fix: null termnination on file buffer

file.c

@@ -48,7 +48,13 @@ int getFile(char *fname, char **strContent,int cbSize,long *neededSize)
         fclose(hfile);
         return FILE_ERROR_READ_MISMATCH;
     }
-    strContent[*neededSize]='\0';
+    //buffer end-1 = \0
+    //buffer end-2 = \n
+    //buffer end-3 = last character
+    printf("strcontent: %ld, [%c]\n",*neededSize,*(*strContent+ *neededSize-3));
+    *(*strContent + *neededSize -1) ='\0';
+    printf("after zero assign: %ld, %s\n",*neededSize,*(strContent+ *neededSize-1));
+    printf("content:%s",*strContent);
     fclose(hfile);           
     return NO_ERROR;
 }