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Increased Mifare Esave & Eload filename array to 255 from 20
[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
15#include "common.h"
39864b0b 16#include "mifaresniff.h"
534983d7 17
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18// mifare reader over DMA buffer (SnoopIso14443a())!!!
19#define MIFARE_BUFF_OFFSET 3560 // \/ \/ \/
20// card emulator memory
21#define EML_RESPONSES 4000
22#define CARD_MEMORY 6000
aea4d766 23#define CARD_MEMORY_LEN 4096
8f51ddb0 24
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25typedef struct {
26 enum {
27 DEMOD_UNSYNCD,
7bc95e2e 28 // DEMOD_HALF_SYNCD,
29 // DEMOD_MOD_FIRST_HALF,
30 // DEMOD_NOMOD_FIRST_HALF,
e691fc45 31 DEMOD_MANCHESTER_DATA
32 } state;
7bc95e2e 33 uint16_t twoBits;
34 uint16_t highCnt;
e691fc45 35 uint16_t bitCount;
36 uint16_t collisionPos;
37 uint16_t syncBit;
7bc95e2e 38 uint32_t parityBits;
e691fc45 39 uint16_t shiftReg;
40 uint16_t samples;
41 uint16_t len;
7bc95e2e 42 uint32_t startTime, endTime;
e691fc45 43 uint8_t *output;
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44} tDemod;
45
7bc95e2e 46typedef enum {
47 MOD_NOMOD = 0,
48 MOD_SECOND_HALF,
49 MOD_FIRST_HALF,
50 MOD_BOTH_HALVES
51 } Modulation_t;
52
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53typedef struct {
54 enum {
55 STATE_UNSYNCD,
56 STATE_START_OF_COMMUNICATION,
57 STATE_MILLER_X,
58 STATE_MILLER_Y,
59 STATE_MILLER_Z,
7bc95e2e 60 // DROP_NONE,
61 // DROP_FIRST_HALF,
62 } state;
63 uint16_t shiftReg;
64 uint16_t bitCount;
65 uint16_t len;
66 uint16_t byteCntMax;
67 uint16_t posCnt;
68 uint16_t syncBit;
69 uint32_t parityBits;
70 uint16_t highCnt;
71 uint16_t twoBits;
72 uint32_t startTime, endTime;
73 uint8_t *output;
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74} tUart;
75
76
7bc95e2e 77
20f9a2a1 78extern byte_t oddparity (const byte_t bt);
e691fc45 79extern uint32_t GetParity(const uint8_t *pbtCmd, int iLen);
80extern void AppendCrc14443a(uint8_t *data, int len);
20f9a2a1 81
e691fc45 82extern void ReaderTransmit(uint8_t *frame, int len, uint32_t *timing);
83extern void ReaderTransmitBitsPar(uint8_t *frame, int bits, uint32_t par, uint32_t *timing);
84extern void ReaderTransmitPar(uint8_t *frame, int len, uint32_t par, uint32_t *timing);
85extern int ReaderReceive(uint8_t *receivedAnswer);
86extern int ReaderReceivePar(uint8_t *receivedAnswer, uint32_t *parptr);
20f9a2a1 87
7bc95e2e 88extern void iso14443a_setup(uint8_t fpga_minor_mode);
e691fc45 89extern int iso14_apdu(uint8_t *cmd, size_t cmd_len, void *data);
90extern int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *resp_data, uint32_t *cuid_ptr);
902cb3c0 91extern void iso14a_set_trigger(bool enable);
b0127e65 92extern void iso14a_set_timeout(uint32_t timeout);
534983d7 93
902cb3c0 94extern void iso14a_clear_tracelen();
95extern void iso14a_set_tracing(bool enable);
8556b852 96
534983d7 97#endif /* __ISO14443A_H */
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