[apple/xnu.git] / bsd / sys / un.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 * 
 * Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
 */
/*
 * 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
 */

#ifndef _SYS_UN_H_
#define _SYS_UN_H_

#include <sys/appleapiopts.h>
#include <sys/cdefs.h>
#include <sys/_types.h>

/* [XSI] The sa_family_t type shall be defined as described in <sys/socket.h> */
#include <sys/_types/_sa_family_t.h>

/*
 * [XSI] Definitions for UNIX IPC domain.
 */
struct	sockaddr_un {
	unsigned char	sun_len;	/* sockaddr len including null */
	sa_family_t	sun_family;	/* [XSI] AF_UNIX */
	char		sun_path[104];	/* [XSI] path name (gag) */
};

#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)

/* Level number of get/setsockopt for local domain sockets */
#define SOL_LOCAL		0

/* Socket options. */
#define LOCAL_PEERCRED		0x001		/* retrieve peer credentails */
#define LOCAL_PEERPID		0x002		/* retrieve peer pid */
#define LOCAL_PEEREPID		0x003		/* retrieve eff. peer pid */
#define LOCAL_PEERUUID		0x004		/* retrieve peer UUID */
#define LOCAL_PEEREUUID		0x005		/* retrieve eff. peer UUID */

#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */


#ifdef KERNEL
#ifdef PRIVATE
#include <kern/locks.h>
__BEGIN_DECLS
struct mbuf;
struct socket;
struct sockopt;

int	uipc_usrreq(struct socket *so, int req, struct mbuf *m,
		struct mbuf *nam, struct mbuf *control);
int	uipc_ctloutput (struct socket *so, struct sockopt *sopt);
int	unp_connect2(struct socket *so, struct socket *so2);
void	unp_dispose(struct mbuf *m);
int	unp_externalize(struct mbuf *rights);
void	unp_init(void);
extern	struct pr_usrreqs uipc_usrreqs;
int     unp_lock(struct socket *, int, void *);
int     unp_unlock(struct socket *, int, void *);
lck_mtx_t* unp_getlock(struct socket *, int);
__END_DECLS
#endif /* PRIVATE */
#else /* !KERNEL */

#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
/* actual length of an initialized sockaddr_un */
#define SUN_LEN(su) \
	(sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */

