LCOV - code coverage report
Current view: top level - src - ber-dump.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 67 0.0 %
Date: 2016-12-01 18:28:20 Functions: 0 5 0.0 %

          Line data    Source code
       1             : /* ber-dump.c - Tool to dump BER encoded data
       2             :  *      Copyright (C) 2001 g10 Code GmbH
       3             :  *
       4             :  * This file is part of KSBA.
       5             :  *
       6             :  * KSBA is free software; you can redistribute it and/or modify
       7             :  * it under the terms of the GNU General Public License as published by
       8             :  * the Free Software Foundation; either version 3 of the License, or
       9             :  * (at your option) any later version.
      10             :  *
      11             :  * KSBA is distributed in the hope that it will be useful,
      12             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             :  * GNU General Public License for more details.
      15             :  *
      16             :  * You should have received a copy of the GNU General Public License
      17             :  * along with this program; if not, see <http://www.gnu.org/licenses/>.
      18             :  */
      19             : 
      20             : #include <config.h>
      21             : #include <stdio.h>
      22             : #include <stdlib.h>
      23             : #include <string.h>
      24             : #include <errno.h>
      25             : #include <stdarg.h>
      26             : 
      27             : #include "visibility.h"
      28             : #include "ksba.h"
      29             : #include "ber-decoder.h"
      30             : 
      31             : #define PGMNAME "ber-dump"
      32             : 
      33             : #if (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5 ))
      34             : # define  ATTR_PRINTF(a,b)  __attribute__ ((format (printf,a,b)))
      35             : #else
      36             : # define  ATTR_PRINTF(a,b)
      37             : #endif
      38             : 
      39             : /* keep track of parsing error */
      40             : static int error_counter;
      41             : 
      42             : 
      43             : static void print_error (const char *fmt, ... )  ATTR_PRINTF(1,2);
      44             : 
      45             : 
      46             : 
      47             : static void
      48           0 : print_error (const char *fmt, ... )
      49             : {
      50             :   va_list arg_ptr ;
      51             : 
      52           0 :   va_start (arg_ptr, fmt);
      53           0 :   fputs (PGMNAME ": ", stderr);
      54           0 :   vfprintf (stderr, fmt, arg_ptr);
      55           0 :   va_end (arg_ptr);
      56           0 :   error_counter++;
      57           0 : }
      58             : 
      59             : static void
      60           0 : fatal (const char *fmt, ... )
      61             : {
      62             :   va_list arg_ptr ;
      63             : 
      64           0 :   va_start (arg_ptr, fmt);
      65           0 :   fputs (PGMNAME ": fatal: ", stderr);
      66           0 :   vfprintf (stderr, fmt, arg_ptr);
      67           0 :   va_end (arg_ptr);
      68           0 :   exit (1);
      69             : }
      70             : 
      71             : 
      72             : static void
      73           0 : one_file (FILE *fp, const char *fname, ksba_asn_tree_t asn_tree)
      74             : {
      75             :   gpg_error_t err;
      76             :   ksba_reader_t r;
      77             :   BerDecoder d;
      78             : 
      79             :   (void)fname;  /* Not yet used in error messages.  */
      80             : 
      81           0 :   err = ksba_reader_new (&r);
      82           0 :   if (err)
      83           0 :     fatal ("out of core\n");
      84           0 :   err = ksba_reader_set_file (r, fp);
      85           0 :   if (err)
      86           0 :     fatal ("ksba_reader_set_file failed: rc=%d\n", err);
      87             : 
      88           0 :   d = _ksba_ber_decoder_new ();
      89           0 :   if (!d)
      90           0 :     fatal ("out of core\n");
      91           0 :   err = _ksba_ber_decoder_set_reader (d, r);
      92           0 :   if (err)
      93           0 :     fatal ("ksba_ber_decoder_set_reader failed: rc=%d\n", err);
      94             : 
      95           0 :   if (asn_tree)
      96             :     {
      97           0 :       err = _ksba_ber_decoder_set_module (d, asn_tree);
      98           0 :       if (err)
      99           0 :         fatal ("ksba_ber_decoder_set_module failed: rc=%d\n", err);
     100             :     }
     101             : 
     102           0 :   err = _ksba_ber_decoder_dump (d, stdout);
     103           0 :   if (err)
     104           0 :     print_error ("ksba_ber_decoder_dump failed: rc=%d\n", err);
     105             : 
     106           0 :   _ksba_ber_decoder_release (d);
     107           0 :   ksba_reader_release (r);
     108           0 : }
     109             : 
     110             : 
     111             : static void
     112           0 : usage (int exitcode)
     113             : {
     114           0 :   fputs ("usage: ber-dump [--module asnfile] [files]\n", stderr);
     115           0 :   exit (exitcode);
     116             : }
     117             : 
     118             : int
     119           0 : main (int argc, char **argv)
     120             : {
     121           0 :   const char *asnfile = NULL;
     122           0 :   ksba_asn_tree_t asn_tree = NULL;
     123             :   int rc;
     124             : 
     125           0 :   if (!argc || (argc > 1 &&
     126           0 :                 (!strcmp (argv[1],"--help") || !strcmp (argv[1],"-h"))) )
     127           0 :     usage (0);
     128             : 
     129           0 :   argc--; argv++;
     130           0 :   if (argc && !strcmp (*argv,"--module"))
     131             :     {
     132           0 :       argc--; argv++;
     133           0 :       if (!argc)
     134           0 :         usage (1);
     135           0 :       asnfile = *argv;
     136           0 :       argc--; argv++;
     137             :     }
     138             : 
     139           0 :   if (asnfile)
     140             :     {
     141           0 :       rc = ksba_asn_parse_file (asnfile, &asn_tree, 0);
     142           0 :       if (rc)
     143             :         {
     144           0 :           print_error ("parsing `%s' failed: rc=%d\n", asnfile, rc);
     145           0 :           exit (1);
     146             :         }
     147             :     }
     148             : 
     149             : 
     150           0 :   if (!argc)
     151           0 :     one_file (stdin, "-", asn_tree);
     152             :   else
     153             :     {
     154           0 :       for (; argc; argc--, argv++)
     155             :         {
     156             :           FILE *fp;
     157             : 
     158           0 :           fp = fopen (*argv, "r");
     159           0 :           if (!fp)
     160           0 :               print_error ("can't open `%s': %s\n", *argv, strerror (errno));
     161             :           else
     162             :             {
     163           0 :               one_file (fp, *argv, asn_tree);
     164           0 :               fclose (fp);
     165             :             }
     166             :         }
     167             :     }
     168             : 
     169           0 :   ksba_asn_tree_release (asn_tree);
     170             : 
     171           0 :   return error_counter? 1:0;
     172             : }

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