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/*
This file is part of GNUnet.
Copyright (C) 2002-2015 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.
*/
/**
* @file util/test_crypto_ecdh_eddsa.c
* @brief testcase for ECC DH key exchange with EdDSA private keys.
* @author Christian Grothoff
* @author Bart Polot
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include <gcrypt.h>
static int
test_ecdh()
{
struct GNUNET_CRYPTO_EddsaPrivateKey *priv_dsa;
struct GNUNET_CRYPTO_EcdhePrivateKey *priv_ecdh;
struct GNUNET_CRYPTO_EddsaPublicKey id1;
struct GNUNET_CRYPTO_EcdhePublicKey id2;
struct GNUNET_HashCode dh[3];
/* Generate keys */
priv_dsa = GNUNET_CRYPTO_eddsa_key_create ();
priv_ecdh = GNUNET_CRYPTO_ecdhe_key_create ();
/* Extract public keys */
GNUNET_CRYPTO_eddsa_key_get_public (priv_dsa,
&id1);
GNUNET_CRYPTO_ecdhe_key_get_public (priv_ecdh,
&id2);
/* Do ECDH */
GNUNET_assert (GNUNET_OK ==
GNUNET_CRYPTO_eddsa_ecdh (priv_dsa,
&id2,
&dh[0]));
GNUNET_assert (GNUNET_OK ==
GNUNET_CRYPTO_ecdh_eddsa (priv_ecdh,
&id1,
&dh[1]));
/* Check that both DH results are equal. */
GNUNET_assert (0 == memcmp (&dh[0], &dh[1],
sizeof (struct GNUNET_HashCode)));
GNUNET_free (priv_dsa);
GNUNET_free (priv_ecdh);
return 0;
}
int
main (int argc, char *argv[])
{
if (! gcry_check_version ("1.6.0"))
{
FPRINTF (stderr,
_("libgcrypt has not the expected version (version %s is required).\n"),
"1.6.0");
return 0;
}
if (getenv ("GNUNET_GCRYPT_DEBUG"))
gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1u , 0);
GNUNET_log_setup ("test-crypto-ecdh-eddsa", "WARNING", NULL);
if (0 != test_ecdh())
return 1;
return 0;
}
/* end of test_crypto_ecdh_eddsa.c */
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