-int MfSniffInit(void);\r
-int RAMFUNC MfSniffLogic(const uint8_t * data, int len, uint32_t parity, int bitCnt, int reader);\r
-int RAMFUNC MfSniffSend(int maxTimeoutMs);\r
-int intMfSniffSend();\r
-int MfSniffEnd(void);\r
+bool MfSniffInit(void);\r
+bool RAMFUNC MfSniffLogic(const uint8_t * data, uint16_t len, uint32_t parity, uint16_t bitCnt, bool reader);\r
+bool RAMFUNC MfSniffSend(uint16_t maxTimeoutMs);\r
+bool intMfSniffSend();\r
+bool MfSniffEnd(void);\r