checksum.h File Reference

Go to the source code of this file.

Macros
#define	csum_partial_copy_fromuser   csum_partial_copy
#define	HAVE_CSUM_COPY_USER

Functions
__wsum	csum_partial (const void *buff, int len, __wsum sum)
__wsum	csum_partial_copy_nocheck (const void *src, void *dst, int len, __wsum sum)
__wsum	csum_partial_copy_from_user (const void *src, void *dst, int len, __wsum sum, int *err_ptr)
__sum16	ip_fast_csum (const void *iph, unsigned int ihl)
__sum16	ip_compute_csum (const void *buff, int len)
__wsum	csum_partial_copy (const void *src, void *dst, int len, __wsum sum)
__wsum	csum_and_copy_to_user (const void *src, void *dst, int len, __wsum sum, int *err_ptr)

Macro Definition Documentation

#define csum_partial_copy_fromuser   csum_partial_copy

Definition at line 24 of file checksum.h.

#define HAVE_CSUM_COPY_USER

Definition at line 81 of file checksum.h.

Function Documentation

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

Definition at line 86 of file checksum.c.

__wsum csum_partial	(	const void *	buff,
		int	len,
		__wsum	sum
	)

Definition at line 164 of file checksum.c.

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

Definition at line 54 of file checksum.c.

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

Definition at line 70 of file checksum.c.

__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 ip_compute_csum	(	const void *	buff,
		int	len
	)

Definition at line 181 of file checksum.c.

__sum16 ip_fast_csum	(	const void *	iph,
		unsigned int	ihl
	)

Definition at line 147 of file checksum.c.