AL_API ALvoid AL_APIENTRY alGenAuxiliaryEffectSlots(ALsizei n, ALuint *effectslots)
{
ALCcontext *Context;
Context = GetContextRef();
if(!Context) return;
if(n < 0 || IsBadWritePtr((void*)effectslots, n * sizeof(ALuint)))
alSetError(Context, AL_INVALID_VALUE);
else
{
ALenum err;
ALsizei i;
err = ResizeEffectSlotArray(Context, n);
if(err != AL_NO_ERROR)
{
alSetError(Context, err);
n = 0;
}
for(i = 0;i < n;i++)
{
ALeffectslot *slot = calloc(1, sizeof(ALeffectslot));
if(!slot || InitEffectSlot(slot) != AL_NO_ERROR)
{
free(slot);
// We must have run out or memory
alSetError(Context, AL_OUT_OF_MEMORY);
alDeleteAuxiliaryEffectSlots(i, effectslots);
break;
}
LockContext(Context);
err = ResizeEffectSlotArray(Context, 1);
if(err == AL_NO_ERROR)
Context->ActiveEffectSlots[Context->ActiveEffectSlotCount++] = slot;
UnlockContext(Context);
if(err == AL_NO_ERROR)
err = NewThunkEntry(&slot->effectslot);
if(err == AL_NO_ERROR)
err = InsertUIntMapEntry(&Context->EffectSlotMap, slot->effectslot, slot);
if(err != AL_NO_ERROR)
{
RemoveEffectSlotArray(Context, slot);
FreeThunkEntry(slot->effectslot);
ALeffectState_Destroy(slot->EffectState);
free(slot);
alSetError(Context, err);
alDeleteAuxiliaryEffectSlots(i, effectslots);
break;
}
effectslots[i] = slot->effectslot;
}
}
ALCcontext_DecRef(Context);
}
AL_API ALvoid AL_APIENTRY alDeleteAuxiliaryEffectSlots(ALsizei n, const ALuint *effectslots)
{
ALCcontext *Context;
ALeffectslot *EffectSlot;
ALsizei i;
Context = GetContextRef();
if(!Context) return;
if(n < 0)
alSetError(Context, AL_INVALID_VALUE);
else
{
// Check that all effectslots are valid
for(i = 0;i < n;i++)
{
if((EffectSlot=LookupEffectSlot(Context, effectslots[i])) == NULL)
{
alSetError(Context, AL_INVALID_NAME);
n = 0;
break;
}
else if(EffectSlot->ref != 0)
{
alSetError(Context, AL_INVALID_OPERATION);
n = 0;
break;
}
}
// All effectslots are valid
for(i = 0;i < n;i++)
{
// Recheck that the effectslot is valid, because there could be duplicated names
if((EffectSlot=RemoveEffectSlot(Context, effectslots[i])) == NULL)
continue;
FreeThunkEntry(EffectSlot->effectslot);
RemoveEffectSlotArray(Context, EffectSlot);
ALeffectState_Destroy(EffectSlot->EffectState);
memset(EffectSlot, 0, sizeof(ALeffectslot));
free(EffectSlot);
}
}
ALCcontext_DecRef(Context);
}
AL_API ALvoid AL_APIENTRY alDeleteAuxiliaryEffectSlots(ALsizei n, const ALuint *effectslots)
{
ALCcontext *Context;
ALeffectslot *slot;
ALsizei i;
Context = GetContextRef();
if(!Context) return;
al_try
{
CHECK_VALUE(Context, n >= 0);
for(i = 0;i < n;i++)
{
if((slot=LookupEffectSlot(Context, effectslots[i])) == NULL)
al_throwerr(Context, AL_INVALID_NAME);
if(slot->ref != 0)
al_throwerr(Context, AL_INVALID_OPERATION);
}
// All effectslots are valid
for(i = 0;i < n;i++)
{
if((slot=RemoveEffectSlot(Context, effectslots[i])) == NULL)
continue;
FreeThunkEntry(slot->id);
RemoveEffectSlotArray(Context, slot);
ALeffectState_Destroy(slot->EffectState);
memset(slot, 0, sizeof(*slot));
al_free(slot);
}
}
al_endtry;
ALCcontext_DecRef(Context);
}
AL_API ALvoid AL_APIENTRY alDeleteAuxiliaryEffectSlots(ALsizei n, const ALuint *effectslots)
{
ALCcontext *context;
ALeffectslot *slot;
ALsizei i;
context = GetContextRef();
if(!context) return;
if(!(n >= 0))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
for(i = 0;i < n;i++)
{
if((slot=LookupEffectSlot(context, effectslots[i])) == NULL)
SET_ERROR_AND_GOTO(context, AL_INVALID_NAME, done);
if(ReadRef(&slot->ref) != 0)
SET_ERROR_AND_GOTO(context, AL_INVALID_OPERATION, done);
}
// All effectslots are valid
for(i = 0;i < n;i++)
{
if((slot=RemoveEffectSlot(context, effectslots[i])) == NULL)
continue;
FreeThunkEntry(slot->id);
RemoveEffectSlotArray(context, slot);
DELETE_OBJ(slot->EffectState);
memset(slot, 0, sizeof(*slot));
al_free(slot);
}
done:
ALCcontext_DecRef(context);
}
