// code for work with mifare cards.\r
//-----------------------------------------------------------------------------\r
\r
+#ifndef __MIFAREUTIL_H\r
+#define __MIFAREUTIL_H\r
+\r
+#include "crapto1/crapto1.h"\r
+#include "usb_cdc.h"\r
+\r
+// mifare authentication\r
#define CRYPT_NONE 0\r
#define CRYPT_ALL 1\r
#define CRYPT_REQUEST 2\r
-#define AUTH_FIRST 0\r
+#define AUTH_FIRST 0 \r
#define AUTH_NESTED 2\r
+#define AUTHENTICATION_TIMEOUT 848 // card times out 1ms after wrong authentication (according to NXP documentation)\r
+#define PRE_AUTHENTICATION_LEADTIME 400 // some (non standard) cards need a pause after select before they are ready for first authentication\r
+\r
+// mifare 4bit card answers\r
+#define CARD_ACK 0x0A // 1010 - ACK\r
+#define CARD_NACK_NA 0x04 // 0100 - NACK, not allowed (command not allowed)\r
+#define CARD_NACK_TR 0x05 // 0101 - NACK, transmission error\r
+\r
+// reader voltage field detector\r
+#define MF_MINFIELDV 4000\r
\r
-//mifare emulate states\r
-#define MFEMUL_NOFIELD 0\r
-#define MFEMUL_IDLE 1\r
-#define MFEMUL_SELECT1 2\r
-#define MFEMUL_SELECT2 3\r
-#define MFEMUL_AUTH1 4\r
-#define MFEMUL_AUTH2 5\r
-#define MFEMUL_HALTED 6\r
+// debug\r
+// 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode\r
+#define MF_DBG_NONE 0\r
+#define MF_DBG_ERROR 1\r
+#define MF_DBG_ALL 2\r
+#define MF_DBG_EXTENDED 4\r
+\r
+extern int MF_DBGLEVEL;\r
+\r
+//mifare emulator states\r
+#define MFEMUL_NOFIELD 0\r
+#define MFEMUL_IDLE 1\r
+#define MFEMUL_SELECT1 2\r
+#define MFEMUL_SELECT2 3\r
+#define MFEMUL_SELECT3 4\r
+#define MFEMUL_AUTH1 5\r
+#define MFEMUL_AUTH2 6\r
+#define MFEMUL_WORK 7\r
+#define MFEMUL_WRITEBL2 8\r
+#define MFEMUL_INTREG_INC 9\r
+#define MFEMUL_INTREG_DEC 10\r
+#define MFEMUL_INTREG_REST 11\r
+#define MFEMUL_HALTED 12\r
+\r
+#define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();\r
\r
//functions\r
-uint8_t* mifare_get_bigbufptr(void);\r
-int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer);\r
-int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint32_t * parptr);\r
-\r
-int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, \\r
- uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint64_t isNested);\r
-int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, \\r
- uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint64_t isNested, uint32_t * ntptr);\r
-int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData); \r
-int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);\r
+int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);\r
+int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);\r
+\r
+// mifare classic\r
+int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);\r
+int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t * ntptr, uint32_t *timing);\r
+int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);\r
int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid); \r
+int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);\r
+\r
+// Ultralight/NTAG...\r
+int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);\r
+int mifare_ultra_auth(uint8_t *key);\r
+int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);\r
+//int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData);\r
+int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData);\r
+int mifare_ultra_halt();\r
+\r
+// desfire\r
+int mifare_sendcmd_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);\r
+int mifare_sendcmd_special2(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer,uint8_t *answer_parity, uint32_t *timing);\r
+int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);\r
+int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);\r
+\r
+// crypto functions\r
+void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);\r
+void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);\r
+uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);\r
+\r
+// Mifare memory structure\r
+uint8_t NumBlocksPerSector(uint8_t sectorNo);\r
+uint8_t FirstBlockOfSector(uint8_t sectorNo);\r
+\r
+// emulator functions\r
+void emlClearMem(void);\r
+void emlSetMem(uint8_t *data, int blockNum, int blocksCount);\r
+void emlGetMem(uint8_t *data, int blockNum, int blocksCount);\r
+void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);\r
+uint64_t emlGetKey(int sectorNum, int keyType);\r
+int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);\r
+int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);\r
+int emlCheckValBl(int blockNum);\r
+\r
+// mifare check keys\r
+typedef uint8_t TKeyIndex[2][40];\r
+int MifareChkBlockKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t ui64Key, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);\r
+int MifareChkBlockKeys(uint8_t *keys, uint8_t keyCount, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);\r
+int MifareMultisectorChk(uint8_t *keys, uint8_t keyCount, uint8_t SectorCount, uint8_t keyType, uint8_t debugLevel, TKeyIndex *keyIndex);\r
\r
+#endif\r