benchmark/blowfish: new version of blowfish benchmark

The new version uses a fixed time and provides variants for
single-thread, multi-thread, and multi-core.

A few results are included.

Signed-off-by: Burt P <pburt0@gmail.com>

1 files changed, 86 insertions, 0 deletions

diff --git a/modules/benchmark/blowfish2.c b/modules/benchmark/blowfish2.c
new file mode 100644
index 00000000..c6ad78a8
--- /dev/null
+++ b/modules/benchmark/blowfish2.c
@@ -0,0 +1,86 @@
+/*
+ *    HardInfo - Displays System Information
+ *    Copyright (C) 2003-2017 Leandro A. F. Pereira <leandro@hardinfo.org>
+ *
+ *    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"
+
+#define CRUNCH_TIME 7
+
+/* must be less than or equal to
+ * file size of ( params.path_data + "benchmark.data" ) */
+#define BENCH_DATA_SIZE 65536
+
+static gpointer bfish_exec(void *in_data, gint thread_number)
+{
+    unsigned char key[] = "Has my shampoo arrived?";
+    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;
+}
+
+static gchar *get_data()
+{
+    gchar *tmpsrc, *bdata_path;
+    gsize length;
+
+    bdata_path = g_build_filename(params.path_data, "benchmark.data", NULL);
+    if (!g_file_get_contents(bdata_path, &tmpsrc, &length, NULL)) {
+        g_free(bdata_path);
+        return NULL;
+    }
+    if (length < BENCH_DATA_SIZE) {
+        g_free(tmpsrc);
+        return NULL;
+    }
+
+    return tmpsrc;
+}
+
+void benchmark_bfish_do(int threads, int entry, const char *status)
+{
+    bench_value r = EMPTY_BENCH_VALUE;
+    gchar *test_data = get_data();
+
+    shell_view_set_enabled(FALSE);
+    shell_status_update(status);
+
+    r = benchmark_crunch_for(CRUNCH_TIME, threads, bfish_exec, test_data);
+    r.result /= 100;
+    bench_results[entry] = r;
+
+    g_free(test_data);
+}
+
+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)..."); }