projects / lttngtop.git / blame
| Commit | Line | Data |
|---|---|---|
| b1acd2b3 JD |
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> | |
| 4a325d7e JD |
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__ */ | |
| b1acd2b3 JD |
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 */ |