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Longpeng(Mike)c7a9af42017-07-14 14:04:11 -04001/*
2 * QEMU Crypto hmac speed benchmark
3 *
4 * Copyright (c) 2017 HUAWEI TECHNOLOGIES CO., LTD.
5 *
6 * Authors:
7 * Longpeng(Mike) <longpeng2@huawei.com>
8 *
9 * This work is licensed under the terms of the GNU GPL, version 2 or
10 * (at your option) any later version. See the COPYING file in the
11 * top-level directory.
12 */
13#include "qemu/osdep.h"
Philippe Mathieu-Daudé68dbb6d2018-06-25 09:42:36 -030014#include "qemu/units.h"
Longpeng(Mike)c7a9af42017-07-14 14:04:11 -040015#include "crypto/init.h"
16#include "crypto/hmac.h"
17
18#define KEY "monkey monkey monkey monkey"
19
20static void test_hmac_speed(const void *opaque)
21{
22 size_t chunk_size = (size_t)opaque;
23 QCryptoHmac *hmac = NULL;
24 uint8_t *in = NULL, *out = NULL;
25 size_t out_len = 0;
26 double total = 0.0;
27 struct iovec iov;
28 Error *err = NULL;
29 int ret;
30
31 if (!qcrypto_hmac_supports(QCRYPTO_HASH_ALG_SHA256)) {
32 return;
33 }
34
35 in = g_new0(uint8_t, chunk_size);
36 memset(in, g_test_rand_int(), chunk_size);
37
38 iov.iov_base = (char *)in;
39 iov.iov_len = chunk_size;
40
41 g_test_timer_start();
42 do {
43 hmac = qcrypto_hmac_new(QCRYPTO_HASH_ALG_SHA256,
44 (const uint8_t *)KEY, strlen(KEY), &err);
45 g_assert(err == NULL);
46 g_assert(hmac != NULL);
47
48 ret = qcrypto_hmac_bytesv(hmac, &iov, 1, &out, &out_len, &err);
49 g_assert(ret == 0);
50 g_assert(err == NULL);
51
52 qcrypto_hmac_free(hmac);
53
54 total += chunk_size;
55 } while (g_test_timer_elapsed() < 5.0);
56
Philippe Mathieu-Daudé68dbb6d2018-06-25 09:42:36 -030057 total /= MiB;
Longpeng(Mike)c7a9af42017-07-14 14:04:11 -040058 g_print("hmac(sha256): ");
Philippe Mathieu-Daudé8c0a6dc2017-08-28 08:37:37 -030059 g_print("Testing chunk_size %zu bytes ", chunk_size);
Longpeng(Mike)c7a9af42017-07-14 14:04:11 -040060 g_print("done: %.2f MB in %.2f secs: ", total, g_test_timer_last());
61 g_print("%.2f MB/sec\n", total / g_test_timer_last());
62
63 g_free(out);
64 g_free(in);
65}
66
67int main(int argc, char **argv)
68{
69 size_t i;
70 char name[64];
71
72 g_test_init(&argc, &argv, NULL);
73 g_assert(qcrypto_init(NULL) == 0);
74
Philippe Mathieu-Daudé68dbb6d2018-06-25 09:42:36 -030075 for (i = 512; i <= 64 * KiB; i *= 2) {
Longpeng(Mike)c7a9af42017-07-14 14:04:11 -040076 memset(name, 0 , sizeof(name));
Philippe Mathieu-Daudé8c0a6dc2017-08-28 08:37:37 -030077 snprintf(name, sizeof(name), "/crypto/hmac/speed-%zu", i);
Longpeng(Mike)c7a9af42017-07-14 14:04:11 -040078 g_test_add_data_func(name, (void *)i, test_hmac_speed);
79 }
80
81 return g_test_run();
82}