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1 /*
2  * QEMU Crypto cipher speed benchmark
3  *
4  * Copyright (c) 2017 HUAWEI TECHNOLOGIES CO., LTD.
5  *
6  * Authors:
7  *    Longpeng(Mike) <[email protected]>
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"
14 #include "crypto/init.h"
15 #include "crypto/cipher.h"
16
17 static void test_cipher_speed(const void *opaque)
18 {
19     QCryptoCipher *cipher;
20     Error *err = NULL;
21     double total = 0.0;
22     size_t chunk_size = (size_t)opaque;
23     uint8_t *key = NULL, *iv = NULL;
24     uint8_t *plaintext = NULL, *ciphertext = NULL;
25     size_t nkey = qcrypto_cipher_get_key_len(QCRYPTO_CIPHER_ALG_AES_128);
26     size_t niv = qcrypto_cipher_get_iv_len(QCRYPTO_CIPHER_ALG_AES_128,
27                                            QCRYPTO_CIPHER_MODE_CBC);
28
29     key = g_new0(uint8_t, nkey);
30     memset(key, g_test_rand_int(), nkey);
31
32     iv = g_new0(uint8_t, niv);
33     memset(iv, g_test_rand_int(), niv);
34
35     ciphertext = g_new0(uint8_t, chunk_size);
36
37     plaintext = g_new0(uint8_t, chunk_size);
38     memset(plaintext, g_test_rand_int(), chunk_size);
39
40     cipher = qcrypto_cipher_new(QCRYPTO_CIPHER_ALG_AES_128,
41                                 QCRYPTO_CIPHER_MODE_CBC,
42                                 key, nkey, &err);
43     g_assert(cipher != NULL);
44
45     g_assert(qcrypto_cipher_setiv(cipher,
46                                   iv, niv,
47                                   &err) == 0);
48
49     g_test_timer_start();
50     do {
51         g_assert(qcrypto_cipher_encrypt(cipher,
52                                         plaintext,
53                                         ciphertext,
54                                         chunk_size,
55                                         &err) == 0);
56         total += chunk_size;
57     } while (g_test_timer_elapsed() < 5.0);
58
59     total /= 1024 * 1024; /* to MB */
60
61     g_print("cbc(aes128): ");
62     g_print("Testing chunk_size %ld bytes ", chunk_size);
63     g_print("done: %.2f MB in %.2f secs: ", total, g_test_timer_last());
64     g_print("%.2f MB/sec\n", total / g_test_timer_last());
65
66     qcrypto_cipher_free(cipher);
67     g_free(plaintext);
68     g_free(ciphertext);
69     g_free(iv);
70     g_free(key);
71 }
72
73 int main(int argc, char **argv)
74 {
75     size_t i;
76     char name[64];
77
78     g_test_init(&argc, &argv, NULL);
79     g_assert(qcrypto_init(NULL) == 0);
80
81     for (i = 512; i <= (64 * 1204); i *= 2) {
82         memset(name, 0 , sizeof(name));
83         snprintf(name, sizeof(name), "/crypto/cipher/speed-%lu", i);
84         g_test_add_data_func(name, (void *)i, test_cipher_speed);
85     }
86
87     return g_test_run();
88 }
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