Reads the binary data. Deprecated.
HRESULT Read( LPVOID pvData, DWORD cbSize, LPDWORD pcbRead );
If the method succeeds, the return value is DXFILE_OK. If the method fails, the return value can be one of the following values: DXFILEERR_BADVALUE, DXFILEERR_NOMOREDATA.
Header: Declared in Dxfile.h.