ((digits & 1) | (second_third_subsegments != 0) | + has_more_segments)) != 0; + } + // Rounding at the subsegment boundary. + // In this case, the fractional part is at least 1/2 if and only if + // second_third_subsegments >= 5000000000ULL, and is strictly larger + // than 1/2 if we further have either second_third_subsegments > + // 5000000000ULL or has_more_segments == true. + else { + should_round_up = second_third_subsegments > 5000000000ULL || + (second_third_subsegments == 5000000000ULL && + ((digits & 1) != 0 || has_more_segments)); + } + } + // Otherwise, print the second subsegment. + else { + // Compilers are not aware of how to leverage the maximum value of + // second_third_subsegments to find out a better magic number which + // allows us to eliminate an additional shift. 1844674407370955162 = + // ceil(2^64/10) < ceil(2^64*(10^9/(10^10 - 1))). + const uint32_t second_subsegment = + static_cast(dragonbox::umul128_upper64( + second_third_subsegments, 1844674407370955162ULL)); + const uint32_t third_subsegment = + static_cast(second_third_subsegments) - + second_subsegment * 10; + + number_of_digits_to_print = precision - 9; + print_subsegment(second_subsegment, buf.data() + 9); + + // Rounding inside the subsegment. + if (precision < 18) { + // The condition third_subsegment != 0 implies that the segment was + // of 19 digits, so in this case the third segment should be + // consisting of a genuine digit from the input. + uint32_t fractional_part = static_cast(prod); + should_round_up = + fractional_part >= fractional_part_rounding_thresholds( + 8 - number_of_digits_to_print) || + ((fractional_part >> 31) & + ((digits & 1) | (third_subsegment != 0) | + has_more_segments)) != 0; + } + // Rounding at the subsegment boundary. + else { + // In this case, the segment must be of 19 digits, thus + // the third subsegment should be consisting of a genuine digit from + // the input. + should_round_up = third_subsegment > 5 || + (third_subsegment == 5 && + ((digits & 1) != 0 || has_more_segments)); + } + } + + // Round-up if necessary. + if (should_round_up) { + ++buf[precision - 1]; + for (int i = precision - 1; i > 0 && buf[i] > '9'; --i) { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] > '9') { + buf[0] = '1'; + if (fixed) + buf[precision++] = '0'; + else + ++exp; + } + } + buf.try_resize(to_unsigned(precision)); + } + } // if (digits_in_the_first_segment > precision) + else { + // Adjust the exponent for its use in Dragon4. + exp += digits_in_the_first_segment - 1; + } + } + if (use_dragon) { + auto f = basic_fp(); + bool is_predecessor_closer = specs.binary32 + ? f.assign(static_cast(value)) + : f.assign(converted_value); + if (is_predecessor_closer) dragon_flags |= dragon::predecessor_closer; + if (fixed) dragon_flags |= dragon::fixed; + // Limit precision to the maximum possible number of significant digits in + // an IEEE754 double because we don't need to generate zeros. + const int max_double_digits = 767; + if (precision > max_double_digits) precision = max_double_digits; + format_dragon(f, dragon_flags, precision, buf, exp); + } + if (!fixed && !specs.showpoint) { + // Remove trailing zeros. + auto num_digits = buf.size(); + while (num_digits > 0 && buf[num_digits - 1] == '0') { + --num_digits; + ++exp; + } + buf.try_resize(num_digits); + } + return exp; +} +template +FMT_CONSTEXPR20 auto write_float(OutputIt out, T value, + format_specs specs, locale_ref loc) + -> OutputIt { + float_specs fspecs = parse_float_type_spec(specs); + fspecs.sign = specs.sign; + if (detail::signbit(value)) { // value < 0 is false for NaN so use signbit. + fspecs.sign = sign::minus; + value = -value; + } else if (fspecs.sign == sign::minus) { + fspecs.sign = sign::none; + } + + if (!detail::isfinite(value)) + return write_nonfinite(out, detail::isnan(value), specs, fspecs); + + if (specs.align == align::numeric && fspecs.sign) { + auto it = reserve(out, 1); + *it++ = detail::sign(fspecs.sign); + out = base_iterator(out, it); + fspecs.sign = sign::none; + if (specs.width != 0) --specs.width; + } + + memory_buffer buffer; + if (fspecs.format == float_format::hex) { + if (fspecs.sign) buffer.push_back(detail::sign(fspecs.sign)); + format_hexfloat(convert_float(value), specs.precision, fspecs, buffer); + return write_bytes(out, {buffer.data(), buffer.size()}, + specs); + } + int precision = specs.precision >= 0 || specs.type == presentation_type::none + ? specs.precision + : 6; + if (fspecs.format == float_format::exp) { + if (precision == max_value()) + throw_format_error("number is too big"); + else + ++precision; + } else if (fspecs.format != float_format::fixed && precision == 0) { + precision = 1; + } + if (const_check(std::is_same())) fspecs.binary32 = true; + int exp = format_float(convert_float(value), precision, fspecs, buffer); + fspecs.precision = precision; + auto f = big_decimal_fp{buffer.data(), static_cast(buffer.size()), exp}; + return write_float(out, f, specs, fspecs, loc); +} + +template ::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value, format_specs specs, + locale_ref loc = {}) -> OutputIt { + if (const_check(!is_supported_floating_point(value))) return out; + return specs.localized && write_loc(out, value, specs, loc) + ? out + : write_float(out, value, specs, loc); +} + +template ::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt { + if (is_constant_evaluated()) return write(out, value, format_specs()); + if (const_check(!is_supported_floating_point(value))) return out; + + auto fspecs = float_specs(); + if (detail::signbit(value)) { + fspecs.sign = sign::minus; + value = -value; + } + + constexpr auto specs = format_specs(); + using floaty = conditional_t::value, double, T>; + using floaty_uint = typename dragonbox::float_info::carrier_uint; + floaty_uint mask = exponent_mask(); + if ((bit_cast(value) & mask) == mask) + return write_nonfinite(out, std::isnan(value), specs, fspecs); + + auto dec = dragonbox::to_decimal(static_cast(value)); + return write_float(out, dec, specs, fspecs, {}); +} + +template ::value && + !is_fast_float::value)> +inline auto write(OutputIt out, T value) -> OutputIt { + return write(out, value, format_specs()); +} + +template +auto write(OutputIt out, monostate, format_specs = {}, locale_ref = {}) + -> OutputIt { + FMT_ASSERT(false, ""); + return out; +} + +template +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view value) + -> OutputIt { + auto it = reserve(out, value.size()); + it = copy_str_noinline(value.begin(), value.end(), it); + return base_iterator(out, it); +} + +template ::value)> +constexpr auto write(OutputIt out, const T& value) -> OutputIt { + return write(out, to_string_view(value)); +} + +// FMT_ENABLE_IF() condition separated to workaround an MSVC bug. +template < + typename Char, typename OutputIt, typename T, + bool check = + std::is_enum::value && !std::is_same::value && + mapped_type_constant>::value != + type::custom_type, + FMT_ENABLE_IF(check)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { + return write(out, static_cast>(value)); +} + +template ::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value, + const format_specs& specs = {}, locale_ref = {}) + -> OutputIt { + return specs.type != presentation_type::none && + specs.type != presentation_type::string + ? write(out, value ? 1 : 0, specs, {}) + : write_bytes(out, value ? "true" : "false", specs); +} + +template +FMT_CONSTEXPR auto write(OutputIt out, Char value) -> OutputIt { + auto it = reserve(out, 1); + *it++ = value; + return base_iterator(out, it); +} + +template +FMT_CONSTEXPR_CHAR_TRAITS auto write(OutputIt out, const Char* value) + -> OutputIt { + if (value) return write(out, basic_string_view(value)); + throw_format_error("string pointer is null"); + return out; +} + +template ::value)> +auto write(OutputIt out, const T* value, const format_specs& specs = {}, + locale_ref = {}) -> OutputIt { + return write_ptr(out, bit_cast(value), &specs); +} + +// A write overload that handles implicit conversions. +template > +FMT_CONSTEXPR auto write(OutputIt out, const T& value) -> enable_if_t< + std::is_class::value && !is_string::value && + !is_floating_point::value && !std::is_same::value && + !std::is_same().map( + value))>>::value, + OutputIt> { + return write(out, arg_mapper().map(value)); +} + +template > +FMT_CONSTEXPR auto write(OutputIt out, const T& value) + -> enable_if_t::value == type::custom_type, + OutputIt> { + auto formatter = typename Context::template formatter_type(); + auto parse_ctx = typename Context::parse_context_type({}); + formatter.parse(parse_ctx); + auto ctx = Context(out, {}, {}); + return formatter.format(value, ctx); +} + +// An argument visitor that formats the argument and writes it via the output +// iterator. It's a class and not a generic lambda for compatibility with C++11. +template struct default_arg_formatter { + using iterator = buffer_appender; + using context = buffer_context; + + iterator out; + basic_format_args args; + locale_ref loc; + + template auto operator()(T value) -> iterator { + return write(out, value); + } + auto operator()(typename basic_format_arg::handle h) -> iterator { + basic_format_parse_context parse_ctx({}); + context format_ctx(out, args, loc); + h.format(parse_ctx, format_ctx); + return format_ctx.out(); + } +}; + +template struct arg_formatter { + using iterator = buffer_appender; + using context = buffer_context; + + iterator out; + const format_specs& specs; + locale_ref locale; + + template + FMT_CONSTEXPR FMT_INLINE auto operator()(T value) -> iterator { + return detail::write(out, value, specs, locale); + } + auto operator()(typename basic_format_arg::handle) -> iterator { + // User-defined types are handled separately because they require access + // to the parse context. + return out; + } +}; + +struct width_checker { + template ::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { + if (is_negative(value)) throw_format_error("negative width"); + return static_cast(value); + } + + template ::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long { + throw_format_error("width is not integer"); + return 0; + } +}; + +struct precision_checker { + template ::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { + if (is_negative(value)) throw_format_error("negative precision"); + return static_cast(value); + } + + template ::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long { + throw_format_error("precision is not integer"); + return 0; + } +}; + +template +FMT_CONSTEXPR auto get_dynamic_spec(FormatArg arg) -> int { + unsigned long long value = visit_format_arg(Handler(), arg); + if (value > to_unsigned(max_value())) + throw_format_error("number is too big"); + return static_cast(value); +} + +template +FMT_CONSTEXPR auto get_arg(Context& ctx, ID id) -> decltype(ctx.arg(id)) { + auto arg = ctx.arg(id); + if (!arg) ctx.on_error("argument not found"); + return arg; +} + +template +FMT_CONSTEXPR void handle_dynamic_spec(int& value, + arg_ref ref, + Context& ctx) { + switch (ref.kind) { + case arg_id_kind::none: + break; + case arg_id_kind::index: + value = detail::get_dynamic_spec(get_arg(ctx, ref.val.index)); + break; + case arg_id_kind::name: + value = detail::get_dynamic_spec(get_arg(ctx, ref.val.name)); + break; + } +} + +#if FMT_USE_USER_DEFINED_LITERALS +# if FMT_USE_NONTYPE_TEMPLATE_ARGS +template Str> +struct statically_named_arg : view { + static constexpr auto name = Str.data; + + const T& value; + statically_named_arg(const T& v) : value(v) {} +}; + +template Str> +struct is_named_arg> : std::true_type {}; + +template Str> +struct is_statically_named_arg> + : std::true_type {}; + +template Str> +struct udl_arg { + template auto operator=(T&& value) const { + return statically_named_arg(std::forward(value)); + } +}; +# else +template struct udl_arg { + const Char* str; + + template auto operator=(T&& value) const -> named_arg { + return {str, std::forward(value)}; + } +}; +# endif +#endif // FMT_USE_USER_DEFINED_LITERALS + +template +auto vformat(const Locale& loc, basic_string_view fmt, + basic_format_args>> args) + -> std::basic_string { + auto buf = basic_memory_buffer(); + detail::vformat_to(buf, fmt, args, detail::locale_ref(loc)); + return {buf.data(), buf.size()}; +} + +using format_func = void (*)(detail::buffer&, int, const char*); + +FMT_API void format_error_code(buffer& out, int error_code, + string_view message) noexcept; + +FMT_API void report_error(format_func func, int error_code, + const char* message) noexcept; +} // namespace detail + +FMT_API auto vsystem_error(int error_code, string_view format_str, + format_args args) -> std::system_error; + +/** + \rst + Constructs :class:`std::system_error` with a message formatted with + ``fmt::format(fmt, args...)``. + *error_code* is a system error code as given by ``errno``. + + **Example**:: + + // This throws std::system_error with the description + // cannot open file 'madeup': No such file or directory + // or similar (system message may vary). + const char* filename = "madeup"; + std::FILE* file = std::fopen(filename, "r"); + if (!file) + throw fmt::system_error(errno, "cannot open file '{}'", filename); + \endrst + */ +template +auto system_error(int error_code, format_string fmt, T&&... args) + -> std::system_error { + return vsystem_error(error_code, fmt, fmt::make_format_args(args...)); +} + +/** + \rst + Formats an error message for an error returned by an operating system or a + language runtime, for example a file opening error, and writes it to *out*. + The format is the same as the one used by ``std::system_error(ec, message)`` + where ``ec`` is ``std::error_code(error_code, std::generic_category()})``. + It is implementation-defined but normally looks like: + + .. parsed-literal:: + **: ** + + where ** is the passed message and ** is the system + message corresponding to the error code. + *error_code* is a system error code as given by ``errno``. + \endrst + */ +FMT_API void format_system_error(detail::buffer& out, int error_code, + const char* message) noexcept; + +// Reports a system error without throwing an exception. +// Can be used to report errors from destructors. +FMT_API void report_system_error(int error_code, const char* message) noexcept; + +/** Fast integer formatter. */ +class format_int { + private: + // Buffer should be large enough to hold all digits (digits10 + 1), + // a sign and a null character. + enum { buffer_size = std::numeric_limits::digits10 + 3 }; + mutable char buffer_[buffer_size]; + char* str_; + + template auto format_unsigned(UInt value) -> char* { + auto n = static_cast>(value); + return detail::format_decimal(buffer_, n, buffer_size - 1).begin; + } + + template auto format_signed(Int value) -> char* { + auto abs_value = static_cast>(value); + bool negative = value < 0; + if (negative) abs_value = 0 - abs_value; + auto begin = format_unsigned(abs_value); + if (negative) *--begin = '-'; + return begin; + } + + public: + explicit format_int(int value) : str_(format_signed(value)) {} + explicit format_int(long value) : str_(format_signed(value)) {} + explicit format_int(long long value) : str_(format_signed(value)) {} + explicit format_int(unsigned value) : str_(format_unsigned(value)) {} + explicit format_int(unsigned long value) : str_(format_unsigned(value)) {} + explicit format_int(unsigned long long value) + : str_(format_unsigned(value)) {} + + /** Returns the number of characters written to the output buffer. */ + auto size() const -> size_t { + return detail::to_unsigned(buffer_ - str_ + buffer_size - 1); + } + + /** + Returns a pointer to the output buffer content. No terminating null + character is appended. + */ + auto data() const -> const char* { return str_; } + + /** + Returns a pointer to the output buffer content with terminating null + character appended. + */ + auto c_str() const -> const char* { + buffer_[buffer_size - 1] = '\0'; + return str_; + } + + /** + \rst + Returns the content of the output buffer as an ``std::string``. + \endrst + */ + auto str() const -> std::string { return std::string(str_, size()); } +}; + +template +struct formatter::value>> + : formatter, Char> { + template + auto format(const T& value, FormatContext& ctx) const -> decltype(ctx.out()) { + using base = formatter, Char>; + return base::format(format_as(value), ctx); + } +}; + +#define FMT_FORMAT_AS(Type, Base) \ + template \ + struct formatter : formatter {} + +FMT_FORMAT_AS(signed char, int); +FMT_FORMAT_AS(unsigned char, unsigned); +FMT_FORMAT_AS(short, int); +FMT_FORMAT_AS(unsigned short, unsigned); +FMT_FORMAT_AS(long, detail::long_type); +FMT_FORMAT_AS(unsigned long, detail::ulong_type); +FMT_FORMAT_AS(Char*, const Char*); +FMT_FORMAT_AS(std::basic_string, basic_string_view); +FMT_FORMAT_AS(std::nullptr_t, const void*); +FMT_FORMAT_AS(detail::std_string_view, basic_string_view); +FMT_FORMAT_AS(void*, const void*); + +template +struct formatter : formatter, Char> {}; + +/** + \rst + Converts ``p`` to ``const void*`` for pointer formatting. + + **Example**:: + + auto s = fmt::format("{}", fmt::ptr(p)); + \endrst + */ +template auto ptr(T p) -> const void* { + static_assert(std::is_pointer::value, ""); + return detail::bit_cast(p); +} +template +auto ptr(const std::unique_ptr& p) -> const void* { + return p.get(); +} +template auto ptr(const std::shared_ptr& p) -> const void* { + return p.get(); +} + +/** + \rst + Converts ``e`` to the underlying type. + + **Example**:: + + enum class color { red, green, blue }; + auto s = fmt::format("{}", fmt::underlying(color::red)); + \endrst + */ +template +constexpr auto underlying(Enum e) noexcept -> underlying_t { + return static_cast>(e); +} + +namespace enums { +template ::value)> +constexpr auto format_as(Enum e) noexcept -> underlying_t { + return static_cast>(e); +} +} // namespace enums + +class bytes { + private: + string_view data_; + friend struct formatter; + + public: + explicit bytes(string_view data) : data_(data) {} +}; + +template <> struct formatter { + private: + detail::dynamic_format_specs<> specs_; + + public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const char* { + return parse_format_specs(ctx.begin(), ctx.end(), specs_, ctx, + detail::type::string_type); + } + + template + auto format(bytes b, FormatContext& ctx) -> decltype(ctx.out()) { + detail::handle_dynamic_spec(specs_.width, + specs_.width_ref, ctx); + detail::handle_dynamic_spec( + specs_.precision, specs_.precision_ref, ctx); + return detail::write_bytes(ctx.out(), b.data_, specs_); + } +}; + +// group_digits_view is not derived from view because it copies the argument. +template struct group_digits_view { + T value; +}; + +/** + \rst + Returns a view that formats an integer value using ',' as a locale-independent + thousands separator. + + **Example**:: + + fmt::print("{}", fmt::group_digits(12345)); + // Output: "12,345" + \endrst + */ +template auto group_digits(T value) -> group_digits_view { + return {value}; +} + +template struct formatter> : formatter { + private: + detail::dynamic_format_specs<> specs_; + + public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const char* { + return parse_format_specs(ctx.begin(), ctx.end(), specs_, ctx, + detail::type::int_type); + } + + template + auto format(group_digits_view t, FormatContext& ctx) + -> decltype(ctx.out()) { + detail::handle_dynamic_spec(specs_.width, + specs_.width_ref, ctx); + detail::handle_dynamic_spec( + specs_.precision, specs_.precision_ref, ctx); + return detail::write_int( + ctx.out(), static_cast>(t.value), 0, specs_, + detail::digit_grouping("\3", ",")); + } +}; + +template struct nested_view { + const formatter* fmt; + const T* value; +}; + +template struct formatter> { + FMT_CONSTEXPR auto parse(format_parse_context& ctx) -> const char* { + return ctx.begin(); + } + auto format(nested_view view, format_context& ctx) const + -> decltype(ctx.out()) { + return view.fmt->format(*view.value, ctx); + } +}; + +template struct nested_formatter { + private: + int width_; + detail::fill_t fill_; + align_t align_ : 4; + formatter formatter_; + + public: + constexpr nested_formatter() : width_(0), align_(align_t::none) {} + + FMT_CONSTEXPR auto parse(format_parse_context& ctx) -> const char* { + auto specs = detail::dynamic_format_specs(); + auto it = parse_format_specs(ctx.begin(), ctx.end(), specs, ctx, + detail::type::none_type); + width_ = specs.width; + fill_ = specs.fill; + align_ = specs.align; + ctx.advance_to(it); + return formatter_.parse(ctx); + } + + template + auto write_padded(format_context& ctx, F write) const -> decltype(ctx.out()) { + if (width_ == 0) return write(ctx.out()); + auto buf = memory_buffer(); + write(std::back_inserter(buf)); + auto specs = format_specs<>(); + specs.width = width_; + specs.fill = fill_; + specs.align = align_; + return detail::write(ctx.out(), string_view(buf.data(), buf.size()), specs); + } + + auto nested(const T& value) const -> nested_view { + return nested_view{&formatter_, &value}; + } +}; + +// DEPRECATED! join_view will be moved to ranges.h. +template +struct join_view : detail::view { + It begin; + Sentinel end; + basic_string_view sep; + + join_view(It b, Sentinel e, basic_string_view s) + : begin(b), end(e), sep(s) {} +}; + +template +struct formatter, Char> { + private: + using value_type = +#ifdef __cpp_lib_ranges + std::iter_value_t; +#else + typename std::iterator_traits::value_type; +#endif + formatter, Char> value_formatter_; + + public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const Char* { + return value_formatter_.parse(ctx); + } + + template + auto format(const join_view& value, + FormatContext& ctx) const -> decltype(ctx.out()) { + auto it = value.begin; + auto out = ctx.out(); + if (it != value.end) { + out = value_formatter_.format(*it, ctx); + ++it; + while (it != value.end) { + out = detail::copy_str(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + out = value_formatter_.format(*it, ctx); + ++it; + } + } + return out; + } +}; + +/** + Returns a view that formats the iterator range `[begin, end)` with elements + separated by `sep`. + */ +template +auto join(It begin, Sentinel end, string_view sep) -> join_view { + return {begin, end, sep}; +} + +/** + \rst + Returns a view that formats `range` with elements separated by `sep`. + + **Example**:: + + std::vector v = {1, 2, 3}; + fmt::print("{}", fmt::join(v, ", ")); + // Output: "1, 2, 3" + + ``fmt::join`` applies passed format specifiers to the range elements:: + + fmt::print("{:02}", fmt::join(v, ", ")); + // Output: "01, 02, 03" + \endrst + */ +template +auto join(Range&& range, string_view sep) + -> join_view, detail::sentinel_t> { + return join(std::begin(range), std::end(range), sep); +} + +/** + \rst + Converts *value* to ``std::string`` using the default format for type *T*. + + **Example**:: + + #include + + std::string answer = fmt::to_string(42); + \endrst + */ +template ::value && + !detail::has_format_as::value)> +inline auto to_string(const T& value) -> std::string { + auto buffer = memory_buffer(); + detail::write(appender(buffer), value); + return {buffer.data(), buffer.size()}; +} + +template ::value)> +FMT_NODISCARD inline auto to_string(T value) -> std::string { + // The buffer should be large enough to store the number including the sign + // or "false" for bool. + constexpr int max_size = detail::digits10() + 2; + char buffer[max_size > 5 ? static_cast(max_size) : 5]; + char* begin = buffer; + return std::string(begin, detail::write(begin, value)); +} + +template +FMT_NODISCARD auto to_string(const basic_memory_buffer& buf) + -> std::basic_string { + auto size = buf.size(); + detail::assume(size < std::basic_string().max_size()); + return std::basic_string(buf.data(), size); +} + +template ::value && + detail::has_format_as::value)> +inline auto to_string(const T& value) -> std::string { + return to_string(format_as(value)); +} + +FMT_END_EXPORT + +namespace detail { + +template +void vformat_to(buffer& buf, basic_string_view fmt, + typename vformat_args::type args, locale_ref loc) { + auto out = buffer_appender(buf); + if (fmt.size() == 2 && equal2(fmt.data(), "{}")) { + auto arg = args.get(0); + if (!arg) throw_format_error("argument not found"); + visit_format_arg(default_arg_formatter{out, args, loc}, arg); + return; + } + + struct format_handler : error_handler { + basic_format_parse_context parse_context; + buffer_context context; + + format_handler(buffer_appender p_out, basic_string_view str, + basic_format_args> p_args, + locale_ref p_loc) + : parse_context(str), context(p_out, p_args, p_loc) {} + + void on_text(const Char* begin, const Char* end) { + auto text = basic_string_view(begin, to_unsigned(end - begin)); + context.advance_to(write(context.out(), text)); + } + + FMT_CONSTEXPR auto on_arg_id() -> int { + return parse_context.next_arg_id(); + } + FMT_CONSTEXPR auto on_arg_id(int id) -> int { + return parse_context.check_arg_id(id), id; + } + FMT_CONSTEXPR auto on_arg_id(basic_string_view id) -> int { + int arg_id = context.arg_id(id); + if (arg_id < 0) throw_format_error("argument not found"); + return arg_id; + } + + FMT_INLINE void on_replacement_field(int id, const Char*) { + auto arg = get_arg(context, id); + context.advance_to(visit_format_arg( + default_arg_formatter{context.out(), context.args(), + context.locale()}, + arg)); + } + + auto on_format_specs(int id, const Char* begin, const Char* end) + -> const Char* { + auto arg = get_arg(context, id); + // Not using a visitor for custom types gives better codegen. + if (arg.format_custom(begin, parse_context, context)) + return parse_context.begin(); + auto specs = detail::dynamic_format_specs(); + begin = parse_format_specs(begin, end, specs, parse_context, arg.type()); + detail::handle_dynamic_spec( + specs.width, specs.width_ref, context); + detail::handle_dynamic_spec( + specs.precision, specs.precision_ref, context); + if (begin == end || *begin != '}') + throw_format_error("missing '}' in format string"); + auto f = arg_formatter{context.out(), specs, context.locale()}; + context.advance_to(visit_format_arg(f, arg)); + return begin; + } + }; + detail::parse_format_string(fmt, format_handler(out, fmt, args, loc)); +} + +FMT_BEGIN_EXPORT + +#ifndef FMT_HEADER_ONLY +extern template FMT_API void vformat_to(buffer&, string_view, + typename vformat_args<>::type, + locale_ref); +extern template FMT_API auto thousands_sep_impl(locale_ref) + -> thousands_sep_result; +extern template FMT_API auto thousands_sep_impl(locale_ref) + -> thousands_sep_result; +extern template FMT_API auto decimal_point_impl(locale_ref) -> char; +extern template FMT_API auto decimal_point_impl(locale_ref) -> wchar_t; +#endif // FMT_HEADER_ONLY + +} // namespace detail + +#if FMT_USE_USER_DEFINED_LITERALS +inline namespace literals { +/** + \rst + User-defined literal equivalent of :func:`fmt::arg`. + + **Example**:: + + using namespace fmt::literals; + fmt::print("Elapsed time: {s:.2f} seconds", "s"_a=1.23); + \endrst + */ +# if FMT_USE_NONTYPE_TEMPLATE_ARGS +template constexpr auto operator""_a() { + using char_t = remove_cvref_t; + return detail::udl_arg(); +} +# else +constexpr auto operator""_a(const char* s, size_t) -> detail::udl_arg { + return {s}; +} +# endif +} // namespace literals +#endif // FMT_USE_USER_DEFINED_LITERALS + +template ::value)> +inline auto vformat(const Locale& loc, string_view fmt, format_args args) + -> std::string { + return detail::vformat(loc, fmt, args); +} + +template ::value)> +inline auto format(const Locale& loc, format_string fmt, T&&... args) + -> std::string { + return fmt::vformat(loc, string_view(fmt), fmt::make_format_args(args...)); +} + +template ::value&& + detail::is_locale::value)> +auto vformat_to(OutputIt out, const Locale& loc, string_view fmt, + format_args args) -> OutputIt { + using detail::get_buffer; + auto&& buf = get_buffer(out); + detail::vformat_to(buf, fmt, args, detail::locale_ref(loc)); + return detail::get_iterator(buf, out); +} + +template ::value&& + detail::is_locale::value)> +FMT_INLINE auto format_to(OutputIt out, const Locale& loc, + format_string fmt, T&&... args) -> OutputIt { + return vformat_to(out, loc, fmt, fmt::make_format_args(args...)); +} + +template ::value)> +FMT_NODISCARD FMT_INLINE auto formatted_size(const Locale& loc, + format_string fmt, + T&&... args) -> size_t { + auto buf = detail::counting_buffer<>(); + detail::vformat_to(buf, fmt, fmt::make_format_args(args...), + detail::locale_ref(loc)); + return buf.count(); +} + +FMT_END_EXPORT + +template +template +FMT_CONSTEXPR FMT_INLINE auto +formatter::value != + detail::type::custom_type>>::format(const T& val, + FormatContext& ctx) + const -> decltype(ctx.out()) { + if (specs_.width_ref.kind == detail::arg_id_kind::none && + specs_.precision_ref.kind == detail::arg_id_kind::none) { + return detail::write(ctx.out(), val, specs_, ctx.locale()); + } + auto specs = specs_; + detail::handle_dynamic_spec(specs.width, + specs.width_ref, ctx); + detail::handle_dynamic_spec( + specs.precision, specs.precision_ref, ctx); + return detail::write(ctx.out(), val, specs, ctx.locale()); +} + +FMT_END_NAMESPACE + +#ifdef FMT_HEADER_ONLY +# define FMT_FUNC inline +# include "format-inl.h" +#else +# define FMT_FUNC +#endif + +#endif // FMT_FORMAT_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/locale.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/locale.h new file mode 100644 index 0000000000000000000000000000000000000000..7571b5261ba78c62d0e45c7ba71567ae512ea6bb --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/locale.h @@ -0,0 +1,2 @@ +#include "xchar.h" +#warning fmt/locale.h is deprecated, include fmt/format.h or fmt/xchar.h instead diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/os.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/os.h new file mode 100644 index 0000000000000000000000000000000000000000..3c7b3ccb481eced0fc2903765752508c255ca534 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/os.h @@ -0,0 +1,455 @@ +// Formatting library for C++ - optional OS-specific functionality +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_OS_H_ +#define FMT_OS_H_ + +#include +#include +#include +#include // std::system_error + +#include "format.h" + +#if defined __APPLE__ || defined(__FreeBSD__) +# if FMT_HAS_INCLUDE() +# include // for LC_NUMERIC_MASK on OS X +# endif +#endif + +#ifndef FMT_USE_FCNTL +// UWP doesn't provide _pipe. +# if FMT_HAS_INCLUDE("winapifamily.h") +# include +# endif +# if (FMT_HAS_INCLUDE() || defined(__APPLE__) || \ + defined(__linux__)) && \ + (!defined(WINAPI_FAMILY) || \ + (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +# include // for O_RDONLY +# define FMT_USE_FCNTL 1 +# else +# define FMT_USE_FCNTL 0 +# endif +#endif + +#ifndef FMT_POSIX +# if defined(_WIN32) && !defined(__MINGW32__) +// Fix warnings about deprecated symbols. +# define FMT_POSIX(call) _##call +# else +# define FMT_POSIX(call) call +# endif +#endif + +// Calls to system functions are wrapped in FMT_SYSTEM for testability. +#ifdef FMT_SYSTEM +# define FMT_HAS_SYSTEM +# define FMT_POSIX_CALL(call) FMT_SYSTEM(call) +#else +# define FMT_SYSTEM(call) ::call +# ifdef _WIN32 +// Fix warnings about deprecated symbols. +# define FMT_POSIX_CALL(call) ::_##call +# else +# define FMT_POSIX_CALL(call) ::call +# endif +#endif + +// Retries the expression while it evaluates to error_result and errno +// equals to EINTR. +#ifndef _WIN32 +# define FMT_RETRY_VAL(result, expression, error_result) \ + do { \ + (result) = (expression); \ + } while ((result) == (error_result) && errno == EINTR) +#else +# define FMT_RETRY_VAL(result, expression, error_result) result = (expression) +#endif + +#define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1) + +FMT_BEGIN_NAMESPACE +FMT_BEGIN_EXPORT + +/** + \rst + A reference to a null-terminated string. It can be constructed from a C + string or ``std::string``. + + You can use one of the following type aliases for common character types: + + +---------------+-----------------------------+ + | Type | Definition | + +===============+=============================+ + | cstring_view | basic_cstring_view | + +---------------+-----------------------------+ + | wcstring_view | basic_cstring_view | + +---------------+-----------------------------+ + + This class is most useful as a parameter type to allow passing + different types of strings to a function, for example:: + + template + std::string format(cstring_view format_str, const Args & ... args); + + format("{}", 42); + format(std::string("{}"), 42); + \endrst + */ +template class basic_cstring_view { + private: + const Char* data_; + + public: + /** Constructs a string reference object from a C string. */ + basic_cstring_view(const Char* s) : data_(s) {} + + /** + \rst + Constructs a string reference from an ``std::string`` object. + \endrst + */ + basic_cstring_view(const std::basic_string& s) : data_(s.c_str()) {} + + /** Returns the pointer to a C string. */ + auto c_str() const -> const Char* { return data_; } +}; + +using cstring_view = basic_cstring_view; +using wcstring_view = basic_cstring_view; + +#ifdef _WIN32 +FMT_API const std::error_category& system_category() noexcept; + +namespace detail { +FMT_API void format_windows_error(buffer& out, int error_code, + const char* message) noexcept; +} + +FMT_API std::system_error vwindows_error(int error_code, string_view format_str, + format_args args); + +/** + \rst + Constructs a :class:`std::system_error` object with the description + of the form + + .. parsed-literal:: + **: ** + + where ** is the formatted message and ** is the + system message corresponding to the error code. + *error_code* is a Windows error code as given by ``GetLastError``. + If *error_code* is not a valid error code such as -1, the system message + will look like "error -1". + + **Example**:: + + // This throws a system_error with the description + // cannot open file 'madeup': The system cannot find the file specified. + // or similar (system message may vary). + const char *filename = "madeup"; + LPOFSTRUCT of = LPOFSTRUCT(); + HFILE file = OpenFile(filename, &of, OF_READ); + if (file == HFILE_ERROR) { + throw fmt::windows_error(GetLastError(), + "cannot open file '{}'", filename); + } + \endrst +*/ +template +std::system_error windows_error(int error_code, string_view message, + const Args&... args) { + return vwindows_error(error_code, message, fmt::make_format_args(args...)); +} + +// Reports a Windows error without throwing an exception. +// Can be used to report errors from destructors. +FMT_API void report_windows_error(int error_code, const char* message) noexcept; +#else +inline auto system_category() noexcept -> const std::error_category& { + return std::system_category(); +} +#endif // _WIN32 + +// std::system is not available on some platforms such as iOS (#2248). +#ifdef __OSX__ +template > +void say(const S& format_str, Args&&... args) { + std::system(format("say \"{}\"", format(format_str, args...)).c_str()); +} +#endif + +// A buffered file. +class buffered_file { + private: + FILE* file_; + + friend class file; + + explicit buffered_file(FILE* f) : file_(f) {} + + public: + buffered_file(const buffered_file&) = delete; + void operator=(const buffered_file&) = delete; + + // Constructs a buffered_file object which doesn't represent any file. + buffered_file() noexcept : file_(nullptr) {} + + // Destroys the object closing the file it represents if any. + FMT_API ~buffered_file() noexcept; + + public: + buffered_file(buffered_file&& other) noexcept : file_(other.file_) { + other.file_ = nullptr; + } + + auto operator=(buffered_file&& other) -> buffered_file& { + close(); + file_ = other.file_; + other.file_ = nullptr; + return *this; + } + + // Opens a file. + FMT_API buffered_file(cstring_view filename, cstring_view mode); + + // Closes the file. + FMT_API void close(); + + // Returns the pointer to a FILE object representing this file. + auto get() const noexcept -> FILE* { return file_; } + + FMT_API auto descriptor() const -> int; + + void vprint(string_view format_str, format_args args) { + fmt::vprint(file_, format_str, args); + } + + template + inline void print(string_view format_str, const Args&... args) { + vprint(format_str, fmt::make_format_args(args...)); + } +}; + +#if FMT_USE_FCNTL +// A file. Closed file is represented by a file object with descriptor -1. +// Methods that are not declared with noexcept may throw +// fmt::system_error in case of failure. Note that some errors such as +// closing the file multiple times will cause a crash on Windows rather +// than an exception. You can get standard behavior by overriding the +// invalid parameter handler with _set_invalid_parameter_handler. +class FMT_API file { + private: + int fd_; // File descriptor. + + // Constructs a file object with a given descriptor. + explicit file(int fd) : fd_(fd) {} + + public: + // Possible values for the oflag argument to the constructor. + enum { + RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only. + WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only. + RDWR = FMT_POSIX(O_RDWR), // Open for reading and writing. + CREATE = FMT_POSIX(O_CREAT), // Create if the file doesn't exist. + APPEND = FMT_POSIX(O_APPEND), // Open in append mode. + TRUNC = FMT_POSIX(O_TRUNC) // Truncate the content of the file. + }; + + // Constructs a file object which doesn't represent any file. + file() noexcept : fd_(-1) {} + + // Opens a file and constructs a file object representing this file. + file(cstring_view path, int oflag); + + public: + file(const file&) = delete; + void operator=(const file&) = delete; + + file(file&& other) noexcept : fd_(other.fd_) { other.fd_ = -1; } + + // Move assignment is not noexcept because close may throw. + auto operator=(file&& other) -> file& { + close(); + fd_ = other.fd_; + other.fd_ = -1; + return *this; + } + + // Destroys the object closing the file it represents if any. + ~file() noexcept; + + // Returns the file descriptor. + auto descriptor() const noexcept -> int { return fd_; } + + // Closes the file. + void close(); + + // Returns the file size. The size has signed type for consistency with + // stat::st_size. + auto size() const -> long long; + + // Attempts to read count bytes from the file into the specified buffer. + auto read(void* buffer, size_t count) -> size_t; + + // Attempts to write count bytes from the specified buffer to the file. + auto write(const void* buffer, size_t count) -> size_t; + + // Duplicates a file descriptor with the dup function and returns + // the duplicate as a file object. + static auto dup(int fd) -> file; + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd); + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd, std::error_code& ec) noexcept; + + // Creates a pipe setting up read_end and write_end file objects for reading + // and writing respectively. + // DEPRECATED! Taking files as out parameters is deprecated. + static void pipe(file& read_end, file& write_end); + + // Creates a buffered_file object associated with this file and detaches + // this file object from the file. + auto fdopen(const char* mode) -> buffered_file; + +# if defined(_WIN32) && !defined(__MINGW32__) + // Opens a file and constructs a file object representing this file by + // wcstring_view filename. Windows only. + static file open_windows_file(wcstring_view path, int oflag); +# endif +}; + +// Returns the memory page size. +auto getpagesize() -> long; + +namespace detail { + +struct buffer_size { + buffer_size() = default; + size_t value = 0; + auto operator=(size_t val) const -> buffer_size { + auto bs = buffer_size(); + bs.value = val; + return bs; + } +}; + +struct ostream_params { + int oflag = file::WRONLY | file::CREATE | file::TRUNC; + size_t buffer_size = BUFSIZ > 32768 ? BUFSIZ : 32768; + + ostream_params() {} + + template + ostream_params(T... params, int new_oflag) : ostream_params(params...) { + oflag = new_oflag; + } + + template + ostream_params(T... params, detail::buffer_size bs) + : ostream_params(params...) { + this->buffer_size = bs.value; + } + +// Intel has a bug that results in failure to deduce a constructor +// for empty parameter packs. +# if defined(__INTEL_COMPILER) && __INTEL_COMPILER < 2000 + ostream_params(int new_oflag) : oflag(new_oflag) {} + ostream_params(detail::buffer_size bs) : buffer_size(bs.value) {} +# endif +}; + +class file_buffer final : public buffer { + file file_; + + FMT_API void grow(size_t) override; + + public: + FMT_API file_buffer(cstring_view path, const ostream_params& params); + FMT_API file_buffer(file_buffer&& other); + FMT_API ~file_buffer(); + + void flush() { + if (size() == 0) return; + file_.write(data(), size() * sizeof(data()[0])); + clear(); + } + + void close() { + flush(); + file_.close(); + } +}; + +} // namespace detail + +// Added {} below to work around default constructor error known to +// occur in Xcode versions 7.2.1 and 8.2.1. +constexpr detail::buffer_size buffer_size{}; + +/** A fast output stream which is not thread-safe. */ +class FMT_API ostream { + private: + FMT_MSC_WARNING(suppress : 4251) + detail::file_buffer buffer_; + + ostream(cstring_view path, const detail::ostream_params& params) + : buffer_(path, params) {} + + public: + ostream(ostream&& other) : buffer_(std::move(other.buffer_)) {} + + ~ostream(); + + void flush() { buffer_.flush(); } + + template + friend auto output_file(cstring_view path, T... params) -> ostream; + + void close() { buffer_.close(); } + + /** + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file. + */ + template void print(format_string fmt, T&&... args) { + vformat_to(std::back_inserter(buffer_), fmt, + fmt::make_format_args(args...)); + } +}; + +/** + \rst + Opens a file for writing. Supported parameters passed in *params*: + + * ````: Flags passed to `open + `_ + (``file::WRONLY | file::CREATE | file::TRUNC`` by default) + * ``buffer_size=``: Output buffer size + + **Example**:: + + auto out = fmt::output_file("guide.txt"); + out.print("Don't {}", "Panic"); + \endrst + */ +template +inline auto output_file(cstring_view path, T... params) -> ostream { + return {path, detail::ostream_params(params...)