xref: /openbsd/include/ifaddrs.h (revision d1f942ab)
1*d1f942abSespie /*	$OpenBSD: ifaddrs.h,v 1.4 2004/01/22 21:48:02 espie Exp $	*/
2da8e6ed8Sitojun 
3da8e6ed8Sitojun /*
4da8e6ed8Sitojun  * Copyright (c) 1995, 1999
5da8e6ed8Sitojun  *	Berkeley Software Design, Inc.  All rights reserved.
6da8e6ed8Sitojun  *
7da8e6ed8Sitojun  * Redistribution and use in source and binary forms, with or without
8da8e6ed8Sitojun  * modification, are permitted provided that the following conditions
9da8e6ed8Sitojun  * are met:
10da8e6ed8Sitojun  * 1. Redistributions of source code must retain the above copyright
11da8e6ed8Sitojun  *    notice, this list of conditions and the following disclaimer.
12da8e6ed8Sitojun  *
13da8e6ed8Sitojun  * THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``AS IS'' AND
14da8e6ed8Sitojun  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15da8e6ed8Sitojun  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16da8e6ed8Sitojun  * ARE DISCLAIMED.  IN NO EVENT SHALL Berkeley Software Design, Inc. BE LIABLE
17da8e6ed8Sitojun  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18da8e6ed8Sitojun  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19da8e6ed8Sitojun  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20da8e6ed8Sitojun  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21da8e6ed8Sitojun  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22da8e6ed8Sitojun  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23da8e6ed8Sitojun  * SUCH DAMAGE.
24da8e6ed8Sitojun  *
258b86f44bSitojun  *	BSDI ifaddrs.h,v 2.5 2000/02/23 14:51:59 dab Exp
26da8e6ed8Sitojun  */
27da8e6ed8Sitojun 
28da8e6ed8Sitojun #ifndef	_IFADDRS_H_
29da8e6ed8Sitojun #define	_IFADDRS_H_
30da8e6ed8Sitojun 
31da8e6ed8Sitojun struct ifaddrs {
32da8e6ed8Sitojun 	struct ifaddrs  *ifa_next;
33da8e6ed8Sitojun 	char		*ifa_name;
34*d1f942abSespie 	unsigned int	 ifa_flags;
35da8e6ed8Sitojun 	struct sockaddr	*ifa_addr;
36da8e6ed8Sitojun 	struct sockaddr	*ifa_netmask;
37da8e6ed8Sitojun 	struct sockaddr	*ifa_dstaddr;
38da8e6ed8Sitojun 	void		*ifa_data;
39da8e6ed8Sitojun };
40da8e6ed8Sitojun 
41da8e6ed8Sitojun /*
42da8e6ed8Sitojun  * This may have been defined in <net/if.h>.  Note that if <net/if.h> is
43da8e6ed8Sitojun  * to be included it must be included before this header file.
44da8e6ed8Sitojun  */
45da8e6ed8Sitojun #ifndef	ifa_broadaddr
46da8e6ed8Sitojun #define	ifa_broadaddr	ifa_dstaddr	/* broadcast address interface */
47da8e6ed8Sitojun #endif
48da8e6ed8Sitojun 
49da8e6ed8Sitojun #include <sys/cdefs.h>
50da8e6ed8Sitojun 
51da8e6ed8Sitojun __BEGIN_DECLS
52c72b5b24Smillert extern int getifaddrs(struct ifaddrs **);
53c72b5b24Smillert extern void freeifaddrs(struct ifaddrs *);
54da8e6ed8Sitojun __END_DECLS
55da8e6ed8Sitojun 
56da8e6ed8Sitojun #endif
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