usr.sbin/rtsold/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  * $DragonFly: src/usr.sbin/rtsold/rtsold.h,v 1.4 2005/02/15 00:26:00 cpressey Exp $
  33  */
  34
  35 struct ifinfo {
  36         struct ifinfo *next;    /* pointer to the next interface */
  37
  38         struct sockaddr_dl *sdl; /* link-layer address */
  39         char ifname[IF_NAMESIZE]; /* interface name */
  40         int active;             /* interface status */
  41         int probeinterval;      /* interval of probe timer(if necessary) */
  42         int probetimer;         /* rest of probe timer */
  43         int mediareqok;         /* wheter the IF supports SIOCGIFMEDIA */
  44         int state;
  45         int probes;
  46         int dadcount;
  47         struct timeval timer;
  48         struct timeval expire;
  49         int errors;             /* # of errors we've got - detect wedge */
  50
  51         int racnt;              /* total # of valid RAs it have got */
  52
  53         size_t rs_datalen;
  54         u_char *rs_data;
  55 };
  56
  57 /* per interface status */
  58 #define IFS_IDLE        0
  59 #define IFS_DELAY       1
  60 #define IFS_PROBE       2
  61 #define IFS_DOWN        3
  62 #define IFS_TENTATIVE   4
  63
  64 /* rtsold.c */
  65 extern struct timeval tm_max;
  66 extern int dflag;
  67 struct ifinfo *find_ifinfo(int ifindex);
  68 void rtsol_timer_update(struct ifinfo *ifinfo);
  69 extern void warnmsg(int, const char *, const char *, ...)
  70      __attribute__((__format__(__printf__, 3, 4)));
  71
  72 /* if.c */
  73 extern int ifinit(void);
  74 extern int interface_up(char *name);
  75 extern int interface_status(struct ifinfo*);
  76 extern int lladdropt_length(struct sockaddr_dl *sdl);
  77 extern void lladdropt_fill(struct sockaddr_dl *sdl,
  78                                 struct nd_opt_hdr *ndopt);
  79 extern struct sockaddr_dl *if_nametosdl(char *name);
  80 extern int getinet6sysctl(int code);
  81
  82 /* rtsol.c */
  83 extern int sockopen(void);
  84 extern void sendpacket(struct ifinfo *ifinfo);
  85 extern void rtsol_input(int s);
  86
  87 /* probe.c */
  88 extern int probe_init(void);
  89 extern void defrouter_probe(int ifindex);
  90
  91 /* dump.c */
  92 extern void rtsold_dump_file(const char *);
  93
  94 /* rtsock.c */
  95 extern int rtsock_open(void);
  96 extern int rtsock_input(int);