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cms-decrypt.c
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/* cms-decrypt.c - Helper to debug the decrupt operation.
Copyright (C) 2008 g10 Code GmbH
This file is part of GPGME.
GPGME 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.
GPGME 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 program; if not, see <https://www.gnu.org/licenses/>.
*/
/* We need to include config.h so that we know whether we are building
with large file system (LFS) support. */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <gpgme.h>
#define PGM "cms-decrypt"
#include "t-support.h"
static const char *
nonnull (const char *s)
{
return s? s :"[none]";
}
int
main (int argc, char **argv)
{
gpgme_error_t err;
gpgme_ctx_t ctx;
gpgme_data_t in, out;
gpgme_decrypt_result_t result;
gpgme_recipient_t recp;
if (argc)
{ argc--; argv++; }
if (argc != 1)
{
fputs ("usage: " PGM " FILE\n", stderr);
exit (1);
}
init_gpgme (GPGME_PROTOCOL_CMS);
err = gpgme_new (&ctx);
fail_if_err (err);
gpgme_set_protocol (ctx, GPGME_PROTOCOL_CMS);
err = gpgme_data_new_from_file (&in, *argv, 1);
fail_if_err (err);
err = gpgme_data_new (&out);
fail_if_err (err);
err = gpgme_op_decrypt (ctx, in, out);
printf ("gpgme_op_decrypt: %s <%s> (%u)\n",
gpgme_strerror (err), gpgme_strsource (err), err);
result = gpgme_op_decrypt_result (ctx);
if (!result)
{
fputs (PGM ": error: decryption result missing\n", stderr);
exit (1);
}
printf ("unsupported_algorithm: %s\n",
nonnull (result->unsupported_algorithm));
printf ("wrong_key_usage: %u\n", result->wrong_key_usage);
printf ("file_name: %s\n", nonnull (result->file_name));
for (recp = result->recipients; recp; recp = recp->next)
{
printf ("recipient.status: %s <%s> (%u)\n",
gpgme_strerror (recp->status), gpgme_strsource (recp->status),
recp->status);
printf ("recipient.pkalgo: %d\n", recp->pubkey_algo);
printf ("recipient.keyid : %s\n", nonnull (recp->keyid));
}
if (!err)
{
puts ("plaintext:");
print_data (out);
gpgme_data_release (out);
}
gpgme_data_release (in);
gpgme_release (ctx);
return 0;
}

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text/x-c
Expires
Sat, Nov 29, 7:03 AM (1 d, 11 h)
Storage Engine
local-disk
Storage Format
Raw Data
Storage Handle
40/03/3dee29e6827580ae3540ecbb457d

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