1/*
2 * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/* Copyright (c) 1998, 1999 Apple Computer, Inc. All Rights Reserved */
29/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
30/*
31 * Copyright (c) 1982, 1986, 1993
32 *	The Regents of the University of California.  All rights reserved.
33 *
34 * Redistribution and use in source and binary forms, with or without
35 * modification, are permitted provided that the following conditions
36 * are met:
37 * 1. Redistributions of source code must retain the above copyright
38 *    notice, this list of conditions and the following disclaimer.
39 * 2. Redistributions in binary form must reproduce the above copyright
40 *    notice, this list of conditions and the following disclaimer in the
41 *    documentation and/or other materials provided with the distribution.
42 * 3. All advertising materials mentioning features or use of this software
43 *    must display the following acknowledgement:
44 *	This product includes software developed by the University of
45 *	California, Berkeley and its contributors.
46 * 4. Neither the name of the University nor the names of its contributors
47 *    may be used to endorse or promote products derived from this software
48 *    without specific prior written permission.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
51 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
52 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
53 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
54 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
55 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
56 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
57 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
58 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
59 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
60 * SUCH DAMAGE.
61 *
62 *	@(#)domain.h	8.1 (Berkeley) 6/2/93
63 * $FreeBSD: src/sys/sys/domain.h,v 1.14 1999/12/29 04:24:40 peter Exp $
64 */
65
66#ifndef _SYS_DOMAIN_H_
67#define _SYS_DOMAIN_H_
68
69#ifdef PRIVATE
70
71#include <sys/appleapiopts.h>
72#ifdef KERNEL
73#include <kern/locks.h>
74#endif /* KERNEL */
75/*
76 * Structure per communications domain.
77 */
78
79#include <sys/cdefs.h>
80
81/*
82 * Forward structure declarations for function prototypes [sic].
83 */
84struct	mbuf;
85#define DOM_REENTRANT	0x01
86
87#pragma pack(4)
88
89struct	domain {
90	int	dom_family;		/* AF_xxx */
91	const char	*dom_name;
92	void	(*dom_init)(void);	/* initialize domain data structures */
93	int	(*dom_externalize)(struct mbuf *);
94					/* externalize access rights */
95	void	(*dom_dispose)(struct mbuf *);
96					/* dispose of internalized rights */
97	struct	protosw *dom_protosw;	/* Chain of protosw's for AF */
98	struct	domain *dom_next;
99	int	(*dom_rtattach)(void **, int);
100					/* initialize routing table */
101	int	dom_rtoffset;		/* an arg to rtattach, in bits */
102	int	dom_maxrtkey;		/* for routing layer */
103	int	dom_protohdrlen;	/* Let the protocol tell us */
104	int	dom_refs;		/* # socreates outstanding */
105#ifdef _KERN_LOCKS_H_
106	lck_mtx_t 	*dom_mtx;		/* domain global mutex */
107#else
108	void 	*dom_mtx;		/* domain global mutex */
109#endif
110	u_long		dom_flags;
111	u_long		reserved[2];
112};
113
114#pragma pack()
115
116#ifdef KERNEL
117extern struct	domain *domains;
118extern struct	domain localdomain;
119
120__BEGIN_DECLS
121extern void	net_add_domain(struct domain *dp);
122extern int	net_del_domain(struct domain *);
123__END_DECLS
124
125#define DOMAIN_SET(domain_set)
126
127#endif /* KERNEL */
128#endif /* PRIVATE */
129#endif	/* _SYS_DOMAIN_H_ */
130