}; +} +#endif // FMT_USE_FCNTL + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_OS_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/ostream.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/ostream.h new file mode 100644 index 0000000000000000000000000000000000000000..26fb3b5ac071aa950edad9bf5069e35e358e6a16 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/ostream.h @@ -0,0 +1,245 @@ +// Formatting library for C++ - std::ostream support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_OSTREAM_H_ +#define FMT_OSTREAM_H_ + +#include // std::filebuf + +#ifdef _WIN32 +# ifdef __GLIBCXX__ +# include +# include +# endif +# include +#endif + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail { + +template class formatbuf : public Streambuf { + private: + using char_type = typename Streambuf::char_type; + using streamsize = decltype(std::declval().sputn(nullptr, 0)); + using int_type = typename Streambuf::int_type; + using traits_type = typename Streambuf::traits_type; + + buffer& buffer_; + + public: + explicit formatbuf(buffer& buf) : buffer_(buf) {} + + protected: + // The put area is always empty. This makes the implementation simpler and has + // the advantage that the streambuf and the buffer are always in sync and + // sputc never writes into uninitialized memory. A disadvantage is that each + // call to sputc always results in a (virtual) call to overflow. There is no + // disadvantage here for sputn since this always results in a call to xsputn. + + auto overflow(int_type ch) -> int_type override { + if (!traits_type::eq_int_type(ch, traits_type::eof())) + buffer_.push_back(static_cast(ch)); + return ch; + } + + auto xsputn(const char_type* s, streamsize count) -> streamsize override { + buffer_.append(s, s + count); + return count; + } +}; + +// Generate a unique explicit instantion in every translation unit using a tag +// type in an anonymous namespace. +namespace { +struct file_access_tag {}; +} // namespace +template +class file_access { + friend auto get_file(BufType& obj) -> FILE* { return obj.*FileMemberPtr; } +}; + +#if FMT_MSC_VERSION +template class file_access; +auto get_file(std::filebuf&) -> FILE*; +#endif + +inline auto write_ostream_unicode(std::ostream& os, fmt::string_view data) + -> bool { + FILE* f = nullptr; +#if FMT_MSC_VERSION + if (auto* buf = dynamic_cast(os.rdbuf())) + f = get_file(*buf); + else + return false; +#elif defined(_WIN32) && defined(__GLIBCXX__) + auto* rdbuf = os.rdbuf(); + if (auto* sfbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf*>(rdbuf)) + f = sfbuf->file(); + else if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf*>(rdbuf)) + f = fbuf->file(); + else + return false; +#else + ignore_unused(os, data, f); +#endif +#ifdef _WIN32 + if (f) { + int fd = _fileno(f); + if (_isatty(fd)) { + os.flush(); + return write_console(fd, data); + } + } +#endif + return false; +} +inline auto write_ostream_unicode(std::wostream&, + fmt::basic_string_view) -> bool { + return false; +} + +// Write the content of buf to os. +// It is a separate function rather than a part of vprint to simplify testing. +template +void write_buffer(std::basic_ostream& os, buffer& buf) { + const Char* buf_data = buf.data(); + using unsigned_streamsize = std::make_unsigned::type; + unsigned_streamsize size = buf.size(); + unsigned_streamsize max_size = to_unsigned(max_value()); + do { + unsigned_streamsize n = size <= max_size ? size : max_size; + os.write(buf_data, static_cast(n)); + buf_data += n; + size -= n; + } while (size != 0); +} + +template +void format_value(buffer& buf, const T& value) { + auto&& format_buf = formatbuf>(buf); + auto&& output = std::basic_ostream(&format_buf); +#if !defined(FMT_STATIC_THOUSANDS_SEPARATOR) + output.imbue(std::locale::classic()); // The default is always unlocalized. +#endif + output << value; + output.exceptions(std::ios_base::failbit | std::ios_base::badbit); +} + +template struct streamed_view { + const T& value; +}; + +} // namespace detail + +// Formats an object of type T that has an overloaded ostream operator<<. +template +struct basic_ostream_formatter : formatter, Char> { + void set_debug_format() = delete; + + template + auto format(const T& value, basic_format_context& ctx) const + -> OutputIt { + auto buffer = basic_memory_buffer(); + detail::format_value(buffer, value); + return formatter, Char>::format( + {buffer.data(), buffer.size()}, ctx); + } +}; + +using ostream_formatter = basic_ostream_formatter; + +template +struct formatter, Char> + : basic_ostream_formatter { + template + auto format(detail::streamed_view view, + basic_format_context& ctx) const -> OutputIt { + return basic_ostream_formatter::format(view.value, ctx); + } +}; + +/** + \rst + Returns a view that formats `value` via an ostream ``operator<<``. + + **Example**:: + + fmt::print("Current thread id: {}\n", + fmt::streamed(std::this_thread::get_id())); + \endrst + */ +template +constexpr auto streamed(const T& value) -> detail::streamed_view { + return {value}; +} + +namespace detail { + +inline void vprint_directly(std::ostream& os, string_view format_str, + format_args args) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, format_str, args); + detail::write_buffer(os, buffer); +} + +} // namespace detail + +FMT_EXPORT template +void vprint(std::basic_ostream& os, + basic_string_view> format_str, + basic_format_args>> args) { + auto buffer = basic_memory_buffer(); + detail::vformat_to(buffer, format_str, args); + if (detail::write_ostream_unicode(os, {buffer.data(), buffer.size()})) return; + detail::write_buffer(os, buffer); +} + +/** + \rst + Prints formatted data to the stream *os*. + + **Example**:: + + fmt::print(cerr, "Don't {}!", "panic"); + \endrst + */ +FMT_EXPORT template +void print(std::ostream& os, format_string fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + if (detail::is_utf8()) + vprint(os, fmt, vargs); + else + detail::vprint_directly(os, fmt, vargs); +} + +FMT_EXPORT +template +void print(std::wostream& os, + basic_format_string...> fmt, + Args&&... args) { + vprint(os, fmt, fmt::make_format_args>(args...)); +} + +FMT_EXPORT template +void println(std::ostream& os, format_string fmt, T&&... args) { + fmt::print(os, "{}\n", fmt::format(fmt, std::forward(args)...)); +} + +FMT_EXPORT +template +void println(std::wostream& os, + basic_format_string...> fmt, + Args&&... args) { + print(os, L"{}\n", fmt::format(fmt, std::forward(args)...)); +} + +FMT_END_NAMESPACE + +#endif // FMT_OSTREAM_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/printf.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/printf.h new file mode 100644 index 0000000000000000000000000000000000000000..07e81577cf3209bb09b1dc35ef1ef4233a2356fc --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/printf.h @@ -0,0 +1,675 @@ +// Formatting library for C++ - legacy printf implementation +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_PRINTF_H_ +#define FMT_PRINTF_H_ + +#include // std::max +#include // std::numeric_limits + +#include "format.h" + +FMT_BEGIN_NAMESPACE +FMT_BEGIN_EXPORT + +template struct printf_formatter { + printf_formatter() = delete; +}; + +template class basic_printf_context { + private: + detail::buffer_appender out_; + basic_format_args args_; + + static_assert(std::is_same::value || + std::is_same::value, + "Unsupported code unit type."); + + public: + using char_type = Char; + using parse_context_type = basic_format_parse_context; + template using formatter_type = printf_formatter; + + /** + \rst + Constructs a ``printf_context`` object. References to the arguments are + stored in the context object so make sure they have appropriate lifetimes. + \endrst + */ + basic_printf_context(detail::buffer_appender out, + basic_format_args args) + : out_(out), args_(args) {} + + auto out() -> detail::buffer_appender { return out_; } + void advance_to(detail::buffer_appender) {} + + auto locale() -> detail::locale_ref { return {}; } + + auto arg(int id) const -> basic_format_arg { + return args_.get(id); + } + + FMT_CONSTEXPR void on_error(const char* message) { + detail::error_handler().on_error(message); + } +}; + +namespace detail { + +// Checks if a value fits in int - used to avoid warnings about comparing +// signed and unsigned integers. +template struct int_checker { + template static auto fits_in_int(T value) -> bool { + unsigned max = max_value(); + return value <= max; + } + static auto fits_in_int(bool) -> bool { return true; } +}; + +template <> struct int_checker { + template static auto fits_in_int(T value) -> bool { + return value >= (std::numeric_limits::min)() && + value <= max_value(); + } + static auto fits_in_int(int) -> bool { return true; } +}; + +struct printf_precision_handler { + template ::value)> + auto operator()(T value) -> int { + if (!int_checker::is_signed>::fits_in_int(value)) + throw_format_error("number is too big"); + return (std::max)(static_cast(value), 0); + } + + template ::value)> + auto operator()(T) -> int { + throw_format_error("precision is not integer"); + return 0; + } +}; + +// An argument visitor that returns true iff arg is a zero integer. +struct is_zero_int { + template ::value)> + auto operator()(T value) -> bool { + return value == 0; + } + + template ::value)> + auto operator()(T) -> bool { + return false; + } +}; + +template struct make_unsigned_or_bool : std::make_unsigned {}; + +template <> struct make_unsigned_or_bool { + using type = bool; +}; + +template class arg_converter { + private: + using char_type = typename Context::char_type; + + basic_format_arg& arg_; + char_type type_; + + public: + arg_converter(basic_format_arg& arg, char_type type) + : arg_(arg), type_(type) {} + + void operator()(bool value) { + if (type_ != 's') operator()(value); + } + + template ::value)> + void operator()(U value) { + bool is_signed = type_ == 'd' || type_ == 'i'; + using target_type = conditional_t::value, U, T>; + if (const_check(sizeof(target_type) <= sizeof(int))) { + // Extra casts are used to silence warnings. + if (is_signed) { + auto n = static_cast(static_cast(value)); + arg_ = detail::make_arg(n); + } else { + using unsigned_type = typename make_unsigned_or_bool::type; + auto n = static_cast(static_cast(value)); + arg_ = detail::make_arg(n); + } + } else { + if (is_signed) { + // glibc's printf doesn't sign extend arguments of smaller types: + // std::printf("%lld", -42); // prints "4294967254" + // but we don't have to do the same because it's a UB. + auto n = static_cast(value); + arg_ = detail::make_arg(n); + } else { + auto n = static_cast::type>(value); + arg_ = detail::make_arg(n); + } + } + } + + template ::value)> + void operator()(U) {} // No conversion needed for non-integral types. +}; + +// Converts an integer argument to T for printf, if T is an integral type. +// If T is void, the argument is converted to corresponding signed or unsigned +// type depending on the type specifier: 'd' and 'i' - signed, other - +// unsigned). +template +void convert_arg(basic_format_arg& arg, Char type) { + visit_format_arg(arg_converter(arg, type), arg); +} + +// Converts an integer argument to char for printf. +template class char_converter { + private: + basic_format_arg& arg_; + + public: + explicit char_converter(basic_format_arg& arg) : arg_(arg) {} + + template ::value)> + void operator()(T value) { + auto c = static_cast(value); + arg_ = detail::make_arg(c); + } + + template ::value)> + void operator()(T) {} // No conversion needed for non-integral types. +}; + +// An argument visitor that return a pointer to a C string if argument is a +// string or null otherwise. +template struct get_cstring { + template auto operator()(T) -> const Char* { return nullptr; } + auto operator()(const Char* s) -> const Char* { return s; } +}; + +// Checks if an argument is a valid printf width specifier and sets +// left alignment if it is negative. +template class printf_width_handler { + private: + format_specs& specs_; + + public: + explicit printf_width_handler(format_specs& specs) : specs_(specs) {} + + template ::value)> + auto operator()(T value) -> unsigned { + auto width = static_cast>(value); + if (detail::is_negative(value)) { + specs_.align = align::left; + width = 0 - width; + } + unsigned int_max = max_value(); + if (width > int_max) throw_format_error("number is too big"); + return static_cast(width); + } + + template ::value)> + auto operator()(T) -> unsigned { + throw_format_error("width is not integer"); + return 0; + } +}; + +// Workaround for a bug with the XL compiler when initializing +// printf_arg_formatter's base class. +template +auto make_arg_formatter(buffer_appender iter, format_specs& s) + -> arg_formatter { + return {iter, s, locale_ref()}; +} + +// The ``printf`` argument formatter. +template +class printf_arg_formatter : public arg_formatter { + private: + using base = arg_formatter; + using context_type = basic_printf_context; + + context_type& context_; + + void write_null_pointer(bool is_string = false) { + auto s = this->specs; + s.type = presentation_type::none; + write_bytes(this->out, is_string ? "(null)" : "(nil)", s); + } + + public: + printf_arg_formatter(buffer_appender iter, format_specs& s, + context_type& ctx) + : base(make_arg_formatter(iter, s)), context_(ctx) {} + + void operator()(monostate value) { base::operator()(value); } + + template ::value)> + void operator()(T value) { + // MSVC2013 fails to compile separate overloads for bool and Char so use + // std::is_same instead. + if (!std::is_same::value) { + base::operator()(value); + return; + } + format_specs fmt_specs = this->specs; + if (fmt_specs.type != presentation_type::none && + fmt_specs.type != presentation_type::chr) { + return (*this)(static_cast(value)); + } + fmt_specs.sign = sign::none; + fmt_specs.alt = false; + fmt_specs.fill[0] = ' '; // Ignore '0' flag for char types. + // align::numeric needs to be overwritten here since the '0' flag is + // ignored for non-numeric types + if (fmt_specs.align == align::none || fmt_specs.align == align::numeric) + fmt_specs.align = align::right; + write(this->out, static_cast(value), fmt_specs); + } + + template ::value)> + void operator()(T value) { + base::operator()(value); + } + + /** Formats a null-terminated C string. */ + void operator()(const char* value) { + if (value) + base::operator()(value); + else + write_null_pointer(this->specs.type != presentation_type::pointer); + } + + /** Formats a null-terminated wide C string. */ + void operator()(const wchar_t* value) { + if (value) + base::operator()(value); + else + write_null_pointer(this->specs.type != presentation_type::pointer); + } + + void operator()(basic_string_view value) { base::operator()(value); } + + /** Formats a pointer. */ + void operator()(const void* value) { + if (value) + base::operator()(value); + else + write_null_pointer(); + } + + /** Formats an argument of a custom (user-defined) type. */ + void operator()(typename basic_format_arg::handle handle) { + auto parse_ctx = basic_format_parse_context({}); + handle.format(parse_ctx, context_); + } +}; + +template +void parse_flags(format_specs& specs, const Char*& it, const Char* end) { + for (; it != end; ++it) { + switch (*it) { + case '-': + specs.align = align::left; + break; + case '+': + specs.sign = sign::plus; + break; + case '0': + specs.fill[0] = '0'; + break; + case ' ': + if (specs.sign != sign::plus) specs.sign = sign::space; + break; + case '#': + specs.alt = true; + break; + default: + return; + } + } +} + +template +auto parse_header(const Char*& it, const Char* end, format_specs& specs, + GetArg get_arg) -> int { + int arg_index = -1; + Char c = *it; + if (c >= '0' && c <= '9') { + // Parse an argument index (if followed by '$') or a width possibly + // preceded with '0' flag(s). + int value = parse_nonnegative_int(it, end, -1); + if (it != end && *it == '$') { // value is an argument index + ++it; + arg_index = value != -1 ? value : max_value(); + } else { + if (c == '0') specs.fill[0] = '0'; + if (value != 0) { + // Nonzero value means that we parsed width and don't need to + // parse it or flags again, so return now. + if (value == -1) throw_format_error("number is too big"); + specs.width = value; + return arg_index; + } + } + } + parse_flags(specs, it, end); + // Parse width. + if (it != end) { + if (*it >= '0' && *it <= '9') { + specs.width = parse_nonnegative_int(it, end, -1); + if (specs.width == -1) throw_format_error("number is too big"); + } else if (*it == '*') { + ++it; + specs.width = static_cast(visit_format_arg( + detail::printf_width_handler(specs), get_arg(-1))); + } + } + return arg_index; +} + +inline auto parse_printf_presentation_type(char c, type t) + -> presentation_type { + using pt = presentation_type; + constexpr auto integral_set = sint_set | uint_set | bool_set | char_set; + switch (c) { + case 'd': + return in(t, integral_set) ? pt::dec : pt::none; + case 'o': + return in(t, integral_set) ? pt::oct : pt::none; + case 'x': + return in(t, integral_set) ? pt::hex_lower : pt::none; + case 'X': + return in(t, integral_set) ? pt::hex_upper : pt::none; + case 'a': + return in(t, float_set) ? pt::hexfloat_lower : pt::none; + case 'A': + return in(t, float_set) ? pt::hexfloat_upper : pt::none; + case 'e': + return in(t, float_set) ? pt::exp_lower : pt::none; + case 'E': + return in(t, float_set) ? pt::exp_upper : pt::none; + case 'f': + return in(t, float_set) ? pt::fixed_lower : pt::none; + case 'F': + return in(t, float_set) ? pt::fixed_upper : pt::none; + case 'g': + return in(t, float_set) ? pt::general_lower : pt::none; + case 'G': + return in(t, float_set) ? pt::general_upper : pt::none; + case 'c': + return in(t, integral_set) ? pt::chr : pt::none; + case 's': + return in(t, string_set | cstring_set) ? pt::string : pt::none; + case 'p': + return in(t, pointer_set | cstring_set) ? pt::pointer : pt::none; + default: + return pt::none; + } +} + +template +void vprintf(buffer& buf, basic_string_view format, + basic_format_args args) { + using iterator = buffer_appender; + auto out = iterator(buf); + auto context = basic_printf_context(out, args); + auto parse_ctx = basic_format_parse_context(format); + + // Returns the argument with specified index or, if arg_index is -1, the next + // argument. + auto get_arg = [&](int arg_index) { + if (arg_index < 0) + arg_index = parse_ctx.next_arg_id(); + else + parse_ctx.check_arg_id(--arg_index); + return detail::get_arg(context, arg_index); + }; + + const Char* start = parse_ctx.begin(); + const Char* end = parse_ctx.end(); + auto it = start; + while (it != end) { + if (!find(it, end, '%', it)) { + it = end; // find leaves it == nullptr if it doesn't find '%'. + break; + } + Char c = *it++; + if (it != end && *it == c) { + write(out, basic_string_view(start, to_unsigned(it - start))); + start = ++it; + continue; + } + write(out, basic_string_view(start, to_unsigned(it - 1 - start))); + + auto specs = format_specs(); + specs.align = align::right; + + // Parse argument index, flags and width. + int arg_index = parse_header(it, end, specs, get_arg); + if (arg_index == 0) throw_format_error("argument not found"); + + // Parse precision. + if (it != end && *it == '.') { + ++it; + c = it != end ? *it : 0; + if ('0' <= c && c <= '9') { + specs.precision = parse_nonnegative_int(it, end, 0); + } else if (c == '*') { + ++it; + specs.precision = static_cast( + visit_format_arg(printf_precision_handler(), get_arg(-1))); + } else { + specs.precision = 0; + } + } + + auto arg = get_arg(arg_index); + // For d, i, o, u, x, and X conversion specifiers, if a precision is + // specified, the '0' flag is ignored + if (specs.precision >= 0 && arg.is_integral()) { + // Ignore '0' for non-numeric types or if '-' present. + specs.fill[0] = ' '; + } + if (specs.precision >= 0 && arg.type() == type::cstring_type) { + auto str = visit_format_arg(get_cstring(), arg); + auto str_end = str + specs.precision; + auto nul = std::find(str, str_end, Char()); + auto sv = basic_string_view( + str, to_unsigned(nul != str_end ? nul - str : specs.precision)); + arg = make_arg>(sv); + } + if (specs.alt && visit_format_arg(is_zero_int(), arg)) specs.alt = false; + if (specs.fill[0] == '0') { + if (arg.is_arithmetic() && specs.align != align::left) + specs.align = align::numeric; + else + specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types or if '-' + // flag is also present. + } + + // Parse length and convert the argument to the required type. + c = it != end ? *it++ : 0; + Char t = it != end ? *it : 0; + switch (c) { + case 'h': + if (t == 'h') { + ++it; + t = it != end ? *it : 0; + convert_arg(arg, t); + } else { + convert_arg(arg, t); + } + break; + case 'l': + if (t == 'l') { + ++it; + t = it != end ? *it : 0; + convert_arg(arg, t); + } else { + convert_arg(arg, t); + } + break; + case 'j': + convert_arg(arg, t); + break; + case 'z': + convert_arg(arg, t); + break; + case 't': + convert_arg(arg, t); + break; + case 'L': + // printf produces garbage when 'L' is omitted for long double, no + // need to do the same. + break; + default: + --it; + convert_arg(arg, c); + } + + // Parse type. + if (it == end) throw_format_error("invalid format string"); + char type = static_cast(*it++); + if (arg.is_integral()) { + // Normalize type. + switch (type) { + case 'i': + case 'u': + type = 'd'; + break; + case 'c': + visit_format_arg(char_converter>(arg), arg); + break; + } + } + specs.type = parse_printf_presentation_type(type, arg.type()); + if (specs.type == presentation_type::none) + throw_format_error("invalid format specifier"); + + start = it; + + // Format argument. + visit_format_arg(printf_arg_formatter(out, specs, context), arg); + } + write(out, basic_string_view(start, to_unsigned(it - start))); +} +} // namespace detail + +using printf_context = basic_printf_context; +using wprintf_context = basic_printf_context; + +using printf_args = basic_format_args; +using wprintf_args = basic_format_args; + +/** + \rst + Constructs an `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::printf_args`. + \endrst + */ +template +inline auto make_printf_args(const T&... args) + -> format_arg_store { + return {args...}; +} + +// DEPRECATED! +template +inline auto make_wprintf_args(const T&... args) + -> format_arg_store { + return {args...}; +} + +template +inline auto vsprintf( + basic_string_view fmt, + basic_format_args>> args) + -> std::basic_string { + auto buf = basic_memory_buffer(); + detail::vprintf(buf, fmt, args); + return to_string(buf); +} + +/** + \rst + Formats arguments and returns the result as a string. + + **Example**:: + + std::string message = fmt::sprintf("The answer is %d", 42); + \endrst +*/ +template ::value, char_t>> +inline auto sprintf(const S& fmt, const T&... args) -> std::basic_string { + return vsprintf(detail::to_string_view(fmt), + fmt::make_format_args>(args...)); +} + +template +inline auto vfprintf( + std::FILE* f, basic_string_view fmt, + basic_format_args>> args) + -> int { + auto buf = basic_memory_buffer(); + detail::vprintf(buf, fmt, args); + size_t size = buf.size(); + return std::fwrite(buf.data(), sizeof(Char), size, f) < size + ? -1 + : static_cast(size); +} + +/** + \rst + Prints formatted data to the file *f*. + + **Example**:: + + fmt::fprintf(stderr, "Don't %s!", "panic"); + \endrst + */ +template > +inline auto fprintf(std::FILE* f, const S& fmt, const T&... args) -> int { + return vfprintf(f, detail::to_string_view(fmt), + fmt::make_format_args>(args...)); +} + +template +FMT_DEPRECATED inline auto vprintf( + basic_string_view fmt, + basic_format_args>> args) + -> int { + return vfprintf(stdout, fmt, args); +} + +/** + \rst + Prints formatted data to ``stdout``. + + **Example**:: + + fmt::printf("Elapsed time: %.2f seconds", 1.23); + \endrst + */ +template +inline auto printf(string_view fmt, const T&... args) -> int { + return vfprintf(stdout, fmt, make_printf_args(args...)); +} +template +FMT_DEPRECATED inline auto printf(basic_string_view fmt, + const T&... args) -> int { + return vfprintf(stdout, fmt, make_wprintf_args(args...)); +} + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_PRINTF_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/ranges.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/ranges.h new file mode 100644 index 0000000000000000000000000000000000000000..3638fffb83bce6035c13659f26fe13749c8b19ea --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/ranges.h @@ -0,0 +1,738 @@ +// Formatting library for C++ - range and tuple support +// +// Copyright (c) 2012 - present, Victor Zverovich and {fmt} contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_RANGES_H_ +#define FMT_RANGES_H_ + +#include +#include +#include + +#include "format.h" + +FMT_BEGIN_NAMESPACE + +namespace detail { + +template +auto copy(const Range& range, OutputIt out) -> OutputIt { + for (auto it = range.begin(), end = range.end(); it != end; ++it) + *out++ = *it; + return out; +} + +template +auto copy(const char* str, OutputIt out) -> OutputIt { + while (*str) *out++ = *str++; + return out; +} + +template auto copy(char ch, OutputIt out) -> OutputIt { + *out++ = ch; + return out; +} + +template auto copy(wchar_t ch, OutputIt out) -> OutputIt { + *out++ = ch; + return out; +} + +// Returns true if T has a std::string-like interface, like std::string_view. +template class is_std_string_like { + template + static auto check(U* p) + -> decltype((void)p->find('a'), p->length(), (void)p->data(), int()); + template static void check(...); + + public: + static constexpr const bool value = + is_string::value || + std::is_convertible>::value || + !std::is_void(nullptr))>::value; +}; + +template +struct is_std_string_like> : std::true_type {}; + +template class is_map { + template static auto check(U*) -> typename U::mapped_type; + template static void check(...); + + public: +#ifdef FMT_FORMAT_MAP_AS_LIST // DEPRECATED! + static constexpr const bool value = false; +#else + static constexpr const bool value = + !std::is_void(nullptr))>::value; +#endif +}; + +template class is_set { + template static auto check(U*) -> typename U::key_type; + template static void check(...); + + public: +#ifdef FMT_FORMAT_SET_AS_LIST // DEPRECATED! + static constexpr const bool value = false; +#else + static constexpr const bool value = + !std::is_void(nullptr))>::value && !is_map::value; +#endif +}; + +template struct conditional_helper {}; + +template struct is_range_ : std::false_type {}; + +#if !FMT_MSC_VERSION || FMT_MSC_VERSION > 1800 + +# define FMT_DECLTYPE_RETURN(val) \ + ->decltype(val) { return val; } \ + static_assert( \ + true, "") // This makes it so that a semicolon is required after the + // macro, which helps clang-format handle the formatting. + +// C array overload +template +auto range_begin(const T (&arr)[N]) -> const T* { + return arr; +} +template +auto range_end(const T (&arr)[N]) -> const T* { + return arr + N; +} + +template +struct has_member_fn_begin_end_t : std::false_type {}; + +template +struct has_member_fn_begin_end_t().begin()), + decltype(std::declval().end())>> + : std::true_type {}; + +// Member function overload +template +auto range_begin(T&& rng) FMT_DECLTYPE_RETURN(static_cast(rng).begin()); +template +auto range_end(T&& rng) FMT_DECLTYPE_RETURN(static_cast(rng).end()); + +// ADL overload. Only participates in overload resolution if member functions +// are not found. +template +auto range_begin(T&& rng) + -> enable_if_t::value, + decltype(begin(static_cast(rng)))> { + return begin(static_cast(rng)); +} +template +auto range_end(T&& rng) -> enable_if_t::value, + decltype(end(static_cast(rng)))> { + return end(static_cast(rng)); +} + +template +struct has_const_begin_end : std::false_type {}; +template +struct has_mutable_begin_end : std::false_type {}; + +template +struct has_const_begin_end< + T, + void_t< + decltype(detail::range_begin(std::declval&>())), + decltype(detail::range_end(std::declval&>()))>> + : std::true_type {}; + +template +struct has_mutable_begin_end< + T, void_t())), + decltype(detail::range_end(std::declval())), + // the extra int here is because older versions of MSVC don't + // SFINAE properly unless there are distinct types + int>> : std::true_type {}; + +template +struct is_range_ + : std::integral_constant::value || + has_mutable_begin_end::value)> {}; +# undef FMT_DECLTYPE_RETURN +#endif + +// tuple_size and tuple_element check. +template class is_tuple_like_ { + template + static auto check(U* p) -> decltype(std::tuple_size::value, int()); + template static void check(...); + + public: + static constexpr const bool value = + !std::is_void(nullptr))>::value; +}; + +// Check for integer_sequence +#if defined(__cpp_lib_integer_sequence) || FMT_MSC_VERSION >= 1900 +template +using integer_sequence = std::integer_sequence; +template using index_sequence = std::index_sequence; +template using make_index_sequence = std::make_index_sequence; +#else +template struct integer_sequence { + using value_type = T; + + static FMT_CONSTEXPR auto size() -> size_t { return sizeof...(N); } +}; + +template using index_sequence = integer_sequence; + +template +struct make_integer_sequence : make_integer_sequence {}; +template +struct make_integer_sequence : integer_sequence {}; + +template +using make_index_sequence = make_integer_sequence; +#endif + +template +using tuple_index_sequence = make_index_sequence::value>; + +template ::value> +class is_tuple_formattable_ { + public: + static constexpr const bool value = false; +}; +template class is_tuple_formattable_ { + template + static auto check2(index_sequence, + integer_sequence) -> std::true_type; + static auto check2(...) -> std::false_type; + template + static auto check(index_sequence) -> decltype(check2( + index_sequence{}, + integer_sequence::type, + C>::value)...>{})); + + public: + static constexpr const bool value = + decltype(check(tuple_index_sequence{}))::value; +}; + +template +FMT_CONSTEXPR void for_each(index_sequence, Tuple&& t, F&& f) { + using std::get; + // Using a free function get(Tuple) now. + const int unused[] = {0, ((void)f(get(t)), 0)...}; + ignore_unused(unused); +} + +template +FMT_CONSTEXPR void for_each(Tuple&& t, F&& f) { + for_each(tuple_index_sequence>(), + std::forward(t), std::forward(f)); +} + +template +void for_each2(index_sequence, Tuple1&& t1, Tuple2&& t2, F&& f) { + using std::get; + const int unused[] = {0, ((void)f(get(t1), get(t2)), 0)...}; + ignore_unused(unused); +} + +template +void for_each2(Tuple1&& t1, Tuple2&& t2, F&& f) { + for_each2(tuple_index_sequence>(), + std::forward(t1), std::forward(t2), + std::forward(f)); +} + +namespace tuple { +// Workaround a bug in MSVC 2019 (v140). +template +using result_t = std::tuple, Char>...>; + +using std::get; +template +auto get_formatters(index_sequence) + -> result_t(std::declval()))...>; +} // namespace tuple + +#if FMT_MSC_VERSION && FMT_MSC_VERSION < 1920 +// Older MSVC doesn't get the reference type correctly for arrays. +template struct range_reference_type_impl { + using type = decltype(*detail::range_begin(std::declval())); +}; + +template struct range_reference_type_impl { + using type = T&; +}; + +template +using range_reference_type = typename range_reference_type_impl::type; +#else +template +using range_reference_type = + decltype(*detail::range_begin(std::declval())); +#endif + +// We don't use the Range's value_type for anything, but we do need the Range's +// reference type, with cv-ref stripped. +template +using uncvref_type = remove_cvref_t>; + +template +FMT_CONSTEXPR auto maybe_set_debug_format(Formatter& f, bool set) + -> decltype(f.set_debug_format(set)) { + f.set_debug_format(set); +} +template +FMT_CONSTEXPR void maybe_set_debug_format(Formatter&, ...) {} + +// These are not generic lambdas for compatibility with C++11. +template struct parse_empty_specs { + template FMT_CONSTEXPR void operator()(Formatter& f) { + f.parse(ctx); + detail::maybe_set_debug_format(f, true); + } + ParseContext& ctx; +}; +template struct format_tuple_element { + using char_type = typename FormatContext::char_type; + + template + void operator()(const formatter& f, const T& v) { + if (i > 0) + ctx.advance_to(detail::copy_str(separator, ctx.out())); + ctx.advance_to(f.format(v, ctx)); + ++i; + } + + int i; + FormatContext& ctx; + basic_string_view separator; +}; + +} // namespace detail + +template struct is_tuple_like { + static constexpr const bool value = + detail::is_tuple_like_::value && !detail::is_range_::value; +}; + +template struct is_tuple_formattable { + static constexpr const bool value = + detail::is_tuple_formattable_::value; +}; + +template +struct formatter::value && + fmt::is_tuple_formattable::value>> { + private: + decltype(detail::tuple::get_formatters( + detail::tuple_index_sequence())) formatters_; + + basic_string_view separator_ = detail::string_literal{}; + basic_string_view opening_bracket_ = + detail::string_literal{}; + basic_string_view closing_bracket_ = + detail::string_literal{}; + + public: + FMT_CONSTEXPR formatter() {} + + FMT_CONSTEXPR void set_separator(basic_string_view sep) { + separator_ = sep; + } + + FMT_CONSTEXPR void set_brackets(basic_string_view open, + basic_string_view close) { + opening_bracket_ = open; + closing_bracket_ = close; + } + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + auto it = ctx.begin(); + if (it != ctx.end() && *it != '}') + FMT_THROW(format_error("invalid format specifier")); + detail::for_each(formatters_, detail::parse_empty_specs{ctx}); + return it; + } + + template + auto format(const Tuple& value, FormatContext& ctx) const + -> decltype(ctx.out()) { + ctx.advance_to(detail::copy_str(opening_bracket_, ctx.out())); + detail::for_each2( + formatters_, value, + detail::format_tuple_element{0, ctx, separator_}); + return detail::copy_str(closing_bracket_, ctx.out()); + } +}; + +template struct is_range { + static constexpr const bool value = + detail::is_range_::value && !detail::is_std_string_like::value && + !std::is_convertible>::value && + !std::is_convertible>::value; +}; + +namespace detail { +template struct range_mapper { + using mapper = arg_mapper; + + template , Context>::value)> + static auto map(T&& value) -> T&& { + return static_cast(value); + } + template , Context>::value)> + static auto map(T&& value) + -> decltype(mapper().map(static_cast(value))) { + return mapper().map(static_cast(value)); + } +}; + +template +using range_formatter_type = + formatter>{}.map( + std::declval()))>, + Char>; + +template +using maybe_const_range = + conditional_t::value, const R, R>; + +// Workaround a bug in MSVC 2015 and earlier. +#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 +template +struct is_formattable_delayed + : is_formattable>, Char> {}; +#endif +} // namespace detail + +template struct conjunction : std::true_type {}; +template struct conjunction

