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dd6f7e0f | 1 | /* |
0235b0db | 2 | * SPDX-License-Identifier: MIT |
dd6f7e0f | 3 | * |
0235b0db | 4 | * Copyright 2012 (c) Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
dd6f7e0f | 5 | * |
0235b0db | 6 | * endian.h compatibility layer. |
dd6f7e0f MD |
7 | */ |
8 | ||
0235b0db MJ |
9 | #ifndef _BABELTRACE_ENDIAN_H |
10 | #define _BABELTRACE_ENDIAN_H | |
11 | ||
94fe441c | 12 | #ifdef __FreeBSD__ |
dd6f7e0f | 13 | #include <machine/endian.h> |
a0b720b2 MJ |
14 | |
15 | #elif defined(__sun__) | |
16 | #include <sys/byteorder.h> | |
17 | ||
18 | #ifndef __BIG_ENDIAN | |
19 | #define __BIG_ENDIAN 4321 | |
20 | #endif | |
21 | #ifndef __LITTLE_ENDIAN | |
22 | #define __LITTLE_ENDIAN 1234 | |
23 | #endif | |
24 | ||
25 | #ifdef _LITTLE_ENDIAN | |
26 | #define __BYTE_ORDER __LITTLE_ENDIAN | |
27 | #endif | |
28 | ||
29 | #ifdef _BIG_ENDIAN | |
30 | #define __BYTE_ORDER __BIG_ENDIAN | |
31 | #endif | |
32 | ||
33 | #define LITTLE_ENDIAN __LITTLE_ENDIAN | |
34 | #define BIG_ENDIAN __BIG_ENDIAN | |
35 | #define BYTE_ORDER __BYTE_ORDER | |
36 | ||
37 | #define betoh16(x) BE_16(x) | |
38 | #define letoh16(x) LE_16(x) | |
39 | #define betoh32(x) BE_32(x) | |
40 | #define letoh32(x) LE_32(x) | |
41 | #define betoh64(x) BE_64(x) | |
42 | #define letoh64(x) LE_64(x) | |
43 | #define htobe16(x) BE_16(x) | |
44 | #define be16toh(x) BE_16(x) | |
45 | #define htobe32(x) BE_32(x) | |
46 | #define be32toh(x) BE_32(x) | |
47 | #define htobe64(x) BE_64(x) | |
48 | #define be64toh(x) BE_64(x) | |
49 | ||
1b168db0 | 50 | #elif defined(__MINGW32__) |
abaa54b6 MJ |
51 | #include <stdint.h> |
52 | ||
1b168db0 JI |
53 | #ifndef __BIG_ENDIAN |
54 | #define __BIG_ENDIAN 4321 | |
55 | #endif | |
56 | #ifndef __LITTLE_ENDIAN | |
57 | #define __LITTLE_ENDIAN 1234 | |
58 | #endif | |
59 | ||
60 | #ifndef __BYTE_ORDER | |
61 | #define __BYTE_ORDER __LITTLE_ENDIAN | |
62 | #endif | |
63 | ||
64 | #define LITTLE_ENDIAN __LITTLE_ENDIAN | |
65 | #define BIG_ENDIAN __BIG_ENDIAN | |
66 | #define PDP_ENDIAN __PDP_ENDIAN | |
67 | #define BYTE_ORDER __BYTE_ORDER | |
39ee48e5 | 68 | |
abaa54b6 MJ |
69 | #define htobe16(x) (uint16_t) _byteswap_ushort(x) |
70 | #define htole16(x) (x) | |
71 | #define be16toh(x) (uint16_t) _byteswap_ushort(x) | |
72 | #define le16toh(x) (x) | |
73 | ||
74 | #define htobe32(x) (uint32_t) _byteswap_ulong(x) | |
75 | #define htole32(x) (x) | |
76 | #define be32toh(x) (uint32_t) _byteswap_ulong(x) | |
77 | #define le32toh(x) (x) | |
78 | ||
79 | #define htobe64(x) (uint64_t) _byteswap_uint64(x) | |
80 | #define htole64(x) (x) | |
81 | #define be64toh(x) (uint64_t) _byteswap_uint64(x) | |
82 | #define le64toh(x) (x) | |
83 | ||
39ee48e5 AM |
84 | #elif defined(__APPLE__) |
85 | # include <machine/endian.h> | |
86 | # include <libkern/OSByteOrder.h> | |
87 | ||
88 | # if BYTE_ORDER == LITTLE_ENDIAN | |
89 | # define htobe16(x) OSSwapConstInt16(x) | |
90 | # define htole16(x) (x) | |
91 | # define be16toh(x) OSSwapConstInt16(x) | |
92 | # define le16toh(x) (x) | |
93 | ||
94 | # define htobe32(x) OSSwapConstInt32(x) | |
95 | # define htole32(x) (x) | |
96 | # define be32toh(x) OSSwapConstInt32(x) | |
97 | # define le32toh(x) (x) | |
98 | ||
99 | # define htobe64(x) OSSwapConstInt64(x) | |
100 | # define htole64(x) (x) | |
101 | # define be64toh(x) OSSwapConstInt64(x) | |
102 | # define le64toh(x) (x) | |
103 | ||
104 | # else /* BYTE_ORDER == LITTLE_ENDIAN */ | |
105 | # define htobe16(x) (x) | |
