diff --git a/src/client/src/tscParseLineProtocol.c b/src/client/src/tscParseLineProtocol.c
index e45c1bc956a9c55c316141423c81c726df696b39..93cdd1ab99e48ce5a6ff75f8284031d30c58640a 100644
--- a/src/client/src/tscParseLineProtocol.c
+++ b/src/client/src/tscParseLineProtocol.c
@@ -177,10 +177,10 @@ static int32_t getSmlMd5ChildTableName(TAOS_SML_DATA_POINT* point, char* tableNa
   }
   size_t len = 0;
   char* keyJoined = taosStringBuilderGetResult(&sb, &len);
-  MD5_CTX context;
-  MD5Init(&context);
-  MD5Update(&context, (uint8_t *)keyJoined, (uint32_t)len);
-  MD5Final(&context);
+  T_MD5_CTX context;
+  tMD5Init(&context);
+  tMD5Update(&context, (uint8_t *)keyJoined, (uint32_t)len);
+  tMD5Final(&context);
   uint64_t digest1 = *(uint64_t*)(context.digest);
   uint64_t digest2 = *(uint64_t*)(context.digest + 8);
   *tableNameLen = snprintf(tableName, *tableNameLen,
diff --git a/src/plugins/http/src/httpUtil.c b/src/plugins/http/src/httpUtil.c
index f30ac7326eef20f4abf5558b288f16f6ee313b42..c49d561e2b552bd6dfdeb2a7d161da5ad75d3628 100644
--- a/src/plugins/http/src/httpUtil.c
+++ b/src/plugins/http/src/httpUtil.c
@@ -350,10 +350,10 @@ int32_t httpShrinkTableName(HttpContext *pContext, int32_t pos, char *name) {
     return pos;
   }
 
-  MD5_CTX context;
-  MD5Init(&context);
-  MD5Update(&context, (uint8_t *)name, (uint32_t)len);
-  MD5Final(&context);
+  T_MD5_CTX context;
+  tMD5Init(&context);
+  tMD5Update(&context, (uint8_t *)name, (uint32_t)len);
+  tMD5Final(&context);
 
   int32_t table_name = httpAddToSqlCmdBuffer(
       pContext, "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x", context.digest[0],
diff --git a/src/rpc/src/rpcMain.c b/src/rpc/src/rpcMain.c
index ddc5b2de3730ef2e0e76bca9660643a5d9a977aa..5cfa1674ca9c3168ab2dc25ee09c57b53a787b1d 100644
--- a/src/rpc/src/rpcMain.c
+++ b/src/rpc/src/rpcMain.c
@@ -1529,14 +1529,14 @@ static SRpcHead *rpcDecompressRpcMsg(SRpcHead *pHead) {
 }
 
 static int rpcAuthenticateMsg(void *pMsg, int msgLen, void *pAuth, void *pKey) {
-  MD5_CTX context;
+  T_MD5_CTX context;
   int     ret = -1;
 
-  MD5Init(&context);
-  MD5Update(&context, (uint8_t *)pKey, TSDB_KEY_LEN);
-  MD5Update(&context, (uint8_t *)pMsg, msgLen);
-  MD5Update(&context, (uint8_t *)pKey, TSDB_KEY_LEN);
-  MD5Final(&context);
+  tMD5Init(&context);
+  tMD5Update(&context, (uint8_t *)pKey, TSDB_KEY_LEN);
+  tMD5Update(&context, (uint8_t *)pMsg, msgLen);
+  tMD5Update(&context, (uint8_t *)pKey, TSDB_KEY_LEN);
+  tMD5Final(&context);
 
   if (memcmp(context.digest, pAuth, sizeof(context.digest)) == 0) ret = 0;
 
@@ -1544,13 +1544,13 @@ static int rpcAuthenticateMsg(void *pMsg, int msgLen, void *pAuth, void *pKey) {
 }
 
 static void rpcBuildAuthHead(void *pMsg, int msgLen, void *pAuth, void *pKey) {
-  MD5_CTX context;
+  T_MD5_CTX context;
 
