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 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)un.h 8.3 (Berkeley) 2/19/95 34 * $FreeBSD: src/sys/sys/un.h,v 1.17.2.1 2002/03/09 05:22:23 dd Exp $ 35 * $DragonFly: src/sys/sys/un.h,v 1.5 2006/05/20 02:42:13 dillon Exp $ 36 */ 37 38 #ifndef _SYS_UN_H_ 39 #define _SYS_UN_H_ 40 41 #ifndef _SYS_TYPES_H_ 42 #include <sys/types.h> 43 #endif 44 45 #ifndef _SYS_FILE_H_ 46 #include <sys/file.h> 47 #endif 48 49 /* 50 * Definitions for UNIX IPC domain. 51 */ 52 struct sockaddr_un { 53 u_char sun_len; /* sockaddr len including null */ 54 u_char sun_family; /* AF_UNIX */ 55 char sun_path[104]; /* path name (gag) */ 56 }; 57 58 /* Socket options. */ 59 #define LOCAL_PEERCRED 0x001 /* retrieve peer credentails */ 60 61 #ifdef _KERNEL 62 struct mbuf; 63 struct socket; 64 struct sockopt; 65 66 int uipc_usrreq (struct socket *so, int req, struct mbuf *m, 67 struct mbuf *nam, struct mbuf *control); 68 void uipc_ctloutput (union netmsg *msg); 69 int unp_connect2 (struct socket *so, struct socket *so2); 70 void unp_dispose (struct mbuf *m); 71 void unp_revoke_gc (struct file *fx); 72 int unp_externalize (struct mbuf *rights); 73 void unp_init (void); 74 extern struct pr_usrreqs uipc_usrreqs; 75 #else /* !_KERNEL */ 76 77 /* actual length of an initialized sockaddr_un */ 78 #define SUN_LEN(su) \ 79 (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path)) 80 81 #endif /* _KERNEL */ 82 83 #endif /* !_SYS_UN_H_ */ 84