Add websocket to NetAddr

lightning/src/ln/msgs.rs

@@ -545,6 +545,11 @@ pub enum NetAddress {
 		/// The port on which the node is listening.
 		port: u16,
 	},
+	/// A websocket address/port on which the peer is listening.
+	Websocket {
+		/// The port on which the node is listening.
+		port: u16,
+	},
 }
 impl NetAddress {
 	/// Gets the ID of this address type. Addresses in [`NodeAnnouncement`] messages should be sorted
@@ -556,6 +561,7 @@ impl NetAddress {
 			&NetAddress::OnionV2(_) => { 3 },
 			&NetAddress::OnionV3 {..} => { 4 },
 			&NetAddress::Hostname {..} => { 5 },
+			&NetAddress::Websocket {..} => { 6 },
 		}
 	}
 
@@ -568,6 +574,7 @@ impl NetAddress {
 			&NetAddress::OnionV3 { .. } => { 37 },
 			// Consists of 1-byte hostname length, hostname bytes, and 2-byte port.
 			&NetAddress::Hostname { ref hostname, .. } => { u16::from(hostname.len()) + 3 },
+			&NetAddress::Websocket { .. } => { 2 },
 		}
 	}
 
@@ -606,6 +613,9 @@ impl Writeable for NetAddress {
 				hostname.write(writer)?;
 				port.write(writer)?;
 			},
+			&NetAddress::Websocket { ref port } => {
+				port.write(writer)?;
+			},
 		}
 		Ok(())
 	}
@@ -642,6 +652,11 @@ impl Readable for Result<NetAddress, u8> {
 					port: Readable::read(reader)?,
 				}))
 			},
+			6 => {
+				Ok(Ok(NetAddress::Websocket {
+					port: Readable::read(reader)?,
+				}))
+			},
 			_ => return Ok(Err(byte)),
 		}
 	}