upd4

examples/echo_server.c.v

@@ -0,0 +1,47 @@
+import netio
+
+fn main() {
+	ai := netio.translate_addr(
+		service:   '1081'
+		sock_type: netio.sock_stream
+		family:    netio.af_inet6
+		flags:     netio.ai_passive
+	)!
+
+	mut socket := netio.Socket{}
+	mut listen_addr := netio.SocketAddr{}
+
+	for a in ai {
+		socket = netio.Socket.new(a.family, a.sock_type, a.protocol)!
+		socket.set_option(netio.ipproto_ipv6, netio.ipv6_v6only, 0)!
+		socket.bind(a.addr) or {
+			socket.close()!
+			continue
+		}
+		listen_addr = a.addr
+		break
+	}
+
+	defer {
+		socket.close() or { panic(err) }
+	}
+
+	socket.listen(10) or {
+		eprintln('LISTEN: ${err}')
+		exit(1)
+	}
+
+	println('Listening on ${listen_addr}...')
+	for {
+		conn, remote_addr := socket.accept() or {
+			eprintln('ACCEPT: ${err}')
+			exit(1)
+		}
+		eprintln(netio.translate_name(remote_addr,
+			flags: netio.ni_numerichost | netio.ni_numericserv
+		)!)
+		eprintln(netio.translate_name(remote_addr)!)
+		eprintln('Remote address: ${remote_addr}')
+		conn.close()!
+	}
+}