0.0.117 Bindings Changes

fuzz/src/chanmon_consistency.rs

@@ -39,7 +39,8 @@ use lightning::sign::{KeyMaterial, InMemorySigner, Recipient, EntropySource, Nod
 use lightning::events;
 use lightning::events::MessageSendEventsProvider;
 use lightning::ln::{PaymentHash, PaymentPreimage, PaymentSecret};
-use lightning::ln::channelmanager::{ChainParameters, ChannelDetails, ChannelManager, PaymentSendFailure, ChannelManagerReadArgs, PaymentId, RecipientOnionFields};
+use lightning::ln::channelmanager::{ChainParameters, ChannelDetails, ChannelManager, ChannelManagerReadArgs, PaymentId};
+use lightning::ln::outbound_payment::{RecipientOnionFields, PaymentSendFailure};
 use lightning::ln::channel::FEE_SPIKE_BUFFER_FEE_INCREASE_MULTIPLE;
 use lightning::ln::msgs::{self, CommitmentUpdate, ChannelMessageHandler, DecodeError, UpdateAddHTLC, Init};
 use lightning::ln::script::ShutdownScript;

fuzz/src/full_stack.rs

@@ -35,7 +35,8 @@ use lightning::chain::transaction::OutPoint;
 use lightning::sign::{InMemorySigner, Recipient, KeyMaterial, EntropySource, NodeSigner, SignerProvider};
 use lightning::events::Event;
 use lightning::ln::{ChannelId, PaymentHash, PaymentPreimage, PaymentSecret};
-use lightning::ln::channelmanager::{ChainParameters, ChannelDetails, ChannelManager, PaymentId, RecipientOnionFields, Retry};
+use lightning::ln::channelmanager::{ChainParameters, ChannelDetails, ChannelManager, PaymentId};
+use lightning::ln::outbound_payment::{RecipientOnionFields, Retry};
 use lightning::ln::peer_handler::{MessageHandler,PeerManager,SocketDescriptor,IgnoringMessageHandler};
 use lightning::ln::msgs::{self, DecodeError};
 use lightning::ln::script::ShutdownScript;

fuzz/src/onion_message.rs

@@ -14,7 +14,9 @@ use lightning::offers::invoice_request::UnsignedInvoiceRequest;
 use lightning::util::test_channel_signer::TestChannelSigner;
 use lightning::util::logger::Logger;
 use lightning::util::ser::{Readable, Writeable, Writer};
-use lightning::onion_message::{CustomOnionMessageContents, CustomOnionMessageHandler, Destination, MessageRouter, OffersMessage, OffersMessageHandler, OnionMessagePath, OnionMessenger};
+use lightning::onion_message::messenger::{CustomOnionMessageHandler, MessageRouter, OnionMessenger, Destination, OnionMessagePath};
+use lightning::onion_message::offers::{OffersMessage, OffersMessageHandler};
+use lightning::onion_message::packet::CustomOnionMessageContents;
 
 use crate::utils::test_logger;
 

lightning-background-processor/src/lib.rs

@@ -894,6 +894,7 @@ mod tests {
 		fn disconnect_socket(&mut self) {}
 	}
 
+	#[cfg(not(c_bindings))]
 	type ChannelManager =
 		channelmanager::ChannelManager<
 			Arc<ChainMonitor>,
@@ -905,9 +906,22 @@ mod tests {
 			Arc<DefaultRouter<
 				Arc<NetworkGraph<Arc<test_utils::TestLogger>>>,
 				Arc<test_utils::TestLogger>,
-				Arc<Mutex<TestScorer>>,
-				(),
-				TestScorer>
+				Arc<Mutex<TestScorer>>>
+			>,
+			Arc<test_utils::TestLogger>>;
+	#[cfg(c_bindings)]
+	type ChannelManager =
+		channelmanager::ChannelManager<
+			Arc<ChainMonitor>,
+			Arc<test_utils::TestBroadcaster>,
+			Arc<KeysManager>,
+			Arc<KeysManager>,
+			Arc<KeysManager>,
+			Arc<test_utils::TestFeeEstimator>,
+			Arc<DefaultRouter<
+				Arc<NetworkGraph<Arc<test_utils::TestLogger>>>,
+				Arc<test_utils::TestLogger>,
+				Arc<Mutex<TestScorer>>>
 			>,
 			Arc<test_utils::TestLogger>>;
 
