1/*
2 * Copyright (c) 2000 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/*
29 * Copyright (c) 1982, 1986, 1993
30 * The Regents of the University of California. All rights reserved.
31 *
32 * Redistribution and use in source and binary forms, with or without
33 * modification, are permitted provided that the following conditions
34 * are met:
35 * 1. Redistributions of source code must retain the above copyright
36 * notice, this list of conditions and the following disclaimer.
37 * 2. Redistributions in binary form must reproduce the above copyright
38 * notice, this list of conditions and the following disclaimer in the
39 * documentation and/or other materials provided with the distribution.
40 * 3. All advertising materials mentioning features or use of this software
41 * must display the following acknowledgement:
42 * This product includes software developed by the University of
43 * California, Berkeley and its contributors.
44 * 4. Neither the name of the University nor the names of its contributors
45 * may be used to endorse or promote products derived from this software
46 * without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 * SUCH DAMAGE.
59 *
60 * @(#)un.h 8.3 (Berkeley) 2/19/95
61 */
62
63#ifndef _SYS_UN_H_
64#define _SYS_UN_H_
65
66#include <sys/appleapiopts.h>
67#include <sys/cdefs.h>
68#include <sys/_types.h>
69
70/* [XSI] The sa_family_t type shall be defined as described in <sys/socket.h> */
71#include <sys/_types/_sa_family_t.h>
72
73/*
74 * [XSI] Definitions for UNIX IPC domain.
75 */
76struct sockaddr_un {
77 unsigned char sun_len; /* sockaddr len including null */
78 sa_family_t sun_family; /* [XSI] AF_UNIX */
79 char sun_path[104]; /* [XSI] path name (gag) */
80};
81
82#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
83
84/* Level number of get/setsockopt for local domain sockets */
85#define SOL_LOCAL 0
86
87/* Socket options. */
88#define LOCAL_PEERCRED 0x001 /* retrieve peer credentials */
89#define LOCAL_PEERPID 0x002 /* retrieve peer pid */
90#define LOCAL_PEEREPID 0x003 /* retrieve eff. peer pid */
91#define LOCAL_PEERUUID 0x004 /* retrieve peer UUID */
92#define LOCAL_PEEREUUID 0x005 /* retrieve eff. peer UUID */
93
94#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
95
96
97#ifdef KERNEL
98#ifdef PRIVATE
99#include <kern/locks.h>
100__BEGIN_DECLS
101struct mbuf;
102struct socket;
103struct sockopt;
104
105int uipc_usrreq(struct socket *so, int req, struct mbuf *m,
106 struct mbuf *nam, struct mbuf *control);
107int uipc_ctloutput (struct socket *so, struct sockopt *sopt);
108int unp_connect2(struct socket *so, struct socket *so2);
109void unp_dispose(struct mbuf *m);
110int unp_externalize(struct mbuf *rights);
111void unp_init(void);
112extern struct pr_usrreqs uipc_usrreqs;
113int unp_lock(struct socket *, int, void *);
114int unp_unlock(struct socket *, int, void *);
115lck_mtx_t* unp_getlock(struct socket *, int);
116__END_DECLS
117#endif /* PRIVATE */
118#else /* !KERNEL */
119
120#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
121/* actual length of an initialized sockaddr_un */
122#define SUN_LEN(su) \
123 (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
124#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
125
126#endif /* KERNEL */
127
128#endif /* !_SYS_UN_H_ */
129