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1//-----------------------------------------------------------------------------\r
2// Merlok, May 2011\r
3// Many authors, that makes it possible\r
4//\r
5// This code is licensed to you under the terms of the GNU GPL, version 2 or,\r
6// at your option, any later version. See the LICENSE.txt file for the text of\r
7// the license.\r
8//-----------------------------------------------------------------------------\r
9// code for work with mifare cards.\r
10//-----------------------------------------------------------------------------\r
11#include "crapto1.h"\r
12\r
13#ifndef __MIFAREUTIL_H\r
14#define __MIFAREUTIL_H\r
15\r
16// mifare authentication\r
17#define CRYPT_NONE 0\r
18#define CRYPT_ALL 1\r
19#define CRYPT_REQUEST 2\r
20#define AUTH_FIRST 0 \r
21#define AUTH_NESTED 2\r
22\r
23// mifare 4bit card answers\r
24#define CARD_ACK 0x0A // 1010 - ACK\r
25#define CARD_NACK_NA 0x04 // 0100 - NACK, not allowed (command not allowed)\r
26#define CARD_NACK_TR 0x05 // 0101 - NACK, transmission error\r
27\r
28// reader voltage field detector\r
29#define MF_MINFIELDV 4000\r
30\r
31// debug\r
32// 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode\r
33#define MF_DBG_NONE 0\r
34#define MF_DBG_ERROR 1\r
35#define MF_DBG_ALL 2\r
36#define MF_DBG_EXTENDED 4\r
37\r
38extern int MF_DBGLEVEL;\r
39\r
40//mifare emulator states\r
41#define MFEMUL_NOFIELD 0\r
42#define MFEMUL_IDLE 1\r
43#define MFEMUL_SELECT1 2\r
44#define MFEMUL_SELECT2 3\r
45#define MFEMUL_SELECT3 4\r
46#define MFEMUL_AUTH1 5\r
47#define MFEMUL_AUTH2 6\r
48#define MFEMUL_WORK 7\r
49#define MFEMUL_WRITEBL2 8\r
50#define MFEMUL_INTREG_INC 9\r
51#define MFEMUL_INTREG_DEC 10\r
52#define MFEMUL_INTREG_REST 11\r
53#define MFEMUL_HALTED 12\r
54\r
55#define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();\r
56\r
57//functions\r
58int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);\r
59int 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);\r
60\r
61// mifare classic\r
62int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);\r
63int 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);\r
64int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);\r
65int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid); \r
66int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);\r
67\r
68// Ultralight/NTAG...\r
69int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);\r
70int mifare_ultra_auth(uint8_t *key);\r
71int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);\r
72//int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData);\r
73int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData);\r
74int mifare_ultra_halt();\r
75\r
76// desfire\r
77int 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);\r
78int 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);\r
79int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);\r
80int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);\r
81\r
82// crypto functions\r
83void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);\r
84void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);\r
85uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);\r
86\r
87// Mifare memory structure\r
88uint8_t NumBlocksPerSector(uint8_t sectorNo);\r
89uint8_t FirstBlockOfSector(uint8_t sectorNo);\r
90\r
91// emulator functions\r
92void emlClearMem(void);\r
93void emlSetMem(uint8_t *data, int blockNum, int blocksCount);\r
94void emlGetMem(uint8_t *data, int blockNum, int blocksCount);\r
95void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);\r
96uint64_t emlGetKey(int sectorNum, int keyType);\r
97int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);\r
98int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);\r
99int emlCheckValBl(int blockNum);\r
100\r
101#endif\r
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