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121 lines
5.3 KiB
C
121 lines
5.3 KiB
C
//-----------------------------------------------------------------------------
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// Copyright (C) Gerhard de Koning Gans - May 2008
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// Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// See LICENSE.txt for the text of 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 "common.h"
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#include "crapto1/crapto1.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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#define AUTHENTICATION_TIMEOUT 848 // card times out 1ms after wrong authentication (according to NXP documentation)
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#define PRE_AUTHENTICATION_LEADTIME 400 // some (non standard) cards need a pause after select before they are ready for first authentication
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// reader voltage field detector
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#define MF_MINFIELDV 4000
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// Mifare 4k/2k/1k/mini Max Block / Max Sector
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#define MIFARE_4K_MAXBLOCK 256
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#define MIFARE_2K_MAXBLOCK 128
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#define MIFARE_1K_MAXBLOCK 64
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#define MIFARE_MINI_MAXBLOCK 20
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#define MIFARE_MINI_MAXSECTOR 5
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#define MIFARE_1K_MAXSECTOR 16
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#define MIFARE_2K_MAXSECTOR 32
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#define MIFARE_4K_MAXSECTOR 40
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//mifare emulator states
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#define MFEMUL_NOFIELD 0
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#define MFEMUL_IDLE 1
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#define MFEMUL_SELECT 2
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#define MFEMUL_AUTH1 3
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#define MFEMUL_WORK 4
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#define MFEMUL_WRITEBL2 5
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#define MFEMUL_INTREG_INC 6
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#define MFEMUL_INTREG_DEC 7
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#define MFEMUL_INTREG_REST 8
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#define MFEMUL_HALTED 9
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#define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();
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#ifndef MifareBlockToSector
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#define MifareBlockToSector(block) (block < 128 ? block / 4 : (block - 128) / 16 + 32)
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#endif
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//functions
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uint16_t 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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uint16_t 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_halt_ex(struct Crypto1State *pcs);
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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 *keybytes, uint8_t *pack);
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int mifare_ultra_auth(uint8_t *keybytes);
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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(void);
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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 *data, int len);
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void mf_crypto1_decryptEx(struct Crypto1State *pcs, const 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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void mf_crypto1_encryptEx(struct Crypto1State *pcs, const uint8_t *data_in, uint8_t *keystream,
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uint8_t *data_out, 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 emlSetMem_xt(uint8_t *data, int blockNum, int blocksCount, int blockBtWidth);
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void emlGetMem(uint8_t *data, int blockNum, int blocksCount);
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void emlGetMemBt(uint8_t *data, int offset, 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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#endif
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