47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "2common.h"
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#include "2sha.h"
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#include "2sysincludes.h"
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#include "host_common.h"
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#include "timer_utils.h"
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#define TEST_BUFFER_SIZE 4000000
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int main(int argc, char *argv[]) {
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int i;
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double speed;
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uint32_t msecs;
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uint8_t *buffer = malloc(TEST_BUFFER_SIZE);
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uint8_t digest[VB2_MAX_DIGEST_SIZE];
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ClockTimerState ct;
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/* Iterate through all the hash functions. */
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for(i = VB2_HASH_SHA1; i < VB2_HASH_ALG_COUNT; i++) {
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StartTimer(&ct);
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vb2_digest_buffer(buffer, TEST_BUFFER_SIZE, i,
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digest, sizeof(digest));
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StopTimer(&ct);
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msecs = GetDurationMsecs(&ct);
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speed = ((TEST_BUFFER_SIZE / 10e6)
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/ (msecs / 10e3)); /* Mbytes/sec */
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fprintf(stderr,
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"# %s Time taken = %u ms, Speed = %f Mbytes/sec\n",
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vb2_get_hash_algorithm_name(i), msecs, speed);
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fprintf(stdout, "mbytes_per_sec_%s:%f\n",
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vb2_get_hash_algorithm_name(i), speed);
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}
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free(buffer);
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return 0;
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}
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