| /* Copyright 2016 Brian Smith. |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY |
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ |
| |
| #ifndef RING_LIMBS_H |
| #define RING_LIMBS_H |
| |
| #include <GFp/base.h> |
| |
| #include "../internal.h" |
| |
| typedef crypto_word Limb; |
| |
| #define LIMB_BITS CRYPTO_WORD_BITS |
| #define LIMB_HIGH_BIT ((Limb)(1) << (LIMB_BITS - 1)) |
| |
| |
| Limb LIMBS_are_zero(const Limb a[], size_t num_limbs); |
| Limb LIMBS_are_even(const Limb a[], size_t num_limbs); |
| Limb LIMBS_equal(const Limb a[], const Limb b[], size_t num_limbs); |
| Limb LIMBS_equal_limb(const Limb a[], Limb b, size_t num_limbs); |
| void LIMBS_reduce_once(Limb r[], const Limb m[], size_t num_limbs); |
| void LIMBS_add_mod(Limb r[], const Limb a[], const Limb b[], const Limb m[], |
| size_t num_limbs); |
| void LIMBS_sub_mod(Limb r[], const Limb a[], const Limb b[], const Limb m[], |
| size_t num_limbs); |
| void LIMBS_shl_mod(Limb r[], const Limb a[], const Limb m[], size_t num_limbs); |
| Limb GFp_limbs_mul_add_limb(Limb r[], const Limb a[], Limb b, size_t num_limbs); |
| |
| #endif /* RING_LIMBS_H */ |