diff --git a/src/Framework/hal/hal_mtk.c b/src/Framework/hal/hal_mtk.c
index 187c84c..687333a 100644
--- a/src/Framework/hal/hal_mtk.c
+++ b/src/Framework/hal/hal_mtk.c
@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 #include "protocol.h"
 #include "hal_mtk.h"
@@ -19,6 +20,14 @@ static char* g_pIoTId = NULL;
 		if(val) src = strdup(val); \
 	} while (0)
 
+int hal_cleanup_device_register_info(void)
+{
+	if(is_file_exists(CFG_SAVE_PATH))
+	{
+		unlink(CFG_SAVE_PATH);
+	}
+}
+
 int hal_save_device_register_info(unsigned char* pRegInfo, int iSize)
 {
 	FILE* fp = fopen(CFG_SAVE_PATH, "w");
@@ -145,9 +154,10 @@ int hal_device_name_to_id(void)
 #define MQTT_BROADCAST_MAX_GROUP    90	
 	if(g_pDeviceName)
 	{
+		int i; 
 		int val = 0;
 		int len = strlen(g_pDeviceName);
-		for(int i = 0; i < len; i++)
+		for(i = 0; i < len; i++)
 		{
 			val += g_pDeviceName[i];
 		}
@@ -184,6 +194,48 @@ int hal_init(void)
 	return 0;
 }
 
+int hal_get_exec_message_v2(const char *pCmd, UT_string **pResult)
+{
+	FILE *pFile = NULL;
+    unsigned int uRdSize = 0;
+    UT_string *pCmdOut;
+	char readBuf[256];
+    
+    *pResult = NULL;
+
+    if(pCmd == NULL || strlen(pCmd) == 0)
+    {
+        return (-ERR_INPUT_PARAMS);
+    }
+
+    pFile = popen(pCmd, "r");
+
+    if(pFile == NULL)
+    {
+        return (-ERR_OPEN_FILE);
+    }
+
+	utstring_new(*pResult);
+    pCmdOut = *pResult;
+
+	do
+	{
+		uRdSize = fread(readBuf, sizeof(char), 256, pFile);
+
+		if(uRdSize > 0)
+		{
+			utstring_bincpy(pCmdOut, readBuf, uRdSize);
+		}
+		
+	} while(uRdSize);
+        
+    pclose(pFile);
+
+	fprintf(stdout, "%s --> [%s](%u)\n", pCmd, utstring_body(pCmdOut), utstring_len(pCmdOut));
+    return (0);
+}
+
+
 int hal_get_exec_message(const char *pCmd, char **pResult)
 {
     FILE *pFile = NULL;