[apple/xnu.git] / bsd / net / if_gif.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*	$KAME: if_gif.h,v 1.7 2000/02/22 14:01:46 itojun Exp $	*/

/*
 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
 * 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.
 * 3. Neither the name of the project nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``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 PROJECT OR CONTRIBUTORS 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.
 */

/*
 * if_gif.h
 */

#ifndef _NET_IF_GIF_H_
#define _NET_IF_GIF_H_
#include <sys/appleapiopts.h>

#include <netinet/in.h>
/* xxx sigh, why route have struct route instead of pointer? */

struct encaptab;

#ifdef __APPLE_API_PRIVATE
struct gif_softc {
	struct ifnet	gif_if;	   /* common area - must be at the top */
	struct sockaddr	*gif_psrc; /* Physical src addr */
	struct sockaddr	*gif_pdst; /* Physical dst addr */
#ifdef __APPLE__
	struct if_proto	*gif_proto; /* dlil protocol attached */
#endif
	union {
		struct route  gifscr_ro;    /* xxx */
#if INET6
		struct route_in6 gifscr_ro6; /* xxx */
#endif
	} gifsc_gifscr;
	int		gif_flags;
	const struct encaptab *encap_cookie4;
	const struct encaptab *encap_cookie6;
	TAILQ_ENTRY(gif_softc) gif_link; /* all gif's are linked */
};

#define gif_ro gifsc_gifscr.gifscr_ro
#if INET6
#define gif_ro6 gifsc_gifscr.gifscr_ro6
#endif
#endif /* __APPLE_API_PRIVATE */

#define GIF_MTU		(1280)	/* Default MTU */
#define	GIF_MTU_MIN	(1280)	/* Minimum MTU */
#define	GIF_MTU_MAX	(8192)	/* Maximum MTU */

#ifdef __APPLE_API_PRIVATE
/* Prototypes */
int gif_input __P((struct mbuf *, char*, struct ifnet *, u_long, int));
int gif_output __P((struct ifnet *, struct mbuf *,
		    struct sockaddr *, struct rtentry *));
int gif_ioctl __P((struct ifnet *, u_long, void*));
#endif /* __APPLE_API_PRIVATE */

#endif /* _NET_IF_GIF_H_ */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
	11	*
	12	* This Original Code and all software distributed under the License are
	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/* $KAME: if_gif.h,v 1.7 2000/02/22 14:01:46 itojun Exp $ */
	23
	24	/*
	25	* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
	26	* All rights reserved.
	27	*
	28	* Redistribution and use in source and binary forms, with or without
	29	* modification, are permitted provided that the following conditions
	30	* are met:
	31	* 1. Redistributions of source code must retain the above copyright
	32	* notice, this list of conditions and the following disclaimer.
	33	* 2. Redistributions in binary form must reproduce the above copyright
	34	* notice, this list of conditions and the following disclaimer in the
	35	* documentation and/or other materials provided with the distribution.
	36	* 3. Neither the name of the project nor the names of its contributors
	37	* may be used to endorse or promote products derived from this software
	38	* without specific prior written permission.
	39	*
	40	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
	41	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	42	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	43	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
	44	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	45	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	46	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	47	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	48	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	49	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	50	* SUCH DAMAGE.
	51	*/
	52
	53	/*
	54	* if_gif.h
	55	*/
	56
	57	#ifndef _NET_IF_GIF_H_
	58	#define _NET_IF_GIF_H_
9bccf70c	59	#include <sys/appleapiopts.h>
1c79356b A	60
	61	#include <netinet/in.h>
	62	/* xxx sigh, why route have struct route instead of pointer? */
	63
	64	struct encaptab;
	65
9bccf70c	66	#ifdef __APPLE_API_PRIVATE
1c79356b	67	struct gif_softc {
9bccf70c	68	struct ifnet gif_if; /* common area - must be at the top */
1c79356b A	69	struct sockaddr gif_psrc; / Physical src addr */
1c79356b A	70	struct sockaddr gif_pdst; / Physical dst addr */
9bccf70c A	71	#ifdef __APPLE__
	72	struct if_proto gif_proto; / dlil protocol attached */
	73	#endif
1c79356b A	74	union {
	75	struct route gifscr_ro; /* xxx */
	76	#if INET6
	77	struct route_in6 gifscr_ro6; /* xxx */
	78	#endif
	79	} gifsc_gifscr;
	80	int gif_flags;
9bccf70c A	81	const struct encaptab *encap_cookie4;
	82	const struct encaptab *encap_cookie6;
	83	TAILQ_ENTRY(gif_softc) gif_link; /* all gif's are linked */
1c79356b A	84	};
	85
	86	#define gif_ro gifsc_gifscr.gifscr_ro
	87	#if INET6
	88	#define gif_ro6 gifsc_gifscr.gifscr_ro6
	89	#endif
9bccf70c	90	#endif /* __APPLE_API_PRIVATE */
1c79356b A	91
	92	#define GIF_MTU (1280) /* Default MTU */
	93	#define GIF_MTU_MIN (1280) /* Minimum MTU */
	94	#define GIF_MTU_MAX (8192) /* Maximum MTU */
	95
9bccf70c	96	#ifdef __APPLE_API_PRIVATE
1c79356b	97	/* Prototypes */
9bccf70c	98	int gif_input __P((struct mbuf , char, struct ifnet *, u_long, int));
1c79356b A	99	int gif_output __P((struct ifnet , struct mbuf ,
1c79356b A	100	struct sockaddr , struct rtentry ));
9bccf70c A	101	int gif_ioctl __P((struct ifnet , u_long, void));
9bccf70c A	102	#endif /* __APPLE_API_PRIVATE */
1c79356b A	103
1c79356b A	104	#endif /* _NET_IF_GIF_H_ */