@@ -1064,9 +1078,10 @@ mod tests {
 	}
 
 	impl ScoreLookUp for TestScorer {
+		#[cfg(not(c_bindings))]
 		type ScoreParams = ();
 		fn channel_penalty_msat(
-			&self, _short_channel_id: u64, _source: &NodeId, _target: &NodeId, _usage: ChannelUsage, _score_params: &Self::ScoreParams
+			&self, _short_channel_id: u64, _source: &NodeId, _target: &NodeId, _usage: ChannelUsage, _score_params: &lightning::routing::scoring::ProbabilisticScoringFeeParameters
 		) -> u64 { unimplemented!(); }
 	}
 

lightning-invoice/src/payment.rs

@@ -18,7 +18,8 @@ use lightning::chain;
 use lightning::chain::chaininterface::{BroadcasterInterface, FeeEstimator};
 use lightning::sign::{NodeSigner, SignerProvider, EntropySource};
 use lightning::ln::PaymentHash;
-use lightning::ln::channelmanager::{AChannelManager, ChannelManager, PaymentId, Retry, RetryableSendFailure, RecipientOnionFields, ProbeSendFailure};
+use lightning::ln::channelmanager::{AChannelManager, ChannelManager, PaymentId};
+use lightning::ln::outbound_payment::{ProbeSendFailure, RecipientOnionFields, RetryableSendFailure, Retry};
 use lightning::routing::router::{PaymentParameters, RouteParameters, Router};
 use lightning::util::logger::Logger;
 

lightning-invoice/src/utils.rs

@@ -800,7 +800,8 @@ mod test {
 	use lightning::sign::PhantomKeysManager;
 	use lightning::events::{MessageSendEvent, MessageSendEventsProvider, Event, EventsProvider};
 	use lightning::ln::{PaymentPreimage, PaymentHash};
-	use lightning::ln::channelmanager::{PhantomRouteHints, MIN_FINAL_CLTV_EXPIRY_DELTA, PaymentId, RecipientOnionFields, Retry};
+	use lightning::ln::channelmanager::{PhantomRouteHints, MIN_FINAL_CLTV_EXPIRY_DELTA, PaymentId};
+	use lightning::ln::outbound_payment::{RecipientOnionFields, Retry};
 	use lightning::ln::functional_test_utils::*;
 	use lightning::ln::msgs::ChannelMessageHandler;
 	use lightning::routing::router::{PaymentParameters, RouteParameters};

lightning-rapid-gossip-sync/src/lib.rs

@@ -78,10 +78,10 @@ use lightning::io;
 use lightning::routing::gossip::NetworkGraph;
 use lightning::util::logger::Logger;
 
-pub use crate::error::GraphSyncError;
+use crate::error::GraphSyncError;
 
 /// Error types that these functions can return
-mod error;
+pub mod error;
 
 /// Core functionality of this crate
 mod processing;

lightning/src/chain/channelmonitor.rs

@@ -737,7 +737,7 @@ pub struct ChannelMonitor<Signer: WriteableEcdsaChannelSigner> {
 	pub(super) inner: Mutex<ChannelMonitorImpl<Signer>>,
 }
 
-impl<Signer: WriteableEcdsaChannelSigner> Clone for ChannelMonitor<Signer> where Signer: Clone {
+impl<Signer: WriteableEcdsaChannelSigner> Clone for ChannelMonitor<Signer> {
 	fn clone(&self) -> Self {
 		let inner = self.inner.lock().unwrap().clone();
 		ChannelMonitor::from_impl(inner)
@@ -4174,8 +4174,8 @@ where
 
 const MAX_ALLOC_SIZE: usize = 64*1024;
 
-impl<'a, 'b, ES: EntropySource, SP: SignerProvider> ReadableArgs<(&'a ES, &'b SP)>
-		for (BlockHash, ChannelMonitor<SP::Signer>) {
+impl<'a, 'b, ES: EntropySource, SP: SignerProvider<Signer=Signer>, Signer: WriteableEcdsaChannelSigner> ReadableArgs<(&'a ES, &'b SP)>
+		for (BlockHash, ChannelMonitor<Signer>) {
 	fn read<R: io::Read>(reader: &mut R, args: (&'a ES, &'b SP)) -> Result<Self, DecodeError> {
 		macro_rules! unwrap_obj {
 			($key: expr) => {

lightning/src/events/bump_transaction.rs

@@ -402,6 +402,8 @@ impl Utxo {
 	}
 
 	/// Returns a `Utxo` with the `satisfaction_weight` estimate for a P2WPKH nested in P2SH output.
+	///
+	/// This is not exported to bindings users as WPubkeyHash is not yet exported
 	pub fn new_nested_p2wpkh(outpoint: OutPoint, value: u64, pubkey_hash: &WPubkeyHash) -> Self {
 		let script_sig_size = 1 /* script_sig length */ +
 			1 /* OP_0 */ +
@@ -418,6 +420,8 @@ impl Utxo {
 	}
 
