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dd6f7e0f MD |
1 | #ifndef _BABELTRACE_ENDIAN_H |
2 | #define _BABELTRACE_ENDIAN_H | |
3 | ||
4 | /* | |
dd6f7e0f MD |
5 | * Copyright 2012 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
6 | * | |
7 | * endian.h compatibility layer. | |
8 | * | |
eb31c5e6 MD |
9 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
10 | * of this software and associated documentation files (the "Software"), to deal | |
11 | * in the Software without restriction, including without limitation the rights | |
12 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
13 | * copies of the Software, and to permit persons to whom the Software is | |
14 | * furnished to do so, subject to the following conditions: | |
dd6f7e0f | 15 | * |
eb31c5e6 MD |
16 | * The above copyright notice and this permission notice shall be included in |
17 | * all copies or substantial portions of the Software. | |
c462e188 MD |
18 | * |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
20 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
22 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
23 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
24 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
25 | * SOFTWARE. | |
dd6f7e0f MD |
26 | */ |
27 | ||
94fe441c | 28 | #ifdef __FreeBSD__ |
dd6f7e0f | 29 | #include <machine/endian.h> |
a0b720b2 MJ |
30 | |
31 | #elif defined(__sun__) | |
32 | #include <sys/byteorder.h> | |
33 | ||
34 | #ifndef __BIG_ENDIAN | |
35 | #define __BIG_ENDIAN 4321 | |
36 | #endif | |
37 | #ifndef __LITTLE_ENDIAN | |
38 | #define __LITTLE_ENDIAN 1234 | |
39 | #endif | |
40 | ||
41 | #ifdef _LITTLE_ENDIAN | |
42 | #define __BYTE_ORDER __LITTLE_ENDIAN | |
43 | #endif | |
44 | ||
45 | #ifdef _BIG_ENDIAN | |
46 | #define __BYTE_ORDER __BIG_ENDIAN | |
47 | #endif | |
48 | ||
49 | #define LITTLE_ENDIAN __LITTLE_ENDIAN | |
50 | #define BIG_ENDIAN __BIG_ENDIAN | |
51 | #define BYTE_ORDER __BYTE_ORDER | |
52 | ||
53 | #define betoh16(x) BE_16(x) | |
54 | #define letoh16(x) LE_16(x) | |
55 | #define betoh32(x) BE_32(x) | |
56 | #define letoh32(x) LE_32(x) | |
57 | #define betoh64(x) BE_64(x) | |
58 | #define letoh64(x) LE_64(x) | |
59 | #define htobe16(x) BE_16(x) | |
60 | #define be16toh(x) BE_16(x) | |
61 | #define htobe32(x) BE_32(x) | |
62 | #define be32toh(x) BE_32(x) | |
63 | #define htobe64(x) BE_64(x) | |
64 | #define be64toh(x) BE_64(x) | |
65 | ||
1b168db0 | 66 | #elif defined(__MINGW32__) |
abaa54b6 MJ |
67 | #include <stdint.h> |
68 | ||
1b168db0 JI |
69 | #ifndef __BIG_ENDIAN |
70 | #define __BIG_ENDIAN 4321 | |
71 | #endif | |
72 | #ifndef __LITTLE_ENDIAN | |
73 | #define __LITTLE_ENDIAN 1234 | |
74 | #endif | |
75 | ||
76 | #ifndef __BYTE_ORDER | |
77 | #define __BYTE_ORDER __LITTLE_ENDIAN | |
78 | #endif | |
79 | ||
80 | #define LITTLE_ENDIAN __LITTLE_ENDIAN | |
81 | #define BIG_ENDIAN __BIG_ENDIAN | |
82 | #define PDP_ENDIAN __PDP_ENDIAN | |
83 | #define BYTE_ORDER __BYTE_ORDER | |
39ee48e5 | 84 | |
abaa54b6 MJ |
85 | #define htobe16(x) (uint16_t) _byteswap_ushort(x) |
86 | #define htole16(x) (x) | |
87 | #define be16toh(x) (uint16_t) _byteswap_ushort(x) | |
88 | #define le16toh(x) (x) | |
89 | ||
90 | #define htobe32(x) (uint32_t) _byteswap_ulong(x) | |
91 | #define htole32(x) (x) | |
92 | #define be32toh(x) (uint32_t) _byteswap_ulong(x) | |
93 | #define le32toh(x) (x) | |
94 | ||
95 | #define htobe64(x) (uint64_t) _byteswap_uint64(x) | |
96 | #define htole64(x) (x) | |
97 | #define be64toh(x) (uint64_t) _byteswap_uint64(x) | |
98 | #define le64toh(x) (x) | |
99 | ||
39ee48e5 AM |
100 | #elif defined(__APPLE__) |
101 | # include <machine/endian.h> | |
102 | # include <libkern/OSByteOrder.h> | |
103 | ||
104 | # if BYTE_ORDER == LITTLE_ENDIAN | |
105 | # define htobe16(x) OSSwapConstInt16(x) | |
106 | # define htole16(x) (x) | |
107 | # define be16toh(x) OSSwapConstInt16(x) | |
108 | # define le16toh(x) (x) | |
109 | ||
