14 use smoltcp::socket::tcp;
128         let mut socket = sockets.get_mut::<tcp::Socket>(server_handle);  in main()  localVariable
129         if !socket.is_active() && !socket.is_listening() {  in main()
132                 socket.listen(1234).unwrap();  in main()
137         if socket.can_recv() {  in main()
140                 socket.recv(|buffer| { (buffer.len(), str::from_utf8(buffer).unwrap()) })  in main()
142             socket.close();  in main()
146         let mut socket = sockets.get_mut::<tcp::Socket>(client_handle);  in main()  localVariable
148         if !socket.is_open() {  in main()
151                 socket  in main()
158         if socket.can_send() {  in main()
160             socket.send_slice(b"0123456789abcdef").unwrap();  in main()
161             socket.close();  in main()