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/*
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* OpenAL Bridge - a simple portable library for OpenAL interface
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* Copyright (c) 2009 Vittorio Giovara <vittorio.giovara@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; version 2 of the License
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#ifndef _OALB_GLOBALS_H
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#define _OALB_GLOBALS_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdarg.h>
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#include <string.h>
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#include <errno.h>
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#ifndef _WIN32
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#include <pthread.h>
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#include <syslog.h>
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#else
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#include <process.h>
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#define syslog(x,y) fprintf(stderr,y)
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#define LOG_INFO 6
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#define LOG_ERR 3
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#endif
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#include "al.h"
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#include "errlib.h"
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/*control debug verbosity*/
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#ifdef TRACE
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#ifndef DEBUG
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#define DEBUG
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#endif
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#endif
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/** 1.0 02/03/10 - Defines cross-platform sleep, usleep, etc. [Wu Yongwei] **/
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#ifndef _SLEEP_H
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#define _SLEEP_H
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#ifdef _WIN32
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# if defined(_NEED_SLEEP_ONLY) && (defined(_MSC_VER) || defined(__MINGW32__))
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# include <stdlib.h>
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# define sleep(t) _sleep((t) * 1000)
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# else
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# define WIN32_LEAN_AND_MEAN
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# include <windows.h>
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# define sleep(t) Sleep((t) * 1000)
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# endif
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# ifndef _NEED_SLEEP_ONLY
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# define msleep(t) Sleep(t)
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# define usleep(t) Sleep((t) / 1000)
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# endif
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#else
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# include <unistd.h>
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# ifndef _NEED_SLEEP_ONLY
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# define msleep(t) usleep((t) * 1000)
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# endif
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#endif
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#endif /* _SLEEP_H */
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/* check compiler requirements */ /*FIXME*/
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#if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
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#warning __BIG_ENDIAN__ or __LITTLE_ENDIAN__ not found, going to set __LITTLE_ENDIAN__ as default
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#define __LITTLE_ENDIAN__ 1
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//#error Do not know the endianess of this architecture
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#endif
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/* use byteswap macros from the host system, hopefully optimized ones ;-)
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* or define our own version, simple, stupid, straight-forward... */
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#ifdef HAVE_BYTESWAP_H
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#include <byteswap.h>
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#else
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#define bswap_16(x) ((((x) & 0xFF00) >> 8) | (((x) & 0x00FF) << 8))
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#define bswap_32(x) ((((x) & 0xFF000000) >> 24) | (((x) & 0x00FF0000) >> 8) | \
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(((x) & 0x0000FF00) << 8) | (((x) & 0x000000FF) << 24) )
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#endif /* HAVE_BYTESWAP_H */
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/* swap numbers accordingly to architecture automatically */
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#ifdef __LITTLE_ENDIAN__
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#define ENDIAN_LITTLE_32(x) x
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#define ENDIAN_BIG_32(x) bswap_32(x)
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#define ENDIAN_LITTLE_16(x) x
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#define ENDIAN_BIG_16(x) bswap_16(x)
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#elif __BIG_ENDIAN__
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#define ENDIAN_LITTLE_32(x) bswap_32(x)
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#define ENDIAN_BIG_32(x) x
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#define ENDIAN_LITTLE_16(x) bswap_16(x)
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#define ENDIAN_BIG_16(x) x
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#endif
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#ifdef __CPLUSPLUS
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extern "C" {
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#endif
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/*data type for WAV header*/
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#pragma pack(1)
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typedef struct _WAV_header_t {
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uint32_t ChunkID;
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uint32_t ChunkSize;
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uint32_t Format;
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uint32_t Subchunk1ID;
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uint32_t Subchunk1Size;
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uint16_t AudioFormat;
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uint16_t NumChannels;
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uint32_t SampleRate;
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uint32_t ByteRate;
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uint16_t BlockAlign;
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uint16_t BitsPerSample;
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uint32_t Subchunk2ID;
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uint32_t Subchunk2Size;
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} WAV_header_t;
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#pragma pack()
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/*data type for passing data between threads*/
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#pragma pack(1)
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typedef struct _fade_t {
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uint32_t index;
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uint16_t quantity;
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} fade_t;
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#pragma pack()
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/*file format defines*/
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#define OGG_FILE_FORMAT 0x4F676753
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#define WAV_FILE_FORMAT 0x52494646
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#define WAV_HEADER_SUBCHUNK2ID 0x64617461
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/*other defines*/
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#define FADE_IN 0
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#define FADE_OUT 1
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char *prog;
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#ifdef __CPLUSPLUS
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}
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#endif
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#endif /*_OALB_GLOBALS_H*/
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