90 lines
3.5 KiB
C
90 lines
3.5 KiB
C
/* $NetBSD: un.h,v 1.22 1999/06/24 14:07:44 kleink Exp $ */
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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*/
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#ifndef _SYS_UN_H_
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#define _SYS_UN_H_
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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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u_char sun_len; /* total sockaddr length */
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u_char sun_family; /* AF_LOCAL */
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char sun_path[104]; /* path name (gag) */
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};
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/*
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* Socket options for UNIX IPC domain.
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*/
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#if !defined(_XOPEN_SOURCE)
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#define LOCAL_CREDS 0x0001 /* pass credentials to receiver */
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#endif
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#ifdef _KERNEL
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struct unpcb;
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struct socket;
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int unp_attach __P((struct socket *so));
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int unp_bind __P((struct unpcb *unp, struct mbuf *nam, struct proc *p));
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int unp_connect __P((struct socket *so, struct mbuf *nam, struct proc *p));
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int unp_connect2 __P((struct socket *so, struct socket *so2));
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void unp_detach __P((struct unpcb *unp));
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void unp_discard __P((struct file *fp));
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void unp_disconnect __P((struct unpcb *unp));
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void unp_drop __P((struct unpcb *unp, int errno));
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void unp_gc __P((void));
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void unp_mark __P((struct file *fp));
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void unp_scan __P((struct mbuf *m0, void (*op)(struct file *), int));
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void unp_shutdown __P((struct unpcb *unp));
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int unp_externalize __P((struct mbuf *));
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int unp_internalize __P((struct mbuf *, struct proc *));
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void unp_dispose __P((struct mbuf *));
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int unp_output __P((struct mbuf *, struct mbuf *, struct unpcb *,
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struct proc *));
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void unp_setsockaddr __P((struct unpcb *, struct mbuf *));
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void unp_setpeeraddr __P((struct unpcb *, struct mbuf *));
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#else /* !_KERNEL */
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/* actual length of an initialized sockaddr_un */
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#if !defined(_XOPEN_SOURCE)
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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 /* !_XOPEN_SOURCE */
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#endif /* _KERNEL */
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#endif /* !_SYS_UN_H_ */
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