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eb71a0aa DG |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <dgoulet@efficios.com> | |
3 | * | |
d14d33bf AM |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License, version 2 only, | |
6 | * as published by the Free Software Foundation. | |
eb71a0aa DG |
7 | * |
8 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
11 | * more details. | |
12 | * | |
d14d33bf AM |
13 | * You should have received a copy of the GNU General Public License along |
14 | * with this program; if not, write to the Free Software Foundation, Inc., | |
15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
eb71a0aa DG |
16 | */ |
17 | ||
f263b7fd | 18 | #ifndef _COMPAT_ENDIAN_H |
eb71a0aa DG |
19 | #define _COMPAT_ENDIAN_H |
20 | ||
21 | #ifdef __linux__ | |
22 | #include <endian.h> | |
f263b7fd JD |
23 | |
24 | /* | |
25 | * htobe/betoh are not defined for glibc <2.9, so add them | |
26 | * explicitly if they are missing. | |
27 | */ | |
28 | #ifdef __USE_BSD | |
29 | /* Conversion interfaces. */ | |
30 | # include <byteswap.h> | |
31 | ||
32 | # if __BYTE_ORDER == __LITTLE_ENDIAN | |
33 | # ifndef htobe16 | |
34 | # define htobe16(x) __bswap_16(x) | |
35 | # endif | |
36 | # ifndef htole16 | |
37 | # define htole16(x) (x) | |
38 | # endif | |
39 | # ifndef be16toh | |
40 | # define be16toh(x) __bswap_16(x) | |
41 | # endif | |
42 | # ifndef le16toh | |
43 | # define le16toh(x) (x) | |
44 | # endif | |
45 | ||
46 | # ifndef htobe32 | |
47 | # define htobe32(x) __bswap_32(x) | |
48 | # endif | |
49 | # ifndef htole32 | |
50 | # define htole32(x) (x) | |
51 | # endif | |
52 | # ifndef be32toh | |
53 | # define be32toh(x) __bswap_32(x) | |
54 | # endif | |
55 | # ifndef le32toh | |
56 | # define le32toh(x) (x) | |
57 | # endif | |
58 | ||
59 | # ifndef htobe64 | |
60 | # define htobe64(x) __bswap_64(x) | |
61 | # endif | |
62 | # ifndef htole64 | |
63 | # define htole64(x) (x) | |
64 | # endif | |
65 | # ifndef be64toh | |
66 | # define be64toh(x) __bswap_64(x) | |
67 | # endif | |
68 | # ifndef le64toh | |
69 | # define le64toh(x) (x) | |
70 | # endif | |
71 | ||
72 | # else /* __BYTE_ORDER == __LITTLE_ENDIAN */ | |
73 | # ifndef htobe16 | |
74 | # define htobe16(x) (x) | |
75 | # endif | |
76 | # ifndef htole16 | |
77 | # define htole16(x) __bswap_16(x) | |
78 | # endif | |
79 | # ifndef be16toh | |
80 | # define be16toh(x) (x) | |
81 | # endif | |
82 | # ifndef le16toh | |
83 | # define le16toh(x) __bswap_16(x) | |
84 | # endif | |
85 | ||
86 | # ifndef htobe32 | |
87 | # define htobe32(x) (x) | |
88 | # endif | |
89 | # ifndef htole32 | |
90 | # define htole32(x) __bswap_32(x) | |
91 | # endif | |
92 | # ifndef be32toh | |
93 | # define be32toh(x) (x) | |
94 | # endif | |
95 | # ifndef le32toh | |
96 | # define le32toh(x) __bswap_32(x) | |
97 | # endif | |
98 | ||
99 | # ifndef htobe64 | |
100 | # define htobe64(x) (x) | |
101 | # endif | |
102 | # ifndef htole64 | |
103 | # define htole64(x) __bswap_64(x) | |
104 | # endif | |
105 | # ifndef be64toh | |
106 | # define be64toh(x) (x) | |
107 | # endif | |
108 | # ifndef le64toh | |
109 | # define le64toh(x) __bswap_64(x) | |
110 | # endif | |
111 | ||
112 | # endif /* __BYTE_ORDER == __LITTLE_ENDIAN */ | |
113 | #endif /* __USE_BSD */ | |
114 | ||
b2c3836f | 115 | #elif defined(__FreeBSD__) |
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116 | #include <machine/endian.h> |
117 | #else | |
b2c3836f | 118 | #error "Please add support for your OS." |
eb71a0aa DG |
119 | #endif |
120 | ||
121 | #endif /* _COMPAT_ENDIAN_H */ |