diff options
Diffstat (limited to 'src/crypto/isa-l/isa-l_crypto/aes/gcm_pre.c')
| -rw-r--r-- | src/crypto/isa-l/isa-l_crypto/aes/gcm_pre.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/crypto/isa-l/isa-l_crypto/aes/gcm_pre.c b/src/crypto/isa-l/isa-l_crypto/aes/gcm_pre.c new file mode 100644 index 000000000..ee064ef6c --- /dev/null +++ b/src/crypto/isa-l/isa-l_crypto/aes/gcm_pre.c @@ -0,0 +1,61 @@ +/********************************************************************** + 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_gcm.h> +#include <aes_keyexp.h> + +void aes_keyexp_128_enc(const void *, uint8_t *); +void aes_gcm_precomp_128(struct gcm_key_data *key_data); +void aes_gcm_precomp_256(struct gcm_key_data *key_data); + +void aes_gcm_pre_128(const void *key, struct gcm_key_data *key_data) +{ + aes_keyexp_128_enc(key, key_data->expanded_keys); + aes_gcm_precomp_128(key_data); +} + +void aes_gcm_pre_256(const void *key, struct gcm_key_data *key_data) +{ + uint8_t tmp_exp_key[GCM_ENC_KEY_LEN * GCM_KEY_SETS]; + aes_keyexp_256((const uint8_t *)key, (uint8_t *) key_data->expanded_keys, tmp_exp_key); + aes_gcm_precomp_256(key_data); +} + +struct slver { + uint16_t snum; + uint8_t ver; + uint8_t core; +}; + +// Version info +struct slver aes_gcm_pre_128_slver_000002c7; +struct slver aes_gcm_pre_128_slver = { 0x02c7, 0x00, 0x00 }; + +struct slver aes_gcm_pre_256_slver_000002d7; +struct slver aes_gcm_pre_256_slver = { 0x02d7, 0x00, 0x00 }; |