diff options
Diffstat (limited to 'src/crypto/isa-l/isa-l_crypto/aes/xts_256_dec_ossl_perf.c')
| -rw-r--r-- | src/crypto/isa-l/isa-l_crypto/aes/xts_256_dec_ossl_perf.c | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/src/crypto/isa-l/isa-l_crypto/aes/xts_256_dec_ossl_perf.c b/src/crypto/isa-l/isa-l_crypto/aes/xts_256_dec_ossl_perf.c new file mode 100644 index 000000000..a3b3fc12e --- /dev/null +++ b/src/crypto/isa-l/isa-l_crypto/aes/xts_256_dec_ossl_perf.c @@ -0,0 +1,143 @@ +/********************************************************************** + Copyright(c) 2011-2016 Intel Corporation All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + * Neither the name of Intel Corporation nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +**********************************************************************/ + +#include <stdio.h> +#include <stdlib.h> // for rand +#include <string.h> // for memcmp +#include "aes_xts.h" +#include "test.h" + +#include <openssl/evp.h> + +//#define CACHED_TEST +#ifdef CACHED_TEST +// Cached test, loop many times over small dataset +# define TEST_LEN 8*1024 +# define TEST_LOOPS 400000 +# define TEST_TYPE_STR "_warm" +#else +// Uncached test. Pull from large mem base. +# define GT_L3_CACHE 32*1024*1024 /* some number > last level cache */ +# define TEST_LEN (2 * GT_L3_CACHE) +# define TEST_LOOPS 50 +# define TEST_TYPE_STR "_cold" +#endif + +#define TEST_MEM TEST_LEN + +void xts256_mk_rand_data(unsigned char *k1, unsigned char *k2, unsigned char *t, + unsigned char *p, int n) +{ + int i; + for (i = 0; i < 32; i++) { + *k1++ = rand(); + *k2++ = rand(); + } + for (i = 0; i < 16; i++) + *t++ = rand(); + + for (i = 0; i < n; i++) + *p++ = rand(); + +} + +static inline + int openssl_aes_256_xts_dec(EVP_CIPHER_CTX * ctx, unsigned char *key, unsigned char *iv, + int len, unsigned char *pt, unsigned char *ct) +{ + int outlen, tmplen; + if (!EVP_DecryptInit_ex(ctx, EVP_aes_256_xts(), NULL, key, iv)) + printf("\n ERROR!! \n"); + if (!EVP_DecryptUpdate(ctx, ct, &outlen, (const unsigned char *)pt, len)) + printf("\n ERROR!! \n"); + if (!EVP_DecryptFinal_ex(ctx, ct + outlen, &tmplen)) + printf("\n ERROR!! \n"); + + return 0; +} + +int main(void) +{ + int i; + + unsigned char key1[16 * 2], key2[16 * 2], tinit[16]; + unsigned char *pt, *ct, *dt, *refdt; + struct perf start, stop; + unsigned char keyssl[64]; /* SSL takes both keys together */ + + /* Initialise our cipher context, which can use same input vectors */ + EVP_CIPHER_CTX ctx; + EVP_CIPHER_CTX_init(&ctx); + + printf("aes_xts_256_dec_perf:\n"); + + pt = malloc(TEST_LEN); + ct = malloc(TEST_LEN); + dt = malloc(TEST_LEN); + refdt = malloc(TEST_LEN); + + if (NULL == pt || NULL == ct || NULL == dt || NULL == refdt) { + printf("malloc of testsize failed\n"); + return -1; + } + + xts256_mk_rand_data(key1, key2, tinit, pt, TEST_LEN); + /* Set up key for the SSL engine */ + for (i = 0; i < 32; i++) { + keyssl[i] = key1[i]; + keyssl[i + 32] = key2[i]; + } + + /* Encrypt and compare decrypted output */ + XTS_AES_256_enc(key2, key1, tinit, TEST_LEN, pt, ct); + XTS_AES_256_dec(key2, key1, tinit, TEST_LEN, ct, dt); + openssl_aes_256_xts_dec(&ctx, keyssl, tinit, TEST_LEN, ct, refdt); + if (memcmp(dt, refdt, TEST_LEN)) { + printf("ISA-L and OpenSSL results don't match\n"); + return -1; + } + + /* Time ISA-L decryption */ + perf_start(&start); + for (i = 0; i < TEST_LOOPS; i++) + XTS_AES_256_dec(key2, key1, tinit, TEST_LEN, ct, dt); + perf_stop(&stop); + printf("aes_xts_256_dec" TEST_TYPE_STR ": "); + perf_print(stop, start, (long long)TEST_LEN * i); + + /* Time OpenSSL decryption */ + perf_start(&start); + for (i = 0; i < TEST_LOOPS; i++) + openssl_aes_256_xts_dec(&ctx, keyssl, tinit, TEST_LEN, ct, refdt); + perf_stop(&stop); + printf("aes_xts_256_openssl_dec" TEST_TYPE_STR ": "); + perf_print(stop, start, (long long)TEST_LEN * i); + + return 0; +} |