: P {}; +template +struct conjunction + : conditional_t, P1> {}; + +template +struct range_formatter; + +template +struct range_formatter< + T, Char, + enable_if_t>, + is_formattable>::value>> { + private: + detail::range_formatter_type underlying_; + basic_string_view separator_ = detail::string_literal{}; + basic_string_view opening_bracket_ = + detail::string_literal{}; + basic_string_view closing_bracket_ = + detail::string_literal{}; + + public: + FMT_CONSTEXPR range_formatter() {} + + FMT_CONSTEXPR auto underlying() -> detail::range_formatter_type& { + return underlying_; + } + + FMT_CONSTEXPR void set_separator(basic_string_view sep) { + separator_ = sep; + } + + FMT_CONSTEXPR void set_brackets(basic_string_view open, + basic_string_view close) { + opening_bracket_ = open; + closing_bracket_ = close; + } + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + auto it = ctx.begin(); + auto end = ctx.end(); + + if (it != end && *it == 'n') { + set_brackets({}, {}); + ++it; + } + + if (it != end && *it != '}') { + if (*it != ':') FMT_THROW(format_error("invalid format specifier")); + ++it; + } else { + detail::maybe_set_debug_format(underlying_, true); + } + + ctx.advance_to(it); + return underlying_.parse(ctx); + } + + template + auto format(R&& range, FormatContext& ctx) const -> decltype(ctx.out()) { + detail::range_mapper> mapper; + auto out = ctx.out(); + out = detail::copy_str(opening_bracket_, out); + int i = 0; + auto it = detail::range_begin(range); + auto end = detail::range_end(range); + for (; it != end; ++it) { + if (i > 0) out = detail::copy_str(separator_, out); + ctx.advance_to(out); + auto&& item = *it; + out = underlying_.format(mapper.map(item), ctx); + ++i; + } + out = detail::copy_str(closing_bracket_, out); + return out; + } +}; + +enum class range_format { disabled, map, set, sequence, string, debug_string }; + +namespace detail { +template +struct range_format_kind_ + : std::integral_constant, T>::value + ? range_format::disabled + : is_map::value ? range_format::map + : is_set::value ? range_format::set + : range_format::sequence> {}; + +template +struct range_default_formatter; + +template +using range_format_constant = std::integral_constant; + +template +struct range_default_formatter< + K, R, Char, + enable_if_t<(K == range_format::sequence || K == range_format::map || + K == range_format::set)>> { + using range_type = detail::maybe_const_range; + range_formatter, Char> underlying_; + + FMT_CONSTEXPR range_default_formatter() { init(range_format_constant()); } + + FMT_CONSTEXPR void init(range_format_constant) { + underlying_.set_brackets(detail::string_literal{}, + detail::string_literal{}); + } + + FMT_CONSTEXPR void init(range_format_constant) { + underlying_.set_brackets(detail::string_literal{}, + detail::string_literal{}); + underlying_.underlying().set_brackets({}, {}); + underlying_.underlying().set_separator( + detail::string_literal{}); + } + + FMT_CONSTEXPR void init(range_format_constant) {} + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return underlying_.parse(ctx); + } + + template + auto format(range_type& range, FormatContext& ctx) const + -> decltype(ctx.out()) { + return underlying_.format(range, ctx); + } +}; +} // namespace detail + +template +struct range_format_kind + : conditional_t< + is_range::value, detail::range_format_kind_, + std::integral_constant> {}; + +template +struct formatter< + R, Char, + enable_if_t::value != + range_format::disabled> +// Workaround a bug in MSVC 2015 and earlier. +#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 + , + detail::is_formattable_delayed +#endif + >::value>> + : detail::range_default_formatter::value, R, + Char> { +}; + +template struct tuple_join_view : detail::view { + const std::tuple& tuple; + basic_string_view sep; + + tuple_join_view(const std::tuple& t, basic_string_view s) + : tuple(t), sep{s} {} +}; + +// Define FMT_TUPLE_JOIN_SPECIFIERS to enable experimental format specifiers +// support in tuple_join. It is disabled by default because of issues with +// the dynamic width and precision. +#ifndef FMT_TUPLE_JOIN_SPECIFIERS +# define FMT_TUPLE_JOIN_SPECIFIERS 0 +#endif + +template +struct formatter, Char> { + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return do_parse(ctx, std::integral_constant()); + } + + template + auto format(const tuple_join_view& value, + FormatContext& ctx) const -> typename FormatContext::iterator { + return do_format(value, ctx, + std::integral_constant()); + } + + private: + std::tuple::type, Char>...> formatters_; + + template + FMT_CONSTEXPR auto do_parse(ParseContext& ctx, + std::integral_constant) + -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template + FMT_CONSTEXPR auto do_parse(ParseContext& ctx, + std::integral_constant) + -> decltype(ctx.begin()) { + auto end = ctx.begin(); +#if FMT_TUPLE_JOIN_SPECIFIERS + end = std::get(formatters_).parse(ctx); + if (N > 1) { + auto end1 = do_parse(ctx, std::integral_constant()); + if (end != end1) + FMT_THROW(format_error("incompatible format specs for tuple elements")); + } +#endif + return end; + } + + template + auto do_format(const tuple_join_view&, FormatContext& ctx, + std::integral_constant) const -> + typename FormatContext::iterator { + return ctx.out(); + } + + template + auto do_format(const tuple_join_view& value, FormatContext& ctx, + std::integral_constant) const -> + typename FormatContext::iterator { + auto out = std::get(formatters_) + .format(std::get(value.tuple), ctx); + if (N > 1) { + out = std::copy(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + return do_format(value, ctx, std::integral_constant()); + } + return out; + } +}; + +namespace detail { +// Check if T has an interface like a container adaptor (e.g. std::stack, +// std::queue, std::priority_queue). +template class is_container_adaptor_like { + template static auto check(U* p) -> typename U::container_type; + template static void check(...); + + public: + static constexpr const bool value = + !std::is_void(nullptr))>::value; +}; + +template struct all { + const Container& c; + auto begin() const -> typename Container::const_iterator { return c.begin(); } + auto end() const -> typename Container::const_iterator { return c.end(); } +}; +} // namespace detail + +template +struct formatter< + T, Char, + enable_if_t, + bool_constant::value == + range_format::disabled>>::value>> + : formatter, Char> { + using all = detail::all; + template + auto format(const T& t, FormatContext& ctx) const -> decltype(ctx.out()) { + struct getter : T { + static auto get(const T& t) -> all { + return {t.*(&getter::c)}; // Access c through the derived class. + } + }; + return formatter::format(getter::get(t), ctx); + } +}; + +FMT_BEGIN_EXPORT + +/** + \rst + Returns an object that formats `tuple` with elements separated by `sep`. + + **Example**:: + + std::tuple t = {1, 'a'}; + fmt::print("{}", fmt::join(t, ", ")); + // Output: "1, a" + \endrst + */ +template +FMT_CONSTEXPR auto join(const std::tuple& tuple, string_view sep) + -> tuple_join_view { + return {tuple, sep}; +} + +template +FMT_CONSTEXPR auto join(const std::tuple& tuple, + basic_string_view sep) + -> tuple_join_view { + return {tuple, sep}; +} + +/** + \rst + Returns an object that formats `initializer_list` with elements separated by + `sep`. + + **Example**:: + + fmt::print("{}", fmt::join({1, 2, 3}, ", ")); + // Output: "1, 2, 3" + \endrst + */ +template +auto join(std::initializer_list list, string_view sep) + -> join_view { + return join(std::begin(list), std::end(list), sep); +} + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_RANGES_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/std.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/std.h new file mode 100644 index 0000000000000000000000000000000000000000..7cff1159201d2d821df89f5276d85d78b6d2e603 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/std.h @@ -0,0 +1,537 @@ +// Formatting library for C++ - formatters for standard library types +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_STD_H_ +#define FMT_STD_H_ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "format.h" +#include "ostream.h" + +#if FMT_HAS_INCLUDE() +# include +#endif +// Checking FMT_CPLUSPLUS for warning suppression in MSVC. +#if FMT_CPLUSPLUS >= 201703L +# if FMT_HAS_INCLUDE() +# include +# endif +# if FMT_HAS_INCLUDE() +# include +# endif +# if FMT_HAS_INCLUDE() +# include +# endif +#endif + +#if FMT_CPLUSPLUS > 201703L && FMT_HAS_INCLUDE() +# include +#endif + +// GCC 4 does not support FMT_HAS_INCLUDE. +#if FMT_HAS_INCLUDE() || defined(__GLIBCXX__) +# include +// Android NDK with gabi++ library on some architectures does not implement +// abi::__cxa_demangle(). +# ifndef __GABIXX_CXXABI_H__ +# define FMT_HAS_ABI_CXA_DEMANGLE +# endif +#endif + +// Check if typeid is available. +#ifndef FMT_USE_TYPEID +// __RTTI is for EDG compilers. In MSVC typeid is available without RTTI. +# if defined(__GXX_RTTI) || FMT_HAS_FEATURE(cxx_rtti) || FMT_MSC_VERSION || \ + defined(__INTEL_RTTI__) || defined(__RTTI) +# define FMT_USE_TYPEID 1 +# else +# define FMT_USE_TYPEID 0 +# endif +#endif + +// For older Xcode versions, __cpp_lib_xxx flags are inaccurately defined. +#ifndef FMT_CPP_LIB_FILESYSTEM +# ifdef __cpp_lib_filesystem +# define FMT_CPP_LIB_FILESYSTEM __cpp_lib_filesystem +# else +# define FMT_CPP_LIB_FILESYSTEM 0 +# endif +#endif + +#ifndef FMT_CPP_LIB_VARIANT +# ifdef __cpp_lib_variant +# define FMT_CPP_LIB_VARIANT __cpp_lib_variant +# else +# define FMT_CPP_LIB_VARIANT 0 +# endif +#endif + +#if FMT_CPP_LIB_FILESYSTEM +FMT_BEGIN_NAMESPACE + +namespace detail { + +template +auto get_path_string(const std::filesystem::path& p, + const std::basic_string& native) { + if constexpr (std::is_same_v && std::is_same_v) + return to_utf8(native, to_utf8_error_policy::replace); + else + return p.string(); +} + +template +void write_escaped_path(basic_memory_buffer& quoted, + const std::filesystem::path& p, + const std::basic_string& native) { + if constexpr (std::is_same_v && + std::is_same_v) { + auto buf = basic_memory_buffer(); + write_escaped_string(std::back_inserter(buf), native); + bool valid = to_utf8::convert(quoted, {buf.data(), buf.size()}); + FMT_ASSERT(valid, "invalid utf16"); + } else if constexpr (std::is_same_v) { + write_escaped_string( + std::back_inserter(quoted), native); + } else { + write_escaped_string(std::back_inserter(quoted), p.string()); + } +} + +} // namespace detail + +FMT_EXPORT +template struct formatter { + private: + format_specs specs_; + detail::arg_ref width_ref_; + bool debug_ = false; + char path_type_ = 0; + + public: + FMT_CONSTEXPR void set_debug_format(bool set = true) { debug_ = set; } + + template FMT_CONSTEXPR auto parse(ParseContext& ctx) { + auto it = ctx.begin(), end = ctx.end(); + if (it == end) return it; + + it = detail::parse_align(it, end, specs_); + if (it == end) return it; + + it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx); + if (it != end && *it == '?') { + debug_ = true; + ++it; + } + if (it != end && (*it == 'g')) path_type_ = *it++; + return it; + } + + template + auto format(const std::filesystem::path& p, FormatContext& ctx) const { + auto specs = specs_; +# ifdef _WIN32 + auto path_string = !path_type_ ? p.native() : p.generic_wstring(); +# else + auto path_string = !path_type_ ? p.native() : p.generic_string(); +# endif + + detail::handle_dynamic_spec(specs.width, width_ref_, + ctx); + if (!debug_) { + auto s = detail::get_path_string(p, path_string); + return detail::write(ctx.out(), basic_string_view(s), specs); + } + auto quoted = basic_memory_buffer(); + detail::write_escaped_path(quoted, p, path_string); + return detail::write(ctx.out(), + basic_string_view(quoted.data(), quoted.size()), + specs); + } +}; +FMT_END_NAMESPACE +#endif // FMT_CPP_LIB_FILESYSTEM + +FMT_BEGIN_NAMESPACE +FMT_EXPORT +template +struct formatter, Char> : nested_formatter { + private: + // Functor because C++11 doesn't support generic lambdas. + struct writer { + const std::bitset& bs; + + template + FMT_CONSTEXPR auto operator()(OutputIt out) -> OutputIt { + for (auto pos = N; pos > 0; --pos) { + out = detail::write(out, bs[pos - 1] ? Char('1') : Char('0')); + } + + return out; + } + }; + + public: + template + auto format(const std::bitset& bs, FormatContext& ctx) const + -> decltype(ctx.out()) { + return write_padded(ctx, writer{bs}); + } +}; + +FMT_EXPORT +template +struct formatter : basic_ostream_formatter {}; +FMT_END_NAMESPACE + +#ifdef __cpp_lib_optional +FMT_BEGIN_NAMESPACE +FMT_EXPORT +template +struct formatter, Char, + std::enable_if_t::value>> { + private: + formatter underlying_; + static constexpr basic_string_view optional = + detail::string_literal{}; + static constexpr basic_string_view none = + detail::string_literal{}; + + template + FMT_CONSTEXPR static auto maybe_set_debug_format(U& u, bool set) + -> decltype(u.set_debug_format(set)) { + u.set_debug_format(set); + } + + template + FMT_CONSTEXPR static void maybe_set_debug_format(U&, ...) {} + + public: + template FMT_CONSTEXPR auto parse(ParseContext& ctx) { + maybe_set_debug_format(underlying_, true); + return underlying_.parse(ctx); + } + + template + auto format(const std::optional& opt, FormatContext& ctx) const + -> decltype(ctx.out()) { + if (!opt) return detail::write(ctx.out(), none); + + auto out = ctx.out(); + out = detail::write(out, optional); + ctx.advance_to(out); + out = underlying_.format(*opt, ctx); + return detail::write(out, ')'); + } +}; +FMT_END_NAMESPACE +#endif // __cpp_lib_optional + +#ifdef __cpp_lib_source_location +FMT_BEGIN_NAMESPACE +FMT_EXPORT +template <> struct formatter { + template FMT_CONSTEXPR auto parse(ParseContext& ctx) { + return ctx.begin(); + } + + template + auto format(const std::source_location& loc, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + out = detail::write(out, loc.file_name()); + out = detail::write(out, ':'); + out = detail::write(out, loc.line()); + out = detail::write(out, ':'); + out = detail::write(out, loc.column()); + out = detail::write(out, ": "); + out = detail::write(out, loc.function_name()); + return out; + } +}; +FMT_END_NAMESPACE +#endif + +#if FMT_CPP_LIB_VARIANT +FMT_BEGIN_NAMESPACE +namespace detail { + +template +using variant_index_sequence = + std::make_index_sequence::value>; + +template struct is_variant_like_ : std::false_type {}; +template +struct is_variant_like_> : std::true_type {}; + +// formattable element check. +template class is_variant_formattable_ { + template + static std::conjunction< + is_formattable, C>...> + check(std::index_sequence); + + public: + static constexpr const bool value = + decltype(check(variant_index_sequence{}))::value; +}; + +template +auto write_variant_alternative(OutputIt out, const T& v) -> OutputIt { + if constexpr (is_string::value) + return write_escaped_string(out, detail::to_string_view(v)); + else if constexpr (std::is_same_v) + return write_escaped_char(out, v); + else + return write(out, v); +} + +} // namespace detail + +template struct is_variant_like { + static constexpr const bool value = detail::is_variant_like_::value; +}; + +template struct is_variant_formattable { + static constexpr const bool value = + detail::is_variant_formattable_::value; +}; + +FMT_EXPORT +template struct formatter { + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template + auto format(const std::monostate&, FormatContext& ctx) const + -> decltype(ctx.out()) { + return detail::write(ctx.out(), "monostate"); + } +}; + +FMT_EXPORT +template +struct formatter< + Variant, Char, + std::enable_if_t, is_variant_formattable>>> { + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template + auto format(const Variant& value, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + + out = detail::write(out, "variant("); + FMT_TRY { + std::visit( + [&](const auto& v) { + out = detail::write_variant_alternative(out, v); + }, + value); + } + FMT_CATCH(const std::bad_variant_access&) { + detail::write(out, "valueless by exception"); + } + *out++ = ')'; + return out; + } +}; +FMT_END_NAMESPACE +#endif // FMT_CPP_LIB_VARIANT + +FMT_BEGIN_NAMESPACE +FMT_EXPORT +template struct formatter { + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template + FMT_CONSTEXPR auto format(const std::error_code& ec, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + out = detail::write_bytes(out, ec.category().name(), format_specs()); + out = detail::write(out, Char(':')); + out = detail::write(out, ec.value()); + return out; + } +}; + +FMT_EXPORT +template +struct formatter< + T, Char, // DEPRECATED! Mixing code unit types. + typename std::enable_if::value>::type> { + private: + bool with_typename_ = false; + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(); + auto end = ctx.end(); + if (it == end || *it == '}') return it; + if (*it == 't') { + ++it; + with_typename_ = FMT_USE_TYPEID != 0; + } + return it; + } + + template + auto format(const std::exception& ex, + basic_format_context& ctx) const -> OutputIt { + format_specs spec; + auto out = ctx.out(); + if (!with_typename_) + return detail::write_bytes(out, string_view(ex.what()), spec); + +#if FMT_USE_TYPEID + const std::type_info& ti = typeid(ex); +# ifdef FMT_HAS_ABI_CXA_DEMANGLE + int status = 0; + std::size_t size = 0; + std::unique_ptr demangled_name_ptr( + abi::__cxa_demangle(ti.name(), nullptr, &size, &status), &std::free); + + string_view demangled_name_view; + if (demangled_name_ptr) { + demangled_name_view = demangled_name_ptr.get(); + + // Normalization of stdlib inline namespace names. + // libc++ inline namespaces. + // std::__1::* -> std::* + // std::__1::__fs::* -> std::* + // libstdc++ inline namespaces. + // std::__cxx11::* -> std::* + // std::filesystem::__cxx11::* -> std::filesystem::* + if (demangled_name_view.starts_with("std::")) { + char* begin = demangled_name_ptr.get(); + char* to = begin + 5; // std:: + for (char *from = to, *end = begin + demangled_name_view.size(); + from < end;) { + // This is safe, because demangled_name is NUL-terminated. + if (from[0] == '_' && from[1] == '_') { + char* next = from + 1; + while (next < end && *next != ':') next++; + if (next[0] == ':' && next[1] == ':') { + from = next + 2; + continue; + } + } + *to++ = *from++; + } + demangled_name_view = {begin, detail::to_unsigned(to - begin)}; + } + } else { + demangled_name_view = string_view(ti.name()); + } + out = detail::write_bytes(out, demangled_name_view, spec); +# elif FMT_MSC_VERSION + string_view demangled_name_view(ti.name()); + if (demangled_name_view.starts_with("class ")) + demangled_name_view.remove_prefix(6); + else if (demangled_name_view.starts_with("struct ")) + demangled_name_view.remove_prefix(7); + out = detail::write_bytes(out, demangled_name_view, spec); +# else + out = detail::write_bytes(out, string_view(ti.name()), spec); +# endif + *out++ = ':'; + *out++ = ' '; + return detail::write_bytes(out, string_view(ex.what()), spec); +#endif + } +}; + +namespace detail { + +template +struct has_flip : std::false_type {}; + +template +struct has_flip().flip())>> + : std::true_type {}; + +template struct is_bit_reference_like { + static constexpr const bool value = + std::is_convertible::value && + std::is_nothrow_assignable::value && has_flip::value; +}; + +#ifdef _LIBCPP_VERSION + +// Workaround for libc++ incompatibility with C++ standard. +// According to the Standard, `bitset::operator[] const` returns bool. +template +struct is_bit_reference_like> { + static constexpr const bool value = true; +}; + +#endif + +} // namespace detail + +// We can't use std::vector::reference and +// std::bitset::reference because the compiler can't deduce Allocator and N +// in partial specialization. +FMT_EXPORT +template +struct formatter::value>> + : formatter { + template + FMT_CONSTEXPR auto format(const BitRef& v, FormatContext& ctx) const + -> decltype(ctx.out()) { + return formatter::format(v, ctx); + } +}; + +FMT_EXPORT +template +struct formatter, Char, + enable_if_t::value>> + : formatter { + template + auto format(const std::atomic& v, FormatContext& ctx) const + -> decltype(ctx.out()) { + return formatter::format(v.load(), ctx); + } +}; + +#ifdef __cpp_lib_atomic_flag_test +FMT_EXPORT +template +struct formatter : formatter { + template + auto format(const std::atomic_flag& v, FormatContext& ctx) const + -> decltype(ctx.out()) { + return formatter::format(v.test(), ctx); + } +}; +#endif // __cpp_lib_atomic_flag_test + +FMT_END_NAMESPACE +#endif // FMT_STD_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/xchar.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/xchar.h new file mode 100644 index 0000000000000000000000000000000000000000..f609c5c41a22925c46a44953b22857a17a8dda5d --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/bundled/xchar.h @@ -0,0 +1,259 @@ +// Formatting library for C++ - optional wchar_t and exotic character support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_XCHAR_H_ +#define FMT_XCHAR_H_ + +#include + +#include "format.h" + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +# include +#endif + +FMT_BEGIN_NAMESPACE +namespace detail { + +template +using is_exotic_char = bool_constant::value>; + +inline auto write_loc(std::back_insert_iterator> out, + loc_value value, const format_specs& specs, + locale_ref loc) -> bool { +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR + auto& numpunct = + std::use_facet>(loc.get()); + auto separator = std::wstring(); + auto grouping = numpunct.grouping(); + if (!grouping.empty()) separator = std::wstring(1, numpunct.thousands_sep()); + return value.visit(loc_writer{out, specs, separator, grouping, {}}); +#endif + return false; +} +} // namespace detail + +FMT_BEGIN_EXPORT + +using wstring_view = basic_string_view; +using wformat_parse_context = basic_format_parse_context; +using wformat_context = buffer_context; +using wformat_args = basic_format_args; +using wmemory_buffer = basic_memory_buffer; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +// Workaround broken conversion on older gcc. +template using wformat_string = wstring_view; +inline auto runtime(wstring_view s) -> wstring_view { return s; } +#else +template +using wformat_string = basic_format_string...>; +inline auto runtime(wstring_view s) -> runtime_format_string { + return {{s}}; +} +#endif + +template <> struct is_char : std::true_type {}; +template <> struct is_char : std::true_type {}; +template <> struct is_char : std::true_type {}; +template <> struct is_char : std::true_type {}; + +template +constexpr auto make_wformat_args(const T&... args) + -> format_arg_store { + return {args...}; +} + +inline namespace literals { +#if FMT_USE_USER_DEFINED_LITERALS && !FMT_USE_NONTYPE_TEMPLATE_ARGS +constexpr auto operator""_a(const wchar_t* s, size_t) + -> detail::udl_arg { + return {s}; +} +#endif +} // namespace literals + +template +auto join(It begin, Sentinel end, wstring_view sep) + -> join_view { + return {begin, end, sep}; +} + +template +auto join(Range&& range, wstring_view sep) + -> join_view, detail::sentinel_t, + wchar_t> { + return join(std::begin(range), std::end(range), sep); +} + +template +auto join(std::initializer_list list, wstring_view sep) + -> join_view { + return join(std::begin(list), std::end(list), sep); +} + +template ::value)> +auto vformat(basic_string_view format_str, + basic_format_args>> args) + -> std::basic_string { + auto buf = basic_memory_buffer(); + detail::vformat_to(buf, format_str, args); + return to_string(buf); +} + +template +auto format(wformat_string fmt, T&&... args) -> std::wstring { + return vformat(fmt::wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +// Pass char_t as a default template parameter instead of using +// std::basic_string> to reduce the symbol size. +template , + FMT_ENABLE_IF(!std::is_same::value && + !std::is_same::value)> +auto format(const S& format_str, T&&... args) -> std::basic_string { + return vformat(detail::to_string_view(format_str), + fmt::make_format_args>(args...)); +} + +template , + FMT_ENABLE_IF(detail::is_locale::value&& + detail::is_exotic_char::value)> +inline auto vformat( + const Locale& loc, const S& format_str, + basic_format_args>> args) + -> std::basic_string { + return detail::vformat(loc, detail::to_string_view(format_str), args); +} + +template , + FMT_ENABLE_IF(detail::is_locale::value&& + detail::is_exotic_char::value)> +inline auto format(const Locale& loc, const S& format_str, T&&... args) + -> std::basic_string { + return detail::vformat(loc, detail::to_string_view(format_str), + fmt::make_format_args>(args...)); +} + +template , + FMT_ENABLE_IF(detail::is_output_iterator::value&& + detail::is_exotic_char::value)> +auto vformat_to(OutputIt out, const S& format_str, + basic_format_args>> args) + -> OutputIt { + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, detail::to_string_view(format_str), args); + return detail::get_iterator(buf, out); +} + +template , + FMT_ENABLE_IF(detail::is_output_iterator::value&& + detail::is_exotic_char::value)> +inline auto format_to(OutputIt out, const S& fmt, T&&... args) -> OutputIt { + return vformat_to(out, detail::to_string_view(fmt), + fmt::make_format_args>(args...)); +} + +template , + FMT_ENABLE_IF(detail::is_output_iterator::value&& + detail::is_locale::value&& + detail::is_exotic_char::value)> +inline auto vformat_to( + OutputIt out, const Locale& loc, const S& format_str, + basic_format_args>> args) -> OutputIt { + auto&& buf = detail::get_buffer(out); + vformat_to(buf, detail::to_string_view(format_str), args, + detail::locale_ref(loc)); + return detail::get_iterator(buf, out); +} + +template , + bool enable = detail::is_output_iterator::value && + detail::is_locale::value && + detail::is_exotic_char::value> +inline auto format_to(OutputIt out, const Locale& loc, const S& format_str, + T&&... args) -> + typename std::enable_if::type { + return vformat_to(out, loc, detail::to_string_view(format_str), + fmt::make_format_args>(args...)); +} + +template ::value&& + detail::is_exotic_char::value)> +inline auto vformat_to_n( + OutputIt out, size_t n, basic_string_view format_str, + basic_format_args>> args) + -> format_to_n_result { + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer(out, n); + detail::vformat_to(buf, format_str, args); + return {buf.out(), buf.count()}; +} + +template , + FMT_ENABLE_IF(detail::is_output_iterator::value&& + detail::is_exotic_char::value)> +inline auto format_to_n(OutputIt out, size_t n, const S& fmt, T&&... args) + -> format_to_n_result { + return vformat_to_n(out, n, detail::to_string_view(fmt), + fmt::make_format_args>(args...)); +} + +template , + FMT_ENABLE_IF(detail::is_exotic_char::value)> +inline auto formatted_size(const S& fmt, T&&... args) -> size_t { + auto buf = detail::counting_buffer(); + detail::vformat_to(buf, detail::to_string_view(fmt), + fmt::make_format_args>(args...)); + return buf.count(); +} + +inline void vprint(std::FILE* f, wstring_view fmt, wformat_args args) { + auto buf = wmemory_buffer(); + detail::vformat_to(buf, fmt, args); + buf.push_back(L'\0'); + if (std::fputws(buf.data(), f) == -1) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +inline void vprint(wstring_view fmt, wformat_args args) { + vprint(stdout, fmt, args); +} + +template +void print(std::FILE* f, wformat_string fmt, T&&... args) { + return vprint(f, wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +template void print(wformat_string fmt, T&&... args) { + return vprint(wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +template +void println(std::FILE* f, wformat_string fmt, T&&... args) { + return print(f, L"{}\n", fmt::format(fmt, std::forward(args)...)); +} + +template void println(wformat_string fmt, T&&... args) { + return print(L"{}\n", fmt::format(fmt, std::forward(args)...)); +} + +/** + Converts *value* to ``std::wstring`` using the default format for type *T*. + */ +template inline auto to_wstring(const T& value) -> std::wstring { + return format(FMT_STRING(L"{}"), value); +} +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_XCHAR_H_ diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/chrono.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/chrono.h new file mode 100644 index 0000000000000000000000000000000000000000..a72a5bd64100c1fd73e345455263ec7d45e3a041 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/chrono.h @@ -0,0 +1,23 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's chrono support +// +#include + +#if !defined(SPDLOG_USE_STD_FORMAT) + #if !defined(SPDLOG_FMT_EXTERNAL) + #ifdef SPDLOG_HEADER_ONLY + #ifndef FMT_HEADER_ONLY + #define FMT_HEADER_ONLY + #endif + #endif + #include + #else + #include + #endif +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/compile.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/compile.h new file mode 100644 index 0000000000000000000000000000000000000000..3c9c25d8b192812acdb30f78d47fc6419b22847c --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/compile.h @@ -0,0 +1,23 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's compile-time support +// +#include + +#if !defined(SPDLOG_USE_STD_FORMAT) + #if !defined(SPDLOG_FMT_EXTERNAL) + #ifdef SPDLOG_HEADER_ONLY + #ifndef FMT_HEADER_ONLY + #define FMT_HEADER_ONLY + #endif + #endif + #include + #else + #include + #endif +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/fmt.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/fmt.h new file mode 100644 index 0000000000000000000000000000000000000000..7fa6b09336064f91eda11519023cab3b68bc2cc6 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/fmt.h @@ -0,0 +1,30 @@ +// +// Copyright(c) 2016-2018 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once + +// +// Include a bundled header-only copy of fmtlib or an external one. +// By default spdlog include its own copy. +// +#include + +#if defined(SPDLOG_USE_STD_FORMAT) // SPDLOG_USE_STD_FORMAT is defined - use std::format + #include +#elif !defined(SPDLOG_FMT_EXTERNAL) + #if !defined(SPDLOG_COMPILED_LIB) && !defined(FMT_HEADER_ONLY) + #define FMT_HEADER_ONLY + #endif + #ifndef FMT_USE_WINDOWS_H + #define FMT_USE_WINDOWS_H 0 + #endif + + #include + #include + +#else // SPDLOG_FMT_EXTERNAL is defined - use external fmtlib + #include + #include +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/ostr.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/ostr.h new file mode 100644 index 0000000000000000000000000000000000000000..2b901055f3c0f7b3e8b538c5425f41ad71220de1 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/ostr.h @@ -0,0 +1,23 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's ostream support +// +#include + +#if !defined(SPDLOG_USE_STD_FORMAT) + #if !defined(SPDLOG_FMT_EXTERNAL) + #ifdef SPDLOG_HEADER_ONLY + #ifndef FMT_HEADER_ONLY + #define FMT_HEADER_ONLY + #endif + #endif + #include + #else + #include + #endif +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/ranges.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/ranges.h new file mode 100644 index 0000000000000000000000000000000000000000..5bb91e9acb7fdf679cb2231a401ae86792f1a0a0 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/ranges.h @@ -0,0 +1,23 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's ranges support +// +#include + +#if !defined(SPDLOG_USE_STD_FORMAT) + #if !defined(SPDLOG_FMT_EXTERNAL) + #ifdef SPDLOG_HEADER_ONLY + #ifndef FMT_HEADER_ONLY + #define FMT_HEADER_ONLY + #endif + #endif + #include + #else + #include + #endif +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/std.