xref: /aosp_15_r20/external/vboot_reference/tests/sha_benchmark.c (revision 8617a60d3594060b7ecbd21bc622a7c14f3cf2bc)
1*8617a60dSAndroid Build Coastguard Worker /* Copyright 2011 The ChromiumOS Authors
2*8617a60dSAndroid Build Coastguard Worker  * Use of this source code is governed by a BSD-style license that can be
3*8617a60dSAndroid Build Coastguard Worker  * found in the LICENSE file.
4*8617a60dSAndroid Build Coastguard Worker  */
5*8617a60dSAndroid Build Coastguard Worker 
6*8617a60dSAndroid Build Coastguard Worker #include <stdint.h>
7*8617a60dSAndroid Build Coastguard Worker #include <stdio.h>
8*8617a60dSAndroid Build Coastguard Worker #include <stdlib.h>
9*8617a60dSAndroid Build Coastguard Worker 
10*8617a60dSAndroid Build Coastguard Worker #include "2common.h"
11*8617a60dSAndroid Build Coastguard Worker #include "2sha.h"
12*8617a60dSAndroid Build Coastguard Worker #include "2sysincludes.h"
13*8617a60dSAndroid Build Coastguard Worker #include "common/timer_utils.h"
14*8617a60dSAndroid Build Coastguard Worker #include "host_common.h"
15*8617a60dSAndroid Build Coastguard Worker 
16*8617a60dSAndroid Build Coastguard Worker #define TEST_BUFFER_SIZE 4000000
17*8617a60dSAndroid Build Coastguard Worker 
main(int argc,char * argv[])18*8617a60dSAndroid Build Coastguard Worker int main(int argc, char *argv[]) {
19*8617a60dSAndroid Build Coastguard Worker 	int i;
20*8617a60dSAndroid Build Coastguard Worker 	double speed;
21*8617a60dSAndroid Build Coastguard Worker 	uint32_t msecs;
22*8617a60dSAndroid Build Coastguard Worker 	uint8_t *buffer = malloc(TEST_BUFFER_SIZE);
23*8617a60dSAndroid Build Coastguard Worker 	struct vb2_hash hash;
24*8617a60dSAndroid Build Coastguard Worker 	ClockTimerState ct;
25*8617a60dSAndroid Build Coastguard Worker 
26*8617a60dSAndroid Build Coastguard Worker 	/* Iterate through all the hash functions. */
27*8617a60dSAndroid Build Coastguard Worker 	for (i = VB2_HASH_SHA1; i < VB2_HASH_ALG_COUNT; i++) {
28*8617a60dSAndroid Build Coastguard Worker 		StartTimer(&ct);
29*8617a60dSAndroid Build Coastguard Worker 		vb2_hash_calculate(false, buffer, TEST_BUFFER_SIZE, i, &hash);
30*8617a60dSAndroid Build Coastguard Worker 		StopTimer(&ct);
31*8617a60dSAndroid Build Coastguard Worker 
32*8617a60dSAndroid Build Coastguard Worker 		msecs = GetDurationMsecs(&ct);
33*8617a60dSAndroid Build Coastguard Worker 		speed = ((TEST_BUFFER_SIZE / 10e6)
34*8617a60dSAndroid Build Coastguard Worker 			 / (msecs / 10e3)); /* Mbytes/sec */
35*8617a60dSAndroid Build Coastguard Worker 
36*8617a60dSAndroid Build Coastguard Worker 		fprintf(stderr,
37*8617a60dSAndroid Build Coastguard Worker 			"# %s Time taken = %u ms, Speed = %f Mbytes/sec\n",
38*8617a60dSAndroid Build Coastguard Worker 			vb2_get_hash_algorithm_name(i), msecs, speed);
39*8617a60dSAndroid Build Coastguard Worker 		fprintf(stdout, "mbytes_per_sec_%s:%f\n",
40*8617a60dSAndroid Build Coastguard Worker 			vb2_get_hash_algorithm_name(i), speed);
41*8617a60dSAndroid Build Coastguard Worker 	}
42*8617a60dSAndroid Build Coastguard Worker 
43*8617a60dSAndroid Build Coastguard Worker 	free(buffer);
44*8617a60dSAndroid Build Coastguard Worker 	return 0;
45*8617a60dSAndroid Build Coastguard Worker }
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