gpgme/tests/gpgsm/t-decrypt.c

/* t-encrypt.c - Regression test.
 * Copyright (C) 2000 Werner Koch (dd9jn)
 * Copyright (C) 2001, 2003, 2004 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://gnu.org/licenses/>.
 * SPDX-License-Identifier: LGPL-2.1-or-later
 */

/* 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 <errno.h>

#include <gpgme.h>
#include "t-support.h"


static const char test_text1[] = "Hallo Leute!\n";
static const char test_cip1[] =
"-----BEGIN CMS OBJECT-----\n"
"MIAGCSqGSIb3DQEHA6CAMIACAQAxggEJMIIBBQIBADBwMGsxCzAJBgNVBAYTAkRF\n"
"MRMwEQYDVQQHFApE/HNzZWxkb3JmMRYwFAYDVQQKEw1nMTAgQ29kZSBHbWJIMRkw\n"
"FwYDVQQLExBBZWd5cHRlbiBQcm9qZWN0MRQwEgYDVQQDEwt0ZXN0IGNlcnQgMQIB\n"
"ADALBgkqhkiG9w0BAQEEgYBOFcOfUtAav+XjKGM1RJtF+8JLkbnu46S3T3709Iok\n"
"u+Z9dwpOyfHwxXOmjzkSKQSBBxxi6ar+sKjU/KfPIvaMpARwT+NfIVSCZRWIJ27z\n"
"wbSrav/kcRRDDA0wXV7dHVmSLPUJNCpiFMNZbkYtI+ai15g0PVeDw+szYd9zdsjJ\n"
"2zCABgkqhkiG9w0BBwEwFAYIKoZIhvcNAwcECA8gPQY2NtJToIAECAeoY3MIcz9h\n"
"BAiiytWtOSmqnwAA\n"
"-----END CMS OBJECT-----\n";


int
main (void)
{
  gpgme_ctx_t ctx;
  gpgme_error_t err;
  gpgme_data_t in, out;
  size_t len;
  char *test_text2;
  gpgme_decrypt_result_t result;

  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_mem (&in, test_cip1, strlen (test_cip1), 0);
  fail_if_err (err);

  err = gpgme_data_new (&out);
  fail_if_err (err);

  err = gpgme_op_decrypt (ctx, in, out);
  fail_if_err (err);
  result = gpgme_op_decrypt_result (ctx);
  if (result->unsupported_algorithm)
    {
      fprintf (stderr, "%s:%i: unsupported algorithm: %s\n",
	       __FILE__, __LINE__, result->unsupported_algorithm);
      exit (1);
    }
  test_text2 = gpgme_data_release_and_get_mem (out, &len);
  test_text2[len] = '\0';
  if (strcmp (test_text1, test_text2))
    {
      fprintf (stderr, "%s:%i: data mismatch: expected: \n\"%s\"\n"
               "got:\n\"%s\"",
               __FILE__, __LINE__, test_text1, test_text2);
      exit (1);
    }

  free (test_text2);
  gpgme_data_release (in);
  gpgme_release (ctx);
  return 0;
}