git.zerfleddert.de Git - proxmark3-svn/blob - armsrc/mifareutil.h

   1 //-----------------------------------------------------------------------------
   2 // Merlok, May 2011
   3 // Many authors, that makes it possible
   4 //
   5 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   6 // at your option, any later version. See the LICENSE.txt file for the text of
   7 // the license.
   8 //-----------------------------------------------------------------------------
   9 // code for work with mifare cards.
  10 //-----------------------------------------------------------------------------
  11 #include "crapto1.h"
  12
  13 #ifndef __MIFAREUTIL_H
  14 #define __MIFAREUTIL_H
  15
  16 // mifare authentication
  17 #define CRYPT_NONE    0
  18 #define CRYPT_ALL     1
  19 #define CRYPT_REQUEST 2
  20 #define AUTH_FIRST    0
  21 #define AUTH_NESTED   2
  22
  23 // mifare 4bit card answers
  24 #define CARD_ACK      0x0A  // 1010 - ACK
  25 #define CARD_NACK_NA  0x04  // 0100 - NACK, not allowed (command not allowed)
  26 #define CARD_NACK_TR  0x05  // 0101 - NACK, transmission error
  27
  28 // reader voltage field detector
  29 #define MF_MINFIELDV      4000
  30
  31 // debug
  32 // 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode
  33 #define MF_DBG_NONE          0
  34 #define MF_DBG_ERROR         1
  35 #define MF_DBG_ALL           2
  36 #define MF_DBG_EXTENDED      4
  37
  38 extern int MF_DBGLEVEL;
  39
  40 //mifare emulator states
  41 #define MFEMUL_NOFIELD      0
  42 #define MFEMUL_IDLE         1
  43 #define MFEMUL_SELECT1      2
  44 #define MFEMUL_SELECT2      3
  45 #define MFEMUL_SELECT3      4
  46 #define MFEMUL_AUTH1        5
  47 #define MFEMUL_AUTH2        6
  48 #define MFEMUL_WORK             7
  49 #define MFEMUL_WRITEBL2     8
  50 #define MFEMUL_INTREG_INC   9
  51 #define MFEMUL_INTREG_DEC  10
  52 #define MFEMUL_INTREG_REST 11
  53 #define MFEMUL_HALTED      12
  54
  55 #define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();
  56
  57 //functions
  58 int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
  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);
  60
  61 // mifare classic
  62 int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);
  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);
  64 int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
  65 int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid);
  66 int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
  67
  68 // Ultralight/NTAG...
  69 int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);
  70 int mifare_ultra_auth(uint8_t *key);
  71 int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);
  72 //int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData);
  73 int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData);
  74 int mifare_ultra_halt();
  75
  76 // desfire
  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);
  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);
  79 int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);
  80 int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);
  81
  82 // crypto functions
  83 void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);
  84 void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);
  85 uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);
  86
  87 // Mifare memory structure
  88 uint8_t NumBlocksPerSector(uint8_t sectorNo);
  89 uint8_t FirstBlockOfSector(uint8_t sectorNo);
  90
  91 // emulator functions
  92 void emlClearMem(void);
  93 void emlSetMem(uint8_t *data, int blockNum, int blocksCount);
  94 void emlGetMem(uint8_t *data, int blockNum, int blocksCount);
  95 void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);
  96 uint64_t emlGetKey(int sectorNum, int keyType);
  97 int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);
  98 int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);
  99 int emlCheckValBl(int blockNum);
 100
 101 #endif