🐞 fix:故障码增加空指针处理

Firmware/Source/Application/FaultCode/code.c

@@ -349,6 +349,10 @@ void FaultCode_Service(uint16_t Cycle)
 #if 1
 uint8_t List_Init(FaultCodeList_t *CodeList, uint16_t Arr[], uint8_t Len)
 {
+    if((CodeList == NULL) || (Arr == NULL))
+    {
+        return 2;//空指针，初始化失败
+    }
     if(Len < 1)
     {
         return 1;//列表空
@@ -364,6 +368,10 @@ uint8_t List_Init(FaultCodeList_t *CodeList, uint16_t Arr[], uint8_t Len)
 
 uint8_t List_Find(FaultCodeList_t *CodeList, uint16_t FaultCode)
 {
+    if(CodeList == NULL)
+    {
+        return 2;
+    }
     for(int i=CodeList->hade; i<CodeList->tail; i++)
     {
         if(CodeList->code_list[i] == FaultCode)
@@ -376,6 +384,10 @@ uint8_t List_Find(FaultCodeList_t *CodeList, uint16_t FaultCode)
 
 uint8_t List_add(FaultCodeList_t *CodeList, uint16_t FaultCode)
 {
+    if(CodeList == NULL)
+    {
+        return 3;
+    }
     if((CodeList->tail+1) >= CodeList->len)
     {
         return 1;//列表满
@@ -395,6 +407,10 @@ uint8_t List_add(FaultCodeList_t *CodeList, uint16_t FaultCode)
 
 uint8_t List_Clear(FaultCodeList_t *CodeList)
 {
+    if(CodeList == NULL)
+    {
+        return 2;
+    }
     CodeList->hade = 0;
     CodeList->tail = 0;
     //CodeList->disp = 0;
@@ -403,6 +419,10 @@ uint8_t List_Clear(FaultCodeList_t *CodeList)
 }
 uint8_t List_GetNum(FaultCodeList_t *CodeList)
 {
+    if(CodeList == NULL)
+    {
+        return 0;
+    }
     return CodeList->tail - CodeList->hade;
 }
 
@@ -439,15 +459,19 @@ void FaultCode_Servers(void)
     
 }
 
-uint16_t List_Display(FaultCodeList_t *CodeList, uint16_t TimeCount)
+uint16_t List_Display(FaultCodeList_t *CodeList, uint16_t *TimeCount)
 {
-    if(CodeList->hade == CodeList->tail)
+    if((CodeList == NULL) || (TimeCount == NULL))
+    {
+        return 0;
+    }
+    if(List_GetNum(CodeList) == 0)
     {
         return 0;
     }
-    if(TimeCount >= 500)
+    if(*TimeCount >= 500)
     {
-        FaultTimeCount = 0;
+        *TimeCount = 0;
         if(++(CodeList->disp) >= (CodeList->tail))
         {
             CodeList->disp = CodeList->hade;
@@ -465,7 +489,7 @@ uint16_t List_Display(FaultCodeList_t *CodeList, uint16_t TimeCount)
 uint32_t Get_Current_FaultCode(void)
 {
     //return stFaultCode[0].u16FaultCode;
-    return List_Display(&FaultCode_t, FaultTimeCount);
+    return List_Display(&FaultCode_t, &FaultTimeCount);
 }
 
 // uint8_t Get_FaultCode_Valid(void)