1 /*-

     2  * Copyright (c) 1982, 1986, 1993

     3  *	The Regents of the University of California.  All rights reserved.

     4  *

     5  * Redistribution and use in source and binary forms, with or without

     6  * modification, are permitted provided that the following conditions

     7  * are met:

     8  * 1. Redistributions of source code must retain the above copyright

     9  *    notice, this list of conditions and the following disclaimer.

    10  * 2. Redistributions in binary form must reproduce the above copyright

    11  *    notice, this list of conditions and the following disclaimer in the

    12  *    documentation and/or other materials provided with the distribution.

    13  * 4. Neither the name of the University nor the names of its contributors

    14  *    may be used to endorse or promote products derived from this software

    15  *    without specific prior written permission.

    16  *

    17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND

    18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE

    21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

    22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

    23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

    24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

    25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

    26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

    27  * SUCH DAMAGE.

    28  *

    29  *	@(#)un.h	8.3 (Berkeley) 2/19/95

    30  * $FreeBSD: src/sys/sys/un.h,v 1.29 2005/04/13 00:01:46 mdodd Exp $

    31  */

    32 

    33 #ifndef _SYS_UN_H_

    34 #define _SYS_UN_H_

    35 

    36 #include <sys/cdefs.h>

    37 #include <sys/_types.h>

    38 

    39 #ifndef _SA_FAMILY_T_DECLARED

    40 typedef	__sa_family_t	sa_family_t;

    41 #define	_SA_FAMILY_T_DECLARED

    42 #endif

    43 

    44 /*

    45  * Definitions for UNIX IPC domain.

    46  */

    47 struct sockaddr_un {

    48 	unsigned char	sun_len;	/* sockaddr len including null */

    49 	sa_family_t	sun_family;	/* AF_UNIX */

    50 	char	sun_path[104];		/* path name (gag) */

    51 };

    52 

    53 #if __BSD_VISIBLE

    54 

    55 /* Socket options. */

    56 #define	LOCAL_PEERCRED		0x001	/* retrieve peer credentials */

    57 #define	LOCAL_CREDS		0x002	/* pass credentials to receiver */

    58 #define	LOCAL_CONNWAIT		0x004	/* connects block until accepted */

    59 

    60 #ifdef _KERNEL

    61 struct mbuf;

    62 struct socket;

    63 struct sockopt;

    64 

    65 //int	uipc_connect2(struct socket *so1, struct socket *so2);

    66 //int	uipc_ctloutput(struct socket *so, struct sockopt *sopt);

    67 //int	uipc_usrreq(struct socket *so, int req, struct mbuf *m,

    68 //		struct mbuf *nam, struct mbuf *control);

    69 //void	unp_dispose(struct mbuf *m);

    70 //int	unp_externalize(struct mbuf *mbuf, struct mbuf **controlp);

    71 //void	unp_init(void);

    72 extern	struct pr_usrreqs uipc_usrreqs;

    73 

    74 #else /* !_KERNEL */

    75 

    76 /* actual length of an initialized sockaddr_un */

    77 #define SUN_LEN(su) \

    78 	(sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))

    79 

    80 #endif /* _KERNEL */

    81 

    82 #endif /* __BSD_VISIBLE */

    83 

    84 #endif /* !_SYS_UN_H_ */