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 //functions
  45 int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
  46 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);
  47
  48 // mifare classic
  49 int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);
  50 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);
  51 int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
  52 int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid);
  53 int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
  54
  55 // Ultralight/NTAG...
  56 int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);
  57 int mifare_ultra_auth(uint8_t *key);
  58 int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);
  59 //int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData);
  60 int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData);
  61 int mifare_ultra_halt();
  62
  63 // desfire
  64 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);
  65 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);
  66 int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);
  67 int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);
  68
  69 // crypto functions
  70 void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);
  71 void mf_crypto1_decryptEx(struct Crypto1State *pcs, uint8_t *data_in, int len, uint8_t *data_out);
  72 void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);
  73 uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);
  74
  75 // Mifare memory structure
  76 uint8_t NumBlocksPerSector(uint8_t sectorNo);
  77 uint8_t FirstBlockOfSector(uint8_t sectorNo);
  78
  79 // emulator functions
  80 void emlClearMem(void);
  81 void emlSetMem(uint8_t *data, int blockNum, int blocksCount);
  82 void emlGetMem(uint8_t *data, int blockNum, int blocksCount);
  83 void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);
  84 uint64_t emlGetKey(int sectorNum, int keyType);
  85 int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);
  86 int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);
  87 int emlCheckValBl(int blockNum);
  88
  89 // mifare check keys
  90 typedef uint8_t TKeyIndex[2][40];
  91 int MifareChkBlockKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t ui64Key, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);
  92 int MifareChkBlockKeys(uint8_t *keys, uint8_t keyCount, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);
  93 int MifareMultisectorChk(uint8_t *keys, uint8_t keyCount, uint8_t SectorCount, uint8_t keyType, uint8_t debugLevel, TKeyIndex *keyIndex);
  94
  95 #endif