home *** CD-ROM | disk | FTP | other *** search
- /*
- * Copyright (c) 1983 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * from: @(#)af.h 5.7 (Berkeley) 6/1/90
- * $Id: af.h,v 1.1 1994/05/23 09:08:11 rzsfl Exp rzsfl $
- */
-
- /*
- * Routing table management daemon.
- */
-
- #ifndef AF_MAX
- #define AF_MAX 3 /* AF_UNIX + AF_INET */
- #endif
-
- /*
- * Per address family routines.
- */
- struct afswitch {
- int (*af_hash)(); /* returns keys based on address */
- int (*af_netmatch)(); /* verifies net # matching */
- int (*af_output)(); /* interprets address for sending */
- int (*af_portmatch)(); /* packet from some other router? */
- int (*af_portcheck)(); /* packet from privileged peer? */
- int (*af_checkhost)(); /* tells if address is valid */
- int (*af_rtflags)(); /* get flags for route (host or net) */
- int (*af_sendroute)(); /* check bounds of subnet broadcast */
- int (*af_canon)(); /* canonicalize address for compares */
- char *(*af_format)(); /* convert address to string */
- };
-
- /*
- * Structure returned by af_hash routines.
- */
- struct afhash {
- u_int afh_hosthash; /* host based hash */
- u_int afh_nethash; /* network based hash */
- };
-
- extern struct afswitch afswitch[AF_MAX]; /* table proper */
- extern int af_max; /* number of entries in table */
-