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 * $FreeBSD$ 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 63 /* rtsold.c */ 64 extern struct timeval tm_max; 65 extern int dflag; 66 struct ifinfo *find_ifinfo __P((int ifindex)); 67 void rtsol_timer_update __P((struct ifinfo *ifinfo)); 68 extern void warnmsg __P((int, const char *, const char *, ...)) 69 __attribute__((__format__(__printf__, 3, 4))); 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 93 /* rtsock.c */ 94 extern int rtsock_open __P((void)); 95 extern int rtsock_input __P((int)); 96