checksum.h File Reference

#include <asm-generic/checksum.h>

Go to the source code of this file.

Macros
#define	do_csum   do_csum
#define	csum_partial_copy_nocheck   csum_partial_copy_nocheck
#define	csum_tcpudp_nofold   csum_tcpudp_nofold
#define	csum_tcpudp_magic   csum_tcpudp_magic

Functions
unsigned int	do_csum (const void *voidptr, int len)
__wsum	csum_partial_copy_nocheck (const void *src, void *dst, int len, __wsum sum)
__wsum	csum_tcpudp_nofold (unsigned long saddr, unsigned long daddr, unsigned short len, unsigned short proto, __wsum sum)
__sum16	csum_tcpudp_magic (unsigned long saddr, unsigned long daddr, unsigned short len, unsigned short proto, __wsum sum)

Macro Definition Documentation

#define csum_partial_copy_nocheck   csum_partial_copy_nocheck

Definition at line 32 of file checksum.h.

#define csum_tcpudp_magic   csum_tcpudp_magic

Definition at line 44 of file checksum.h.

#define csum_tcpudp_nofold   csum_tcpudp_nofold

Definition at line 40 of file checksum.h.

#define do_csum   do_csum

Definition at line 22 of file checksum.h.

Function Documentation

__wsum csum_partial_copy_nocheck	(	const void *	src,
		void *	dst,
		int	len,
		__wsum	sum
	)

csum_partial_copy_nocheck - Copy and checksum. : source address : destination address : number of bytes to be copied. : initial sum that is added into the result (32bit unfolded)

Returns an 32bit unfolded checksum of the buffer.

Definition at line 374 of file csum_partial_copy.c.

__sum16 csum_tcpudp_magic	(	unsigned long	saddr,
		unsigned long	daddr,
		unsigned short	len,
		unsigned short	proto,
		__wsum	sum
	)

Definition at line 63 of file checksum.c.

__wsum csum_tcpudp_nofold	(	unsigned long	saddr,
		unsigned long	daddr,
		unsigned short	len,
		unsigned short	proto,
		__wsum	sum
	)

Definition at line 72 of file checksum.c.

unsigned int do_csum	(	const void *	voidptr,
		int	len
	)

Definition at line 100 of file checksum.c.