diff --git a/frameworks/native/format.cpp b/frameworks/native/format.cpp
index d4ad608e3c410fe279f38ca1b95b90c8c0d86d53..fd675c416ceafb05b3a175f1cb6c7b5026d359b4 100644
--- a/frameworks/native/format.cpp
+++ b/frameworks/native/format.cpp
@@ -59,7 +59,7 @@ int ColorFromLevel(uint16_t level)
     }
 }
 
-int HilogShowTimeBuffer(char* buffer, int bufLen, int32_t showFormat,
+int HilogShowTimeBuffer(char* buffer, int bufLen, uint32_t showFormat,
     const HilogShowFormatBuffer& contentOut)
 {
     time_t now = contentOut.tv_sec;
@@ -72,7 +72,7 @@ int HilogShowTimeBuffer(char* buffer, int bufLen, int32_t showFormat,
     if ((showFormat & (1 << EPOCH_SHOWFORMAT)) || (showFormat & (1 << MONOTONIC_SHOWFORMAT))) {
         ret = snprintf_s(buffer, bufLen, bufLen - 1,
             (showFormat & (1 << MONOTONIC_SHOWFORMAT)) ? "%6lld" : "%19lld", (long long)now);
-        timeLen += ((ret > 0) ? ret : 0); 
+        timeLen += ((ret > 0) ? ret : 0);
     } else {
         ptm = localtime(&now);
         if (ptm == nullptr) {
@@ -82,11 +82,11 @@ int HilogShowTimeBuffer(char* buffer, int bufLen, int32_t showFormat,
         timeLen = strlen(buffer);
         if (showFormat & (1 << YEAR_SHOWFORMAT)) {
             timeLen = strftime(buffer, bufLen, "%Y-%m-%d %H:%M:%S", ptm);
-            timeLen = strlen(buffer);         
+            timeLen = strlen(buffer);
         }
         if (showFormat & (1 << ZONE_SHOWFORMAT)) {
             timeLen = strftime(buffer, bufLen, "%z %m-%d %H:%M:%S", ptm);
-            timeLen = strlen(buffer); 
+            timeLen = strlen(buffer);
         }
         if (showFormat & (1 << TIME_NSEC_SHOWFORMAT)) {
             ret = snprintf_s(buffer + timeLen, bufLen - timeLen, bufLen - timeLen - 1,
@@ -99,13 +99,13 @@ int HilogShowTimeBuffer(char* buffer, int bufLen, int32_t showFormat,
         } else {
             ret = snprintf_s(buffer + timeLen, bufLen - timeLen, bufLen - timeLen - 1,
                 ".%03llu", nsecTime / NS2MS);
-            timeLen += ((ret > 0) ? ret : 0); 
+            timeLen += ((ret > 0) ? ret : 0);
         }
     }
     return timeLen;
 }
 
-void HilogShowBuffer(char* buffer, int bufLen, const HilogShowFormatBuffer& contentOut, int32_t showFormat)
+void HilogShowBuffer(char* buffer, int bufLen, const HilogShowFormatBuffer& contentOut, uint32_t showFormat)
 {
     int logLen = 0;
     int ret = 0;
diff --git a/frameworks/native/include/format.h b/frameworks/native/include/format.h
index 585a1218e68cb7606db241e31ddcc94b960a8310..a3a6923c126b12c4043081dbbc0f9702c35fb938 100644
--- a/frameworks/native/include/format.h
+++ b/frameworks/native/include/format.h
@@ -21,7 +21,7 @@ namespace OHOS {
 namespace HiviewDFX {
 const char* ParsedFromLevel(uint16_t level);
 int ColorFromLevel(uint16_t level);
-void HilogShowBuffer(char* buffer, int bufLen, const HilogShowFormatBuffer& contentOut, int32_t showFormat);
+void HilogShowBuffer(char* buffer, int bufLen, const HilogShowFormatBuffer& contentOut, uint32_t showFormat);
 } // namespace HiviewDFX
 } // namespace OHOS
 #endif /* LOG_FORMAT_H */
diff --git a/services/hilogtool/include/log_controller.h b/services/hilogtool/include/log_controller.h
index 3bfad11741851526f562b0f9fdd6acb03097b21a..cc5bb158e935619779b62cd4b76171f1c49aa89c 100644
--- a/services/hilogtool/include/log_controller.h
+++ b/services/hilogtool/include/log_controller.h
@@ -34,7 +34,7 @@ inline void PrintBuffer(void* pBuff, unsigned int nLen);
 void NextRequestOp(SeqPacketSocketClient& controller, uint16_t sendId);
 void LogQueryRequestOp(SeqPacketSocketClient& controller, const HilogArgs* context);
 void LogQueryResponseOp(SeqPacketSocketClient& controller, char* recvBuffer, uint32_t bufLen,
-    const HilogArgs* context, int32_t format);
+    const HilogArgs* context, uint32_t format);
 int32_t BufferSizeOp(SeqPacketSocketClient& controller, uint8_t msgCmd,
     const std::string& logTypeStr, const std::string& buffSizeStr);
 int32_t StatisticInfoOp(SeqPacketSocketClient& controller, uint8_t msgCmd,
diff --git a/services/hilogtool/include/log_display.h b/services/hilogtool/include/log_display.h
index 6d24551ae9c8a1d4f18360a84dcd4ada77f94606..b92025ba34c05d94b5587b674a760ea466abca2a 100644
--- a/services/hilogtool/include/log_display.h
+++ b/services/hilogtool/include/log_display.h
@@ -25,7 +25,7 @@ namespace HiviewDFX {
 using namespace std;
 int32_t ControlCmdResult(const char* message);
 std::string ParseErrorCode(ErrorCode errorCode);
-void HilogShowLog(int32_t showFormat, HilogDataMessage* contentOut,
+void HilogShowLog(uint32_t showFormat, HilogDataMessage* contentOut,
     const HilogArgs* context, vector<string>& tailBuffer);
 HilogShowFormat HilogFormat (const char* formatArg);
 } // namespace HiviewDFX
diff --git a/services/hilogtool/log_controller.cpp b/services/hilogtool/log_controller.cpp
index 24ef3cd30d31fd01b08bef8a9435648ad6261542..994eec7e7d930d62a5610d8cf849aebc220b5b8f 100644
--- a/services/hilogtool/log_controller.cpp
+++ b/services/hilogtool/log_controller.cpp
@@ -211,7 +211,7 @@ void LogQueryRequestOp(SeqPacketSocketClient& controller, const HilogArgs* conte
 }
 
