static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(IDirectSoundBuffer *iface, REFIID riid,
void **ppobj)
{
IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
if (ppobj == NULL) {
WARN("invalid parameter\n");
return E_INVALIDARG;
}
*ppobj = NULL; /* assume failure */
if ( IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
IDirectSoundBuffer_AddRef(iface);
*ppobj = iface;
return S_OK;
}
/* DirectSoundBuffer and DirectSoundBuffer8 are different and */
/* a primary buffer can't have a DirectSoundBuffer8 interface */
if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
WARN("app requested DirectSoundBuffer8 on primary buffer\n");
return E_NOINTERFACE;
}
if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
ERR("app requested IDirectSoundNotify on primary buffer\n");
/* FIXME: should we support this? */
return E_NOINTERFACE;
}
if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
ERR("app requested IDirectSound3DBuffer on primary buffer\n");
return E_NOINTERFACE;
}
if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
*ppobj = &This->IDirectSound3DListener_iface;
IDirectSound3DListener_AddRef(&This->IDirectSound3DListener_iface);
return S_OK;
}
if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
*ppobj = &This->IKsPropertySet_iface;
IKsPropertySet_AddRef(&This->IKsPropertySet_iface);
return S_OK;
}
FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
return E_NOINTERFACE;
}
/* IUnknown methods */
static HRESULT WINAPI IKsPrivatePropertySetImpl_QueryInterface(
IKsPropertySet *iface, REFIID riid, void **ppobj)
{
IKsPrivatePropertySetImpl *This = impl_from_IKsPropertySet(iface);
TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IKsPropertySet)) {
*ppobj = iface;
IKsPropertySet_AddRef(iface);
return S_OK;
}
*ppobj = NULL;
return E_NOINTERFACE;
}