ir: add bt_ctf_trace_get_stream_class_by_id()
[babeltrace.git] / include / babeltrace / endian.h
1 #ifndef _BABELTRACE_ENDIAN_H
2 #define _BABELTRACE_ENDIAN_H
3
4 /*
5 * babeltrace/endian.h
6 *
7 * Copyright 2012 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
8 *
9 * endian.h compatibility layer.
10 *
11 * Permission is hereby granted, free of charge, to any person obtaining a copy
12 * of this software and associated documentation files (the "Software"), to deal
13 * in the Software without restriction, including without limitation the rights
14 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
15 * copies of the Software, and to permit persons to whom the Software is
16 * furnished to do so, subject to the following conditions:
17 *
18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
20 *
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
22 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
24 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
26 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
27 * SOFTWARE.
28 */
29
30 #ifdef __FreeBSD__
31 #include <machine/endian.h>
32 #elif defined(__MINGW32__)
33 #ifndef __BIG_ENDIAN
34 #define __BIG_ENDIAN 4321
35 #endif
36 #ifndef __LITTLE_ENDIAN
37 #define __LITTLE_ENDIAN 1234
38 #endif
39
40 #ifndef __BYTE_ORDER
41 #define __BYTE_ORDER __LITTLE_ENDIAN
42 #endif
43
44 #define LITTLE_ENDIAN __LITTLE_ENDIAN
45 #define BIG_ENDIAN __BIG_ENDIAN
46 #define PDP_ENDIAN __PDP_ENDIAN
47 #define BYTE_ORDER __BYTE_ORDER
48 #else
49 #include <endian.h>
50
51 /*
52 * htobe/betoh are not defined for glibc < 2.9, so add them explicitly
53 * if they are missing.
54 */
55 # ifdef __USE_BSD
56 /* Conversion interfaces. */
57 # include <byteswap.h>
58
59 # if __BYTE_ORDER == __LITTLE_ENDIAN
60 # ifndef htobe16
61 # define htobe16(x) __bswap_16(x)
62 # endif
63 # ifndef htole16
64 # define htole16(x) (x)
65 # endif
66 # ifndef be16toh
67 # define be16toh(x) __bswap_16(x)
68 # endif
69 # ifndef le16toh
70 # define le16toh(x) (x)
71 # endif
72
73 # ifndef htobe32
74 # define htobe32(x) __bswap_32(x)
75 # endif
76 # ifndef htole32
77 # define htole32(x) (x)
78 # endif
79 # ifndef be32toh
80 # define be32toh(x) __bswap_32(x)
81 # endif
82 # ifndef le32toh
83 # define le32toh(x) (x)
84 # endif
85
86 # ifndef htobe64
87 # define htobe64(x) __bswap_64(x)
88 # endif
89 # ifndef htole64
90 # define htole64(x) (x)
91 # endif
92 # ifndef be64toh
93 # define be64toh(x) __bswap_64(x)
94 # endif
95 # ifndef le64toh
96 # define le64toh(x) (x)
97 # endif
98
99 # else /* __BYTE_ORDER == __LITTLE_ENDIAN */
100 # ifndef htobe16
101 # define htobe16(x) (x)
102 # endif
103 # ifndef htole16
104 # define htole16(x) __bswap_16(x)
105 # endif
106 # ifndef be16toh
107 # define be16toh(x) (x)
108 # endif
109 # ifndef le16toh
110 # define le16toh(x) __bswap_16(x)
111 # endif
112
113 # ifndef htobe32
114 # define htobe32(x) (x)
115 # endif
116 # ifndef htole32
117 # define htole32(x) __bswap_32(x)
118 # endif
119 # ifndef be32toh
120 # define be32toh(x) (x)
121 # endif
122 # ifndef le32toh
123 # define le32toh(x) __bswap_32(x)
124 # endif
125
126 # ifndef htobe64
127 # define htobe64(x) (x)
128 # endif
129 # ifndef htole64
130 # define htole64(x) __bswap_64(x)
131 # endif
132 # ifndef be64toh
133 # define be64toh(x) (x)
134 # endif
135 # ifndef le64toh
136 # define le64toh(x) __bswap_64(x)
137 # endif
138
139 # endif /* __BYTE_ORDER == __LITTLE_ENDIAN */
140 # endif /* __USE_BSD */
141 #endif /* else -- __FreeBSD__ */
142
143 #ifndef FLOAT_WORD_ORDER
144 #ifdef __FLOAT_WORD_ORDER
145 #define FLOAT_WORD_ORDER __FLOAT_WORD_ORDER
146 #else /* __FLOAT_WORD_ORDER */
147 #define FLOAT_WORD_ORDER BYTE_ORDER
148 #endif /* __FLOAT_WORD_ORDER */
149 #endif /* FLOAT_WORD_ORDER */
150
151 #endif /* _BABELTRACE_ENDIAN_H */
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