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/* basic.c - basic regression tests
* Copyright (C) 2001 Free Software Foundation, Inc.
*
* This file is part of Libgcrypt.
*
* Libgcrypt 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.
*
* Libgcrypt 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 <stdarg.h>
#include "../src/gcrypt.h"
static int error_count;
static void
fail ( const char *format, ... )
{
va_list arg_ptr ;
va_start( arg_ptr, format ) ;
vfprintf (stderr, format, arg_ptr );
va_end(arg_ptr);
error_count++;
}
static void
die ( const char *format, ... )
{
va_list arg_ptr ;
va_start( arg_ptr, format ) ;
vfprintf (stderr, format, arg_ptr );
va_end(arg_ptr);
exit (1);
}
static void
check_one_cipher (int algo, int mode)
{
GCRY_CIPHER_HD hd;
char key[32], plain[16], in[16], out[16];
int keylen;
memcpy (key, "0123456789abcdef.,;/[]{}-=ABCDEF", 32);
memcpy (plain, "foobar42FOOBAR17", 16);
keylen = gcry_cipher_get_algo_keylen (algo);
if (keylen < 40/8 || keylen > 32 ) {
fail ("algo %d, mode %d, keylength problem (%d)\n",
algo, mode, keylen );
return;
}
hd = gcry_cipher_open (algo, mode, 0);
if (!hd) {
fail ("algo %d, mode %d, grcy_open_cipher failed: %s\n",
algo, mode, gcry_strerror (-1) );
return;
}
if (gcry_cipher_setkey (hd, key, keylen)) {
fail ("algo %d, mode %d, gcry_cipher_setkey failed: %s\n",
algo, mode, gcry_strerror (-1) );
gcry_cipher_close (hd);
return;
}
if ( gcry_cipher_encrypt (hd, out, 16, plain, 16)) {
fail ("algo %d, mode %d, gcry_cipher_encrypt failed: %s\n",
algo, mode, gcry_strerror (-1) );
gcry_cipher_close (hd);
return;
}
gcry_cipher_close (hd);
hd = gcry_cipher_open (algo, mode, 0);
if (!hd) {
fail ("algo %d, mode %d, grcy_open_cipher failed: %s\n",
algo, mode, gcry_strerror (-1) );
return;
}
if (gcry_cipher_setkey (hd, key, keylen)) {
fail ("algo %d, mode %d, gcry_cipher_setkey[2] failed: %s\n",
algo, mode, gcry_strerror (-1) );
gcry_cipher_close (hd);
return;
}
if ( gcry_cipher_decrypt (hd, in, 16, out, 16)) {
fail ("algo %d, mode %d, gcry_cipher_decrypt failed: %s\n",
algo, mode, gcry_strerror (-1) );
gcry_cipher_close (hd);
return;
}
gcry_cipher_close (hd);
if ( memcmp (plain, in, 16) )
fail ("algo %d, mode %d, encrypt-decrypt mismatch\n", algo, mode);
}
static void
check_ciphers (void)
{
static int algos[] = {
GCRY_CIPHER_3DES,
GCRY_CIPHER_CAST5,
GCRY_CIPHER_BLOWFISH,
GCRY_CIPHER_RIJNDAEL,
GCRY_CIPHER_RIJNDAEL192,
GCRY_CIPHER_RIJNDAEL256,
GCRY_CIPHER_TWOFISH,
0
};
int i;
for (i=0; algos[i]; i++ ) {
check_one_cipher (algos[i], GCRY_CIPHER_MODE_ECB);
check_one_cipher (algos[i], GCRY_CIPHER_MODE_CFB);
check_one_cipher (algos[i], GCRY_CIPHER_MODE_CBC);
}
check_one_cipher (GCRY_CIPHER_ARCFOUR, GCRY_CIPHER_MODE_STREAM);
/* we have now run all cipher's selftests */
/* TODO: add some extra encryption to test the higher level functions */
}
static void
check_digests ()
{
/* TODO */
}
int
main (int argc, char **argv)
{
if (!gcry_check_version (GCRYPT_VERSION))
die ("Version mismatch\n");
check_ciphers ();
check_digests ();
return error_count? 1:0;
}
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