Add NodeSigner::sign_gossip_message

[rust-lightning] / lightning / src / ln / msgs.rs

diff --git a/lightning/src/ln/msgs.rs b/lightning/src/ln/msgs.rs
index 6cbcd9787008f30901ddbed5232ada6c93d0e71f..40817aa3c7d5494e6d4340427d666a5a4fe363ed 100644 (file)
--- a/lightning/src/ln/msgs.rs
+++ b/lightning/src/ln/msgs.rs
@@ -632,6 +632,25 @@ impl Readable for NetAddress {
        }
 }
 
+/// Represents the set of gossip messages that require a signature from a node's identity key.
+pub enum UnsignedGossipMessage<'a> {
+       /// An unsigned channel announcement.
+       ChannelAnnouncement(&'a UnsignedChannelAnnouncement),
+       /// An unsigned channel update.
+       ChannelUpdate(&'a UnsignedChannelUpdate),
+       /// An unsigned node announcement.
+       NodeAnnouncement(&'a UnsignedNodeAnnouncement)
+}
+
+impl<'a> Writeable for UnsignedGossipMessage<'a> {
+       fn write<W: Writer>(&self, writer: &mut W) -> Result<(), io::Error> {
+               match self {
+                       UnsignedGossipMessage::ChannelAnnouncement(ref msg) => msg.write(writer),
+                       UnsignedGossipMessage::ChannelUpdate(ref msg) => msg.write(writer),
+                       UnsignedGossipMessage::NodeAnnouncement(ref msg) => msg.write(writer),
+               }
+       }
+}
 
 /// The unsigned part of a [`node_announcement`] message.
 ///