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/*
This file is part of GNUnet.
Copyright (C) 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.
*/
/**
* @author Bart Polot
* @file util/perf_crypto_asymmetric.c
* @brief measure performance of public key functions
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include <gauger.h>
struct GNUNET_TIME_Absolute start;
const int l = 50;
struct TestSig {
struct GNUNET_CRYPTO_EccSignaturePurpose purp;
struct GNUNET_HashCode h;
struct GNUNET_CRYPTO_EddsaSignature sig;
};
static void
log_duration (const char *system, const char *description)
{
struct GNUNET_TIME_Relative t;
char s[64];
sprintf (s, "%6s %15s", system, description);
t = GNUNET_TIME_absolute_get_duration (start);
t = GNUNET_TIME_relative_divide (t, l);
FPRINTF (stdout, "%s: %10s\n", s,
GNUNET_STRINGS_relative_time_to_string(t, GNUNET_NO));
GAUGER ("UTIL", s, t.rel_value_us, "us");
}
int
main (int argc, char *argv[])
{
int i;
struct GNUNET_CRYPTO_EcdhePrivateKey *ecdhe[l];
struct GNUNET_CRYPTO_EcdhePublicKey dhpub[l];
struct GNUNET_CRYPTO_EddsaPrivateKey *eddsa[l];
struct GNUNET_CRYPTO_EddsaPublicKey dspub[l];
struct TestSig sig[l];
start = GNUNET_TIME_absolute_get();
for (i = 0; i < l; i++)
{
sig[i].purp.purpose = 0;
sig[i].purp.size = htonl (sizeof (struct GNUNET_CRYPTO_EccSignaturePurpose)
+ sizeof (struct GNUNET_HashCode));
GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
&sig[i].h, sizeof (&sig[0].h));
}
log_duration ("", "Init");
start = GNUNET_TIME_absolute_get();
for (i = 0; i < l; i++)
eddsa[i] = GNUNET_CRYPTO_eddsa_key_create();
log_duration ("EdDSA", "create key");
start = GNUNET_TIME_absolute_get();
for (i = 0; i < l; i++)
GNUNET_CRYPTO_eddsa_key_get_public (eddsa[i], &dspub[i]);
log_duration ("EdDSA", "get pubilc");
start = GNUNET_TIME_absolute_get();
for (i = 0; i < l; i++)
GNUNET_CRYPTO_eddsa_sign (eddsa[i], &sig[i].purp, &sig[i].sig);
log_duration ("EdDSA", "sign HashCode");
start = GNUNET_TIME_absolute_get();
for (i = 0; i < l; i++)
GNUNET_CRYPTO_eddsa_verify (0, &sig[i].purp, &sig[i].sig, &dspub[i]);
log_duration ("EdDSA", "verify HashCode");
start = GNUNET_TIME_absolute_get();
for (i = 0; i < l; i++)
ecdhe[i] = GNUNET_CRYPTO_ecdhe_key_create();
log_duration ("ECDH", "create key");
start = GNUNET_TIME_absolute_get();
for (i = 0; i < l; i++)
GNUNET_CRYPTO_ecdhe_key_get_public (ecdhe[i], &dhpub[i]);
log_duration ("ECDH", "get public");
start = GNUNET_TIME_absolute_get();
for (i = 0; i < l; i+=2)
{
GNUNET_CRYPTO_ecc_ecdh (ecdhe[i], &dhpub[i+1], &sig[i].h);
GNUNET_CRYPTO_ecc_ecdh (ecdhe[i+1], &dhpub[i], &sig[i+i].h);
}
log_duration ("ECDH", "do DH");
return 0;
}
/* end of perf_crypto_asymmetric.c */
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