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

/*
 * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
 * 
 * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code 
 * as defined in and that are subject to the Apple Public Source License 
 * Version 2.0 (the 'License'). You may not use this file except in 
 * compliance with the License.  The rights granted to you under the 
 * License may not be used to create, or enable the creation or 
 * redistribution of, unlawful or unlicensed copies of an Apple operating 
 * system, or to circumvent, violate, or enable the circumvention or 
 * violation of, any terms of an Apple operating system software license 
 * agreement.
 *
 * Please obtain a copy of the License at 
 * http://www.opensource.apple.com/apsl/ and read it before using this 
 * file.
 *
 * The 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, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
 * Please see the License for the specific language governing rights and 
 * limitations under the License.
 *
 * @APPLE_LICENSE_OSREFERENCE_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? */

#ifdef KERNEL_PRIVATE
struct encaptab;

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__
	u_long	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;
	int		gif_called;
	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 /* KERNEL_PRIVATE */

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

#ifdef KERNEL_PRIVATE

/* Prototypes */
int gif_input(struct mbuf *, char*, struct ifnet *, u_long, int);
int gif_output(struct ifnet *, struct mbuf *,
		    struct sockaddr *, struct rtentry *);
int gif_ioctl(struct ifnet *, u_long, void*);

#endif /* KERNEL_PRIVATE */
#endif /* _NET_IF_GIF_H_ */
Commit	Line	Data
1c79356b	1	/*
8ad349bb	2	* Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
1c79356b	3	*
8ad349bb	4	* @APPLE_LICENSE_OSREFERENCE_HEADER_START@
1c79356b	5	*
8ad349bb A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. The rights granted to you under the
	10	* License may not be used to create, or enable the creation or
	11	* redistribution of, unlawful or unlicensed copies of an Apple operating
	12	* system, or to circumvent, violate, or enable the circumvention or
	13	* violation of, any terms of an Apple operating system software license
	14	* agreement.
	15	*
	16	* Please obtain a copy of the License at
	17	* http://www.opensource.apple.com/apsl/ and read it before using this
	18	* file.
	19	*
	20	* The Original Code and all software distributed under the License are
	21	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	22	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	23	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	24	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	25	* Please see the License for the specific language governing rights and
	26	* limitations under the License.
	27	*
	28	* @APPLE_LICENSE_OSREFERENCE_HEADER_END@
1c79356b A	29	*/
	30	/* $KAME: if_gif.h,v 1.7 2000/02/22 14:01:46 itojun Exp $ */
	31
	32	/*
	33	* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
	34	* All rights reserved.
	35	*
	36	* Redistribution and use in source and binary forms, with or without
	37	* modification, are permitted provided that the following conditions
	38	* are met:
	39	* 1. Redistributions of source code must retain the above copyright
	40	* notice, this list of conditions and the following disclaimer.
	41	* 2. Redistributions in binary form must reproduce the above copyright
	42	* notice, this list of conditions and the following disclaimer in the
	43	* documentation and/or other materials provided with the distribution.
	44	* 3. Neither the name of the project nor the names of its contributors
	45	* may be used to endorse or promote products derived from this software
	46	* without specific prior written permission.
	47	*
	48	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
	49	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	50	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	51	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
	52	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	53	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	54	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	55	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	56	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	57	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	58	* SUCH DAMAGE.
	59	*/
	60
	61	/*
	62	* if_gif.h
	63	*/
	64
	65	#ifndef _NET_IF_GIF_H_
	66	#define _NET_IF_GIF_H_
9bccf70c	67	#include <sys/appleapiopts.h>
1c79356b A	68
	69	#include <netinet/in.h>
	70	/* xxx sigh, why route have struct route instead of pointer? */
	71
91447636	72	#ifdef KERNEL_PRIVATE
1c79356b A	73	struct encaptab;
	74
	75	struct gif_softc {
9bccf70c	76	struct ifnet gif_if; /* common area - must be at the top */
1c79356b A	77	struct sockaddr gif_psrc; / Physical src addr */
1c79356b A	78	struct sockaddr gif_pdst; / Physical dst addr */
9bccf70c	79	#ifdef __APPLE__
91447636	80	u_long gif_proto; /* dlil protocol attached */
9bccf70c	81	#endif
1c79356b A	82	union {
	83	struct route gifscr_ro; /* xxx */
	84	#if INET6
	85	struct route_in6 gifscr_ro6; /* xxx */
	86	#endif
	87	} gifsc_gifscr;
	88	int gif_flags;
91447636	89	int gif_called;
9bccf70c A	90	const struct encaptab *encap_cookie4;
	91	const struct encaptab *encap_cookie6;
	92	TAILQ_ENTRY(gif_softc) gif_link; /* all gif's are linked */
1c79356b A	93	};
	94
	95	#define gif_ro gifsc_gifscr.gifscr_ro
	96	#if INET6
	97	#define gif_ro6 gifsc_gifscr.gifscr_ro6
	98	#endif
91447636 A	99
91447636 A	100	#endif /* KERNEL_PRIVATE */
1c79356b A	101
	102	#define GIF_MTU (1280) /* Default MTU */
	103	#define GIF_MTU_MIN (1280) /* Minimum MTU */
	104	#define GIF_MTU_MAX (8192) /* Maximum MTU */
	105
91447636 A	106	#ifdef KERNEL_PRIVATE
91447636 A	107
1c79356b	108	/* Prototypes */
91447636 A	109	int gif_input(struct mbuf , char, struct ifnet *, u_long, int);
	110	int gif_output(struct ifnet , struct mbuf ,
	111	struct sockaddr , struct rtentry );
	112	int gif_ioctl(struct ifnet , u_long, void);
1c79356b	113
91447636	114	#endif /* KERNEL_PRIVATE */
1c79356b	115	#endif /* _NET_IF_GIF_H_ */