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/* $OpenBSD: isakmp.h,v 1.7 2004/06/20 15:24:05 ho Exp $ */
/* $EOM: isakmp.h,v 1.11 2000/07/05 10:48:43 ho Exp $ */
/*
* Copyright (c) 1998 Niklas Hallqvist. All rights reserved.
* Copyright (c) 2004 Håkan Olsson. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/*
* This code was written under funding by Ericsson Radio Systems.
*/
#ifndef _ISAKMP_H_
#define _ISAKMP_H_
#include "isakmp_fld.h"
#include "isakmp_num.h"
/* IANA assigned port */
#define UDP_DEFAULT_PORT 500
#define UDP_DEFAULT_PORT_STR "500"
#define ISAKMP_DEFAULT_TRANSPORT "udp"
/* draft-ietf-ipsec-nat-t-ike-07.txt */
#define UDP_ENCAP_DEFAULT_PORT 4500
#define UDP_ENCAP_DEFAULT_PORT_STR "4500"
/* ISAKMP header extras defines */
#define ISAKMP_HDR_COOKIES_OFF ISAKMP_HDR_ICOOKIE_OFF
#define ISAKMP_HDR_COOKIES_LEN (ISAKMP_HDR_ICOOKIE_LEN \
+ ISAKMP_HDR_ICOOKIE_LEN)
/* ISAKMP attribute utilitiy macros. */
#define ISAKMP_ATTR_FORMAT(x) ((x) >> 15)
#define ISAKMP_ATTR_TYPE(x) ((x) & 0x7fff)
#define ISAKMP_ATTR_MAKE(fmt, type) (((fmt) << 15) | (type))
/* Version number handling. */
#define ISAKMP_VERSION_MAJOR(x) ((x) >> 4)
#define ISAKMP_VERSION_MINOR(x) ((x) & 0xf)
#define ISAKMP_VERSION_MAKE(maj, min) ((maj) << 4 | (min))
#endif /* _ISAKMP_H_ */
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