From d73711104482c78d501a5ea47a39b466585ca34d Mon Sep 17 00:00:00 2001
From: Matt Corallo <git@bluematt.me>
Date: Tue, 20 Oct 2020 14:01:22 -0400
Subject: [PATCH] derive(Clone) for several pub simple data structs.

There is no reason not to and Clone can be useful especially in the
bindings context.
---
 lightning/src/chain/channelmonitor.rs | 2 +-
 lightning/src/ln/chan_utils.rs        | 1 +
 lightning/src/ln/channelmanager.rs    | 1 +
 lightning/src/ln/msgs.rs              | 3 +++
 lightning/src/routing/router.rs       | 1 +
 lightning/src/util/events.rs          | 2 +-
 6 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/lightning/src/chain/channelmonitor.rs b/lightning/src/chain/channelmonitor.rs
index bb8d8c32..c3382caa 100644
--- a/lightning/src/chain/channelmonitor.rs
+++ b/lightning/src/chain/channelmonitor.rs
@@ -179,7 +179,7 @@ pub enum ChannelMonitorUpdateErr {
 pub struct MonitorUpdateError(pub &'static str);
 
 /// An event to be processed by the ChannelManager.
-#[derive(PartialEq)]
+#[derive(Clone, PartialEq)]
 pub enum MonitorEvent {
 	/// A monitor event containing an HTLCUpdate.
 	HTLCEvent(HTLCUpdate),
diff --git a/lightning/src/ln/chan_utils.rs b/lightning/src/ln/chan_utils.rs
index 540155a3..7b7d511d 100644
--- a/lightning/src/ln/chan_utils.rs
+++ b/lightning/src/ln/chan_utils.rs
@@ -318,6 +318,7 @@ impl_writeable!(TxCreationKeys, 33*6,
 /// in the signer.
 /// The pre-calculated keys are an optimization, because ChannelKeys has enough
 /// information to re-derive them.
+#[derive(PartialEq, Clone)]
 pub struct PreCalculatedTxCreationKeys(TxCreationKeys);
 
 impl PreCalculatedTxCreationKeys {
diff --git a/lightning/src/ln/channelmanager.rs b/lightning/src/ln/channelmanager.rs
index a884b5f7..d47eba05 100644
--- a/lightning/src/ln/channelmanager.rs
+++ b/lightning/src/ln/channelmanager.rs
@@ -475,6 +475,7 @@ const CHECK_CLTV_EXPIRY_SANITY: u32 = CLTV_EXPIRY_DELTA as u32 - LATENCY_GRACE_P
 const CHECK_CLTV_EXPIRY_SANITY_2: u32 = CLTV_EXPIRY_DELTA as u32 - LATENCY_GRACE_PERIOD_BLOCKS - 2*CLTV_CLAIM_BUFFER;
 
 /// Details of a channel, as returned by ChannelManager::list_channels and ChannelManager::list_usable_channels
+#[derive(Clone)]
 pub struct ChannelDetails {
 	/// The channel's ID (prior to funding transaction generation, this is a random 32 bytes,
 	/// thereafter this is the txid of the funding transaction xor the funding transaction output).
diff --git a/lightning/src/ln/msgs.rs b/lightning/src/ln/msgs.rs
index 16ba0862..f57cf0fd 100644
--- a/lightning/src/ln/msgs.rs
+++ b/lightning/src/ln/msgs.rs
@@ -64,6 +64,7 @@ pub enum DecodeError {
 }
 
 /// An init message to be sent or received from a peer
+#[derive(Clone)]
 pub struct Init {
 	#[cfg(not(feature = "fuzztarget"))]
 	pub(crate) features: InitFeatures,
@@ -84,6 +85,7 @@ pub struct ErrorMessage {
 }
 
 /// A ping message to be sent or received from a peer
+#[derive(Clone)]
 pub struct Ping {
 	/// The desired response length
 	pub ponglen: u16,
@@ -93,6 +95,7 @@ pub struct Ping {
 }
 
 /// A pong message to be sent or received from a peer
+#[derive(Clone)]
 pub struct Pong {
 	/// The pong packet size.
 	/// This field is not sent on the wire. byteslen zeros are sent.
diff --git a/lightning/src/routing/router.rs b/lightning/src/routing/router.rs
index 56beb2ea..64a08e73 100644
--- a/lightning/src/routing/router.rs
+++ b/lightning/src/routing/router.rs
@@ -113,6 +113,7 @@ impl Readable for Route {
 }
 
 /// A channel descriptor which provides a last-hop route to get_route
+#[derive(Clone)]
 pub struct RouteHint {
 	/// The node_id of the non-target end of the route
 	pub src_node_id: PublicKey,
diff --git a/lightning/src/util/events.rs b/lightning/src/util/events.rs
index 60191b88..3eeacdc7 100644
--- a/lightning/src/util/events.rs
+++ b/lightning/src/util/events.rs
@@ -31,7 +31,7 @@ use std::time::Duration;
 /// Note that while Writeable and Readable are implemented for Event, you probably shouldn't use
 /// them directly as they don't round-trip exactly (for example FundingGenerationReady is never
 /// written as it makes no sense to respond to it after reconnecting to peers).
-#[derive(Debug)]
+#[derive(Clone, Debug)]
 pub enum Event {
 	/// Used to indicate that the client should generate a funding transaction with the given
 	/// parameters and then call ChannelManager::funding_transaction_generated.
-- 
2.30.2