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1 c0fc3868 2008-04-10 pbug /* $OpenBSD: endian.h,v 1.18 2006/03/27 07:09:24 otto Exp $ */
2 c0fc3868 2008-04-10 pbug
3 c0fc3868 2008-04-10 pbug /*-
4 c0fc3868 2008-04-10 pbug * Copyright (c) 1997 Niklas Hallqvist. All rights reserved.
5 c0fc3868 2008-04-10 pbug *
6 c0fc3868 2008-04-10 pbug * Redistribution and use in source and binary forms, with or without
7 c0fc3868 2008-04-10 pbug * modification, are permitted provided that the following conditions
8 c0fc3868 2008-04-10 pbug * are met:
9 c0fc3868 2008-04-10 pbug * 1. Redistributions of source code must retain the above copyright
10 c0fc3868 2008-04-10 pbug * notice, this list of conditions and the following disclaimer.
11 c0fc3868 2008-04-10 pbug * 2. Redistributions in binary form must reproduce the above copyright
12 c0fc3868 2008-04-10 pbug * notice, this list of conditions and the following disclaimer in the
13 c0fc3868 2008-04-10 pbug * documentation and/or other materials provided with the distribution.
14 c0fc3868 2008-04-10 pbug *
15 c0fc3868 2008-04-10 pbug * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 c0fc3868 2008-04-10 pbug * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 c0fc3868 2008-04-10 pbug * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 c0fc3868 2008-04-10 pbug * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 c0fc3868 2008-04-10 pbug * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 c0fc3868 2008-04-10 pbug * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 c0fc3868 2008-04-10 pbug * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 c0fc3868 2008-04-10 pbug * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 c0fc3868 2008-04-10 pbug * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 c0fc3868 2008-04-10 pbug * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 c0fc3868 2008-04-10 pbug */
26 c0fc3868 2008-04-10 pbug
27 c0fc3868 2008-04-10 pbug /*
28 c0fc3868 2008-04-10 pbug * Generic definitions for little- and big-endian systems. Other endianesses
29 c0fc3868 2008-04-10 pbug * has to be dealt with in the specific machine/endian.h file for that port.
30 c0fc3868 2008-04-10 pbug *
31 c0fc3868 2008-04-10 pbug * This file is meant to be included from a little- or big-endian port's
32 c0fc3868 2008-04-10 pbug * machine/endian.h after setting _BYTE_ORDER to either 1234 for little endian
33 c0fc3868 2008-04-10 pbug * or 4321 for big..
34 c0fc3868 2008-04-10 pbug */
35 c0fc3868 2008-04-10 pbug
36 c0fc3868 2008-04-10 pbug #define NTOHL(x) (x) = ntohl((u_int32_t)(x))
37 c0fc3868 2008-04-10 pbug #define NTOHS(x) (x) = ntohs((u_int16_t)(x))
38 c0fc3868 2008-04-10 pbug #define HTONL(x) (x) = htonl((u_int32_t)(x))
39 c0fc3868 2008-04-10 pbug #define HTONS(x) (x) = htons((u_int16_t)(x))
40 c0fc3868 2008-04-10 pbug