106 | # define htole16(x) OSSwapConstInt16(x) | |
107 | # define be16toh(x) (x) | |
108 | # define le16toh(x) OSSwapConstInt16(x) | |
109 | ||
110 | # define htobe32(x) (x) | |
111 | # define htole32(x) OSSwapConstInt32(x) | |
112 | # define be32toh(x) (x) | |
113 | # define le32toh(x) OSSwapConstInt32(x) | |
114 | ||
115 | # define htobe64(x) (x) | |
116 | # define htole64(x) OSSwapConstInt64(x) | |
117 | # define be64toh(x) (x) | |
118 | # define le64toh(x) OSSwapConstInt64(x) | |
119 | # endif | |
120 | ||
dd6f7e0f | 121 | #else |
94fe441c | 122 | #include <endian.h> |
62f11f74 JD |
123 | |
124 | /* | |
125 | * htobe/betoh are not defined for glibc < 2.9, so add them explicitly | |
126 | * if they are missing. | |
127 | */ | |
128 | # ifdef __USE_BSD | |
129 | /* Conversion interfaces. */ | |
130 | # include <byteswap.h> | |
131 | ||
132 | # if __BYTE_ORDER == __LITTLE_ENDIAN | |
133 | # ifndef htobe16 | |
134 | # define htobe16(x) __bswap_16(x) | |
135 | # endif | |
136 | # ifndef htole16 | |
137 | # define htole16(x) (x) | |
138 | # endif | |
139 | # ifndef be16toh | |
140 | # define be16toh(x) __bswap_16(x) | |
141 | # endif | |
142 | # ifndef le16toh | |
143 | # define le16toh(x) (x) | |
144 | # endif | |
145 | ||
146 | # ifndef htobe32 | |
147 | # define htobe32(x) __bswap_32(x) | |
148 | # endif | |
149 | # ifndef htole32 | |
150 | # define htole32(x) (x) | |
151 | # endif | |
152 | # ifndef be32toh | |
153 | # define be32toh(x) __bswap_32(x) | |
154 | # endif | |
155 | # ifndef le32toh | |
156 | # define le32toh(x) (x) | |
157 | # endif | |
158 | ||
159 | # ifndef htobe64 | |
160 | # define htobe64(x) __bswap_64(x) | |
161 | # endif | |
162 | # ifndef htole64 | |
163 | # define htole64(x) (x) | |
164 | # endif | |
165 | # ifndef be64toh | |
166 | # define be64toh(x) __bswap_64(x) | |
167 | # endif | |
168 | # ifndef le64toh | |
169 | # define le64toh(x) (x) | |
170 | # endif | |
171 | ||
172 | # else /* __BYTE_ORDER == __LITTLE_ENDIAN */ | |
173 | # ifndef htobe16 | |
174 | # define htobe16(x) (x) | |
175 | # endif | |
176 | # ifndef htole16 | |
177 | # define htole16(x) __bswap_16(x) | |
178 | # endif | |
179 | # ifndef be16toh | |
180 | # define be16toh(x) (x) | |
181 | # endif | |
182 | # ifndef le16toh | |
183 | # define le16toh(x) __bswap_16(x) | |
184 | # endif | |
185 | ||
186 | # ifndef htobe32 | |
187 | # define htobe32(x) (x) | |
188 | # endif | |
189 | # ifndef htole32 | |
190 | # define htole32(x) __bswap_32(x) | |
191 | # endif | |
192 | # ifndef be32toh | |
193 | # define be32toh(x) (x) | |
194 | # endif | |
195 | # ifndef le32toh | |
196 | # define le32toh(x) __bswap_32(x) | |
197 | # endif | |
198 | ||
199 | # ifndef htobe64 | |
200 | # define htobe64(x) (x) | |
201 | # endif | |
202 | # ifndef htole64 | |
203 | # define htole64(x) __bswap_64(x) | |
204 | # endif | |
205 | # ifndef be64toh | |
206 | # define be64toh(x) (x) | |
207 | # endif | |
208 | # ifndef le64toh | |
209 | # define le64toh(x) __bswap_64(x) | |
210 | # endif | |
211 | ||
212 | # endif /* __BYTE_ORDER == __LITTLE_ENDIAN */ | |
213 | # endif /* __USE_BSD */ | |
214 | #endif /* else -- __FreeBSD__ */ | |
dd6f7e0f MD |
215 | |
216 | #ifndef FLOAT_WORD_ORDER | |
217 | #ifdef __FLOAT_WORD_ORDER | |
218 | #define FLOAT_WORD_ORDER __FLOAT_WORD_ORDER | |
219 | #else /* __FLOAT_WORD_ORDER */ | |
220 | #define FLOAT_WORD_ORDER BYTE_ORDER | |
221 | #endif /* __FLOAT_WORD_ORDER */ | |
222 | #endif /* FLOAT_WORD_ORDER */ | |
223 | ||
224 | #endif /* _BABELTRACE_ENDIAN_H */ |