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. 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 1.17.2.1 2002/03/09 05:22:23 dd Exp $ 31 */ 32 33 #ifndef _SYS_UN_H_ 34 #define _SYS_UN_H_ 35 36 #include <machine/stdint.h> 37 38 #ifndef _SA_FAMILY_T_DECLARED 39 typedef __uint8_t sa_family_t; 40 #define _SA_FAMILY_T_DECLARED 41 #endif 42 43 /* 44 * Definitions for UNIX IPC domain. 45 */ 46 struct sockaddr_un { 47 __uint8_t sun_len; /* sockaddr len including null */ 48 sa_family_t sun_family; /* AF_UNIX */ 49 char sun_path[104]; /* path name (gag) */ 50 }; 51 52 #if __BSD_VISIBLE 53 /* Socket options. */ 54 #define LOCAL_PEERCRED 0x001 /* retrieve peer credentails */ 55 #endif 56 57 #ifdef _KERNEL 58 struct mbuf; 59 struct socket; 60 union netmsg; 61 62 int uipc_usrreq(struct socket *so, int req, struct mbuf *m, 63 struct mbuf *nam, struct mbuf *control); 64 void uipc_ctloutput(union netmsg *msg); 65 int unp_connect2(struct socket *so, struct socket *so2); 66 void unp_dispose(struct mbuf *m); 67 int unp_externalize(struct mbuf *rights, int flags); 68 void unp_init(void); 69 extern struct pr_usrreqs uipc_usrreqs; 70 #else /* !_KERNEL */ 71 72 #if __BSD_VISIBLE 73 /* actual length of an initialized sockaddr_un */ 74 #define SUN_LEN(su) \ 75 (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path)) 76 #endif 77 78 #endif /* _KERNEL */ 79 80 #endif /* !_SYS_UN_H_ */ 81