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349 lines
12 KiB
C
349 lines
12 KiB
C
/**********************************************************************
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Copyright(c) 2011-2023 Intel Corporation All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**********************************************************************/
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/**
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* @file crc64.h
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* @brief CRC64 functions.
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*/
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#ifndef _CRC64_H_
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#define _CRC64_H_
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Multi-binary functions */
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/**
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* @brief Generate CRC from ECMA-182 standard in reflected format, runs
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* appropriate version.
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*
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* This function determines what instruction sets are enabled and
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* selects the appropriate version at runtime.
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_ecma_refl(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ECMA-182 standard in normal format, runs
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* appropriate version.
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*
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* This function determines what instruction sets are enabled and
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* selects the appropriate version at runtime.
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_ecma_norm(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ISO standard in reflected format, runs
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* appropriate version.
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*
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* This function determines what instruction sets are enabled and
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* selects the appropriate version at runtime.
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_iso_refl(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ISO standard in normal format, runs
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* appropriate version.
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*
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* This function determines what instruction sets are enabled and
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* selects the appropriate version at runtime.
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_iso_norm(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Jones" coefficients in reflected format, runs
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* appropriate version.
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*
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* This function determines what instruction sets are enabled and
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* selects the appropriate version at runtime.
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_jones_refl(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Jones" coefficients in normal format, runs
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* appropriate version.
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*
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* This function determines what instruction sets are enabled and
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* selects the appropriate version at runtime.
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_jones_norm(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Rocksoft" coefficients in reflected format, runs
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* appropriate version.
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*
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* This function determines what instruction sets are enabled and
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* selects the appropriate version at runtime.
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_rocksoft_refl(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Rocksoft" coefficients in normal format, runs
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* appropriate version.
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*
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* This function determines what instruction sets are enabled and
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* selects the appropriate version at runtime.
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_rocksoft_norm(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/* Arch specific versions */
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/**
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* @brief Generate CRC from ECMA-182 standard in reflected format.
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* @requires SSE3, CLMUL
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*
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_ecma_refl_by8(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ECMA-182 standard in normal format.
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* @requires SSE3, CLMUL
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*
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_ecma_norm_by8(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ECMA-182 standard in reflected format, runs baseline version
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_ecma_refl_base(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ECMA-182 standard in normal format, runs baseline version
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_ecma_norm_base(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ISO standard in reflected format.
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* @requires SSE3, CLMUL
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*
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_iso_refl_by8(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ISO standard in normal format.
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* @requires SSE3, CLMUL
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*
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_iso_norm_by8(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ISO standard in reflected format, runs baseline version
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_iso_refl_base(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from ISO standard in normal format, runs baseline version
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_iso_norm_base(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Jones" coefficients in reflected format.
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* @requires SSE3, CLMUL
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*
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_jones_refl_by8(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Jones" coefficients in normal format.
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* @requires SSE3, CLMUL
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*
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_jones_norm_by8(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Jones" coefficients in reflected format, runs baseline version
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_jones_refl_base(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Jones" coefficients in normal format, runs baseline version
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_jones_norm_base(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Rocksoft" coefficients in reflected format.
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* @requires SSE3, CLMUL
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*
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_rocksoft_refl_by8(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Rocksoft" coefficients in reflected format, runs baseline version
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_rocksoft_refl_base(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Rocksoft" coefficients in normal format.
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* @requires SSE3, CLMUL
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*
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_rocksoft_norm_by8(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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/**
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* @brief Generate CRC from "Rocksoft" coefficients in normal format, runs baseline version
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* @returns 64 bit CRC
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*/
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uint64_t
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crc64_rocksoft_norm_base(uint64_t init_crc, //!< initial CRC value, 64 bits
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const unsigned char *buf, //!< buffer to calculate CRC on
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uint64_t len //!< buffer length in bytes (64-bit data)
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);
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#ifdef __cplusplus
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}
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#endif
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#endif // _CRC64_H_
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