]>
git.ipfire.org Git - people/ms/u-boot.git/blob - lib/crc8.c
2 * Copyright (c) 2013 Google, Inc
4 * SPDX-License-Identifier: GPL-2.0+
7 #include "linux/crc8.h"
9 #define POLY (0x1070U << 3)
11 static unsigned char _crc8(unsigned short data
)
15 for (i
= 0; i
< 8; i
++) {
21 return (unsigned char)(data
>> 8);
24 unsigned int crc8(unsigned int crc
, const unsigned char *vptr
, int len
)
28 for (i
= 0; i
< len
; i
++)
29 crc
= _crc8((crc
^ vptr
[i
]) << 8);