1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _LINUX_CRC32_POLY_H
 3#define _LINUX_CRC32_POLY_H
 4
 5/*
 6 * There are multiple 16-bit CRC polynomials in common use, but this is
 7 * *the* standard CRC-32 polynomial, first popularized by Ethernet.
 8 * 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
 9 */
10#define CRC32_POLY_LE 0xedb88320
11#define CRC32_POLY_BE 0x04c11db7
12
13/*
14 * This is the CRC32c polynomial, as outlined by Castagnoli.
15 * 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+
16 * x^8+x^6+x^0
17 */
18#define CRC32C_POLY_LE 0x82F63B78
19
20#endif /* _LINUX_CRC32_POLY_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _LINUX_CRC32_POLY_H
 3#define _LINUX_CRC32_POLY_H
 4
 5/*
 6 * There are multiple 16-bit CRC polynomials in common use, but this is
 7 * *the* standard CRC-32 polynomial, first popularized by Ethernet.
 8 * 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
 9 */
10#define CRC32_POLY_LE 0xedb88320
11#define CRC32_POLY_BE 0x04c11db7
12
13/*
14 * This is the CRC32c polynomial, as outlined by Castagnoli.
15 * 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+
16 * x^8+x^6+x^0
17 */
18#define CRC32C_POLY_LE 0x82F63B78
19
20#endif /* _LINUX_CRC32_POLY_H */