File: [cvs.NetBSD.org] / src / sys / sys / un.h (download)
Revision 1.57.16.1, Mon May 21 04:36:17 2018 UTC (5 years, 10 months ago) by pgoyette
Branch: pgoyette-compat
CVS Tags: pgoyette-compat-merge-20190127 Changes since 1.57: +2 -1
lines
Sync with HEAD
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/* $NetBSD: un.h,v 1.57.16.1 2018/05/21 04:36:17 pgoyette Exp $ */
/*
* 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. 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/ansi.h>
#include <sys/featuretest.h>
#include <sys/types.h>
#ifndef sa_family_t
typedef __sa_family_t sa_family_t;
#define sa_family_t __sa_family_t
#endif
/*
* Definitions for UNIX IPC domain.
*/
struct sockaddr_un {
uint8_t sun_len; /* total sockaddr length */
sa_family_t sun_family; /* AF_LOCAL */
char sun_path[104]; /* path name (gag) */
};
/*
* Socket options for UNIX IPC domain.
*/
#if defined(_NETBSD_SOURCE)
#define LOCAL_OCREDS 0x0001 /* pass credentials to receiver */
#define LOCAL_CONNWAIT 0x0002 /* connects block until accepted */
#define LOCAL_PEEREID 0x0003 /* get peer identification */
#define LOCAL_CREDS 0x0004 /* pass credentials to receiver */
#endif
/*
* Data automatically stored inside connect() for use by LOCAL_PEEREID
*/
struct unpcbid {
pid_t unp_pid; /* process id */
uid_t unp_euid; /* effective user id */
gid_t unp_egid; /* effective group id */
};
#ifdef _KERNEL
struct unpcb;
struct socket;
struct sockopt;
struct sockaddr;
extern const struct pr_usrreqs unp_usrreqs;
int uipc_ctloutput(int, struct socket *, struct sockopt *);
void uipc_init(void);
kmutex_t *uipc_dgramlock(void);
kmutex_t *uipc_streamlock(void);
kmutex_t *uipc_rawlock(void);
int unp_connect(struct socket *, struct sockaddr *, struct lwp *);
int unp_connect2(struct socket *, struct socket *);
void unp_dispose(struct mbuf *);
int unp_externalize(struct mbuf *, struct lwp *, int);
void unp_sysctl_create(struct sysctllog **);
#else /* !_KERNEL */
/* actual length of an initialized sockaddr_un */
#if defined(_NETBSD_SOURCE)
#define SUN_LEN(su) \
(sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
#endif /* !_NetBSD_SOURCE */
#endif /* _KERNEL */
#endif /* !_SYS_UN_H_ */