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/*
This file is part of GNUnet.
Copyright (C) 2002-2013 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License,
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
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file util/test_crypto_ecdsa.c
* @brief testcase for ECC ECDSA 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 PERF GNUNET_YES
static struct GNUNET_CRYPTO_EcdsaPrivateKey *key;
static int
testSignVerify ()
{
struct GNUNET_CRYPTO_EcdsaSignature sig;
struct GNUNET_CRYPTO_EccSignaturePurpose purp;
struct GNUNET_CRYPTO_EcdsaPublicKey pkey;
int i;
struct GNUNET_TIME_Absolute start;
int ok = GNUNET_OK;
FPRINTF (stderr, "%s", "W");
GNUNET_CRYPTO_ecdsa_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", "."); fflush (stderr);
if (GNUNET_SYSERR == GNUNET_CRYPTO_ecdsa_sign (key, &purp, &sig))
{
FPRINTF (stderr,
"%s",
"GNUNET_CRYPTO_ecdsa_sign returned SYSERR\n");
ok = GNUNET_SYSERR;
continue;
}
if (GNUNET_SYSERR ==
GNUNET_CRYPTO_ecdsa_verify (GNUNET_SIGNATURE_PURPOSE_TEST, &purp, &sig,
&pkey))
{
printf ("GNUNET_CRYPTO_ecdsa_verify failed!\n");
ok = GNUNET_SYSERR;
continue;
}
if (GNUNET_SYSERR !=
GNUNET_CRYPTO_ecdsa_verify (GNUNET_SIGNATURE_PURPOSE_TRANSPORT_PONG_OWN,
&purp, &sig, &pkey))
{
printf ("GNUNET_CRYPTO_ecdsa_verify failed to fail!\n");
ok = GNUNET_SYSERR;
continue;
}
}
printf ("%d ECDSA 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_EcdsaSignature sig;
struct GNUNET_CRYPTO_EccSignaturePurpose purp;
struct GNUNET_CRYPTO_EcdsaPrivateKey *dpriv;
struct GNUNET_CRYPTO_EcdsaPublicKey pkey;
struct GNUNET_CRYPTO_EcdsaPublicKey dpub;
dpriv = GNUNET_CRYPTO_ecdsa_private_key_derive (key, "test-derive", "test-CTX");
GNUNET_CRYPTO_ecdsa_key_get_public (key, &pkey);
GNUNET_CRYPTO_ecdsa_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_ecdsa_sign (dpriv, &purp, &sig))
{
FPRINTF (stderr, "%s", "GNUNET_CRYPTO_ecdsa_sign returned SYSERR\n");
GNUNET_free (dpriv);
return GNUNET_SYSERR;
}
if (GNUNET_SYSERR ==
GNUNET_CRYPTO_ecdsa_verify (GNUNET_SIGNATURE_PURPOSE_TEST,
&purp, &sig,
&dpub))
{
printf ("GNUNET_CRYPTO_ecdsa_verify failed!\n");
GNUNET_free (dpriv);
return GNUNET_SYSERR;
}
if (GNUNET_SYSERR !=
GNUNET_CRYPTO_ecdsa_verify (GNUNET_SIGNATURE_PURPOSE_TEST,
&purp, &sig,
&pkey))
{
printf ("GNUNET_CRYPTO_ecdsa_verify failed to fail!\n");
GNUNET_free (dpriv);
return GNUNET_SYSERR;
}
if (GNUNET_SYSERR !=
GNUNET_CRYPTO_ecdsa_verify (GNUNET_SIGNATURE_PURPOSE_TRANSPORT_PONG_OWN,
&purp, &sig, &dpub))
{
printf ("GNUNET_CRYPTO_ecdsa_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_EcdsaSignature sig;
struct GNUNET_CRYPTO_EcdsaPublicKey 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_ecdsa_key_get_public (key, &pkey);
start = GNUNET_TIME_absolute_get ();
for (i = 0; i < ITER; i++)
{
FPRINTF (stderr, "%s", "."); fflush (stderr);
if (GNUNET_SYSERR == GNUNET_CRYPTO_ecdsa_sign (key, &purp, &sig))
{
FPRINTF (stderr, "%s",
"GNUNET_CRYPTO_ecdsa_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 void
perf_keygen ()
{
struct GNUNET_TIME_Absolute start;
struct GNUNET_CRYPTO_EcdsaPrivateKey *pk;
int i;
FPRINTF (stderr, "%s", "W");
start = GNUNET_TIME_absolute_get ();
for (i=0;i<10;i++)
{
fprintf (stderr, "."); fflush (stderr);
pk = GNUNET_CRYPTO_ecdsa_key_create ();
GNUNET_free (pk);
}
for (;i<25;i++)
fprintf (stderr, ".");
fflush (stderr);
printf ("10 ECDSA keys created in %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 ("1.6.0"))
{
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-ecc", "WARNING", NULL);
key = GNUNET_CRYPTO_ecdsa_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);
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_ecdsa.c */
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