1 /* $OpenBSD: un.h,v 1.14 2015/07/18 15:00:01 guenther Exp $ */ 2 /* $NetBSD: un.h,v 1.11 1996/02/04 02:12:47 christos Exp $ */ 3 4 /* 5 * Copyright (c) 1982, 1986, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)un.h 8.1 (Berkeley) 6/2/93 33 */ 34 35 #ifndef _SYS_UN_H_ 36 #define _SYS_UN_H_ 37 38 #include <sys/cdefs.h> 39 #include <sys/_types.h> 40 41 #ifndef _SA_FAMILY_T_DEFINED_ 42 #define _SA_FAMILY_T_DEFINED_ 43 typedef __sa_family_t sa_family_t; /* sockaddr address family type */ 44 #endif 45 46 /* 47 * Definitions for UNIX IPC domain. 48 */ 49 struct sockaddr_un { 50 unsigned char sun_len; /* sockaddr len excluding NUL */ 51 sa_family_t sun_family; /* AF_UNIX */ 52 char sun_path[104]; /* path name (gag) */ 53 }; 54 55 #ifndef _KERNEL 56 #if __BSD_VISIBLE 57 58 /* actual length of an initialized sockaddr_un */ 59 #define SUN_LEN(su) \ 60 (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path)) 61 62 #endif /* __BSD_VISIBLE */ 63 64 #endif /* _KERNEL */ 65 #endif /* !_SYS_UN_H_ */ 66