/* $NetBSD: ah.h,v 1.12 2000/07/23 05:23:04 itojun Exp $ */
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/* $KAME: ah.h,v 1.12 2000/07/20 17:41:01 itojun Exp $ */
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/*
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* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* RFC1826/2402 authentication header.
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*/
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#ifndef _NETINET6_AH_H_
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#define _NETINET6_AH_H_
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struct ah {
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uint8_t ah_nxt; /* Next Header */
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uint8_t ah_len; /* Length of data, in 32bit */
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uint16_t ah_reserve; /* Reserved for future use */
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uint32_t ah_spi; /* Security parameter index */
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/* variable size, 32bit bound*/ /* Authentication data */
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};
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struct newah {
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uint8_t ah_nxt; /* Next Header */
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uint8_t ah_len; /* Length of data + 1, in 32bit */
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uint16_t ah_reserve; /* Reserved for future use */
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uint32_t ah_spi; /* Security parameter index */
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uint32_t ah_seq; /* Sequence number field */
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/* variable size, 32bit bound*/ /* Authentication data */
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};
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#endif /*_NETINET6_AH_H_*/
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