| /* | |
| * crc16.h - CRC-16 routine | |
| * | |
| * Implements the standard CRC-16: | |
| * Width 16 | |
| * Poly 0x8005 (x^16 + x^15 + x^2 + 1) | |
| * Init 0 | |
| * | |
| * Copyright (c) 2005 Ben Gardner <bgardner@wabtec.com> | |
| * | |
| * This source code is licensed under the GNU General Public License, | |
| * Version 2. See the file COPYING for more details. | |
| */ | |
| #ifndef __CRC16_H | |
| #define __CRC16_H | |
| #include <linux/types.h> | |
| extern u16 const crc16_table[256]; | |
| extern u16 crc16(u16 crc, const u8 *buffer, size_t len); | |
| static inline u16 crc16_byte(u16 crc, const u8 data) | |
| { | |
| return (crc >> 8) ^ crc16_table[(crc ^ data) & 0xff]; | |
| } | |
| #endif /* __CRC16_H */ | |