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Commit	Line	Data
	1	//-----------------------------------------------------------------------------
	2	// Merlok - June 2011
	3	// Gerhard de Koning Gans - May 2008
	4	// Hagen Fritsch - June 2010
	5	//
	6	// This code is licensed to you under the terms of the GNU GPL, version 2 or,
	7	// at your option, any later version. See the LICENSE.txt file for the text of
	8	// the license.
	9	//-----------------------------------------------------------------------------
	10	// Routines to support ISO 14443 type A.
	11	//-----------------------------------------------------------------------------
	12
	13	#ifndef __ISO14443A_H
	14	#define __ISO14443A_H
	15	#include "common.h"
	16	#include "proxmark3.h"
	17	#include "apps.h"
	18	#include "util.h"
	19	#include "string.h"
	20	#include "cmd.h"
	21	#include "iso14443crc.h"
	22	#include "mifaresniff.h"
	23	#include "iso14443b.h"
	24	#include "crapto1.h"
	25	#include "mifareutil.h"
	26	#include "BigBuf.h"
	27	#include "parity.h"
	28
	29	typedef struct {
	30	enum {
	31	DEMOD_UNSYNCD,
	32	// DEMOD_HALF_SYNCD,
	33	// DEMOD_MOD_FIRST_HALF,
	34	// DEMOD_NOMOD_FIRST_HALF,
	35	DEMOD_MANCHESTER_DATA
	36	} state;
	37	uint16_t twoBits;
	38	uint16_t highCnt;
	39	uint16_t bitCount;
	40	uint16_t collisionPos;
	41	uint16_t syncBit;
	42	uint8_t parityBits;
	43	uint8_t parityLen;
	44	uint16_t shiftReg;
	45	uint16_t samples;
	46	uint16_t len;
	47	uint32_t startTime, endTime;
	48	uint8_t *output;
	49	uint8_t *parity;
	50	} tDemod;
	51
	52	typedef enum {
	53	MOD_NOMOD = 0,
	54	MOD_SECOND_HALF,
	55	MOD_FIRST_HALF,
	56	MOD_BOTH_HALVES
	57	} Modulation_t;
	58
	59	typedef struct {
	60	enum {
	61	STATE_UNSYNCD,
	62	STATE_START_OF_COMMUNICATION,
	63	STATE_MILLER_X,
	64	STATE_MILLER_Y,
	65	STATE_MILLER_Z,
	66	// DROP_NONE,
	67	// DROP_FIRST_HALF,
	68	} state;
	69	uint16_t shiftReg;
	70	int16_t bitCount;
	71	uint16_t len;
	72	uint16_t byteCntMax;
	73	uint16_t posCnt;
	74	uint16_t syncBit;
	75	uint8_t parityBits;
	76	uint8_t parityLen;
	77	uint32_t fourBits;
	78	uint32_t startTime, endTime;
	79	uint8_t *output;
	80	uint8_t *parity;
	81	} tUart;
	82
	83	typedef struct {
	84	uint8_t* response;
	85	size_t response_n;
	86	uint8_t* modulation;
	87	size_t modulation_n;
	88	uint32_t ProxToAirDuration;
	89	} tag_response_info_t;
	90
	91	extern void GetParity(const uint8_t pbtCmd, uint16_t len, uint8_t par);
	92	extern void AppendCrc14443a(uint8_t *data, int len);
	93
	94	extern void ReaderTransmit(uint8_t frame, uint16_t len, uint32_t timing);
	95	extern void ReaderTransmitBitsPar(uint8_t frame, uint16_t bits, uint8_t par, uint32_t *timing);
	96	extern void ReaderTransmitPar(uint8_t frame, uint16_t len, uint8_t par, uint32_t *timing);
	97	extern int ReaderReceive(uint8_t receivedAnswer, uint8_t par);
	98
	99	extern void iso14443a_setup(uint8_t fpga_minor_mode);
	100	extern int iso14_apdu(uint8_t cmd, uint16_t cmd_len, void data);
	101	extern int iso14443a_select_card(uint8_t uid_ptr, iso14a_card_select_t resp_data, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades);
	102	extern void iso14a_set_trigger(bool enable);
	103
	104	int EmSendCmd14443aRaw(uint8_t *resp, uint16_t respLen, bool correctionNeeded);
	105	int EmSend4bitEx(uint8_t resp, bool correctionNeeded);
	106	int EmSend4bit(uint8_t resp);
	107	int EmSendCmdExPar(uint8_t resp, uint16_t respLen, bool correctionNeeded, uint8_t par);
	108	int EmSendCmdEx(uint8_t *resp, uint16_t respLen, bool correctionNeeded);
	109	extern int EmSendCmd(uint8_t *resp, uint16_t respLen);
	110	int EmSendCmdPar(uint8_t resp, uint16_t respLen, uint8_t par);
	111	bool EmLogTrace(uint8_t reader_data, uint16_t reader_len, uint32_t reader_StartTime, uint32_t reader_EndTime, uint8_t reader_Parity,
	112	uint8_t tag_data, uint16_t tag_len, uint32_t tag_StartTime, uint32_t tag_EndTime, uint8_t tag_Parity);
	113	#endif /* __ISO14443A_H */