proxmark3/armsrc/iso14443a.h

100 lines
2.7 KiB
C

//-----------------------------------------------------------------------------
// Merlok - June 2011
// Gerhard de Koning Gans - May 2008
// Hagen Fritsch - June 2010
//
// 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.
//-----------------------------------------------------------------------------
// Routines to support ISO 14443 type A.
//-----------------------------------------------------------------------------
#ifndef __ISO14443A_H
#define __ISO14443A_H
#include "common.h"
#include "mifaresniff.h"
// mifare reader over DMA buffer (SnoopIso14443a())!!!
#define MIFARE_BUFF_OFFSET 3560 // \/ \/ \/
// card emulator memory
#define EML_RESPONSES 4000
#define CARD_MEMORY 6000
#define CARD_MEMORY_LEN 4096
typedef struct nestedVector { uint32_t nt, ks1; } nestedVector;
typedef struct {
enum {
DEMOD_UNSYNCD,
DEMOD_START_OF_COMMUNICATION,
DEMOD_MANCHESTER_D,
DEMOD_MANCHESTER_E,
DEMOD_MANCHESTER_F,
DEMOD_ERROR_WAIT
} state;
int bitCount;
int posCount;
int syncBit;
int parityBits;
uint16_t shiftReg;
int buffer;
int buff;
int samples;
int len;
enum {
SUB_NONE,
SUB_FIRST_HALF,
SUB_SECOND_HALF
} sub;
uint8_t *output;
} tDemod;
typedef struct {
enum {
STATE_UNSYNCD,
STATE_START_OF_COMMUNICATION,
STATE_MILLER_X,
STATE_MILLER_Y,
STATE_MILLER_Z,
STATE_ERROR_WAIT
} state;
uint16_t shiftReg;
int bitCnt;
int byteCnt;
int byteCntMax;
int posCnt;
int syncBit;
int parityBits;
int samples;
int highCnt;
int bitBuffer;
enum {
DROP_NONE,
DROP_FIRST_HALF,
DROP_SECOND_HALF
} drop;
uint8_t *output;
} tUart;
extern byte_t oddparity (const byte_t bt);
extern uint32_t GetParity(const uint8_t * pbtCmd, int iLen);
extern void AppendCrc14443a(uint8_t* data, int len);
extern void ReaderTransmit(uint8_t* frame, int len);
extern void ReaderTransmitBitsPar(uint8_t* frame, int bits, uint32_t par);
extern void ReaderTransmitPar(uint8_t* frame, int len, uint32_t par);
extern int ReaderReceive(uint8_t* receivedAnswer);
extern int ReaderReceivePar(uint8_t* receivedAnswer, uint32_t * parptr);
extern void iso14443a_setup();
extern int iso14_apdu(uint8_t * cmd, size_t cmd_len, void * data);
extern int iso14443a_select_card(uint8_t * uid_ptr, iso14a_card_select_t * resp_data, uint32_t * cuid_ptr);
extern void iso14a_set_trigger(bool enable);
extern void iso14a_set_timeout(uint32_t timeout);
extern void iso14a_clear_tracelen();
extern void iso14a_set_tracing(bool enable);
#endif /* __ISO14443A_H */