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1 /**************************************************************************
2  *
3  * Copyright 2007-2008 VMware, Inc.
4  * All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 #ifndef U_ENDIAN_H
28 #define U_ENDIAN_H
29 
30 #ifdef HAVE_ENDIAN_H
31 #include <endian.h>
32 
33 #if __BYTE_ORDER == __LITTLE_ENDIAN
34 # define PIPE_ARCH_LITTLE_ENDIAN
35 #elif __BYTE_ORDER == __BIG_ENDIAN
36 # define PIPE_ARCH_BIG_ENDIAN
37 #endif
38 
39 #elif defined(__APPLE__)
40 #include <machine/endian.h>
41 
42 #if __DARWIN_BYTE_ORDER == __DARWIN_LITTLE_ENDIAN
43 # define PIPE_ARCH_LITTLE_ENDIAN
44 #elif __DARWIN_BYTE_ORDER == __DARWIN_BIG_ENDIAN
45 # define PIPE_ARCH_BIG_ENDIAN
46 #endif
47 
48 #elif defined(__sun)
49 #include <sys/isa_defs.h>
50 
51 #if defined(_LITTLE_ENDIAN)
52 # define PIPE_ARCH_LITTLE_ENDIAN
53 #elif defined(_BIG_ENDIAN)
54 # define PIPE_ARCH_BIG_ENDIAN
55 #endif
56 
57 #elif defined(__OpenBSD__) || defined(__NetBSD__) || \
58       defined(__FreeBSD__) || defined(__DragonFly__)
59 #include <sys/types.h>
60 #include <machine/endian.h>
61 
62 #if _BYTE_ORDER == _LITTLE_ENDIAN
63 # define PIPE_ARCH_LITTLE_ENDIAN
64 #elif _BYTE_ORDER == _BIG_ENDIAN
65 # define PIPE_ARCH_BIG_ENDIAN
66 #endif
67 
68 #elif defined(_MSC_VER)
69 
70 #define PIPE_ARCH_LITTLE_ENDIAN
71 
72 #endif
73 
74 #endif
75