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/*
This file is part of GNUnet.
(C) 2002-2013 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_ecc.c
* @brief testcase for ECC public key crypto
* @author Christian Grothoff
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_signatures.h"
#include <gcrypt.h>
#define ITER 25
#define KEYFILE "/tmp/test-gnunet-crypto-ecc.key"
#define PERF GNUNET_YES
static struct GNUNET_CRYPTO_EccPrivateKey *key;
static int
testSignVerify ()
{
struct GNUNET_CRYPTO_EccSignature sig;
struct GNUNET_CRYPTO_EccSignaturePurpose purp;
struct GNUNET_CRYPTO_EccPublicKey pkey;
int i;
struct GNUNET_TIME_Absolute start;
int ok = GNUNET_OK;
FPRINTF (stderr, "%s", "W");
GNUNET_CRYPTO_ecc_key_get_public (key, &pkey);
start = GNUNET_TIME_absolute_get ();
purp.size = htonl (sizeof (struct GNUNET_CRYPTO_EccSignaturePurpose));
purp.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_TEST);
for (i = 0; i < ITER; i++)
{
FPRINTF (stderr, "%s", ".");
if (GNUNET_SYSERR == GNUNET_CRYPTO_ecc_sign (key, &purp, &sig))
{
FPRINTF (stderr, "%s", "GNUNET_CRYPTO_ecc_sign returned SYSERR\n");
ok = GNUNET_SYSERR;
continue;
}
if (GNUNET_SYSERR ==
GNUNET_CRYPTO_ecc_verify (GNUNET_SIGNATURE_PURPOSE_TEST, &purp, &sig,
&pkey))
{
printf ("GNUNET_CRYPTO_ecc_verify failed!\n");
ok = GNUNET_SYSERR;
continue;
}
if (GNUNET_SYSERR !=
GNUNET_CRYPTO_ecc_verify (GNUNET_SIGNATURE_PURPOSE_TRANSPORT_PONG_OWN,
&purp, &sig, &pkey))
{
printf ("GNUNET_CRYPTO_ecc_verify failed to fail!\n");
ok = GNUNET_SYSERR;
continue;
}
}
printf ("%d ECC sign/verify operations %s\n", ITER,
GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start), GNUNET_YES));
return ok;
}
static int
testDeriveSignVerify ()
{
struct GNUNET_CRYPTO_EccSignature sig;
struct GNUNET_CRYPTO_EccSignaturePurpose purp;
struct GNUNET_CRYPTO_EccPrivateKey *dpriv;
struct GNUNET_CRYPTO_EccPublicKey pkey;
struct GNUNET_CRYPTO_EccPublicKey dpub;
dpriv = GNUNET_CRYPTO_ecc_key_derive (key, "test-derive", "test-CTX");
GNUNET_CRYPTO_ecc_key_get_public (key, &pkey);
GNUNET_CRYPTO_ecc_public_key_derive (&pkey, "test-derive", "test-CTX", &dpub);
purp.size = htonl (sizeof (struct GNUNET_CRYPTO_EccSignaturePurpose));
purp.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_TEST);
if (GNUNET_SYSERR == GNUNET_CRYPTO_ecc_sign (dpriv, &purp, &sig))
{
FPRINTF (stderr, "%s", "GNUNET_CRYPTO_ecc_sign returned SYSERR\n");
GNUNET_free (dpriv);
return GNUNET_SYSERR;
}
if (GNUNET_SYSERR ==
GNUNET_CRYPTO_ecc_verify (GNUNET_SIGNATURE_PURPOSE_TEST,
&purp, &sig,
&dpub))
{
printf ("GNUNET_CRYPTO_ecc_verify failed!\n");
GNUNET_free (dpriv);
return GNUNET_SYSERR;
}
if (GNUNET_SYSERR !=
GNUNET_CRYPTO_ecc_verify (GNUNET_SIGNATURE_PURPOSE_TEST,
&purp, &sig,
&pkey))
{
printf ("GNUNET_CRYPTO_ecc_verify failed to fail!\n");
GNUNET_free (dpriv);
return GNUNET_SYSERR;
}
if (GNUNET_SYSERR !=
GNUNET_CRYPTO_ecc_verify (GNUNET_SIGNATURE_PURPOSE_TRANSPORT_PONG_OWN,
&purp, &sig, &dpub))
{
printf ("GNUNET_CRYPTO_ecc_verify failed to fail!\n");
GNUNET_free (dpriv);
return GNUNET_SYSERR;
}
GNUNET_free (dpriv);
return GNUNET_OK;
}
#if PERF
static int
testSignPerformance ()
{
struct GNUNET_CRYPTO_EccSignaturePurpose purp;
struct GNUNET_CRYPTO_EccSignature sig;
struct GNUNET_CRYPTO_EccPublicKey pkey;
int i;
struct GNUNET_TIME_Absolute start;
