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/*
This file is part of GNUnet.
Copyright (C) 2002, 2003, 2004, 2006, 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/>.
SPDX-License-Identifier: AGPL3.0-or-later
*/
/**
* @author Christian Grothoff
* @file nse/perf_kdf.c
* @brief measure performance of KDF hash function
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include <gcrypt.h>
#include <gauger.h>
static void
perfHash ()
{
struct GNUNET_HashCode hc;
char buf[64];
struct GNUNET_CRYPTO_PowSalt salt = { "gnunet-nse-proof" };
memset (buf, 1, sizeof(buf));
for (unsigned int i = 0; i < 1024; i++)
GNUNET_CRYPTO_pow_hash (&salt,
buf,
sizeof(buf),
&hc);
}
int
main (int argc, char *argv[])
{
struct GNUNET_TIME_Absolute start;
start = GNUNET_TIME_absolute_get ();
perfHash ();
printf ("Hash perf took %s\n",
GNUNET_STRINGS_relative_time_to_string (
GNUNET_TIME_absolute_get_duration (start),
GNUNET_YES));
GAUGER ("NSE", "Proof-of-work hashing",
1024.0 / (1.0
+ GNUNET_TIME_absolute_get_duration
(start).rel_value_us / 1000.0), "hashes/ms");
return 0;
}
/* end of perf_kdf.c */
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