-extern int LegicRfReader(int offset, int bytes, int iv);
-extern void LegicRfWriter(int offset, int bytes, int iv);
-extern void LegicRfRawWriter(int address, int data, int iv);
+extern int LegicRfReader(uint16_t offset, uint16_t len, uint8_t iv);
+extern void LegicRfWriter(uint16_t offset, uint16_t byte, uint8_t iv, uint8_t *data);
+extern void LegicRfInfo(void);
+
+uint32_t get_key_stream(int skip, int count);
+void frame_send_tag(uint16_t response, uint8_t bits);
+void frame_sendAsReader(uint32_t data, uint8_t bits);
+
+int legic_read_byte( uint16_t index, uint8_t cmd_sz);
+bool legic_write_byte(uint16_t index, uint8_t byte, uint8_t addr_sz);
+
+int legic_select_card(legic_card_select_t *p_card);
+int legic_select_card_iv(legic_card_select_t *p_card, uint8_t iv);
+
+void LegicCommonInit(bool clear_mem);
+
+// emulator mem
+void LegicEMemSet(uint32_t arg0, uint32_t arg1, uint8_t *data);
+void LegicEMemGet(uint32_t arg0, uint32_t arg1);
+void legic_emlset_mem(uint8_t *data, int offset, int numofbytes);
+void legic_emlget_mem(uint8_t *data, int offset, int numofbytes);