freebsd-dev/sys/sys/un.h
1994-10-02 17:25:04 +00:00

74 lines
3.0 KiB
C

/*
* Copyright (c) 1982, 1986, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)un.h 8.1 (Berkeley) 6/2/93
* $Id: un.h,v 1.4 1994/08/21 04:42:09 paul Exp $
*/
#ifndef _SYS_UN_H_
#define _SYS_UN_H_
#ifdef KERNEL
#include <sys/unpcb.h>
#endif /* KERNEL */
/*
* Definitions for UNIX IPC domain.
*/
struct sockaddr_un {
u_char sun_len; /* sockaddr len including null */
u_char sun_family; /* AF_UNIX */
char sun_path[104]; /* path name (gag) */
};
#ifdef KERNEL
int unp_connect2 __P((struct socket*,struct socket*));
void unp_detach __P((struct unpcb *));
void unp_disconnect __P((struct unpcb *));
void unp_shutdown __P((struct unpcb *));
void unp_drop __P((struct unpcb *, int));
void unp_gc __P((void));
void unp_scan __P((struct mbuf *, void (*)(struct file *)));
void unp_mark __P((struct file *));
void unp_discard __P((struct file *));
int unp_attach __P((struct socket *));
int unp_bind __P((struct unpcb *,struct mbuf *, struct proc *));
int unp_connect __P((struct socket *,struct mbuf *, struct proc *));
int unp_internalize __P((struct mbuf *, struct proc *));
#else /* KERNEL */
/* actual length of an initialized sockaddr_un */
#define SUN_LEN(su) \
(sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
#endif
#endif