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 
21 static QCryptoAkCipher *create_rsa_akcipher(const uint8_t *priv_key,
22                                             size_t keylen,
23                                             QCryptoRSAPaddingAlgorithm padding,
24                                             QCryptoHashAlgorithm hash)
25 {
26     QCryptoAkCipherOptions opt;
27     QCryptoAkCipher *rsa;
28 
29     opt.alg = QCRYPTO_AKCIPHER_ALG_RSA;
30     opt.u.rsa.padding_alg = padding;
31     opt.u.rsa.hash_alg = hash;
32     rsa = qcrypto_akcipher_new(&opt, QCRYPTO_AKCIPHER_KEY_TYPE_PRIVATE,
33                                priv_key, keylen, &error_abort);
34     return rsa;
35 }
36 
37 static void test_rsa_speed(const uint8_t *priv_key, size_t keylen,
38                            size_t key_size)
39 {
40 #define BYTE 8
41 #define SHA1_DGST_LEN 20
42 #define SIGN_TIMES 10000
43 #define VERIFY_TIMES 100000
44 #define PADDING QCRYPTO_RSA_PADDING_ALG_PKCS1
45 #define HASH QCRYPTO_HASH_ALG_SHA1
46 
47     g_autoptr(QCryptoAkCipher) rsa =
48         create_rsa_akcipher(priv_key, keylen, PADDING, HASH);
49     g_autofree uint8_t *dgst = NULL;
50     g_autofree uint8_t *signature = NULL;
51     size_t count;
52 
53     dgst = g_new0(uint8_t, SHA1_DGST_LEN);
54     memset(dgst, g_test_rand_int(), SHA1_DGST_LEN);
55     signature = g_new0(uint8_t, key_size / BYTE);
56 
57     g_test_message("benchmark rsa%zu (%s-%s) sign...", key_size,
58                    QCryptoRSAPaddingAlgorithm_str(PADDING),
59                    QCryptoHashAlgorithm_str(HASH));
60     g_test_timer_start();
61     for (count = 0; count < SIGN_TIMES; ++count) {
62         g_assert(qcrypto_akcipher_sign(rsa, dgst, SHA1_DGST_LEN,
63                                        signature, key_size / BYTE,
64                                        &error_abort) > 0);
65     }
66     g_test_timer_elapsed();
67     g_test_message("rsa%zu (%s-%s) sign %zu times in %.2f seconds,"
68                    " %.2f times/sec ",
69                    key_size,  QCryptoRSAPaddingAlgorithm_str(PADDING),
70                    QCryptoHashAlgorithm_str(HASH),
71                    count, g_test_timer_last(),
72                    (double)count / g_test_timer_last());
73 
74     g_test_message("benchmark rsa%zu (%s-%s) verification...", key_size,
75                    QCryptoRSAPaddingAlgorithm_str(PADDING),
76                    QCryptoHashAlgorithm_str(HASH));
77     g_test_timer_start();
78     for (count = 0; count < VERIFY_TIMES; ++count) {
79         g_assert(qcrypto_akcipher_verify(rsa, signature, key_size / BYTE,
80                                          dgst, SHA1_DGST_LEN,
81                                          &error_abort) == 0);
82     }
83     g_test_timer_elapsed();
84     g_test_message("rsa%zu (%s-%s) verify %zu times in %.2f seconds,"
85                    " %.2f times/sec ",
86                    key_size, QCryptoRSAPaddingAlgorithm_str(PADDING),
87                    QCryptoHashAlgorithm_str(HASH),
88                    count, g_test_timer_last(),
89                    (double)count / g_test_timer_last());
90 }
91 
92 static void test_rsa_1024_speed(const void *opaque)
93 {
94     size_t key_size = (size_t)opaque;
95     test_rsa_speed(rsa1024_priv_key, sizeof(rsa1024_priv_key), key_size);
96 }
97 
98 static void test_rsa_2048_speed(const void *opaque)
99 {
100     size_t key_size = (size_t)opaque;
101     test_rsa_speed(rsa2048_priv_key, sizeof(rsa2048_priv_key), key_size);
102 }
103 
104 static void test_rsa_4096_speed(const void *opaque)
105 {
106     size_t key_size = (size_t)opaque;
107     test_rsa_speed(rsa4096_priv_key, sizeof(rsa4096_priv_key), key_size);
108 }
109 
110 int main(int argc, char **argv)
111 {
112     char *alg = NULL;
113     char *size = NULL;
114     g_test_init(&argc, &argv, NULL);
115     g_assert(qcrypto_init(NULL) == 0);
116 
117 #define ADD_TEST(asym_alg, keysize)                    \
118     if ((!alg || g_str_equal(alg, #asym_alg)) &&       \
119         (!size || g_str_equal(size, #keysize)))        \
120         g_test_add_data_func(                          \
121         "/crypto/akcipher/" #asym_alg "-" #keysize,    \
122         (void *)keysize,                               \
123         test_ ## asym_alg ## _ ## keysize ## _speed)
124 
125     if (argc >= 2) {
126         alg = argv[1];
127     }
128     if (argc >= 3) {
129         size = argv[2];
130     }
131 
132     ADD_TEST(rsa, 1024);
133     ADD_TEST(rsa, 2048);
134     ADD_TEST(rsa, 4096);
135 
136     return g_test_run();
137 }
138