| /* $FreeBSD$ */ |
| /* $KAME: ip_encap.h,v 1.7 2000/03/25 07:23:37 sumikawa 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 _BSD_NETINET_IP_ENCAP_H_ |
| #define _BSD_NETINET_IP_ENCAP_H_ |
| |
| #ifdef _FREEBSD_KERNEL |
| |
| 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); |
| 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 |
| |
| #endif /*_BSD_NETINET_IP_ENCAP_H_*/ |