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/*
* HardInfo - Displays System Information
* Copyright (C) 2003-2007 L. A. F. Pereira <l@tia.mat.br>
*
* This program 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, version 2 or later.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "md5.h"
#include "sha1.h"
#include "benchmark.h"
/* if anything changes in this block, increment revision */
#define BENCH_REVISION 1
#define BENCH_DATA_SIZE 65536
#define BENCH_DATA_MD5 "c25cf5c889f7bead2ff39788eedae37b"
#define STEPS 5000
#define CALC_MBs(r) (STEPS*BENCH_DATA_SIZE)/(1024*1024)/r
/* 5000*65536/(1024*1024) = 312.5 -- old version used 312.0 so results
* don't exactly compare. */
inline void md5_step(char *data, glong srclen)
{
struct MD5Context ctx;
guchar checksum[16];
MD5Init(&ctx);
MD5Update(&ctx, (guchar *)data, srclen);
MD5Final(checksum, &ctx);
}
inline void sha1_step(char *data, glong srclen)
{
SHA1_CTX ctx;
guchar checksum[20];
SHA1Init(&ctx);
SHA1Update(&ctx, (guchar*)data, srclen);
SHA1Final(checksum, &ctx);
}
static gpointer cryptohash_for(unsigned int start, unsigned int end, void *data, gint thread_number)
{
unsigned int i;
for (i = start; i <= end; i++) {
if (i & 1) {
md5_step(data, BENCH_DATA_SIZE);
} else {
sha1_step(data, BENCH_DATA_SIZE);
}
}
return NULL;
}
void
benchmark_cryptohash(void)
{
bench_value r = EMPTY_BENCH_VALUE;
gchar *test_data = get_test_data(BENCH_DATA_SIZE);
if (!test_data) return;
shell_view_set_enabled(FALSE);
shell_status_update("Running CryptoHash benchmark...");
gchar *d = md5_digest_str(test_data, BENCH_DATA_SIZE);
if (!SEQ(d, BENCH_DATA_MD5))
bench_msg("test data has different md5sum: expected %s, actual %s", BENCH_DATA_MD5, d);
r = benchmark_parallel_for(0, 0, STEPS, cryptohash_for, test_data);
r.revision = BENCH_REVISION;
snprintf(r.extra, 255, "r:%d, d:%s", STEPS, d);
g_free(test_data);
g_free(d);
r.result = CALC_MBs(r.elapsed_time);
bench_results[BENCHMARK_CRYPTOHASH] = r;
}
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