usr.sbin/rtsold/rtsold.h

   1 /*      $NetBSD: rtsold.h,v 1.8 2002/05/31 10:22:17 itojun Exp $        */
   2 /*      $KAME: rtsold.h,v 1.14 2002/05/31 10:10:03 itojun Exp $ */
   3
   4 /*
   5  * Copyright (C) 1995, 1996, 1997, and 1998 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 struct ifinfo {
  34         struct ifinfo *next;    /* pointer to the next interface */
  35
  36         struct sockaddr_dl *sdl; /* link-layer address */
  37         char ifname[IF_NAMESIZE]; /* interface name */
  38         u_int32_t linkid;       /* link ID of this interface */
  39         int active;             /* interface status */
  40         int probeinterval;      /* interval of probe timer(if necessary) */
  41         int probetimer;         /* rest of probe timer */
  42         int mediareqok;         /* wheter the IF supports SIOCGIFMEDIA */
  43         int state;
  44         int probes;
  45         int dadcount;
  46         struct timeval timer;
  47         struct timeval expire;
  48         int errors;             /* # of errors we've got - detect wedge */
  49
  50         int racnt;              /* total # of valid RAs it have got */
  51
  52         size_t rs_datalen;
  53         u_char *rs_data;
  54 };
  55
  56 /* per interface status */
  57 #define IFS_IDLE        0
  58 #define IFS_DELAY       1
  59 #define IFS_PROBE       2
  60 #define IFS_DOWN        3
  61 #define IFS_TENTATIVE   4
  62
  63 /* rtsold.c */
  64 extern struct timeval tm_max;
  65 extern int dflag;
  66 extern int aflag;
  67 extern int ifconfig __P((char *));
  68 extern void iflist_init __P((void));
  69 struct ifinfo *find_ifinfo __P((int));
  70 void rtsol_timer_update __P((struct ifinfo *));
  71 extern void warnmsg __P((int, const char *, const char *, ...))
  72      __attribute__((__format__(__printf__, 3, 4)));
  73 extern char **autoifprobe __P((void));
  74
  75 /* if.c */
  76 extern int ifinit __P((void));
  77 extern int interface_up __P((char *));
  78 extern int interface_status __P((struct ifinfo *));
  79 extern int lladdropt_length __P((struct sockaddr_dl *));
  80 extern void lladdropt_fill __P((struct sockaddr_dl *, struct nd_opt_hdr *));
  81 extern struct sockaddr_dl *if_nametosdl __P((char *));
  82 extern int getinet6sysctl __P((int));
  83
  84 /* rtsol.c */
  85 extern int sockopen __P((void));
  86 extern void sendpacket __P((struct ifinfo *));
  87 extern void rtsol_input __P((int));
  88
  89 /* probe.c */
  90 extern int probe_init __P((void));
  91 extern void defrouter_probe __P((struct ifinfo *));
  92
  93 /* dump.c */
  94 extern void rtsold_dump_file __P((const char *));
  95
  96 /* rtsock.c */
  97 extern int rtsock_open __P((void));
  98 extern int rtsock_input __P((int));