lightning-net-tokio: Allow custom smart pointers

diff --git a/lightning-net-tokio/src/lib.rs b/lightning-net-tokio/src/lib.rs
index 2ac10762b04eaf23f602bc3d8dcc987438542cae..645a7434e4536534138c5dd6150fe52bad55ff0c 100644 (file)
--- a/lightning-net-tokio/src/lib.rs
+++ b/lightning-net-tokio/src/lib.rs
@@ -84,6 +84,7 @@ use lightning::ln::peer_handler::CustomMessageHandler;
 use lightning::ln::msgs::{ChannelMessageHandler, RoutingMessageHandler, NetAddress};
 use lightning::util::logger::Logger;
 
+use std::ops::Deref;
 use std::task;
 use std::net::SocketAddr;
 use std::net::TcpStream as StdTcpStream;
@@ -120,11 +121,16 @@ struct Connection {
        id: u64,
 }
 impl Connection {
-       async fn poll_event_process<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, mut event_receiver: mpsc::Receiver<()>) where
-                       CMH: ChannelMessageHandler + 'static + Send + Sync,
-                       RMH: RoutingMessageHandler + 'static + Send + Sync,
-                       L: Logger + 'static + ?Sized + Send + Sync,
-                       UMH: CustomMessageHandler + 'static + Send + Sync {
+       async fn poll_event_process<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, L, UMH>>, mut event_receiver: mpsc::Receiver<()>) where
+                       CMH: Deref + 'static + Send + Sync,
+                       RMH: Deref + 'static + Send + Sync,
+                       L: Deref + 'static + Send + Sync,
+                       UMH: Deref + 'static + Send + Sync,
+                       CMH::Target: ChannelMessageHandler + Send + Sync,
+                       RMH::Target: RoutingMessageHandler + Send + Sync,
+                       L::Target: Logger + Send + Sync,
+                       UMH::Target: CustomMessageHandler + Send + Sync,
+    {
                loop {
                        if event_receiver.recv().await.is_none() {
                                return;
@@ -133,11 +139,16 @@ impl Connection {
                }
        }
 
