124         self.send_vectored(&serializer.buffers[..], &serializer.handles[..])  in send()
137         let mut handles: [Option<Handle>; MAX_MSG_HANDLES] = Default::default();  in recv()  localVariable
138         let (byte_count, handle_count) = self.recv_vectored(&mut [buffer], &mut handles)?;  in recv()
140         T::deserialize(&buffer[..byte_count], &mut handles[..handle_count])  in recv()
151         handles: &mut [Option<Handle>],  in recv_vectored()
174                 handles: raw_handles.as_mut_ptr() as *mut i32,  in recv_vectored()
195             handles[index] = Some(Handle(*raw_handle));  in recv_vectored()
209     pub fn send_vectored(&self, buffers: &[&[u8]], handles: &[Handle]) -> crate::Result<()> {  in send_vectored()
224             num_handles: handles.len().try_into()?,  in send_vectored()
225             handles: handles.as_ptr() as *mut i32,  in send_vectored()
379     handles: arrayvec::ArrayVec<Handle, MAX_MSG_HANDLES>,  field
391         self.handles.try_push(Handle(handle.as_raw_fd())).or(Err(TipcError::AllocError))  in serialize_handle()