opensc/src/tools/opensc-asn1.c

53 lines
1.5 KiB
C

/*
* Copyright (C) 2017 Frank Morgner <frankmorgner@gmail.com>
*
* This file is part of OpenSC.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "fread_to_eof.h"
#include "libopensc/asn1.h"
#include "opensc-asn1-cmdline.h"
#include <stdlib.h>
int
main (int argc, char **argv)
{
struct gengetopt_args_info cmdline;
unsigned char *buf = NULL;
size_t buflen = 0, i;
if (cmdline_parser(argc, argv, &cmdline) != 0)
return 1;
for (i = 0; i < cmdline.inputs_num; i++) {
if (!fread_to_eof(cmdline.inputs[i], &buf, &buflen))
continue;
printf("Parsing '%s' (%"SC_FORMAT_LEN_SIZE_T"u byte%s)\n",
cmdline.inputs[i], buflen, buflen == 1 ? "" : "s");
sc_asn1_print_tags(buf, buflen);
}
free(buf);
cmdline_parser_free (&cmdline);
return 0;
}