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/*
* QEMU Crypto hmac speed benchmark
*
* Copyright (c) 2017 HUAWEI TECHNOLOGIES CO., LTD.
*
* Authors:
* Longpeng(Mike) <longpeng2@huawei.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or
* (at your option) any later version. See the COPYING file in the
* top-level directory.
*/
#include "qemu/osdep.h"
#include "qemu/units.h"
#include "crypto/init.h"
#include "crypto/hmac.h"
#define KEY "monkey monkey monkey monkey"
static void test_hmac_speed(const void *opaque)
{
size_t chunk_size = (size_t)opaque;
QCryptoHmac *hmac = NULL;
uint8_t *in = NULL, *out = NULL;
size_t out_len = 0;
double total = 0.0;
struct iovec iov;
Error *err = NULL;
int ret;
if (!qcrypto_hmac_supports(QCRYPTO_HASH_ALG_SHA256)) {
return;
}
in = g_new0(uint8_t, chunk_size);
memset(in, g_test_rand_int(), chunk_size);
iov.iov_base = (char *)in;
iov.iov_len = chunk_size;
g_test_timer_start();
do {
hmac = qcrypto_hmac_new(QCRYPTO_HASH_ALG_SHA256,
(const uint8_t *)KEY, strlen(KEY), &err);
g_assert(err == NULL);
g_assert(hmac != NULL);
ret = qcrypto_hmac_bytesv(hmac, &iov, 1, &out, &out_len, &err);
g_assert(ret == 0);
g_assert(err == NULL);
qcrypto_hmac_free(hmac);
total += chunk_size;
} while (g_test_timer_elapsed() < 5.0);
total /= MiB;
g_print("hmac(sha256): ");
g_print("Testing chunk_size %zu bytes ", chunk_size);
g_print("done: %.2f MB in %.2f secs: ", total, g_test_timer_last());
g_print("%.2f MB/sec\n", total / g_test_timer_last());
g_free(out);
g_free(in);
}
int main(int argc, char **argv)
{
size_t i;
char name[64];
g_test_init(&argc, &argv, NULL);
g_assert(qcrypto_init(NULL) == 0);
for (i = 512; i <= 64 * KiB; i *= 2) {
memset(name, 0 , sizeof(name));
snprintf(name, sizeof(name), "/crypto/hmac/speed-%zu", i);
g_test_add_data_func(name, (void *)i, test_hmac_speed);
}
return g_test_run();
}
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