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Diffstat (limited to 'OpenAL32/alDatabuffer.c')
| -rw-r--r-- | OpenAL32/alDatabuffer.c | 648 |
1 files changed, 0 insertions, 648 deletions
diff --git a/OpenAL32/alDatabuffer.c b/OpenAL32/alDatabuffer.c deleted file mode 100644 index cbe65a09..00000000 --- a/OpenAL32/alDatabuffer.c +++ /dev/null @@ -1,648 +0,0 @@ -/** - * OpenAL cross platform audio library - * Copyright (C) 1999-2007 by authors. - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - * Or go to http://www.gnu.org/copyleft/lgpl.html - */ - -#include "config.h" - -#include <stdlib.h> -#include <stdio.h> -#include <assert.h> -#include "alMain.h" -#include "AL/al.h" -#include "AL/alc.h" -#include "AL/alext.h" -#include "alError.h" -#include "alDatabuffer.h" -#include "alThunk.h" - - -#define LookupDatabuffer(m, k) ((ALdatabuffer*)LookupUIntMapKey(&(m), (k))) - -/* -* alGenDatabuffersEXT(ALsizei n, ALuint *puiBuffers) -* -* Generates n AL Databuffers, and stores the Databuffers Names in the array pointed to by puiBuffers -*/ -AL_API ALvoid AL_APIENTRY alGenDatabuffersEXT(ALsizei n,ALuint *puiBuffers) -{ - ALCcontext *Context; - ALsizei i=0; - - Context = GetContextSuspended(); - if(!Context) return; - - /* Check that we are actually generation some Databuffers */ - if(n < 0 || IsBadWritePtr((void*)puiBuffers, n * sizeof(ALuint))) - alSetError(Context, AL_INVALID_VALUE); - else - { - ALCdevice *device = Context->Device; - ALenum err; - - /* Create all the new Databuffers */ - while(i < n) - { - ALdatabuffer *buffer = calloc(1, sizeof(ALdatabuffer)); - if(!buffer) - { - alSetError(Context, AL_OUT_OF_MEMORY); - alDeleteDatabuffersEXT(i, puiBuffers); - break; - } - - buffer->databuffer = ALTHUNK_ADDENTRY(buffer); - err = InsertUIntMapEntry(&device->DatabufferMap, - buffer->databuffer, buffer); - if(err != AL_NO_ERROR) - { - ALTHUNK_REMOVEENTRY(buffer->databuffer); - memset(buffer, 0, sizeof(ALdatabuffer)); - free(buffer); - - alSetError(Context, err); - alDeleteDatabuffersEXT(i, puiBuffers); - break; - } - puiBuffers[i++] = buffer->databuffer; - - buffer->state = UNMAPPED; - } - } - - ProcessContext(Context); -} - -/* -* alDatabeleteBuffersEXT(ALsizei n, ALuint *puiBuffers) -* -* Deletes the n AL Databuffers pointed to by puiBuffers -*/ -AL_API ALvoid AL_APIENTRY alDeleteDatabuffersEXT(ALsizei n, const ALuint *buffers) -{ - ALCcontext *Context; - ALCdevice *device; - ALdatabuffer *ALBuf; - ALboolean Failed; - ALsizei i; - - Context = GetContextSuspended(); - if(!Context) return; - - /* Check we are actually Deleting some Databuffers */ - Failed = AL_TRUE; - device = Context->Device; - if(n < 0) - alSetError(Context, AL_INVALID_VALUE); - else - { - Failed = AL_FALSE; - /* Check that all the databuffers are valid and can actually be - * deleted */ - for(i = 0;i < n;i++) - { - if(!buffers[i]) - continue; - - /* Check for valid Buffer ID */ - if((ALBuf=LookupDatabuffer(device->DatabufferMap, buffers[i])) == NULL) - { - /* Invalid Databuffer */ - alSetError(Context, AL_INVALID_NAME); - Failed = AL_TRUE; - break; - } - else if(ALBuf->state != UNMAPPED) - { - /* Databuffer still in use, cannot be deleted */ - alSetError(Context, AL_INVALID_OPERATION); - Failed = AL_TRUE; - break; - } - } - } - - /* If all the Databuffers were valid (and unmapped), then we can delete them */ - if(!Failed) - { - for(i = 0;i < n;i++) - { - if((ALBuf=LookupDatabuffer(device->DatabufferMap, buffers[i])) == NULL) - continue; - - if(ALBuf == Context->SampleSource) - Context->SampleSource = NULL; - if(ALBuf == Context->SampleSink) - Context->SampleSink = NULL; - - // Release the memory used to store audio data - free(ALBuf->data); - - // Release buffer structure - RemoveUIntMapKey(&device->DatabufferMap, ALBuf->databuffer); - ALTHUNK_REMOVEENTRY(ALBuf->databuffer); - - memset(ALBuf, 0, sizeof(ALdatabuffer)); - free(ALBuf); - } - } - - ProcessContext(Context); -} - -/* -* alIsDatabufferEXT(ALuint uiBuffer) -* -* Checks if ulBuffer is a valid Databuffer Name -*/ -AL_API ALboolean AL_APIENTRY alIsDatabufferEXT(ALuint buffer) -{ - ALCcontext *Context; - ALboolean result; - ALCdevice *device; - - Context = GetContextSuspended(); - if(!Context) return AL_FALSE; - - device = Context->Device; - result = ((!buffer || LookupDatabuffer(device->DatabufferMap, buffer)) ? - AL_TRUE : AL_FALSE); - - ProcessContext(Context); - - return result; -} - -/* -* alDatabufferDataEXT(ALuint buffer,ALvoid *data,ALsizei size,ALenum usage) -* -* Fill databuffer with data -*/ -AL_API ALvoid AL_APIENTRY alDatabufferDataEXT(ALuint buffer,const ALvoid *data,ALsizeiptrEXT size,ALenum usage) -{ - ALCcontext *Context; - ALdatabuffer *ALBuf; - ALCdevice *Device; - ALvoid *temp; - - Context = GetContextSuspended(); - if(!Context) return; - - Device = Context->Device; - if((ALBuf=LookupDatabuffer(Device->DatabufferMap, buffer)) != NULL) - { - if(ALBuf->state == UNMAPPED) - { - if(usage == AL_STREAM_WRITE_EXT || usage == AL_STREAM_READ_EXT || - usage == AL_STREAM_COPY_EXT || usage == AL_STATIC_WRITE_EXT || - usage == AL_STATIC_READ_EXT || usage == AL_STATIC_COPY_EXT || - usage == AL_DYNAMIC_WRITE_EXT || usage == AL_DYNAMIC_READ_EXT || - usage == AL_DYNAMIC_COPY_EXT) - { - if(size >= 0) - { - /* (Re)allocate data */ - temp = realloc(ALBuf->data, size); - if(temp) - { - ALBuf->data = temp; - ALBuf->size = size; - ALBuf->usage = usage; - if(data) - memcpy(ALBuf->data, data, size); - } - else - alSetError(Context, AL_OUT_OF_MEMORY); - } - else - alSetError(Context, AL_INVALID_VALUE); - } - else - alSetError(Context, AL_INVALID_ENUM); - } - else - alSetError(Context, AL_INVALID_OPERATION); - } - else - alSetError(Context, AL_INVALID_NAME); - - ProcessContext(Context); -} - -AL_API ALvoid AL_APIENTRY alDatabufferSubDataEXT(ALuint uiBuffer, ALintptrEXT start, ALsizeiptrEXT length, const ALvoid *data) -{ - ALCcontext *pContext; - ALdatabuffer *pBuffer; - ALCdevice *Device; - - pContext = GetContextSuspended(); - if(!pContext) return; - - Device = pContext->Device; - if((pBuffer=LookupDatabuffer(Device->DatabufferMap, uiBuffer)) != NULL) - { - if(start >= 0 && length >= 0 && start+length <= pBuffer->size) - { - if(pBuffer->state == UNMAPPED) - memcpy(pBuffer->data+start, data, length); - else - alSetError(pContext, AL_INVALID_OPERATION); - } - else - alSetError(pContext, AL_INVALID_VALUE); - } - else - alSetError(pContext, AL_INVALID_NAME); - - ProcessContext(pContext); -} - -AL_API ALvoid AL_APIENTRY alGetDatabufferSubDataEXT(ALuint uiBuffer, ALintptrEXT start, ALsizeiptrEXT length, ALvoid *data) -{ - ALCcontext *pContext; - ALdatabuffer *pBuffer; - ALCdevice *Device; - - pContext = GetContextSuspended(); - if(!pContext) return; - - Device = pContext->Device; - if((pBuffer=LookupDatabuffer(Device->DatabufferMap, uiBuffer)) != NULL) - { - if(start >= 0 && length >= 0 && start+length <= pBuffer->size) - { - if(pBuffer->state == UNMAPPED) - memcpy(data, pBuffer->data+start, length); - else - alSetError(pContext, AL_INVALID_OPERATION); - } - else - alSetError(pContext, AL_INVALID_VALUE); - } - else - alSetError(pContext, AL_INVALID_NAME); - - ProcessContext(pContext); -} - - -AL_API ALvoid AL_APIENTRY alDatabufferfEXT(ALuint buffer, ALenum eParam, ALfloat flValue) -{ - ALCcontext *pContext; - ALCdevice *Device; - - (void)flValue; - - pContext = GetContextSuspended(); - if(!pContext) return; - - Device = pContext->Device; - if(LookupDatabuffer(Device->DatabufferMap, buffer) != NULL) - { - switch(eParam) - { - default: - alSetError(pContext, AL_INVALID_ENUM); - break; - } - } - else - alSetError(pContext, AL_INVALID_NAME); - - ProcessContext(pContext); -} - -AL_API ALvoid AL_APIENTRY alDatabufferfvEXT(ALuint buffer, ALenum eParam, const ALfloat* flValues) -{ - ALCcontext *pContext; - ALCdevice *Device; - - (void)flValues; - - pContext = GetContextSuspended(); - if(!pContext) return; - - Device = pContext->Device; - if(LookupDatabuffer(Device->DatabufferMap, buffer) != NULL) - { - switch(eParam) - { - default: - alSetError(pContext, AL_INVALID_ENUM); - break; - } - } - else - alSetError(pContext, AL_INVALID_NAME); - - ProcessContext(pContext); -} - - -AL_API ALvoid AL_APIENTRY alDatabufferiEXT(ALuint buffer, ALenum eParam, ALint lValue) -{ - ALCcontext *pContext; - ALCdevice *Device; - - (void)lValue; - - pContext = GetContextSuspended(); - if(!pContext) return; - - Device = pContext->Device; - if(LookupDatabuffer(Device->DatabufferMap, buffer) != NULL) - { - switch(eParam) - { - default: - alSetError(pContext, AL_INVALID_ENUM); - break; - } - } - else - alSetError(pContext, AL_INVALID_NAME); - - ProcessContext(pContext); -} - -AL_API ALvoid AL_APIENTRY alDatabufferivEXT(ALuint buffer, ALenum eParam, const ALint* plValues) -{ - ALCcontext *pContext; - ALCdevice *Device; - - (void)plValues; - - pContext = GetContextSuspended(); - if(!pContext) return; - - Device = pContext->Device; - if(LookupDatabuffer(Device->DatabufferMap, buffer) != NULL) - { - switch(eParam) - { - default: - alSetError(pContext, AL_INVALID_ENUM); - break; - } - } - else - alSetError(pContext, AL_INVALID_NAME); - - ProcessContext(pContext); -} - - -AL_API ALvoid AL_APIENTRY alGetDatabufferfEXT(ALuint buffer, ALenum eParam, ALfloat *pflValue) -{ - ALCcontext *pContext; - ALCdevice *Device; - - pContext = GetContextSuspended(); - if(!pContext) return; - - if(pflValue) - { - Device = pContext->Device; - if(LookupDatabuffer(Device->DatabufferMap, buffer) != NULL) - { - switch(eParam) - { - default: - alSetError(pContext, AL_INVALID_ENUM); - break; - } - } - else - alSetError(pContext, AL_INVALID_NAME); - } - else - alSetError(pContext, AL_INVALID_VALUE); - - ProcessContext(pContext); -} - -AL_API ALvoid AL_APIENTRY alGetDatabufferfvEXT(ALuint buffer, ALenum eParam, ALfloat* pflValues) -{ - ALCcontext *pContext; - ALCdevice *Device; - - pContext = GetContextSuspended(); - if(!pContext) return; - - if(pflValues) - { - Device = pContext->Device; - if(LookupDatabuffer(Device->DatabufferMap, buffer) != NULL) - { - switch(eParam) - { - default: - alSetError(pContext, AL_INVALID_ENUM); - break; - } - } - else - alSetError(pContext, AL_INVALID_NAME); - } - else - alSetError(pContext, AL_INVALID_VALUE); - - ProcessContext(pContext); -} - -AL_API ALvoid AL_APIENTRY alGetDatabufferiEXT(ALuint buffer, ALenum eParam, ALint *plValue) -{ - ALCcontext *pContext; - ALdatabuffer *pBuffer; - ALCdevice *Device; - - pContext = GetContextSuspended(); - if(!pContext) return; - - if(plValue) - { - Device = pContext->Device; - if((pBuffer=LookupDatabuffer(Device->DatabufferMap, buffer)) != NULL) - { - switch(eParam) - { - case