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/*
This file is part of GNUnet.
(C) 2002, 2003, 2004, 2006 Christian Grothoff (and other contributing authors)
GNUnet 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 3, or (at your
option) any later version.
GNUnet 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 GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @author Christian Grothoff
* @file util/test_crypto_aes.c
* @brief test for AES ciphers
*/
#include "platform.h"
#include "gnunet_common.h"
#include "gnunet_crypto_lib.h"
#define TESTSTRING "Hello World!"
#define INITVALUE "InitializationVectorValue"
static int
testSymcipher ()
{
struct GNUNET_CRYPTO_AesSessionKey key;
char result[100];
int size;
char res[100];
GNUNET_CRYPTO_aes_create_session_key (&key);
size =
GNUNET_CRYPTO_aes_encrypt (TESTSTRING, strlen (TESTSTRING) + 1, &key,
(const struct
GNUNET_CRYPTO_AesInitializationVector *)
INITVALUE, result);
if (size == -1)
{
printf ("symciphertest failed: encryptBlock returned %d\n", size);
return 1;
}
size =
GNUNET_CRYPTO_aes_decrypt (result, size, &key,
(const struct
GNUNET_CRYPTO_AesInitializationVector *)
INITVALUE, res);
if (strlen (TESTSTRING) + 1 != size)
{
printf ("symciphertest failed: decryptBlock returned %d\n", size);
return 1;
}
if (0 != strcmp (res, TESTSTRING))
{
printf ("symciphertest failed: %s != %s\n", res, TESTSTRING);
return 1;
}
else
return 0;
}
int
verifyCrypto ()
{
struct GNUNET_CRYPTO_AesSessionKey key;
char result[GNUNET_CRYPTO_AES_KEY_LENGTH];
char *res;
int ret;
unsigned char plain[] =
{ 29, 128, 192, 253, 74, 171, 38, 187, 84, 219, 76, 76, 209, 118, 33, 249,
172, 124, 96, 9, 157, 110, 8, 215, 200, 63, 69, 230, 157, 104, 247, 164
};
unsigned char raw_key[] =
{ 106, 74, 209, 88, 145, 55, 189, 135, 125, 180, 225, 108, 183, 54, 25,
169, 129, 188, 131, 75, 227, 245, 105, 10, 225, 15, 115, 159, 148, 184,
34, 191
};
unsigned char encrresult[] =
{ 167, 102, 230, 233, 127, 195, 176, 107, 17, 91, 199, 127, 96, 113, 75,
195, 245, 217, 61, 236, 159, 165, 103, 121, 203, 99, 202, 41, 23, 222, 25,
102
};
res = NULL;
ret = 0;
memcpy (key.key, raw_key, GNUNET_CRYPTO_AES_KEY_LENGTH);
key.crc32 =
htonl (GNUNET_CRYPTO_crc32_n (&key, GNUNET_CRYPTO_AES_KEY_LENGTH));
if (ntohl (key.crc32) != (unsigned int) 38125195LL)
{
printf ("Static key has different CRC: %u - %u\n", ntohl (key.crc32),
key.crc32);
ret = 1;
goto error;
}
if (GNUNET_CRYPTO_AES_KEY_LENGTH !=
GNUNET_CRYPTO_aes_encrypt (plain, GNUNET_CRYPTO_AES_KEY_LENGTH, &key,
(const struct
GNUNET_CRYPTO_AesInitializationVector *)
"testtesttesttest", result))
{
printf ("Wrong return value from encrypt block.\n");
ret = 1;
goto error;
}
if (memcmp (encrresult, result, GNUNET_CRYPTO_AES_KEY_LENGTH) != 0)
{
printf ("Encrypted result wrong.\n");
ret = 1;
goto error;
}
res = GNUNET_malloc (GNUNET_CRYPTO_AES_KEY_LENGTH);
if (GNUNET_CRYPTO_AES_KEY_LENGTH !=
GNUNET_CRYPTO_aes_decrypt (result, GNUNET_CRYPTO_AES_KEY_LENGTH, &key,
(const struct
GNUNET_CRYPTO_AesInitializationVector *)
"testtesttesttest", res))
{
printf ("Wrong return value from decrypt block.\n");
ret = 1;
goto error;
}
if (memcmp (res, plain, GNUNET_CRYPTO_AES_KEY_LENGTH) != 0)
{
printf ("Decrypted result does not match input.\n");
ret = 1;
}
error:
GNUNET_free_non_null (res);
return ret;
}
int
main (int argc, char *argv[])
{
int failureCount = 0;
GNUNET_log_setup ("test-crypto-aes", "WARNING", NULL);
GNUNET_CRYPTO_random_disable_entropy_gathering ();
GNUNET_assert (strlen (INITVALUE) >
sizeof (struct GNUNET_CRYPTO_AesInitializationVector));
failureCount += testSymcipher ();
failureCount += verifyCrypto ();
if (failureCount != 0)
{
printf ("%d TESTS FAILED!\n", failureCount);
return -1;
}
return 0;
}
/* end of test_crypto_aes.c */
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