486 pub enum StreamResult {  enum
649     ) -> Poll<Result<StreamResult>>;  in poll_produce()  argument
674     ) -> Poll<Result<StreamResult>> {  in poll_produce()  argument
675         Poll::Ready(Ok(StreamResult::Dropped))  in poll_produce()
692     ) -> Poll<Result<StreamResult>> {  in poll_produce()  argument
693         Poll::Ready(Ok(StreamResult::Dropped))  in poll_produce()
710     ) -> Poll<Result<StreamResult>> {  in poll_produce()  argument
712         Poll::Ready(Ok(StreamResult::Dropped))  in poll_produce()
729     ) -> Poll<Result<StreamResult>> {  in poll_produce()  argument
731         Poll::Ready(Ok(StreamResult::Dropped))  in poll_produce()
746     ) -> Poll<Result<StreamResult>> {  in poll_produce()  argument
748         Poll::Ready(Ok(StreamResult::Dropped))  in poll_produce()
763     ) -> Poll<Result<StreamResult>> {  in poll_produce()  argument
765         Poll::Ready(Ok(StreamResult::Dropped))  in poll_produce()
1082     ) -> Poll<Result<StreamResult>>;  in poll_consume()  argument
1200             ) -> Poll<Result<StreamResult>> {  in new()  argument
1215                         StreamResult::Completed  in new()
1217                         StreamResult::Cancelled  in new()
1271             ) -> Poll<Result<StreamResult>> {  in pipe()  argument
1289                     StreamResult::Completed  in pipe()
1291                     StreamResult::Cancelled  in pipe()
2148     dyn Fn() -> Pin<Box<dyn Future<Output = Result<StreamResult>> + Send + 'static>> + Send + Sync,
2220                     -> Pin<Box<dyn Future<Output = Result<StreamResult>> + Send + 'a>>
2243 fn return_code(kind: TransmitKind, state: StreamResult, guest_offset: usize) -> Result<ReturnCode> {  in return_code()  argument
2246         StreamResult::Dropped => ReturnCode::Dropped(count),  in return_code()
2247         StreamResult::Completed => ReturnCode::completed(kind, count),  in return_code()
2248         StreamResult::Cancelled => ReturnCode::Cancelled(count),  in return_code()
2257         future: Pin<Box<dyn Future<Output = Result<StreamResult>> + Send + 'static>>,  in pipe_from_guest()
2274                     StreamResult::Dropped => ReadState::Dropped,  in pipe_from_guest()
2275                     StreamResult::Completed | StreamResult::Cancelled => ReadState::HostReady {  in pipe_from_guest()
2299         future: Pin<Box<dyn Future<Output = Result<StreamResult>> + Send + 'static>>,  in pipe_to_guest()
2317                     StreamResult::Dropped => WriteState::Dropped,  in pipe_to_guest()
2318                     StreamResult::Completed | StreamResult::Cancelled => WriteState::HostReady {  in pipe_to_guest()
2619                         (StreamResult::Completed, false)  in new_transmit()
2637                         StreamResult::Completed => {  in new_transmit()
2649                         StreamResult::Cancelled => {  in new_transmit()
2657                         StreamResult::Dropped => {  in new_transmit()
2672                             StreamResult::Dropped  in new_transmit()
2674                             StreamResult::Completed  in new_transmit()
2779                     StreamResult::Completed => {  in set_consumer()
2800                     StreamResult::Cancelled => {  in set_consumer()
2808                     StreamResult::Dropped => {}  in set_consumer()
2878                             StreamResult::Completed | StreamResult::Cancelled => {}  in set_consumer()
2879                             StreamResult::Dropped => break Ok(()),  in set_consumer()
3028             let mut state = StreamResult::Completed;  in write()
3031             while !matches!(state, StreamResult::Dropped) && position < limit {  in write()
3041                 while !(matches!(state, StreamResult::Dropped) || buffer.remaining().is_empty()) {  in write()
3048                     StreamResult::Dropped => ReadState::Dropped,  in write()
3049                     StreamResult::Completed | StreamResult::Cancelled => ReadState::HostToHost {  in write()