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[proxmark3-svn] / armsrc / emvutil.h
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9206d3b0 1//-----------------------------------------------------------------------------
2// Peter Fillmore 2014
3// code derived off merloks mifare code
4//
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// code for work with EMV cards.
11//-----------------------------------------------------------------------------
12#ifndef __EMVUTIL_H
13#define __EMVUTIL_H
53d5dc64 14
9206d3b0 15#include <stdarg.h>
16#include <stdint.h>
53d5dc64 17#include "proxmark3.h"
18#include "apps.h"
9206d3b0 19#include "tlv.h"
53d5dc64 20#include "util.h"
21#include "string.h"
22#include "BigBuf.h"
23#include "iso14443crc.h"
24#include "iso14443a.h"
25#include "emvutil.h"
26#include "emvdataels.h" //EMV data elements
27#include "emvtags.h" //EMV card structure
28
9206d3b0 29// mifare 4bit card answers
30// reader voltage field detector
31#define EMV_MINFIELDV 4000
32
33// debug
34// 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode
35#define EMV_DBG_NONE 0
36#define EMV_DBG_ERROR 1
37#define EMV_DBG_ALL 2
38#define EMV_DBG_EXTENDED 4
39
40extern int EMV_DBGLEVEL;
41
42//EMV emulator states need to update
43#define EMVEMUL_NOFIELD 0
44#define EMVEMUL_IDLE 1
45#define EMVEMUL_SELECT1 2
46#define EMVEMUL_SELECT2 3
47#define EMVEMUL_SELECT3 4
48#define EMVEMUL_AUTH1 5
49#define EMVEMUL_AUTH2 6
50#define EMVEMUL_WORK 7
51#define EMVEMUL_HALTED 8
52#define EMVEMUL_ACK 9
9206d3b0 53
54//functions
55//int emv_sendapdu( uint8_t cla, uint8_t ins, uint8_t p1, uint8_t p2, uint8_t lc, uint8_t* data, uint8_t le);
56int emv_select(uint8_t* AID, uint8_t AID_len, void* data);
57int emv_selectPPSE();
58int emv_readrecord(uint8_t recordnumber, uint8_t sfi, void* data);
59int emv_getprocessingoptions(uint8_t* pdol, uint8_t pdol_len, void* data
60);
61int emv_computecryptogram(uint8_t* UDOL, uint8_t UDOL_len, void *data);
62//return 8 8byte ICC random number.
63int emv_getchallenge(void *data);
64int emv_loopback(uint8_t* transData , uint8_t transData_len, void *data);
65int emv_generateAC(uint8_t refcontrolparam, uint8_t* cdolinput, uint8_t cdolinputlen, void* data);
66int emv_decodeAFL(uint8_t* AFL, uint8_t AFLlen);
67int emv_decodeAIP(uint8_t* AIP);
68int emv_decodeCVM(uint8_t* CVM, uint8_t CVMlen);
9206d3b0 69
70//utils
71int emv_printtag(uint8_t* selected_tag,emvtags* inputcard, uint8_t* outputstring, uint8_t* outputlen);
72int emv_decode_field(uint8_t* inputfield,uint16_t inputlength, emvtags *result);
73int emv_emvtags_decode_tag(tlvtag* inputtag, emvtags* currentcard);
74//look up a tag in the current structure
75int emv_lookuptag(uint8_t* tag, emvtags* currentcard, uint8_t* outputval, uint8_t* outputvallen);
76//set a tag from external impurt
77int emv_settag(uint32_t tag, uint8_t *datain, emvtags *currentcard) ;
78void dumpCard(emvtags* currentcard);
79
80//generate a valid PDOL list from the returned card value, used in get processing options
81int emv_generateDOL(uint8_t* DOL, uint8_t DOLlen,emvtags* currentcard, uint8_t* DOLoutput, uint8_t* DOLoutputlen);
82
83int emv_generatetemplate(uint8_t* templateval,emvtags* currentcard, uint8_t* returnedval, uint8_t* returnedlen, uint8_t numtags, ...);
84#endif
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