/usr/include/isa-l/crc64.h is in libisal-dev 2.21.0-1.
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Copyright(c) 2011-2016 Intel Corporation All rights reserved.
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/**
* @file crc64.h
* @brief CRC64 functions.
*/
#ifndef _CRC64_H_
#define _CRC64_H_
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Multi-binary functions */
/**
* @brief Generate CRC from ECMA-182 standard in reflected format, runs
* appropriate version.
*
* This function determines what instruction sets are enabled and
* selects the appropriate version at runtime.
* @returns 64 bit CRC
*/
uint64_t crc64_ecma_refl(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ECMA-182 standard in normal format, runs
* appropriate version.
*
* This function determines what instruction sets are enabled and
* selects the appropriate version at runtime.
* @returns 64 bit CRC
*/
uint64_t crc64_ecma_norm(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ISO standard in reflected format, runs
* appropriate version.
*
* This function determines what instruction sets are enabled and
* selects the appropriate version at runtime.
* @returns 64 bit CRC
*/
uint64_t crc64_iso_refl(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ISO standard in normal format, runs
* appropriate version.
*
* This function determines what instruction sets are enabled and
* selects the appropriate version at runtime.
* @returns 64 bit CRC
*/
uint64_t crc64_iso_norm(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from "Jones" coefficients in reflected format, runs
* appropriate version.
*
* This function determines what instruction sets are enabled and
* selects the appropriate version at runtime.
* @returns 64 bit CRC
*/
uint64_t crc64_jones_refl(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from "Jones" coefficients in normal format, runs
* appropriate version.
*
* This function determines what instruction sets are enabled and
* selects the appropriate version at runtime.
* @returns 64 bit CRC
*/
uint64_t crc64_jones_norm(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/* Arch specific versions */
/**
* @brief Generate CRC from ECMA-182 standard in reflected format.
* @requires SSE3, CLMUL
*
* @returns 64 bit CRC
*/
uint64_t crc64_ecma_refl_by8(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ECMA-182 standard in normal format.
* @requires SSE3, CLMUL
*
* @returns 64 bit CRC
*/
uint64_t crc64_ecma_norm_by8(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ECMA-182 standard in reflected format, runs baseline version
* @returns 64 bit CRC
*/
uint64_t crc64_ecma_refl_base(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ECMA-182 standard in normal format, runs baseline version
* @returns 64 bit CRC
*/
uint64_t crc64_ecma_norm_base(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ISO standard in reflected format.
* @requires SSE3, CLMUL
*
* @returns 64 bit CRC
*/
uint64_t crc64_iso_refl_by8(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ISO standard in normal format.
* @requires SSE3, CLMUL
*
* @returns 64 bit CRC
*/
uint64_t crc64_iso_norm_by8(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ISO standard in reflected format, runs baseline version
* @returns 64 bit CRC
*/
uint64_t crc64_iso_refl_base(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from ISO standard in normal format, runs baseline version
* @returns 64 bit CRC
*/
uint64_t crc64_iso_norm_base(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from "Jones" coefficients in reflected format.
* @requires SSE3, CLMUL
*
* @returns 64 bit CRC
*/
uint64_t crc64_jones_refl_by8(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from "Jones" coefficients in normal format.
* @requires SSE3, CLMUL
*
* @returns 64 bit CRC
*/
uint64_t crc64_jones_norm_by8(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from "Jones" coefficients in reflected format, runs baseline version
* @returns 64 bit CRC
*/
uint64_t crc64_jones_refl_base(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
/**
* @brief Generate CRC from "Jones" coefficients in normal format, runs baseline version
* @returns 64 bit CRC
*/
uint64_t crc64_jones_norm_base(
uint64_t init_crc, //!< initial CRC value, 64 bits
const unsigned char *buf, //!< buffer to calculate CRC on
uint64_t len //!< buffer length in bytes (64-bit data)
);
#ifdef __cplusplus
}
#endif
#endif // _CRC64_H_
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