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/std.h new file mode 100644 index 0000000000000000000000000000000000000000..dabe6f69d8b94169f70456652c3f4a4dc79cb46c --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/std.h @@ -0,0 +1,24 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's std support (for formatting e.g. +// std::filesystem::path, std::thread::id, std::monostate, std::variant, ...) +// +#include + +#if !defined(SPDLOG_USE_STD_FORMAT) + #if !defined(SPDLOG_FMT_EXTERNAL) + #ifdef SPDLOG_HEADER_ONLY + #ifndef FMT_HEADER_ONLY + #define FMT_HEADER_ONLY + #endif + #endif + #include + #else + #include + #endif +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/fmt/xchar.h b/cloudphone/src/main/cpp/libs/spdlog/fmt/xchar.h new file mode 100644 index 0000000000000000000000000000000000000000..2525f058648d7a7bf65f5218efb747caa20a2ee4 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fmt/xchar.h @@ -0,0 +1,23 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's xchar support +// +#include + +#if !defined(SPDLOG_USE_STD_FORMAT) + #if !defined(SPDLOG_FMT_EXTERNAL) + #ifdef SPDLOG_HEADER_ONLY + #ifndef FMT_HEADER_ONLY + #define FMT_HEADER_ONLY + #endif + #endif + #include + #else + #include + #endif +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/formatter.h b/cloudphone/src/main/cpp/libs/spdlog/formatter.h new file mode 100644 index 0000000000000000000000000000000000000000..4d482f827e671c7acec2b4aaa9fa2dd0bc8f2dbb --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/formatter.h @@ -0,0 +1,17 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog { + +class formatter { +public: + virtual ~formatter() = default; + virtual void format(const details::log_msg &msg, memory_buf_t &dest) = 0; + virtual std::unique_ptr clone() const = 0; +}; +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/fwd.h b/cloudphone/src/main/cpp/libs/spdlog/fwd.h new file mode 100644 index 0000000000000000000000000000000000000000..647b16bf0fa41f9f5806f38b94eaa136d4d6befc --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/fwd.h @@ -0,0 +1,18 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +namespace spdlog { +class logger; +class formatter; + +namespace sinks { +class sink; +} + +namespace level { +enum level_enum : int; +} + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/logger-inl.h b/cloudphone/src/main/cpp/libs/spdlog/logger-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..5218fe4c440d48ed0191aa691f094d3afd8ce3bf --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/logger-inl.h @@ -0,0 +1,198 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include +#include + +#include + +namespace spdlog { + +// public methods +SPDLOG_INLINE logger::logger(const logger &other) + : name_(other.name_), + sinks_(other.sinks_), + level_(other.level_.load(std::memory_order_relaxed)), + flush_level_(other.flush_level_.load(std::memory_order_relaxed)), + custom_err_handler_(other.custom_err_handler_), + tracer_(other.tracer_) {} + +SPDLOG_INLINE logger::logger(logger &&other) SPDLOG_NOEXCEPT + : name_(std::move(other.name_)), + sinks_(std::move(other.sinks_)), + level_(other.level_.load(std::memory_order_relaxed)), + flush_level_(other.flush_level_.load(std::memory_order_relaxed)), + custom_err_handler_(std::move(other.custom_err_handler_)), + tracer_(std::move(other.tracer_)) + +{} + +SPDLOG_INLINE logger &logger::operator=(logger other) SPDLOG_NOEXCEPT { + this->swap(other); + return *this; +} + +SPDLOG_INLINE void logger::swap(spdlog::logger &other) SPDLOG_NOEXCEPT { + name_.swap(other.name_); + sinks_.swap(other.sinks_); + + // swap level_ + auto other_level = other.level_.load(); + auto my_level = level_.exchange(other_level); + other.level_.store(my_level); + + // swap flush level_ + other_level = other.flush_level_.load(); + my_level = flush_level_.exchange(other_level); + other.flush_level_.store(my_level); + + custom_err_handler_.swap(other.custom_err_handler_); + std::swap(tracer_, other.tracer_); +} + +SPDLOG_INLINE void swap(logger &a, logger &b) { a.swap(b); } + +SPDLOG_INLINE void logger::set_level(level::level_enum log_level) { level_.store(log_level); } + +SPDLOG_INLINE level::level_enum logger::level() const { + return static_cast(level_.load(std::memory_order_relaxed)); +} + +SPDLOG_INLINE const std::string &logger::name() const { return name_; } + +// set formatting for the sinks in this logger. +// each sink will get a separate instance of the formatter object. +SPDLOG_INLINE void logger::set_formatter(std::unique_ptr f) { + for (auto it = sinks_.begin(); it != sinks_.end(); ++it) { + if (std::next(it) == sinks_.end()) { + // last element - we can be move it. + (*it)->set_formatter(std::move(f)); + break; // to prevent clang-tidy warning + } else { + (*it)->set_formatter(f->clone()); + } + } +} + +SPDLOG_INLINE void logger::set_pattern(std::string pattern, pattern_time_type time_type) { + auto new_formatter = details::make_unique(std::move(pattern), time_type); + set_formatter(std::move(new_formatter)); +} + +// create new backtrace sink and move to it all our child sinks +SPDLOG_INLINE void logger::enable_backtrace(size_t n_messages) { tracer_.enable(n_messages); } + +// restore orig sinks and level and delete the backtrace sink +SPDLOG_INLINE void logger::disable_backtrace() { tracer_.disable(); } + +SPDLOG_INLINE void logger::dump_backtrace() { dump_backtrace_(); } + +// flush functions +SPDLOG_INLINE void logger::flush() { flush_(); } + +SPDLOG_INLINE void logger::flush_on(level::level_enum log_level) { flush_level_.store(log_level); } + +SPDLOG_INLINE level::level_enum logger::flush_level() const { + return static_cast(flush_level_.load(std::memory_order_relaxed)); +} + +// sinks +SPDLOG_INLINE const std::vector &logger::sinks() const { return sinks_; } + +SPDLOG_INLINE std::vector &logger::sinks() { return sinks_; } + +// error handler +SPDLOG_INLINE void logger::set_error_handler(err_handler handler) { + custom_err_handler_ = std::move(handler); +} + +// create new logger with same sinks and configuration. +SPDLOG_INLINE std::shared_ptr logger::clone(std::string logger_name) { + auto cloned = std::make_shared(*this); + cloned->name_ = std::move(logger_name); + return cloned; +} + +// protected methods +SPDLOG_INLINE void logger::log_it_(const spdlog::details::log_msg &log_msg, + bool log_enabled, + bool traceback_enabled) { + if (log_enabled) { + sink_it_(log_msg); + } + if (traceback_enabled) { + tracer_.push_back(log_msg); + } +} + +SPDLOG_INLINE void logger::sink_it_(const details::log_msg &msg) { + for (auto &sink : sinks_) { + if (sink->should_log(msg.level)) { + SPDLOG_TRY { sink->log(msg); } + SPDLOG_LOGGER_CATCH(msg.source) + } + } + + if (should_flush_(msg)) { + flush_(); + } +} + +SPDLOG_INLINE void logger::flush_() { + for (auto &sink : sinks_) { + SPDLOG_TRY { sink->flush(); } + SPDLOG_LOGGER_CATCH(source_loc()) + } +} + +SPDLOG_INLINE void logger::dump_backtrace_() { + using details::log_msg; + if (tracer_.enabled() && !tracer_.empty()) { + sink_it_( + log_msg{name(), level::info, "****************** Backtrace Start ******************"}); + tracer_.foreach_pop([this](const log_msg &msg) { this->sink_it_(msg); }); + sink_it_( + log_msg{name(), level::info, "****************** Backtrace End ********************"}); + } +} + +SPDLOG_INLINE bool logger::should_flush_(const details::log_msg &msg) { + auto flush_level = flush_level_.load(std::memory_order_relaxed); + return (msg.level >= flush_level) && (msg.level != level::off); +} + +SPDLOG_INLINE void logger::err_handler_(const std::string &msg) { + if (custom_err_handler_) { + custom_err_handler_(msg); + } else { + using std::chrono::system_clock; + static std::mutex mutex; + static std::chrono::system_clock::time_point last_report_time; + static size_t err_counter = 0; + std::lock_guard lk{mutex}; + auto now = system_clock::now(); + err_counter++; + if (now - last_report_time < std::chrono::seconds(1)) { + return; + } + last_report_time = now; + auto tm_time = details::os::localtime(system_clock::to_time_t(now)); + char date_buf[64]; + std::strftime(date_buf, sizeof(date_buf), "%Y-%m-%d %H:%M:%S", &tm_time); +#if defined(USING_R) && defined(R_R_H) // if in R environment + REprintf("[*** LOG ERROR #%04zu ***] [%s] [%s] %s\n", err_counter, date_buf, name().c_str(), + msg.c_str()); +#else + std::fprintf(stderr, "[*** LOG ERROR #%04zu ***] [%s] [%s] %s\n", err_counter, date_buf, + name().c_str(), msg.c_str()); +#endif + } +} +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/logger.h b/cloudphone/src/main/cpp/libs/spdlog/logger.h new file mode 100644 index 0000000000000000000000000000000000000000..f49bdc009a3e1dc8ccd021d98925406332f08ea5 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/logger.h @@ -0,0 +1,379 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Thread safe logger (except for set_error_handler()) +// Has name, log level, vector of std::shared sink pointers and formatter +// Upon each log write the logger: +// 1. Checks if its log level is enough to log the message and if yes: +// 2. Call the underlying sinks to do the job. +// 3. Each sink use its own private copy of a formatter to format the message +// and send to its destination. +// +// The use of private formatter per sink provides the opportunity to cache some +// formatted data, and support for different format per sink. + +#include +#include +#include + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + #ifndef _WIN32 + #error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows + #endif + #include +#endif + +#include + +#ifndef SPDLOG_NO_EXCEPTIONS + #define SPDLOG_LOGGER_CATCH(location) \ + catch (const std::exception &ex) { \ + if (location.filename) { \ + err_handler_(fmt_lib::format(SPDLOG_FMT_STRING("{} [{}({})]"), ex.what(), \ + location.filename, location.line)); \ + } else { \ + err_handler_(ex.what()); \ + } \ + } \ + catch (...) { \ + err_handler_("Rethrowing unknown exception in logger"); \ + throw; \ + } +#else + #define SPDLOG_LOGGER_CATCH(location) +#endif + +namespace spdlog { + +class SPDLOG_API logger { +public: + // Empty logger + explicit logger(std::string name) + : name_(std::move(name)), + sinks_() {} + + // Logger with range on sinks + template + logger(std::string name, It begin, It end) + : name_(std::move(name)), + sinks_(begin, end) {} + + // Logger with single sink + logger(std::string name, sink_ptr single_sink) + : logger(std::move(name), {std::move(single_sink)}) {} + + // Logger with sinks init list + logger(std::string name, sinks_init_list sinks) + : logger(std::move(name), sinks.begin(), sinks.end()) {} + + virtual ~logger() = default; + + logger(const logger &other); + logger(logger &&other) SPDLOG_NOEXCEPT; + logger &operator=(logger other) SPDLOG_NOEXCEPT; + void swap(spdlog::logger &other) SPDLOG_NOEXCEPT; + + template + void log(source_loc loc, level::level_enum lvl, format_string_t fmt, Args &&...args) { + log_(loc, lvl, details::to_string_view(fmt), std::forward(args)...); + } + + template + void log(level::level_enum lvl, format_string_t fmt, Args &&...args) { + log(source_loc{}, lvl, fmt, std::forward(args)...); + } + + template + void log(level::level_enum lvl, const T &msg) { + log(source_loc{}, lvl, msg); + } + + // T cannot be statically converted to format string (including string_view/wstring_view) + template ::value, + int>::type = 0> + void log(source_loc loc, level::level_enum lvl, const T &msg) { + log(loc, lvl, "{}", msg); + } + + void log(log_clock::time_point log_time, + source_loc loc, + level::level_enum lvl, + string_view_t msg) { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) { + return; + } + + details::log_msg log_msg(log_time, loc, name_, lvl, msg); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(source_loc loc, level::level_enum lvl, string_view_t msg) { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) { + return; + } + + details::log_msg log_msg(loc, name_, lvl, msg); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(level::level_enum lvl, string_view_t msg) { log(source_loc{}, lvl, msg); } + + template + void trace(format_string_t fmt, Args &&...args) { + log(level::trace, fmt, std::forward(args)...); + } + + template + void debug(format_string_t fmt, Args &&...args) { + log(level::debug, fmt, std::forward(args)...); + } + + template + void info(format_string_t fmt, Args &&...args) { + log(level::info, fmt, std::forward(args)...); + } + + template + void warn(format_string_t fmt, Args &&...args) { + log(level::warn, fmt, std::forward(args)...); + } + + template + void error(format_string_t fmt, Args &&...args) { + log(level::err, fmt, std::forward(args)...); + } + + template + void critical(format_string_t fmt, Args &&...args) { + log(level::critical, fmt, std::forward(args)...); + } + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + template + void log(source_loc loc, level::level_enum lvl, wformat_string_t fmt, Args &&...args) { + log_(loc, lvl, details::to_string_view(fmt), std::forward(args)...); + } + + template + void log(level::level_enum lvl, wformat_string_t fmt, Args &&...args) { + log(source_loc{}, lvl, fmt, std::forward(args)...); + } + + void log(log_clock::time_point log_time, + source_loc loc, + level::level_enum lvl, + wstring_view_t msg) { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) { + return; + } + + memory_buf_t buf; + details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf); + details::log_msg log_msg(log_time, loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(source_loc loc, level::level_enum lvl, wstring_view_t msg) { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) { + return; + } + + memory_buf_t buf; + details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf); + details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(level::level_enum lvl, wstring_view_t msg) { log(source_loc{}, lvl, msg); } + + template + void trace(wformat_string_t fmt, Args &&...args) { + log(level::trace, fmt, std::forward(args)...); + } + + template + void debug(wformat_string_t fmt, Args &&...args) { + log(level::debug, fmt, std::forward(args)...); + } + + template + void info(wformat_string_t fmt, Args &&...args) { + log(level::info, fmt, std::forward(args)...); + } + + template + void warn(wformat_string_t fmt, Args &&...args) { + log(level::warn, fmt, std::forward(args)...); + } + + template + void error(wformat_string_t fmt, Args &&...args) { + log(level::err, fmt, std::forward(args)...); + } + + template + void critical(wformat_string_t fmt, Args &&...args) { + log(level::critical, fmt, std::forward(args)...); + } +#endif + + template + void trace(const T &msg) { + log(level::trace, msg); + } + + template + void debug(const T &msg) { + log(level::debug, msg); + } + + template + void info(const T &msg) { + log(level::info, msg); + } + + template + void warn(const T &msg) { + log(level::warn, msg); + } + + template + void error(const T &msg) { + log(level::err, msg); + } + + template + void critical(const T &msg) { + log(level::critical, msg); + } + + // return true logging is enabled for the given level. + bool should_log(level::level_enum msg_level) const { + return msg_level >= level_.load(std::memory_order_relaxed); + } + + // return true if backtrace logging is enabled. + bool should_backtrace() const { return tracer_.enabled(); } + + void set_level(level::level_enum log_level); + + level::level_enum level() const; + + const std::string &name() const; + + // set formatting for the sinks in this logger. + // each sink will get a separate instance of the formatter object. + void set_formatter(std::unique_ptr f); + + // set formatting for the sinks in this logger. + // equivalent to + // set_formatter(make_unique(pattern, time_type)) + // Note: each sink will get a new instance of a formatter object, replacing the old one. + void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local); + + // backtrace support. + // efficiently store all debug/trace messages in a circular buffer until needed for debugging. + void enable_backtrace(size_t n_messages); + void disable_backtrace(); + void dump_backtrace(); + + // flush functions + void flush(); + void flush_on(level::level_enum log_level); + level::level_enum flush_level() const; + + // sinks + const std::vector &sinks() const; + + std::vector &sinks(); + + // error handler + void set_error_handler(err_handler); + + // create new logger with same sinks and configuration. + virtual std::shared_ptr clone(std::string logger_name); + +protected: + std::string name_; + std::vector sinks_; + spdlog::level_t level_{level::info}; + spdlog::level_t flush_level_{level::off}; + err_handler custom_err_handler_{nullptr}; + details::backtracer tracer_; + + // common implementation for after templated public api has been resolved + template + void log_(source_loc loc, level::level_enum lvl, string_view_t fmt, Args &&...args) { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) { + return; + } + SPDLOG_TRY { + memory_buf_t buf; +#ifdef SPDLOG_USE_STD_FORMAT + fmt_lib::vformat_to(std::back_inserter(buf), fmt, fmt_lib::make_format_args(args...)); +#else + fmt::vformat_to(fmt::appender(buf), fmt, fmt::make_format_args(args...)); +#endif + + details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + SPDLOG_LOGGER_CATCH(loc) + } + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + template + void log_(source_loc loc, level::level_enum lvl, wstring_view_t fmt, Args &&...args) { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) { + return; + } + SPDLOG_TRY { + // format to wmemory_buffer and convert to utf8 + wmemory_buf_t wbuf; + fmt_lib::vformat_to(std::back_inserter(wbuf), fmt, + fmt_lib::make_format_args(args...)); + + memory_buf_t buf; + details::os::wstr_to_utf8buf(wstring_view_t(wbuf.data(), wbuf.size()), buf); + details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + SPDLOG_LOGGER_CATCH(loc) + } +#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT + + // log the given message (if the given log level is high enough), + // and save backtrace (if backtrace is enabled). + void log_it_(const details::log_msg &log_msg, bool log_enabled, bool traceback_enabled); + virtual void sink_it_(const details::log_msg &msg); + virtual void flush_(); + void dump_backtrace_(); + bool should_flush_(const details::log_msg &msg); + + // handle errors during logging. + // default handler prints the error to stderr at max rate of 1 message/sec. + void err_handler_(const std::string &msg); +}; + +void swap(logger &a, logger &b); + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "logger-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/mdc.h b/cloudphone/src/main/cpp/libs/spdlog/mdc.h new file mode 100644 index 0000000000000000000000000000000000000000..41f0c1f3fc5cb8bb49449bdb8f02a436141290b6 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/mdc.h @@ -0,0 +1,46 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +#include + +// MDC is a simple map of key->string values stored in thread local storage whose content will be printed by the loggers. +// Note: Not supported in async mode (thread local storage - so the async thread pool have different copy). +// +// Usage example: +// spdlog::mdc::put("mdc_key_1", "mdc_value_1"); +// spdlog::info("Hello, {}", "World!"); // => [2024-04-26 02:08:05.040] [info] [mdc_key_1:mdc_value_1] Hello, World! + +namespace spdlog { +class SPDLOG_API mdc { +public: + using mdc_map_t = std::map; + + static void put(const std::string &key, const std::string &value) { + get_context()[key] = value; + } + + static std::string get(const std::string &key) { + auto &context = get_context(); + auto it = context.find(key); + if (it != context.end()) { + return it->second; + } + return ""; + } + + static void remove(const std::string &key) { get_context().erase(key); } + + static void clear() { get_context().clear(); } + + static mdc_map_t &get_context() { + static thread_local mdc_map_t context; + return context; + } +}; + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/pattern_formatter-inl.h b/cloudphone/src/main/cpp/libs/spdlog/pattern_formatter-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..756e594155b97097b74f750ba36cffdd35de1010 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/pattern_formatter-inl.h @@ -0,0 +1,1324 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +namespace spdlog { +namespace details { + +/////////////////////////////////////////////////////////////////////// +// name & level pattern appender +/////////////////////////////////////////////////////////////////////// + +class scoped_padder { +public: + scoped_padder(size_t wrapped_size, const padding_info &padinfo, memory_buf_t &dest) + : padinfo_(padinfo), + dest_(dest) { + remaining_pad_ = static_cast(padinfo.width_) - static_cast(wrapped_size); + if (remaining_pad_ <= 0) { + return; + } + + if (padinfo_.side_ == padding_info::pad_side::left) { + pad_it(remaining_pad_); + remaining_pad_ = 0; + } else if (padinfo_.side_ == padding_info::pad_side::center) { + auto half_pad = remaining_pad_ / 2; + auto reminder = remaining_pad_ & 1; + pad_it(half_pad); + remaining_pad_ = half_pad + reminder; // for the right side + } + } + + template + static unsigned int count_digits(T n) { + return fmt_helper::count_digits(n); + } + + ~scoped_padder() { + if (remaining_pad_ >= 0) { + pad_it(remaining_pad_); + } else if (padinfo_.truncate_) { + long new_size = static_cast(dest_.size()) + remaining_pad_; + dest_.resize(static_cast(new_size)); + } + } + +private: + void pad_it(long count) { + fmt_helper::append_string_view(string_view_t(spaces_.data(), static_cast(count)), + dest_); + } + + const padding_info &padinfo_; + memory_buf_t &dest_; + long remaining_pad_; + string_view_t spaces_{" ", 64}; +}; + +struct null_scoped_padder { + null_scoped_padder(size_t /*wrapped_size*/, + const padding_info & /*padinfo*/, + memory_buf_t & /*dest*/) {} + + template + static unsigned int count_digits(T /* number */) { + return 0; + } +}; + +template +class name_formatter final : public flag_formatter { +public: + explicit name_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + ScopedPadder p(msg.logger_name.size(), padinfo_, dest); + fmt_helper::append_string_view(msg.logger_name, dest); + } +}; + +// log level appender +template +class level_formatter final : public flag_formatter { +public: + explicit level_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + const string_view_t &level_name = level::to_string_view(msg.level); + ScopedPadder p(level_name.size(), padinfo_, dest); + fmt_helper::append_string_view(level_name, dest); + } +}; + +// short log level appender +template +class short_level_formatter final : public flag_formatter { +public: + explicit short_level_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + string_view_t level_name{level::to_short_c_str(msg.level)}; + ScopedPadder p(level_name.size(), padinfo_, dest); + fmt_helper::append_string_view(level_name, dest); + } +}; + +/////////////////////////////////////////////////////////////////////// +// Date time pattern appenders +/////////////////////////////////////////////////////////////////////// + +static const char *ampm(const tm &t) { return t.tm_hour >= 12 ? "PM" : "AM"; } + +static int to12h(const tm &t) { return t.tm_hour > 12 ? t.tm_hour - 12 : t.tm_hour; } + +// Abbreviated weekday name +static std::array days{{"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}}; + +template +class a_formatter final : public flag_formatter { +public: + explicit a_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + string_view_t field_value{days[static_cast(tm_time.tm_wday)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } +}; + +// Full weekday name +static std::array full_days{ + {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}}; + +template +class A_formatter : public flag_formatter { +public: + explicit A_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + string_view_t field_value{full_days[static_cast(tm_time.tm_wday)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } +}; + +// Abbreviated month +static const std::array months{ + {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", "Dec"}}; + +template +class b_formatter final : public flag_formatter { +public: + explicit b_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + string_view_t field_value{months[static_cast(tm_time.tm_mon)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } +}; + +// Full month name +static const std::array full_months{{"January", "February", "March", "April", + "May", "June", "July", "August", "September", + "October", "November", "December"}}; + +template +class B_formatter final : public flag_formatter { +public: + explicit B_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + string_view_t field_value{full_months[static_cast(tm_time.tm_mon)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } +}; + +// Date and time representation (Thu Aug 23 15:35:46 2014) +template +class c_formatter final : public flag_formatter { +public: + explicit c_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 24; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::append_string_view(days[static_cast(tm_time.tm_wday)], dest); + dest.push_back(' '); + fmt_helper::append_string_view(months[static_cast(tm_time.tm_mon)], dest); + dest.push_back(' '); + fmt_helper::append_int(tm_time.tm_mday, dest); + dest.push_back(' '); + // time + + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + dest.push_back(' '); + fmt_helper::append_int(tm_time.tm_year + 1900, dest); + } +}; + +// year - 2 digit +template +class C_formatter final : public flag_formatter { +public: + explicit C_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_year % 100, dest); + } +}; + +// Short MM/DD/YY date, equivalent to %m/%d/%y 08/23/01 +template +class D_formatter final : public flag_formatter { +public: + explicit D_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 10; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_mon + 1, dest); + dest.push_back('/'); + fmt_helper::pad2(tm_time.tm_mday, dest); + dest.push_back('/'); + fmt_helper::pad2(tm_time.tm_year % 100, dest); + } +}; + +// year - 4 digit +template +class Y_formatter final : public flag_formatter { +public: + explicit Y_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 4; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(tm_time.tm_year + 1900, dest); + } +}; + +// month 1-12 +template +class m_formatter final : public flag_formatter { +public: + explicit m_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_mon + 1, dest); + } +}; + +// day of month 1-31 +template +class d_formatter final : public flag_formatter { +public: + explicit d_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_mday, dest); + } +}; + +// hours in 24 format 0-23 +template +class H_formatter final : public flag_formatter { +public: + explicit H_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_hour, dest); + } +}; + +// hours in 12 format 1-12 +template +class I_formatter final : public flag_formatter { +public: + explicit I_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(to12h(tm_time), dest); + } +}; + +// minutes 0-59 +template +class M_formatter final : public flag_formatter { +public: + explicit M_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_min, dest); + } +}; + +// seconds 0-59 +template +class S_formatter final : public flag_formatter { +public: + explicit S_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_sec, dest); + } +}; + +// milliseconds +template +class e_formatter final : public flag_formatter { +public: + explicit e_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + auto millis = fmt_helper::time_fraction(msg.time); + const size_t field_size = 3; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad3(static_cast(millis.count()), dest); + } +}; + +// microseconds +template +class f_formatter final : public flag_formatter { +public: + explicit f_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + auto micros = fmt_helper::time_fraction(msg.time); + + const size_t field_size = 6; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad6(static_cast(micros.count()), dest); + } +}; + +// nanoseconds +template +class F_formatter final : public flag_formatter { +public: + explicit F_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + auto ns = fmt_helper::time_fraction(msg.time); + const size_t field_size = 9; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad9(static_cast(ns.count()), dest); + } +}; + +// seconds since epoch +template +class E_formatter final : public flag_formatter { +public: + explicit E_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + const size_t field_size = 10; + ScopedPadder p(field_size, padinfo_, dest); + auto duration = msg.time.time_since_epoch(); + auto seconds = std::chrono::duration_cast(duration).count(); + fmt_helper::append_int(seconds, dest); + } +}; + +// AM/PM +template +class p_formatter final : public flag_formatter { +public: + explicit p_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_string_view(ampm(tm_time), dest); + } +}; + +// 12 hour clock 02:55:02 pm +template +class r_formatter final : public flag_formatter { +public: + explicit r_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 11; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(to12h(tm_time), dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + dest.push_back(' '); + fmt_helper::append_string_view(ampm(tm_time), dest); + } +}; + +// 24-hour HH:MM time, equivalent to %H:%M +template +class R_formatter final : public flag_formatter { +public: + explicit R_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 5; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + } +}; + +// ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S +template +class T_formatter final : public flag_formatter { +public: + explicit T_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 8; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + } +}; + +// ISO 8601 offset from UTC in timezone (+-HH:MM) +template +class z_formatter final : public flag_formatter { +public: + explicit z_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + z_formatter() = default; + z_formatter(const z_formatter &) = delete; + z_formatter &operator=(const z_formatter &) = delete; + + void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override { + const size_t field_size = 6; + ScopedPadder p(field_size, padinfo_, dest); + + auto total_minutes = get_cached_offset(msg, tm_time); + bool is_negative = total_minutes < 0; + if (is_negative) { + total_minutes = -total_minutes; + dest.push_back('-'); + } else { + dest.push_back('+'); + } + + fmt_helper::pad2(total_minutes / 60, dest); // hours + dest.push_back(':'); + fmt_helper::pad2(total_minutes % 60, dest); // minutes + } + +private: + log_clock::time_point last_update_{std::chrono::seconds(0)}; + int offset_minutes_{0}; + + int get_cached_offset(const log_msg &msg, const std::tm &tm_time) { + // refresh every 10 seconds + if (msg.time - last_update_ >= std::chrono::seconds(10)) { + offset_minutes_ = os::utc_minutes_offset(tm_time); + last_update_ = msg.time; + } + return offset_minutes_; + } +}; + +// Thread id +template +class t_formatter final : public flag_formatter { +public: + explicit t_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + const auto field_size = ScopedPadder::count_digits(msg.thread_id); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(msg.thread_id, dest); + } +}; + +// Current pid +template +class pid_formatter final : public flag_formatter { +public: + explicit pid_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override { + const auto pid = static_cast(details::os::pid()); + auto field_size = ScopedPadder::count_digits(pid); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(pid, dest); + } +}; + +template +class v_formatter final : public flag_formatter { +public: + explicit v_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + ScopedPadder p(msg.payload.size(), padinfo_, dest); + fmt_helper::append_string_view(msg.payload, dest); + } +}; + +class ch_formatter final : public flag_formatter { +public: + explicit ch_formatter(char ch) + : ch_(ch) {} + + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override { + dest.push_back(ch_); + } + +private: + char ch_; +}; + +// aggregate user chars to display as is +class aggregate_formatter final : public flag_formatter { +public: + aggregate_formatter() = default; + + void add_ch(char ch) { str_ += ch; } + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override { + fmt_helper::append_string_view(str_, dest); + } + +private: + std::string str_; +}; + +// mark the color range. expect it to be in the form of "%^colored text%$" +class color_start_formatter final : public flag_formatter { +public: + explicit color_start_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + msg.color_range_start = dest.size(); + } +}; + +class color_stop_formatter final : public flag_formatter { +public: + explicit color_stop_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + msg.color_range_end = dest.size(); + } +}; + +// print source location +template +class source_location_formatter final : public flag_formatter { +public: + explicit source_location_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + if (msg.source.empty()) { + ScopedPadder p(0, padinfo_, dest); + return; + } + + size_t text_size; + if (padinfo_.enabled()) { + // calc text size for padding based on "filename:line" + text_size = std::char_traits::length(msg.source.filename) + + ScopedPadder::count_digits(msg.source.line) + 1; + } else { + text_size = 0; + } + + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.filename, dest); + dest.push_back(':'); + fmt_helper::append_int(msg.source.line, dest); + } +}; + +// print source filename +template +class source_filename_formatter final : public flag_formatter { +public: + explicit source_filename_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + if (msg.source.empty()) { + ScopedPadder p(0, padinfo_, dest); + return; + } + size_t text_size = + padinfo_.enabled() ? std::char_traits::length(msg.source.filename) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.filename, dest); + } +}; + +template +class short_filename_formatter final : public flag_formatter { +public: + explicit short_filename_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + +#ifdef _MSC_VER + #pragma warning(push) + #pragma warning(disable : 4127) // consider using 'if constexpr' instead +#endif // _MSC_VER + static const char *basename(const char *filename) { + // if the size is 2 (1 character + null terminator) we can use the more efficient strrchr + // the branch will be elided by optimizations + if (sizeof(os::folder_seps) == 2) { + const char *rv = std::strrchr(filename, os::folder_seps[0]); + return rv != nullptr ? rv + 1 : filename; + } else { + const std::reverse_iterator begin(filename + std::strlen(filename)); + const std::reverse_iterator end(filename); + + const auto it = std::find_first_of(begin, end, std::begin(os::folder_seps), + std::end(os::folder_seps) - 1); + return it != end ? it.base() : filename; + } + } +#ifdef _MSC_VER + #pragma warning(pop) +#endif // _MSC_VER + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + if (msg.source.empty()) { + ScopedPadder p(0, padinfo_, dest); + return; + } + auto filename = basename(msg.source.filename); + size_t text_size = padinfo_.enabled() ? std::char_traits::length(filename) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(filename, dest); + } +}; + +template +class source_linenum_formatter final : public flag_formatter { +public: + explicit source_linenum_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + if (msg.source.empty()) { + ScopedPadder p(0, padinfo_, dest); + return; + } + + auto field_size = ScopedPadder::count_digits(msg.source.line); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(msg.source.line, dest); + } +}; + +// print source funcname +template +class source_funcname_formatter final : public flag_formatter { +public: + explicit source_funcname_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + if (msg.source.empty()) { + ScopedPadder p(0, padinfo_, dest); + return; + } + size_t text_size = + padinfo_.enabled() ? std::char_traits::length(msg.source.funcname) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.funcname, dest); + } +}; + +// print elapsed time since last message +template +class elapsed_formatter final : public flag_formatter { +public: + using DurationUnits = Units; + + explicit elapsed_formatter(padding_info padinfo) + : flag_formatter(padinfo), + last_message_time_(log_clock::now()) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { + auto delta = (std::max)(msg.time - last_message_time_, log_clock::duration::zero()); + auto delta_units = std::chrono::duration_cast(delta); + last_message_time_ = msg.time; + auto delta_count = static_cast(delta_units.count()); + auto n_digits = static_cast(ScopedPadder::count_digits(delta_count)); + ScopedPadder p(n_digits, padinfo_, dest); + fmt_helper::append_int(delta_count, dest); + } + +private: + log_clock::time_point last_message_time_; +}; + +// Class for formatting Mapped Diagnostic Context (MDC) in log messages. +// Example: [logger-name] [info] [mdc_key_1:mdc_value_1 mdc_key_2:mdc_value_2] some message +template +class mdc_formatter : public flag_formatter { +public: + explicit mdc_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override { + auto &mdc_map = mdc::get_context(); + if (mdc_map.empty()) { + ScopedPadder p(0, padinfo_, dest); + return; + } else { + format_mdc(mdc_map, dest); + } + } + + void format_mdc(const mdc::mdc_map_t &mdc_map, memory_buf_t &dest) { + auto last_element = --mdc_map.end(); + for (auto it = mdc_map.begin(); it != mdc_map.end(); ++it) { + auto &pair = *it; + const auto &key = pair.first; + const auto &value = pair.second; + size_t content_size = key.size() + value.size() + 1; // 1 for ':' + + if (it != last_element) { + content_size++; // 1 for ' ' + } + + ScopedPadder p(content_size, padinfo_, dest); + fmt_helper::append_string_view(key, dest); + fmt_helper::append_string_view(":", dest); + fmt_helper::append_string_view(value, dest); + if (it != last_element) { + fmt_helper::append_string_view(" ", dest); + } + } + } +}; + +// Full info formatter +// pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] [%s:%#] %v +class full_formatter final : public flag_formatter { +public: + explicit full_formatter(padding_info padinfo) + : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override { + using std::chrono::duration_cast; + using std::chrono::milliseconds; + using std::chrono::seconds; + + // cache the date/time part for the next second. + auto duration = msg.time.time_since_epoch(); + auto secs = duration_cast(duration); + + if (cache_timestamp_ != secs || cached_datetime_.size() == 0) { + cached_datetime_.clear(); + cached_datetime_.push_back('['); + fmt_helper::append_int(tm_time.tm_year + 1900, cached_datetime_); + cached_datetime_.push_back('-'); + + fmt_helper::pad2(tm_time.tm_mon + 1, cached_datetime_); + cached_datetime_.push_back('-'); + + fmt_helper::pad2(tm_time.tm_mday, cached_datetime_); + cached_datetime_.push_back(' '); + + fmt_helper::pad2(tm_time.tm_hour, cached_datetime_); + cached_datetime_.push_back(':'); + + fmt_helper::pad2(tm_time.tm_min, cached_datetime_); + cached_datetime_.push_back(':'); + + fmt_helper::pad2(tm_time.tm_sec, cached_datetime_); + cached_datetime_.push_back('.'); + + cache_timestamp_ = secs; + } + dest.append(cached_datetime_.begin(), cached_datetime_.end()); + + auto millis = fmt_helper::time_fraction(msg.time); + fmt_helper::pad3(static_cast(millis.count()), dest); + dest.push_back(']'); + dest.push_back(' '); + + // append logger name if exists + if (msg.logger_name.size() > 0) { + dest.push_back('['); + fmt_helper::append_string_view(msg.logger_name, dest); + dest.push_back(']'); + dest.push_back(' '); + } + + dest.push_back('['); + // wrap the level name with color + msg.color_range_start = dest.size(); + // fmt_helper::append_string_view(level::to_c_str(msg.level), dest); + fmt_helper::append_string_view(level::to_string_view(msg.level), dest); + msg.color_range_end = dest.size(); + dest.push_back(']'); + dest.push_back(' '); + + // add source location if present + if (!msg.source.empty()) { + dest.push_back('['); + const char *filename = + details::short_filename_formatter::basename( + msg.source.filename); + fmt_helper::append_string_view(filename, dest); + dest.push_back(':'); + fmt_helper::append_int(msg.source.line, dest); + dest.push_back(']'); + dest.push_back(' '); + } + + // add mdc if present + auto &mdc_map = mdc::get_context(); + if (!mdc_map.empty()) { + dest.push_back('['); + mdc_formatter_.format_mdc(mdc_map, dest); + dest.push_back(']'); + dest.push_back(' '); + } + // fmt_helper::append_string_view(msg.msg(), dest); + fmt_helper::append_string_view(msg.payload, dest); + } + +private: + std::chrono::seconds cache_timestamp_{0}; + memory_buf_t cached_datetime_; + mdc_formatter mdc_formatter_{padding_info{}}; +}; + +} // namespace details + +SPDLOG_INLINE pattern_formatter::pattern_formatter(std::string