git.zerfleddert.de Git - proxmark3-svn/blob - client/emv/emvcore.h

   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_OTHER,
  58 };
  59 extern enum CardPSVendor GetCardPSVendor(uint8_t * AID, size_t AIDlen);
  60
  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);
  65
  66 extern struct tlvdb *GetPANFromTrack2(const struct tlv *track2);
  67 extern struct tlvdb *GetdCVVRawFromTrack2(const struct tlv *track2);
  68
  69 extern void SetAPDULogging(bool logging);
  70
  71 // exchange
  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);
  73
  74 // search application
  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);
  79 // select application
  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);
  84 // AC
  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);
  87 // DDA
  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);
  89 // Mastercard
  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);
  91 // Auth
  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);
  95
  96 extern int RecoveryCertificates(struct tlvdb *tlvRoot, json_t *root);
  97
  98 extern struct emv_pk *get_ca_pk(struct tlvdb *db);
  99 #endif
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