/*
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 .
SPDX-License-Identifier: AGPL3.0-or-later
*/
/**
* @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
#define ITER 25
#define PERF GNUNET_YES
static struct GNUNET_CRYPTO_EcdsaPrivateKey key;
static int
testSignVerify (void)
{
struct GNUNET_CRYPTO_EcdsaSignature sig;
struct GNUNET_CRYPTO_EccSignaturePurpose purp;
struct GNUNET_CRYPTO_EcdsaPublicKey pkey;
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 (unsigned int i = 0; i < ITER; i++)
{
fprintf (stderr, "%s", ".");
fflush (stderr);
if (GNUNET_SYSERR ==
GNUNET_CRYPTO_ecdsa_sign_ (&key,
&purp,
&sig))
{
fprintf (stderr,
"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))
{
fprintf (stderr,
"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))
{
fprintf (stderr,
"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 (void)
{
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;
struct GNUNET_CRYPTO_EcdsaPublicKey dpub2;
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);
GNUNET_CRYPTO_ecdsa_key_get_public (dpriv, &dpub2);
purp.size = htonl (sizeof(struct GNUNET_CRYPTO_EccSignaturePurpose));
purp.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_TEST);
if (0 != GNUNET_memcmp (&dpub.q_y, &dpub2.q_y))
{
fprintf (stderr, "%s", "key derivation failed\n");
GNUNET_free (dpriv);
return GNUNET_SYSERR;
}
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))
{
fprintf (stderr,
"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))
{
fprintf (stderr,
"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))
{
fprintf (stderr,
"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 (void)
{
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 (void)
{
struct GNUNET_TIME_Absolute start;
struct GNUNET_CRYPTO_EcdsaPrivateKey pk;
fprintf (stderr, "%s", "W");
start = GNUNET_TIME_absolute_get ();
for (unsigned int i = 0; i < 10; i++)
{
fprintf (stderr, ".");
fflush (stderr);
GNUNET_CRYPTO_ecdsa_key_create (&pk);
}
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);
GNUNET_CRYPTO_ecdsa_key_create (&key);
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++;
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 */