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