rtsol.tproj/rtsold.h

   1 /*      $KAME: rtsold.h,v 1.11 2000/10/10 06:18:04 itojun Exp $ */
   2
   3 /*
   4  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the project nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  * $FreeBSD: src/usr.sbin/rtsold/rtsold.h,v 1.1.2.3 2001/07/03 11:02:16 ume Exp $
  32  */
  33
  34 struct ifinfo {
  35         struct ifinfo *next;    /* pointer to the next interface */
  36
  37         struct sockaddr_dl *sdl; /* link-layer address */
  38         char ifname[IF_NAMESIZE]; /* interface name */
  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 #define IFS_OPTIMISTIC  5
  63
  64 /* rtsold.c */
  65 extern struct timeval tm_max;
  66 extern int dflag;
  67 struct ifinfo *find_ifinfo __P((int ifindex));
  68 void rtsol_timer_update __P((struct ifinfo *ifinfo));
  69 extern void warnmsg __P((int, const char *, const char *, ...))
  70      __attribute__((__format__(__printf__, 3, 4)));
  71
  72 /* if.c */
  73 extern int ifinit __P((void));
  74 extern int interface_up __P((char *name));
  75 extern int interface_status __P((struct ifinfo*));
  76 extern int lladdropt_length __P((struct sockaddr_dl *sdl));
  77 extern void lladdropt_fill __P((struct sockaddr_dl *sdl,
  78                                 struct nd_opt_hdr *ndopt));
  79 extern struct sockaddr_dl *if_nametosdl __P((char *name));
  80 extern int getinet6sysctl __P((int code));
  81
  82 /* rtsol.c */
  83 extern int sockopen __P((void));
  84 extern void sendpacket __P((struct ifinfo *ifinfo));
  85 extern void rtsol_input __P((int s));
  86
  87 /* probe.c */
  88 extern int probe_init __P((void));
  89 extern void defrouter_probe __P((int ifindex));
  90
  91 /* dump.c */
  92 extern void rtsold_dump_file __P((char *));
  93
  94 /* rtsock.c */
  95 extern int rtsock_open __P((void));
  96 extern int rtsock_input __P((int));