routed.tproj/defs.h

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.0 (the 'License').  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License."
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /*
  25  * Copyright (c) 1983, 1988, 1993
  26  *      The Regents of the University of California.  All rights reserved.
  27  *
  28  * Redistribution and use in source and binary forms, with or without
  29  * modification, are permitted provided that the following conditions
  30  * are met:
  31  * 1. Redistributions of source code must retain the above copyright
  32  *    notice, this list of conditions and the following disclaimer.
  33  * 2. Redistributions in binary form must reproduce the above copyright
  34  *    notice, this list of conditions and the following disclaimer in the
  35  *    documentation and/or other materials provided with the distribution.
  36  * 3. All advertising materials mentioning features or use of this software
  37  *    must display the following acknowledgment:
  38  *      This product includes software developed by the University of
  39  *      California, Berkeley and its contributors.
  40  * 4. Neither the name of the University nor the names of its contributors
  41  *    may be used to endorse or promote products derived from this software
  42  *    without specific prior written permission.
  43  *
  44  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  45  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  46  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  47  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  48  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  49  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  50  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  51  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  52  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  53  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  54  * SUCH DAMAGE.
  55  *
  56  *      @(#)defs.h      8.1 (Berkeley) 6/5/93
  57  */
  58
  59 /*
  60  * Internal data structure definitions for
  61  * user routing process.  Based on Xerox NS
  62  * protocol specs with mods relevant to more
  63  * general addressing scheme.
  64  */
  65 #include <sys/param.h>
  66 #include <sys/types.h>
  67 #include <sys/socket.h>
  68 #include <sys/time.h>
  69
  70 struct mbuf; /* forward reference */
  71 #include <net/route.h>
  72 #include <netinet/in.h>
  73 #include <protocols/routed.h>
  74
  75 #include <stdio.h>
  76 #include <stdlib.h>
  77 #include <string.h>
  78 #include <unistd.h>
  79 #include <netdb.h>
  80
  81 /* NeXT */
  82 #ifndef EXTERN
  83 #define EXTERN extern
  84 #endif
  85
  86 #include "trace.h"
  87 #include "interface.h"
  88 #include "table.h"
  89 #include "af.h"
  90
  91 /*
  92  * When we find any interfaces marked down we rescan the
  93  * kernel every CHECK_INTERVAL seconds to see if they've
  94  * come up.
  95  */
  96 #define CHECK_INTERVAL  (1*60)
  97
  98 #define equal(a1, a2) \
  99         (memcmp((a1), (a2), sizeof (struct sockaddr)) == 0)
 100
 101 EXTERN struct   sockaddr_in addr;       /* address of daemon's socket */
 102
 103 EXTERN int      s;                      /* source and sink of all data */
 104 EXTERN int      r;                      /* routing socket */
 105 EXTERN pid_t    pid;                    /* process id for identifying messages */
 106 EXTERN uid_t    uid;                    /* user id for identifying messages */
 107 EXTERN int      seqno;                  /* sequence number for identifying messages */
 108 EXTERN int      kmem;
 109 extern int      supplier;               /* process should supply updates */
 110 extern int      install;                /* if 1 call kernel */
 111 extern int      lookforinterfaces;      /* if 1 probe kernel for new up interfaces */
 112 EXTERN int      performnlist;           /* if 1 check if /vmunix has changed */
 113 extern int      externalinterfaces;     /* # of remote and local interfaces */
 114 EXTERN struct   timeval now;            /* current idea of time */
 115 EXTERN struct   timeval lastbcast;      /* last time all/changes broadcast */
 116 EXTERN struct   timeval lastfullupdate; /* last time full table broadcast */
 117 EXTERN struct   timeval nextbcast;      /* time to wait before changes broadcast */
 118 EXTERN int      needupdate;             /* true if we need update at nextbcast */
 119
 120 EXTERN char     packet[MAXPACKETSIZE+1];
 121 extern struct   rip *msg;
 122
 123 EXTERN char     **argv0;
 124 EXTERN struct   servent *sp;
 125
 126 #define ADD 1
 127 #define DELETE 2
 128 #define CHANGE 3
 129
 130 /* arpa/inet.h */
 131 in_addr_t inet_addr(const char *);
 132 in_addr_t inet_network(const char *);
 133 char *inet_ntoa(struct in_addr);
 134
 135 /* inet.c */
 136 struct in_addr inet_makeaddr(u_long, u_long);
 137 int inet_netof(struct in_addr);
 138 int inet_lnaof(struct in_addr);
 139 int inet_maskof(u_long);
 140 int inet_rtflags(struct sockaddr_in *);
 141 int inet_sendroute(struct rt_entry *, struct sockaddr_in *);
 142
 143 /* input.c */
 144 void rip_input(struct sockaddr *, struct rip *, int);
 145
 146 /* main.c */
 147 void timevaladd(struct timeval *, struct timeval *);
 148
 149 /* startup.c */
 150 void quit(char *);
 151 void rt_xaddrs(caddr_t, caddr_t, struct rt_addrinfo *);
 152 void ifinit(void);
 153 void addrouteforif(struct interface *);
 154 void add_ptopt_localrt(struct interface *);
 155 void gwkludge(void);
 156 int getnetorhostname(char *, char *, struct sockaddr_in *);
 157 int gethostnameornumber(char *, struct sockaddr_in *);
 158
 159 /* output.c */
 160 void toall(int (*)(), int, struct interface *);
 161 void sndmsg(struct sockaddr *, int, struct interface *, int);
 162 void supply(struct sockaddr *, int, struct interface *, int);