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Added OpenAL-Soft 1.16.0.
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/**
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* OpenAL cross platform audio library
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* Copyright (C) 1999-2007 by authors.
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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* Or go to http://www.gnu.org/copyleft/lgpl.html
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*/
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#include "config.h"
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#include <stdlib.h>
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#include "alMain.h"
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#include "alThunk.h"
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static ALenum *ThunkArray;
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static ALuint ThunkArraySize;
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static RWLock ThunkLock;
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void ThunkInit(void)
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{
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RWLockInit(&ThunkLock);
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ThunkArraySize = 1;
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ThunkArray = calloc(1, ThunkArraySize * sizeof(*ThunkArray));
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}
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void ThunkExit(void)
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{
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free(ThunkArray);
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ThunkArray = NULL;
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ThunkArraySize = 0;
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}
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ALenum NewThunkEntry(ALuint *index)
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{
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ALenum *NewList;
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ALuint i;
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ReadLock(&ThunkLock);
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for(i = 0;i < ThunkArraySize;i++)
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{
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if(ExchangeInt(&ThunkArray[i], AL_TRUE) == AL_FALSE)
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{
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ReadUnlock(&ThunkLock);
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*index = i+1;
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return AL_NO_ERROR;
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}
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}
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ReadUnlock(&ThunkLock);
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WriteLock(&ThunkLock);
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NewList = realloc(ThunkArray, ThunkArraySize*2 * sizeof(*ThunkArray));
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if(!NewList)
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{
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WriteUnlock(&ThunkLock);
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ERR("Realloc failed to increase to %u entries!\n", ThunkArraySize*2);
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return AL_OUT_OF_MEMORY;
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}
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memset(&NewList[ThunkArraySize], 0, ThunkArraySize*sizeof(*ThunkArray));
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ThunkArraySize *= 2;
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ThunkArray = NewList;
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ThunkArray[i] = AL_TRUE;
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WriteUnlock(&ThunkLock);
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*index = i+1;
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return AL_NO_ERROR;
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}
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void FreeThunkEntry(ALuint index)
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{
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ReadLock(&ThunkLock);
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if(index > 0 && index <= ThunkArraySize)
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ExchangeInt(&ThunkArray[index-1], AL_FALSE);
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ReadUnlock(&ThunkLock);
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}
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