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/*- * Copyright (c) 1982, 1985, 1986, 1988, 1993, 1994 * 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. * 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. * * @(#)socket.h 8.4 (Berkeley) 2/21/94 * $FreeBSD: release/9.1.0/sys/sys/_sockaddr_storage.h 196967 2009-09-08 10:39:38Z phk $ */ #ifndef _SYS__SOCKADDR_STORAGE_H_ #define _SYS__SOCKADDR_STORAGE_H_ /* * RFC 2553: protocol-independent placeholder for socket addresses */ #define _SS_MAXSIZE 128U #define _SS_ALIGNSIZE (sizeof(__int64_t)) #define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(unsigned char) - \ sizeof(sa_family_t)) #define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(unsigned char) - \ sizeof(sa_family_t) - _SS_PAD1SIZE - _SS_ALIGNSIZE) struct sockaddr_storage { unsigned char ss_len; /* address length */ sa_family_t ss_family; /* address family */ char __ss_pad1[_SS_PAD1SIZE]; __int64_t __ss_align; /* force desired struct alignment */ char __ss_pad2[_SS_PAD2SIZE]; }; #endif /* !_SYS__SOCKADDR_STORAGE_H_ */