| 1 | //-----------------------------------------------------------------------------\r |
| 2 | // Merlok, May 2011\r |
| 3 | // Many authors, that makes it possible\r |
| 4 | //\r |
| 5 | // This code is licensed to you under the terms of the GNU GPL, version 2 or,\r |
| 6 | // at your option, any later version. See the LICENSE.txt file for the text of\r |
| 7 | // the license.\r |
| 8 | //-----------------------------------------------------------------------------\r |
| 9 | // code for work with mifare cards.\r |
| 10 | //-----------------------------------------------------------------------------\r |
| 11 | \r |
| 12 | #ifndef __MIFAREUTIL_H\r |
| 13 | #define __MIFAREUTIL_H\r |
| 14 | \r |
| 15 | // mifare authentication\r |
| 16 | #define CRYPT_NONE 0\r |
| 17 | #define CRYPT_ALL 1\r |
| 18 | #define CRYPT_REQUEST 2\r |
| 19 | #define AUTH_FIRST 0 \r |
| 20 | #define AUTH_NESTED 2\r |
| 21 | \r |
| 22 | // mifare 4bit card answers\r |
| 23 | #define CARD_ACK 0x0A // 1010 - ACK\r |
| 24 | #define CARD_NACK_NA 0x04 // 0100 - NACK, not allowed (command not allowed)\r |
| 25 | #define CARD_NACK_TR 0x05 // 0101 - NACK, transmission error\r |
| 26 | \r |
| 27 | // reader voltage field detector\r |
| 28 | #define MF_MINFIELDV 4000\r |
| 29 | \r |
| 30 | // debug\r |
| 31 | // 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode\r |
| 32 | #define MF_DBG_NONE 0\r |
| 33 | #define MF_DBG_ERROR 1\r |
| 34 | #define MF_DBG_ALL 2\r |
| 35 | #define MF_DBG_EXTENDED 4\r |
| 36 | \r |
| 37 | extern int MF_DBGLEVEL;\r |
| 38 | \r |
| 39 | //mifare emulator states\r |
| 40 | #define MFEMUL_NOFIELD 0\r |
| 41 | #define MFEMUL_IDLE 1\r |
| 42 | #define MFEMUL_SELECT1 2\r |
| 43 | #define MFEMUL_SELECT2 3\r |
| 44 | #define MFEMUL_AUTH1 4\r |
| 45 | #define MFEMUL_AUTH2 5\r |
| 46 | #define MFEMUL_WORK 6\r |
| 47 | #define MFEMUL_WRITEBL2 7\r |
| 48 | #define MFEMUL_INTREG_INC 8\r |
| 49 | #define MFEMUL_INTREG_DEC 9\r |
| 50 | #define MFEMUL_INTREG_REST 10\r |
| 51 | #define MFEMUL_HALTED 11\r |
| 52 | \r |
| 53 | #define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();\r |
| 54 | \r |
| 55 | //functions |
| 56 | uint8_t* mifare_get_bigbufptr(void); |
| 57 | 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); |
| 58 | int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing); |
| 59 | \r |
| 60 | int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing);\r |
| 61 | int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing); |
| 62 | |
| 63 | int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);\r |
| 64 | 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); |
| 65 | int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData); |
| 66 | int mifare_ultra_auth1(uint32_t cuid, uint8_t *blockData);\r |
| 67 | int mifare_ultra_auth2(uint32_t cuid, uint8_t *key, uint8_t *blockData);\r |
| 68 | int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData); |
| 69 | int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData); |
| 70 | int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData); |
| 71 | int mifare_ultra_special_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData); |
| 72 | int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid); |
| 73 | int mifare_ultra_halt(uint32_t uid); |
| 74 | \r |
| 75 | // desfire\r |
| 76 | 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 |
| 77 | 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 |
| 78 | int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);\r |
| 79 | int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);\r |
| 80 | |
| 81 | // crypto functions |
| 82 | void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len); |
| 83 | void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);\r |
| 84 | uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);\r |
| 85 | \r |
| 86 | // memory management\r |
| 87 | uint8_t* get_bigbufptr_recvrespbuf(void);\r |
| 88 | uint8_t* get_bigbufptr_recvcmdbuf(void);\r |
| 89 | uint8_t* get_bigbufptr_emlcardmem(void);\r |
| 90 | \r |
| 91 | // Mifare memory structure\r |
| 92 | uint8_t NumBlocksPerSector(uint8_t sectorNo);\r |
| 93 | uint8_t FirstBlockOfSector(uint8_t sectorNo);\r |
| 94 | \r |
| 95 | // emulator functions\r |
| 96 | void emlClearMem(void);\r |
| 97 | void emlSetMem(uint8_t *data, int blockNum, int blocksCount);\r |
| 98 | void emlGetMem(uint8_t *data, int blockNum, int blocksCount);\r |
| 99 | void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);\r |
| 100 | uint64_t emlGetKey(int sectorNum, int keyType);\r |
| 101 | int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);\r |
| 102 | int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum); |
| 103 | int emlCheckValBl(int blockNum); |
| 104 | |
| 105 | #endif |