projects / lttng-ust.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ae57758 MD |
1 | #ifndef _LTTNG_UST_ENDIAN_H |
| 2 | #define _LTTNG_UST_ENDIAN_H | |
| 3 | ||
| 4 | /* | |
| 5 | * lttng/ust-endian.h | |
| 6 | * | |
| 7 | * Copyright 2012 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
| 8 | * | |
| 9 | * endian.h compatibility layer. | |
| 10 | * | |
| d2428e87 MD |
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: | |
| 2ae57758 | 17 | * |
| d2428e87 MD |
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. | |
| 2ae57758 MD |
28 | */ |
| 29 | ||
| 2928fe5a | 30 | #if (defined(__linux__) || defined(__CYGWIN__)) |
| 2ae57758 | 31 | #include <endian.h> |
| 3208818b | 32 | #include <byteswap.h> |
| 75181c4b | 33 | #elif defined(__FreeBSD__) |
| 3208818b MJ |
34 | #include <sys/endian.h> |
| 35 | #define bswap_16(x) bswap16(x) | |
| 36 | #define bswap_32(x) bswap32(x) | |
| 37 | #define bswap_64(x) bswap64(x) | |
| 2ae57758 | 38 | #else |
| cc300254 | 39 | #error "Please add support for your OS." |
| 2ae57758 MD |
40 | #endif |
| 41 | ||
| 484fc193 MD |
42 | /* |
| 43 | * BYTE_ORDER, LITTLE_ENDIAN, and BIG_ENDIAN are only defined on Linux | |
| 44 | * if __USE_BSD is defined. Force their definition. | |
| 45 | */ | |
| 46 | #ifndef BYTE_ORDER | |
| 47 | #define BYTE_ORDER __BYTE_ORDER | |
| 48 | #endif | |
| 49 | ||
| 50 | #ifndef LITTLE_ENDIAN | |
| 51 | #define LITTLE_ENDIAN __LITTLE_ENDIAN | |
| 52 | #endif | |
| 53 | ||
| 54 | #ifndef BIG_ENDIAN | |
| 55 | #define BIG_ENDIAN __BIG_ENDIAN | |
| 56 | #endif | |
| 57 | ||
| ad496c21 MD |
58 | #ifndef FLOAT_WORD_ORDER |
| 59 | #ifdef __FLOAT_WORD_ORDER | |
| 60 | #define FLOAT_WORD_ORDER __FLOAT_WORD_ORDER | |
| 61 | #else /* __FLOAT_WORD_ORDER */ | |
| 62 | #define FLOAT_WORD_ORDER BYTE_ORDER | |
| 63 | #endif /* __FLOAT_WORD_ORDER */ | |
| 64 | #endif /* FLOAT_WORD_ORDER */ | |
| 65 | ||
| 2ae57758 | 66 | #endif /* _LTTNG_UST_ENDIAN_H */ |