xref: /openbsd-src/sbin/isakmpd/isakmp.h (revision cd6bf8445db3ade479abc8fa7369ff92c3bfe5d2)
1*cd6bf844Sho /* $OpenBSD: isakmp.h,v 1.7 2004/06/20 15:24:05 ho Exp $	 */
29c1b9974Sniklas /* $EOM: isakmp.h,v 1.11 2000/07/05 10:48:43 ho Exp $	 */
32040585eSniklas 
42040585eSniklas /*
52040585eSniklas  * Copyright (c) 1998 Niklas Hallqvist.  All rights reserved.
6*cd6bf844Sho  * Copyright (c) 2004 H�kan Olsson.  All rights reserved.
72040585eSniklas  *
82040585eSniklas  * Redistribution and use in source and binary forms, with or without
92040585eSniklas  * modification, are permitted provided that the following conditions
102040585eSniklas  * are met:
112040585eSniklas  * 1. Redistributions of source code must retain the above copyright
122040585eSniklas  *    notice, this list of conditions and the following disclaimer.
132040585eSniklas  * 2. Redistributions in binary form must reproduce the above copyright
142040585eSniklas  *    notice, this list of conditions and the following disclaimer in the
152040585eSniklas  *    documentation and/or other materials provided with the distribution.
162040585eSniklas  *
172040585eSniklas  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
182040585eSniklas  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
192040585eSniklas  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
202040585eSniklas  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
212040585eSniklas  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
222040585eSniklas  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
232040585eSniklas  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
242040585eSniklas  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
252040585eSniklas  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
262040585eSniklas  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
272040585eSniklas  */
282040585eSniklas 
292040585eSniklas /*
302040585eSniklas  * This code was written under funding by Ericsson Radio Systems.
312040585eSniklas  */
322040585eSniklas 
332040585eSniklas #ifndef _ISAKMP_H_
342040585eSniklas #define _ISAKMP_H_
352040585eSniklas 
362040585eSniklas #include "isakmp_fld.h"
372040585eSniklas #include "isakmp_num.h"
382040585eSniklas 
392040585eSniklas /* IANA assigned port */
402040585eSniklas #define UDP_DEFAULT_PORT		500
41*cd6bf844Sho #define UDP_DEFAULT_PORT_STR		"500"
42*cd6bf844Sho 
43*cd6bf844Sho #define ISAKMP_DEFAULT_TRANSPORT	"udp"
44*cd6bf844Sho 
45*cd6bf844Sho /* draft-ietf-ipsec-nat-t-ike-07.txt */
46*cd6bf844Sho #define UDP_ENCAP_DEFAULT_PORT		4500
47*cd6bf844Sho #define UDP_ENCAP_DEFAULT_PORT_STR	"4500"
482040585eSniklas 
492040585eSniklas /* ISAKMP header extras defines */
502040585eSniklas #define ISAKMP_HDR_COOKIES_OFF	ISAKMP_HDR_ICOOKIE_OFF
512040585eSniklas #define ISAKMP_HDR_COOKIES_LEN	(ISAKMP_HDR_ICOOKIE_LEN \
522040585eSniklas 				 + ISAKMP_HDR_ICOOKIE_LEN)
532040585eSniklas 
542040585eSniklas /* ISAKMP attribute utilitiy macros.  */
552040585eSniklas #define ISAKMP_ATTR_FORMAT(x)		((x) >> 15)
562040585eSniklas #define ISAKMP_ATTR_TYPE(x)		((x) & 0x7fff)
572040585eSniklas #define ISAKMP_ATTR_MAKE(fmt, type)	(((fmt) << 15) | (type))
582040585eSniklas 
592040585eSniklas /* Version number handling.  */
602040585eSniklas #define ISAKMP_VERSION_MAJOR(x)		((x) >> 4)
612040585eSniklas #define ISAKMP_VERSION_MINOR(x)		((x) & 0xf)
622040585eSniklas #define ISAKMP_VERSION_MAKE(maj, min)	((maj) << 4 | (min))
632040585eSniklas 
642040585eSniklas #endif				/* _ISAKMP_H_ */
65