/* * 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(); }