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/* $NetBSD: ah.h,v 1.12 2000/07/23 05:23:04 itojun Exp $ */
/* $KAME: ah.h,v 1.12 2000/07/20 17:41:01 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.
*/
/*
* RFC1826/2402 authentication header.
*/
#ifndef _NETINET6_AH_H_
#define _NETINET6_AH_H_
struct ah {
uint8_t ah_nxt; /* Next Header */
uint8_t ah_len; /* Length of data, in 32bit */
uint16_t ah_reserve; /* Reserved for future use */
uint32_t ah_spi; /* Security parameter index */
/* variable size, 32bit bound*/ /* Authentication data */
};
struct newah {
uint8_t ah_nxt; /* Next Header */
uint8_t ah_len; /* Length of data + 1, in 32bit */
uint16_t ah_reserve; /* Reserved for future use */
uint32_t ah_spi; /* Security parameter index */
uint32_t ah_seq; /* Sequence number field */
/* variable size, 32bit bound*/ /* Authentication data */
};
#endif /*_NETINET6_AH_H_*/
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