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99 lines
4.5 KiB
C
99 lines
4.5 KiB
C
//-----------------------------------------------------------------------------
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// Merlok, May 2011
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// Many authors, that makes it possible
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//
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// This code is licensed to you under the terms of the GNU GPL, version 2 or,
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// at your option, any later version. See the LICENSE.txt file for the text of
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// the license.
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//-----------------------------------------------------------------------------
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// code for work with mifare cards.
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//-----------------------------------------------------------------------------
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#ifndef __MIFAREUTIL_H
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#define __MIFAREUTIL_H
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#include <stdint.h>
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#include <stdbool.h>
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#include "crapto1/crapto1.h"
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#include "usb_cdc.h"
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// mifare authentication
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#define CRYPT_NONE 0
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#define CRYPT_ALL 1
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#define CRYPT_REQUEST 2
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#define AUTH_FIRST 0
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#define AUTH_NESTED 2
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// mifare 4bit card answers
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#define CARD_ACK 0x0A // 1010 - ACK
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#define CARD_NACK_NA 0x04 // 0100 - NACK, not allowed (command not allowed)
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#define CARD_NACK_TR 0x05 // 0101 - NACK, transmission error
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// reader voltage field detector
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#define MF_MINFIELDV 4000
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// debug
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// 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode
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#define MF_DBG_NONE 0
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#define MF_DBG_ERROR 1
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#define MF_DBG_ALL 2
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#define MF_DBG_EXTENDED 4
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extern int MF_DBGLEVEL;
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//functions
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int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
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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);
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// mifare classic
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int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);
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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);
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int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
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int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid);
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int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
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// Ultralight/NTAG...
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int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);
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int mifare_ultra_auth(uint8_t *key);
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int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);
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//int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData);
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int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData);
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int mifare_ultra_halt();
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// desfire
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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);
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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);
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int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);
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int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);
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// crypto functions
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void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);
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void mf_crypto1_decryptEx(struct Crypto1State *pcs, uint8_t *data_in, int len, uint8_t *data_out);
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void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);
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uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);
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// Mifare memory structure
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uint8_t NumBlocksPerSector(uint8_t sectorNo);
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uint8_t FirstBlockOfSector(uint8_t sectorNo);
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bool IsSectorTrailer(uint8_t blockNo);
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uint8_t SectorTrailer(uint8_t blockNo);
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// emulator functions
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void emlClearMem(void);
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void emlSetMem(uint8_t *data, int blockNum, int blocksCount);
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void emlGetMem(uint8_t *data, int blockNum, int blocksCount);
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void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);
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uint64_t emlGetKey(int sectorNum, int keyType);
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int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);
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int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);
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int emlCheckValBl(int blockNum);
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// mifare check keys
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typedef uint8_t TKeyIndex[2][40];
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int MifareChkBlockKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t ui64Key, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);
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int MifareChkBlockKeys(uint8_t *keys, uint8_t keyCount, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);
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int MifareMultisectorChk(uint8_t *keys, uint8_t keyCount, uint8_t SectorCount, uint8_t keyType, uint8_t debugLevel, TKeyIndex *keyIndex);
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#endif
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