Esempio n. 1
0
File: gpgv.c Progetto: gpg/gnupg
int
main( int argc, char **argv )
{
  ARGPARSE_ARGS pargs;
  int rc=0;
  strlist_t sl;
  strlist_t nrings = NULL;
  unsigned configlineno;
  ctrl_t ctrl;

  early_system_init ();
  set_strusage (my_strusage);
  log_set_prefix ("gpgv", 1);

  /* Make sure that our subsystems are ready.  */
  i18n_init();
  init_common_subsystems (&argc, &argv);

  if (!gcry_check_version (NEED_LIBGCRYPT_VERSION) )
    {
      log_fatal ( _("%s is too old (need %s, have %s)\n"), "libgcrypt",
                  NEED_LIBGCRYPT_VERSION, gcry_check_version (NULL) );
    }
  gcry_control (GCRYCTL_DISABLE_SECMEM, 0);

  gnupg_init_signals (0, NULL);

  opt.command_fd = -1; /* no command fd */
  opt.keyserver_options.options |= KEYSERVER_AUTO_KEY_RETRIEVE;
  opt.trust_model = TM_ALWAYS;
  opt.batch = 1;

  opt.weak_digests = NULL;

  tty_no_terminal(1);
  tty_batchmode(1);
  dotlock_disable ();
  gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0);
  additional_weak_digest("MD5");

  pargs.argc = &argc;
  pargs.argv = &argv;
  pargs.flags=  1;  /* do not remove the args */
  while (optfile_parse( NULL, NULL, &configlineno, &pargs, opts))
    {
      switch (pargs.r_opt)
        {
        case oQuiet: opt.quiet = 1; break;
        case oVerbose:
          opt.verbose++;
          opt.list_sigs=1;
          gcry_control (GCRYCTL_SET_VERBOSITY, (int)opt.verbose);
          break;
        case oKeyring: append_to_strlist( &nrings, pargs.r.ret_str); break;
        case oStatusFD: set_status_fd( pargs.r.ret_int ); break;
        case oLoggerFD:
          log_set_fd (translate_sys2libc_fd_int (pargs.r.ret_int, 1));
          break;
        case oHomedir: gnupg_set_homedir (pargs.r.ret_str); break;
        case oWeakDigest:
          additional_weak_digest(pargs.r.ret_str);
          break;
        case oIgnoreTimeConflict: opt.ignore_time_conflict = 1; break;
        default : pargs.err = ARGPARSE_PRINT_ERROR; break;
	}
    }

  if (log_get_errorcount (0))
    g10_exit(2);

  if (opt.verbose > 1)
    set_packet_list_mode(1);

  /* Note: We open all keyrings in read-only mode.  */
  if (!nrings)  /* No keyring given: use default one. */
    keydb_add_resource ("trustedkeys" EXTSEP_S "kbx",
                        (KEYDB_RESOURCE_FLAG_READONLY
                         |KEYDB_RESOURCE_FLAG_GPGVDEF));
  for (sl = nrings; sl; sl = sl->next)
    keydb_add_resource (sl->d, KEYDB_RESOURCE_FLAG_READONLY);

  FREE_STRLIST (nrings);

  ctrl = xcalloc (1, sizeof *ctrl);

  if ((rc = verify_signatures (ctrl, argc, argv)))
    log_error("verify signatures failed: %s\n", gpg_strerror (rc) );

  xfree (ctrl);

  /* cleanup */
  g10_exit (0);
  return 8; /*NOTREACHED*/
}
Esempio n. 2
0
int
main (int argc, char **argv )
{
  ARGPARSE_ARGS pargs;
  char *raw_pattern;
  size_t raw_pattern_length;
  pattern_t *patternarray;

  early_system_init ();
  set_strusage (my_strusage);
  gcry_control (GCRYCTL_SUSPEND_SECMEM_WARN);
  log_set_prefix ("gpg-check-pattern", GPGRT_LOG_WITH_PREFIX);

  /* Make sure that our subsystems are ready.  */
  i18n_init ();
  init_common_subsystems (&argc, &argv);

  setup_libgcrypt_logging ();
  gcry_control (GCRYCTL_INIT_SECMEM, 4096, 0);

  pargs.argc = &argc;
  pargs.argv = &argv;
  pargs.flags=  1;  /* (do not remove the args) */
  while (arg_parse (&pargs, opts) )
    {
      switch (pargs.r_opt)
        {
        case oVerbose: opt.verbose++; break;
        case oHomedir: gnupg_set_homedir (pargs.r.ret_str); break;
        case oCheck: opt.checkonly = 1; break;
        case oNull: opt.null = 1; break;

        default : pargs.err = 2; break;
	}
    }
  if (log_get_errorcount(0))
    exit (2);

  if (argc != 1)
    usage (1);

  /* We read the entire pattern file into our memory and parse it
     using a separate function.  This allows us to eventual do the
     reading while running setuid so that the pattern file can be
     hidden from regular users.  I am not sure whether this makes
     sense, but lets be prepared for it.  */
  raw_pattern = read_file (*argv, &raw_pattern_length);
  if (!raw_pattern)
    exit (2);

  patternarray = parse_pattern_file (raw_pattern, raw_pattern_length);
  if (!patternarray)
    exit (1);
  if (opt.checkonly)
    return 0;

#ifdef HAVE_DOSISH_SYSTEM
  setmode (fileno (stdin) , O_BINARY );
#endif
  process (stdin, patternarray);

  return log_get_errorcount(0)? 1 : 0;
}