[thirdparty/bird.git] / lib / checksum.h

/*
 *	BIRD Library -- IP One-Complement Checksum
 *
 *	(c) 1999 Martin Mares <mj@ucw.cz>
 *
 *	Can be freely distributed and used under the terms of the GNU GPL.
 */

#ifndef _BIRD_CHECKSUM_H_
#define _BIRD_CHECKSUM_H_

/*
 *	Both checksumming functions accept a vararg list of packet
 *	fragments finished by NULL pointer.
 */

int ipsum_verify(void *frag, unsigned len, ...);
u16 ipsum_calculate(void *frag, unsigned len, ...);

#endif
Commit	Line	Data
1a54d44a MM	1	/*
	2	* BIRD Library -- IP One-Complement Checksum
	3	*
	4	* (c) 1999 Martin Mares <mj@ucw.cz>
	5	*
	6	* Can be freely distributed and used under the terms of the GNU GPL.
	7	*/
	8
	9	#ifndef _BIRD_CHECKSUM_H_
	10	#define _BIRD_CHECKSUM_H_
	11
	12	/*
	13	* Both checksumming functions accept a vararg list of packet
	14	* fragments finished by NULL pointer.
	15	*/
	16
	17	int ipsum_verify(void *frag, unsigned len, ...);
	18	u16 ipsum_calculate(void *frag, unsigned len, ...);
	19
	20	#endif