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/**********************************************************************
Copyright(c) 2011-2017 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.
**********************************************************************/
#ifndef _MH_SHA256_INTERNAL_H_
#define _MH_SHA256_INTERNAL_H_
/**
* @file mh_sha256_internal.h
* @brief mh_sha256 internal function prototypes and macros
*
* Interface for mh_sha256 internal functions
*
*/
#include <stdint.h>
#include "mh_sha256.h"
#include "endian_helper.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _MSC_VER
# define inline __inline
#endif
// 64byte pointer align
#define ALIGN_64(pointer) ( ((uint64_t)(pointer) + 0x3F)&(~0x3F) )
/*******************************************************************
*mh_sha256 constants and macros
******************************************************************/
/* mh_sha256 constants */
#define MH_SHA256_H0 0x6a09e667UL
#define MH_SHA256_H1 0xbb67ae85UL
#define MH_SHA256_H2 0x3c6ef372UL
#define MH_SHA256_H3 0xa54ff53aUL
#define MH_SHA256_H4 0x510e527fUL
#define MH_SHA256_H5 0x9b05688cUL
#define MH_SHA256_H6 0x1f83d9abUL
#define MH_SHA256_H7 0x5be0cd19UL
/* mh_sha256 macros */
#define ror32(x, r) (((x)>>(r)) ^ ((x)<<(32-(r))))
#define S0(w) (ror32(w,7) ^ ror32(w,18) ^ (w >> 3))
#define S1(w) (ror32(w,17) ^ ror32(w,19) ^ (w >> 10))
#define s0(a) (ror32(a,2) ^ ror32(a,13) ^ ror32(a,22))
#define s1(e) (ror32(e,6) ^ ror32(e,11) ^ ror32(e,25))
#define maj(a,b,c) ((a & b) ^ (a & c) ^ (b & c))
#define ch(e,f,g) ((e & f) ^ (g & ~e))
/*******************************************************************
* SHA256 API internal function prototypes
******************************************************************/
/**
* @brief Performs complete SHA256 algorithm.
*
* @param input Pointer to buffer containing the input message.
* @param digest Pointer to digest to update.
* @param len Length of buffer.
* @returns None
*/
void sha256_for_mh_sha256(const uint8_t * input_data, uint32_t * digest, const uint32_t len);
/**
* @brief Calculate sha256 digest of blocks which size is SHA256_BLOCK_SIZE
*
* @param data Pointer to data buffer containing the input message.
* @param digest Pointer to sha256 digest.
* @returns None
*/
void sha256_single_for_mh_sha256(const uint8_t * data, uint32_t digest[]);
/*******************************************************************
* mh_sha256 API internal function prototypes
* Multiple versions of Update and Finalize functions are supplied which use
* multiple versions of block and tail process subfunctions.
******************************************************************/
/**
* @brief Tail process for multi-hash sha256.
*
* Calculate the remainder of input data which is less than MH_SHA256_BLOCK_SIZE.
* It will output the final SHA256 digest based on mh_sha256_segs_digests.
*
* This function determines what instruction sets are enabled and selects the
* appropriate version at runtime.
*
* @param partial_buffer Pointer to the start addr of remainder
* @param total_len The total length of all sections of input data.
* @param mh_sha256_segs_digests The digests of all 16 segments .
* @param frame_buffer Pointer to buffer which is a temp working area
* @returns none
*
*/
void mh_sha256_tail(uint8_t *partial_buffer, uint32_t total_len,
uint32_t (*mh_sha256_segs_digests)[HASH_SEGS],
uint8_t *frame_buffer, uint32_t mh_sha256_digest[SHA256_DIGEST_WORDS]);
/**
* @brief Tail process for multi-hash sha256.
*
* Calculate the remainder of input data which is less than MH_SHA256_BLOCK_SIZE.
* It will output the final SHA256 digest based on mh_sha256_segs_digests.
