proxmark3/armsrc/mifareutil.h

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//-----------------------------------------------------------------------------
// Merlok, May 2011
// Many authors, that makes it possible
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// code for work with mifare cards.
//-----------------------------------------------------------------------------
#ifndef __MIFAREUTIL_H
#define __MIFAREUTIL_H
// mifare authentication
#define CRYPT_NONE 0
#define CRYPT_ALL 1
#define CRYPT_REQUEST 2
#define AUTH_FIRST 0
#define AUTH_NESTED 2
// mifare 4bit card answers
#define CARD_ACK 0x0A // 1010 - ACK
#define CARD_NACK_NA 0x04 // 0100 - NACK, not allowed (command not allowed)
#define CARD_NACK_TR 0x05 // 0101 - NACK, transmission error
// reader voltage field detector
#define MF_MINFIELDV 4000
// debug
// 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode
#define MF_DBG_NONE 0
#define MF_DBG_ERROR 1
#define MF_DBG_ALL 2
#define MF_DBG_EXTENDED 4
extern int MF_DBGLEVEL;
//mifare nested
#define MEM_CHUNK 10000
#define TRY_KEYS 50
#define NS_TOLERANCE 10 // [distance avg-value, distance avg+value]
#define NS_RETRIES_GETNONCE 15
#define NES_MAX_INFO 5
//mifare emulator states
#define MFEMUL_NOFIELD 0
#define MFEMUL_IDLE 1
#define MFEMUL_SELECT1 2
#define MFEMUL_SELECT2 3
#define MFEMUL_AUTH1 4
#define MFEMUL_AUTH2 5
#define MFEMUL_WORK 6
#define MFEMUL_WRITEBL2 7
#define MFEMUL_INTREG_INC 8
#define MFEMUL_INTREG_DEC 9
#define MFEMUL_INTREG_REST 10
#define MFEMUL_HALTED 11
#define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();
//functions
uint8_t* mifare_get_bigbufptr(void);
int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer);
int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint32_t * parptr);
int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, \
uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint64_t isNested);
int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, \
uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint64_t isNested, uint32_t * ntptr);
int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid);
// crypto functions
void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);
void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, int len, uint32_t *par);
uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);
// memory management
uint8_t* mifare_get_bigbufptr(void);
uint8_t* eml_get_bigbufptr_sendbuf(void);
uint8_t* eml_get_bigbufptr_recbuf(void);
// emulator functions
void emlClearMem(void);
void emlSetMem(uint8_t *data, int blockNum, int blocksCount);
void emlGetMem(uint8_t *data, int blockNum, int blocksCount);
void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);
uint64_t emlGetKey(int sectorNum, int keyType);
int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);
int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);
int emlCheckValBl(int blockNum);
#endif