+#define SNF_INIT 0\r
+#define SNF_NO_FIELD 1\r
+#define SNF_WUPREQ 2\r
+#define SNF_ATQA 3\r
+#define SNF_ANTICOL1 4\r
+#define SNF_UID1 5\r
+#define SNF_ANTICOL2 6\r
+#define SNF_UID2 7\r
+#define SNF_SAK 8\r
+#define SNF_CARD_IDLE 9\r
+#define SNF_CARD_CMD 10\r
+#define SNF_CARD_RESP 11\r
+\r
+#define SNF_UID_4 0\r
+#define SNF_UID_7 0\r
+\r
+bool MfSniffInit(void);\r
+bool RAMFUNC MfSniffLogic(const uint8_t *data, uint16_t len, uint8_t *parity, uint16_t bitCnt, bool reader);\r
+bool RAMFUNC MfSniffSend(uint16_t maxTimeoutMs);\r
+bool intMfSniffSend();\r
+bool MfSniffEnd(void);\r