1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2017 Merlok
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
7 //-----------------------------------------------------------------------------
8 // EMV core functionality
9 //-----------------------------------------------------------------------------
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)
42 enum TransactionType
{
44 TT_VSDC
, // not standart for contactless!!!!
48 extern char *TransactionTypeStr
[];
59 extern enum CardPSVendor
GetCardPSVendor(uint8_t * AID
, size_t AIDlen
);
61 extern bool TLVPrintFromBuffer(uint8_t *data
, int datalen
);
62 extern void TLVPrintFromTLV(struct tlvdb
*tlv
);
63 extern void TLVPrintFromTLVLev(struct tlvdb
*tlv
, int level
);
64 extern void TLVPrintAIDlistFromSelectTLV(struct tlvdb
*tlv
);
66 extern struct tlvdb
*GetPANFromTrack2(const struct tlv
*track2
);
67 extern struct tlvdb
*GetdCVVRawFromTrack2(const struct tlv
*track2
);
69 extern void SetAPDULogging(bool logging
);
72 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 extern int EMVSearchPSE(EMVCommandChannel channel
, bool ActivateField
, bool LeaveFieldON
, uint8_t PSENum
, bool decodeTLV
, struct tlvdb
*tlv
);
76 extern int EMVSearch(EMVCommandChannel channel
, bool ActivateField
, bool LeaveFieldON
, bool decodeTLV
, struct tlvdb
*tlv
);
77 extern int EMVSelectPSE(EMVCommandChannel channel
, bool ActivateField
, bool LeaveFieldON
, uint8_t PSENum
, uint8_t *Result
, size_t MaxResultLen
, size_t *ResultLen
, uint16_t *sw
);
78 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
);
80 extern int EMVSelectApplication(struct tlvdb
*tlv
, uint8_t *AID
, size_t *AIDlen
);
81 // Get Processing Options
82 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
);
83 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
);
85 extern int EMVGenerateChallenge(EMVCommandChannel channel
, bool LeaveFieldON
, uint8_t *Result
, size_t MaxResultLen
, size_t *ResultLen
, uint16_t *sw
, struct tlvdb
*tlv
);
86 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
);
88 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
);
90 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
);
92 extern int trSDA(struct tlvdb
*tlv
);
93 extern int trDDA(EMVCommandChannel channel
, bool decodeTLV
, struct tlvdb
*tlv
);
94 extern int trCDA(struct tlvdb
*tlv
, struct tlvdb
*ac_tlv
, struct tlv
*pdol_data_tlv
, struct tlv
*ac_data_tlv
);
96 extern int RecoveryCertificates(struct tlvdb
*tlvRoot
, json_t
*root
);
98 extern struct emv_pk
*get_ca_pk(struct tlvdb
*db
);