forked from Minki/linux
e1858b2a21
Code Aurora Forum (CAF) is becoming a part of Linux Foundation Labs. Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
/*
|
|
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 and
|
|
* only 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
* 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef _ASM_CHECKSUM_H
|
|
#define _ASM_CHECKSUM_H
|
|
|
|
#define do_csum do_csum
|
|
unsigned int do_csum(const void *voidptr, int len);
|
|
|
|
/*
|
|
* the same as csum_partial, but copies from src while it
|
|
* checksums
|
|
*
|
|
* here even more important to align src and dst on a 32-bit (or even
|
|
* better 64-bit) boundary
|
|
*/
|
|
#define csum_partial_copy_nocheck csum_partial_copy_nocheck
|
|
__wsum csum_partial_copy_nocheck(const void *src, void *dst,
|
|
int len, __wsum sum);
|
|
|
|
/*
|
|
* computes the checksum of the TCP/UDP pseudo-header
|
|
* returns a 16-bit checksum, already complemented
|
|
*/
|
|
#define csum_tcpudp_nofold csum_tcpudp_nofold
|
|
__wsum csum_tcpudp_nofold(unsigned long saddr, unsigned long daddr,
|
|
unsigned short len, unsigned short proto, __wsum sum);
|
|
|
|
#define csum_tcpudp_magic csum_tcpudp_magic
|
|
__sum16 csum_tcpudp_magic(unsigned long saddr, unsigned long daddr,
|
|
unsigned short len, unsigned short proto, __wsum sum);
|
|
|
|
#include <asm-generic/checksum.h>
|
|
|
|
#endif
|