diff options
Diffstat (limited to 'src/crypto/isa-l/isa-l_crypto/aes/xts_256_rand_ossl_test.c')
| -rw-r--r-- | src/crypto/isa-l/isa-l_crypto/aes/xts_256_rand_ossl_test.c | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/crypto/isa-l/isa-l_crypto/aes/xts_256_rand_ossl_test.c b/src/crypto/isa-l/isa-l_crypto/aes/xts_256_rand_ossl_test.c new file mode 100644 index 000000000..99308b37e --- /dev/null +++ b/src/crypto/isa-l/isa-l_crypto/aes/xts_256_rand_ossl_test.c @@ -0,0 +1,209 @@ +/********************************************************************** + 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 "aes_xts.h" +#include <stdlib.h> +#include <openssl/evp.h> + +#define TEST_LEN (1024*1024) +#define TEST_LOOPS 100 +#ifndef RANDOMS +# define RANDOMS 100 +#endif + +/* Generates random data for keys, tweak and plaintext */ +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(); + +} + +/* Wrapper for OpenSSL EVP AES-XTS 256 encryption */ +static inline + int openssl_aes_256_xts_enc(EVP_CIPHER_CTX * ctx, unsigned char *key, unsigned char *iv, + int len, unsigned char *pt, unsigned char *ct) +{ + int outlen, tmplen; + if (!EVP_EncryptInit_ex(ctx, EVP_aes_256_xts(), NULL, key, iv)) + printf("\n ERROR!! \n"); + if (!EVP_EncryptUpdate(ctx, ct, &outlen, (const unsigned char *)pt, len)) + printf("\n ERROR!! \n"); + if (!EVP_EncryptFinal_ex(ctx, ct + outlen, &tmplen)) + printf("\n ERROR!! \n"); + + return 0; +} + +/* Wrapper for OpenSSL EVP AES-XTS 256 decryption */ +static inline + int openssl_aes_256_xts_dec(EVP_CIPHER_CTX * ctx, unsigned char *key, unsigned char *iv, + int len, unsigned char *ct, unsigned char *dt) +{ + int outlen, tmplen; + if (!EVP_DecryptInit_ex(ctx, EVP_aes_256_xts(), NULL, key, iv)) + printf("\n ERROR!! \n"); + if (!EVP_DecryptUpdate(ctx, dt, &outlen, (const unsigned char *)ct, len)) + printf("\n ERROR!! \n"); + if (!EVP_DecryptFinal_ex(ctx, dt + outlen, &tmplen)) + printf("\n ERROR!! \n"); + + return 0; +} + +int main(void) +{ + + unsigned char key1[32], key2[32], tinit[16]; + unsigned char *pt, *ct, *dt, *refct, *refdt; + unsigned char keyssl[64]; /* SSL takes both keys together */ + int i, j, k; + + /* Initialise our cipher context, which can use same input vectors */ + EVP_CIPHER_CTX ctx; + EVP_CIPHER_CTX_init(&ctx); + + /* Allocate space for input and output buffers */ + pt = malloc(TEST_LEN); + ct = malloc(TEST_LEN); + dt = malloc(TEST_LEN); + refct = malloc(TEST_LEN); + refdt = malloc(TEST_LEN); + + if (NULL == pt || NULL == ct || NULL == dt || NULL == refct || NULL == refdt) { + printf("malloc of testsize failed\n"); + return -1; + } + + /**************************** FIXED LENGTH TEST *************************/ + printf("aes_xts_256_rand_ossl test, %d sets of length %d: ", TEST_LOOPS, TEST_LEN); + + /* Loop over the vectors */ + for (i = 0; i < TEST_LOOPS; i++) { + + xts256_mk_rand_data(key1, key2, tinit, pt, TEST_LEN); + + /* Set up key for the SSL engine */ + for (k = 0; k < 32; k++) { + keyssl[k] = key1[k]; + keyssl[k + 32] = key2[k]; + } + + /* Encrypt using each method */ + XTS_AES_256_enc(key2, key1, tinit, TEST_LEN, pt, ct); + openssl_aes_256_xts_enc(&ctx, keyssl, tinit, TEST_LEN, pt, refct); + + // Carry out comparison of the calculated ciphertext with + // the reference + for (j = 0; j < TEST_LEN; j++) { + + if (ct[j] != refct[j]) { + printf("XTS_AES_256_enc failed at byte %d! \n", j); + return -1; + } + } + + /* Decrypt using each method */ + XTS_AES_256_dec(key2, key1, tinit, TEST_LEN, ct, dt); + openssl_aes_256_xts_dec(&ctx, keyssl, tinit, TEST_LEN, refct, refdt); + + for (j = 0; j < TEST_LEN; j++) { + + if (dt[j] != refdt[j]) { + printf("XTS_AES_256_dec failed at byte %d! \n", j); + return -1; + } + } + printf("."); + fflush(0); + } + printf("Pass\n"); + + /**************************** RANDOM LENGTH TEST *************************/ + printf("aes_xts_256_rand_ossl test, %d sets of random lengths: ", RANDOMS); + + /* Run tests with random size */ + + unsigned int rand_len, t; + + for (t = 0; t < RANDOMS; t++) { + + rand_len = rand() % (TEST_LEN); + xts256_mk_rand_data(key1, key2, tinit, pt, rand_len); + + /* Set up key for the SSL engine */ + for (k = 0; k < 32; k++) { + keyssl[k] = key1[k]; + keyssl[k + 32] = key2[k]; + } + + /* Encrypt using each method */ + XTS_AES_256_enc(key2, key1, tinit, rand_len, pt, ct); + openssl_aes_256_xts_enc(&ctx, keyssl, tinit, rand_len, pt, refct); + + /* Carry out comparison of the calculated ciphertext with + * the reference + */ + for (j = 0; j < rand_len; j++) { + + if (ct[j] != refct[j]) { + printf("XTS_AES_256_enc failed at byte %d! \n", j); + return -1; + } + } + + /* Decrypt using each method */ + XTS_AES_256_dec(key2, key1, tinit, rand_len, ct, dt); + openssl_aes_256_xts_dec(&ctx, keyssl, tinit, rand_len, refct, refdt); + + for (j = 0; j < rand_len; j++) { + + if (dt[j] != refdt[j]) { + printf("XTS_AES_256_dec failed at byte %d! \n", j); + return -1; + } + } + printf("."); + fflush(0); + } + printf("Pass\n"); + + printf("aes_xts_256_rand_ossl: All tests passed\n"); + + return 0; +} |