pattern, + pattern_time_type time_type, + std::string eol, + custom_flags custom_user_flags) + : pattern_(std::move(pattern)), + eol_(std::move(eol)), + pattern_time_type_(time_type), + need_localtime_(false), + last_log_secs_(0), + custom_handlers_(std::move(custom_user_flags)) { + std::memset(&cached_tm_, 0, sizeof(cached_tm_)); + compile_pattern_(pattern_); +} + +// use by default full formatter for if pattern is not given +SPDLOG_INLINE pattern_formatter::pattern_formatter(pattern_time_type time_type, std::string eol) + : pattern_("%+"), + eol_(std::move(eol)), + pattern_time_type_(time_type), + need_localtime_(true), + last_log_secs_(0) { + std::memset(&cached_tm_, 0, sizeof(cached_tm_)); + formatters_.push_back(details::make_unique(details::padding_info{})); +} + +SPDLOG_INLINE std::unique_ptr pattern_formatter::clone() const { + custom_flags cloned_custom_formatters; + for (auto &it : custom_handlers_) { + cloned_custom_formatters[it.first] = it.second->clone(); + } + auto cloned = details::make_unique(pattern_, pattern_time_type_, eol_, + std::move(cloned_custom_formatters)); + cloned->need_localtime(need_localtime_); +#if defined(__GNUC__) && __GNUC__ < 5 + return std::move(cloned); +#else + return cloned; +#endif +} + +SPDLOG_INLINE void pattern_formatter::format(const details::log_msg &msg, memory_buf_t &dest) { + if (need_localtime_) { + const auto secs = + std::chrono::duration_cast(msg.time.time_since_epoch()); + if (secs != last_log_secs_) { + cached_tm_ = get_time_(msg); + last_log_secs_ = secs; + } + } + + for (auto &f : formatters_) { + f->format(msg, cached_tm_, dest); + } + // write eol + details::fmt_helper::append_string_view(eol_, dest); +} + +SPDLOG_INLINE void pattern_formatter::set_pattern(std::string pattern) { + pattern_ = std::move(pattern); + need_localtime_ = false; + compile_pattern_(pattern_); +} + +SPDLOG_INLINE void pattern_formatter::need_localtime(bool need) { need_localtime_ = need; } + +SPDLOG_INLINE std::tm pattern_formatter::get_time_(const details::log_msg &msg) { + if (pattern_time_type_ == pattern_time_type::local) { + return details::os::localtime(log_clock::to_time_t(msg.time)); + } + return details::os::gmtime(log_clock::to_time_t(msg.time)); +} + +template +SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_info padding) { + // process custom flags + auto it = custom_handlers_.find(flag); + if (it != custom_handlers_.end()) { + auto custom_handler = it->second->clone(); + custom_handler->set_padding_info(padding); + formatters_.push_back(std::move(custom_handler)); + return; + } + + // process built-in flags + switch (flag) { + case ('+'): // default formatter + formatters_.push_back(details::make_unique(padding)); + need_localtime_ = true; + break; + + case 'n': // logger name + formatters_.push_back(details::make_unique>(padding)); + break; + + case 'l': // level + formatters_.push_back(details::make_unique>(padding)); + break; + + case 'L': // short level + formatters_.push_back( + details::make_unique>(padding)); + break; + + case ('t'): // thread id + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('v'): // the message text + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('a'): // weekday + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('A'): // short weekday + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('b'): + case ('h'): // month + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('B'): // short month + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('c'): // datetime + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('C'): // year 2 digits + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('Y'): // year 4 digits + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('D'): + case ('x'): // datetime MM/DD/YY + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('m'): // month 1-12 + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('d'): // day of month 1-31 + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('H'): // hours 24 + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('I'): // hours 12 + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('M'): // minutes + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('S'): // seconds + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('e'): // milliseconds + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('f'): // microseconds + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('F'): // nanoseconds + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('E'): // seconds since epoch + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('p'): // am/pm + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('r'): // 12 hour clock 02:55:02 pm + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('R'): // 24-hour HH:MM time + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('T'): + case ('X'): // ISO 8601 time format (HH:MM:SS) + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('z'): // timezone + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('P'): // pid + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('^'): // color range start + formatters_.push_back(details::make_unique(padding)); + break; + + case ('$'): // color range end + formatters_.push_back(details::make_unique(padding)); + break; + + case ('@'): // source location (filename:filenumber) + formatters_.push_back( + details::make_unique>(padding)); + break; + + case ('s'): // short source filename - without directory name + formatters_.push_back( + details::make_unique>(padding)); + break; + + case ('g'): // full source filename + formatters_.push_back( + details::make_unique>(padding)); + break; + + case ('#'): // source line number + formatters_.push_back( + details::make_unique>(padding)); + break; + + case ('!'): // source funcname + formatters_.push_back( + details::make_unique>(padding)); + break; + + case ('%'): // % char + formatters_.push_back(details::make_unique('%')); + break; + + case ('u'): // elapsed time since last log message in nanos + formatters_.push_back( + details::make_unique>( + padding)); + break; + + case ('i'): // elapsed time since last log message in micros + formatters_.push_back( + details::make_unique>( + padding)); + break; + + case ('o'): // elapsed time since last log message in millis + formatters_.push_back( + details::make_unique>( + padding)); + break; + + case ('O'): // elapsed time since last log message in seconds + formatters_.push_back( + details::make_unique>( + padding)); + break; + + case ('&'): + formatters_.push_back(details::make_unique>(padding)); + break; + + default: // Unknown flag appears as is + auto unknown_flag = details::make_unique(); + + if (!padding.truncate_) { + unknown_flag->add_ch('%'); + unknown_flag->add_ch(flag); + formatters_.push_back((std::move(unknown_flag))); + } + // fix issue #1617 (prev char was '!' and should have been treated as funcname flag + // instead of truncating flag) spdlog::set_pattern("[%10!] %v") => "[ main] some + // message" spdlog::set_pattern("[%3!!] %v") => "[mai] some message" + else { + padding.truncate_ = false; + formatters_.push_back( + details::make_unique>(padding)); + unknown_flag->add_ch(flag); + formatters_.push_back((std::move(unknown_flag))); + } + + break; + } +} + +// Extract given pad spec (e.g. %8X, %=8X, %-8!X, %8!X, %=8!X, %-8!X, %+8!X) +// Advance the given it pass the end of the padding spec found (if any) +// Return padding. +SPDLOG_INLINE details::padding_info pattern_formatter::handle_padspec_( + std::string::const_iterator &it, std::string::const_iterator end) { + using details::padding_info; + using details::scoped_padder; + const size_t max_width = 64; + if (it == end) { + return padding_info{}; + } + + padding_info::pad_side side; + switch (*it) { + case '-': + side = padding_info::pad_side::right; + ++it; + break; + case '=': + side = padding_info::pad_side::center; + ++it; + break; + default: + side = details::padding_info::pad_side::left; + break; + } + + if (it == end || !std::isdigit(static_cast(*it))) { + return padding_info{}; // no padding if no digit found here + } + + auto width = static_cast(*it) - '0'; + for (++it; it != end && std::isdigit(static_cast(*it)); ++it) { + auto digit = static_cast(*it) - '0'; + width = width * 10 + digit; + } + + // search for the optional truncate marker '!' + bool truncate; + if (it != end && *it == '!') { + truncate = true; + ++it; + } else { + truncate = false; + } + return details::padding_info{std::min(width, max_width), side, truncate}; +} + +SPDLOG_INLINE void pattern_formatter::compile_pattern_(const std::string &pattern) { + auto end = pattern.end(); + std::unique_ptr user_chars; + formatters_.clear(); + for (auto it = pattern.begin(); it != end; ++it) { + if (*it == '%') { + if (user_chars) // append user chars found so far + { + formatters_.push_back(std::move(user_chars)); + } + + auto padding = handle_padspec_(++it, end); + + if (it != end) { + if (padding.enabled()) { + handle_flag_(*it, padding); + } else { + handle_flag_(*it, padding); + } + } else { + break; + } + } else // chars not following the % sign should be displayed as is + { + if (!user_chars) { + user_chars = details::make_unique(); + } + user_chars->add_ch(*it); + } + } + if (user_chars) // append raw chars found so far + { + formatters_.push_back(std::move(user_chars)); + } +} +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/pattern_formatter.h b/cloudphone/src/main/cpp/libs/spdlog/pattern_formatter.h new file mode 100644 index 0000000000000000000000000000000000000000..ececd67322fe0a0046745ece8c463bcb9fae53a8 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/pattern_formatter.h @@ -0,0 +1,118 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include + +namespace spdlog { +namespace details { + +// padding information. +struct padding_info { + enum class pad_side { left, right, center }; + + padding_info() = default; + padding_info(size_t width, padding_info::pad_side side, bool truncate) + : width_(width), + side_(side), + truncate_(truncate), + enabled_(true) {} + + bool enabled() const { return enabled_; } + size_t width_ = 0; + pad_side side_ = pad_side::left; + bool truncate_ = false; + bool enabled_ = false; +}; + +class SPDLOG_API flag_formatter { +public: + explicit flag_formatter(padding_info padinfo) + : padinfo_(padinfo) {} + flag_formatter() = default; + virtual ~flag_formatter() = default; + virtual void format(const details::log_msg &msg, + const std::tm &tm_time, + memory_buf_t &dest) = 0; + +protected: + padding_info padinfo_; +}; + +} // namespace details + +class SPDLOG_API custom_flag_formatter : public details::flag_formatter { +public: + virtual std::unique_ptr clone() const = 0; + + void set_padding_info(const details::padding_info &padding) { + flag_formatter::padinfo_ = padding; + } +}; + +class SPDLOG_API pattern_formatter final : public formatter { +public: + using custom_flags = std::unordered_map>; + + explicit pattern_formatter(std::string pattern, + pattern_time_type time_type = pattern_time_type::local, + std::string eol = spdlog::details::os::default_eol, + custom_flags custom_user_flags = custom_flags()); + + // use default pattern is not given + explicit pattern_formatter(pattern_time_type time_type = pattern_time_type::local, + std::string eol = spdlog::details::os::default_eol); + + pattern_formatter(const pattern_formatter &other) = delete; + pattern_formatter &operator=(const pattern_formatter &other) = delete; + + std::unique_ptr clone() const override; + void format(const details::log_msg &msg, memory_buf_t &dest) override; + + template + pattern_formatter &add_flag(char flag, Args &&...args) { + custom_handlers_[flag] = details::make_unique(std::forward(args)...); + return *this; + } + void set_pattern(std::string pattern); + void need_localtime(bool need = true); + +private: + std::string pattern_; + std::string eol_; + pattern_time_type pattern_time_type_; + bool need_localtime_; + std::tm cached_tm_; + std::chrono::seconds last_log_secs_; + std::vector> formatters_; + custom_flags custom_handlers_; + + std::tm get_time_(const details::log_msg &msg); + template + void handle_flag_(char flag, details::padding_info padding); + + // Extract given pad spec (e.g. %8X) + // Advance the given it pass the end of the padding spec found (if any) + // Return padding. + static details::padding_info handle_padspec_(std::string::const_iterator &it, + std::string::const_iterator end); + + void compile_pattern_(const std::string &pattern); +}; +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "pattern_formatter-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/android_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/android_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..4435a560a00de6d13c21d386e1bfad67c869c825 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/android_sink.h @@ -0,0 +1,137 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifdef __ANDROID__ + + #include + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + + #if !defined(SPDLOG_ANDROID_RETRIES) + #define SPDLOG_ANDROID_RETRIES 2 + #endif + +namespace spdlog { +namespace sinks { + +/* + * Android sink + * (logging using __android_log_write or __android_log_buf_write depending on the specified + * BufferID) + */ +template +class android_sink final : public base_sink { +public: + explicit android_sink(std::string tag = "spdlog", bool use_raw_msg = false) + : tag_(std::move(tag)), + use_raw_msg_(use_raw_msg) {} + +protected: + void sink_it_(const details::log_msg &msg) override { + const android_LogPriority priority = convert_to_android_(msg.level); + memory_buf_t formatted; + if (use_raw_msg_) { + details::fmt_helper::append_string_view(msg.payload, formatted); + } else { + base_sink::formatter_->format(msg, formatted); + } + formatted.push_back('\0'); + const char *msg_output = formatted.data(); + + // See system/core/liblog/logger_write.c for explanation of return value + int ret = android_log(priority, tag_.c_str(), msg_output); + if (ret == -EPERM) { + return; // !__android_log_is_loggable + } + int retry_count = 0; + while ((ret == -11 /*EAGAIN*/) && (retry_count < SPDLOG_ANDROID_RETRIES)) { + details::os::sleep_for_millis(5); + ret = android_log(priority, tag_.c_str(), msg_output); + retry_count++; + } + + if (ret < 0) { + throw_spdlog_ex("logging to Android failed", ret); + } + } + + void flush_() override {} + +private: + // There might be liblog versions used, that do not support __android_log_buf_write. So we only + // compile and link against + // __android_log_buf_write, if user explicitly provides a non-default log buffer. Otherwise, + // when using the default log buffer, always log via __android_log_write. + template + typename std::enable_if(log_id::LOG_ID_MAIN), int>::type android_log( + int prio, const char *tag, const char *text) { + return __android_log_write(prio, tag, text); + } + + template + typename std::enable_if(log_id::LOG_ID_MAIN), int>::type android_log( + int prio, const char *tag, const char *text) { + return __android_log_buf_write(ID, prio, tag, text); + } + + static android_LogPriority convert_to_android_(spdlog::level::level_enum level) { + switch (level) { + case spdlog::level::trace: + return ANDROID_LOG_VERBOSE; + case spdlog::level::debug: + return ANDROID_LOG_DEBUG; + case spdlog::level::info: + return ANDROID_LOG_INFO; + case spdlog::level::warn: + return ANDROID_LOG_WARN; + case spdlog::level::err: + return ANDROID_LOG_ERROR; + case spdlog::level::critical: + return ANDROID_LOG_FATAL; + default: + return ANDROID_LOG_DEFAULT; + } + } + + std::string tag_; + bool use_raw_msg_; +}; + +using android_sink_mt = android_sink; +using android_sink_st = android_sink; + +template +using android_sink_buf_mt = android_sink; +template +using android_sink_buf_st = android_sink; + +} // namespace sinks + +// Create and register android syslog logger + +template +inline std::shared_ptr android_logger_mt(const std::string &logger_name, + const std::string &tag = "spdlog") { + return Factory::template create(logger_name, tag); +} + +template +inline std::shared_ptr android_logger_st(const std::string &logger_name, + const std::string &tag = "spdlog") { + return Factory::template create(logger_name, tag); +} + +} // namespace spdlog + +#endif // __ANDROID__ diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/ansicolor_sink-inl.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/ansicolor_sink-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..2194f67b94e1988e0237317fcbd92a92b637f5f7 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/ansicolor_sink-inl.h @@ -0,0 +1,135 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +namespace spdlog { +namespace sinks { + +template +SPDLOG_INLINE ansicolor_sink::ansicolor_sink(FILE *target_file, color_mode mode) + : target_file_(target_file), + mutex_(ConsoleMutex::mutex()), + formatter_(details::make_unique()) + +{ + set_color_mode(mode); + colors_.at(level::trace) = to_string_(white); + colors_.at(level::debug) = to_string_(cyan); + colors_.at(level::info) = to_string_(green); + colors_.at(level::warn) = to_string_(yellow_bold); + colors_.at(level::err) = to_string_(red_bold); + colors_.at(level::critical) = to_string_(bold_on_red); + colors_.at(level::off) = to_string_(reset); +} + +template +SPDLOG_INLINE void ansicolor_sink::set_color(level::level_enum color_level, + string_view_t color) { + std::lock_guard lock(mutex_); + colors_.at(static_cast(color_level)) = to_string_(color); +} + +template +SPDLOG_INLINE void ansicolor_sink::log(const details::log_msg &msg) { + // Wrap the originally formatted message in color codes. + // If color is not supported in the terminal, log as is instead. + std::lock_guard lock(mutex_); + msg.color_range_start = 0; + msg.color_range_end = 0; + memory_buf_t formatted; + formatter_->format(msg, formatted); + if (should_do_colors_ && msg.color_range_end > msg.color_range_start) { + // before color range + print_range_(formatted, 0, msg.color_range_start); + // in color range + print_ccode_(colors_.at(static_cast(msg.level))); + print_range_(formatted, msg.color_range_start, msg.color_range_end); + print_ccode_(reset); + // after color range + print_range_(formatted, msg.color_range_end, formatted.size()); + } else // no color + { + print_range_(formatted, 0, formatted.size()); + } + fflush(target_file_); +} + +template +SPDLOG_INLINE void ansicolor_sink::flush() { + std::lock_guard lock(mutex_); + fflush(target_file_); +} + +template +SPDLOG_INLINE void ansicolor_sink::set_pattern(const std::string &pattern) { + std::lock_guard lock(mutex_); + formatter_ = std::unique_ptr(new pattern_formatter(pattern)); +} + +template +SPDLOG_INLINE void ansicolor_sink::set_formatter( + std::unique_ptr sink_formatter) { + std::lock_guard lock(mutex_); + formatter_ = std::move(sink_formatter); +} + +template +SPDLOG_INLINE bool ansicolor_sink::should_color() { + return should_do_colors_; +} + +template +SPDLOG_INLINE void ansicolor_sink::set_color_mode(color_mode mode) { + switch (mode) { + case color_mode::always: + should_do_colors_ = true; + return; + case color_mode::automatic: + should_do_colors_ = + details::os::in_terminal(target_file_) && details::os::is_color_terminal(); + return; + case color_mode::never: + should_do_colors_ = false; + return; + default: + should_do_colors_ = false; + } +} + +template +SPDLOG_INLINE void ansicolor_sink::print_ccode_(const string_view_t &color_code) { + fwrite(color_code.data(), sizeof(char), color_code.size(), target_file_); +} + +template +SPDLOG_INLINE void ansicolor_sink::print_range_(const memory_buf_t &formatted, + size_t start, + size_t end) { + fwrite(formatted.data() + start, sizeof(char), end - start, target_file_); +} + +template +SPDLOG_INLINE std::string ansicolor_sink::to_string_(const string_view_t &sv) { + return std::string(sv.data(), sv.size()); +} + +// ansicolor_stdout_sink +template +SPDLOG_INLINE ansicolor_stdout_sink::ansicolor_stdout_sink(color_mode mode) + : ansicolor_sink(stdout, mode) {} + +// ansicolor_stderr_sink +template +SPDLOG_INLINE ansicolor_stderr_sink::ansicolor_stderr_sink(color_mode mode) + : ansicolor_sink(stderr, mode) {} + +} // namespace sinks +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/ansicolor_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/ansicolor_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..ff53730c0d936d2e916fdb932c2ba8ec84e1731f --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/ansicolor_sink.h @@ -0,0 +1,115 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include +#include +#include +#include + +namespace spdlog { +namespace sinks { + +/** + * This sink prefixes the output with an ANSI escape sequence color code + * depending on the severity + * of the message. + * If no color terminal detected, omit the escape codes. + */ + +template +class ansicolor_sink : public sink { +public: + using mutex_t = typename ConsoleMutex::mutex_t; + ansicolor_sink(FILE *target_file, color_mode mode); + ~ansicolor_sink() override = default; + + ansicolor_sink(const ansicolor_sink &other) = delete; + ansicolor_sink(ansicolor_sink &&other) = delete; + + ansicolor_sink &operator=(const ansicolor_sink &other) = delete; + ansicolor_sink &operator=(ansicolor_sink &&other) = delete; + + void set_color(level::level_enum color_level, string_view_t color); + void set_color_mode(color_mode mode); + bool should_color(); + + void log(const details::log_msg &msg) override; + void flush() override; + void set_pattern(const std::string &pattern) final; + void set_formatter(std::unique_ptr sink_formatter) override; + + // Formatting codes + const string_view_t reset = "\033[m"; + const string_view_t bold = "\033[1m"; + const string_view_t dark = "\033[2m"; + const string_view_t underline = "\033[4m"; + const string_view_t blink = "\033[5m"; + const string_view_t reverse = "\033[7m"; + const string_view_t concealed = "\033[8m"; + const string_view_t clear_line = "\033[K"; + + // Foreground colors + const string_view_t black = "\033[30m"; + const string_view_t red = "\033[31m"; + const string_view_t green = "\033[32m"; + const string_view_t yellow = "\033[33m"; + const string_view_t blue = "\033[34m"; + const string_view_t magenta = "\033[35m"; + const string_view_t cyan = "\033[36m"; + const string_view_t white = "\033[37m"; + + /// Background colors + const string_view_t on_black = "\033[40m"; + const string_view_t on_red = "\033[41m"; + const string_view_t on_green = "\033[42m"; + const string_view_t on_yellow = "\033[43m"; + const string_view_t on_blue = "\033[44m"; + const string_view_t on_magenta = "\033[45m"; + const string_view_t on_cyan = "\033[46m"; + const string_view_t on_white = "\033[47m"; + + /// Bold colors + const string_view_t yellow_bold = "\033[33m\033[1m"; + const string_view_t red_bold = "\033[31m\033[1m"; + const string_view_t bold_on_red = "\033[1m\033[41m"; + +private: + FILE *target_file_; + mutex_t &mutex_; + bool should_do_colors_; + std::unique_ptr formatter_; + std::array colors_; + void print_ccode_(const string_view_t &color_code); + void print_range_(const memory_buf_t &formatted, size_t start, size_t end); + static std::string to_string_(const string_view_t &sv); +}; + +template +class ansicolor_stdout_sink : public ansicolor_sink { +public: + explicit ansicolor_stdout_sink(color_mode mode = color_mode::automatic); +}; + +template +class ansicolor_stderr_sink : public ansicolor_sink { +public: + explicit ansicolor_stderr_sink(color_mode mode = color_mode::automatic); +}; + +using ansicolor_stdout_sink_mt = ansicolor_stdout_sink; +using ansicolor_stdout_sink_st = ansicolor_stdout_sink; + +using ansicolor_stderr_sink_mt = ansicolor_stderr_sink; +using ansicolor_stderr_sink_st = ansicolor_stderr_sink; + +} // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "ansicolor_sink-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/base_sink-inl.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/base_sink-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..ada161bcc1d8f590f7a130ffdef71ad58f3ae10d --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/base_sink-inl.h @@ -0,0 +1,59 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +#include +#include + +template +SPDLOG_INLINE spdlog::sinks::base_sink::base_sink() + : formatter_{details::make_unique()} {} + +template +SPDLOG_INLINE spdlog::sinks::base_sink::base_sink( + std::unique_ptr formatter) + : formatter_{std::move(formatter)} {} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::log(const details::log_msg &msg) { + std::lock_guard lock(mutex_); + sink_it_(msg); +} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::flush() { + std::lock_guard lock(mutex_); + flush_(); +} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::set_pattern(const std::string &pattern) { + std::lock_guard lock(mutex_); + set_pattern_(pattern); +} + +template +void SPDLOG_INLINE +spdlog::sinks::base_sink::set_formatter(std::unique_ptr sink_formatter) { + std::lock_guard lock(mutex_); + set_formatter_(std::move(sink_formatter)); +} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::set_pattern_(const std::string &pattern) { + set_formatter_(details::make_unique(pattern)); +} + +template +void SPDLOG_INLINE +spdlog::sinks::base_sink::set_formatter_(std::unique_ptr sink_formatter) { + formatter_ = std::move(sink_formatter); +} diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/base_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/base_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..1ca772a652087c43e6bce712aee15da1def330ba --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/base_sink.h @@ -0,0 +1,51 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once +// +// base sink templated over a mutex (either dummy or real) +// concrete implementation should override the sink_it_() and flush_() methods. +// locking is taken care of in this class - no locking needed by the +// implementers.. +// + +#include +#include +#include + +namespace spdlog { +namespace sinks { +template +class SPDLOG_API base_sink : public sink { +public: + base_sink(); + explicit base_sink(std::unique_ptr formatter); + ~base_sink() override = default; + + base_sink(const base_sink &) = delete; + base_sink(base_sink &&) = delete; + + base_sink &operator=(const base_sink &) = delete; + base_sink &operator=(base_sink &&) = delete; + + void log(const details::log_msg &msg) final; + void flush() final; + void set_pattern(const std::string &pattern) final; + void set_formatter(std::unique_ptr sink_formatter) final; + +protected: + // sink formatter + std::unique_ptr formatter_; + Mutex mutex_; + + virtual void sink_it_(const details::log_msg &msg) = 0; + virtual void flush_() = 0; + virtual void set_pattern_(const std::string &pattern); + virtual void set_formatter_(std::unique_ptr sink_formatter); +}; +} // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "base_sink-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/basic_file_sink-inl.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/basic_file_sink-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..f7c1abf7c947339d5e0d2f7e189db59ef044a5e7 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/basic_file_sink-inl.h @@ -0,0 +1,42 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +namespace spdlog { +namespace sinks { + +template +SPDLOG_INLINE basic_file_sink::basic_file_sink(const filename_t &filename, + bool truncate, + const file_event_handlers &event_handlers) + : file_helper_{event_handlers} { + file_helper_.open(filename, truncate); +} + +template +SPDLOG_INLINE const filename_t &basic_file_sink::filename() const { + return file_helper_.filename(); +} + +template +SPDLOG_INLINE void basic_file_sink::sink_it_(const details::log_msg &msg) { + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + file_helper_.write(formatted); +} + +template +SPDLOG_INLINE void basic_file_sink::flush_() { + file_helper_.flush(); +} + +} // namespace sinks +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/basic_file_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/basic_file_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..699caa147de16c72dcdee01ec299f56a736b7c3c --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/basic_file_sink.h @@ -0,0 +1,65 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#include +#include + +namespace spdlog { +namespace sinks { +/* + * Trivial file sink with single file as target + */ +template +class basic_file_sink final : public base_sink { +public: + explicit basic_file_sink(const filename_t &filename, + bool truncate = false, + const file_event_handlers &event_handlers = {}); + const filename_t &filename() const; + +protected: + void sink_it_(const details::log_msg &msg) override; + void flush_() override; + +private: + details::file_helper file_helper_; +}; + +using basic_file_sink_mt = basic_file_sink; +using basic_file_sink_st = basic_file_sink; + +} // namespace sinks + +// +// factory functions +// +template +inline std::shared_ptr basic_logger_mt(const std::string &logger_name, + const filename_t &filename, + bool truncate = false, + const file_event_handlers &event_handlers = {}) { + return Factory::template create(logger_name, filename, truncate, + event_handlers); +} + +template +inline std::shared_ptr basic_logger_st(const std::string &logger_name, + const filename_t &filename, + bool truncate = false, + const file_event_handlers &event_handlers = {}) { + return Factory::template create(logger_name, filename, truncate, + event_handlers); +} + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "basic_file_sink-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/callback_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/callback_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..71668ef28e5e5ad57bcb3bc094f0c27f41d7a7bb --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/callback_sink.h @@ -0,0 +1,56 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include + +#include +#include + +namespace spdlog { + +// callbacks type +typedef std::function custom_log_callback; + +namespace sinks { +/* + * Trivial callback sink, gets a callback function and calls it on each log + */ +template +class callback_sink final : public base_sink { +public: + explicit callback_sink(const custom_log_callback &callback) + : callback_{callback} {} + +protected: + void sink_it_(const details::log_msg &msg) override { callback_(msg); } + void flush_() override{}; + +private: + custom_log_callback callback_; +}; + +using callback_sink_mt = callback_sink; +using callback_sink_st = callback_sink; + +} // namespace sinks + +// +// factory functions +// +template +inline std::shared_ptr callback_logger_mt(const std::string &logger_name, + const custom_log_callback &callback) { + return Factory::template create(logger_name, callback); +} + +template +inline std::shared_ptr callback_logger_st(const std::string &logger_name, + const custom_log_callback &callback) { + return Factory::template create(logger_name, callback); +} + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/daily_file_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/daily_file_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..1b1dc44a872739fa2f209918d0ce9bf7e953c5fa --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/daily_file_sink.h @@ -0,0 +1,252 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +namespace spdlog { +namespace sinks { + +/* + * Generator of daily log file names in format basename.YYYY-MM-DD.ext + */ +struct daily_filename_calculator { + // Create filename for the form basename.YYYY-MM-DD + static filename_t calc_filename(const filename_t &filename, const tm &now_tm) { + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}{}")), + basename, now_tm.tm_year + 1900, now_tm.tm_mon + 1, now_tm.tm_mday, + ext); + } +}; + +/* + * Generator of daily log file names with strftime format. + * Usages: + * auto sink = + * std::make_shared("myapp-%Y-%m-%d:%H:%M:%S.log", hour, + * minute);" auto logger = spdlog::daily_logger_format_mt("loggername, "myapp-%Y-%m-%d:%X.log", + * hour, minute)" + * + */ +struct daily_filename_format_calculator { + static filename_t calc_filename(const filename_t &file_path, const tm &now_tm) { +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) + std::wstringstream stream; +#else + std::stringstream stream; +#endif + stream << std::put_time(&now_tm, file_path.c_str()); + return stream.str(); + } +}; + +/* + * Rotating file sink based on date. + * If truncate != false , the created file will be truncated. + * If max_files > 0, retain only the last max_files and delete previous. + */ +template +class daily_file_sink final : public base_sink { +public: + // create daily file sink which rotates on given time + daily_file_sink(filename_t base_filename, + int rotation_hour, + int rotation_minute, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) + : base_filename_(std::move(base_filename)), + rotation_h_(rotation_hour), + rotation_m_(rotation_minute), + file_helper_{event_handlers}, + truncate_(truncate), + max_files_(max_files), + filenames_q_() { + if (rotation_hour < 0 || rotation_hour > 23 || rotation_minute < 0 || + rotation_minute > 59) { + throw_spdlog_ex("daily_file_sink: Invalid rotation time in ctor"); + } + + auto now = log_clock::now(); + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + + if (max_files_ > 0) { + init_filenames_q_(); + } + } + + filename_t filename() { + std::lock_guard lock(base_sink::mutex_); + return file_helper_.filename(); + } + +protected: + void sink_it_(const details::log_msg &msg) override { + auto time = msg.time; + bool should_rotate = time >= rotation_tp_; + if (should_rotate) { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + } + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + file_helper_.write(formatted); + + // Do the cleaning only at the end because it might throw on failure. + if (should_rotate && max_files_ > 0) { + delete_old_(); + } + } + + void flush_() override { file_helper_.flush(); } + +private: + void init_filenames_q_() { + using details::os::path_exists; + + filenames_q_ = details::circular_q(static_cast(max_files_)); + std::vector filenames; + auto now = log_clock::now(); + while (filenames.size() < max_files_) { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + if (!path_exists(filename)) { + break; + } + filenames.emplace_back(filename); + now -= std::chrono::hours(24); + } + for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) { + filenames_q_.push_back(std::move(*iter)); + } + } + + tm now_tm(log_clock::time_point tp) { + time_t tnow = log_clock::to_time_t(tp); + return spdlog::details::os::localtime(tnow); + } + + log_clock::time_point next_rotation_tp_() { + auto now = log_clock::now(); + tm date = now_tm(now); + date.tm_hour = rotation_h_; + date.tm_min = rotation_m_; + date.tm_sec = 0; + auto rotation_time = log_clock::from_time_t(std::mktime(&date)); + if (rotation_time > now) { + return rotation_time; + } + return {rotation_time + std::chrono::hours(24)}; + } + + // Delete the file N rotations ago. + // Throw spdlog_ex on failure to delete the old file. + void delete_old_() { + using details::os::filename_to_str; + using details::os::remove_if_exists; + + filename_t current_file = file_helper_.filename(); + if (filenames_q_.full()) { + auto old_filename = std::move(filenames_q_.front()); + filenames_q_.pop_front(); + bool ok = remove_if_exists(old_filename) == 0; + if (!ok) { + filenames_q_.push_back(std::move(current_file)); + throw_spdlog_ex("Failed removing daily file " + filename_to_str(old_filename), + errno); + } + } + filenames_q_.push_back(std::move(current_file)); + } + + filename_t base_filename_; + int rotation_h_; + int rotation_m_; + log_clock::time_point rotation_tp_; + details::file_helper file_helper_; + bool truncate_; + uint16_t max_files_; + details::circular_q filenames_q_; +}; + +using daily_file_sink_mt = daily_file_sink; +using daily_file_sink_st = daily_file_sink; +using daily_file_format_sink_mt = daily_file_sink; +using daily_file_format_sink_st = + daily_file_sink; + +} // namespace sinks + +// +// factory functions +// +template +inline std::shared_ptr daily_logger_mt(const std::string &logger_name, + const filename_t &filename, + int hour = 0, + int minute = 0, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { + return Factory::template create(logger_name, filename, hour, minute, + truncate, max_files, event_handlers); +} + +template +inline std::shared_ptr daily_logger_format_mt( + const std::string &logger_name, + const filename_t &filename, + int hour = 0, + int minute = 0, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { + return Factory::template create( + logger_name, filename, hour, minute, truncate, max_files, event_handlers); +} + +template +inline std::shared_ptr daily_logger_st(const std::string &logger_name, + const filename_t &filename, + int hour = 0, + int minute = 0, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { + return Factory::template create(logger_name, filename, hour, minute, + truncate, max_files, event_handlers); +} + +template +inline std::shared_ptr daily_logger_format_st( + const std::string &logger_name, + const filename_t &filename, + int hour = 0, + int minute = 0, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { + return Factory::template