110 | # define htobe32(x) OSSwapConstInt32(x) | |
111 | # define htole32(x) (x) | |
112 | # define be32toh(x) OSSwapConstInt32(x) | |
113 | # define le32toh(x) (x) | |
114 | ||
115 | # define htobe64(x) OSSwapConstInt64(x) | |
116 | # define htole64(x) (x) | |
117 | # define be64toh(x) OSSwapConstInt64(x) | |
118 | # define le64toh(x) (x) | |
119 | ||
120 | # else /* BYTE_ORDER == LITTLE_ENDIAN */ | |
121 | # define htobe16(x) (x) | |
122 | # define htole16(x) OSSwapConstInt16(x) | |
123 | # define be16toh(x) (x) | |
124 | # define le16toh(x) OSSwapConstInt16(x) | |
125 | ||
126 | # define htobe32(x) (x) | |
127 | # define htole32(x) OSSwapConstInt32(x) | |
128 | # define be32toh(x) (x) | |
129 | # define le32toh(x) OSSwapConstInt32(x) | |
130 | ||
131 | # define htobe64(x) (x) | |
132 | # define htole64(x) OSSwapConstInt64(x) | |
133 | # define be64toh(x) (x) | |
134 | # define le64toh(x) OSSwapConstInt64(x) | |
135 | # endif | |
136 | ||
dd6f7e0f | 137 | #else |
94fe441c | 138 | #include <endian.h> |
62f11f74 JD |
139 | |
140 | /* | |
141 | * htobe/betoh are not defined for glibc < 2.9, so add them explicitly | |
142 | * if they are missing. | |
143 | */ | |
144 | # ifdef __USE_BSD | |
145 | /* Conversion interfaces. */ | |
146 | # include <byteswap.h> | |
147 | ||
148 | # if __BYTE_ORDER == __LITTLE_ENDIAN | |
149 | # ifndef htobe16 | |
150 | # define htobe16(x) __bswap_16(x) | |
151 | # endif | |
152 | # ifndef htole16 | |
153 | # define htole16(x) (x) | |
154 | # endif | |
155 | # ifndef be16toh | |
156 | # define be16toh(x) __bswap_16(x) | |
157 | # endif | |
158 | # ifndef le16toh | |
159 | # define le16toh(x) (x) | |
160 | # endif | |
161 | ||
162 | # ifndef htobe32 | |
163 | # define htobe32(x) __bswap_32(x) | |
164 | # endif | |
165 | # ifndef htole32 | |
166 | # define htole32(x) (x) | |
167 | # endif | |
168 | # ifndef be32toh | |
169 | # define be32toh(x) __bswap_32(x) | |
170 | # endif | |
171 | # ifndef le32toh | |
172 | # define le32toh(x) (x) | |
173 | # endif | |
174 | ||
175 | # ifndef htobe64 | |
176 | # define htobe64(x) __bswap_64(x) | |
177 | # endif | |
178 | # ifndef htole64 | |
179 | # define htole64(x) (x) | |
180 | # endif | |
181 | # ifndef be64toh | |
182 | # define be64toh(x) __bswap_64(x) | |
183 | # endif | |
184 | # ifndef le64toh | |
185 | # define le64toh(x) (x) | |
186 | # endif | |
187 | ||
188 | # else /* __BYTE_ORDER == __LITTLE_ENDIAN */ | |
189 | # ifndef htobe16 | |
190 | # define htobe16(x) (x) | |
191 | # endif | |
192 | # ifndef htole16 | |
193 | # define htole16(x) __bswap_16(x) | |
194 | # endif | |
195 | # ifndef be16toh | |
196 | # define be16toh(x) (x) | |
197 | # endif | |
198 | # ifndef le16toh | |
199 | # define le16toh(x) __bswap_16(x) | |
200 | # endif | |
201 | ||
202 | # ifndef htobe32 | |
203 | # define htobe32(x) (x) | |
204 | # endif | |
205 | # ifndef htole32 | |
206 | # define htole32(x) __bswap_32(x) | |
207 | # endif | |
208 | # ifndef be32toh | |
209 | # define be32toh(x) (x) | |
210 | # endif | |
211 | # ifndef le32toh | |
212 | # define le32toh(x) __bswap_32(x) | |
213 | # endif | |
214 | ||
215 | # ifndef htobe64 | |
216 | # define htobe64(x) (x) | |
217 | # endif | |
218 | # ifndef htole64 | |
219 | # define htole64(x) __bswap_64(x) | |
220 | # endif | |
221 | # ifndef be64toh | |
222 | # define be64toh(x) (x) | |
223 | # endif | |
224 | # ifndef le64toh | |
225 | # define le64toh(x) __bswap_64(x) | |
226 | # endif | |
227 | ||
228 | # endif /* __BYTE_ORDER == __LITTLE_ENDIAN */ | |
229 | # endif /* __USE_BSD */ | |
230 | #endif /* else -- __FreeBSD__ */ | |
dd6f7e0f MD |
231 | |
232 | #ifndef FLOAT_WORD_ORDER | |
233 | #ifdef __FLOAT_WORD_ORDER | |
234 | #define FLOAT_WORD_ORDER __FLOAT_WORD_ORDER | |
235 | #else /* __FLOAT_WORD_ORDER */ | |
236 | #define FLOAT_WORD_ORDER BYTE_ORDER | |
237 | #endif /* __FLOAT_WORD_ORDER */ | |
238 | #endif /* FLOAT_WORD_ORDER */ | |
239 | ||
240 | #endif /* _BABELTRACE_ENDIAN_H */ |