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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 | // mifare authentication | |
16 | #define CRYPT_NONE 0 | |
17 | #define CRYPT_ALL 1 | |
18 | #define CRYPT_REQUEST 2 | |
19 | #define AUTH_FIRST 0 | |
20 | #define AUTH_NESTED 2 | |
21 | ||
22 | // mifare 4bit card answers | |
23 | #define CARD_ACK 0x0A // 1010 - ACK | |
24 | #define CARD_NACK_NA 0x04 // 0100 - NACK, not allowed (command not allowed) | |
25 | #define CARD_NACK_TR 0x05 // 0101 - NACK, transmission error | |
26 | ||
27 | // reader voltage field detector | |
28 | #define MF_MINFIELDV 4000 | |
29 | ||
30 | // debug | |
31 | // 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode | |
32 | #define MF_DBG_NONE 0 | |
33 | #define MF_DBG_ERROR 1 | |
34 | #define MF_DBG_ALL 2 | |
35 | #define MF_DBG_EXTENDED 4 | |
36 | ||
37 | extern int MF_DBGLEVEL; | |
38 | ||
39 | //mifare emulator states | |
40 | #define MFEMUL_NOFIELD 0 | |
41 | #define MFEMUL_IDLE 1 | |
42 | #define MFEMUL_SELECT1 2 | |
43 | #define MFEMUL_SELECT2 3 | |
44 | #define MFEMUL_AUTH1 4 | |
45 | #define MFEMUL_AUTH2 5 | |
46 | #define MFEMUL_WORK 6 | |
47 | #define MFEMUL_WRITEBL2 7 | |
48 | #define MFEMUL_INTREG_INC 8 | |
49 | #define MFEMUL_INTREG_DEC 9 | |
50 | #define MFEMUL_INTREG_REST 10 | |
51 | #define MFEMUL_HALTED 11 | |
52 | ||
53 | #define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF(); | |
54 | ||
55 | //functions | |
56 | uint8_t* mifare_get_bigbufptr(void); | |
57 | int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint32_t *timing); | |
58 | int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t* amswer, uint8_t *timing); | |
59 | int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t* amswer, uint32_t *timing); | |
60 | int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint32_t * parptr, uint32_t *timing); | |
61 | ||
62 | int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, \ | |
63 | uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint64_t isNested); | |
64 | int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, \ | |
65 | uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint64_t isNested, uint32_t * ntptr, uint32_t *timing); | |
66 | int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData); | |
67 | int mifare_ultra_auth1(uint32_t cuid, uint8_t *blockData); | |
68 | int mifare_ultra_auth2(uint32_t cuid, uint8_t *key, uint8_t *blockData); | |
69 | int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData); | |
70 | int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData); | |
71 | int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData); | |
72 | int mifare_ultra_special_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData); | |
73 | int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid); | |
74 | int mifare_ultra_halt(uint32_t uid); | |
75 | ||
76 | //desfire | |
77 | int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData); | |
78 | int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData); | |
79 | ||
80 | // crypto functions | |
81 | void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len); | |
82 | void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, int len, uint32_t *par); | |
83 | uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data); | |
84 | ||
85 | // memory management | |
86 | uint8_t* mifare_get_bigbufptr(void); | |
87 | uint8_t* eml_get_bigbufptr_sendbuf(void); | |
88 | uint8_t* eml_get_bigbufptr_recbuf(void); | |
89 | ||
90 | // emulator functions | |
91 | void emlClearMem(void); | |
92 | void emlSetMem(uint8_t *data, int blockNum, int blocksCount); | |
93 | void emlGetMem(uint8_t *data, int blockNum, int blocksCount); | |
94 | void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount); | |
95 | uint64_t emlGetKey(int sectorNum, int keyType); | |
96 | int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum); | |
97 | int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum); | |
98 | int emlCheckValBl(int blockNum); | |
99 | ||
100 | #endif |