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075a46a0 | 1 | /* |
e1858b2a | 2 | * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved. |
075a46a0 RK |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License version 2 and | |
6 | * only version 2 as published by the Free Software Foundation. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this program; if not, write to the Free Software | |
15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
16 | * 02110-1301, USA. | |
17 | */ | |
18 | ||
19 | #ifndef _ASM_CHECKSUM_H | |
20 | #define _ASM_CHECKSUM_H | |
21 | ||
22 | #define do_csum do_csum | |
23 | unsigned int do_csum(const void *voidptr, int len); | |
24 | ||
25 | /* | |
26 | * the same as csum_partial, but copies from src while it | |
27 | * checksums | |
28 | * | |
29 | * here even more important to align src and dst on a 32-bit (or even | |
30 | * better 64-bit) boundary | |
31 | */ | |
32 | #define csum_partial_copy_nocheck csum_partial_copy_nocheck | |
33 | __wsum csum_partial_copy_nocheck(const void *src, void *dst, | |
34 | int len, __wsum sum); | |
35 | ||
36 | /* | |
37 | * computes the checksum of the TCP/UDP pseudo-header | |
38 | * returns a 16-bit checksum, already complemented | |
39 | */ | |
40 | #define csum_tcpudp_nofold csum_tcpudp_nofold | |
41 | __wsum csum_tcpudp_nofold(unsigned long saddr, unsigned long daddr, | |
42 | unsigned short len, unsigned short proto, __wsum sum); | |
43 | ||
44 | #define csum_tcpudp_magic csum_tcpudp_magic | |
45 | __sum16 csum_tcpudp_magic(unsigned long saddr, unsigned long daddr, | |
46 | unsigned short len, unsigned short proto, __wsum sum); | |
47 | ||
48 | #include <asm-generic/checksum.h> | |
49 | ||
50 | #endif |