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1 /*
2 * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * The contents of this file constitute Original Code as defined in and
7 * are subject to the Apple Public Source License Version 1.1 (the
8 * "License"). You may not use this file except in compliance with the
9 * License. Please obtain a copy of the License at
10 * http://www.apple.com/publicsource and read it before using this file.
11 *
12 * This Original Code and all software distributed under the License are
13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17 * License for the specific language governing rights and limitations
18 * under the License.
19 *
20 * @APPLE_LICENSE_HEADER_END@
21 */
22 /* Copyright (c) 1998, 1999 Apple Computer, Inc. All Rights Reserved */
23 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
24 /*
25 * Copyright (c) 1982, 1986, 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 acknowledgement:
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 * @(#)domain.h 8.1 (Berkeley) 6/2/93
57 * $FreeBSD: src/sys/sys/domain.h,v 1.14 1999/12/29 04:24:40 peter Exp $
58 */
59
60 #ifndef _SYS_DOMAIN_H_
61 #define _SYS_DOMAIN_H_
62
63 #ifdef PRIVATE
64
65 #include <sys/appleapiopts.h>
66 #ifdef KERNEL
67 #include <kern/locks.h>
68 #endif /* KERNEL */
69 /*
70 * Structure per communications domain.
71 */
72
73 #include <sys/cdefs.h>
74
75 /*
76 * Forward structure declarations for function prototypes [sic].
77 */
78 struct mbuf;
79 #define DOM_REENTRANT 0x01
80
81 #pragma pack(4)
82
83 struct domain {
84 int dom_family; /* AF_xxx */
85 char *dom_name;
86 void (*dom_init)(void); /* initialize domain data structures */
87 int (*dom_externalize)(struct mbuf *);
88 /* externalize access rights */
89 void (*dom_dispose)(struct mbuf *);
90 /* dispose of internalized rights */
91 struct protosw *dom_protosw; /* Chain of protosw's for AF */
92 struct domain *dom_next;
93 int (*dom_rtattach)(void **, int);
94 /* initialize routing table */
95 int dom_rtoffset; /* an arg to rtattach, in bits */
96 int dom_maxrtkey; /* for routing layer */
97 int dom_protohdrlen; /* Let the protocol tell us */
98 int dom_refs; /* # socreates outstanding */
99 #ifdef _KERN_LOCKS_H_
100 lck_mtx_t *dom_mtx; /* domain global mutex */
101 #else
102 void *dom_mtx; /* domain global mutex */
103 #endif
104 u_long dom_flags;
105 u_long reserved[2];
106 };
107
108 #pragma pack()
109
110 #ifdef KERNEL
111 extern struct domain *domains;
112 extern struct domain localdomain;
113
114 __BEGIN_DECLS
115 extern void net_add_domain(struct domain *dp);
116 extern int net_del_domain(struct domain *);
117 __END_DECLS
118
119 #define DOMAIN_SET(domain_set)
120
121 #endif /* KERNEL */
122 #endif /* PRIVATE */
123 #endif /* _SYS_DOMAIN_H_ */