int ok = GNUNET_OK;
purp.size = htonl (sizeof (struct GNUNET_CRYPTO_EccSignaturePurpose));
purp.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_TEST);
FPRINTF (stderr, "%s", "W");
GNUNET_CRYPTO_ecc_key_get_public (key, &pkey);
start = GNUNET_TIME_absolute_get ();
for (i = 0; i < ITER; i++)
{
FPRINTF (stderr, "%s", ".");
if (GNUNET_SYSERR == GNUNET_CRYPTO_ecc_sign (key, &purp, &sig))
{
FPRINTF (stderr, "%s", "GNUNET_CRYPTO_ecc_sign returned SYSERR\n");
ok = GNUNET_SYSERR;
continue;
}
}
printf ("%d ECC sign operations %s\n", ITER,
GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start),
GNUNET_YES));
return ok;
}
#endif
static int
testCreateFromFile ()
{
struct GNUNET_CRYPTO_EccPublicKey p1;
struct GNUNET_CRYPTO_EccPublicKey p2;
key = GNUNET_CRYPTO_ecc_key_create_from_file (KEYFILE);
GNUNET_assert (NULL != key);
GNUNET_CRYPTO_ecc_key_get_public (key, &p1);
GNUNET_free (key);
key = GNUNET_CRYPTO_ecc_key_create_from_file (KEYFILE);
GNUNET_assert (NULL != key);
GNUNET_CRYPTO_ecc_key_get_public (key, &p2);
GNUNET_assert (0 == memcmp (&p1, &p2, sizeof (p1)));
GNUNET_free (key);
GNUNET_assert (0 == UNLINK (KEYFILE));
key = GNUNET_CRYPTO_ecc_key_create_from_file (KEYFILE);
GNUNET_assert (NULL != key);
GNUNET_CRYPTO_ecc_key_get_public (key, &p2);
GNUNET_assert (0 != memcmp (&p1, &p2, sizeof (p1)));
GNUNET_free (key);
return GNUNET_OK;
}
static void
test_ecdh ()
{
struct GNUNET_CRYPTO_EccPrivateKey *priv1;
struct GNUNET_CRYPTO_EccPrivateKey *priv2;
struct GNUNET_CRYPTO_EccPublicKey pub1;
struct GNUNET_CRYPTO_EccPublicKey pub2;
struct GNUNET_HashCode ecdh1;
struct GNUNET_HashCode ecdh2;
priv1 = GNUNET_CRYPTO_ecc_key_create ();
priv2 = GNUNET_CRYPTO_ecc_key_create ();
GNUNET_CRYPTO_ecc_key_get_public (priv1, &pub1);
GNUNET_CRYPTO_ecc_key_get_public (priv2, &pub2);
GNUNET_CRYPTO_ecc_ecdh (priv1, &pub2, &ecdh1);
GNUNET_CRYPTO_ecc_ecdh (priv2, &pub1, &ecdh2);
GNUNET_assert (0 == memcmp (&ecdh1, &ecdh2,
sizeof (struct GNUNET_HashCode)));
GNUNET_free (priv1);
GNUNET_free (priv2);
}
static void
perf_keygen ()
{
struct GNUNET_TIME_Absolute start;
struct GNUNET_CRYPTO_EccPrivateKey *pk;
int i;
start = GNUNET_TIME_absolute_get ();
for (i=0;i<10;i++)
{
fprintf (stderr, ".");
pk = GNUNET_CRYPTO_ecc_key_create ();
GNUNET_free (pk);
}
fprintf (stderr, "\n");
printf ("Creating 10 ECC keys took %s\n",
GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start), GNUNET_YES));
}
int
main (int argc, char *argv[])
{
int failure_count = 0;
if (! gcry_check_version ("1.5.0"))
{
FPRINTF (stderr,
_
("libgcrypt has not the expected version (version %s is required).\n"),
"1.5.0");
return 0;
}
GNUNET_log_setup ("test-crypto-ecc", "WARNING", NULL);
key = GNUNET_CRYPTO_ecc_key_create ();
if (GNUNET_OK != testDeriveSignVerify ())
{
failure_count++;
fprintf (stderr,
"\n\n%d TESTS FAILED!\n\n", failure_count);
return -1;
}
#if PERF
if (GNUNET_OK != testSignPerformance ())
failure_count++;
#endif
if (GNUNET_OK != testSignVerify ())
failure_count++;
GNUNET_free (key);
if (GNUNET_OK != testCreateFromFile ())
failure_count++;
GNUNET_assert (0 == UNLINK (KEYFILE));
test_ecdh ();
perf_keygen ();
if (0 != failure_count)
{
fprintf (stderr,
"\n\n%d TESTS FAILED!\n\n",
failure_count);
return -1;
}
return 0;
}
/* end of test_crypto_ecc.c */
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