 	/// Returns a `Utxo` with the `satisfaction_weight` estimate for a SegWit v0 P2WPKH output.
+	///
+	/// This is not exported to bindings users as WPubkeyHash is not yet exported
 	pub fn new_v0_p2wpkh(outpoint: OutPoint, value: u64, pubkey_hash: &WPubkeyHash) -> Self {
 		Self {
 			outpoint,

lightning/src/ln/channel.rs

@@ -5091,7 +5091,7 @@ impl<SP: Deref> Channel<SP> where
 				return None;
 			}
 		};
-		let our_node_sig = match node_signer.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelAnnouncement(&announcement)) {
+		let our_node_sig = match node_signer.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelAnnouncement(announcement.clone())) {
 			Err(_) => {
 				log_error!(logger, "Failed to generate node signature for channel_announcement. Channel will not be announced!");
 				return None;
@@ -5134,7 +5134,7 @@ impl<SP: Deref> Channel<SP> where
 				.map_err(|_| ChannelError::Ignore("Signer failed to retrieve own public key".to_owned()))?);
 			let were_node_one = announcement.node_id_1 == our_node_key;
 
-			let our_node_sig = node_signer.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelAnnouncement(&announcement))
+			let our_node_sig = node_signer.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelAnnouncement(announcement.clone()))
 				.map_err(|_| ChannelError::Ignore("Failed to generate node signature for channel_announcement".to_owned()))?;
 			match &self.context.holder_signer {
 				ChannelSignerType::Ecdsa(ecdsa) => {

lightning/src/ln/channelmanager.rs

@@ -77,7 +77,7 @@ use core::time::Duration;
 use core::ops::Deref;
 
 // Re-export this for use in the public API.
-pub use crate::ln::outbound_payment::{PaymentSendFailure, ProbeSendFailure, Retry, RetryableSendFailure, RecipientOnionFields};
+pub(crate) use crate::ln::outbound_payment::{PaymentSendFailure, ProbeSendFailure, Retry, RetryableSendFailure, RecipientOnionFields};
 use crate::ln::script::ShutdownScript;
 
 // We hold various information about HTLC relay in the HTLC objects in Channel itself:
@@ -792,7 +792,8 @@ struct PendingInboundPayment {
 /// or, respectively, [`Router`] for its router, but this type alias chooses the concrete types
 /// of [`KeysManager`] and [`DefaultRouter`].
 ///
-/// This is not exported to bindings users as Arcs don't make sense in bindings
+/// This is not exported to bindings users as type aliases aren't supported in most languages
+#[cfg(not(c_bindings))]
 pub type SimpleArcChannelManager<M, T, F, L> = ChannelManager<
 	Arc<M>,
 	Arc<T>,
@@ -804,8 +805,6 @@ pub type SimpleArcChannelManager<M, T, F, L> = ChannelManager<
 		Arc<NetworkGraph<Arc<L>>>,
 		Arc<L>,
 		Arc<RwLock<ProbabilisticScorer<Arc<NetworkGraph<Arc<L>>>, Arc<L>>>>,
-		ProbabilisticScoringFeeParameters,
-		ProbabilisticScorer<Arc<NetworkGraph<Arc<L>>>, Arc<L>>,
 	>>,
 	Arc<L>
 >;
@@ -820,7 +819,8 @@ pub type SimpleArcChannelManager<M, T, F, L> = ChannelManager<
 /// or, respectively, [`Router`]  for its router, but this type alias chooses the concrete types
 /// of [`KeysManager`] and [`DefaultRouter`].
 ///
-/// This is not exported to bindings users as Arcs don't make sense in bindings
+/// This is not exported to bindings users as type aliases aren't supported in most languages
+#[cfg(not(c_bindings))]
 pub type SimpleRefChannelManager<'a, 'b, 'c, 'd, 'e, 'f, 'g, 'h, M, T, F, L> =
 	ChannelManager<
 		&'a M,
@@ -833,8 +833,6 @@ pub type SimpleRefChannelManager<'a, 'b, 'c, 'd, 'e, 'f, 'g, 'h, M, T, F, L> =
 			&'f NetworkGraph<&'g L>,
 			&'g L,
 			&'h RwLock<ProbabilisticScorer<&'f NetworkGraph<&'g L>, &'g L>>,
-			ProbabilisticScoringFeeParameters,
-			ProbabilisticScorer<&'f NetworkGraph<&'g L>, &'g L>
 		>,
 		&'g L
 	>;
@@ -3345,7 +3343,7 @@ where
 		// If we returned an error and the `node_signer` cannot provide a signature for whatever
 		// reason`, we wouldn't be able to receive inbound payments through the corresponding
 		// channel.
-		let sig = self.node_signer.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelUpdate(&unsigned)).unwrap();
+		let sig = self.node_signer.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelUpdate(unsigned.clone())).unwrap();
 
