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

   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 functions
   9 //-----------------------------------------------------------------------------
  10
  11 #include "emvcore.h"
  12
  13 static bool print_cb(void *data, const struct tlv *tlv) {
  14         emv_tag_dump(tlv, stdout);
  15         dump_buffer(tlv->value, tlv->len, stdout);
  16
  17         return true;
  18 }
  19
  20 void TLVPrintFromBuffer(uint8_t *data, int datalen) {
  21         struct tlvdb *t = NULL;
  22         t = tlvdb_parse_multi(data, datalen);
  23         if (t) {
  24                 PrintAndLog("TLV decoded:");
  25
  26                 tlvdb_visit(t, print_cb, NULL);
  27                 tlvdb_free(t);
  28         } else {
  29                 PrintAndLog("TLV ERROR: Can't parse response as TLV tree.");
  30         }
  31 }