diff options
Diffstat (limited to 'src/crypto/isa-l/isa-l_crypto/aes/cbc_std_vectors_test.c')
| -rw-r--r-- | src/crypto/isa-l/isa-l_crypto/aes/cbc_std_vectors_test.c | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/src/crypto/isa-l/isa-l_crypto/aes/cbc_std_vectors_test.c b/src/crypto/isa-l/isa-l_crypto/aes/cbc_std_vectors_test.c new file mode 100644 index 000000000..0558b4254 --- /dev/null +++ b/src/crypto/isa-l/isa-l_crypto/aes/cbc_std_vectors_test.c @@ -0,0 +1,183 @@ +/********************************************************************** + 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. +**********************************************************************/ + +/* + * Run list of standard CBC test vectors through encode and decode checks. + */ + +#include <stdlib.h> +#include <stdio.h> +#include <stdint.h> +#include <string.h> +#include <aes_cbc.h> +#include "types.h" +#include "cbc_std_vectors.h" + +typedef void (*aes_cbc_generic)(uint8_t * in, uint8_t * IV, uint8_t * keys, uint8_t * out, + uint64_t len_bytes); + +int check_data(uint8_t * test, uint8_t * expected, uint64_t len, char *data_name) +{ + int mismatch; + int OK = 0; + uint64_t a; + + mismatch = memcmp(test, expected, len); + if (!mismatch) { + return OK; + + } else { + OK = 1; + printf(" failed %s \t\t", data_name); + for (a = 0; a < len; a++) { + if (test[a] != expected[a]) { + printf(" '%x' != '%x' at %lx of %lx\n", + test[a], expected[a], a, len); + break; + } + } + } + return OK; +} + +int check_vector(struct cbc_vector *vector) +{ + uint8_t *pt_test = NULL; + int OK = 0; + aes_cbc_generic enc; + aes_cbc_generic dec; + + DEBUG_PRINT((" Keylen:%d PLen:%d ", (int)vector->K_LEN, (int)vector->P_LEN)); + DEBUG_PRINT((" K:%p P:%p C:%p IV:%p expC:%p Keys:%p ", vector->K, vector->P, vector->C, + vector->IV, vector->EXP_C, vector->KEYS)); + printf("."); + + switch (vector->K_LEN) { + case CBC_128_BITS: + enc = (aes_cbc_generic) & aes_cbc_enc_128; + dec = (aes_cbc_generic) & aes_cbc_dec_128; + DEBUG_PRINT((" CBC128 ")); + break; + case CBC_192_BITS: + enc = (aes_cbc_generic) & aes_cbc_enc_192; + dec = (aes_cbc_generic) & aes_cbc_dec_192; + DEBUG_PRINT((" CBC192 ")); + break; + case CBC_256_BITS: + enc = (aes_cbc_generic) & aes_cbc_enc_256; + dec = (aes_cbc_generic) & aes_cbc_dec_256; + DEBUG_PRINT((" CBC256 ")); + break; + default: + printf("Invalid key length: %d\n", vector->K_LEN); + return 1; + } + + // Allocate space for the calculated ciphertext + pt_test = malloc(vector->P_LEN); + + if (pt_test == NULL) { + fprintf(stderr, "Can't allocate ciphertext memory\n"); + return 1; + } + + aes_cbc_precomp(vector->K, vector->K_LEN, vector->KEYS); + + //// + // ISA-l Encrypt + //// + enc(vector->P, vector->IV, vector->KEYS->enc_keys, vector->C, vector->P_LEN); + + if (NULL != vector->EXP_C) { //when the encrypted text is known verify correct + OK |= check_data(vector->EXP_C, vector->C, vector->P_LEN, + "ISA-L expected cypher text (C)"); + } + memcpy(pt_test, vector->P, vector->P_LEN); + memset(vector->P, 0, vector->P_LEN); + + //// + // ISA-l Decrypt + //// + dec(vector->C, vector->IV, vector->KEYS->dec_keys, vector->P, vector->P_LEN); + OK |= check_data(vector->P, pt_test, vector->P_LEN, "ISA-L decrypted plain text (P)"); + DEBUG_PRINT((OK ? "Failed\n" : "Passed\n")); + + free(pt_test); + return OK; +} + +int test_std_combinations(void) +{ + int const vectors_cnt = sizeof(cbc_vectors) / sizeof(cbc_vectors[0]); + int i, ret; + uint8_t *iv = NULL; + + printf("AES CBC standard test vectors: "); + + ret = posix_memalign((void **)&iv, 16, (CBC_IV_DATA_LEN)); + if ((0 != ret) || (NULL == iv)) + return 1; + + for (i = 0; (i < vectors_cnt); i++) { + struct cbc_vector vect = cbc_vectors[i]; + + ret = posix_memalign((void **)&(vect.KEYS), 16, sizeof(*vect.KEYS)); + if ((0 != ret) || (NULL == vect.KEYS)) + return 1; + + // IV data must be aligned to 16 byte boundary so move data in + // aligned buffer and change out the pointer + memcpy(iv, vect.IV, CBC_IV_DATA_LEN); + vect.IV = iv; + vect.C = malloc(vect.P_LEN); + if (NULL == vect.C) + return 1; + + DEBUG_PRINT(("vector[%d of %d] ", i, vectors_cnt)); + + if (0 != check_vector(&vect)) + return 1; + + aligned_free(vect.KEYS); + free(vect.C); + } + + aligned_free(iv); + return 0; +} + +int main(void) +{ + uint32_t OK = 0; + + OK = test_std_combinations(); + + printf(0 == OK ? "Pass\n" : "Fail\n"); + return OK; +} |