create( + logger_name, filename, hour, minute, truncate, max_files, event_handlers); +} +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/dist_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/dist_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..69c4971c95344bfef79befecfa26e89f6b9df571 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/dist_sink.h @@ -0,0 +1,81 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "base_sink.h" +#include +#include +#include + +#include +#include +#include +#include + +// Distribution sink (mux). Stores a vector of sinks which get called when log +// is called + +namespace spdlog { +namespace sinks { + +template +class dist_sink : public base_sink { +public: + dist_sink() = default; + explicit dist_sink(std::vector> sinks) + : sinks_(sinks) {} + + dist_sink(const dist_sink &) = delete; + dist_sink &operator=(const dist_sink &) = delete; + + void add_sink(std::shared_ptr sub_sink) { + std::lock_guard lock(base_sink::mutex_); + sinks_.push_back(sub_sink); + } + + void remove_sink(std::shared_ptr sub_sink) { + std::lock_guard lock(base_sink::mutex_); + sinks_.erase(std::remove(sinks_.begin(), sinks_.end(), sub_sink), sinks_.end()); + } + + void set_sinks(std::vector> sinks) { + std::lock_guard lock(base_sink::mutex_); + sinks_ = std::move(sinks); + } + + std::vector> &sinks() { return sinks_; } + +protected: + void sink_it_(const details::log_msg &msg) override { + for (auto &sub_sink : sinks_) { + if (sub_sink->should_log(msg.level)) { + sub_sink->log(msg); + } + } + } + + void flush_() override { + for (auto &sub_sink : sinks_) { + sub_sink->flush(); + } + } + + void set_pattern_(const std::string &pattern) override { + set_formatter_(details::make_unique(pattern)); + } + + void set_formatter_(std::unique_ptr sink_formatter) override { + base_sink::formatter_ = std::move(sink_formatter); + for (auto &sub_sink : sinks_) { + sub_sink->set_formatter(base_sink::formatter_->clone()); + } + } + std::vector> sinks_; +}; + +using dist_sink_mt = dist_sink; +using dist_sink_st = dist_sink; + +} // namespace sinks +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/dup_filter_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/dup_filter_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..1498142c47eac52b45b9db1d3121c4e4d66c08df --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/dup_filter_sink.h @@ -0,0 +1,92 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "dist_sink.h" +#include +#include + +#include +#include +#include +#include + +// Duplicate message removal sink. +// Skip the message if previous one is identical and less than "max_skip_duration" have passed +// +// Example: +// +// #include +// +// int main() { +// auto dup_filter = std::make_shared(std::chrono::seconds(5), +// level::info); dup_filter->add_sink(std::make_shared()); +// spdlog::logger l("logger", dup_filter); +// l.info("Hello"); +// l.info("Hello"); +// l.info("Hello"); +// l.info("Different Hello"); +// } +// +// Will produce: +// [2019-06-25 17:50:56.511] [logger] [info] Hello +// [2019-06-25 17:50:56.512] [logger] [info] Skipped 3 duplicate messages.. +// [2019-06-25 17:50:56.512] [logger] [info] Different Hello + +namespace spdlog { +namespace sinks { +template +class dup_filter_sink : public dist_sink { +public: + template + explicit dup_filter_sink(std::chrono::duration max_skip_duration, + level::level_enum notification_level = level::info) + : max_skip_duration_{max_skip_duration}, + log_level_{notification_level} {} + +protected: + std::chrono::microseconds max_skip_duration_; + log_clock::time_point last_msg_time_; + std::string last_msg_payload_; + size_t skip_counter_ = 0; + level::level_enum log_level_; + + void sink_it_(const details::log_msg &msg) override { + bool filtered = filter_(msg); + if (!filtered) { + skip_counter_ += 1; + return; + } + + // log the "skipped.." message + if (skip_counter_ > 0) { + char buf[64]; + auto msg_size = ::snprintf(buf, sizeof(buf), "Skipped %u duplicate messages..", + static_cast(skip_counter_)); + if (msg_size > 0 && static_cast(msg_size) < sizeof(buf)) { + details::log_msg skipped_msg{msg.source, msg.logger_name, log_level_, + string_view_t{buf, static_cast(msg_size)}}; + dist_sink::sink_it_(skipped_msg); + } + } + + // log current message + dist_sink::sink_it_(msg); + last_msg_time_ = msg.time; + skip_counter_ = 0; + last_msg_payload_.assign(msg.payload.data(), msg.payload.data() + msg.payload.size()); + } + + // return whether the log msg should be displayed (true) or skipped (false) + bool filter_(const details::log_msg &msg) { + auto filter_duration = msg.time - last_msg_time_; + return (filter_duration > max_skip_duration_) || (msg.payload != last_msg_payload_); + } +}; + +using dup_filter_sink_mt = dup_filter_sink; +using dup_filter_sink_st = dup_filter_sink; + +} // namespace sinks +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/hourly_file_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/hourly_file_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..1f138925fcacb722ddfaa7ea4ec30174b08a4fe9 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/hourly_file_sink.h @@ -0,0 +1,191 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +namespace spdlog { +namespace sinks { + +/* + * Generator of Hourly log file names in format basename.YYYY-MM-DD-HH.ext + */ +struct hourly_filename_calculator { + // Create filename for the form basename.YYYY-MM-DD-H + static filename_t calc_filename(const filename_t &filename, const tm &now_tm) { + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}_{:02d}{}"), basename, + now_tm.tm_year + 1900, now_tm.tm_mon + 1, now_tm.tm_mday, + now_tm.tm_hour, ext); + } +}; + +/* + * Rotating file sink based on time. + * If truncate != false , the created file will be truncated. + * If max_files > 0, retain only the last max_files and delete previous. + */ +template +class hourly_file_sink final : public base_sink { +public: + // create hourly file sink which rotates on given time + hourly_file_sink(filename_t base_filename, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) + : base_filename_(std::move(base_filename)), + file_helper_{event_handlers}, + truncate_(truncate), + max_files_(max_files), + filenames_q_() { + auto now = log_clock::now(); + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + file_helper_.open(filename, truncate_); + remove_init_file_ = file_helper_.size() == 0; + rotation_tp_ = next_rotation_tp_(); + + if (max_files_ > 0) { + init_filenames_q_(); + } + } + + filename_t filename() { + std::lock_guard lock(base_sink::mutex_); + return file_helper_.filename(); + } + +protected: + void sink_it_(const details::log_msg &msg) override { + auto time = msg.time; + bool should_rotate = time >= rotation_tp_; + if (should_rotate) { + if (remove_init_file_) { + file_helper_.close(); + details::os::remove(file_helper_.filename()); + } + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + } + remove_init_file_ = false; + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + file_helper_.write(formatted); + + // Do the cleaning only at the end because it might throw on failure. + if (should_rotate && max_files_ > 0) { + delete_old_(); + } + } + + void flush_() override { file_helper_.flush(); } + +private: + void init_filenames_q_() { + using details::os::path_exists; + + filenames_q_ = details::circular_q(static_cast(max_files_)); + std::vector filenames; + auto now = log_clock::now(); + while (filenames.size() < max_files_) { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + if (!path_exists(filename)) { + break; + } + filenames.emplace_back(filename); + now -= std::chrono::hours(1); + } + for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) { + filenames_q_.push_back(std::move(*iter)); + } + } + + tm now_tm(log_clock::time_point tp) { + time_t tnow = log_clock::to_time_t(tp); + return spdlog::details::os::localtime(tnow); + } + + log_clock::time_point next_rotation_tp_() { + auto now = log_clock::now(); + tm date = now_tm(now); + date.tm_min = 0; + date.tm_sec = 0; + auto rotation_time = log_clock::from_time_t(std::mktime(&date)); + if (rotation_time > now) { + return rotation_time; + } + return {rotation_time + std::chrono::hours(1)}; + } + + // Delete the file N rotations ago. + // Throw spdlog_ex on failure to delete the old file. + void delete_old_() { + using details::os::filename_to_str; + using details::os::remove_if_exists; + + filename_t current_file = file_helper_.filename(); + if (filenames_q_.full()) { + auto old_filename = std::move(filenames_q_.front()); + filenames_q_.pop_front(); + bool ok = remove_if_exists(old_filename) == 0; + if (!ok) { + filenames_q_.push_back(std::move(current_file)); + SPDLOG_THROW(spdlog_ex( + "Failed removing hourly file " + filename_to_str(old_filename), errno)); + } + } + filenames_q_.push_back(std::move(current_file)); + } + + filename_t base_filename_; + log_clock::time_point rotation_tp_; + details::file_helper file_helper_; + bool truncate_; + uint16_t max_files_; + details::circular_q filenames_q_; + bool remove_init_file_; +}; + +using hourly_file_sink_mt = hourly_file_sink; +using hourly_file_sink_st = hourly_file_sink; + +} // namespace sinks + +// +// factory functions +// +template +inline std::shared_ptr hourly_logger_mt(const std::string &logger_name, + const filename_t &filename, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { + return Factory::template create(logger_name, filename, truncate, + max_files, event_handlers); +} + +template +inline std::shared_ptr hourly_logger_st(const std::string &logger_name, + const filename_t &filename, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { + return Factory::template create(logger_name, filename, truncate, + max_files, event_handlers); +} +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/kafka_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/kafka_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..91e987865a229d717db41b220e1ffcd86a06b307 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/kafka_sink.h @@ -0,0 +1,119 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Custom sink for kafka +// Building and using requires librdkafka library. +// For building librdkafka library check the url below +// https://github.com/confluentinc/librdkafka +// + +#include "spdlog/async.h" +#include "spdlog/details/log_msg.h" +#include "spdlog/details/null_mutex.h" +#include "spdlog/details/synchronous_factory.h" +#include "spdlog/sinks/base_sink.h" +#include +#include + +// kafka header +#include + +namespace spdlog { +namespace sinks { + +struct kafka_sink_config { + std::string server_addr; + std::string produce_topic; + int32_t flush_timeout_ms = 1000; + + kafka_sink_config(std::string addr, std::string topic, int flush_timeout_ms = 1000) + : server_addr{std::move(addr)}, + produce_topic{std::move(topic)}, + flush_timeout_ms(flush_timeout_ms) {} +}; + +template +class kafka_sink : public base_sink { +public: + kafka_sink(kafka_sink_config config) + : config_{std::move(config)} { + try { + std::string errstr; + conf_.reset(RdKafka::Conf::create(RdKafka::Conf::CONF_GLOBAL)); + RdKafka::Conf::ConfResult confRes = + conf_->set("bootstrap.servers", config_.server_addr, errstr); + if (confRes != RdKafka::Conf::CONF_OK) { + throw_spdlog_ex( + fmt_lib::format("conf set bootstrap.servers failed err:{}", errstr)); + } + + tconf_.reset(RdKafka::Conf::create(RdKafka::Conf::CONF_TOPIC)); + if (tconf_ == nullptr) { + throw_spdlog_ex(fmt_lib::format("create topic config failed")); + } + + producer_.reset(RdKafka::Producer::create(conf_.get(), errstr)); + if (producer_ == nullptr) { + throw_spdlog_ex(fmt_lib::format("create producer failed err:{}", errstr)); + } + topic_.reset(RdKafka::Topic::create(producer_.get(), config_.produce_topic, + tconf_.get(), errstr)); + if (topic_ == nullptr) { + throw_spdlog_ex(fmt_lib::format("create topic failed err:{}", errstr)); + } + } catch (const std::exception &e) { + throw_spdlog_ex(fmt_lib::format("error create kafka instance: {}", e.what())); + } + } + + ~kafka_sink() { producer_->flush(config_.flush_timeout_ms); } + +protected: + void sink_it_(const details::log_msg &msg) override { + producer_->produce(topic_.get(), 0, RdKafka::Producer::RK_MSG_COPY, + (void *)msg.payload.data(), msg.payload.size(), NULL, NULL); + } + + void flush_() override { producer_->flush(config_.flush_timeout_ms); } + +private: + kafka_sink_config config_; + std::unique_ptr producer_ = nullptr; + std::unique_ptr conf_ = nullptr; + std::unique_ptr tconf_ = nullptr; + std::unique_ptr topic_ = nullptr; +}; + +using kafka_sink_mt = kafka_sink; +using kafka_sink_st = kafka_sink; + +} // namespace sinks + +template +inline std::shared_ptr kafka_logger_mt(const std::string &logger_name, + spdlog::sinks::kafka_sink_config config) { + return Factory::template create(logger_name, config); +} + +template +inline std::shared_ptr kafka_logger_st(const std::string &logger_name, + spdlog::sinks::kafka_sink_config config) { + return Factory::template create(logger_name, config); +} + +template +inline std::shared_ptr kafka_logger_async_mt( + std::string logger_name, spdlog::sinks::kafka_sink_config config) { + return Factory::template create(logger_name, config); +} + +template +inline std::shared_ptr kafka_logger_async_st( + std::string logger_name, spdlog::sinks::kafka_sink_config config) { + return Factory::template create(logger_name, config); +} + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/mongo_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/mongo_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..c5b38ab958453fd1ae2d33f5997f7d5656b02e4b --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/mongo_sink.h @@ -0,0 +1,108 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Custom sink for mongodb +// Building and using requires mongocxx library. +// For building mongocxx library check the url below +// http://mongocxx.org/mongocxx-v3/installation/ +// + +#include "spdlog/common.h" +#include "spdlog/details/log_msg.h" +#include "spdlog/sinks/base_sink.h" +#include + +#include +#include +#include + +#include +#include +#include + +namespace spdlog { +namespace sinks { +template +class mongo_sink : public base_sink { +public: + mongo_sink(const std::string &db_name, + const std::string &collection_name, + const std::string &uri = "mongodb://localhost:27017") try + : mongo_sink(std::make_shared(), db_name, collection_name, uri) { + } catch (const std::exception &e) { + throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); + } + + mongo_sink(std::shared_ptr instance, + const std::string &db_name, + const std::string &collection_name, + const std::string &uri = "mongodb://localhost:27017") + : instance_(std::move(instance)), + db_name_(db_name), + coll_name_(collection_name) { + try { + client_ = spdlog::details::make_unique(mongocxx::uri{uri}); + } catch (const std::exception &e) { + throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); + } + } + + ~mongo_sink() { flush_(); } + +protected: + void sink_it_(const details::log_msg &msg) override { + using bsoncxx::builder::stream::document; + using bsoncxx::builder::stream::finalize; + + if (client_ != nullptr) { + auto doc = document{} << "timestamp" << bsoncxx::types::b_date(msg.time) << "level" + << level::to_string_view(msg.level).data() << "level_num" + << msg.level << "message" + << std::string(msg.payload.begin(), msg.payload.end()) + << "logger_name" + << std::string(msg.logger_name.begin(), msg.logger_name.end()) + << "thread_id" << static_cast(msg.thread_id) << finalize; + client_->database(db_name_).collection(coll_name_).insert_one(doc.view()); + } + } + + void flush_() override {} + +private: + std::shared_ptr instance_; + std::string db_name_; + std::string coll_name_; + std::unique_ptr client_ = nullptr; +}; + +#include "spdlog/details/null_mutex.h" +#include +using mongo_sink_mt = mongo_sink; +using mongo_sink_st = mongo_sink; + +} // namespace sinks + +template +inline std::shared_ptr mongo_logger_mt( + const std::string &logger_name, + const std::string &db_name, + const std::string &collection_name, + const std::string &uri = "mongodb://localhost:27017") { + return Factory::template create(logger_name, db_name, collection_name, + uri); +} + +template +inline std::shared_ptr mongo_logger_st( + const std::string &logger_name, + const std::string &db_name, + const std::string &collection_name, + const std::string &uri = "mongodb://localhost:27017") { + return Factory::template create(logger_name, db_name, collection_name, + uri); +} + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/msvc_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/msvc_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..2e5f6875eafe5dc4caf32237920f55775eb75097 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/msvc_sink.h @@ -0,0 +1,68 @@ +// Copyright(c) 2016 Alexander Dalshov & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#if defined(_WIN32) + + #include + #if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) + #include + #endif + #include + + #include + #include + + // Avoid including windows.h (https://stackoverflow.com/a/30741042) + #if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +extern "C" __declspec(dllimport) void __stdcall OutputDebugStringW(const wchar_t *lpOutputString); + #else +extern "C" __declspec(dllimport) void __stdcall OutputDebugStringA(const char *lpOutputString); + #endif +extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent(); + +namespace spdlog { +namespace sinks { +/* + * MSVC sink (logging using OutputDebugStringA) + */ +template +class msvc_sink : public base_sink { +public: + msvc_sink() = default; + msvc_sink(bool check_debugger_present) + : check_debugger_present_{check_debugger_present} {}; + +protected: + void sink_it_(const details::log_msg &msg) override { + if (check_debugger_present_ && !IsDebuggerPresent()) { + return; + } + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + formatted.push_back('\0'); // add a null terminator for OutputDebugString + #if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) + wmemory_buf_t wformatted; + details::os::utf8_to_wstrbuf(string_view_t(formatted.data(), formatted.size()), wformatted); + OutputDebugStringW(wformatted.data()); + #else + OutputDebugStringA(formatted.data()); + #endif + } + + void flush_() override {} + + bool check_debugger_present_ = true; +}; + +using msvc_sink_mt = msvc_sink; +using msvc_sink_st = msvc_sink; + +using windebug_sink_mt = msvc_sink_mt; +using windebug_sink_st = msvc_sink_st; + +} // namespace sinks +} // namespace spdlog + +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/null_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/null_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..c51247fe66b77cfb24d0aa69141000a1a1a035cb --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/null_sink.h @@ -0,0 +1,41 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include + +#include + +namespace spdlog { +namespace sinks { + +template +class null_sink : public base_sink { +protected: + void sink_it_(const details::log_msg &) override {} + void flush_() override {} +}; + +using null_sink_mt = null_sink; +using null_sink_st = null_sink; + +} // namespace sinks + +template +inline std::shared_ptr null_logger_mt(const std::string &logger_name) { + auto null_logger = Factory::template create(logger_name); + null_logger->set_level(level::off); + return null_logger; +} + +template +inline std::shared_ptr null_logger_st(const std::string &logger_name) { + auto null_logger = Factory::template create(logger_name); + null_logger->set_level(level::off); + return null_logger; +} + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/ostream_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/ostream_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..6af9dd091e1cc3df8c530f2a9546c775d04c6eeb --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/ostream_sink.h @@ -0,0 +1,43 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +#include +#include + +namespace spdlog { +namespace sinks { +template +class ostream_sink final : public base_sink { +public: + explicit ostream_sink(std::ostream &os, bool force_flush = false) + : ostream_(os), + force_flush_(force_flush) {} + ostream_sink(const ostream_sink &) = delete; + ostream_sink &operator=(const ostream_sink &) = delete; + +protected: + void sink_it_(const details::log_msg &msg) override { + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + ostream_.write(formatted.data(), static_cast(formatted.size())); + if (force_flush_) { + ostream_.flush(); + } + } + + void flush_() override { ostream_.flush(); } + + std::ostream &ostream_; + bool force_flush_; +}; + +using ostream_sink_mt = ostream_sink; +using ostream_sink_st = ostream_sink; + +} // namespace sinks +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/qt_sinks.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/qt_sinks.h new file mode 100644 index 0000000000000000000000000000000000000000..d319e84734c0c3fc488ce41882b962fdc0ac2c43 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/qt_sinks.h @@ -0,0 +1,304 @@ +// Copyright(c) 2015-present, Gabi Melman, mguludag and spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Custom sink for QPlainTextEdit or QTextEdit and its children (QTextBrowser... +// etc) Building and using requires Qt library. +// +// Warning: the qt_sink won't be notified if the target widget is destroyed. +// If the widget's lifetime can be shorter than the logger's one, you should provide some permanent +// QObject, and then use a standard signal/slot. +// + +#include "spdlog/common.h" +#include "spdlog/details/log_msg.h" +#include "spdlog/details/synchronous_factory.h" +#include "spdlog/sinks/base_sink.h" +#include + +#include +#include + +// +// qt_sink class +// +namespace spdlog { +namespace sinks { +template +class qt_sink : public base_sink { +public: + qt_sink(QObject *qt_object, std::string meta_method) + : qt_object_(qt_object), + meta_method_(std::move(meta_method)) { + if (!qt_object_) { + throw_spdlog_ex("qt_sink: qt_object is null"); + } + } + + ~qt_sink() { flush_(); } + +protected: + void sink_it_(const details::log_msg &msg) override { + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + const string_view_t str = string_view_t(formatted.data(), formatted.size()); + QMetaObject::invokeMethod( + qt_object_, meta_method_.c_str(), Qt::AutoConnection, + Q_ARG(QString, QString::fromUtf8(str.data(), static_cast(str.size())).trimmed())); + } + + void flush_() override {} + +private: + QObject *qt_object_ = nullptr; + std::string meta_method_; +}; + +// Qt color sink to QTextEdit. +// Color location is determined by the sink log pattern like in the rest of spdlog sinks. +// Colors can be modified if needed using sink->set_color(level, qtTextCharFormat). +// max_lines is the maximum number of lines that the sink will hold before removing the oldest +// lines. By default, only ascii (latin1) is supported by this sink. Set is_utf8 to true if utf8 +// support is needed. +template +class qt_color_sink : public base_sink { +public: + qt_color_sink(QTextEdit *qt_text_edit, + int max_lines, + bool dark_colors = false, + bool is_utf8 = false) + : qt_text_edit_(qt_text_edit), + max_lines_(max_lines), + is_utf8_(is_utf8) { + if (!qt_text_edit_) { + throw_spdlog_ex("qt_color_text_sink: text_edit is null"); + } + + default_color_ = qt_text_edit_->currentCharFormat(); + // set colors + QTextCharFormat format; + // trace + format.setForeground(dark_colors ? Qt::darkGray : Qt::gray); + colors_.at(level::trace) = format; + // debug + format.setForeground(dark_colors ? Qt::darkCyan : Qt::cyan); + colors_.at(level::debug) = format; + // info + format.setForeground(dark_colors ? Qt::darkGreen : Qt::green); + colors_.at(level::info) = format; + // warn + format.setForeground(dark_colors ? Qt::darkYellow : Qt::yellow); + colors_.at(level::warn) = format; + // err + format.setForeground(Qt::red); + colors_.at(level::err) = format; + // critical + format.setForeground(Qt::white); + format.setBackground(Qt::red); + colors_.at(level::critical) = format; + } + + ~qt_color_sink() { flush_(); } + + void set_default_color(QTextCharFormat format) { + // std::lock_guard lock(base_sink::mutex_); + default_color_ = format; + } + + void set_level_color(level::level_enum color_level, QTextCharFormat format) { + // std::lock_guard lock(base_sink::mutex_); + colors_.at(static_cast(color_level)) = format; + } + + QTextCharFormat &get_level_color(level::level_enum color_level) { + std::lock_guard lock(base_sink::mutex_); + return colors_.at(static_cast(color_level)); + } + + QTextCharFormat &get_default_color() { + std::lock_guard lock(base_sink::mutex_); + return default_color_; + } + +protected: + struct invoke_params { + invoke_params(int max_lines, + QTextEdit *q_text_edit, + QString payload, + QTextCharFormat default_color, + QTextCharFormat level_color, + int color_range_start, + int color_range_end) + : max_lines(max_lines), + q_text_edit(q_text_edit), + payload(std::move(payload)), + default_color(default_color), + level_color(level_color), + color_range_start(color_range_start), + color_range_end(color_range_end) {} + int max_lines; + QTextEdit *q_text_edit; + QString payload; + QTextCharFormat default_color; + QTextCharFormat level_color; + int color_range_start; + int color_range_end; + }; + + void sink_it_(const details::log_msg &msg) override { + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + + const string_view_t str = string_view_t(formatted.data(), formatted.size()); + // apply the color to the color range in the formatted message. + QString payload; + int color_range_start = static_cast(msg.color_range_start); + int color_range_end = static_cast(msg.color_range_end); + if (is_utf8_) { + payload = QString::fromUtf8(str.data(), static_cast(str.size())); + // convert color ranges from byte index to character index. + if (msg.color_range_start < msg.color_range_end) { + color_range_start = QString::fromUtf8(str.data(), msg.color_range_start).size(); + color_range_end = QString::fromUtf8(str.data(), msg.color_range_end).size(); + } + } else { + payload = QString::fromLatin1(str.data(), static_cast(str.size())); + } + + invoke_params params{max_lines_, // max lines + qt_text_edit_, // text edit to append to + std::move(payload), // text to append + default_color_, // default color + colors_.at(msg.level), // color to apply + color_range_start, // color range start + color_range_end}; // color range end + + QMetaObject::invokeMethod( + qt_text_edit_, [params]() { invoke_method_(params); }, Qt::AutoConnection); + } + + void flush_() override {} + + // Add colored text to the text edit widget. This method is invoked in the GUI thread. + // It is a static method to ensure that it is handled correctly even if the sink is destroyed + // prematurely before it is invoked. + + static void invoke_method_(invoke_params params) { + auto *document = params.q_text_edit->document(); + QTextCursor cursor(document); + + // remove first blocks if number of blocks exceeds max_lines + while (document->blockCount() > params.max_lines) { + cursor.select(QTextCursor::BlockUnderCursor); + cursor.removeSelectedText(); + cursor.deleteChar(); // delete the newline after the block + } + + cursor.movePosition(QTextCursor::End); + cursor.setCharFormat(params.default_color); + + // if color range not specified or not not valid, just append the text with default color + if (params.color_range_end <= params.color_range_start) { + cursor.insertText(params.payload); + return; + } + + // insert the text before the color range + cursor.insertText(params.payload.left(params.color_range_start)); + + // insert the colorized text + cursor.setCharFormat(params.level_color); + cursor.insertText(params.payload.mid(params.color_range_start, + params.color_range_end - params.color_range_start)); + + // insert the text after the color range with default format + cursor.setCharFormat(params.default_color); + cursor.insertText(params.payload.mid(params.color_range_end)); + } + + QTextEdit *qt_text_edit_; + int max_lines_; + bool is_utf8_; + QTextCharFormat default_color_; + std::array colors_; +}; + +#include "spdlog/details/null_mutex.h" +#include + +using qt_sink_mt = qt_sink; +using qt_sink_st = qt_sink; +using qt_color_sink_mt = qt_color_sink; +using qt_color_sink_st = qt_color_sink; +} // namespace sinks + +// +// Factory functions +// + +// log to QTextEdit +template +inline std::shared_ptr qt_logger_mt(const std::string &logger_name, + QTextEdit *qt_object, + const std::string &meta_method = "append") { + return Factory::template create(logger_name, qt_object, meta_method); +} + +template +inline std::shared_ptr qt_logger_st(const std::string &logger_name, + QTextEdit *qt_object, + const std::string &meta_method = "append") { + return Factory::template create(logger_name, qt_object, meta_method); +} + +// log to QPlainTextEdit +template +inline std::shared_ptr qt_logger_mt(const std::string &logger_name, + QPlainTextEdit *qt_object, + const std::string &meta_method = "appendPlainText") { + return Factory::template create(logger_name, qt_object, meta_method); +} + +template +inline std::shared_ptr qt_logger_st(const std::string &logger_name, + QPlainTextEdit *qt_object, + const std::string &meta_method = "appendPlainText") { + return Factory::template create(logger_name, qt_object, meta_method); +} +// log to QObject +template +inline std::shared_ptr qt_logger_mt(const std::string &logger_name, + QObject *qt_object, + const std::string &meta_method) { + return Factory::template create(logger_name, qt_object, meta_method); +} + +template +inline std::shared_ptr qt_logger_st(const std::string &logger_name, + QObject *qt_object, + const std::string &meta_method) { + return Factory::template create(logger_name, qt_object, meta_method); +} + +// log to QTextEdit with colorized output +template +inline std::shared_ptr qt_color_logger_mt(const std::string &logger_name, + QTextEdit *qt_text_edit, + int max_lines, + bool is_utf8 = false) { + return Factory::template create(logger_name, qt_text_edit, max_lines, + false, is_utf8); +} + +template +inline std::shared_ptr qt_color_logger_st(const std::string &logger_name, + QTextEdit *qt_text_edit, + int max_lines, + bool is_utf8 = false) { + return Factory::template create(logger_name, qt_text_edit, max_lines, + false, is_utf8); +} + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/ringbuffer_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/ringbuffer_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..6156c6a516bef3098c4e6df4772d5c7c4044948f --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/ringbuffer_sink.h @@ -0,0 +1,67 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "spdlog/details/circular_q.h" +#include "spdlog/details/log_msg_buffer.h" +#include "spdlog/details/null_mutex.h" +#include "spdlog/sinks/base_sink.h" + +#include +#include +#include + +namespace spdlog { +namespace sinks { +/* + * Ring buffer sink + */ +template +class ringbuffer_sink final : public base_sink { +public: + explicit ringbuffer_sink(size_t n_items) + : q_{n_items} {} + + std::vector last_raw(size_t lim = 0) { + std::lock_guard lock(base_sink::mutex_); + auto items_available = q_.size(); + auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; + std::vector ret; + ret.reserve(n_items); + for (size_t i = (items_available - n_items); i < items_available; i++) { + ret.push_back(q_.at(i)); + } + return ret; + } + + std::vector last_formatted(size_t lim = 0) { + std::lock_guard lock(base_sink::mutex_); + auto items_available = q_.size(); + auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; + std::vector ret; + ret.reserve(n_items); + for (size_t i = (items_available - n_items); i < items_available; i++) { + memory_buf_t formatted; + base_sink::formatter_->format(q_.at(i), formatted); + ret.push_back(SPDLOG_BUF_TO_STRING(formatted)); + } + return ret; + } + +protected: + void sink_it_(const details::log_msg &msg) override { + q_.push_back(details::log_msg_buffer{msg}); + } + void flush_() override {} + +private: + details::circular_q q_; +}; + +using ringbuffer_sink_mt = ringbuffer_sink; +using ringbuffer_sink_st = ringbuffer_sink; + +} // namespace sinks + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/rotating_file_sink-inl.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/rotating_file_sink-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..6f10256fc6556d1ba336e27e574c2b3a27e657fd --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/rotating_file_sink-inl.h @@ -0,0 +1,144 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include + +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +namespace spdlog { +namespace sinks { + +template +SPDLOG_INLINE rotating_file_sink::rotating_file_sink( + filename_t base_filename, + std::size_t max_size, + std::size_t max_files, + bool rotate_on_open, + const file_event_handlers &event_handlers) + : base_filename_(std::move(base_filename)), + max_size_(max_size), + max_files_(max_files), + file_helper_{event_handlers} { + if (max_size == 0) { + throw_spdlog_ex("rotating sink constructor: max_size arg cannot be zero"); + } + + if (max_files > 200000) { + throw_spdlog_ex("rotating sink constructor: max_files arg cannot exceed 200000"); + } + file_helper_.open(calc_filename(base_filename_, 0)); + current_size_ = file_helper_.size(); // expensive. called only once + if (rotate_on_open && current_size_ > 0) { + rotate_(); + current_size_ = 0; + } +} + +// calc filename according to index and file extension if exists. +// e.g. calc_filename("logs/mylog.txt, 3) => "logs/mylog.3.txt". +template +SPDLOG_INLINE filename_t rotating_file_sink::calc_filename(const filename_t &filename, + std::size_t index) { + if (index == 0u) { + return filename; + } + + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FILENAME_T("{}.{}{}"), basename, index, ext); +} + +template +SPDLOG_INLINE filename_t rotating_file_sink::filename() { + std::lock_guard lock(base_sink::mutex_); + return file_helper_.filename(); +} + +template +SPDLOG_INLINE void rotating_file_sink::sink_it_(const details::log_msg &msg) { + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + auto new_size = current_size_ + formatted.size(); + + // rotate if the new estimated file size exceeds max size. + // rotate only if the real size > 0 to better deal with full disk (see issue #2261). + // we only check the real size when new_size > max_size_ because it is relatively expensive. + if (new_size > max_size_) { + file_helper_.flush(); + if (file_helper_.size() > 0) { + rotate_(); + new_size = formatted.size(); + } + } + file_helper_.write(formatted); + current_size_ = new_size; +} + +template +SPDLOG_INLINE void rotating_file_sink::flush_() { + file_helper_.flush(); +} + +// Rotate files: +// log.txt -> log.1.txt +// log.1.txt -> log.2.txt +// log.2.txt -> log.3.txt +// log.3.txt -> delete +template +SPDLOG_INLINE void rotating_file_sink::rotate_() { + using details::os::filename_to_str; + using details::os::path_exists; + + file_helper_.close(); + for (auto i = max_files_; i > 0; --i) { + filename_t src = calc_filename(base_filename_, i - 1); + if (!path_exists(src)) { + continue; + } + filename_t target = calc_filename(base_filename_, i); + + if (!rename_file_(src, target)) { + // if failed try again after a small delay. + // this is a workaround to a windows issue, where very high rotation + // rates can cause the rename to fail with permission denied (because of antivirus?). + details::os::sleep_for_millis(100); + if (!rename_file_(src, target)) { + file_helper_.reopen( + true); // truncate the log file anyway to prevent it to grow beyond its limit! + current_size_ = 0; + throw_spdlog_ex("rotating_file_sink: failed renaming " + filename_to_str(src) + + " to " + filename_to_str(target), + errno); + } + } + } + file_helper_.reopen(true); +} + +// delete the target if exists, and rename the src file to target +// return true on success, false otherwise. +template +SPDLOG_INLINE bool rotating_file_sink::rename_file_(const filename_t &src_filename, + const filename_t &target_filename) { + // try to delete the target file in case it already exists. + (void)details::os::remove(target_filename); + return details::os::rename(src_filename, target_filename) == 0; +} + +} // namespace sinks +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/rotating_file_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/rotating_file_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..cd43d349d08031abbd81a985193c91adfa277ac8 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/rotating_file_sink.h @@ -0,0 +1,89 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#include +#include +#include + +namespace spdlog { +namespace sinks { + +// +// Rotating file sink based on size +// +template +class rotating_file_sink final : public base_sink { +public: + rotating_file_sink(filename_t base_filename, + std::size_t max_size, + std::size_t max_files, + bool rotate_on_open = false, + const file_event_handlers &event_handlers = {}); + static filename_t calc_filename(const filename_t &filename, std::size_t index); + filename_t filename(); + +protected: + void sink_it_(const details::log_msg &msg) override; + void flush_() override; + +private: + // Rotate files: + // log.txt -> log.1.txt + // log.1.txt -> log.2.txt + // log.2.txt -> log.3.txt + // log.3.txt -> delete + void rotate_(); + + // delete the target if exists, and rename the src file to target + // return true on success, false otherwise. + bool rename_file_(const filename_t &src_filename, const filename_t &target_filename); + + filename_t base_filename_; + std::size_t max_size_; + std::size_t max_files_; + std::size_t current_size_; + details::file_helper file_helper_; +}; + +using rotating_file_sink_mt = rotating_file_sink; +using rotating_file_sink_st = rotating_file_sink; + +} // namespace sinks + +// +// factory functions +// + +template +inline std::shared_ptr rotating_logger_mt(const std::string &logger_name, + const filename_t &filename, + size_t max_file_size, + size_t max_files, + bool rotate_on_open = false, + const file_event_handlers &event_handlers = {}) { + return Factory::template create( + logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers); +} + +template +inline std::shared_ptr rotating_logger_st(const std::string &logger_name, + const filename_t &filename, + size_t max_file_size, + size_t max_files, + bool rotate_on_open = false, + const file_event_handlers &event_handlers = {}) { + return Factory::template create( + logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers); +} +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "rotating_file_sink-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/sink-inl.