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/* t-encrypt-sym.c - regression test
* Copyright (C) 2000 Werner Koch (dd9jn)
* Copyright (C) 2001, 2003 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 General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <gpgme.h>
#define fail_if_err(a) do { if(a) { \
fprintf (stderr, "%s:%d: gpgme_error_t %s\n", \
__FILE__, __LINE__, gpgme_strerror(a)); \
exit (1); } \
} while(0)
static void
print_data (gpgme_data_t dh)
{
char buf[100];
int ret;
ret = gpgme_data_seek (dh, 0, SEEK_SET);
if (ret)
fail_if_err (GPGME_File_Error);
while ((ret = gpgme_data_read (dh, buf, 100)) > 0)
fwrite (buf, ret, 1, stdout);
if (ret < 0)
fail_if_err (GPGME_File_Error);
}
static gpgme_error_t
passphrase_cb (void *opaque, const char *desc,
void **r_hd, const char **result)
{
if (!desc)
/* Cleanup by looking at *r_hd. */
return 0;
*result = "abc";
fprintf (stderr, "%% requesting passphrase for `%s': ", desc);
fprintf (stderr, "sending `%s'\n", *result);
return 0;
}
int
main (int argc, char **argv)
{
gpgme_ctx_t ctx;
gpgme_error_t err;
gpgme_data_t plain, cipher;
const char *text = "Hallo Leute\n";
char *text2;
char *p;
size_t len;
err = gpgme_engine_check_version (GPGME_PROTOCOL_OpenPGP);
fail_if_err (err);
do
{
err = gpgme_new (&ctx);
fail_if_err (err);
gpgme_set_armor (ctx, 1);
p = getenv("GPG_AGENT_INFO");
if (!(p && strchr (p, ':')))
gpgme_set_passphrase_cb (ctx, passphrase_cb, NULL);
err = gpgme_data_new_from_mem (&plain, text, strlen (text), 0);
fail_if_err (err);
err = gpgme_data_new (&cipher);
fail_if_err (err);
err = gpgme_op_encrypt (ctx, 0, plain, cipher);
fail_if_err (err);
fflush (NULL);
fputs ("Begin Result Encryption:\n", stdout);
print_data (cipher);
fputs ("End Result.\n", stdout);
gpgme_data_seek (cipher, 0, SEEK_SET);
gpgme_data_release (plain);
err = gpgme_data_new (&plain);
fail_if_err (err);
err = gpgme_op_decrypt (ctx, cipher, plain);
fail_if_err (err);
fputs ("Begin Result Decryption:\n", stdout);
print_data (plain);
fputs ("End Result.\n", stdout);
text2 = gpgme_data_release_and_get_mem (plain, &len);
if (strncmp (text, text2, len))
{
fprintf (stderr, "%s:%d: Wrong plaintext\n", __FILE__, __LINE__);
exit (1);
}
gpgme_data_release (cipher);
gpgme_release (ctx);
}
while (argc > 1 && !strcmp (argv[1], "--loop"));
return 0;
}
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