-  MD5Init(&context);
-  MD5Update(&context, (uint8_t *)pKey, TSDB_KEY_LEN);
-  MD5Update(&context, (uint8_t *)pMsg, msgLen);
-  MD5Update(&context, (uint8_t *)pKey, TSDB_KEY_LEN);
-  MD5Final(&context);
+  tMD5Init(&context);
+  tMD5Update(&context, (uint8_t *)pKey, TSDB_KEY_LEN);
+  tMD5Update(&context, (uint8_t *)pMsg, msgLen);
+  tMD5Update(&context, (uint8_t *)pKey, TSDB_KEY_LEN);
+  tMD5Final(&context);
 
   memcpy(pAuth, context.digest, sizeof(context.digest));
 }
diff --git a/src/util/inc/tmd5.h b/src/util/inc/tmd5.h
index d7fd038f37c9e1698394c90e07aaf9ac6a23590c..f0666b257963d91f60268d84482c74fff22f90b9 100644
--- a/src/util/inc/tmd5.h
+++ b/src/util/inc/tmd5.h
@@ -31,8 +31,14 @@ typedef struct {
   uint32_t i[2];       /* number of _bits_ handled mod 2^64 */
   uint32_t buf[4];     /* scratch buffer */
   uint8_t  in[64];     /* input buffer */
-  uint8_t  digest[16]; /* actual digest after MD5Final call */
-} MD5_CTX;
+  uint8_t  digest[16]; /* actual digest after tMD5Final call */
+} T_MD5_CTX;
+
+void tMD5Init(T_MD5_CTX *mdContext);
+void tMD5Update(T_MD5_CTX *mdContext, uint8_t *inBuf, unsigned int inLen);
+void tMD5Final(T_MD5_CTX *mdContext);
+
+typedef T_MD5_CTX MD5_CTX;
 
 void MD5Init(MD5_CTX *mdContext);
 void MD5Update(MD5_CTX *mdContext, uint8_t *inBuf, unsigned int inLen);
diff --git a/src/util/inc/tutil.h b/src/util/inc/tutil.h
index 8756ed49dee5d721096877dbe90ad04d448e1c21..a1747ca84e93ae1b3ad2cff2f4ef0ce66c30a655 100644
--- a/src/util/inc/tutil.h
+++ b/src/util/inc/tutil.h
@@ -50,10 +50,10 @@ void jsonKeyMd5(void *pMsg, int msgLen, void *pKey);
 bool isValidateTag(char *input);
 
 static FORCE_INLINE void taosEncryptPass(uint8_t *inBuf, size_t inLen, char *target) {
-  MD5_CTX context;
-  MD5Init(&context);
-  MD5Update(&context, inBuf, (unsigned int)inLen);
-  MD5Final(&context);
+  T_MD5_CTX context;
+  tMD5Init(&context);
+  tMD5Update(&context, inBuf, (unsigned int)inLen);
+  tMD5Final(&context);
   memcpy(target, context.digest, TSDB_KEY_LEN);
 }
 
diff --git a/src/util/src/tmd5.c b/src/util/src/tmd5.c
index a1fdcc6a0539ad8f7bd804ab039e0e639d20ad3e..074eee5c15839b3c021432edcb4c760f6f591867 100644
--- a/src/util/src/tmd5.c
+++ b/src/util/src/tmd5.c
@@ -2,9 +2,9 @@
  ***********************************************************************
  **  Message-digest routines:                                         **
  **  To form the message digest for a message M                       **
- **    (1) Initialize a context buffer mdContext using MD5Init        **
- **    (2) Call MD5Update on mdContext and M                          **
- **    (3) Call MD5Final on mdContext                                 **
+ **    (1) Initialize a context buffer mdContext using tMD5Init        **
+ **    (2) Call tMD5Update on mdContext and M                          **
+ **    (3) Call tMD5Final on mdContext                                 **
  **  The message digest is now in mdContext->digest[0...15]           **
  ***********************************************************************
  */
@@ -82,11 +82,11 @@ static uint8_t PADDING[64] = {0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x
     (a) += (b);                                     \
   }
 