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/sink-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..e4b271404fd1e46c33af63eb791a5ac4da2032dd --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/sink-inl.h @@ -0,0 +1,22 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include + +SPDLOG_INLINE bool spdlog::sinks::sink::should_log(spdlog::level::level_enum msg_level) const { + return msg_level >= level_.load(std::memory_order_relaxed); +} + +SPDLOG_INLINE void spdlog::sinks::sink::set_level(level::level_enum log_level) { + level_.store(log_level, std::memory_order_relaxed); +} + +SPDLOG_INLINE spdlog::level::level_enum spdlog::sinks::sink::level() const { + return static_cast(level_.load(std::memory_order_relaxed)); +} diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/sink.h new file mode 100644 index 0000000000000000000000000000000000000000..58506853640561a68a7eb68c69518a44bdd1e42c --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/sink.h @@ -0,0 +1,34 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog { + +namespace sinks { +class SPDLOG_API sink { +public: + virtual ~sink() = default; + virtual void log(const details::log_msg &msg) = 0; + virtual void flush() = 0; + virtual void set_pattern(const std::string &pattern) = 0; + virtual void set_formatter(std::unique_ptr sink_formatter) = 0; + + void set_level(level::level_enum log_level); + level::level_enum level() const; + bool should_log(level::level_enum msg_level) const; + +protected: + // sink log level - default is all + level_t level_{level::trace}; +}; + +} // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "sink-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_color_sinks-inl.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_color_sinks-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..166e386145f9d83ee393bf65d6124cb98057e4f9 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_color_sinks-inl.h @@ -0,0 +1,38 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +namespace spdlog { + +template +SPDLOG_INLINE std::shared_ptr stdout_color_mt(const std::string &logger_name, + color_mode mode) { + return Factory::template create(logger_name, mode); +} + +template +SPDLOG_INLINE std::shared_ptr stdout_color_st(const std::string &logger_name, + color_mode mode) { + return Factory::template create(logger_name, mode); +} + +template +SPDLOG_INLINE std::shared_ptr stderr_color_mt(const std::string &logger_name, + color_mode mode) { + return Factory::template create(logger_name, mode); +} + +template +SPDLOG_INLINE std::shared_ptr stderr_color_st(const std::string &logger_name, + color_mode mode) { + return Factory::template create(logger_name, mode); +} +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_color_sinks.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_color_sinks.h new file mode 100644 index 0000000000000000000000000000000000000000..72991fe0ed49174b1d687250668398722f39f085 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_color_sinks.h @@ -0,0 +1,49 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifdef _WIN32 + #include +#else + #include +#endif + +#include + +namespace spdlog { +namespace sinks { +#ifdef _WIN32 +using stdout_color_sink_mt = wincolor_stdout_sink_mt; +using stdout_color_sink_st = wincolor_stdout_sink_st; +using stderr_color_sink_mt = wincolor_stderr_sink_mt; +using stderr_color_sink_st = wincolor_stderr_sink_st; +#else +using stdout_color_sink_mt = ansicolor_stdout_sink_mt; +using stdout_color_sink_st = ansicolor_stdout_sink_st; +using stderr_color_sink_mt = ansicolor_stderr_sink_mt; +using stderr_color_sink_st = ansicolor_stderr_sink_st; +#endif +} // namespace sinks + +template +std::shared_ptr stdout_color_mt(const std::string &logger_name, + color_mode mode = color_mode::automatic); + +template +std::shared_ptr stdout_color_st(const std::string &logger_name, + color_mode mode = color_mode::automatic); + +template +std::shared_ptr stderr_color_mt(const std::string &logger_name, + color_mode mode = color_mode::automatic); + +template +std::shared_ptr stderr_color_st(const std::string &logger_name, + color_mode mode = color_mode::automatic); + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "stdout_color_sinks-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_sinks-inl.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_sinks-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..f98244db29265915b736801e58adf16b15acb299 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_sinks-inl.h @@ -0,0 +1,126 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include +#include + +#ifdef _WIN32 + // under windows using fwrite to non-binary stream results in \r\r\n (see issue #1675) + // so instead we use ::FileWrite + #include + + #ifndef _USING_V110_SDK71_ // fileapi.h doesn't exist in winxp + #include // WriteFile (..) + #endif + + #include // _get_osfhandle(..) + #include // _fileno(..) +#endif // WIN32 + +namespace spdlog { + +namespace sinks { + +template +SPDLOG_INLINE stdout_sink_base::stdout_sink_base(FILE *file) + : mutex_(ConsoleMutex::mutex()), + file_(file), + formatter_(details::make_unique()) { +#ifdef _WIN32 + // get windows handle from the FILE* object + + handle_ = reinterpret_cast(::_get_osfhandle(::_fileno(file_))); + + // don't throw to support cases where no console is attached, + // and let the log method to do nothing if (handle_ == INVALID_HANDLE_VALUE). + // throw only if non stdout/stderr target is requested (probably regular file and not console). + if (handle_ == INVALID_HANDLE_VALUE && file != stdout && file != stderr) { + throw_spdlog_ex("spdlog::stdout_sink_base: _get_osfhandle() failed", errno); + } +#endif // WIN32 +} + +template +SPDLOG_INLINE void stdout_sink_base::log(const details::log_msg &msg) { +#ifdef _WIN32 + if (handle_ == INVALID_HANDLE_VALUE) { + return; + } + std::lock_guard lock(mutex_); + memory_buf_t formatted; + formatter_->format(msg, formatted); + auto size = static_cast(formatted.size()); + DWORD bytes_written = 0; + bool ok = ::WriteFile(handle_, formatted.data(), size, &bytes_written, nullptr) != 0; + if (!ok) { + throw_spdlog_ex("stdout_sink_base: WriteFile() failed. GetLastError(): " + + std::to_string(::GetLastError())); + } +#else + std::lock_guard lock(mutex_); + memory_buf_t formatted; + formatter_->format(msg, formatted); + ::fwrite(formatted.data(), sizeof(char), formatted.size(), file_); +#endif // WIN32 + ::fflush(file_); // flush every line to terminal +} + +template +SPDLOG_INLINE void stdout_sink_base::flush() { + std::lock_guard lock(mutex_); + fflush(file_); +} + +template +SPDLOG_INLINE void stdout_sink_base::set_pattern(const std::string &pattern) { + std::lock_guard lock(mutex_); + formatter_ = std::unique_ptr(new pattern_formatter(pattern)); +} + +template +SPDLOG_INLINE void stdout_sink_base::set_formatter( + std::unique_ptr sink_formatter) { + std::lock_guard lock(mutex_); + formatter_ = std::move(sink_formatter); +} + +// stdout sink +template +SPDLOG_INLINE stdout_sink::stdout_sink() + : stdout_sink_base(stdout) {} + +// stderr sink +template +SPDLOG_INLINE stderr_sink::stderr_sink() + : stdout_sink_base(stderr) {} + +} // namespace sinks + +// factory methods +template +SPDLOG_INLINE std::shared_ptr stdout_logger_mt(const std::string &logger_name) { + return Factory::template create(logger_name); +} + +template +SPDLOG_INLINE std::shared_ptr stdout_logger_st(const std::string &logger_name) { + return Factory::template create(logger_name); +} + +template +SPDLOG_INLINE std::shared_ptr stderr_logger_mt(const std::string &logger_name) { + return Factory::template create(logger_name); +} + +template +SPDLOG_INLINE std::shared_ptr stderr_logger_st(const std::string &logger_name) { + return Factory::template create(logger_name); +} +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_sinks.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_sinks.h new file mode 100644 index 0000000000000000000000000000000000000000..6ef09968a456d83c45266376a9165739736fd81a --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/stdout_sinks.h @@ -0,0 +1,84 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#ifdef _WIN32 + #include +#endif + +namespace spdlog { + +namespace sinks { + +template +class stdout_sink_base : public sink { +public: + using mutex_t = typename ConsoleMutex::mutex_t; + explicit stdout_sink_base(FILE *file); + ~stdout_sink_base() override = default; + + stdout_sink_base(const stdout_sink_base &other) = delete; + stdout_sink_base(stdout_sink_base &&other) = delete; + + stdout_sink_base &operator=(const stdout_sink_base &other) = delete; + stdout_sink_base &operator=(stdout_sink_base &&other) = delete; + + void log(const details::log_msg &msg) override; + void flush() override; + void set_pattern(const std::string &pattern) override; + + void set_formatter(std::unique_ptr sink_formatter) override; + +protected: + mutex_t &mutex_; + FILE *file_; + std::unique_ptr formatter_; +#ifdef _WIN32 + HANDLE handle_; +#endif // WIN32 +}; + +template +class stdout_sink : public stdout_sink_base { +public: + stdout_sink(); +}; + +template +class stderr_sink : public stdout_sink_base { +public: + stderr_sink(); +}; + +using stdout_sink_mt = stdout_sink; +using stdout_sink_st = stdout_sink; + +using stderr_sink_mt = stderr_sink; +using stderr_sink_st = stderr_sink; + +} // namespace sinks + +// factory methods +template +std::shared_ptr stdout_logger_mt(const std::string &logger_name); + +template +std::shared_ptr stdout_logger_st(const std::string &logger_name); + +template +std::shared_ptr stderr_logger_mt(const std::string &logger_name); + +template +std::shared_ptr stderr_logger_st(const std::string &logger_name); + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "stdout_sinks-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/syslog_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/syslog_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..a2df3b44ded94c2c39dca7a528f3ff0968e2aa64 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/syslog_sink.h @@ -0,0 +1,103 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include + +#include +#include +#include + +namespace spdlog { +namespace sinks { +/** + * Sink that write to syslog using the `syscall()` library call. + */ +template +class syslog_sink : public base_sink { +public: + syslog_sink(std::string ident, int syslog_option, int syslog_facility, bool enable_formatting) + : enable_formatting_{enable_formatting}, + syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}}, + ident_{std::move(ident)} { + // set ident to be program name if empty + ::openlog(ident_.empty() ? nullptr : ident_.c_str(), syslog_option, syslog_facility); + } + + ~syslog_sink() override { ::closelog(); } + + syslog_sink(const syslog_sink &) = delete; + syslog_sink &operator=(const syslog_sink &) = delete; + +protected: + void sink_it_(const details::log_msg &msg) override { + string_view_t payload; + memory_buf_t formatted; + if (enable_formatting_) { + base_sink::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } else { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if (length > static_cast(std::numeric_limits::max())) { + length = static_cast(std::numeric_limits::max()); + } + + ::syslog(syslog_prio_from_level(msg), "%.*s", static_cast(length), payload.data()); + } + + void flush_() override {} + bool enable_formatting_ = false; + + // + // Simply maps spdlog's log level to syslog priority level. + // + int syslog_prio_from_level(const details::log_msg &msg) const { + return syslog_levels_.at(static_cast(msg.level)); + } + +private: + using levels_array = std::array; + levels_array syslog_levels_; + // must store the ident because the man says openlog might use the pointer as + // is and not a string copy + const std::string ident_; +}; + +using syslog_sink_mt = syslog_sink; +using syslog_sink_st = syslog_sink; +} // namespace sinks + +// Create and register a syslog logger +template +inline std::shared_ptr syslog_logger_mt(const std::string &logger_name, + const std::string &syslog_ident = "", + int syslog_option = 0, + int syslog_facility = LOG_USER, + bool enable_formatting = false) { + return Factory::template create(logger_name, syslog_ident, syslog_option, + syslog_facility, enable_formatting); +} + +template +inline std::shared_ptr syslog_logger_st(const std::string &logger_name, + const std::string &syslog_ident = "", + int syslog_option = 0, + int syslog_facility = LOG_USER, + bool enable_formatting = false) { + return Factory::template create(logger_name, syslog_ident, syslog_option, + syslog_facility, enable_formatting); +} +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/systemd_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/systemd_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..d2cd55f2e910ec8357564df62b98a666098466ed --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/systemd_sink.h @@ -0,0 +1,121 @@ +// Copyright(c) 2019 ZVYAGIN.Alexander@gmail.com +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#include +#ifndef SD_JOURNAL_SUPPRESS_LOCATION + #define SD_JOURNAL_SUPPRESS_LOCATION +#endif +#include + +namespace spdlog { +namespace sinks { + +/** + * Sink that write to systemd journal using the `sd_journal_send()` library call. + */ +template +class systemd_sink : public base_sink { +public: + systemd_sink(std::string ident = "", bool enable_formatting = false) + : ident_{std::move(ident)}, + enable_formatting_{enable_formatting}, + syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}} {} + + ~systemd_sink() override {} + + systemd_sink(const systemd_sink &) = delete; + systemd_sink &operator=(const systemd_sink &) = delete; + +protected: + const std::string ident_; + bool enable_formatting_ = false; + using levels_array = std::array; + levels_array syslog_levels_; + + void sink_it_(const details::log_msg &msg) override { + int err; + string_view_t payload; + memory_buf_t formatted; + if (enable_formatting_) { + base_sink::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } else { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if (length > static_cast(std::numeric_limits::max())) { + length = static_cast(std::numeric_limits::max()); + } + + const string_view_t syslog_identifier = ident_.empty() ? msg.logger_name : ident_; + + // Do not send source location if not available + if (msg.source.empty()) { + // Note: function call inside '()' to avoid macro expansion + err = (sd_journal_send)("MESSAGE=%.*s", static_cast(length), payload.data(), + "PRIORITY=%d", syslog_level(msg.level), +#ifndef SPDLOG_NO_THREAD_ID + "TID=%zu", msg.thread_id, +#endif + "SYSLOG_IDENTIFIER=%.*s", + static_cast(syslog_identifier.size()), + syslog_identifier.data(), nullptr); + } else { + err = (sd_journal_send)("MESSAGE=%.*s", static_cast(length), payload.data(), + "PRIORITY=%d", syslog_level(msg.level), +#ifndef SPDLOG_NO_THREAD_ID + "TID=%zu", msg.thread_id, +#endif + "SYSLOG_IDENTIFIER=%.*s", + static_cast(syslog_identifier.size()), + syslog_identifier.data(), "CODE_FILE=%s", msg.source.filename, + "CODE_LINE=%d", msg.source.line, "CODE_FUNC=%s", + msg.source.funcname, nullptr); + } + + if (err) { + throw_spdlog_ex("Failed writing to systemd", errno); + } + } + + int syslog_level(level::level_enum l) { + return syslog_levels_.at(static_cast(l)); + } + + void flush_() override {} +}; + +using systemd_sink_mt = systemd_sink; +using systemd_sink_st = systemd_sink; +} // namespace sinks + +// Create and register a syslog logger +template +inline std::shared_ptr systemd_logger_mt(const std::string &logger_name, + const std::string &ident = "", + bool enable_formatting = false) { + return Factory::template create(logger_name, ident, enable_formatting); +} + +template +inline std::shared_ptr systemd_logger_st(const std::string &logger_name, + const std::string &ident = "", + bool enable_formatting = false) { + return Factory::template create(logger_name, ident, enable_formatting); +} +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/tcp_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/tcp_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..2534964549a7f847a7914ccd7cb907c24aa3f2ce --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/tcp_sink.h @@ -0,0 +1,75 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#ifdef _WIN32 + #include +#else + #include +#endif + +#include +#include +#include +#include + +#pragma once + +// Simple tcp client sink +// Connects to remote address and send the formatted log. +// Will attempt to reconnect if connection drops. +// If more complicated behaviour is needed (i.e get responses), you can inherit it and override the +// sink_it_ method. + +namespace spdlog { +namespace sinks { + +struct tcp_sink_config { + std::string server_host; + int server_port; + bool lazy_connect = false; // if true connect on first log call instead of on construction + + tcp_sink_config(std::string host, int port) + : server_host{std::move(host)}, + server_port{port} {} +}; + +template +class tcp_sink : public spdlog::sinks::base_sink { +public: + // connect to tcp host/port or throw if failed + // host can be hostname or ip address + + explicit tcp_sink(tcp_sink_config sink_config) + : config_{std::move(sink_config)} { + if (!config_.lazy_connect) { + this->client_.connect(config_.server_host, config_.server_port); + } + } + + ~tcp_sink() override = default; + +protected: + void sink_it_(const spdlog::details::log_msg &msg) override { + spdlog::memory_buf_t formatted; + spdlog::sinks::base_sink::formatter_->format(msg, formatted); + if (!client_.is_connected()) { + client_.connect(config_.server_host, config_.server_port); + } + client_.send(formatted.data(), formatted.size()); + } + + void flush_() override {} + tcp_sink_config config_; + details::tcp_client client_; +}; + +using tcp_sink_mt = tcp_sink; +using tcp_sink_st = tcp_sink; + +} // namespace sinks +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/udp_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/udp_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..4bff0fd2c00ff4370344279ef087a562238df72f --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/udp_sink.h @@ -0,0 +1,69 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#ifdef _WIN32 + #include +#else + #include +#endif + +#include +#include +#include +#include + +// Simple udp client sink +// Sends formatted log via udp + +namespace spdlog { +namespace sinks { + +struct udp_sink_config { + std::string server_host; + uint16_t server_port; + + udp_sink_config(std::string host, uint16_t port) + : server_host{std::move(host)}, + server_port{port} {} +}; + +template +class udp_sink : public spdlog::sinks::base_sink { +public: + // host can be hostname or ip address + explicit udp_sink(udp_sink_config sink_config) + : client_{sink_config.server_host, sink_config.server_port} {} + + ~udp_sink() override = default; + +protected: + void sink_it_(const spdlog::details::log_msg &msg) override { + spdlog::memory_buf_t formatted; + spdlog::sinks::base_sink::formatter_->format(msg, formatted); + client_.send(formatted.data(), formatted.size()); + } + + void flush_() override {} + details::udp_client client_; +}; + +using udp_sink_mt = udp_sink; +using udp_sink_st = udp_sink; + +} // namespace sinks + +// +// factory functions +// +template +inline std::shared_ptr udp_logger_mt(const std::string &logger_name, + sinks::udp_sink_config skin_config) { + return Factory::template create(logger_name, skin_config); +} + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/win_eventlog_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/win_eventlog_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..2c9b582d30ae061908ba975fba7e2ce0d0ec8afc --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/win_eventlog_sink.h @@ -0,0 +1,260 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +// Writing to Windows Event Log requires the registry entries below to be present, with the +// following modifications: +// 1. should be replaced with your log name (e.g. your application name) +// 2. should be replaced with the specific source name and the key should be +// duplicated for +// each source used in the application +// +// Since typically modifications of this kind require elevation, it's better to do it as a part of +// setup procedure. The snippet below uses mscoree.dll as the message file as it exists on most of +// the Windows systems anyway and happens to contain the needed resource. +// +// You can also specify a custom message file if needed. +// Please refer to Event Log functions descriptions in MSDN for more details on custom message +// files. + +/*--------------------------------------------------------------------------------------- + +Windows Registry Editor Version 5.00 + +[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EventLog\] + +[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EventLog\\] +"TypesSupported"=dword:00000007 +"EventMessageFile"=hex(2):25,00,73,00,79,00,73,00,74,00,65,00,6d,00,72,00,6f,\ + 00,6f,00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,\ + 5c,00,6d,00,73,00,63,00,6f,00,72,00,65,00,65,00,2e,00,64,00,6c,00,6c,00,00,\ + 00 + +-----------------------------------------------------------------------------------------*/ + +#pragma once + +#include +#include + +#include +#include + +#include +#include +#include + +namespace spdlog { +namespace sinks { + +namespace win_eventlog { + +namespace internal { + +struct local_alloc_t { + HLOCAL hlocal_; + + SPDLOG_CONSTEXPR local_alloc_t() SPDLOG_NOEXCEPT : hlocal_(nullptr) {} + + local_alloc_t(local_alloc_t const &) = delete; + local_alloc_t &operator=(local_alloc_t const &) = delete; + + ~local_alloc_t() SPDLOG_NOEXCEPT { + if (hlocal_) { + LocalFree(hlocal_); + } + } +}; + +/** Windows error */ +struct win32_error : public spdlog_ex { + /** Formats an error report line: "user-message: error-code (system message)" */ + static std::string format(std::string const &user_message, DWORD error_code = GetLastError()) { + std::string system_message; + + local_alloc_t format_message_result{}; + auto format_message_succeeded = + ::FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | + FORMAT_MESSAGE_IGNORE_INSERTS, + nullptr, error_code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), + (LPSTR)&format_message_result.hlocal_, 0, nullptr); + + if (format_message_succeeded && format_message_result.hlocal_) { + system_message = fmt_lib::format(" ({})", (LPSTR)format_message_result.hlocal_); + } + + return fmt_lib::format("{}: {}{}", user_message, error_code, system_message); + } + + explicit win32_error(std::string const &func_name, DWORD error = GetLastError()) + : spdlog_ex(format(func_name, error)) {} +}; + +/** Wrapper for security identifiers (SID) on Windows */ +struct sid_t { + std::vector buffer_; + +public: + sid_t() {} + + /** creates a wrapped SID copy */ + static sid_t duplicate_sid(PSID psid) { + if (!::IsValidSid(psid)) { + throw_spdlog_ex("sid_t::sid_t(): invalid SID received"); + } + + auto const sid_length{::GetLengthSid(psid)}; + + sid_t result; + result.buffer_.resize(sid_length); + if (!::CopySid(sid_length, (PSID)result.as_sid(), psid)) { + SPDLOG_THROW(win32_error("CopySid")); + } + + return result; + } + + /** Retrieves pointer to the internal buffer contents as SID* */ + SID *as_sid() const { return buffer_.empty() ? nullptr : (SID *)buffer_.data(); } + + /** Get SID for the current user */ + static sid_t get_current_user_sid() { + /* create and init RAII holder for process token */ + struct process_token_t { + HANDLE token_handle_ = INVALID_HANDLE_VALUE; + explicit process_token_t(HANDLE process) { + if (!::OpenProcessToken(process, TOKEN_QUERY, &token_handle_)) { + SPDLOG_THROW(win32_error("OpenProcessToken")); + } + } + + ~process_token_t() { ::CloseHandle(token_handle_); } + + } current_process_token( + ::GetCurrentProcess()); // GetCurrentProcess returns pseudohandle, no leak here! + + // Get the required size, this is expected to fail with ERROR_INSUFFICIENT_BUFFER and return + // the token size + DWORD tusize = 0; + if (::GetTokenInformation(current_process_token.token_handle_, TokenUser, NULL, 0, + &tusize)) { + SPDLOG_THROW(win32_error("GetTokenInformation should fail")); + } + + // get user token + std::vector buffer(static_cast(tusize)); + if (!::GetTokenInformation(current_process_token.token_handle_, TokenUser, + (LPVOID)buffer.data(), tusize, &tusize)) { + SPDLOG_THROW(win32_error("GetTokenInformation")); + } + + // create a wrapper of the SID data as stored in the user token + return sid_t::duplicate_sid(((TOKEN_USER *)buffer.data())->User.Sid); + } +}; + +struct eventlog { + static WORD get_event_type(details::log_msg const &msg) { + switch (msg.level) { + case level::trace: + case level::debug: + return EVENTLOG_SUCCESS; + + case level::info: + return EVENTLOG_INFORMATION_TYPE; + + case level::warn: + return EVENTLOG_WARNING_TYPE; + + case level::err: + case level::critical: + case level::off: + return EVENTLOG_ERROR_TYPE; + + default: + return EVENTLOG_INFORMATION_TYPE; + } + } + + static WORD get_event_category(details::log_msg const &msg) { return (WORD)msg.level; } +}; + +} // namespace internal + +/* + * Windows Event Log sink + */ +template +class win_eventlog_sink : public base_sink { +private: + HANDLE hEventLog_{NULL}; + internal::sid_t current_user_sid_; + std::string source_; + DWORD event_id_; + + HANDLE event_log_handle() { + if (!hEventLog_) { + hEventLog_ = ::RegisterEventSourceA(nullptr, source_.c_str()); + if (!hEventLog_ || hEventLog_ == (HANDLE)ERROR_ACCESS_DENIED) { + SPDLOG_THROW(internal::win32_error("RegisterEventSource")); + } + } + + return hEventLog_; + } + +protected: + void sink_it_(const details::log_msg &msg) override { + using namespace internal; + + bool succeeded; + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + formatted.push_back('\0'); + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + wmemory_buf_t buf; + details::os::utf8_to_wstrbuf(string_view_t(formatted.data(), formatted.size()), buf); + + LPCWSTR lp_wstr = buf.data(); + succeeded = static_cast(::ReportEventW( + event_log_handle(), eventlog::get_event_type(msg), eventlog::get_event_category(msg), + event_id_, current_user_sid_.as_sid(), 1, 0, &lp_wstr, nullptr)); +#else + LPCSTR lp_str = formatted.data(); + succeeded = static_cast(::ReportEventA( + event_log_handle(), eventlog::get_event_type(msg), eventlog::get_event_category(msg), + event_id_, current_user_sid_.as_sid(), 1, 0, &lp_str, nullptr)); +#endif + + if (!succeeded) { + SPDLOG_THROW(win32_error("ReportEvent")); + } + } + + void flush_() override {} + +public: + win_eventlog_sink(std::string const &source, + DWORD event_id = 1000 /* according to mscoree.dll */) + : source_(source), + event_id_(event_id) { + try { + current_user_sid_ = internal::sid_t::get_current_user_sid(); + } catch (...) { + // get_current_user_sid() is unlikely to fail and if it does, we can still proceed + // without current_user_sid but in the event log the record will have no user name + } + } + + ~win_eventlog_sink() { + if (hEventLog_) DeregisterEventSource(hEventLog_); + } +}; + +} // namespace win_eventlog + +using win_eventlog_sink_mt = win_eventlog::win_eventlog_sink; +using win_eventlog_sink_st = win_eventlog::win_eventlog_sink; + +} // namespace sinks +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/wincolor_sink-inl.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/wincolor_sink-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..10b8a74a25d8a5f67c8e4bc230f10e25cdd76adc --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/wincolor_sink-inl.h @@ -0,0 +1,163 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +#include +#include + +namespace spdlog { +namespace sinks { +template +SPDLOG_INLINE wincolor_sink::wincolor_sink(void *out_handle, color_mode mode) + : out_handle_(out_handle), + mutex_(ConsoleMutex::mutex()), + formatter_(details::make_unique()) { + set_color_mode_impl(mode); + // set level colors + colors_[level::trace] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; // white + colors_[level::debug] = FOREGROUND_GREEN | FOREGROUND_BLUE; // cyan + colors_[level::info] = FOREGROUND_GREEN; // green + colors_[level::warn] = + FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY; // intense yellow + colors_[level::err] = FOREGROUND_RED | FOREGROUND_INTENSITY; // intense red + colors_[level::critical] = BACKGROUND_RED | FOREGROUND_RED | FOREGROUND_GREEN | + FOREGROUND_BLUE | + FOREGROUND_INTENSITY; // intense white on red background + colors_[level::off] = 0; +} + +template +SPDLOG_INLINE wincolor_sink::~wincolor_sink() { + this->flush(); +} + +// change the color for the given level +template +void SPDLOG_INLINE wincolor_sink::set_color(level::level_enum level, + std::uint16_t color) { + std::lock_guard lock(mutex_); + colors_[static_cast(level)] = color; +} + +template +void SPDLOG_INLINE wincolor_sink::log(const details::log_msg &msg) { + if (out_handle_ == nullptr || out_handle_ == INVALID_HANDLE_VALUE) { + return; + } + + std::lock_guard lock(mutex_); + msg.color_range_start = 0; + msg.color_range_end = 0; + memory_buf_t formatted; + formatter_->format(msg, formatted); + if (should_do_colors_ && msg.color_range_end > msg.color_range_start) { + // before color range + print_range_(formatted, 0, msg.color_range_start); + // in color range + auto orig_attribs = + static_cast(set_foreground_color_(colors_[static_cast(msg.level)])); + print_range_(formatted, msg.color_range_start, msg.color_range_end); + // reset to orig colors + ::SetConsoleTextAttribute(static_cast(out_handle_), orig_attribs); + print_range_(formatted, msg.color_range_end, formatted.size()); + } else // print without colors if color range is invalid (or color is disabled) + { + write_to_file_(formatted); + } +} + +template +void SPDLOG_INLINE wincolor_sink::flush() { + // windows console always flushed? +} + +template +void SPDLOG_INLINE wincolor_sink::set_pattern(const std::string &pattern) { + std::lock_guard lock(mutex_); + formatter_ = std::unique_ptr(new pattern_formatter(pattern)); +} + +template +void SPDLOG_INLINE +wincolor_sink::set_formatter(std::unique_ptr sink_formatter) { + std::lock_guard lock(mutex_); + formatter_ = std::move(sink_formatter); +} + +template +void SPDLOG_INLINE wincolor_sink::set_color_mode(color_mode mode) { + std::lock_guard lock(mutex_); + set_color_mode_impl(mode); +} + +template +void SPDLOG_INLINE wincolor_sink::set_color_mode_impl(color_mode mode) { + if (mode == color_mode::automatic) { + // should do colors only if out_handle_ points to actual console. + DWORD console_mode; + bool in_console = ::GetConsoleMode(static_cast(out_handle_), &console_mode) != 0; + should_do_colors_ = in_console; + } else { + should_do_colors_ = mode == color_mode::always ? true : false; + } +} + +// set foreground color and return the orig console attributes (for resetting later) +template +std::uint16_t SPDLOG_INLINE +wincolor_sink::set_foreground_color_(std::uint16_t attribs) { + CONSOLE_SCREEN_BUFFER_INFO orig_buffer_info; + if (!::GetConsoleScreenBufferInfo(static_cast(out_handle_), &orig_buffer_info)) { + // just return white if failed getting console info + return FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; + } + + // change only the foreground bits (lowest 4 bits) + auto new_attribs = static_cast(attribs) | (orig_buffer_info.wAttributes & 0xfff0); + auto ignored = + ::SetConsoleTextAttribute(static_cast(out_handle_), static_cast(new_attribs)); + (void)(ignored); + return static_cast(orig_buffer_info.wAttributes); // return orig attribs +} + +// print a range of formatted message to console +template +void SPDLOG_INLINE wincolor_sink::print_range_(const memory_buf_t &formatted, + size_t start, + size_t end) { + if (end > start) { + auto size = static_cast(end - start); + auto ignored = ::WriteConsoleA(static_cast(out_handle_), formatted.data() + start, + size, nullptr, nullptr); + (void)(ignored); + } +} + +template +void SPDLOG_INLINE wincolor_sink::write_to_file_(const memory_buf_t &formatted) { + auto size = static_cast(formatted.size()); + DWORD bytes_written = 0; + auto ignored = ::WriteFile(static_cast(out_handle_), formatted.data(), size, + &bytes_written, nullptr); + (void)(ignored); +} + +// wincolor_stdout_sink +template +SPDLOG_INLINE wincolor_stdout_sink::wincolor_stdout_sink(color_mode mode) + : wincolor_sink(::GetStdHandle(STD_OUTPUT_HANDLE), mode) {} + +// wincolor_stderr_sink +template +SPDLOG_INLINE wincolor_stderr_sink::wincolor_stderr_sink(color_mode mode) + : wincolor_sink(::GetStdHandle(STD_ERROR_HANDLE), mode) {} +} // namespace sinks +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/sinks/wincolor_sink.h b/cloudphone/src/main/cpp/libs/spdlog/sinks/wincolor_sink.h new file mode 100644 index 0000000000000000000000000000000000000000..8ba594cc2b93443579d4e5954d5fe928fe70b2e3 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/sinks/wincolor_sink.h @@ -0,0 +1,82 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +namespace spdlog { +namespace sinks { +/* + * Windows color console sink. Uses WriteConsoleA to write to the console with + * colors + */ +template +class wincolor_sink : public sink { +public: + wincolor_sink(void *out_handle, color_mode mode); + ~wincolor_sink() override; + + wincolor_sink(const wincolor_sink &other) = delete; + wincolor_sink &operator=(const wincolor_sink &other) = delete; + + // change the color for the given level + void set_color(level::level_enum level, std::uint16_t color); + void log(const details::log_msg &msg) final override; + void flush() final override; + void set_pattern(const std::string &pattern) override final; + void set_formatter(std::unique_ptr sink_formatter) override final; + void set_color_mode(color_mode mode); + +protected: + using mutex_t = typename ConsoleMutex::mutex_t; + void *out_handle_; + mutex_t &mutex_; + bool should_do_colors_; + std::unique_ptr formatter_; + std::array colors_; + + // set foreground color and return the orig console attributes (for resetting later) + std::uint16_t set_foreground_color_(std::uint16_t attribs); + + // print a range of formatted message to console + void print_range_(const memory_buf_t &formatted, size_t start, size_t end); + + // in case we are redirected to file (not in console mode) + void write_to_file_(const memory_buf_t &formatted); + + void set_color_mode_impl(color_mode mode); +}; + +template +class wincolor_stdout_sink : public wincolor_sink { +public: + explicit wincolor_stdout_sink(color_mode mode = color_mode::automatic); +}; + +template +class wincolor_stderr_sink : public wincolor_sink { +public: + explicit wincolor_stderr_sink(color_mode mode = color_mode::automatic); +}; + +using wincolor_stdout_sink_mt = wincolor_stdout_sink; +using wincolor_stdout_sink_st = wincolor_stdout_sink; + +using wincolor_stderr_sink_mt = wincolor_stderr_sink; +using wincolor_stderr_sink_st = wincolor_stderr_sink; +} // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY + #include "wincolor_sink-inl.h" +#endif diff --git a/cloudphone/src/main/cpp/libs/spdlog/spdlog-inl.h b/cloudphone/src/main/cpp/libs/spdlog/spdlog-inl.h new file mode 100644 index 0000000000000000000000000000000000000000..97c362222edcc63032c33081609bfe801db8ca7e --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/spdlog-inl.h @@ -0,0 +1,92 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY + #include +#endif + +#include +#include + +namespace spdlog { + +SPDLOG_INLINE void initialize_logger(std::shared_ptr logger) { + details::registry::instance().initialize_logger(std::move(logger)); +} + +SPDLOG_INLINE std::shared_ptr get(const std::string &name) { + return details::registry::instance().get(name); +} + +SPDLOG_INLINE void set_formatter(std::unique_ptr formatter) { + details::registry::instance().set_formatter(std::move(formatter)); +} + +SPDLOG_INLINE void set_pattern(std::string pattern, pattern_time_type time_type) { + set_formatter( + std::unique_ptr(new pattern_formatter(std::move(pattern), time_type))); +} + +SPDLOG_INLINE void enable_backtrace(size_t n_messages) { + details::registry::instance().enable_backtrace(n_messages); +} + +SPDLOG_INLINE void disable_backtrace() { details::registry::instance().disable_backtrace(); } + +SPDLOG_INLINE void dump_backtrace() { default_logger_raw()->dump_backtrace(); } + +SPDLOG_INLINE level::level_enum get_level() { return default_logger_raw()->level(); } + +SPDLOG_INLINE bool should_log(level::level_enum log_level) { + return default_logger_raw()->should_log(log_level); +} + +SPDLOG_INLINE void set_level(level::level_enum log_level) { + details::registry::instance().set_level(log_level); +} + +SPDLOG_INLINE void flush_on(level::level_enum log_level) { + details::registry::instance().flush_on(log_level); +} + +SPDLOG_INLINE void set_error_handler(void (*handler)(const std::string &msg)) { + details::registry::instance().set_error_handler(handler); +} + +SPDLOG_INLINE void register_logger(std::shared_ptr logger) { + details::registry::instance().register_logger(std::move(logger)); +} + +SPDLOG_INLINE void apply_all(const std::function)> &fun) { + details::registry::instance().apply_all(fun); +} + +SPDLOG_INLINE void drop(const std::string &name) { details::registry::instance().drop(name); } + +SPDLOG_INLINE void drop_all() { details::registry::instance().drop_all(); } + +SPDLOG_INLINE void shutdown() { details::registry::instance().shutdown(); } + +SPDLOG_INLINE void set_automatic_registration(bool automatic_registration) { + details::registry::instance().set_automatic_registration(automatic_registration); +} + +SPDLOG_INLINE std::shared_ptr default_logger() { + return details::registry::instance().default_logger(); +} + +SPDLOG_INLINE spdlog::logger *default_logger_raw() { + return details::registry::instance().get_default_raw(); +} + +SPDLOG_INLINE void set_default_logger(std::shared_ptr default_logger) { + details::registry::instance().set_default_logger(std::move(default_logger)); +} + +SPDLOG_INLINE void apply_logger_env_levels(std::shared_ptr logger) { + details::registry::instance().apply_logger_env_levels(std::move(logger)); +} + +} // namespace spdlog diff --git a/cloudphone/src/main/cpp/libs/spdlog/spdlog.h b/cloudphone/src/main/cpp/libs/spdlog/spdlog.h new file mode 100644 index 0000000000000000000000000000000000000000..a8afbcec4a94dfa95e92bc70a9407619679f87e9 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/spdlog.h @@ -0,0 +1,352 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +// spdlog main header file. +// see example.cpp for usage example + +#ifndef SPDLOG_H +#define SPDLOG_H + +#pragma once + +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +namespace spdlog { + +using default_factory = synchronous_factory; + +// Create and register a logger with a templated sink type +// The logger's level, formatter and flush level will be set according the +// global settings. +// +// Example: +// spdlog::create("logger_name", "dailylog_filename", 11, 59); +template +inline std::shared_ptr create(std::string logger_name, SinkArgs &&...sink_args) { + return default_factory::create(std::move(logger_name), + std::forward(sink_args)...); +} + +// Initialize and register a logger, +// formatter and flush level will be set according the global settings. +// +// Useful for initializing manually created loggers with the global settings. +// +// Example: +// auto mylogger = std::make_shared("mylogger", ...); +// spdlog::initialize_logger(mylogger); +SPDLOG_API void initialize_logger(std::shared_ptr logger); + +// Return an existing logger or nullptr if a logger with such name doesn't +// exist. +// example: spdlog::get("my_logger")->info("hello {}", "world"); +SPDLOG_API std::shared_ptr get(const std::string &name); + +// Set global formatter. Each sink in each logger will get a clone of this object +SPDLOG_API void set_formatter(std::unique_ptr formatter); + +// Set global format string. +// example: spdlog::set_pattern("%Y-%m-%d %H:%M:%S.