 		Ok(msgs::ChannelUpdate {
 			signature: sig,
@@ -3984,7 +3982,7 @@ where
 	/// [`ChannelUnavailable`]: APIError::ChannelUnavailable
 	/// [`APIMisuseError`]: APIError::APIMisuseError
 	pub fn update_partial_channel_config(
-		&self, counterparty_node_id: &PublicKey, channel_ids: &[ChannelId], config_update: &ChannelConfigUpdate,
+		&self, counterparty_node_id: &PublicKey, channel_ids: Vec<ChannelId>, config_update: &ChannelConfigUpdate,
 	) -> Result<(), APIError> {
 		if config_update.cltv_expiry_delta.map(|delta| delta < MIN_CLTV_EXPIRY_DELTA).unwrap_or(false) {
 			return Err(APIError::APIMisuseError {
@@ -3998,14 +3996,14 @@ where
 			.ok_or_else(|| APIError::ChannelUnavailable { err: format!("Can't find a peer matching the passed counterparty node_id {}", counterparty_node_id) })?;
 		let mut peer_state_lock = peer_state_mutex.lock().unwrap();
 		let peer_state = &mut *peer_state_lock;
-		for channel_id in channel_ids {
+		for channel_id in channel_ids.iter() {
 			if !peer_state.has_channel(channel_id) {
 				return Err(APIError::ChannelUnavailable {
 					err: format!("Channel with ID {} was not found for the passed counterparty_node_id {}", channel_id, counterparty_node_id),
 				});
 			};
 		}
-		for channel_id in channel_ids {
+		for channel_id in channel_ids.iter() {
 			if let Some(channel_phase) = peer_state.channel_by_id.get_mut(channel_id) {
 				let mut config = channel_phase.context().config();
 				config.apply(config_update);
@@ -4059,7 +4057,7 @@ where
 	/// [`ChannelUnavailable`]: APIError::ChannelUnavailable
 	/// [`APIMisuseError`]: APIError::APIMisuseError
 	pub fn update_channel_config(
-		&self, counterparty_node_id: &PublicKey, channel_ids: &[ChannelId], config: &ChannelConfig,
+		&self, counterparty_node_id: &PublicKey, channel_ids: Vec<ChannelId>, config: &ChannelConfig,
 	) -> Result<(), APIError> {
 		return self.update_partial_channel_config(counterparty_node_id, channel_ids, &(*config).into());
 	}

lightning/src/ln/features.rs

@@ -435,6 +435,7 @@ pub struct Features<T: sealed::Context> {
 	mark: PhantomData<T>,
 }
 
+/// This is not exported to bindings users but probably should be.
 impl<T: sealed::Context, Rhs: Borrow<Self>> core::ops::BitOrAssign<Rhs> for Features<T> {
 	fn bitor_assign(&mut self, rhs: Rhs) {
 		let total_feature_len = cmp::max(self.flags.len(), rhs.borrow().flags.len());
@@ -445,6 +446,7 @@ impl<T: sealed::Context, Rhs: Borrow<Self>> core::ops::BitOrAssign<Rhs> for Feat
 	}
 }
 
+/// This is not exported to bindings users but probably should be.
 impl<T: sealed::Context> core::ops::BitOr for Features<T> {
 	type Output = Self;
 

lightning/src/ln/mod.rs

@@ -36,7 +36,7 @@ pub(crate) mod channel;
 pub use channel_id::ChannelId;
 
 pub(crate) mod onion_utils;
-mod outbound_payment;
+pub mod outbound_payment;
 pub mod wire;
 
 // Older rustc (which we support) refuses to let us call the get_payment_preimage_hash!() macro

lightning/src/ln/msgs.rs

@@ -1011,16 +1011,17 @@ impl FromStr for SocketAddress {
 }
 
 /// Represents the set of gossip messages that require a signature from a node's identity key.
-pub enum UnsignedGossipMessage<'a> {
+#[derive(Clone)]
+pub enum UnsignedGossipMessage {
 	/// An unsigned channel announcement.
-	ChannelAnnouncement(&'a UnsignedChannelAnnouncement),
+	ChannelAnnouncement(UnsignedChannelAnnouncement),
 	/// An unsigned channel update.
-	ChannelUpdate(&'a UnsignedChannelUpdate),
+	ChannelUpdate(UnsignedChannelUpdate),
 	/// An unsigned node announcement.
-	NodeAnnouncement(&'a UnsignedNodeAnnouncement)
+	NodeAnnouncement(UnsignedNodeAnnouncement)
 }
 
