1 /* $KAME: rtsold.h,v 1.19 2003/04/16 09:48:15 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 u_int32_t linkid; /* link ID of this interface */ 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 otherconfig; /* need a separate protocol for the "other" 45 * configuration */ 46 int state; 47 int probes; 48 int dadcount; 49 struct timeval timer; 50 struct timeval expire; 51 int errors; /* # of errors we've got - detect wedge */ 52 53 int racnt; /* total # of valid RAs it have got */ 54 55 size_t rs_datalen; 56 u_char *rs_data; 57 }; 58 59 /* per interface status */ 60 #define IFS_IDLE 0 61 #define IFS_DELAY 1 62 #define IFS_PROBE 2 63 #define IFS_DOWN 3 64 #define IFS_TENTATIVE 4 65 66 /* rtsold.c */ 67 extern struct timeval tm_max; 68 extern int dflag; 69 extern int aflag; 70 extern char *otherconf_script; 71 extern int ifconfig(char *); 72 extern void iflist_init(void); 73 struct ifinfo *find_ifinfo(int); 74 void rtsol_timer_update(struct ifinfo *); 75 extern void warnmsg(int, const char *, const char *, ...) 76 __attribute__((__format__(__printf__, 3, 4))); 77 extern char **autoifprobe(void); 78 79 /* if.c */ 80 extern int ifinit(void); 81 extern int interface_up(char *); 82 extern int interface_status(struct ifinfo *); 83 extern int lladdropt_length(struct sockaddr_dl *); 84 extern void lladdropt_fill(struct sockaddr_dl *, struct nd_opt_hdr *); 85 extern struct sockaddr_dl *if_nametosdl(char *); 86 extern int getinet6sysctl(int); 87 extern int setinet6sysctl(int, int); 88 89 /* rtsol.c */ 90 extern int sockopen(void); 91 extern void sendpacket(struct ifinfo *); 92 extern void rtsol_input(int); 93 94 /* probe.c */ 95 extern int probe_init(void); 96 extern void defrouter_probe(struct ifinfo *); 97 98 /* dump.c */ 99 extern void rtsold_dump_file(char *); 100 101 /* rtsock.c */ 102 extern int rtsock_open(void); 103 extern int rtsock_input(int); 104