76 lines
2.6 KiB
C
76 lines
2.6 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1982, 1986, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)un.h 8.3 (Berkeley) 2/19/95
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* $FreeBSD: head/sys/sys/un.h 326023 2017-11-20 19:43:44Z pfg $
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*/
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#ifndef _SYS_UN_H_
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#define _SYS_UN_H_
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#include <sys/cdefs.h>
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#include <sys/_types.h>
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#ifndef _SA_FAMILY_T_DECLARED
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typedef __sa_family_t sa_family_t;
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#define _SA_FAMILY_T_DECLARED
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#endif
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/*
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* Definitions for UNIX IPC domain.
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*/
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struct sockaddr_un {
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unsigned char sun_len; /* sockaddr len including null */
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sa_family_t sun_family; /* AF_UNIX */
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char sun_path[104]; /* path name (gag) */
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};
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#if __BSD_VISIBLE
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/* Socket options. */
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#define LOCAL_PEERCRED 1 /* retrieve peer credentials */
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#define LOCAL_CREDS 2 /* pass credentials to receiver */
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#define LOCAL_CONNWAIT 4 /* connects block until accepted */
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/* Start of reserved space for third-party socket options. */
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#define LOCAL_VENDOR SO_VENDOR
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#ifndef _KERNEL
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/* actual length of an initialized sockaddr_un */
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#define SUN_LEN(su) \
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(sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
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#endif /* !_KERNEL */
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#endif /* __BSD_VISIBLE */
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#endif /* !_SYS_UN_H_ */
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