blob: 1fa10e4fe6d3a90b30050ff1773f5e653685a91a [file] [log] [blame]
lh9ed821d2023-04-07 01:36:19 -07001/* Copyright (C) 1991, 1995, 1996, 2001 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17 02111-1307 USA. */
18
19#ifndef _SYS_UN_H
20#define _SYS_UN_H 1
21
22#include <sys/cdefs.h>
23
24/* Get the definition of the macro to define the common sockaddr members. */
25#include <bits/sockaddr.h>
26
27__BEGIN_DECLS
28
29/* Structure describing the address of an AF_LOCAL (aka AF_UNIX) socket. */
30struct sockaddr_un
31 {
32 __SOCKADDR_COMMON (sun_);
33 char sun_path[108]; /* Path name. */
34 };
35
36
37#ifdef __USE_MISC
38# include <string.h> /* For prototype of `strlen'. */
39
40/* Evaluate to actual length of the `sockaddr_un' structure. */
41# define SUN_LEN(ptr) ((size_t) (((struct sockaddr_un *) 0)->sun_path) \
42 + strlen ((ptr)->sun_path))
43#endif
44
45__END_DECLS
46
47#endif /* sys/un.h */