Merge pull request #1983 from valentinewallace/2022-01-update-contributingmd

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

diff --git a/lightning/src/ln/msgs.rs b/lightning/src/ln/msgs.rs
index f246332267be49ee6100950cf03dfdf674853ee5..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.
 ///
@@ -934,9 +953,9 @@ pub enum OptionalField<T> {
 pub trait ChannelMessageHandler : MessageSendEventsProvider {
        // Channel init:
        /// Handle an incoming `open_channel` message from the given peer.
-       fn handle_open_channel(&self, their_node_id: &PublicKey, their_features: InitFeatures, msg: &OpenChannel);
+       fn handle_open_channel(&self, their_node_id: &PublicKey, msg: &OpenChannel);
        /// Handle an incoming `accept_channel` message from the given peer.
-       fn handle_accept_channel(&self, their_node_id: &PublicKey, their_features: InitFeatures, msg: &AcceptChannel);
+       fn handle_accept_channel(&self, their_node_id: &PublicKey, msg: &AcceptChannel);
        /// Handle an incoming `funding_created` message from the given peer.
        fn handle_funding_created(&self, their_node_id: &PublicKey, msg: &FundingCreated);
        /// Handle an incoming `funding_signed` message from the given peer.
@@ -946,7 +965,7 @@ pub trait ChannelMessageHandler : MessageSendEventsProvider {
 
        // Channl close:
        /// Handle an incoming `shutdown` message from the given peer.
-       fn handle_shutdown(&self, their_node_id: &PublicKey, their_features: &InitFeatures, msg: &Shutdown);
+       fn handle_shutdown(&self, their_node_id: &PublicKey, msg: &Shutdown);
        /// Handle an incoming `closing_signed` message from the given peer.
        fn handle_closing_signed(&self, their_node_id: &PublicKey, msg: &ClosingSigned);