-impl<'a> Writeable for UnsignedGossipMessage<'a> {
+impl Writeable for UnsignedGossipMessage {
 	fn write<W: Writer>(&self, writer: &mut W) -> Result<(), io::Error> {
 		match self {
 			UnsignedGossipMessage::ChannelAnnouncement(ref msg) => msg.write(writer),

lightning/src/ln/peer_handler.rs

@@ -24,12 +24,14 @@ use crate::ln::ChannelId;
 use crate::ln::features::{InitFeatures, NodeFeatures};
 use crate::ln::msgs;
 use crate::ln::msgs::{ChannelMessageHandler, LightningError, SocketAddress, OnionMessageHandler, RoutingMessageHandler};
+#[cfg(not(c_bindings))]
 use crate::ln::channelmanager::{SimpleArcChannelManager, SimpleRefChannelManager};
 use crate::util::ser::{VecWriter, Writeable, Writer};
 use crate::ln::peer_channel_encryptor::{PeerChannelEncryptor,NextNoiseStep};
 use crate::ln::wire;
 use crate::ln::wire::{Encode, Type};
-use crate::onion_message::{CustomOnionMessageContents, CustomOnionMessageHandler, OffersMessage, OffersMessageHandler, SimpleArcOnionMessenger, SimpleRefOnionMessenger};
+use crate::onion_message::packet::CustomOnionMessageContents;
+use crate::onion_message::{CustomOnionMessageHandler, OffersMessage, OffersMessageHandler, SimpleArcOnionMessenger, SimpleRefOnionMessenger};
 use crate::routing::gossip::{NetworkGraph, P2PGossipSync, NodeId, NodeAlias};
 use crate::util::atomic_counter::AtomicCounter;
 use crate::util::logger::Logger;
@@ -607,7 +609,8 @@ impl Peer {
 /// SimpleRefPeerManager is the more appropriate type. Defining these type aliases prevents
 /// issues such as overly long function definitions.
 ///
-/// This is not exported to bindings users as `Arc`s don't make sense in bindings.
+/// This is not exported to bindings users as type aliases aren't supported in most languages.
+#[cfg(not(c_bindings))]
 pub type SimpleArcPeerManager<SD, M, T, F, C, L> = PeerManager<
 	SD,
 	Arc<SimpleArcChannelManager<M, T, F, L>>,
@@ -625,7 +628,8 @@ pub type SimpleArcPeerManager<SD, M, T, F, C, L> = PeerManager<
 /// But if this is not necessary, using a reference is more efficient. Defining these type aliases
 /// helps with issues such as long function definitions.
 ///
-/// This is not exported to bindings users as general type aliases don't make sense in bindings.
+/// This is not exported to bindings users as type aliases aren't supported in most languages.
+#[cfg(not(c_bindings))]
 pub type SimpleRefPeerManager<
 	'a, 'b, 'c, 'd, 'e, 'f, 'logger, 'h, 'i, 'j, 'graph, SD, M, T, F, C, L
 > = PeerManager<
@@ -2445,7 +2449,7 @@ impl<Descriptor: SocketDescriptor, CM: Deref, RM: Deref, OM: Deref, L: Deref, CM
 			excess_data: Vec::new(),
 		};
 		let node_announce_sig = match self.node_signer.sign_gossip_message(
-			msgs::UnsignedGossipMessage::NodeAnnouncement(&announcement)
+			msgs::UnsignedGossipMessage::NodeAnnouncement(announcement.clone())
 		) {
 			Ok(sig) => sig,
 			Err(_) => {

lightning/src/ln/priv_short_conf_tests.rs

@@ -516,7 +516,7 @@ fn test_scid_alias_returned() {
 		fee_proportional_millionths: last_hop[0].counterparty.forwarding_info.as_ref().unwrap().fee_proportional_millionths,
 		excess_data: Vec::new(),
 	};
-	let signature = nodes[1].keys_manager.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelUpdate(&contents)).unwrap();
+	let signature = nodes[1].keys_manager.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelUpdate(contents.clone())).unwrap();
 	let msg = msgs::ChannelUpdate { signature, contents };
 
 	let mut err_data = Vec::new();