| | 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 | #include "crapto1.h"\r |
| | 12 | \r |
| | 13 | #ifndef __MIFAREUTIL_H\r |
| | 14 | #define __MIFAREUTIL_H\r |
| | 15 | \r |
| | 16 | // mifare authentication\r |
| | 17 | #define CRYPT_NONE 0\r |
| | 18 | #define CRYPT_ALL 1\r |
| | 19 | #define CRYPT_REQUEST 2\r |
| | 20 | #define AUTH_FIRST 0 \r |
| | 21 | #define AUTH_NESTED 2\r |
| | 22 | \r |
| | 23 | // mifare 4bit card answers\r |
| | 24 | #define CARD_ACK 0x0A // 1010 - ACK\r |
| | 25 | #define CARD_NACK_NA 0x04 // 0100 - NACK, not allowed (command not allowed)\r |
| | 26 | #define CARD_NACK_TR 0x05 // 0101 - NACK, transmission error\r |
| | 27 | \r |
| | 28 | // reader voltage field detector\r |
| | 29 | #define MF_MINFIELDV 4000\r |
| | 30 | \r |
| | 31 | // debug\r |
| | 32 | // 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode\r |
| | 33 | #define MF_DBG_NONE 0\r |
| | 34 | #define MF_DBG_ERROR 1\r |
| | 35 | #define MF_DBG_ALL 2\r |
| | 36 | #define MF_DBG_EXTENDED 4\r |
| | 37 | \r |
| | 38 | extern int MF_DBGLEVEL;\r |
| | 39 | \r |
| | 40 | //mifare emulator states\r |
| | 41 | #define MFEMUL_NOFIELD 0\r |
| | 42 | #define MFEMUL_IDLE 1\r |
| | 43 | #define MFEMUL_SELECT1 2\r |
| | 44 | #define MFEMUL_SELECT2 3\r |
| | 45 | #define MFEMUL_SELECT3 4\r |
| | 46 | #define MFEMUL_AUTH1 5\r |
| | 47 | #define MFEMUL_AUTH2 6\r |
| | 48 | #define MFEMUL_WORK 7\r |
| | 49 | #define MFEMUL_WRITEBL2 8\r |
| | 50 | #define MFEMUL_INTREG_INC 9\r |
| | 51 | #define MFEMUL_INTREG_DEC 10\r |
| | 52 | #define MFEMUL_INTREG_REST 11\r |
| | 53 | #define MFEMUL_HALTED 12\r |
| | 54 | \r |
| | 55 | #define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();\r |
| | 56 | \r |
| | 57 | //functions\r |
| | 58 | int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);\r |
| | 59 | 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 |
| | 60 | \r |
| | 61 | // mifare classic\r |
| | 62 | int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);\r |
| | 63 | 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 |
| | 64 | int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);\r |
| | 65 | int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid); \r |
| | 66 | int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);\r |
| | 67 | \r |
| | 68 | // Ultralight/NTAG...\r |
| | 69 | int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);\r |
| | 70 | int mifare_ultra_auth(uint8_t *key);\r |
| | 71 | int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);\r |
| | 72 | //int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData);\r |
| | 73 | int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData);\r |
| | 74 | int mifare_ultra_halt();\r |
| | 75 | \r |
| | 76 | // desfire\r |
| | 77 | 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 |
| | 78 | 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 |
| | 79 | int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);\r |
| | 80 | int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);\r |
| | 81 | \r |
| | 82 | // crypto functions\r |
| | 83 | void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);\r |
| | 84 | void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);\r |
| | 85 | uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);\r |
| | 86 | \r |
| | 87 | // Mifare memory structure\r |
| | 88 | uint8_t NumBlocksPerSector(uint8_t sectorNo);\r |
| | 89 | uint8_t FirstBlockOfSector(uint8_t sectorNo);\r |
| | 90 | \r |
| | 91 | // emulator functions\r |
| | 92 | void emlClearMem(void);\r |
| | 93 | void emlSetMem(uint8_t *data, int blockNum, int blocksCount);\r |
| | 94 | void emlGetMem(uint8_t *data, int blockNum, int blocksCount);\r |
| | 95 | void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);\r |
| | 96 | uint64_t emlGetKey(int sectorNum, int keyType);\r |
| | 97 | int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);\r |
| | 98 | int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);\r |
| | 99 | int emlCheckValBl(int blockNum);\r |
| | 100 | \r |
| | 101 | #endif\r |
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