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, int level, bool is_leaf) {
  14         emv_tag_dump(tlv, stdout, level);
  15         if (is_leaf) {
  16                 dump_buffer(tlv->value, tlv->len, stdout, level);
  17         }
  18
  19         return true;
  20 }
  21
  22 void TLVPrintFromBuffer(uint8_t *data, int datalen) {
  23         struct tlvdb *t = NULL;
  24         t = tlvdb_parse_multi(data, datalen);
  25         if (t) {
  26                 PrintAndLog("TLV decoded:");
  27
  28                 tlvdb_visit(t, print_cb, NULL, 0);
  29                 tlvdb_free(t);
  30         } else {
  31                 PrintAndLog("TLV ERROR: Can't parse response as TLV tree.");
  32         }
  33 }