static HRESULT WINAPI CFProxy_CreateInstance(
LPCLASSFACTORY iface,
LPUNKNOWN pUnkOuter,/* [in] */
REFIID riid, /* [in] */
LPVOID *ppv /* [out] */
) {
ICOM_THIS_MULTI(CFProxy,lpvtbl_cf,iface);
HRESULT hres;
LPSTREAM pStream;
HGLOBAL hGlobal;
ULONG srstatus;
RPCOLEMESSAGE msg;
TRACE("(%p,%s,%p)\n",pUnkOuter,debugstr_guid(riid),ppv);
/* Send CreateInstance to the remote classfactory.
*
* Data: Only the 'IID'.
*/
msg.iMethod = 3;
msg.cbBuffer = sizeof(*riid);
msg.Buffer = NULL;
hres = IRpcChannelBuffer_GetBuffer(This->chanbuf,&msg,&IID_IClassFactory);
if (hres) {
FIXME("IRpcChannelBuffer_GetBuffer failed with %lx?\n",hres);
return hres;
}
memcpy(msg.Buffer,riid,sizeof(*riid));
hres = IRpcChannelBuffer_SendReceive(This->chanbuf,&msg,&srstatus);
if (hres) {
FIXME("IRpcChannelBuffer_SendReceive failed with %lx?\n",hres);
return hres;
}
if (!msg.cbBuffer) /* interface not found on remote */
return srstatus;
/* We got back: [Marshalled Interface data] */
TRACE("got %ld bytes data.\n",msg.cbBuffer);
hGlobal = GlobalAlloc(GMEM_MOVEABLE|GMEM_NODISCARD|GMEM_SHARE,msg.cbBuffer);
memcpy(GlobalLock(hGlobal),msg.Buffer,msg.cbBuffer);
hres = CreateStreamOnHGlobal(hGlobal,TRUE,&pStream);
if (hres) {
FIXME("CreateStreamOnHGlobal failed with %lx\n",hres);
return hres;
}
hres = CoUnmarshalInterface(
pStream,
riid,
ppv
);
IStream_Release(pStream); /* Does GlobalFree hGlobal too. */
if (hres) {
FIXME("CoMarshalInterface failed, %lx\n",hres);
return hres;
}
return S_OK;
}
/* helper: called for VT_DISPATCH / VT_UNKNOWN variants to unmarshal the buffer. returns Buffer on failure, new position otherwise */
static unsigned char *interface_variant_unmarshal(unsigned long *pFlags, unsigned char *Buffer, REFIID riid, VARIANT *pvar)
{
IStream *working;
HGLOBAL working_mem;
void *working_memlocked;
unsigned char *oldpos;
ULONG size;
HRESULT hr;
TRACE("pFlags=%ld, Buffer=%p, pvar=%p\n", *pFlags, Buffer, pvar);
oldpos = Buffer;
/* get the buffersize */
memcpy(&size, Buffer, sizeof(ULONG));
TRACE("buffersize=%ld\n", size);
working_mem = GlobalAlloc(0, size);
if (!working_mem) return oldpos;
hr = CreateStreamOnHGlobal(working_mem, TRUE, &working);
if (hr != S_OK) {
GlobalFree(working_mem);
return oldpos;
}
working_memlocked = GlobalLock(working_mem);
/* now we copy the contents of the marshalling buffer to working_memlocked, unlock it, and demarshal the stream */
memcpy(working_memlocked, Buffer + sizeof(ULONG), size);
GlobalUnlock(working_mem);
hr = CoUnmarshalInterface(working, riid, (void**)&V_UNKNOWN(pvar));
if (hr != S_OK) {
IStream_Release(working);
return oldpos;
}
IStream_Release(working); /* this also frees the underlying hglobal */
/* size includes the ULONG for the size written above */
TRACE("done, processed=%ld bytes\n", size);
return Buffer + size;
}
HRESULT WINAPI ObjectFromLresult( LRESULT result, REFIID riid, WPARAM wParam, void **ppObject )
{
WCHAR atom_str[sizeof(lresult_atom_prefix)/sizeof(WCHAR)+3*8+3];
HANDLE server_proc, server_mapping, mapping;
DWORD proc_id, size;
IStream *stream;
HGLOBAL data;
void *view;
HRESULT hr;
WCHAR *p;
TRACE("%ld %s %ld %p\n", result, debugstr_guid(riid), wParam, ppObject );
if(wParam)
FIXME("unsupported wParam = %lx\n", wParam);
