blob: af8c1d533ba8156600a674772ca14e3d20691dac (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_checksum.h BFA checksum utilities
*/
#ifndef __BFA_CHECKSUM_H__
#define __BFA_CHECKSUM_H__
static inline u32
bfa_checksum_u32(u32 *buf, int sz)
{
int i, m = sz >> 2;
u32 sum = 0;
for (i = 0; i < m; i++)
sum ^= buf[i];
return (sum);
}
static inline u16
bfa_checksum_u16(u16 *buf, int sz)
{
int i, m = sz >> 1;
u16 sum = 0;
for (i = 0; i < m; i++)
sum ^= buf[i];
return (sum);
}
static inline u8
bfa_checksum_u8(u8 *buf, int sz)
{
int i;
u8 sum = 0;
for (i = 0; i < sz; i++)
sum ^= buf[i];
return (sum);
}
#endif
|