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ip_encap.h revision 1.1.8.1
      1  1.1.8.1  nathanw /*	$NetBSD: ip_encap.h,v 1.1.8.1 2002/01/08 00:34:04 nathanw Exp $	*/
      2      1.1   itojun /*	$KAME: ip_encap.h,v 1.7 2000/03/25 07:23:37 sumikawa Exp $	*/
      3      1.1   itojun 
      4      1.1   itojun /*
      5      1.1   itojun  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
      6      1.1   itojun  * All rights reserved.
      7      1.1   itojun  *
      8      1.1   itojun  * Redistribution and use in source and binary forms, with or without
      9      1.1   itojun  * modification, are permitted provided that the following conditions
     10      1.1   itojun  * are met:
     11      1.1   itojun  * 1. Redistributions of source code must retain the above copyright
     12      1.1   itojun  *    notice, this list of conditions and the following disclaimer.
     13      1.1   itojun  * 2. Redistributions in binary form must reproduce the above copyright
     14      1.1   itojun  *    notice, this list of conditions and the following disclaimer in the
     15      1.1   itojun  *    documentation and/or other materials provided with the distribution.
     16      1.1   itojun  * 3. Neither the name of the project nor the names of its contributors
     17      1.1   itojun  *    may be used to endorse or promote products derived from this software
     18      1.1   itojun  *    without specific prior written permission.
     19      1.1   itojun  *
     20      1.1   itojun  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
     21      1.1   itojun  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     22      1.1   itojun  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     23      1.1   itojun  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
     24      1.1   itojun  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     25      1.1   itojun  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     26      1.1   itojun  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     27      1.1   itojun  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     28      1.1   itojun  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     29      1.1   itojun  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     30      1.1   itojun  * SUCH DAMAGE.
     31      1.1   itojun  */
     32      1.1   itojun 
     33      1.1   itojun #ifndef _NETINET_IP_ENCAP_H_
     34      1.1   itojun #define _NETINET_IP_ENCAP_H_
     35      1.1   itojun 
     36      1.1   itojun #ifdef _KERNEL
     37      1.1   itojun 
     38  1.1.8.1  nathanw #ifndef RNF_NORMAL
     39  1.1.8.1  nathanw #include <net/radix.h>
     40  1.1.8.1  nathanw #endif
     41  1.1.8.1  nathanw 
     42      1.1   itojun struct encaptab {
     43  1.1.8.1  nathanw 	struct radix_node nodes[2];
     44      1.1   itojun 	LIST_ENTRY(encaptab) chain;
     45      1.1   itojun 	int af;
     46      1.1   itojun 	int proto;			/* -1: don't care, I'll check myself */
     47  1.1.8.1  nathanw 	struct sockaddr *addrpack;	/* malloc'ed, for radix lookup */
     48  1.1.8.1  nathanw 	struct sockaddr *maskpack;	/* ditto */
     49  1.1.8.1  nathanw 	struct sockaddr *src;		/* my addr */
     50  1.1.8.1  nathanw 	struct sockaddr *srcmask;
     51  1.1.8.1  nathanw 	struct sockaddr *dst;		/* remote addr */
     52  1.1.8.1  nathanw 	struct sockaddr *dstmask;
     53      1.1   itojun 	int (*func) __P((const struct mbuf *, int, int, void *));
     54      1.1   itojun 	const struct protosw *psw;	/* only pr_input will be used */
     55      1.1   itojun 	void *arg;			/* passed via m->m_pkthdr.aux */
     56      1.1   itojun };
     57      1.1   itojun 
     58      1.1   itojun void	encap_init __P((void));
     59      1.1   itojun void	encap4_input __P((struct mbuf *, ...));
     60      1.1   itojun int	encap6_input __P((struct mbuf **, int *, int));
     61      1.1   itojun const struct encaptab *encap_attach __P((int, int, const struct sockaddr *,
     62      1.1   itojun 	const struct sockaddr *, const struct sockaddr *,
     63      1.1   itojun 	const struct sockaddr *, const struct protosw *, void *));
     64      1.1   itojun const struct encaptab *encap_attach_func __P((int, int,
     65      1.1   itojun 	int (*) __P((const struct mbuf *, int, int, void *)),
     66      1.1   itojun 	const struct protosw *, void *));
     67  1.1.8.1  nathanw void	encap6_ctlinput __P((int, struct sockaddr *, void *));
     68      1.1   itojun int	encap_detach __P((const struct encaptab *));
     69      1.1   itojun void	*encap_getarg __P((struct mbuf *));
     70      1.1   itojun #endif
     71      1.1   itojun 
     72      1.1   itojun #endif /*_NETINET_IP_ENCAP_H_*/
     73