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 <stdint.h>
  16 #include <stdbool.h>
  17
  18 #include "crapto1/crapto1.h"
  19 #include "usb_cdc.h"
  20
  21 // mifare authentication
  22 #define CRYPT_NONE    0
  23 #define CRYPT_ALL     1
  24 #define CRYPT_REQUEST 2
  25 #define AUTH_FIRST    0
  26 #define AUTH_NESTED   2
  27 #define AUTHENTICATION_TIMEOUT 848                      // card times out 1ms after wrong authentication (according to NXP documentation)
  28 #define PRE_AUTHENTICATION_LEADTIME 400         // some (non standard) cards need a pause after select before they are ready for first authentication
  29
  30 // mifare 4bit card answers
  31 #define CARD_ACK      0x0A  // 1010 - ACK
  32 #define CARD_NACK_NA  0x04  // 0100 - NACK, not allowed (command not allowed)
  33 #define CARD_NACK_TR  0x05  // 0101 - NACK, transmission error
  34
  35 // reader voltage field detector
  36 #define MF_MINFIELDV      4000
  37
  38 // debug
  39 // 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode
  40 #define MF_DBG_NONE          0
  41 #define MF_DBG_ERROR         1
  42 #define MF_DBG_ALL           2
  43 #define MF_DBG_EXTENDED      4
  44
  45 extern int MF_DBGLEVEL;
  46
  47 //functions
  48 int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
  49 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);
  50
  51 // mifare classic
  52 int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);
  53 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);
  54 int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
  55 int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid);
  56 int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
  57
  58 // Ultralight/NTAG...
  59 int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);
  60 int mifare_ultra_auth(uint8_t *key);
  61 int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);
  62 //int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData);
  63 int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData);
  64 int mifare_ultra_halt();
  65
  66 // desfire
  67 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);
  68 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);
  69 int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);
  70 int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);
  71
  72 // crypto functions
  73 void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);
  74 void mf_crypto1_decryptEx(struct Crypto1State *pcs, uint8_t *data_in, int len, uint8_t *data_out);
  75 void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);
  76 uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);
  77
  78 // Mifare memory structure
  79 uint8_t NumBlocksPerSector(uint8_t sectorNo);
  80 uint8_t FirstBlockOfSector(uint8_t sectorNo);
  81 bool IsSectorTrailer(uint8_t blockNo);
  82 uint8_t SectorTrailer(uint8_t blockNo);
  83
  84 // emulator functions
  85 void emlClearMem(void);
  86 void emlSetMem(uint8_t *data, int blockNum, int blocksCount);
  87 void emlGetMem(uint8_t *data, int blockNum, int blocksCount);
  88 void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);
  89 uint64_t emlGetKey(int sectorNum, int keyType);
  90 int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);
  91 int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);
  92 int emlCheckValBl(int blockNum);
  93
  94 // mifare check keys
  95 typedef uint8_t TKeyIndex[2][40];
  96 int MifareChkBlockKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t ui64Key, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);
  97 int MifareChkBlockKeys(uint8_t *keys, uint8_t keyCount, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);
  98 int MifareMultisectorChk(uint8_t *keys, uint8_t keyCount, uint8_t SectorCount, uint8_t keyType, uint8_t debugLevel, TKeyIndex *keyIndex);
  99
 100 #endif