1 /* $OpenBSD: domain.h,v 1.8 2003/06/02 23:28:21 millert Exp $ */
2 /* $NetBSD: domain.h,v 1.10 1996/02/09 18:25:07 christos Exp $ */
3
4 /*
5 * Copyright (c) 1982, 1986, 1993
6 * The Regents of the University of California. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * @(#)domain.h 8.1 (Berkeley) 6/2/93
33 */
34
35 /*
36 * Structure per communications domain.
37 */
38
39 /*
40 * Forward structure declarations for function prototypes [sic].
41 */
42 struct mbuf;
43 struct ifnet;
44
45 struct domain {
46 int dom_family; /* AF_xxx */
47 char *dom_name;
48 void (*dom_init)(void); /* initialize domain data structures */
49 /* externalize access rights */
50 int (*dom_externalize)(struct mbuf *);
51 /* dispose of internalized rights */
52 void (*dom_dispose)(struct mbuf *);
53 struct protosw *dom_protosw, *dom_protoswNPROTOSW;
54 struct domain *dom_next;
55 /* initialize routing table */
56 int (*dom_rtattach)(void **, int);
57 int dom_rtoffset; /* an arg to rtattach, in bits */
58 int dom_maxrtkey; /* for routing layer */
59 void *(*dom_ifattach)(struct ifnet *);
60 void (*dom_ifdetach)(struct ifnet *, void *);
61 /* af-dependent data on ifnet */
62 };
63
64 #ifdef _KERNEL
65 extern struct domain *domains;
66 void domaininit(void);
67 #endif