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/*
* HardInfo - Displays System Information
* Copyright (C) 2003-2017 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.
*
* 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 "hardinfo.h"
#include "benchmark.h"
#include "blowfish.h"
/* if anything changes in this block, increment revision */
#define BENCH_REVISION 1
#define CRUNCH_TIME 7
#define BENCH_DATA_SIZE 65536
#define BENCH_DATA_MD5 "c25cf5c889f7bead2ff39788eedae37b"
#define BLOW_KEY "Has my shampoo arrived?"
#define BLOW_KEY_MD5 "6eac709cca51a228bfa70150c9c5a7c4"
static gpointer bfish_exec(const void *in_data, gint thread_number)
{
unsigned char key[] = BLOW_KEY;
unsigned char *data = NULL;
unsigned long data_len = BENCH_DATA_SIZE, i = 0;
BLOWFISH_CTX ctx;
data = malloc(BENCH_DATA_SIZE);
memcpy(data, in_data, BENCH_DATA_SIZE);
Blowfish_Init(&ctx, key, strlen(key));
for(i = 0; i < data_len; i += 8) {
Blowfish_Encrypt(&ctx, (unsigned long*)&data[i], (unsigned long*)&data[i+4]);
}
for(i = 0; i < data_len; i += 8) {
Blowfish_Decrypt(&ctx, (unsigned long*)&data[i], (unsigned long*)&data[i+4]);
}
free(data);
return NULL;
}
void benchmark_bfish_do(int threads, int entry, const char *status)
{
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(status);
gchar *k = md5_digest_str(BLOW_KEY, strlen(BLOW_KEY));
if (!SEQ(k, BLOW_KEY_MD5))
bench_msg("test key has different md5sum: expected %s, actual %s", BLOW_KEY_MD5, k);
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_crunch_for(CRUNCH_TIME, threads, bfish_exec, test_data);
r.result /= 100;
r.revision = BENCH_REVISION;
snprintf(r.extra, 255, "%0.1fs, k:%s, d:%s", (double)CRUNCH_TIME, k, d);
g_free(test_data);
g_free(k);
g_free(d);
bench_results[entry] = r;
}
void benchmark_bfish_threads(void) { benchmark_bfish_do(0, BENCHMARK_BLOWFISH_THREADS, "Performing Blowfish benchmark (multi-thread)..."); }
void benchmark_bfish_single(void) { benchmark_bfish_do(1, BENCHMARK_BLOWFISH_SINGLE, "Performing Blowfish benchmark (single-thread)..."); }
void benchmark_bfish_cores(void) { benchmark_bfish_do(-1, BENCHMARK_BLOWFISH_CORES, "Performing Blowfish benchmark (multi-core)..."); }
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