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[proxmark3-svn] / armsrc / iso14443a.h
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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
534983d7 13#ifndef __ISO14443A_H
14#define __ISO14443A_H
7838f4be 15#include "common.h"
6b23be6b 16#include "proxmark3.h"
17#include "apps.h"
18#include "util.h"
19#include "string.h"
20#include "cmd.h"
21#include "iso14443crc.h"
39864b0b 22#include "mifaresniff.h"
6b23be6b 23#include "iso14443b.h"
24#include "crapto1.h"
25#include "mifareutil.h"
26#include "BigBuf.h"
27#include "parity.h"
534983d7 28
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29typedef struct {
30 enum {
31 DEMOD_UNSYNCD,
7bc95e2e 32 // DEMOD_HALF_SYNCD,
33 // DEMOD_MOD_FIRST_HALF,
34 // DEMOD_NOMOD_FIRST_HALF,
e691fc45 35 DEMOD_MANCHESTER_DATA
36 } state;
7bc95e2e 37 uint16_t twoBits;
38 uint16_t highCnt;
e691fc45 39 uint16_t bitCount;
40 uint16_t collisionPos;
41 uint16_t syncBit;
6a1f2d82 42 uint8_t parityBits;
43 uint8_t parityLen;
e691fc45 44 uint16_t shiftReg;
45 uint16_t samples;
46 uint16_t len;
7bc95e2e 47 uint32_t startTime, endTime;
e691fc45 48 uint8_t *output;
a501c82b 49 uint8_t *parity;
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50} tDemod;
51
7bc95e2e 52typedef enum {
53 MOD_NOMOD = 0,
54 MOD_SECOND_HALF,
55 MOD_FIRST_HALF,
56 MOD_BOTH_HALVES
57 } Modulation_t;
58
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59typedef struct {
60 enum {
61 STATE_UNSYNCD,
62 STATE_START_OF_COMMUNICATION,
63 STATE_MILLER_X,
64 STATE_MILLER_Y,
65 STATE_MILLER_Z,
7bc95e2e 66 // DROP_NONE,
67 // DROP_FIRST_HALF,
68 } state;
69 uint16_t shiftReg;
0ec548dc 70 int16_t bitCount;
7bc95e2e 71 uint16_t len;
72 uint16_t byteCntMax;
73 uint16_t posCnt;
74 uint16_t syncBit;
6a1f2d82 75 uint8_t parityBits;
76 uint8_t parityLen;
0ec548dc 77 uint32_t fourBits;
7bc95e2e 78 uint32_t startTime, endTime;
79 uint8_t *output;
a501c82b 80 uint8_t *parity;
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81} tUart;
82
0194ce8f 83typedef 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;
b62a5a84 90
a501c82b 91extern void GetParity(const uint8_t *pbtCmd, uint16_t len, uint8_t *par);
e691fc45 92extern void AppendCrc14443a(uint8_t *data, int len);
20f9a2a1 93
a501c82b 94extern void ReaderTransmit(uint8_t *frame, uint16_t len, uint32_t *timing);
95extern void ReaderTransmitBitsPar(uint8_t *frame, uint16_t bits, uint8_t *par, uint32_t *timing);
96extern void ReaderTransmitPar(uint8_t *frame, uint16_t len, uint8_t *par, uint32_t *timing);
97extern int ReaderReceive(uint8_t *receivedAnswer, uint8_t *par);
20f9a2a1 98
7bc95e2e 99extern void iso14443a_setup(uint8_t fpga_minor_mode);
a501c82b 100extern int iso14_apdu(uint8_t *cmd, uint16_t cmd_len, void *data);
c188b1b9 101extern int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *resp_data, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades);
902cb3c0 102extern void iso14a_set_trigger(bool enable);
534983d7 103
0194ce8f 104int EmSendCmd14443aRaw(uint8_t *resp, uint16_t respLen, bool correctionNeeded);
105int EmSend4bitEx(uint8_t resp, bool correctionNeeded);
106int EmSend4bit(uint8_t resp);
107int EmSendCmdExPar(uint8_t *resp, uint16_t respLen, bool correctionNeeded, uint8_t *par);
108int EmSendCmdEx(uint8_t *resp, uint16_t respLen, bool correctionNeeded);
6b23be6b 109extern int EmSendCmd(uint8_t *resp, uint16_t respLen);
0194ce8f 110int EmSendCmdPar(uint8_t *resp, uint16_t respLen, uint8_t *par);
111bool 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);
534983d7 113#endif /* __ISO14443A_H */
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