1 /* 2 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the project nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 */ 31 32 struct ifinfo { 33 struct ifinfo *next; /* pointer to the next interface */ 34 35 struct sockaddr_dl *sdl; /* link-layer address */ 36 char ifname[16]; /* interface name */ 37 int active; /* interface status */ 38 int probeinterval; /* interval of probe timer(if necessary) */ 39 int probetimer; /* rest of probe timer */ 40 int mediareqok; /* wheter the IF supports SIOCGIFMEDIA */ 41 int state; 42 int probes; 43 int dadcount; 44 struct timeval timer; 45 struct timeval expire; 46 47 int racnt; /* total # of valid RAs it have got */ 48 49 size_t rs_datalen; 50 u_char *rs_data; 51 }; 52 53 /* per interface status */ 54 #define IFS_IDLE 0 55 #define IFS_DELAY 1 56 #define IFS_PROBE 2 57 #define IFS_DOWN 3 58 #define IFS_TENTATIVE 4 59 60 /* rtsold.c */ 61 extern struct timeval tm_max; 62 extern int dflag; 63 struct ifinfo *find_ifinfo __P((int ifindex)); 64 void rtsol_timer_update __P((struct ifinfo *ifinfo)); 65 #ifdef __STDC__ 66 extern void warnmsg __P((int, const char *, const char *, ...)); 67 #else 68 extern void warnmsg __P((int, const char *, const char *, va_list)); 69 #endif 70 71 /* if.c */ 72 extern int ifinit __P((void)); 73 extern int interface_up __P((char *name)); 74 extern int interface_status __P((struct ifinfo*)); 75 extern int lladdropt_length __P((struct sockaddr_dl *sdl)); 76 extern void lladdropt_fill __P((struct sockaddr_dl *sdl, 77 struct nd_opt_hdr *ndopt)); 78 extern struct sockaddr_dl *if_nametosdl __P((char *name)); 79 extern int getinet6sysctl __P((int code)); 80 81 /* rtsol.c */ 82 extern int sockopen __P((void)); 83 extern void sendpacket __P((struct ifinfo *ifinfo)); 84 extern void rtsol_input __P((int s)); 85 86 /* probe.c */ 87 extern int probe_init __P((void)); 88 extern void defrouter_probe __P((int ifindex)); 89 90 /* dump.c */ 91 extern void rtsold_dump_file __P((char *)); 92