1*86d7f5d3SJohn Marino /* $FreeBSD: src/sys/netinet/in_gif.h,v 1.3.2.4 2002/11/08 16:57:13 ume Exp $ */ 2*86d7f5d3SJohn Marino /* $DragonFly: src/sys/netinet/in_gif.h,v 1.5 2006/05/20 02:42:12 dillon Exp $ */ 3*86d7f5d3SJohn Marino /* $KAME: in_gif.h,v 1.5 2000/04/14 08:36:02 itojun Exp $ */ 4*86d7f5d3SJohn Marino 5*86d7f5d3SJohn Marino /* 6*86d7f5d3SJohn Marino * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 7*86d7f5d3SJohn Marino * All rights reserved. 8*86d7f5d3SJohn Marino * 9*86d7f5d3SJohn Marino * Redistribution and use in source and binary forms, with or without 10*86d7f5d3SJohn Marino * modification, are permitted provided that the following conditions 11*86d7f5d3SJohn Marino * are met: 12*86d7f5d3SJohn Marino * 1. Redistributions of source code must retain the above copyright 13*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer. 14*86d7f5d3SJohn Marino * 2. Redistributions in binary form must reproduce the above copyright 15*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer in the 16*86d7f5d3SJohn Marino * documentation and/or other materials provided with the distribution. 17*86d7f5d3SJohn Marino * 3. Neither the name of the project nor the names of its contributors 18*86d7f5d3SJohn Marino * may be used to endorse or promote products derived from this software 19*86d7f5d3SJohn Marino * without specific prior written permission. 20*86d7f5d3SJohn Marino * 21*86d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 22*86d7f5d3SJohn Marino * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23*86d7f5d3SJohn Marino * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24*86d7f5d3SJohn Marino * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 25*86d7f5d3SJohn Marino * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26*86d7f5d3SJohn Marino * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27*86d7f5d3SJohn Marino * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28*86d7f5d3SJohn Marino * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29*86d7f5d3SJohn Marino * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30*86d7f5d3SJohn Marino * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31*86d7f5d3SJohn Marino * SUCH DAMAGE. 32*86d7f5d3SJohn Marino */ 33*86d7f5d3SJohn Marino 34*86d7f5d3SJohn Marino #ifndef _NETINET_IN_GIF_H_ 35*86d7f5d3SJohn Marino #define _NETINET_IN_GIF_H_ 36*86d7f5d3SJohn Marino 37*86d7f5d3SJohn Marino #define GIF_TTL 30 38*86d7f5d3SJohn Marino 39*86d7f5d3SJohn Marino extern int ip_gif_ttl; 40*86d7f5d3SJohn Marino 41*86d7f5d3SJohn Marino struct gif_softc; 42*86d7f5d3SJohn Marino struct mbuf; 43*86d7f5d3SJohn Marino struct ifnet; 44*86d7f5d3SJohn Marino 45*86d7f5d3SJohn Marino int in_gif_input (struct mbuf **, int *, int); 46*86d7f5d3SJohn Marino int in_gif_output (struct ifnet *, int, struct mbuf *); 47*86d7f5d3SJohn Marino int gif_encapcheck4 (const struct mbuf *, int, int, void *); 48*86d7f5d3SJohn Marino int in_gif_attach (struct gif_softc *); 49*86d7f5d3SJohn Marino int in_gif_detach (struct gif_softc *); 50*86d7f5d3SJohn Marino 51*86d7f5d3SJohn Marino #endif /*_NETINET_IN_GIF_H_*/ 52