*
* @param partial_buffer Pointer to the start addr of remainder
* @param total_len The total length of all sections of input data.
* @param mh_sha256_segs_digests The digests of all 16 segments .
* @param frame_buffer Pointer to buffer which is a temp working area
* @param mh_sha256_digest mh_sha256 digest
* @returns none
*
*/
void mh_sha256_tail_base(uint8_t *partial_buffer, uint32_t total_len,
uint32_t (*mh_sha256_segs_digests)[HASH_SEGS],
uint8_t *frame_buffer, uint32_t mh_sha256_digest[SHA256_DIGEST_WORDS]);
/**
* @brief Tail process for multi-hash sha256.
*
* Calculate the remainder of input data which is less than MH_SHA256_BLOCK_SIZE.
* It will output the final SHA256 digest based on mh_sha256_segs_digests.
*
* @requires SSE
*
* @param partial_buffer Pointer to the start addr of remainder
* @param total_len The total length of all sections of input data.
* @param mh_sha256_segs_digests The digests of all 16 segments .
* @param frame_buffer Pointer to buffer which is a temp working area
* @param mh_sha256_digest mh_sha256 digest
* @returns none
*
*/
void mh_sha256_tail_sse(uint8_t *partial_buffer, uint32_t total_len,
uint32_t (*mh_sha256_segs_digests)[HASH_SEGS],
uint8_t *frame_buffer, uint32_t mh_sha256_digest[SHA256_DIGEST_WORDS]);
/**
* @brief Tail process for multi-hash sha256.
*
* Calculate the remainder of input data which is less than MH_SHA256_BLOCK_SIZE.
* It will output the final SHA256 digest based on mh_sha256_segs_digests.
*
* @requires AVX
*
* @param partial_buffer Pointer to the start addr of remainder
* @param total_len The total length of all sections of input data.
* @param mh_sha256_segs_digests The digests of all 16 segments .
* @param frame_buffer Pointer to buffer which is a temp working area
* @param mh_sha256_digest mh_sha256 digest
* @returns none
*
*/
void mh_sha256_tail_avx(uint8_t *partial_buffer, uint32_t total_len,
uint32_t (*mh_sha256_segs_digests)[HASH_SEGS],
uint8_t *frame_buffer, uint32_t mh_sha256_digest[SHA256_DIGEST_WORDS]);
/**
* @brief Tail process for multi-hash sha256.
*
* Calculate the remainder of input data which is less than MH_SHA256_BLOCK_SIZE.
* It will output the final SHA256 digest based on mh_sha256_segs_digests.
*
* @requires AVX2
*
* @param partial_buffer Pointer to the start addr of remainder
* @param total_len The total length of all sections of input data.
* @param mh_sha256_segs_digests The digests of all 16 segments .
* @param frame_buffer Pointer to buffer which is a temp working area
* @param mh_sha256_digest mh_sha256 digest
* @returns none
*
*/
void mh_sha256_tail_avx2(uint8_t *partial_buffer, uint32_t total_len,
uint32_t (*mh_sha256_segs_digests)[HASH_SEGS],
uint8_t *frame_buffer, uint32_t mh_sha256_digest[SHA256_DIGEST_WORDS]);
/**
* @brief Tail process for multi-hash sha256.
*
* Calculate the remainder of input data which is less than MH_SHA256_BLOCK_SIZE.
* It will output the final SHA256 digest based on mh_sha256_segs_digests.
*
* @requires AVX512
*
* @param partial_buffer Pointer to the start addr of remainder
* @param total_len The total length of all sections of input data.
* @param mh_sha256_segs_digests The digests of all 16 segments .
* @param frame_buffer Pointer to buffer which is a temp working area
* @param mh_sha256_digest mh_sha256 digest
* @returns none
*
*/
void mh_sha256_tail_avx512(uint8_t *partial_buffer, uint32_t total_len,
uint32_t (*mh_sha256_segs_digests)[HASH_SEGS],
uint8_t *frame_buffer, uint32_t mh_sha256_digest[SHA256_DIGEST_WORDS]);
/**
* @brief Calculate mh_sha256 digest of blocks which size is MH_SHA256_BLOCK_SIZE*N.
