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Commit	Line	Data
	1	//-----------------------------------------------------------------------------
	2	// Copyright (C) 2017 Merlok
	3	//
	4	// This code is licensed to you under the terms of the GNU GPL, version 2 or,
	5	// at your option, any later version. See the LICENSE.txt file for the text of
	6	// the license.
	7	//-----------------------------------------------------------------------------
	8	// EMV core functionality
	9	//-----------------------------------------------------------------------------
	10
	11	#ifndef EMVCORE_H__
	12	#define EMVCORE_H__
	13
	14	#include <stdio.h>
	15	#include <stdint.h>
	16	#include <stdlib.h>
	17	#include <inttypes.h>
	18	#include <string.h>
	19	#include <jansson.h>
	20	#include "util.h"
	21	#include "common.h"
	22	#include "ui.h"
	23	#include "cmdhf14a.h"
	24	#include "apduinfo.h"
	25	#include "tlv.h"
	26	#include "dol.h"
	27	#include "dump.h"
	28	#include "emv_tags.h"
	29	#include "emv_pk.h"
	30	#include "emv_pki.h"
	31
	32	// maximum APDU lengths. Long APDUs not yet supported/needed
	33	#define APDU_DATA_LEN 255
	34	#define APDU_COMMAND_LEN (4 + 1 + APDU_DATA_LEN + 1)
	35	#define APDU_RESPONSE_LEN (256 + 2)
	36
	37	typedef enum {
	38	ECC_CONTACTLESS,
	39	ECC_CONTACT
	40	} EMVCommandChannel;
	41
	42	enum TransactionType {
	43	TT_MSD,
	44	TT_VSDC, // not standart for contactless!!!!
	45	TT_QVSDCMCHIP,
	46	TT_CDA,
	47	};
	48	extern char *TransactionTypeStr[];
	49
	50	enum CardPSVendor {
	51	CV_NA,
	52	CV_VISA,
	53	CV_MASTERCARD,
	54	CV_AMERICANEXPRESS,
	55	CV_JCB,
	56	CV_CB,
	57	CV_SWITCH,
	58	CV_DINERS,
	59	CV_OTHER,
	60	};
	61	extern enum CardPSVendor GetCardPSVendor(uint8_t * AID, size_t AIDlen);
	62
	63	extern bool TLVPrintFromBuffer(uint8_t *data, int datalen);
	64	extern void TLVPrintFromTLV(struct tlvdb *tlv);
	65	extern void TLVPrintFromTLVLev(struct tlvdb *tlv, int level);
	66	extern void TLVPrintAIDlistFromSelectTLV(struct tlvdb *tlv);
	67
	68	extern struct tlvdb GetPANFromTrack2(const struct tlv track2);
	69	extern struct tlvdb GetdCVVRawFromTrack2(const struct tlv track2);
	70
	71	extern void SetAPDULogging(bool logging);
	72
	73	// exchange
	74	extern int EMVExchange(EMVCommandChannel channel, bool LeaveFieldON, uint8_t APDU, int APDU_len, uint8_t Result, size_t MaxResultLen, size_t ResultLen, uint16_t sw, struct tlvdb *tlv);
	75
	76	// search application
	77	extern int EMVSearchPSE(EMVCommandChannel channel, bool ActivateField, bool LeaveFieldON, uint8_t PSENum, bool decodeTLV, struct tlvdb *tlv);
	78	extern int EMVSearch(EMVCommandChannel channel, bool ActivateField, bool LeaveFieldON, bool decodeTLV, struct tlvdb *tlv);
	79	extern int EMVSelectPSE(EMVCommandChannel channel, bool ActivateField, bool LeaveFieldON, uint8_t PSENum, uint8_t Result, size_t MaxResultLen, size_t ResultLen, uint16_t *sw);
	80	extern int EMVSelect(EMVCommandChannel channel, bool ActivateField, bool LeaveFieldON, uint8_t AID, size_t AIDLen, uint8_t Result, size_t MaxResultLen, size_t ResultLen, uint16_t sw, struct tlvdb *tlv);
	81	// select application
	82	extern int EMVSelectApplication(struct tlvdb tlv, uint8_t AID, size_t *AIDlen);
	83	// Get Processing Options
	84	extern int EMVGPO(EMVCommandChannel channel, bool LeaveFieldON, uint8_t PDOL, size_t PDOLLen, uint8_t Result, size_t MaxResultLen, size_t ResultLen, uint16_t sw, struct tlvdb *tlv);
	85	extern int EMVReadRecord(EMVCommandChannel channel, bool LeaveFieldON, uint8_t SFI, uint8_t SFIrec, uint8_t Result, size_t MaxResultLen, size_t ResultLen, uint16_t sw, struct tlvdb tlv);
	86	// AC
	87	extern int EMVGenerateChallenge(EMVCommandChannel channel, bool LeaveFieldON, uint8_t Result, size_t MaxResultLen, size_t ResultLen, uint16_t sw, struct tlvdb tlv);
	88	extern int EMVAC(EMVCommandChannel channel, bool LeaveFieldON, uint8_t RefControl, uint8_t CDOL, size_t CDOLLen, uint8_t Result, size_t MaxResultLen, size_t ResultLen, uint16_t sw, struct tlvdb *tlv);
	89	// DDA
	90	extern int EMVInternalAuthenticate(EMVCommandChannel channel, bool LeaveFieldON, uint8_t DDOL, size_t DDOLLen, uint8_t Result, size_t MaxResultLen, size_t ResultLen, uint16_t sw, struct tlvdb *tlv);
	91	// Mastercard
	92	int MSCComputeCryptoChecksum(EMVCommandChannel channel, bool LeaveFieldON, uint8_t UDOL, uint8_t UDOLlen, uint8_t Result, size_t MaxResultLen, size_t ResultLen, uint16_t sw, struct tlvdb *tlv);
	93	// Auth
	94	extern int trSDA(struct tlvdb *tlv);
	95	extern int trDDA(EMVCommandChannel channel, bool decodeTLV, struct tlvdb *tlv);
	96	extern int trCDA(struct tlvdb tlv, struct tlvdb ac_tlv, struct tlv pdol_data_tlv, struct tlv ac_data_tlv);
	97
	98	extern int RecoveryCertificates(struct tlvdb tlvRoot, json_t root);
	99
	100	extern struct emv_pk get_ca_pk(struct tlvdb db);
	101	#endif
	102
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	105