typedef HINSTANCE LIB_HANDLE;
UNS8 UnLoadCanDriver(LIB_HANDLE handle);
-LIB_HANDLE LoadCanDriver(char* driver_name);
+LIB_HANDLE LoadCanDriver(const char* driver_name);
UNS8 canSend(CAN_PORT port, Message *m);
CAN_PORT canOpen(s_BOARD *board, CO_Data * d);
int canClose(CO_Data * d);