static HRESULT WINAPI IUnknownImpl_QueryInterface(IUnknown *iface, REFIID riid, void **ppv) { IDirectSoundFullDuplexImpl *This = impl_from_IUnknown(iface); TRACE("(%p,%s,%p)\n", This, debugstr_guid(riid), ppv); if (!ppv) { WARN("invalid parameter\n"); return E_INVALIDARG; } if (IsEqualIID(riid, &IID_IUnknown)) { IUnknown_AddRef(&This->IUnknown_iface); *ppv = &This->IUnknown_iface; return S_OK; } else if (IsEqualIID(riid, &IID_IDirectSoundFullDuplex)) { IDirectSoundFullDuplex_AddRef(&This->IDirectSoundFullDuplex_iface); *ppv = &This->IDirectSoundFullDuplex_iface; return S_OK; } else if (This->ds8_unk && (IsEqualIID(riid, &IID_IDirectSound) || IsEqualIID(riid, &IID_IDirectSound8))) return IUnknown_QueryInterface(This->ds8_unk, riid, ppv); else if (This->dsc8_unk && IsEqualIID(riid, &IID_IDirectSoundCapture)) return IUnknown_QueryInterface(This->dsc8_unk, riid, ppv); *ppv = NULL; return E_NOINTERFACE; }
static void test_COM(void) { IDirectSoundFullDuplex *dsfd = (IDirectSoundFullDuplex*)0xdeadbeef; IDirectSound *ds; IDirectSound8 *ds8; IDirectSoundCapture *dsc; IUnknown *unk, *unk8; IDirectSoundBuffer8 *dsb8; IDirectSoundCaptureBuffer8 *dscb8; DSBUFFERDESC bufdesc; DSCBUFFERDESC cbufdesc; WAVEFORMATEX wfx; ULONG refcount; HRESULT hr; /* COM aggregation */ hr = CoCreateInstance(&CLSID_DirectSoundFullDuplex, (IUnknown*)&dsfd, CLSCTX_INPROC_SERVER, &IID_IUnknown, (void**)&dsfd); ok(hr == CLASS_E_NOAGGREGATION, "DirectSoundFullDuplex create failed: %08x, expected CLASS_E_NOAGGREGATION\n", hr); ok(!dsfd, "dsfd = %p\n", dsfd); /* Invalid RIID */ hr = CoCreateInstance(&CLSID_DirectSoundFullDuplex, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectSound3DBuffer, (void**)&dsfd); ok(hr == E_NOINTERFACE, "DirectSoundFullDuplex create failed: %08x, expected E_NOINTERFACE\n", hr); /* Different refcount for IDirectSoundFullDuplex and for IUnknown */ hr = CoCreateInstance(&CLSID_DirectSoundFullDuplex, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectSoundFullDuplex, (void**)&dsfd); ok(hr == S_OK, "DirectSoundFullDuplex create failed: %08x, expected S_OK\n", hr); refcount = IDirectSoundFullDuplex_AddRef(dsfd); ok(refcount == 2, "refcount == %u, expected 2\n", refcount); hr = IDirectSoundFullDuplex_QueryInterface(dsfd, &IID_IUnknown, (void**)&unk); ok(hr == S_OK, "QueryInterface for IID_IUnknown failed: %08x\n", hr); refcount = IUnknown_AddRef(unk); ok(refcount == 2, "refcount == %u, expected 2\n", refcount); /* Not initialized */ hr = IDirectSoundFullDuplex_QueryInterface(dsfd, &IID_IDirectSound8, (void**)&ds8); ok(hr == E_NOINTERFACE, "QueryInterface for IID_IDirectSound8 failed: %08x, expected E_NOINTERFACE\n", hr); hr = IDirectSoundFullDuplex_QueryInterface(dsfd, &IID_IDirectSoundCapture, (void**)&dsc); ok(hr == E_NOINTERFACE, "QueryInterface for IID_IDirectSoundCapture failed: %08x, expected E_NOINTERFACE\n", hr); init_format(&wfx, WAVE_FORMAT_PCM, 44100, 16, 1); ZeroMemory(&bufdesc, sizeof(bufdesc)); bufdesc.dwSize = sizeof(bufdesc); bufdesc.dwBufferBytes = wfx.nAvgBytesPerSec; bufdesc.lpwfxFormat = &wfx; ZeroMemory(&cbufdesc, sizeof(cbufdesc)); cbufdesc.dwSize = sizeof(cbufdesc); cbufdesc.dwBufferBytes = wfx.nAvgBytesPerSec; cbufdesc.lpwfxFormat = &wfx; hr = IDirectSoundFullDuplex_Initialize(dsfd, NULL, NULL, &cbufdesc, &bufdesc, get_hwnd(), DSSCL_EXCLUSIVE, NULL, NULL); ok(hr == E_INVALIDARG, "IDirectSoundFullDuplex_Initialize failed: %08x, expected E_INVALIDARG\n", hr); hr = IDirectSoundFullDuplex_Initialize(dsfd, NULL, NULL, &cbufdesc, &bufdesc, get_hwnd(), DSSCL_EXCLUSIVE, &dscb8, &dsb8); if (hr == DSERR_NODRIVER || hr == DSERR_INVALIDCALL) { skip("No driver\n"); return; } ok(hr == S_OK, "IDirectSoundFullDuplex_Initialize failed: %08x\n", hr); /* IDirectSound and IDirectSound8 */ hr = IDirectSoundFullDuplex_QueryInterface(dsfd, &IID_IDirectSound8, (void**)&ds8); ok(hr == S_OK, "QueryInterface for IID_IDirectSound8 failed: %08x\n", hr); refcount = IDirectSound8_AddRef(ds8); ok(refcount == 2, "refcount == %u, expected 2\n", refcount); hr = IDirectSoundFullDuplex_QueryInterface(dsfd, &IID_IDirectSound, (void**)&ds); ok(hr == S_OK, "QueryInterface for IID_IDirectSound failed: %08x\n", hr); refcount = IDirectSound8_AddRef(ds8); ok(refcount == 4, "refcount == %u, expected 4\n", refcount); refcount = IDirectSound_AddRef(ds); ok(refcount == 5, "refcount == %u, expected 5\n", refcount); hr = IDirectSound8_QueryInterface(ds8, &IID_IUnknown, (void**)&unk8); ok(hr == S_OK, "QueryInterface for IID_IUnknown failed: %08x\n", hr); ok(unk == unk8, "Got different IUnknown when QI'ing IDirectSoundFullDuplex and IDirectSound\n"); refcount = IUnknown_AddRef(unk8); ok(refcount == 4, "refcount == %u, expected 4\n", refcount); refcount = IDirectSound_AddRef(ds); ok(refcount == 6, "refcount == %u, expected 6\n", refcount); refcount = IDirectSoundFullDuplex_AddRef(dsfd); ok(refcount == 3, "refcount == %u, expected 3\n", refcount); /* IDirectSoundCapture */ hr = IDirectSoundFullDuplex_QueryInterface(dsfd, &IID_IDirectSoundCapture, (void**)&dsc); ok(hr == S_OK, "QueryInterface for IID_IDirectSoundCapture failed: %08x\n", hr); refcount = IDirectSoundCapture_AddRef(dsc); ok(refcount == 2, "refcount == %u, expected 2\n", refcount); refcount = IDirectSoundFullDuplex_AddRef(dsfd); ok(refcount == 4, "refcount == %u, expected 4\n", refcount); hr = IDirectSoundCapture_QueryInterface(ds8, &IID_IUnknown, (void**)&unk8); ok(hr == S_OK, "QueryInterface for IID_IUnknown failed: %08x\n", hr); ok(unk == unk8, "Got different IUnknown when QI'ing IDirectSoundFullDuplex and IDirectSoundCapture\n"); refcount = IUnknown_AddRef(unk8); ok(refcount == 6, "refcount == %u, expected 6\n", refcount); IDirectSoundBuffer8_Release(dsb8); IDirectSoundCaptureBuffer8_Release(dscb8); while (IDirectSound8_Release(ds8)); while (IDirectSoundCapture_Release(dsc)); while (IDirectSoundFullDuplex_Release(dsfd)); while (IUnknown_Release(unk)); }