/*	$NetBSD: esp.h,v 1.13 2000/09/26 08:37:38 itojun Exp $	*//*	$KAME: esp.h,v 1.15 2000/09/20 18:15:22 itojun Exp $	*//* * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in the *    documentation and/or other materials provided with the distribution. * 3. Neither the name of the project nor the names of its contributors *    may be used to endorse or promote products derived from this software *    without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. *//* * RFC1827/2406 Encapsulated Security Payload. */#ifndef _NETINET6_ESP_H_#define _NETINET6_ESP_H_struct esp {	u_int32_t	esp_spi;	/* ESP */	/*variable size, 32bit bound*/	/* Initialization Vector */	/*variable size*/		/* Payload data */	/*variable size*/		/* padding */	/*8bit*/			/* pad size */	/*8bit*/			/* next header */	/*8bit*/			/* next header */	/*variable size, 32bit bound*/	/* Authentication data (new IPsec) */};struct newesp {	u_int32_t	esp_spi;	/* ESP */	u_int32_t	esp_seq;	/* Sequence number */	/*variable size*/		/* (IV and) Payload data */	/*variable size*/		/* padding */	/*8bit*/			/* pad size */	/*8bit*/			/* next header */	/*8bit*/			/* next header */	/*variable size, 32bit bound*/	/* Authentication data */};struct esptail {	u_int8_t	esp_padlen;	/* pad length */	u_int8_t	esp_nxt;	/* Next header */	/*variable size, 32bit bound*/	/* Authentication data (new IPsec)*/};#endif /*_NETINET6_ESP_H_*/