#endif /* KERNEL */

#endif /* !_SYS_UN_H_ */
Commit	Line	Data
1c79356b	1	/*
5d5c5d0d A	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
5d5c5d0d A	3	*
2d21ac55	4	* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b	5	*
2d21ac55 A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. The rights granted to you under the License
	10	* may not be used to create, or enable the creation or redistribution of,
	11	* unlawful or unlicensed copies of an Apple operating system, or to
	12	* circumvent, violate, or enable the circumvention or violation of, any
	13	* terms of an Apple operating system software license agreement.
8f6c56a5	14	*
2d21ac55 A	15	* Please obtain a copy of the License at
	16	* http://www.opensource.apple.com/apsl/ and read it before using this file.
	17	*
	18	* The Original Code and all software distributed under the License are
	19	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
8f6c56a5 A	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
8f6c56a5 A	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55 A	22	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	23	* Please see the License for the specific language governing rights and
	24	* limitations under the License.
8f6c56a5	25	*
2d21ac55	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b A	27	*/
	28	/*
	29	* Copyright (c) 1982, 1986, 1993
	30	* The Regents of the University of California. All rights reserved.
	31	*
	32	* Redistribution and use in source and binary forms, with or without
	33	* modification, are permitted provided that the following conditions
	34	* are met:
	35	* 1. Redistributions of source code must retain the above copyright
	36	* notice, this list of conditions and the following disclaimer.
	37	* 2. Redistributions in binary form must reproduce the above copyright
	38	* notice, this list of conditions and the following disclaimer in the
	39	* documentation and/or other materials provided with the distribution.
	40	* 3. All advertising materials mentioning features or use of this software
	41	* must display the following acknowledgement:
	42	* This product includes software developed by the University of
	43	* California, Berkeley and its contributors.
	44	* 4. Neither the name of the University nor the names of its contributors
	45	* may be used to endorse or promote products derived from this software
	46	* without specific prior written permission.
	47	*
	48	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	49	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	50	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	51	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	52	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	53	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	54	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	55	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	56	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	57	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	58	* SUCH DAMAGE.
	59	*
	60	* @(#)un.h 8.3 (Berkeley) 2/19/95
	61	*/
	62
	63	#ifndef _SYS_UN_H_
	64	#define _SYS_UN_H_
	65
9bccf70c	66	#include <sys/appleapiopts.h>
91447636 A	67	#include <sys/cdefs.h>
	68	#include <sys/_types.h>
	69
	70	/* [XSI] The sa_family_t type shall be defined as described in <sys/socket.h> */
39236c6e	71	#include <sys/_types/_sa_family_t.h>
9bccf70c	72
1c79356b	73	/*
91447636	74	* [XSI] Definitions for UNIX IPC domain.
1c79356b A	75	*/
1c79356b A	76	struct sockaddr_un {
91447636 A	77	unsigned char sun_len; /* sockaddr len including null */
	78	sa_family_t sun_family; /* [XSI] AF_UNIX */
	79	char sun_path[104]; /* [XSI] path name (gag) */
1c79356b A	80	};
1c79356b A	81
2d21ac55	82	#if !defined(_POSIX_C_SOURCE) \|\| defined(_DARWIN_C_SOURCE)
6d2010ae A	83
	84	/* Level number of get/setsockopt for local domain sockets */
	85	#define SOL_LOCAL 0
	86
91447636	87	/* Socket options. */
39236c6e A	88	#define LOCAL_PEERCRED 0x001 /* retrieve peer credentails */
	89	#define LOCAL_PEERPID 0x002 /* retrieve peer pid */
	90	#define LOCAL_PEEREPID 0x003 /* retrieve eff. peer pid */
	91	#define LOCAL_PEERUUID 0x004 /* retrieve peer UUID */
	92	#define LOCAL_PEEREUUID 0x005 /* retrieve eff. peer UUID */
6d2010ae	93
2d21ac55	94	#endif /* (!_POSIX_C_SOURCE \|\| _DARWIN_C_SOURCE) */
91447636 A	95
91447636 A	96
1c79356b	97	#ifdef KERNEL
91447636	98	#ifdef PRIVATE
b0d623f7	99	#include <kern/locks.h>
91447636	100	__BEGIN_DECLS
1c79356b A	101	struct mbuf;
1c79356b A	102	struct socket;
2d21ac55	103	struct sockopt;
1c79356b	104
91447636 A	105	int uipc_usrreq(struct socket so, int req, struct mbuf m,
	106	struct mbuf nam, struct mbuf control);
	107	int uipc_ctloutput (struct socket so, struct sockopt sopt);
	108	int unp_connect2(struct socket so, struct socket so2);
	109	void unp_dispose(struct mbuf *m);
	110	int unp_externalize(struct mbuf *rights);
39236c6e	111	void unp_init(void);
1c79356b	112	extern struct pr_usrreqs uipc_usrreqs;
b0d623f7 A	113	int unp_lock(struct socket , int, void );
	114	int unp_unlock(struct socket , int, void );
	115	lck_mtx_t* unp_getlock(struct socket *, int);
91447636 A	116	__END_DECLS
91447636 A	117	#endif /* PRIVATE */
1c79356b A	118	#else /* !KERNEL */
1c79356b A	119
2d21ac55	120	#if !defined(_POSIX_C_SOURCE) \|\| defined(_DARWIN_C_SOURCE)
1c79356b A	121	/* actual length of an initialized sockaddr_un */
	122	#define SUN_LEN(su) \
	123	(sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
2d21ac55	124	#endif /* (!_POSIX_C_SOURCE \|\| _DARWIN_C_SOURCE) */
1c79356b A	125
	126	#endif /* KERNEL */
	127
	128	#endif /* !_SYS_UN_H_ */