 void LogQueryResponseOp(SeqPacketSocketClient& controller, char* recvBuffer, uint32_t bufLen,
-    const HilogArgs* context, int32_t format)
+    const HilogArgs* context, uint32_t format)
 {
     static std::vector<string> tailBuffer;
     LogQueryResponse* rsp = reinterpret_cast<LogQueryResponse*>(recvBuffer);
@@ -252,7 +252,7 @@ void LogQueryResponseOp(SeqPacketSocketClient& controller, char* recvBuffer, uin
         }
     }
 }
-int32_t BufferSizeOp(SeqPacketSocketClient& controller, uint8_t msgCmd, const std::string& logTypeStr, 
+int32_t BufferSizeOp(SeqPacketSocketClient& controller, uint8_t msgCmd, const std::string& logTypeStr,
     const std::string& buffSizeStr)
 {
     char msgToSend[MSG_MAX_LEN] = {0};
diff --git a/services/hilogtool/log_display.cpp b/services/hilogtool/log_display.cpp
index 648b265915231887514b4dfa935c01b857095e46..59f496e2a8c463a61b6030c898dc271cf636ac5f 100644
--- a/services/hilogtool/log_display.cpp
+++ b/services/hilogtool/log_display.cpp
@@ -70,7 +70,7 @@ unordered_map<uint16_t, std::string> errorMsg
     {ERR_BUFF_SIZE_INVALID, "Invalid buffer size, buffer size should be more than 0 and less than "
     + to_string(MAX_BUFFER_SIZE)},
     {ERR_COMMAND_INVALID, "Invalid command, only one control command can be executed each time"}
-}; 
+};
 
 string ParseErrorCode(ErrorCode errorCode)
 {
@@ -436,7 +436,7 @@ bool HilogMatchByRegex(string context, string regExpArg)
     }
 }
 
-void HilogShowLog(int32_t showFormat, HilogDataMessage* data, const HilogArgs* context,
+void HilogShowLog(uint32_t showFormat, HilogDataMessage* data, const HilogArgs* context,
     vector<string>& tailBuffer)
 {
     if (data->sendId == SENDIDN) {
diff --git a/services/hilogtool/main.cpp b/services/hilogtool/main.cpp
index 3c85b815ad743095579f7c48cbde347bc8c2c176..69867cc372586fccbaf8021b8384f71f6734f93b 100644
--- a/services/hilogtool/main.cpp
+++ b/services/hilogtool/main.cpp
@@ -174,7 +174,7 @@ int HilogEntry(int argc, char* argv[])
     regex delimiter(",");
     context.noBlockMode = 0;
     int32_t ret = 0;
-    int32_t showFormat = 0;
+    uint32_t showFormat = 0;
     int controlCount = 0;
     for (int argsCount = 0; argsCount < argc; argsCount++) {
         args.push_back(argv[argsCount]);