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if.h revision 1.4 
      1 /*	$NetBSD: if.h,v 1.4 2000/07/06 12:37:56 itojun Exp $	*/
      2 /*	$KAME: if.h,v 1.3 2000/05/27 11:47:09 itojun Exp $	*/
      3 
      4 /*
      5  * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. Neither the name of the project nor the names of its contributors
     17  *    may be used to endorse or promote products derived from this software
     18  *    without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
     21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
     24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     30  * SUCH DAMAGE.
     31  */
     32 
     33 #define RTADV_TYPE2BITMASK(type) (0x1 << type)
     34 
     35 extern struct if_msghdr **iflist;
     36 extern size_t ifblock_size;
     37 extern char *ifblock;
     38 
     39 struct nd_opt_hdr;
     40 struct sockaddr_dl *if_nametosdl __P((char *name));
     41 int if_getmtu __P((char *name));
     42 int if_getflags __P((int ifindex, int oifflags));
     43 int lladdropt_length __P((struct sockaddr_dl *sdl));
     44 void lladdropt_fill __P((struct sockaddr_dl *sdl, struct nd_opt_hdr *ndopt));
     45 int rtbuf_len __P((void));
     46 int get_rtinfo __P((char *buf, size_t *len));
     47 char *get_next_msg __P((char *buf, char *lim, int ifindex, size_t *lenp,
     48 			   int filter));
     49 struct in6_addr *get_addr __P((char *buf));
     50 int get_rtm_ifindex __P((char *buf));
     51 int get_ifm_ifindex __P((char *buf));
     52 int get_ifam_ifindex __P((char *buf));
     53 int get_ifm_flags __P((char *buf));
     54 int get_prefixlen __P((char *buf));
     55 int rtmsg_type __P((char *buf));
     56 int ifmsg_type __P((char *buf));
     57 int rtmsg_len __P((char *buf));
     58 int ifmsg_len __P((char *buf));
     59 void init_iflist __P((void));
     60