*
* This function determines what instruction sets are enabled and selects the
* appropriate version at runtime.
*
* @param input_data Pointer to input data to be processed
* @param digests 16 segments digests
* @param frame_buffer Pointer to buffer which is a temp working area
* @param num_blocks The number of blocks.
* @returns none
*
*/
void mh_sha256_block(const uint8_t * input_data, uint32_t digests[SHA256_DIGEST_WORDS][HASH_SEGS],
uint8_t frame_buffer[MH_SHA256_BLOCK_SIZE], uint32_t num_blocks);
/**
* @brief Calculate mh_sha256 digest of blocks which size is MH_SHA256_BLOCK_SIZE*N.
*
* @param input_data Pointer to input data to be processed
* @param digests 16 segments digests
* @param frame_buffer Pointer to buffer which is a temp working area
* @param num_blocks The number of blocks.
* @returns none
*
*/
void mh_sha256_block_base(const uint8_t * input_data, uint32_t digests[SHA256_DIGEST_WORDS][HASH_SEGS],
uint8_t frame_buffer[MH_SHA256_BLOCK_SIZE], uint32_t num_blocks);
/**
* @brief Calculate mh_sha256 digest of blocks which size is MH_SHA256_BLOCK_SIZE*N.
*
* @requires SSE
* @param input_data Pointer to input data to be processed
* @param digests 16 segments digests
* @param frame_buffer Pointer to buffer which is a temp working area
* @param num_blocks The number of blocks.
* @returns none
*
*/
void mh_sha256_block_sse(const uint8_t * input_data, uint32_t digests[SHA256_DIGEST_WORDS][HASH_SEGS],
uint8_t frame_buffer[MH_SHA256_BLOCK_SIZE], uint32_t num_blocks);
/**
* @brief Calculate mh_sha256 digest of blocks which size is MH_SHA256_BLOCK_SIZE*N.
*
* @requires AVX
*
* @param input_data Pointer to input data to be processed
* @param digests 16 segments digests
* @param frame_buffer Pointer to buffer which is a temp working area
* @param num_blocks The number of blocks.
* @returns none
*
*/
void mh_sha256_block_avx(const uint8_t * input_data, uint32_t digests[SHA256_DIGEST_WORDS][HASH_SEGS],
uint8_t frame_buffer[MH_SHA256_BLOCK_SIZE], uint32_t num_blocks);
/**
* @brief Calculate mh_sha256 digest of blocks which size is MH_SHA256_BLOCK_SIZE*N.
*
* @requires AVX2
*
* @param input_data Pointer to input data to be processed
* @param digests 16 segments digests
* @param frame_buffer Pointer to buffer which is a temp working area
* @param num_blocks The number of blocks.
* @returns none
*
*/
void mh_sha256_block_avx2(const uint8_t * input_data, uint32_t digests[SHA256_DIGEST_WORDS][HASH_SEGS],
uint8_t frame_buffer[MH_SHA256_BLOCK_SIZE], uint32_t num_blocks);
/**
* @brief Calculate mh_sha256 digest of blocks which size is MH_SHA256_BLOCK_SIZE*N.
*
* @requires AVX512
*
* @param input_data Pointer to input data to be processed
* @param digests 16 segments digests
* @param frame_buffer Pointer to buffer which is a temp working area
* @param num_blocks The number of blocks.
* @returns none
*
*/
void mh_sha256_block_avx512(const uint8_t * input_data, uint32_t digests[SHA256_DIGEST_WORDS][HASH_SEGS],
uint8_t frame_buffer[MH_SHA256_BLOCK_SIZE], uint32_t num_blocks);
#ifdef __cplusplus
}
#endif
#endif
|
