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https://github.com/Proxmark/proxmark3.git
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ef00343cb1
refactored Startbit detection in MillerDecoding() relaxed startbit detection in MillerDecoding() fixed CRC checking and CRC bytes marking in hf list fixed topaz multi frame command listing in hf list topaz
89 lines
2.4 KiB
C
89 lines
2.4 KiB
C
//-----------------------------------------------------------------------------
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// Merlok - June 2011
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// Gerhard de Koning Gans - May 2008
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// Hagen Fritsch - June 2010
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//
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// This code is licensed to you under the terms of the GNU GPL, version 2 or,
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// at your option, any later version. See the LICENSE.txt file for the text of
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// the license.
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//-----------------------------------------------------------------------------
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// Routines to support ISO 14443 type A.
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//-----------------------------------------------------------------------------
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#ifndef __ISO14443A_H
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#define __ISO14443A_H
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#include "common.h"
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#include "mifaresniff.h"
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typedef struct {
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enum {
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DEMOD_UNSYNCD,
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// DEMOD_HALF_SYNCD,
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// DEMOD_MOD_FIRST_HALF,
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// DEMOD_NOMOD_FIRST_HALF,
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DEMOD_MANCHESTER_DATA
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} state;
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uint16_t twoBits;
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uint16_t highCnt;
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uint16_t bitCount;
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uint16_t collisionPos;
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uint16_t syncBit;
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uint8_t parityBits;
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uint8_t parityLen;
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uint16_t shiftReg;
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uint16_t samples;
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uint16_t len;
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uint32_t startTime, endTime;
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uint8_t *output;
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uint8_t *parity;
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} tDemod;
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typedef enum {
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MOD_NOMOD = 0,
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MOD_SECOND_HALF,
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MOD_FIRST_HALF,
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MOD_BOTH_HALVES
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} Modulation_t;
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typedef struct {
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enum {
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STATE_UNSYNCD,
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STATE_START_OF_COMMUNICATION,
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STATE_MILLER_X,
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STATE_MILLER_Y,
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STATE_MILLER_Z,
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// DROP_NONE,
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// DROP_FIRST_HALF,
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} state;
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uint16_t shiftReg;
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int16_t bitCount;
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uint16_t len;
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uint16_t byteCntMax;
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uint16_t posCnt;
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uint16_t syncBit;
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uint8_t parityBits;
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uint8_t parityLen;
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uint32_t fourBits;
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uint32_t startTime, endTime;
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uint8_t *output;
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uint8_t *parity;
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} tUart;
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extern byte_t oddparity (const byte_t bt);
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extern void GetParity(const uint8_t *pbtCmd, uint16_t len, uint8_t *par);
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extern void AppendCrc14443a(uint8_t *data, int len);
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extern void ReaderTransmit(uint8_t *frame, uint16_t len, uint32_t *timing);
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extern void ReaderTransmitBitsPar(uint8_t *frame, uint16_t bits, uint8_t *par, uint32_t *timing);
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extern void ReaderTransmitPar(uint8_t *frame, uint16_t len, uint8_t *par, uint32_t *timing);
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extern int ReaderReceive(uint8_t *receivedAnswer, uint8_t *par);
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extern void iso14443a_setup(uint8_t fpga_minor_mode);
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extern int iso14_apdu(uint8_t *cmd, uint16_t cmd_len, void *data);
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extern int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *resp_data, uint32_t *cuid_ptr);
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extern void iso14a_set_trigger(bool enable);
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#endif /* __ISO14443A_H */
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