diff options
Diffstat (limited to 'src/crypto/isa-l/isa-l_crypto/aes/cbc_pre.c')
| -rw-r--r-- | src/crypto/isa-l/isa-l_crypto/aes/cbc_pre.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/crypto/isa-l/isa-l_crypto/aes/cbc_pre.c b/src/crypto/isa-l/isa-l_crypto/aes/cbc_pre.c new file mode 100644 index 00000000..6284d905 --- /dev/null +++ b/src/crypto/isa-l/isa-l_crypto/aes/cbc_pre.c @@ -0,0 +1,56 @@ +/********************************************************************** + 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_cbc.h> +#include <aes_keyexp.h> + +int aes_cbc_precomp(uint8_t * key, int key_size, struct cbc_key_data *keys_blk) +{ + if (CBC_128_BITS == key_size) { + aes_keyexp_128(key, keys_blk->enc_keys, keys_blk->dec_keys); + } else if (CBC_192_BITS == key_size) { + aes_keyexp_192(key, keys_blk->enc_keys, keys_blk->dec_keys); + } else if (CBC_256_BITS == key_size) { + aes_keyexp_256(key, keys_blk->enc_keys, keys_blk->dec_keys); + } else { + //Invalid key length + return 1; + } + return 0; +} + +struct slver { + uint16_t snum; + uint8_t ver; + uint8_t core; +}; + +// Version info +struct slver aes_cbc_precomp_slver_00000297; +struct slver aes_cbc_precomp_slver = { 0x0297, 0x00, 0x00 }; |