1 /* |
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2 * OpenAL Bridge - a simple portable library for OpenAL interface |
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3 * Copyright (c) 2009 Vittorio Giovara <vittorio.giovara@gmail.com> |
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4 * |
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5 * This program is free software; you can redistribute it and/or modify |
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6 * it under the terms of the GNU Lesser General Public License as published by |
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7 * the Free Software Foundation; version 2 of the License |
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8 * |
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9 * This program is distributed in the hope that it will be useful, |
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 * GNU Lesser General Public License for more details. |
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13 * |
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14 * You should have received a copy of the GNU Lesser General Public License |
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15 * along with this program; if not, write to the Free Software |
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16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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17 */ |
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18 |
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19 #ifndef _OALB_GLOBALS_H |
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20 #define _OALB_GLOBALS_H |
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21 |
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22 #include <stdio.h> |
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23 #include <stdlib.h> |
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24 #include "al.h" |
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25 |
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26 #ifndef _WIN32 |
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27 #include <pthread.h> |
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28 #include <syslog.h> |
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29 #else |
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30 #include <process.h> |
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31 #endif |
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32 |
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33 |
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34 // 1.0 02/03/10 - Defines cross-platform sleep, usleep, etc. [Wu Yongwei] |
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35 #ifndef _SLEEP_H |
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36 #define _SLEEP_H |
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37 #ifdef _WIN32 |
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38 # if defined(_NEED_SLEEP_ONLY) && (defined(_MSC_VER) || defined(__MINGW32__)) |
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39 # include <stdlib.h> |
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40 # define sleep(t) _sleep((t) * 1000) |
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41 # else |
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42 # define WIN32_LEAN_AND_MEAN |
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43 # include <windows.h> |
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44 # define sleep(t) Sleep((t) * 1000) |
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45 # endif |
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46 # ifndef _NEED_SLEEP_ONLY |
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47 # define msleep(t) Sleep(t) |
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48 # define usleep(t) Sleep((t) / 1000) |
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49 # endif |
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50 #else |
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51 # include <unistd.h> |
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52 # ifndef _NEED_SLEEP_ONLY |
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53 # define msleep(t) usleep((t) * 1000) |
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54 # endif |
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55 #endif |
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56 #endif // _SLEEP_H |
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57 |
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58 |
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59 // check compiler requirements |
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60 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__) |
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61 #warning __BIG_ENDIAN__ or __LITTLE_ENDIAN__ not found, going to set __LITTLE_ENDIAN__ as default |
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62 #define __LITTLE_ENDIAN__ 1 |
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63 #endif |
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64 |
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65 /* use byteswap macros from the host system, hopefully optimized ones ;-) |
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66 * or define our own version, simple, stupid, straight-forward... */ |
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67 #ifdef HAVE_BYTESWAP_H |
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68 #include <byteswap.h> |
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69 #else |
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70 #define bswap_16(x) (((x & 0xFF00) >> 8) | ((x & 0x00FF) << 8)) |
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71 #define bswap_32(x) (((x & 0xFF000000) >> 24) | (((x) & 0x00FF0000) >> 8) | \ |
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72 ((x & 0x0000FF00) << 8) | (((x) & 0x000000FF) << 24) ) |
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73 #endif /* HAVE_BYTESWAP_H */ |
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74 |
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75 /* swap numbers accordingly to architecture automatically */ |
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76 #ifdef __LITTLE_ENDIAN__ |
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77 #define ENDIAN_LITTLE_32(x) x |
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78 #define ENDIAN_BIG_32(x) bswap_32(x) |
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79 #define ENDIAN_LITTLE_16(x) x |
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80 #define ENDIAN_BIG_16(x) bswap_16(x) |
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81 #elif __BIG_ENDIAN__ |
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82 #define ENDIAN_LITTLE_32(x) bswap_32(x) |
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83 #define ENDIAN_BIG_32(x) x |
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84 #define ENDIAN_LITTLE_16(x) bswap_16(x) |
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85 #define ENDIAN_BIG_16(x) x |
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86 #endif |
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87 |
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88 /* file format defines */ |
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89 #define OGG_FILE_FORMAT 0x4F676753 |
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90 #define WAV_FILE_FORMAT 0x52494646 |
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91 #define WAV_HEADER_SUBCHUNK2ID 0x64617461 |
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92 |
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93 |
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94 #endif /*_OALB_GLOBALS_H*/ |
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