-/* The routine MD5Init initializes the message-digest context
+/* The routine tMD5Init initializes the message-digest context
    mdContext. All fields are set to zero.
  */
-void MD5Init(MD5_CTX *mdContext) {
-  memset(mdContext, 0, sizeof(MD5_CTX));
+void tMD5Init(T_MD5_CTX *mdContext) {
+  memset(mdContext, 0, sizeof(T_MD5_CTX));
 
   /* Load magic initialization constants. */
   mdContext->buf[0] = (uint32_t)0x67452301;
@@ -94,12 +94,16 @@ void MD5Init(MD5_CTX *mdContext) {
   mdContext->buf[2] = (uint32_t)0x98badcfe;
   mdContext->buf[3] = (uint32_t)0x10325476;
 }
+void MD5Init(MD5_CTX *mdContext) {
+  tMD5Init(mdContext);
+}
+
 
-/* The routine MD5Update updates the message-digest context to
+/* The routine tMD5Update updates the message-digest context to
 account for the presence of each of the characters inBuf[0..inLen-1]
 in the message whose digest is being computed.
 */
-void MD5Update(MD5_CTX *mdContext, uint8_t *inBuf, unsigned int inLen) {
+void tMD5Update(T_MD5_CTX *mdContext, uint8_t *inBuf, unsigned int inLen) {
   uint32_t     in[16];
   int          mdi;
   unsigned int i, ii;
@@ -126,11 +130,14 @@ void MD5Update(MD5_CTX *mdContext, uint8_t *inBuf, unsigned int inLen) {
     }
   }
 }
+void MD5Update(MD5_CTX *mdContext, uint8_t *inBuf, unsigned int inLen) {
+  tMD5Update(mdContext, inBuf, inLen);
+}
 
-/* The routine MD5Final terminates the message-digest computation and
+/* The routine tMD5Final terminates the message-digest computation and
 ends with the desired message digest in mdContext->digest[0...15].
 */
-void MD5Final(MD5_CTX *mdContext) {
+void tMD5Final(T_MD5_CTX *mdContext) {
   uint32_t     in[16];
   int          mdi;
   unsigned int i, ii;
@@ -145,7 +152,7 @@ void MD5Final(MD5_CTX *mdContext) {
 
   /* pad out to 56 mod 64 */
   padLen = (mdi < 56) ? (56 - mdi) : (120 - mdi);
-  MD5Update(mdContext, PADDING, padLen);
+  tMD5Update(mdContext, PADDING, padLen);
 
   /* append length in bits and transform */
   for (i = 0, ii = 0; i < 14; i++, ii += 4)
@@ -161,6 +168,9 @@ void MD5Final(MD5_CTX *mdContext) {
     mdContext->digest[ii + 3] = (uint8_t)((mdContext->buf[i] >> 24) & 0xFF);
   }
 }
+void MD5Final(T_MD5_CTX *mdContext) {
+  tMD5Final(mdContext);
+}
 
 /* Basic MD5 step. Transforms buf based on in.
  */
diff --git a/src/util/src/tutil.c b/src/util/src/tutil.c
index 26b47fb8bacd7c98715aabbdac53c69a8b878cce..2262b78d6f3bc8c460dcacaccadbd7c98d166f65 100644
--- a/src/util/src/tutil.c
+++ b/src/util/src/tutil.c
@@ -518,11 +518,11 @@ char *taosIpStr(uint32_t ipInt) {
 }
 
 void jsonKeyMd5(void *pMsg, int msgLen, void *pKey) {
-  MD5_CTX context;
+  T_MD5_CTX context;
 
-  MD5Init(&context);
-  MD5Update(&context, (uint8_t *)pMsg, msgLen);
-  MD5Final(&context);
+  tMD5Init(&context);
+  tMD5Update(&context, (uint8_t *)pMsg, msgLen);
+  tMD5Final(&context);
 
   memcpy(pKey, context.digest, sizeof(context.digest));
 }