xref: /netbsd/lib/libc/compat/include/ns.h (revision 95ff9c00)
1 /*	$NetBSD: ns.h,v 1.1 2006/08/26 16:07:01 matt Exp $	*/
2 
3 /*
4  * Copyright (c) 1984, 1985, 1986, 1987, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  *	@(#)ns.h	8.1 (Berkeley) 6/10/93
32  */
33 
34 #ifndef _NETNS_NS_H_
35 #define _NETNS_NS_H_
36 
37 /*
38  * NS addressing
39  */
40 union ns_host {
41 	u_int8_t	c_host[6];
42 	u_int16_t	s_host[3];
43 };
44 
45 union ns_net {
46 	u_int8_t	c_net[4];
47 	u_int16_t	s_net[2];
48 };
49 
50 union ns_net_u {
51 	union ns_net	net_e;
52 	u_int32_t	long_e;
53 };
54 
55 struct ns_addr {
56 	union ns_net	x_net;
57 	union ns_host	x_host;
58 	u_int16_t	x_port;
59 };
60 
61 __BEGIN_DECLS
62 extern struct ns_addr ns_addr __P((const char *));
63 extern char *ns_ntoa __P((struct ns_addr));
64 __END_DECLS
65 
66 #endif /* !_NETNS_NS_H_ */
67