// DummyOutStream.cpp #include "StdAfx.h" #include "DummyOutStream.h" STDMETHODIMP CDummyOutStream::Write(const void *data, UInt32 size, UInt32 *processedSize) { UInt32 realProcessedSize = size; HRESULT res = S_OK; if (_stream) res = _stream->Write(data, size, &realProcessedSize); _size += realProcessedSize; if (processedSize) *processedSize = realProcessedSize; return res; }