%e %l : %v"); +SPDLOG_API void set_pattern(std::string pattern, + pattern_time_type time_type = pattern_time_type::local); + +// enable global backtrace support +SPDLOG_API void enable_backtrace(size_t n_messages); + +// disable global backtrace support +SPDLOG_API void disable_backtrace(); + +// call dump backtrace on default logger +SPDLOG_API void dump_backtrace(); + +// Get global logging level +SPDLOG_API level::level_enum get_level(); + +// Set global logging level +SPDLOG_API void set_level(level::level_enum log_level); + +// Determine whether the default logger should log messages with a certain level +SPDLOG_API bool should_log(level::level_enum lvl); + +// Set global flush level +SPDLOG_API void flush_on(level::level_enum log_level); + +// Start/Restart a periodic flusher thread +// Warning: Use only if all your loggers are thread safe! +template +inline void flush_every(std::chrono::duration interval) { + details::registry::instance().flush_every(interval); +} + +// Set global error handler +SPDLOG_API void set_error_handler(void (*handler)(const std::string &msg)); + +// Register the given logger with the given name +SPDLOG_API void register_logger(std::shared_ptr logger); + +// Apply a user defined function on all registered loggers +// Example: +// spdlog::apply_all([&](std::shared_ptr l) {l->flush();}); +SPDLOG_API void apply_all(const std::function)> &fun); + +// Drop the reference to the given logger +SPDLOG_API void drop(const std::string &name); + +// Drop all references from the registry +SPDLOG_API void drop_all(); + +// stop any running threads started by spdlog and clean registry loggers +SPDLOG_API void shutdown(); + +// Automatic registration of loggers when using spdlog::create() or spdlog::create_async +SPDLOG_API void set_automatic_registration(bool automatic_registration); + +// API for using default logger (stdout_color_mt), +// e.g: spdlog::info("Message {}", 1); +// +// The default logger object can be accessed using the spdlog::default_logger(): +// For example, to add another sink to it: +// spdlog::default_logger()->sinks().push_back(some_sink); +// +// The default logger can replaced using spdlog::set_default_logger(new_logger). +// For example, to replace it with a file logger. +// +// IMPORTANT: +// The default API is thread safe (for _mt loggers), but: +// set_default_logger() *should not* be used concurrently with the default API. +// e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. + +SPDLOG_API std::shared_ptr default_logger(); + +SPDLOG_API spdlog::logger *default_logger_raw(); + +SPDLOG_API void set_default_logger(std::shared_ptr default_logger); + +// Initialize logger level based on environment configs. +// +// Useful for applying SPDLOG_LEVEL to manually created loggers. +// +// Example: +// auto mylogger = std::make_shared("mylogger", ...); +// spdlog::apply_logger_env_levels(mylogger); +SPDLOG_API void apply_logger_env_levels(std::shared_ptr logger); + +template +inline void log(source_loc source, + level::level_enum lvl, + format_string_t fmt, + Args &&...args) { + default_logger_raw()->log(source, lvl, fmt, std::forward(args)...); +} + +template +inline void log(level::level_enum lvl, format_string_t fmt, Args &&...args) { + default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward(args)...); +} + +template +inline void trace(format_string_t fmt, Args &&...args) { + default_logger_raw()->trace(fmt, std::forward(args)...); +} + +template +inline void debug(format_string_t fmt, Args &&...args) { + default_logger_raw()->debug(fmt, std::forward(args)...); +} + +template +inline void info(format_string_t fmt, Args &&...args) { + default_logger_raw()->info(fmt, std::forward(args)...); +} + +template +inline void warn(format_string_t fmt, Args &&...args) { + default_logger_raw()->warn(fmt, std::forward(args)...); +} + +template +inline void error(format_string_t fmt, Args &&...args) { + default_logger_raw()->error(fmt, std::forward(args)...); +} + +template +inline void critical(format_string_t fmt, Args &&...args) { + default_logger_raw()->critical(fmt, std::forward(args)...); +} + +template +inline void log(source_loc source, level::level_enum lvl, const T &msg) { + default_logger_raw()->log(source, lvl, msg); +} + +template +inline void log(level::level_enum lvl, const T &msg) { + default_logger_raw()->log(lvl, msg); +} + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT +template +inline void log(source_loc source, + level::level_enum lvl, + wformat_string_t fmt, + Args &&...args) { + default_logger_raw()->log(source, lvl, fmt, std::forward(args)...); +} + +template +inline void log(level::level_enum lvl, wformat_string_t fmt, Args &&...args) { + default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward(args)...); +} + +template +inline void trace(wformat_string_t fmt, Args &&...args) { + default_logger_raw()->trace(fmt, std::forward(args)...); +} + +template +inline void debug(wformat_string_t fmt, Args &&...args) { + default_logger_raw()->debug(fmt, std::forward(args)...); +} + +template +inline void info(wformat_string_t fmt, Args &&...args) { + default_logger_raw()->info(fmt, std::forward(args)...); +} + +template +inline void warn(wformat_string_t fmt, Args &&...args) { + default_logger_raw()->warn(fmt, std::forward(args)...); +} + +template +inline void error(wformat_string_t fmt, Args &&...args) { + default_logger_raw()->error(fmt, std::forward(args)...); +} + +template +inline void critical(wformat_string_t fmt, Args &&...args) { + default_logger_raw()->critical(fmt, std::forward(args)...); +} +#endif + +template +inline void trace(const T &msg) { + default_logger_raw()->trace(msg); +} + +template +inline void debug(const T &msg) { + default_logger_raw()->debug(msg); +} + +template +inline void info(const T &msg) { + default_logger_raw()->info(msg); +} + +template +inline void warn(const T &msg) { + default_logger_raw()->warn(msg); +} + +template +inline void error(const T &msg) { + default_logger_raw()->error(msg); +} + +template +inline void critical(const T &msg) { + default_logger_raw()->critical(msg); +} + +} // namespace spdlog + +// +// enable/disable log calls at compile time according to global level. +// +// define SPDLOG_ACTIVE_LEVEL to one of those (before including spdlog.h): +// SPDLOG_LEVEL_TRACE, +// SPDLOG_LEVEL_DEBUG, +// SPDLOG_LEVEL_INFO, +// SPDLOG_LEVEL_WARN, +// SPDLOG_LEVEL_ERROR, +// SPDLOG_LEVEL_CRITICAL, +// SPDLOG_LEVEL_OFF +// + +#ifndef SPDLOG_NO_SOURCE_LOC + #define SPDLOG_LOGGER_CALL(logger, level, ...) \ + (logger)->log(spdlog::source_loc{__FILE__, __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__) +#else + #define SPDLOG_LOGGER_CALL(logger, level, ...) \ + (logger)->log(spdlog::source_loc{}, level, __VA_ARGS__) +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_TRACE + #define SPDLOG_LOGGER_TRACE(logger, ...) \ + SPDLOG_LOGGER_CALL(logger, spdlog::level::trace, __VA_ARGS__) + #define SPDLOG_TRACE(...) SPDLOG_LOGGER_TRACE(spdlog::default_logger_raw(), __VA_ARGS__) +#else + #define SPDLOG_LOGGER_TRACE(logger, ...) (void)0 + #define SPDLOG_TRACE(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_DEBUG + #define SPDLOG_LOGGER_DEBUG(logger, ...) \ + SPDLOG_LOGGER_CALL(logger, spdlog::level::debug, __VA_ARGS__) + #define SPDLOG_DEBUG(...) SPDLOG_LOGGER_DEBUG(spdlog::default_logger_raw(), __VA_ARGS__) +#else + #define SPDLOG_LOGGER_DEBUG(logger, ...) (void)0 + #define SPDLOG_DEBUG(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_INFO + #define SPDLOG_LOGGER_INFO(logger, ...) \ + SPDLOG_LOGGER_CALL(logger, spdlog::level::info, __VA_ARGS__) + #define SPDLOG_INFO(...) SPDLOG_LOGGER_INFO(spdlog::default_logger_raw(), __VA_ARGS__) +#else + #define SPDLOG_LOGGER_INFO(logger, ...) (void)0 + #define SPDLOG_INFO(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_WARN + #define SPDLOG_LOGGER_WARN(logger, ...) \ + SPDLOG_LOGGER_CALL(logger, spdlog::level::warn, __VA_ARGS__) + #define SPDLOG_WARN(...) SPDLOG_LOGGER_WARN(spdlog::default_logger_raw(), __VA_ARGS__) +#else + #define SPDLOG_LOGGER_WARN(logger, ...) (void)0 + #define SPDLOG_WARN(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_ERROR + #define SPDLOG_LOGGER_ERROR(logger, ...) \ + SPDLOG_LOGGER_CALL(logger, spdlog::level::err, __VA_ARGS__) + #define SPDLOG_ERROR(...) SPDLOG_LOGGER_ERROR(spdlog::default_logger_raw(), __VA_ARGS__) +#else + #define SPDLOG_LOGGER_ERROR(logger, ...) (void)0 + #define SPDLOG_ERROR(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_CRITICAL + #define SPDLOG_LOGGER_CRITICAL(logger, ...) \ + SPDLOG_LOGGER_CALL(logger, spdlog::level::critical, __VA_ARGS__) + #define SPDLOG_CRITICAL(...) SPDLOG_LOGGER_CRITICAL(spdlog::default_logger_raw(), __VA_ARGS__) +#else + #define SPDLOG_LOGGER_CRITICAL(logger, ...) (void)0 + #define SPDLOG_CRITICAL(...) (void)0 +#endif + +#ifdef SPDLOG_HEADER_ONLY + #include "spdlog-inl.h" +#endif + +#endif // SPDLOG_H diff --git a/cloudphone/src/main/cpp/libs/spdlog/stopwatch.h b/cloudphone/src/main/cpp/libs/spdlog/stopwatch.h new file mode 100644 index 0000000000000000000000000000000000000000..54ab3d3b846651a904f2fe41be77b6828742744e --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/stopwatch.h @@ -0,0 +1,66 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +// Stopwatch support for spdlog (using std::chrono::steady_clock). +// Displays elapsed seconds since construction as double. +// +// Usage: +// +// spdlog::stopwatch sw; +// ... +// spdlog::debug("Elapsed: {} seconds", sw); => "Elapsed 0.005116733 seconds" +// spdlog::info("Elapsed: {:.6} seconds", sw); => "Elapsed 0.005163 seconds" +// +// +// If other units are needed (e.g. millis instead of double), include "fmt/chrono.h" and use +// "duration_cast<..>(sw.elapsed())": +// +// #include +//.. +// using std::chrono::duration_cast; +// using std::chrono::milliseconds; +// spdlog::info("Elapsed {}", duration_cast(sw.elapsed())); => "Elapsed 5ms" + +namespace spdlog { +class stopwatch { + using clock = std::chrono::steady_clock; + std::chrono::time_point start_tp_; + +public: + stopwatch() + : start_tp_{clock::now()} {} + + std::chrono::duration elapsed() const { + return std::chrono::duration(clock::now() - start_tp_); + } + + std::chrono::milliseconds elapsed_ms() const { + return std::chrono::duration_cast(clock::now() - start_tp_); + } + + void reset() { start_tp_ = clock::now(); } +}; +} // namespace spdlog + +// Support for fmt formatting (e.g. "{:012.9}" or just "{}") +namespace +#ifdef SPDLOG_USE_STD_FORMAT + std +#else + fmt +#endif +{ + +template <> +struct formatter : formatter { + template + auto format(const spdlog::stopwatch &sw, FormatContext &ctx) const -> decltype(ctx.out()) { + return formatter::format(sw.elapsed().count(), ctx); + } +}; +} // namespace std diff --git a/cloudphone/src/main/cpp/libs/spdlog/tweakme.h b/cloudphone/src/main/cpp/libs/spdlog/tweakme.h new file mode 100644 index 0000000000000000000000000000000000000000..a47a90764a59567e030829a3ae5abff2b81916ba --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/tweakme.h @@ -0,0 +1,141 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +/////////////////////////////////////////////////////////////////////////////// +// +// Edit this file to squeeze more performance, and to customize supported +// features +// +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Under Linux, the much faster CLOCK_REALTIME_COARSE clock can be used. +// This clock is less accurate - can be off by dozens of millis - depending on +// the kernel HZ. +// Uncomment to use it instead of the regular clock. +// +// #define SPDLOG_CLOCK_COARSE +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment if source location logging is not needed. +// This will prevent spdlog from using __FILE__, __LINE__ and SPDLOG_FUNCTION +// +// #define SPDLOG_NO_SOURCE_LOC +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment if thread id logging is not needed (i.e. no %t in the log pattern). +// This will prevent spdlog from querying the thread id on each log call. +// +// WARNING: If the log pattern contains thread id (i.e, %t) while this flag is +// on, zero will be logged as thread id. +// +// #define SPDLOG_NO_THREAD_ID +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to prevent spdlog from using thread local storage. +// +// WARNING: if your program forks, UNCOMMENT this flag to prevent undefined +// thread ids in the children logs. +// +// #define SPDLOG_NO_TLS +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to avoid spdlog's usage of atomic log levels +// Use only if your code never modifies a logger's log levels concurrently by +// different threads. +// +// #define SPDLOG_NO_ATOMIC_LEVELS +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to enable usage of wchar_t for file names on Windows. +// +// #define SPDLOG_WCHAR_FILENAMES +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to override default eol ("\n" or "\r\n" under Linux/Windows) +// +// #define SPDLOG_EOL ";-)\n" +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to override default folder separators ("/" or "\\/" under +// Linux/Windows). Each character in the string is treated as a different +// separator. +// +// #define SPDLOG_FOLDER_SEPS "\\" +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to use your own copy of the fmt library instead of spdlog's copy. +// In this case spdlog will try to include so set your -I flag +// accordingly. +// +// #define SPDLOG_FMT_EXTERNAL +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to use C++20 std::format instead of fmt. +// +// #define SPDLOG_USE_STD_FORMAT +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to enable wchar_t support (convert to utf8) +// +// #define SPDLOG_WCHAR_TO_UTF8_SUPPORT +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to prevent child processes from inheriting log file descriptors +// +// #define SPDLOG_PREVENT_CHILD_FD +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to customize level names (e.g. "MY TRACE") +// +// #define SPDLOG_LEVEL_NAMES { "MY TRACE", "MY DEBUG", "MY INFO", "MY WARNING", "MY ERROR", "MY +// CRITICAL", "OFF" } +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to customize short level names (e.g. "MT") +// These can be longer than one character. +// +// #define SPDLOG_SHORT_LEVEL_NAMES { "T", "D", "I", "W", "E", "C", "O" } +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to disable default logger creation. +// This might save some (very) small initialization time if no default logger is needed. +// +// #define SPDLOG_DISABLE_DEFAULT_LOGGER +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment and set to compile time level with zero cost (default is INFO). +// Macros like SPDLOG_DEBUG(..), SPDLOG_INFO(..) will expand to empty statements if not enabled +// +// #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment (and change if desired) macro to use for function names. +// This is compiler dependent. +// __PRETTY_FUNCTION__ might be nicer in clang/gcc, and __FUNCTION__ in msvc. +// Defaults to __FUNCTION__ (should work on all compilers) if not defined. +// +// #ifdef __PRETTY_FUNCTION__ +// # define SPDLOG_FUNCTION __PRETTY_FUNCTION__ +// #else +// # define SPDLOG_FUNCTION __FUNCTION__ +// #endif +/////////////////////////////////////////////////////////////////////////////// diff --git a/cloudphone/src/main/cpp/libs/spdlog/version.h b/cloudphone/src/main/cpp/libs/spdlog/version.h new file mode 100644 index 0000000000000000000000000000000000000000..4fa94cb68cc3fe17521b891f2cb90bbea55475e2 --- /dev/null +++ b/cloudphone/src/main/cpp/libs/spdlog/version.h @@ -0,0 +1,11 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#define SPDLOG_VER_MAJOR 1 +#define SPDLOG_VER_MINOR 14 +#define SPDLOG_VER_PATCH 1 + +#define SPDLOG_TO_VERSION(major, minor, patch) (major * 10000 + minor * 100 + patch) +#define SPDLOG_VERSION SPDLOG_TO_VERSION(SPDLOG_VER_MAJOR, SPDLOG_VER_MINOR, SPDLOG_VER_PATCH) diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/api/ICloudPhone.java b/cloudphone/src/main/java/com/huawei/cloudphone/api/ICloudPhone.java index a08203106075477d969deb2890828c44d792736a..016d07f512f8a0b869c11049c87aedd122edf4ea 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/api/ICloudPhone.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/api/ICloudPhone.java @@ -152,4 +152,10 @@ public interface ICloudPhone { * @return 当前状态 */ int getState(); + + String getVideoStatisticInfo(); + + String getSimpleStatisticInfo(); + + String getSensorStatusInfo(); } diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/apiimpl/CloudPhoneImpl.java b/cloudphone/src/main/java/com/huawei/cloudphone/apiimpl/CloudPhoneImpl.java index 3778e1e81aefe6df0968b2c72583b17cb5dba428..9513cbffa472cbbe16183f26f0874330adeec96c 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/apiimpl/CloudPhoneImpl.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/apiimpl/CloudPhoneImpl.java @@ -41,6 +41,7 @@ import android.view.VelocityTracker; import android.view.View; import android.view.ViewGroup; import android.widget.FrameLayout; +import android.widget.Toast; import com.huawei.cloudphone.BuildConfig; import com.huawei.cloudphone.api.CloudAppDataListener; @@ -63,12 +64,15 @@ import com.huawei.cloudphone.virtualdevice.camera.VirtualCameraManager; import com.huawei.cloudphone.virtualdevice.common.RingBufferVirtualDeviceIO; import com.huawei.cloudphone.virtualdevice.common.VirtualDeviceManager; import com.huawei.cloudphone.virtualdevice.common.VirtualDeviceProtocol; +import com.huawei.cloudphone.virtualdevice.sensor.VirtualSensorManager; import java.util.HashMap; import java.util.Map; import java.util.Timer; import java.util.TimerTask; +import static com.huawei.cloudphone.api.CloudPhoneParas.DEV_TYPE_SENSOR; + public class CloudPhoneImpl implements ICloudPhone { private static final String TAG = "CloudPhoneImpl"; private static final int STATE_INIT = 0; @@ -90,6 +94,8 @@ public class CloudPhoneImpl implements ICloudPhone { private static final int CMD_SET_MEDIA_CONFIG = 17; private static final byte CUSTOM_DATA = 18; private static final byte IME_DATA =14; + public static final int RECONNECT_RETRY_MAX_COUNT = 10; + public static final int RECONNECT_INTERVAL_TIME = 2; // 间隔2s，实际执行为3s private final Object mCloudPhoneLock = new Object(); private CasProcessor mProccessor = null; @@ -124,6 +130,7 @@ public class CloudPhoneImpl implements ICloudPhone { private int mBgTimeout = 60 * 1000; private int mTouchCount = 0; private VelocityTracker mVelocityTracker = VelocityTracker.obtain(); + private Toast toast = null; private long initTime = 0; @@ -342,6 +349,37 @@ public class CloudPhoneImpl implements ICloudPhone { } } + @Override + public String getVideoStatisticInfo() { + if (mProccessor != null) { + return mProccessor.getVideoStreamStats(); + } else { + return ""; + } + } + + @Override + public String getSimpleStatisticInfo() { + if (mProccessor != null) { + return mProccessor.getSimpleStreamStats(); + } else { + return ""; + } + } + + @Override + public String getSensorStatusInfo() { + VirtualDeviceProtocol virtualDevice = mVirtualDeviceSession.getVirtualDevice(); + if (virtualDevice == null) { + return ""; + } + VirtualDeviceManager virtualDeviceManager = virtualDevice.getVirtualDeviceManager(DEV_TYPE_SENSOR); + if (virtualDeviceManager == null) { + return ""; + } + return ((VirtualSensorManager) virtualDeviceManager).getSensorStatus(); + } + @Override public int getState() { return mCurrentState; @@ -614,6 +652,11 @@ public class CloudPhoneImpl implements ICloudPhone { if (mCheckConnectStateThread != null) { mIsReconnectTaskRun = false; mCheckConnectStateThread.interrupt(); + try { + mCheckConnectStateThread.join(); + } catch (InterruptedException e) { + CASLog.e(TAG, "stop CheckConnectStateThread failed. " + e.getMessage()); + } mCheckConnectStateThread = null; } mProccessor.stopJniRecv(); @@ -686,12 +729,15 @@ public class CloudPhoneImpl implements ICloudPhone { return; } synchronized (mCloudPhoneLock) { + toast = Toast.makeText(mContext, "Network connection disconnected,\nreconnecting.", Toast.LENGTH_LONG); try { if (mCurrentState == STATE_INIT || mCurrentState == STATE_PAUSE) { return; } CASLog.i(TAG, "reconnect mAutoReconnectCount=" + mAutoReconnectCount); + toast.show(); mProccessor.stopJniRecv(); + long currentTs = System.currentTimeMillis(); if (mProccessor.reconnect()) { int status = mProccessor.getState(); if (status == JNIState.JNI_CONNECTED) { @@ -699,37 +745,36 @@ public class CloudPhoneImpl implements ICloudPhone { mAutoReconnectCount = 0; mAutoReconnectTimer = null; mReconnecting = false; + + if (System.currentTimeMillis() - currentTs < 1000) { + try { + // 重连时长不足1s等待1s，防止只出现重连成功的提示 + Thread.sleep(1000); + } catch (InterruptedException e) { + e.printStackTrace(); + } + } + toast.cancel(); + Toast.makeText(mContext, "Reconnect success!", Toast.LENGTH_SHORT).show(); return; } } CASLog.i(TAG, "reconnect failed"); mAutoReconnectCount++; - if (mAutoReconnectCount > 3) { + if (mAutoReconnectCount > RECONNECT_RETRY_MAX_COUNT) { if (mStateListener != null) { + toast.cancel(); mStateListener.onNotify(CasState.CAS_CONNECT_LOST, "Connect lost"); mAutoReconnectCount = 0; return; } } - int time = 1; - switch (mAutoReconnectCount) { - case 1: - time = 1; - break; - case 2: - time = 3; - break; - case 3: - time = 5; - break; - default: - return; - } + if (mAutoReconnectTimer != null) { mAutoReconnectTimer.cancel(); } mAutoReconnectTimer = new Timer(); - mAutoReconnectTimer.schedule(new ReconnectTimerTask(), (long) time * 1000); + mAutoReconnectTimer.schedule(new ReconnectTimerTask(), (long) RECONNECT_INTERVAL_TIME * 1000); } catch (Exception e) { CASLog.e(TAG, "handleReconnectCmd failed. " + e.getMessage()); } finally { diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/audio/AudioTrackerCallback.java b/cloudphone/src/main/java/com/huawei/cloudphone/audio/AudioTrackerCallback.java index 7664cb6784b5bfa950992e2f1c510c4bd02601d5..af20b609c4f6ea698d3ab0c1aac7cb06dcb3a78a 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/audio/AudioTrackerCallback.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/audio/AudioTrackerCallback.java @@ -27,9 +27,6 @@ import com.huawei.cloudphone.datacenter.NewPacketCallback; import com.huawei.cloudphone.jniwrapper.OpusJNIWrapper; import java.util.ArrayList; -import java.util.Arrays; -import java.util.Date; -import java.util.Objects; /** * AudioTrackerCallback @@ -220,15 +217,7 @@ public class AudioTrackerCallback implements NewPacketCallback { int userSize = msg.getSize(); byte[] buffer = msg.readBytes(userSize); - // decode and play - short[] data = new short[bufferSizeInBytes]; - int dataLen = OpusJNIWrapper.opusDecode(mDecoder, buffer, userSize, data, bufferSizeInBytes * 2); - if (dataLen < 0) { - CASLog.e(TAG, "OPUS decode fail" + "userSize : " + userSize + "inputBuffer : " + Arrays.toString(buffer) - + "outputBuffer :" + Arrays.toString(data)); - return; - } - mTrackPlayer.write(data, 0, dataLen, AudioTrack.WRITE_NON_BLOCKING); + mTrackPlayer.write(buffer, 0, userSize, AudioTrack.WRITE_NON_BLOCKING); } private void handleStop(CasRemoteMessage msg) { diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/jniwrapper/JNIWrapper.java b/cloudphone/src/main/java/com/huawei/cloudphone/jniwrapper/JNIWrapper.java index cb49f18bd67b2bc445bbd35db391341ad89b65be..33787f1f3e24d59e78ba14764f59a67402ee26be 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/jniwrapper/JNIWrapper.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/jniwrapper/JNIWrapper.java @@ -90,6 +90,10 @@ public class JNIWrapper { public static native int getLag(); + public static native String getVideoStreamStats(); + + public static native String getSimpleStreamStats(); + public static native boolean setMediaConfig(HashMap mediaConfigMap); public static native boolean setRotation(int rotation); diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/jniwrapper/JniBridge.java b/cloudphone/src/main/java/com/huawei/cloudphone/jniwrapper/JniBridge.java index 566e030f3f8f1bfb0f3ab03231f147e34be8fb1b..7c0ee2e6eaa987723383a55ee35d52b287e2c6c8 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/jniwrapper/JniBridge.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/jniwrapper/JniBridge.java @@ -85,6 +85,15 @@ public class JniBridge { return JNIWrapper.getLag(); } + public String getVideoStreamStats() { + return JNIWrapper.getVideoStreamStats(); + } + + public String getSimpleStreamStats() { + return JNIWrapper.getSimpleStreamStats(); + } + + public boolean setMediaConfig(HashMap mediaConfigMap) { if (mediaConfigMap != null) { return JNIWrapper.setMediaConfig(mediaConfigMap); diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/service/CasProcessor.java b/cloudphone/src/main/java/com/huawei/cloudphone/service/CasProcessor.java index 18608524e86989e37c96352046b71439c3cbc573..1967f41a4b82de4760efdfc019166531d49e8eb2 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/service/CasProcessor.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/service/CasProcessor.java @@ -190,6 +190,14 @@ public class CasProcessor { return JniBridge.getInstance().getLag(); } + public String getVideoStreamStats() { + return JniBridge.getInstance().getVideoStreamStats(); + } + + public String getSimpleStreamStats() { + return JniBridge.getInstance().getSimpleStreamStats(); + } + public boolean startJniRecv() { CASLog.i(TAG, "startJniRecv... "); mUpstreamReceiveDispatcher = new CasRecvPktDispatcher(); diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/VirtualDeviceSession.java b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/VirtualDeviceSession.java index ed4013c60f8826b5f2d407654f7a0f505335f829..1fd6629fc8fc407416be19ab850bafdc8f1ae080 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/VirtualDeviceSession.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/VirtualDeviceSession.java @@ -53,8 +53,10 @@ public class VirtualDeviceSession { public void start() { synchronized (mLock) { - mVirtualDevice = new VirtualDeviceProtocol(mVirtualDeviceIO, mContext); - mVirtualDevice.initVirtualDeviceManagers(mPermissionListener); + if (mVirtualDevice == null) { + mVirtualDevice = new VirtualDeviceProtocol(mVirtualDeviceIO, mContext); + mVirtualDevice.initVirtualDeviceManagers(mPermissionListener); + } mVirtualDevice.startProcess(); } } diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/common/VirtualDeviceProtocol.java b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/common/VirtualDeviceProtocol.java index 16906a5ac97aca5931b60a17aba8351617847163..dd2e7352d46563ae5ce90e6149fd2c62092049ec 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/common/VirtualDeviceProtocol.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/common/VirtualDeviceProtocol.java @@ -25,6 +25,7 @@ import android.hardware.SensorManager; import android.util.Log; import com.huawei.cloudphone.api.CloudPhonePermissionRequestListener; +import com.huawei.cloudphone.common.CASLog; import com.huawei.cloudphone.virtualdevice.camera.VirtualCameraManager; import com.huawei.cloudphone.virtualdevice.location.VirtualLocationManager; import com.huawei.cloudphone.virtualdevice.microphone.VirtualMicrophoneManager; @@ -106,6 +107,11 @@ public class VirtualDeviceProtocol { public void stopProcess() { mIsTaskRun = false; mPktProcessThread.interrupt(); + try { + mPktProcessThread.join(); + } catch (InterruptedException e) { + CASLog.e(TAG, "stop PacketParseThread failed. " + e.getMessage()); + } for (Map.Entry entry : virtualDeviceManagers.entrySet()) { entry.getValue().stop(); } diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/sensor/VirtualSensor.java b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/sensor/VirtualSensor.java index 4c148529af95cf5a9cb41a3400b0639cbb9f18fd..303e56ed0d47168ded34b602dbe33255a4634d90 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/sensor/VirtualSensor.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/sensor/VirtualSensor.java @@ -23,11 +23,9 @@ import android.os.Handler; import android.os.HandlerThread; import android.util.Log; -import com.huawei.cloudphone.common.CASLog; import com.huawei.cloudphone.virtualdevice.common.IVirtualDeviceDataListener; -import com.huawei.cloudphone.virtualdevice.common.VirtualDeviceProtocol; -import java.util.Arrays; +import java.lang.reflect.Type; import java.util.HashMap; import java.util.List; import java.util.Map; @@ -43,10 +41,56 @@ public class VirtualSensor implements SensorEventListener { private boolean mIsStart = false; private Map mSensorMap = new HashMap<>(); + private Map mSensorActiveMap = new HashMap<>(); + + private Map mSensorTypeToNameMap = new HashMap(){{ + + put(Sensor.TYPE_PROXIMITY, "接近传感器"); + put(Sensor.TYPE_GRAVITY, "重力传感器"); + put(Sensor.TYPE_LINEAR_ACCELERATION, "线性加速度传感器"); + put(Sensor.TYPE_ROTATION_VECTOR, "旋转矢量传感器"); + put(Sensor.TYPE_RELATIVE_HUMIDITY, "湿度传感器"); + put(Sensor.TYPE_AMBIENT_TEMPERATURE, "温度传感器"); + put(Sensor.TYPE_MAGNETIC_FIELD_UNCALIBRATED, "未校准磁力传感器"); + put(Sensor.TYPE_GAME_ROTATION_VECTOR, "游戏矢量传感器"); + put(Sensor.TYPE_GYROSCOPE_UNCALIBRATED, "未校准陀螺仪"); + put(Sensor.TYPE_SIGNIFICANT_MOTION, "大幅动作传感器"); + put(Sensor.TYPE_STEP_DETECTOR, "步数检测器"); + put(Sensor.TYPE_STEP_COUNTER, "计步器"); + put(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, "地磁旋转矢量传感器"); + put(Sensor.TYPE_HEART_RATE, "心率传感器"); + put(Sensor.TYPE_POSE_6DOF, "6向姿势传感器"); + put(Sensor.TYPE_STATIONARY_DETECT, "静止检测传感器"); + put(Sensor.TYPE_MOTION_DETECT, "运动检测传感器"); + put(Sensor.TYPE_HEART_BEAT, "心跳传感器"); + put(Sensor.TYPE_LOW_LATENCY_OFFBODY_DETECT, "低延迟离开身体检测"); + put(Sensor.TYPE_ACCELEROMETER_UNCALIBRATED, "未校准加速度传感器"); + put(Sensor.TYPE_ACCELEROMETER, "加速度传感器"); + put(Sensor.TYPE_MAGNETIC_FIELD, "磁力传感器"); + put(Sensor.TYPE_ORIENTATION, "方向传感器"); + put(Sensor.TYPE_GYROSCOPE, "陀螺仪"); + put(Sensor.TYPE_LIGHT, "光线传感器"); + put(Sensor.TYPE_PRESSURE, "压力传感器"); + put(Sensor.TYPE_TEMPERATURE, "温度传感器2"); + put(22, "倾斜检测传感器"); + put(23, "手势唤醒传感器"); + put(24, "快览手势传感器"); + put(25, "唤醒手势传感器"); + put(26, "抬腕倾斜传感器"); + put(27, "设备方向传感器"); + }}; public VirtualSensor(SensorManager sensorManager) { mSensorManager = sensorManager; mAccelerationSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER); + List sensorList = mSensorManager.getSensorList(Sensor.TYPE_ALL); + for (Sensor sensor: sensorList) { + int type = sensor.getType(); + if (type >= Sensor.TYPE_DEVICE_PRIVATE_BASE) { + continue; + } + mSensorActiveMap.put(type, false); + } } void registerSensorDataListener(IVirtualDeviceDataListener listener) { @@ -75,6 +119,10 @@ public class VirtualSensor implements SensorEventListener { public void startProcess(short sensorId) { Log.i(TAG, "register sensor id " + sensorId); + + if (mSensorActiveMap.containsKey((int) sensorId)) { + mSensorActiveMap.replace((int) sensorId, true); + } if (sensorId == 1) { mSensorManager.registerListener(this, mAccelerationSensor, SensorManager.SENSOR_DELAY_GAME, mHandler); return; @@ -85,6 +133,11 @@ public class VirtualSensor implements SensorEventListener { public void stopProcess(short sensorId) { Log.i(TAG, "unregister sensor id " + sensorId); + + if (mSensorActiveMap.containsKey((int) sensorId)) { + mSensorActiveMap.replace((int) sensorId, false); + } + if (sensorId == 1) { mSensorManager.unregisterListener(this, mAccelerationSensor); } @@ -92,6 +145,26 @@ public class VirtualSensor implements SensorEventListener { mSensorManager.unregisterListener(this, mSensor); } + public String getSensorStatus() { + StringBuilder status = new StringBuilder(); + + for (Map.Entry entry : mSensorActiveMap.entrySet()) { + status.append("\n"); + status.append(getSensorNameByType(entry.getKey())); + status.append(" : "); + if (entry.getValue()) { + status.append("启用"); + } else { + status.append("关闭"); + } + } + return status.toString(); + } + + private String getSensorNameByType(Integer type) { + return mSensorTypeToNameMap.getOrDefault(type, type.toString()); + } + @Override public void onSensorChanged(SensorEvent sensorEvent) { if (mListener == null) { diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/sensor/VirtualSensorManager.java b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/sensor/VirtualSensorManager.java index f93ce01034d8bb5c6d61394a5a3e6d61867e3421..40410e7dd3580228ab3fed7e01af7eeea8b6ab5a 100644 --- a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/sensor/VirtualSensorManager.java +++ b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/sensor/VirtualSensorManager.java @@ -24,7 +24,6 @@ import android.hardware.SensorEvent; import android.hardware.SensorManager; import android.util.Log; -import com.huawei.cloudphone.common.CASLog; import com.huawei.cloudphone.virtualdevice.common.IVirtualDeviceDataListener; import com.huawei.cloudphone.virtualdevice.common.VirtualDeviceManager; import com.huawei.cloudphone.virtualdevice.common.VirtualDeviceProtocol; @@ -100,6 +99,10 @@ public class VirtualSensorManager extends VirtualDeviceManager { mVirtualSensor.stop(); } + public String getSensorStatus() { + return mVirtualSensor.getSensorStatus(); + } + class SensorDataListener implements IVirtualDeviceDataListener { @Override public void onRecvData(Object... args) { diff --git a/config.gradle b/config.gradle index 13404f6e51a2285219f065047ba8b7142259b2cb..c8bf37cda0f0cf84aae36c0a9b48cfa934fe9c94 100644 --- a/config.gradle +++ b/config.gradle @@ -5,5 +5,5 @@ ext.versions = [ compileSdkVersion : 31, buildToolsVersion : '28.0.3', versionCode : 1, - versionName : '24.6.0', + versionName : '24.7.0', ] \ No newline at end of file