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1/*
2 * Copyright (c) 2000 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/*
23 * Copyright (c) 1982, 1986, 1993
24 * The Regents of the University of California. All rights reserved.
25 *
26 * Redistribution and use in source and binary forms, with or without
27 * modification, are permitted provided that the following conditions
28 * are met:
29 * 1. Redistributions of source code must retain the above copyright
30 * notice, this list of conditions and the following disclaimer.
31 * 2. Redistributions in binary form must reproduce the above copyright
32 * notice, this list of conditions and the following disclaimer in the
33 * documentation and/or other materials provided with the distribution.
34 * 3. All advertising materials mentioning features or use of this software
35 * must display the following acknowledgement:
36 * This product includes software developed by the University of
37 * California, Berkeley and its contributors.
38 * 4. Neither the name of the University nor the names of its contributors
39 * may be used to endorse or promote products derived from this software
40 * without specific prior written permission.
41 *
42 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
43 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
44 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
45 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
46 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
50 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
51 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52 * SUCH DAMAGE.
53 *
54 * @(#)un.h 8.3 (Berkeley) 2/19/95
55 */
56
57#ifndef _SYS_UN_H_
58#define _SYS_UN_H_
59
60#include <sys/appleapiopts.h>
61#include <sys/cdefs.h>
62#include <sys/_types.h>
63
64/* [XSI] The sa_family_t type shall be defined as described in <sys/socket.h> */
65#ifndef _SA_FAMILY_T
66#define _SA_FAMILY_T
67typedef __uint8_t sa_family_t;
68#endif
69
70/*
71 * [XSI] Definitions for UNIX IPC domain.
72 */
73struct sockaddr_un {
74 unsigned char sun_len; /* sockaddr len including null */
75 sa_family_t sun_family; /* [XSI] AF_UNIX */
76 char sun_path[104]; /* [XSI] path name (gag) */
77};
78
79#ifndef _POSIX_C_SOURCE
80/* Socket options. */
81#define LOCAL_PEERCRED 0x001 /* retrieve peer credentails */
82#endif /* !_POSIX_C_SOURCE */
83
84
85#ifdef KERNEL
86#ifdef PRIVATE
87__BEGIN_DECLS
88struct mbuf;
89struct socket;
90
91int uipc_usrreq(struct socket *so, int req, struct mbuf *m,
92 struct mbuf *nam, struct mbuf *control);
93int uipc_ctloutput (struct socket *so, struct sockopt *sopt);
94int unp_connect2(struct socket *so, struct socket *so2);
95void unp_dispose(struct mbuf *m);
96int unp_externalize(struct mbuf *rights);
97void unp_init(void);
98extern struct pr_usrreqs uipc_usrreqs;
99__END_DECLS
100#endif /* PRIVATE */
101#else /* !KERNEL */
102
103#ifndef _POSIX_C_SOURCE
104/* actual length of an initialized sockaddr_un */
105#define SUN_LEN(su) \
106 (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
107#endif /* !_POSIX_C_SOURCE */
108
109#endif /* KERNEL */
110
111#endif /* !_SYS_UN_H_ */