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/*
* 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 8.3 (Berkeley) 2/19/95
* $FreeBSD$
*/
#ifndef _SYS_UN_H_
#define _SYS_UN_H_
#include <sys/cdefs.h>
#include <sys/_types.h>
#ifndef _SA_FAMILY_T_DECLARED
typedef __sa_family_t sa_family_t;
#define _SA_FAMILY_T_DECLARED
#endif
/*
* Definitions for UNIX IPC domain.
*/
struct sockaddr_un {
unsigned char sun_len; /* sockaddr len including null */
sa_family_t sun_family; /* AF_UNIX */
char sun_path[104]; /* path name (gag) */
};
#if __BSD_VISIBLE
/* Socket options. */
#define LOCAL_PEERCRED 0x001 /* retrieve peer credentails */
#ifdef _KERNEL
struct mbuf;
struct socket;
struct sockopt;
int uipc_connect2(struct socket *so1, struct socket *so2);
int uipc_ctloutput(struct socket *so, struct sockopt *sopt);
int uipc_usrreq(struct socket *so, int req, struct mbuf *m,
struct mbuf *nam, struct mbuf *control);
void unp_dispose(struct mbuf *m);
int unp_externalize(struct mbuf *mbuf, struct mbuf **controlp);
void unp_init(void);
extern struct pr_usrreqs uipc_usrreqs;
#else /* !_KERNEL */
/* actual length of an initialized sockaddr_un */
#define SUN_LEN(su) \
(sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
#endif /* _KERNEL */
#endif /* __BSD_VISIBLE */
#endif /* !_SYS_UN_H_ */
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