1/* 	$Id: ifaddrs.h,v 1.1.1.1 2006/12/04 00:45:30 Exp $	*/
2/*	from USAGI: ifaddrs.h,v 1.1 2001/01/26 07:11:48 yoshfuji Exp	*/
3
4/*
5 * Copyright (c) 1995, 1999
6 *	Berkeley Software Design, Inc.  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 *
14 * THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL Berkeley Software Design, Inc. BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 *	BSDI ifaddrs.h,v 2.5 2000/02/23 14:51:59 dab Exp
27 */
28
29#ifndef	_IFADDRS_H
30#define	_IFADDRS_H
31
32struct ifaddrs {
33	struct ifaddrs  *ifa_next;
34	char		*ifa_name;
35	unsigned short	 ifa_flags;
36	struct sockaddr	*ifa_addr;
37	struct sockaddr	*ifa_netmask;
38	union{
39	    struct sockaddr *ifu_broadaddr;
40	    struct sockaddr *ifu_dstaddr;
41	} ifa_ifu;
42	void		*ifa_data;
43};
44
45/*
46 * This may have been defined in <net/if.h>.  Note that if <net/if.h> is
47 * to be included it must be included before this header file.
48 */
49#ifndef	ifa_broadaddr
50#define	ifa_broadaddr	ifa_ifu.ifu_broadaddr	/* broadcast address */
51#endif
52#ifndef	ifa_dstaddr
53#define	ifa_dstaddr	ifa_ifu.ifu_dstaddr	/* other end of link */
54#endif
55
56#include <sys/cdefs.h>
57
58__BEGIN_DECLS
59extern int getifaddrs __P((struct ifaddrs **));
60extern void freeifaddrs __P((struct ifaddrs *));
61__END_DECLS
62
63#endif	/* _IFADDRS_H */
64