Cregit: Linux 6.9: crc32poly.h

Contributors: 4
Author	Tokens	Token Proportion	Commits	Commit Proportion
Krzysztof Kozlowski	17	70.83%	2	40.00%
Darrick J. Wong	5	20.83%	1	20.00%
Brian Murphy	1	4.17%	1	20.00%
Greg Kroah-Hartman	1	4.17%	1	20.00%
Total	24		5

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CRC32_POLY_H
#define _LINUX_CRC32_POLY_H

/*
 * There are multiple 16-bit CRC polynomials in common use, but this is
 * *the* standard CRC-32 polynomial, first popularized by Ethernet.
 * x^32+x^26+x^23+x^22+x^16+x^12+x^11+x^10+x^8+x^7+x^5+x^4+x^2+x^1+x^0
 */
#define CRC32_POLY_LE 0xedb88320
#define CRC32_POLY_BE 0x04c11db7

/*
 * This is the CRC32c polynomial, as outlined by Castagnoli.
 * x^32+x^28+x^27+x^26+x^25+x^23+x^22+x^20+x^19+x^18+x^14+x^13+x^11+x^10+x^9+
 * x^8+x^6+x^0
 */
#define CRC32C_POLY_LE 0x82F63B78

#endif /* _LINUX_CRC32_POLY_H */