diff --git a/frameworks/native/hilog_base.cpp b/frameworks/native/hilog_base.cpp
index dc6e78545fe8c70257bf464c8dd9590cdc364eea..fb4e11dcf99b01b7fb5a5092f1e5309367137028 100644
--- a/frameworks/native/hilog_base.cpp
+++ b/frameworks/native/hilog_base.cpp
@@ -29,26 +29,6 @@
 #include <sys/un.h>
 #include <unistd.h>
 
-#ifdef DEBUG
-static const int MAX_PATH_LEN = 1024;
-
-static size_t GetExecutablePath(char *processdir, char *processname, size_t len)
-{
-    char* path_end = nullptr;
-    if (readlink("/proc/self/exe", processdir, len) <= 0)
-        return -1;
-    path_end = strrchr(processdir, '/');
-    if (path_end == NULL)
-        return -1;
-    ++path_end;
-    if (strncpy_s(processname, MAX_PATH_LEN, path_end, MAX_PATH_LEN - 1)) {
-        return 0;
-    }
-    *path_end = '\0';
-    return (size_t)(path_end - processdir);
-}
-#endif
-
 namespace {
 
 constexpr int SOCKET_TYPE = SOCK_DGRAM | SOCK_NONBLOCK | SOCK_CLOEXEC;
@@ -67,7 +47,7 @@ struct SocketHandler {
     }
 };
 
-int GenerateFD()
+static int GenerateFD()
 {
     int tmpFd = TEMP_FAILURE_RETRY(socket(AF_UNIX, SOCKET_TYPE, 0));
     int res = tmpFd;
@@ -78,7 +58,7 @@ int GenerateFD()
     return res;
 }
 
-int CheckSocket(SocketHandler& socketHandler)
+static int CheckSocket(SocketHandler& socketHandler)
 {
     int currentFd = socketHandler.socketFd.load();
     if (currentFd >= 0) {
@@ -99,7 +79,7 @@ int CheckSocket(SocketHandler& socketHandler)
     return fd;
 }
 
-int CheckConnection(SocketHandler& socketHandler)
+static int CheckConnection(SocketHandler& socketHandler)
 {
     bool isConnected = socketHandler.isConnected.load();
     if (isConnected) {
@@ -121,7 +101,7 @@ int CheckConnection(SocketHandler& socketHandler)
     return 0;
 }
 
-int SendMessage(HilogMsg *header, const char *tag, int tagLen, const char *fmt, int fmtLen)
+static int SendMessage(HilogMsg *header, const char *tag, int tagLen, const char *fmt, int fmtLen)
 {
     SocketHandler socketHandler;
     int ret = CheckSocket(socketHandler);
@@ -151,7 +131,7 @@ int SendMessage(HilogMsg *header, const char *tag, int tagLen, const char *fmt,
     return ret;
 }
 
-int HiLogBasePrintArgs(const LogType type, const LogLevel level, const unsigned int domain, const char *tag,
+static int HiLogBasePrintArgs(const LogType type, const LogLevel level, const unsigned int domain, const char *tag,
     const char *fmt, va_list ap)
 {
 #ifdef DEBUG
diff --git a/frameworks/native/include/hilog_common.h b/frameworks/native/include/hilog_common.h
index 738191558ff3c44be2ba34021d3ada6b971512f6..154702a169bf7834d4653adb08f41aa3af8df3d7 100644
--- a/frameworks/native/include/hilog_common.h
+++ b/frameworks/native/include/hilog_common.h
@@ -98,6 +98,14 @@ using OptCRef = std::optional<std::reference_wrapper<const T>>;
 #define likely(x)      __builtin_expect(!!(x), 1)
 #define unlikely(x)    __builtin_expect(!!(x), 0)
 
+#if defined(__GNUC__) && (__GNUC__ >= 4)
+    #define HILOG_PUBLIC_API __attribute__((visibility ("default")))
+    #define HILOG_LOCAL_API __attribute__((visibility("hidden")))
+#else
+    #define HILOG_PUBLIC_API
+    #define HILOG_LOCAL_API
+#endif
+
 /*
  * ********************************************
  *  Error codes list
diff --git a/frameworks/native/output_p.inl b/frameworks/native/output_p.inl
index 3ecf34de48d8b1698ab722fb3646112ba2e0c7f9..816b1b9ee83f9f5d69737f8b1de382e41feb1b9f 100755
--- a/frameworks/native/output_p.inl
+++ b/frameworks/native/output_p.inl
@@ -400,7 +400,7 @@ static int SecDecodeTypeS(SecFormatAttr *attr, char *argPtr, SecFormatBuf *forma
     return textLen;
 }
 
-int SecOutputPS(SecPrintfStream *stream, int priv, const char *cformat, va_list arglist)
+HILOG_LOCAL_API int SecOutputPS(SecPrintfStream *stream, int priv, const char *cformat, va_list arglist)
 {
     const SecChar *format = cformat;
 
diff --git a/frameworks/native/vsnprintf_s_p.cpp b/frameworks/native/vsnprintf_s_p.cpp
index d2077144b771745488a100296596f3e147e24bc1..e9199c238df3d5e1b0da4151436262cefb8d9cf9 100644
--- a/frameworks/native/vsnprintf_s_p.cpp
+++ b/frameworks/native/vsnprintf_s_p.cpp
@@ -214,6 +214,7 @@ static inline int SecVsnprintfPImpl(char *string, size_t count, int priv, const
  * If there is a runtime-constraint violation, strDest[0] will be set to the '\0' when strDest and destMax valid
  *******************************************************************************
  */
+ HILOG_LOCAL_API
 int vsnprintfp_s(char *strDest, size_t destMax, size_t count, int priv,  const char *format, va_list arglist)
 {
     int retVal;
diff --git a/frameworks/native/vsnprintf_s_p.h b/frameworks/native/vsnprintf_s_p.h
index 5820a0aec01fec56763f82bff69a6d0109128f73..222e3ae07c828ef5a18a1f23df0c07246bdeca93 100644
--- a/frameworks/native/vsnprintf_s_p.h
+++ b/frameworks/native/vsnprintf_s_p.h
@@ -31,6 +31,7 @@
 * @return:return the number of characters printed(not including the terminating null byte ('\0')),
 *         If an error occurred return -1.Pay special attention to returning -1 when truncation occurs
 */
+HILOG_LOCAL_API
 int vsnprintfp_s(char *strDest, size_t destMax, size_t count, int priv,  const char *format, va_list arglist);
 
 #endif /* __VSNPRINTFP_S_H__ */