[apple/xnu.git] / bsd / netinet / ip_encap.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_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_OSREFERENCE_LICENSE_HEADER_END@
 */
/*	$KAME: ip_encap.h,v 1.6 2000/03/06 04:34:21 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.
 */

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

#ifdef KERNEL_PRIVATE

struct encaptab {
	LIST_ENTRY(encaptab) chain;
	int af;
	int proto;			/* -1: don't care, I'll check myself */
	struct sockaddr_storage src;	/* my addr */
	struct sockaddr_storage srcmask;
	struct sockaddr_storage dst;	/* remote addr */
	struct sockaddr_storage dstmask;
	int (*func)(const struct mbuf *, int, int, void *);
	const struct protosw *psw;	/* only pr_input will be used */
	void *arg;			/* passed via m->m_pkthdr.aux */
};

void	encap_init(void) __attribute__((section("__TEXT, initcode")));
void	encap4_input(struct mbuf *, int);
int	encap6_input(struct mbuf **, int *, int);
const struct encaptab *encap_attach(int, int, const struct sockaddr *,
	const struct sockaddr *, const struct sockaddr *,
	const struct sockaddr *, const struct protosw *, void *);
const struct encaptab *encap_attach_func(int, int,
	int (*)(const struct mbuf *, int, int, void *),
	const struct protosw *, void *);
int	encap_detach(const struct encaptab *);
void	*encap_getarg(struct mbuf *);
#endif /* KERNEL_PRIVATE */

#endif /*_NETINET_IP_ENCAP_H_*/
Commit	Line	Data
1c79356b	1	/*
5d5c5d0d A	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
5d5c5d0d A	3	*
2d21ac55	4	* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b	5	*
2d21ac55 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 License
	10	* may not be used to create, or enable the creation or redistribution of,
	11	* unlawful or unlicensed copies of an Apple operating system, or to
	12	* circumvent, violate, or enable the circumvention or violation of, any
	13	* terms of an Apple operating system software license agreement.
8f6c56a5	14	*
2d21ac55 A	15	* Please obtain a copy of the License at
	16	* http://www.opensource.apple.com/apsl/ and read it before using this file.
	17	*
	18	* The Original Code and all software distributed under the License are
	19	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
8f6c56a5 A	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
8f6c56a5 A	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55 A	22	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	23	* Please see the License for the specific language governing rights and
	24	* limitations under the License.
8f6c56a5	25	*
2d21ac55	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b A	27	*/
	28	/* $KAME: ip_encap.h,v 1.6 2000/03/06 04:34:21 itojun Exp $ */
	29
	30	/*
	31	* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
	32	* All rights reserved.
	33	*
	34	* Redistribution and use in source and binary forms, with or without
	35	* modification, are permitted provided that the following conditions
	36	* are met:
	37	* 1. Redistributions of source code must retain the above copyright
	38	* notice, this list of conditions and the following disclaimer.
	39	* 2. Redistributions in binary form must reproduce the above copyright
	40	* notice, this list of conditions and the following disclaimer in the
	41	* documentation and/or other materials provided with the distribution.
	42	* 3. Neither the name of the project nor the names of its contributors
	43	* may be used to endorse or promote products derived from this software
	44	* without specific prior written permission.
	45	*
	46	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
	47	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	48	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	49	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
	50	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	51	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	52	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	53	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	54	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	55	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	56	* SUCH DAMAGE.
	57	*/
	58
	59	#ifndef _NETINET_IP_ENCAP_H_
	60	#define _NETINET_IP_ENCAP_H_
9bccf70c	61	#include <sys/appleapiopts.h>
1c79356b	62
91447636	63	#ifdef KERNEL_PRIVATE
1c79356b A	64
	65	struct encaptab {
	66	LIST_ENTRY(encaptab) chain;
	67	int af;
	68	int proto; /* -1: don't care, I'll check myself */
	69	struct sockaddr_storage src; /* my addr */
	70	struct sockaddr_storage srcmask;
	71	struct sockaddr_storage dst; /* remote addr */
	72	struct sockaddr_storage dstmask;
91447636	73	int (func)(const struct mbuf , int, int, void *);
1c79356b A	74	const struct protosw psw; / only pr_input will be used */
	75	void arg; / passed via m->m_pkthdr.aux */
	76	};
	77
2d21ac55	78	void encap_init(void) __attribute__((section("__TEXT, initcode")));
91447636	79	void encap4_input(struct mbuf *, int);
6d2010ae	80	int encap6_input(struct mbuf *, int , int);
91447636	81	const struct encaptab encap_attach(int, int, const struct sockaddr ,
1c79356b	82	const struct sockaddr , const struct sockaddr ,
91447636 A	83	const struct sockaddr , const struct protosw , void *);
	84	const struct encaptab *encap_attach_func(int, int,
	85	int ()(const struct mbuf , int, int, void *),
	86	const struct protosw , void );
	87	int encap_detach(const struct encaptab *);
	88	void encap_getarg(struct mbuf );
b0d623f7	89	#endif /* KERNEL_PRIVATE */
1c79356b A	90
1c79356b A	91	#endif /_NETINET_IP_ENCAP_H_/