AL_SIZE: - *plValue = (ALint)pBuffer->size; - break; - - default: - alSetError(pContext, AL_INVALID_ENUM); - break; - } - } - else - alSetError(pContext, AL_INVALID_NAME); - } - else - alSetError(pContext, AL_INVALID_VALUE); - - ProcessContext(pContext); -} - -AL_API ALvoid AL_APIENTRY alGetDatabufferivEXT(ALuint buffer, ALenum eParam, ALint* plValues) -{ - ALCcontext *pContext; - ALCdevice *Device; - - pContext = GetContextSuspended(); - if(!pContext) return; - - if(plValues) - { - Device = pContext->Device; - if(LookupDatabuffer(Device->DatabufferMap, buffer) != NULL) - { - switch (eParam) - { - case AL_SIZE: - alGetDatabufferiEXT(buffer, eParam, plValues); - break; - - default: - alSetError(pContext, AL_INVALID_ENUM); - break; - } - } - else - alSetError(pContext, AL_INVALID_NAME); - } - else - alSetError(pContext, AL_INVALID_VALUE); - - ProcessContext(pContext); -} - - -AL_API ALvoid AL_APIENTRY alSelectDatabufferEXT(ALenum target, ALuint uiBuffer) -{ - ALCcontext *pContext; - ALdatabuffer *pBuffer = NULL; - ALCdevice *Device; - - pContext = GetContextSuspended(); - if(!pContext) return; - - Device = pContext->Device; - if(uiBuffer == 0 || - (pBuffer=LookupDatabuffer(Device->DatabufferMap, uiBuffer)) != NULL) - { - if(target == AL_SAMPLE_SOURCE_EXT) - pContext->SampleSource = pBuffer; - else if(target == AL_SAMPLE_SINK_EXT) - pContext->SampleSink = pBuffer; - else - alSetError(pContext, AL_INVALID_VALUE); - } - else - alSetError(pContext, AL_INVALID_NAME); - - ProcessContext(pContext); -} - - -AL_API ALvoid* AL_APIENTRY alMapDatabufferEXT(ALuint uiBuffer, ALintptrEXT start, ALsizeiptrEXT length, ALenum access) -{ - ALCcontext *pContext; - ALdatabuffer *pBuffer; - ALvoid *ret = NULL; - ALCdevice *Device; - - pContext = GetContextSuspended(); - if(!pContext) return NULL; - - Device = pContext->Device; - if((pBuffer=LookupDatabuffer(Device->DatabufferMap, uiBuffer)) != NULL) - { - if(start >= 0 && length >= 0 && start+length <= pBuffer->size) - { - if(access == AL_READ_ONLY_EXT || access == AL_WRITE_ONLY_EXT || - access == AL_READ_WRITE_EXT) - { - if(pBuffer->state == UNMAPPED) - { - ret = pBuffer->data + start; - pBuffer->state = MAPPED; - } - else - alSetError(pContext, AL_INVALID_OPERATION); - } - else - alSetError(pContext, AL_INVALID_ENUM); - } - else - alSetError(pContext, AL_INVALID_VALUE); - } - else - alSetError(pContext, AL_INVALID_NAME); - - ProcessContext(pContext); - - return ret; -} - -AL_API ALvoid AL_APIENTRY alUnmapDatabufferEXT(ALuint uiBuffer) -{ - ALCcontext *pContext; - ALdatabuffer *pBuffer; - ALCdevice *Device; - - pContext = GetContextSuspended(); - if(!pContext) return; - - Device = pContext->Device; - if((pBuffer=LookupDatabuffer(Device->DatabufferMap, uiBuffer)) != NULL) - { - if(pBuffer->state == MAPPED) - pBuffer->state = UNMAPPED; - else - alSetError(pContext, AL_INVALID_OPERATION); - } - else - alSetError(pContext, AL_INVALID_NAME); - - ProcessContext(pContext); -} - - -/* -* ReleaseALDatabuffers() -* -* INTERNAL FN : Called by DLLMain on exit to destroy any buffers that still exist -*/ -ALvoid ReleaseALDatabuffers(ALCdevice *device) -{ - ALsizei i; - for(i = 0;i < device->DatabufferMap.size;i++) - { - ALdatabuffer *temp = device->DatabufferMap.array[i].value; - device->DatabufferMap.array[i].value = NULL; - - // Release buffer data - free(temp->data); - - // Release Buffer structure - ALTHUNK_REMOVEENTRY(temp->databuffer); - memset(temp, 0, sizeof(ALdatabuffer)); - free(temp); - } -} |