diff options
Diffstat (limited to 'src/crypto/mac/ghash/pclmulqdq/ghash_pclmulqdq.h')
| -rw-r--r-- | src/crypto/mac/ghash/pclmulqdq/ghash_pclmulqdq.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/crypto/mac/ghash/pclmulqdq/ghash_pclmulqdq.h b/src/crypto/mac/ghash/pclmulqdq/ghash_pclmulqdq.h new file mode 100644 index 0000000..f2bc916 --- /dev/null +++ b/src/crypto/mac/ghash/pclmulqdq/ghash_pclmulqdq.h @@ -0,0 +1,45 @@ +/* + Copyright (c) 2012-2013, Matthias Schiffer <mschiffer@universe-factory.net> + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + 1. Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + 2. 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. + + 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 HOLDER 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 "../../../../crypto.h" + + +typedef union _v2di { + uint64_t v __attribute__((vector_size(16))); + char v16 __attribute__((vector_size(16))); + long long int vll __attribute__((vector_size(16))); + uint64_t e[2]; + fastd_block128_t block; +} v2di; + + +struct fastd_mac_state { + v2di H; +}; + + +fastd_mac_state_t* fastd_ghash_pclmulqdq_init_state(fastd_context_t *ctx, const fastd_mac_context_t *mctx, const uint8_t *key); +bool fastd_ghash_pclmulqdq_hash(fastd_context_t *ctx, const fastd_mac_state_t *state, fastd_block128_t *out, const fastd_block128_t *in, size_t n_blocks); |