ceph/src/crypto/isa-l/isa-l_crypto/aes/xts_128_enc_ossl_perf.c

   1 /**********************************************************************
   2   Copyright(c) 2011-2016 Intel Corporation All rights reserved.
   3
   4   Redistribution and use in source and binary forms, with or without
   5   modification, are permitted provided that the following conditions
   6   are met:
   7     * Redistributions of source code must retain the above copyright
   8       notice, this list of conditions and the following disclaimer.
   9     * Redistributions in binary form must reproduce the above copyright
  10       notice, this list of conditions and the following disclaimer in
  11       the documentation and/or other materials provided with the
  12       distribution.
  13     * Neither the name of Intel Corporation nor the names of its
  14       contributors may be used to endorse or promote products derived
  15       from this software without specific prior written permission.
  16
  17   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  18   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  19   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  20   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  21   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  22   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  23   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  27   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28 **********************************************************************/
  29
  30 #include <stdio.h>
  31 #include <stdlib.h>             // for rand
  32 #include <string.h>             // for memcmp
  33 #include "aes_xts.h"
  34 #include "test.h"
  35
  36 #include <openssl/evp.h>
  37
  38 //#define CACHED_TEST
  39 #ifdef CACHED_TEST
  40 // Cached test, loop many times over small dataset
  41 # define TEST_LEN     8*1024
  42 # define TEST_LOOPS   400000
  43 # define TEST_TYPE_STR "_warm"
  44 #else
  45 // Uncached test.  Pull from large mem base.
  46 # define GT_L3_CACHE  32*1024*1024      /* some number > last level cache */
  47 # define TEST_LEN     (2 * GT_L3_CACHE)
  48 # define TEST_LOOPS   50
  49 # define TEST_TYPE_STR "_cold"
  50 #endif
  51
  52 #define TEST_MEM TEST_LEN
  53
  54 void xts128_mk_rand_data(unsigned char *k1, unsigned char *k2, unsigned char *k3,
  55                          unsigned char *p, int n)
  56 {
  57         int i;
  58         for (i = 0; i < 16; i++) {
  59                 *k1++ = rand();
  60                 *k2++ = rand();
  61                 *k3++ = rand();
  62         }
  63         for (i = 0; i < n; i++)
  64                 *p++ = rand();
  65
  66 }
  67
  68 static inline
  69     int openssl_aes_128_xts_enc(EVP_CIPHER_CTX * ctx, unsigned char *key, unsigned char *iv,
  70                                 int len, unsigned char *pt, unsigned char *ct)
  71 {
  72         int outlen, tmplen;
  73         if (!EVP_EncryptInit_ex(ctx, EVP_aes_128_xts(), NULL, key, iv))
  74                 printf("\n ERROR!! \n");
  75         if (!EVP_EncryptUpdate(ctx, ct, &outlen, (const unsigned char *)pt, len))
  76                 printf("\n ERROR!! \n");
  77         if (!EVP_EncryptFinal_ex(ctx, ct + outlen, &tmplen))
  78                 printf("\n ERROR!! \n");
  79
  80         return 0;
  81 }
  82
  83 int main(void)
  84 {
  85         int i;
  86
  87         unsigned char key1[16], key2[16], tinit[16];
  88         unsigned char *pt, *ct, *refct;
  89         struct perf start, stop;
  90         unsigned char keyssl[32];       /* SSL takes both keys together */
  91
  92         /* Initialise our cipher context, which can use same input vectors */
  93         EVP_CIPHER_CTX ctx;
  94         EVP_CIPHER_CTX_init(&ctx);
  95
  96         printf("aes_xts_128_enc_perf:\n");
  97
  98         pt = malloc(TEST_LEN);
  99         ct = malloc(TEST_LEN);
 100         refct = malloc(TEST_LEN);
 101
 102         if (NULL == pt || NULL == ct || NULL == refct) {
 103                 printf("malloc of testsize failed\n");
 104                 return -1;
 105         }
 106
 107         xts128_mk_rand_data(key1, key2, tinit, pt, TEST_LEN);
 108
 109         /* Set up key for the SSL engine */
 110         for (i = 0; i < 16; i++) {
 111                 keyssl[i] = key1[i];
 112                 keyssl[i + 16] = key2[i];
 113         }
 114
 115         /* Encrypt and compare output */
 116         XTS_AES_128_enc(key2, key1, tinit, TEST_LEN, pt, ct);
 117         openssl_aes_128_xts_enc(&ctx, keyssl, tinit, TEST_LEN, pt, refct);
 118         if (memcmp(ct, refct, TEST_LEN)) {
 119                 printf("ISA-L and OpenSSL results don't match\n");
 120                 return -1;
 121         }
 122
 123         /* Time ISA-L encryption */
 124         perf_start(&start);
 125         for (i = 0; i < TEST_LOOPS; i++)
 126                 XTS_AES_128_enc(key2, key1, tinit, TEST_LEN, pt, ct);
 127         perf_stop(&stop);
 128
 129         printf("aes_xts_128_enc" TEST_TYPE_STR ": ");
 130         perf_print(stop, start, (long long)TEST_LEN * i);
 131
 132         /* Time OpenSSL encryption */
 133         perf_start(&start);
 134         for (i = 0; i < TEST_LOOPS; i++)
 135                 openssl_aes_128_xts_enc(&ctx, keyssl, tinit, TEST_LEN, pt, refct);
 136         perf_stop(&stop);
 137
 138         printf("aes_xts_128_openssl_enc" TEST_TYPE_STR ": ");
 139         perf_print(stop, start, (long long)TEST_LEN * i);
 140
 141         return 0;
 142 }