LXR qemu/tests/bench/benchmark-crypto-akcipher.c

   1/*
   2 * QEMU Crypto akcipher speed benchmark
   3 *
   4 * Copyright (c) 2022 Bytedance
   5 *
   6 * Authors:
   7 *    lei he <helei.sig11@bytedance.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
  14#include "qemu/osdep.h"
  15#include "crypto/init.h"
  16#include "crypto/akcipher.h"
  17#include "standard-headers/linux/virtio_crypto.h"
  18
  19#include "test_akcipher_keys.inc"
  20
  21static QCryptoAkCipher *create_rsa_akcipher(const uint8_t *priv_key,
  22                                            size_t keylen,
  23                                            QCryptoRSAPaddingAlgorithm padding,
  24                                            QCryptoHashAlgorithm hash)
  25{
  26    QCryptoAkCipherOptions opt;
  27
  28    opt.alg = QCRYPTO_AKCIPHER_ALG_RSA;
  29    opt.u.rsa.padding_alg = padding;
  30    opt.u.rsa.hash_alg = hash;
  31    return qcrypto_akcipher_new(&opt, QCRYPTO_AKCIPHER_KEY_TYPE_PRIVATE,
  32                                priv_key, keylen, &error_abort);
  33}
  34
  35static void test_rsa_speed(const uint8_t *priv_key, size_t keylen,
  36                           size_t key_size)
  37{
  38#define BYTE 8
  39#define SHA1_DGST_LEN 20
  40#define SIGN_TIMES 10000
  41#define VERIFY_TIMES 100000
  42#define PADDING QCRYPTO_RSA_PADDING_ALG_PKCS1
  43#define HASH QCRYPTO_HASH_ALG_SHA1
  44
  45    g_autoptr(QCryptoAkCipher) rsa =
  46        create_rsa_akcipher(priv_key, keylen, PADDING, HASH);
  47    g_autofree uint8_t *dgst = NULL;
  48    g_autofree uint8_t *signature = NULL;
  49    size_t count;
  50
  51    dgst = g_new0(uint8_t, SHA1_DGST_LEN);
  52    memset(dgst, g_test_rand_int(), SHA1_DGST_LEN);
  53    signature = g_new0(uint8_t, key_size / BYTE);
  54
  55    g_test_message("benchmark rsa%zu (%s-%s) sign...", key_size,
  56                   QCryptoRSAPaddingAlgorithm_str(PADDING),
  57                   QCryptoHashAlgorithm_str(HASH));
  58    g_test_timer_start();
  59    for (count = 0; count < SIGN_TIMES; ++count) {
  60        g_assert(qcrypto_akcipher_sign(rsa, dgst, SHA1_DGST_LEN,
  61                                       signature, key_size / BYTE,
  62                                       &error_abort) > 0);
  63    }
  64    g_test_timer_elapsed();
  65    g_test_message("rsa%zu (%s-%s) sign %zu times in %.2f seconds,"
  66                   " %.2f times/sec ",
  67                   key_size,  QCryptoRSAPaddingAlgorithm_str(PADDING),
  68                   QCryptoHashAlgorithm_str(HASH),
  69                   count, g_test_timer_last(),
  70                   (double)count / g_test_timer_last());
  71
  72    g_test_message("benchmark rsa%zu (%s-%s) verification...", key_size,
  73                   QCryptoRSAPaddingAlgorithm_str(PADDING),
  74                   QCryptoHashAlgorithm_str(HASH));
  75    g_test_timer_start();
  76    for (count = 0; count < VERIFY_TIMES; ++count) {
  77        g_assert(qcrypto_akcipher_verify(rsa, signature, key_size / BYTE,
  78                                         dgst, SHA1_DGST_LEN,
  79                                         &error_abort) == 0);
  80    }
  81    g_test_timer_elapsed();
  82    g_test_message("rsa%zu (%s-%s) verify %zu times in %.2f seconds,"
  83                   " %.2f times/sec ",
  84                   key_size, QCryptoRSAPaddingAlgorithm_str(PADDING),
  85                   QCryptoHashAlgorithm_str(HASH),
  86                   count, g_test_timer_last(),
  87                   (double)count / g_test_timer_last());
  88}
  89
  90static void test_rsa_1024_speed(const void *opaque)
  91{
  92    size_t key_size = (size_t)opaque;
  93    test_rsa_speed(rsa1024_priv_key, sizeof(rsa1024_priv_key), key_size);
  94}
  95
  96static void test_rsa_2048_speed(const void *opaque)
  97{
  98    size_t key_size = (size_t)opaque;
  99    test_rsa_speed(rsa2048_priv_key, sizeof(rsa2048_priv_key), key_size);
 100}
 101
 102static void test_rsa_4096_speed(const void *opaque)
 103{
 104    size_t key_size = (size_t)opaque;
 105    test_rsa_speed(rsa4096_priv_key, sizeof(rsa4096_priv_key), key_size);
 106}
 107
 108int main(int argc, char **argv)
 109{
 110    char *alg = NULL;
 111    char *size = NULL;
 112    g_test_init(&argc, &argv, NULL);
 113    g_assert(qcrypto_init(NULL) == 0);
 114
 115#define ADD_TEST(asym_alg, keysize)                    \
 116    if ((!alg || g_str_equal(alg, #asym_alg)) &&       \
 117        (!size || g_str_equal(size, #keysize)))        \
 118        g_test_add_data_func(                          \
 119        "/crypto/akcipher/" #asym_alg "-" #keysize,    \
 120        (void *)keysize,                               \
 121        test_ ## asym_alg ## _ ## keysize ## _speed)
 122
 123    if (argc >= 2) {
 124        alg = argv[1];
 125    }
 126    if (argc >= 3) {
 127        size = argv[2];
 128    }
 129
 130    ADD_TEST(rsa, 1024);
 131    ADD_TEST(rsa, 2048);
 132    ADD_TEST(rsa, 4096);
 133
 134    return g_test_run();
 135}
 136