1 /* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 * 7 * @(#)af.h 5.1 (Berkeley) 6/4/85 (routed/af.h) 8 * 9 * @(#)af.h 8.1 (Berkeley) 06/05/93 10 */ 11 12 /* 13 * Routing table management daemon. 14 */ 15 16 /* 17 * Per address family routines. 18 */ 19 struct afswitch { 20 int (*af_hash)(); /* returns keys based on address */ 21 int (*af_netmatch)(); /* verifies net # matching */ 22 int (*af_output)(); /* interprets address for sending */ 23 int (*af_portmatch)(); /* packet from some other router? */ 24 int (*af_portcheck)(); /* packet from privileged peer? */ 25 int (*af_checkhost)(); /* tells if address for host or net */ 26 int (*af_ishost)(); /* tells if address is valid */ 27 int (*af_canon)(); /* canonicalize address for compares */ 28 }; 29 30 /* 31 * Structure returned by af_hash routines. 32 */ 33 struct afhash { 34 u_int afh_hosthash; /* host based hash */ 35 u_int afh_nethash; /* network based hash */ 36 }; 37 38 struct afswitch afswitch[AF_MAX]; /* table proper */ 39