if(!ppObject)
return E_INVALIDARG;
*ppObject = NULL;
if(result != (ATOM)result)
return E_FAIL;
if(!GlobalGetAtomNameW(result, atom_str, sizeof(atom_str)/sizeof(WCHAR)))
return E_FAIL;
if(memcmp(atom_str, lresult_atom_prefix, sizeof(lresult_atom_prefix)))
return E_FAIL;
p = atom_str + sizeof(lresult_atom_prefix)/sizeof(WCHAR);
proc_id = strtoulW(p, &p, 16);
if(*p != ':')
return E_FAIL;
server_mapping = ULongToHandle( strtoulW(p+1, &p, 16) );
if(*p != ':')
return E_FAIL;
size = strtoulW(p+1, &p, 16);
if(*p != 0)
return E_FAIL;
server_proc = OpenProcess(PROCESS_DUP_HANDLE, FALSE, proc_id);
if(!server_proc)
return E_FAIL;
if(!DuplicateHandle(server_proc, server_mapping, GetCurrentProcess(), &mapping,
0, FALSE, DUPLICATE_CLOSE_SOURCE|DUPLICATE_SAME_ACCESS))
return E_FAIL;
CloseHandle(server_proc);
GlobalDeleteAtom(result);
view = MapViewOfFile(mapping, FILE_MAP_READ, 0, 0, 0);
CloseHandle(mapping);
if(!view)
return E_FAIL;
data = GlobalAlloc(GMEM_FIXED, size);
if(!data) {
UnmapViewOfFile(view);
return E_OUTOFMEMORY;
}
memcpy(data, view, size);
UnmapViewOfFile(view);
hr = CreateStreamOnHGlobal(data, TRUE, &stream);
if(FAILED(hr)) {
GlobalFree(data);
return hr;
}
hr = CoUnmarshalInterface(stream, riid, ppObject);
IStream_Release(stream);
return hr;
}
static void test_marshal(void)
{
IStream *pStream;
IAudioClient *ac, *acDest;
IAudioCaptureClient *cc, *ccDest;
WAVEFORMATEX *pwfx;
HRESULT hr;
hr = IMMDevice_Activate(dev, &IID_IAudioClient, CLSCTX_INPROC_SERVER,
NULL, (void**)&ac);
ok(hr == S_OK, "Activation failed with %08x\n", hr);
if(hr != S_OK)
return;
hr = IAudioClient_GetMixFormat(ac, &pwfx);
ok(hr == S_OK, "GetMixFormat failed: %08x\n", hr);
hr = IAudioClient_Initialize(ac, AUDCLNT_SHAREMODE_SHARED, 0, 5000000,
0, pwfx, NULL);
ok(hr == S_OK, "Initialize failed: %08x\n", hr);
CoTaskMemFree(pwfx);
hr = IAudioClient_GetService(ac, &IID_IAudioCaptureClient, (void**)&cc);
ok(hr == S_OK, "GetService failed: %08x\n", hr);
if(hr != S_OK) {
IAudioClient_Release(ac);
return;
}
hr = CreateStreamOnHGlobal(NULL, TRUE, &pStream);
ok(hr == S_OK, "CreateStreamOnHGlobal failed 0x%08x\n", hr);
/* marshal IAudioClient */
hr = CoMarshalInterface(pStream, &IID_IAudioClient, (IUnknown*)ac, MSHCTX_INPROC, NULL, MSHLFLAGS_NORMAL);
ok(hr == S_OK, "CoMarshalInterface IAudioClient failed 0x%08x\n", hr);
IStream_Seek(pStream, ullZero, STREAM_SEEK_SET, NULL);
hr = CoUnmarshalInterface(pStream, &IID_IAudioClient, (void **)&acDest);
ok(hr == S_OK, "CoUnmarshalInterface IAudioClient failed 0x%08x\n", hr);
if (hr == S_OK)
IAudioClient_Release(acDest);
IStream_Seek(pStream, ullZero, STREAM_SEEK_SET, NULL);
/* marshal IAudioCaptureClient */
hr = CoMarshalInterface(pStream, &IID_IAudioCaptureClient, (IUnknown*)cc, MSHCTX_INPROC, NULL, MSHLFLAGS_NORMAL);
ok(hr == S_OK, "CoMarshalInterface IAudioCaptureClient failed 0x%08x\n", hr);
IStream_Seek(pStream, ullZero, STREAM_SEEK_SET, NULL);
hr = CoUnmarshalInterface(pStream, &IID_IAudioCaptureClient, (void **)&ccDest);
ok(hr == S_OK, "CoUnmarshalInterface IAudioCaptureClient failed 0x%08x\n", hr);
if (hr == S_OK)
IAudioCaptureClient_Release(ccDest);
IStream_Release(pStream);
IAudioClient_Release(ac);
IAudioCaptureClient_Release(cc);
}
