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 #include "usb_cdc.h"
  17
  18 // mifare authentication
  19 #define CRYPT_NONE    0
  20 #define CRYPT_ALL     1
  21 #define CRYPT_REQUEST 2
  22 #define AUTH_FIRST    0
  23 #define AUTH_NESTED   2
  24 #define AUTHENTICATION_TIMEOUT 848                      // card times out 1ms after wrong authentication (according to NXP documentation)
  25 #define PRE_AUTHENTICATION_LEADTIME 400         // some (non standard) cards need a pause after select before they are ready for first authentication
  26
  27 // mifare 4bit card answers
  28 #define CARD_ACK      0x0A  // 1010 - ACK
  29 #define CARD_NACK_NA  0x04  // 0100 - NACK, not allowed (command not allowed)
  30 #define CARD_NACK_TR  0x05  // 0101 - NACK, transmission error
  31
  32 // reader voltage field detector
  33 #define MF_MINFIELDV      4000
  34
  35 // debug
  36 // 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode
  37 #define MF_DBG_NONE          0
  38 #define MF_DBG_ERROR         1
  39 #define MF_DBG_ALL           2
  40 #define MF_DBG_EXTENDED      4
  41
  42 extern int MF_DBGLEVEL;
  43
  44 //mifare emulator states
  45 #define MFEMUL_NOFIELD      0
  46 #define MFEMUL_IDLE         1
  47 #define MFEMUL_SELECT1      2
  48 #define MFEMUL_SELECT2      3
  49 #define MFEMUL_SELECT3      4
  50 #define MFEMUL_AUTH1        5
  51 #define MFEMUL_AUTH2        6
  52 #define MFEMUL_WORK             7
  53 #define MFEMUL_WRITEBL2     8
  54 #define MFEMUL_INTREG_INC   9
  55 #define MFEMUL_INTREG_DEC  10
  56 #define MFEMUL_INTREG_REST 11
  57 #define MFEMUL_HALTED      12
  58
  59 #define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();
  60
  61 //functions
  62 int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
  63 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);
  64
  65 // mifare classic
  66 int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);
  67 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);
  68 int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
  69 int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid);
  70 int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
  71
  72 // Ultralight/NTAG...
  73 int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);
  74 int mifare_ultra_auth(uint8_t *key);
  75 int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);
  76 //int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData);
  77 int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData);
  78 int mifare_ultra_halt();
  79
  80 // desfire
  81 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);
  82 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);
  83 int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);
  84 int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);
  85
  86 // crypto functions
  87 void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);
  88 void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);
  89 uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);
  90
  91 // Mifare memory structure
  92 uint8_t NumBlocksPerSector(uint8_t sectorNo);
  93 uint8_t FirstBlockOfSector(uint8_t sectorNo);
  94
  95 // emulator functions
  96 void emlClearMem(void);
  97 void emlSetMem(uint8_t *data, int blockNum, int blocksCount);
  98 void emlGetMem(uint8_t *data, int blockNum, int blocksCount);
  99 void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);
 100 uint64_t emlGetKey(int sectorNum, int keyType);
 101 int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);
 102 int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);
 103 int emlCheckValBl(int blockNum);
 104
 105 // mifare check keys
 106 typedef uint8_t TKeyIndex[2][40];
 107 int MifareChkBlockKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t ui64Key, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);
 108 int MifareChkBlockKeys(uint8_t *keys, uint8_t keyCount, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);
 109 int MifareMultisectorChk(uint8_t *keys, uint8_t keyCount, uint8_t SectorCount, uint8_t keyType, uint8_t debugLevel, TKeyIndex *keyIndex);
 110
 111 #endif