130 lines
3.3 KiB
C
130 lines
3.3 KiB
C
/* run-identify - Helper to run the identify command
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* Copyright (C) 2016 g10 Code GmbH
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*
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* This file is part of GPGME.
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*
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* GPGME is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* GPGME is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, see <https://www.gnu.org/licenses/>.
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*/
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/* We need to include config.h so that we know whether we are building
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with large file system (LFS) support. */
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <gpgme.h>
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#define PGM "run-identify"
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#include "run-support.h"
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static int verbose;
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static const char *
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data_type_to_string (gpgme_data_type_t dt)
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{
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const char *s = "[?]";
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switch (dt)
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{
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case GPGME_DATA_TYPE_INVALID : s = "invalid"; break;
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case GPGME_DATA_TYPE_UNKNOWN : s = "unknown"; break;
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case GPGME_DATA_TYPE_PGP_SIGNED : s = "PGP-signed"; break;
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case GPGME_DATA_TYPE_PGP_SIGNATURE: s = "PGP-signature"; break;
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case GPGME_DATA_TYPE_PGP_ENCRYPTED: s = "PGP-encrypted"; break;
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case GPGME_DATA_TYPE_PGP_OTHER : s = "PGP"; break;
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case GPGME_DATA_TYPE_PGP_KEY : s = "PGP-key"; break;
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case GPGME_DATA_TYPE_CMS_SIGNED : s = "CMS-signed"; break;
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case GPGME_DATA_TYPE_CMS_ENCRYPTED: s = "CMS-encrypted"; break;
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case GPGME_DATA_TYPE_CMS_OTHER : s = "CMS"; break;
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case GPGME_DATA_TYPE_X509_CERT : s = "X.509"; break;
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case GPGME_DATA_TYPE_PKCS12 : s = "PKCS12"; break;
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}
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return s;
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}
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static int
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show_usage (int ex)
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{
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fputs ("usage: " PGM " [options] FILENAMEs\n\n"
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"Options:\n"
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" --verbose run in verbose mode\n"
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, stderr);
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exit (ex);
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}
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int
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main (int argc, char **argv)
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{
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int last_argc = -1;
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gpgme_error_t err;
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int anyerr = 0;
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gpgme_data_t data;
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gpgme_data_type_t dt;
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if (argc)
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{ argc--; argv++; }
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while (argc && last_argc != argc )
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{
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last_argc = argc;
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if (!strcmp (*argv, "--"))
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{
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argc--; argv++;
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break;
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}
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else if (!strcmp (*argv, "--help"))
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show_usage (0);
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else if (!strcmp (*argv, "--verbose"))
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{
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verbose = 1;
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argc--; argv++;
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}
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else if (!strncmp (*argv, "--", 2))
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show_usage (1);
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}
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init_gpgme (GPGME_PROTOCOL_OpenPGP);
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for (; argc; argc--, argv++)
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{
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if (verbose)
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printf ("reading file `%s'\n", *argv);
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err = gpgme_data_new_from_file (&data, *argv, 1);
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if (err)
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{
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fprintf (stderr, PGM ": error reading '%s': %s\n",
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*argv, gpg_strerror (err));
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anyerr = 1;
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}
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else
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{
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dt = gpgme_data_identify (data, 0);
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if (dt == GPGME_DATA_TYPE_INVALID)
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anyerr = 1;
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printf ("%s: %s\n", *argv, data_type_to_string (dt));
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gpgme_data_release (data);
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}
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}
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return anyerr;
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}
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