proxmark3/client/emv/emvcore.h
pwpiwi 41bdfce385
emv/sc fixes and modifications: (#780)
* print selected Smartcard Reader in PrintChannel()
* implement 'sc sel <readername>'. Readername can include wildcards * and ?
* fixing EMV APDU exchange (again)
* use EMVExchangeEx() instead of EMVExchange() in fidocore.c
2019-02-09 15:15:17 +01:00

95 lines
4.1 KiB
C

//-----------------------------------------------------------------------------
// Copyright (C) 2017 Merlok
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// EMV core functionality
//-----------------------------------------------------------------------------
#ifndef EMVCORE_H__
#define EMVCORE_H__
#include <stdint.h>
#include <stdbool.h>
#include "tlv.h"
#include "jansson.h"
// maximum APDU lengths. Long APDUs not yet supported/needed
#define APDU_DATA_LEN 255
#define APDU_COMMAND_LEN (4 + 1 + APDU_DATA_LEN + 1)
#define APDU_RESPONSE_LEN (256 + 2)
typedef enum {
ECC_CONTACTLESS,
ECC_CONTACT
} EMVCommandChannel;
enum TransactionType {
TT_MSD,
TT_VSDC, // not standart for contactless!!!!
TT_QVSDCMCHIP,
TT_CDA,
};
extern char *TransactionTypeStr[];
enum CardPSVendor {
CV_NA,
CV_VISA,
CV_MASTERCARD,
CV_AMERICANEXPRESS,
CV_JCB,
CV_CB,
CV_SWITCH,
CV_DINERS,
CV_OTHER,
};
extern enum CardPSVendor GetCardPSVendor(uint8_t * AID, size_t AIDlen);
extern void DropFieldEx(EMVCommandChannel channel);
extern bool TLVPrintFromBuffer(uint8_t *data, int datalen);
extern void TLVPrintFromTLV(struct tlvdb *tlv);
extern void TLVPrintFromTLVLev(struct tlvdb *tlv, int level);
extern void TLVPrintAIDlistFromSelectTLV(struct tlvdb *tlv);
extern struct tlvdb *GetPANFromTrack2(const struct tlv *track2);
extern struct tlvdb *GetdCVVRawFromTrack2(const struct tlv *track2);
extern void SetAPDULogging(bool logging);
// exchange
extern int EMVExchangeEx(EMVCommandChannel channel, bool ActivateField, bool LeaveFieldON, uint8_t *apdu, int apdu_len, uint8_t *Result, size_t MaxResultLen, size_t *ResultLen, uint16_t *sw, struct tlvdb *tlv);
// search application
extern int EMVSearchPSE(EMVCommandChannel channel, bool ActivateField, bool LeaveFieldON, uint8_t PSENum, bool decodeTLV, struct tlvdb *tlv);
extern int EMVSearch(EMVCommandChannel channel, bool ActivateField, bool LeaveFieldON, bool decodeTLV, struct tlvdb *tlv);
extern int EMVSelectPSE(EMVCommandChannel channel, bool ActivateField, bool LeaveFieldON, uint8_t PSENum, uint8_t *Result, size_t MaxResultLen, size_t *ResultLen, uint16_t *sw);
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);
// select application
extern int EMVSelectApplication(struct tlvdb *tlv, uint8_t *AID, size_t *AIDlen);
// Get Processing Options
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);
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);
// AC
extern int EMVGenerateChallenge(EMVCommandChannel channel, bool LeaveFieldON, uint8_t *Result, size_t MaxResultLen, size_t *ResultLen, uint16_t *sw, struct tlvdb *tlv);
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);
// DDA
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);
// Mastercard
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);
// Auth
extern int trSDA(struct tlvdb *tlv);
extern int trDDA(EMVCommandChannel channel, bool decodeTLV, struct tlvdb *tlv);
extern int trCDA(struct tlvdb *tlv, struct tlvdb *ac_tlv, struct tlv *pdol_data_tlv, struct tlv *ac_data_tlv);
extern int RecoveryCertificates(struct tlvdb *tlvRoot, json_t *root);
extern struct emv_pk *get_ca_pk(struct tlvdb *db);
#endif