-       async fn schedule_read<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, us: Arc<Mutex<Self>>, mut reader: io::ReadHalf<TcpStream>, mut read_wake_receiver: mpsc::Receiver<()>, mut write_avail_receiver: mpsc::Receiver<()>) where
-                       CMH: ChannelMessageHandler + 'static + Send + Sync,
-                       RMH: RoutingMessageHandler + 'static + Send + Sync,
-                       L: Logger + 'static + ?Sized + Send + Sync,
-                       UMH: CustomMessageHandler + 'static + Send + Sync {
+       async fn schedule_read<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, L, UMH>>, us: Arc<Mutex<Self>>, mut reader: io::ReadHalf<TcpStream>, mut read_wake_receiver: mpsc::Receiver<()>, mut write_avail_receiver: mpsc::Receiver<()>) where
+                       CMH: Deref + 'static + Send + Sync,
+                       RMH: Deref + 'static + Send + Sync,
+                       L: Deref + 'static + Send + Sync,
+                       UMH: Deref + 'static + Send + Sync,
+                       CMH::Target: ChannelMessageHandler + 'static + Send + Sync,
+                       RMH::Target: RoutingMessageHandler + 'static + Send + Sync,
+                       L::Target: Logger + 'static + Send + Sync,
+                       UMH::Target: CustomMessageHandler + 'static + Send + Sync,
+        {
                // Create a waker to wake up poll_event_process, above
                let (event_waker, event_receiver) = mpsc::channel(1);
                tokio::spawn(Self::poll_event_process(Arc::clone(&peer_manager), event_receiver));
@@ -255,11 +266,16 @@ fn get_addr_from_stream(stream: &StdTcpStream) -> Option<NetAddress> {
 /// The returned future will complete when the peer is disconnected and associated handling
 /// futures are freed, though, because all processing futures are spawned with tokio::spawn, you do
 /// not need to poll the provided future in order to make progress.
-pub fn setup_inbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, stream: StdTcpStream) -> impl std::future::Future<Output=()> where
-               CMH: ChannelMessageHandler + 'static + Send + Sync,
-               RMH: RoutingMessageHandler + 'static + Send + Sync,
-               L: Logger + 'static + ?Sized + Send + Sync,
-               UMH: CustomMessageHandler + 'static + Send + Sync {
+pub fn setup_inbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, L, UMH>>, stream: StdTcpStream) -> impl std::future::Future<Output=()> where
+               CMH: Deref + 'static + Send + Sync,
+               RMH: Deref + 'static + Send + Sync,
+               L: Deref + 'static + Send + Sync,
+               UMH: Deref + 'static + Send + Sync,
+               CMH::Target: ChannelMessageHandler + Send + Sync,
+               RMH::Target: RoutingMessageHandler + Send + Sync,
+               L::Target: Logger + Send + Sync,
+               UMH::Target: CustomMessageHandler + Send + Sync,
+{
        let remote_addr = get_addr_from_stream(&stream);
        let (reader, write_receiver, read_receiver, us) = Connection::new(stream);
        #[cfg(debug_assertions)]
@@ -297,11 +313,16 @@ pub fn setup_inbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManag
 /// The returned future will complete when the peer is disconnected and associated handling
 /// futures are freed, though, because all processing futures are spawned with tokio::spawn, you do
 /// not need to poll the provided future in order to make progress.
-pub fn setup_outbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, their_node_id: PublicKey, stream: StdTcpStream) -> impl std::future::Future<Output=()> where
-               CMH: ChannelMessageHandler + 'static + Send + Sync,
-               RMH: RoutingMessageHandler + 'static + Send + Sync,
-               L: Logger + 'static + ?Sized + Send + Sync,
-               UMH: CustomMessageHandler + 'static + Send + Sync {
+pub fn setup_outbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, L, UMH>>, their_node_id: PublicKey, stream: StdTcpStream) -> impl std::future::Future<Output=()> where
+               CMH: Deref + 'static + Send + Sync,
+               RMH: Deref + 'static + Send + Sync,
+               L: Deref + 'static + Send + Sync,
+               UMH: Deref + 'static + Send + Sync,
+               CMH::Target: ChannelMessageHandler + Send + Sync,
+               RMH::Target: RoutingMessageHandler + Send + Sync,
+               L::Target: Logger + Send + Sync,
+               UMH::Target: CustomMessageHandler + Send + Sync,
+{
        let remote_addr = get_addr_from_stream(&stream);
        let (reader, mut write_receiver, read_receiver, us) = Connection::new(stream);
        #[cfg(debug_assertions)]
@@ -368,11 +389,16 @@ pub fn setup_outbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerMana
 /// disconnected and associated handling futures are freed, though, because all processing in said
 /// futures are spawned with tokio::spawn, you do not need to poll the second future in order to
 /// make progress.
-pub async fn connect_outbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, their_node_id: PublicKey, addr: SocketAddr) -> Option<impl std::future::Future<Output=()>> where
-               CMH: ChannelMessageHandler + 'static + Send + Sync,
-               RMH: RoutingMessageHandler + 'static + Send + Sync,
-               L: Logger + 'static + ?Sized + Send + Sync,
-               UMH: CustomMessageHandler + 'static + Send + Sync {
+pub async fn connect_outbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, L, UMH>>, their_node_id: PublicKey, addr: SocketAddr) -> Option<impl std::future::Future<Output=()>> where
+               CMH: Deref + 'static + Send + Sync,
+               RMH: Deref + 'static + Send + Sync,
+               L: Deref + 'static + Send + Sync,
+               UMH: Deref + 'static + Send + Sync,
+               CMH::Target: ChannelMessageHandler + Send + Sync,
+               RMH::Target: RoutingMessageHandler + Send + Sync,
+               L::Target: Logger + Send + Sync,
+               UMH::Target: CustomMessageHandler + Send + Sync,
+{
        if let Ok(Ok(stream)) = time::timeout(Duration::from_secs(10), async { TcpStream::connect(&addr).await.map(|s| s.into_std().unwrap()) }).await {
                Some(setup_outbound(peer_manager, their_node_id, stream))
        } else { None }