2005-02-12 15:31:07 +03:00
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/* $NetBSD: udp.h,v 1.11 2005/02/12 12:31:07 manu Exp $ */
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1994-06-29 10:29:24 +04:00
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1993-03-21 12:45:37 +03:00
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/*
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1994-05-13 10:02:48 +04:00
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* Copyright (c) 1982, 1986, 1993
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* The Regents of the University of California. All rights reserved.
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1993-03-21 12:45:37 +03:00
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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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2003-08-07 20:26:28 +04:00
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* 3. Neither the name of the University nor the names of its contributors
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1993-03-21 12:45:37 +03:00
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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 REGENTS 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 REGENTS 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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1994-06-29 10:29:24 +04:00
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* @(#)udp.h 8.1 (Berkeley) 6/10/93
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1993-03-21 12:45:37 +03:00
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*/
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1998-02-10 04:26:19 +03:00
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#ifndef _NETINET_UDP_H_
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#define _NETINET_UDP_H_
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1993-03-21 12:45:37 +03:00
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/*
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* Udp protocol header.
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* Per RFC 768, September, 1981.
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*/
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struct udphdr {
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1995-04-13 10:35:38 +04:00
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u_int16_t uh_sport; /* source port */
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u_int16_t uh_dport; /* destination port */
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1996-10-25 10:22:24 +04:00
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u_int16_t uh_ulen; /* udp length */
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1995-04-13 10:35:38 +04:00
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u_int16_t uh_sum; /* udp checksum */
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1999-11-20 03:37:58 +03:00
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} __attribute__((__packed__));
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1998-02-10 04:26:19 +03:00
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2005-02-12 15:31:07 +03:00
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/* socket options for UDP */
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#define UDP_ENCAP 100
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/* Encapsulation types */
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#define UDP_ENCAP_ESPINUDP_NON_IKE 1 /* draft-ietf-ipsec-nat-t-ike-00/01 */
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#define UDP_ENCAP_ESPINUDP 2 /* draft-ietf-ipsec-udp-encaps-06 */
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/* Default encapsulation port */
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#define UDP_ENCAP_ESPINUDP_PORT 500
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/* Maximum UDP fragment size for ESP over UDP */
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#define UDP_ENCAP_ESPINUDP_MAXFRAGLEN 552
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1998-02-10 04:26:19 +03:00
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#endif /* _NETINET_UDP_H_ */
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