+// This file is Copyright its original authors, visible in version control
+// history and in the source files from which this was generated.
+//
+// This file is licensed under the license available in the LICENSE or LICENSE.md
+// file in the root of this repository or, if no such file exists, the same
+// license as that which applies to the original source files from which this
+// source was automatically generated.
+
//! Events are returned from various bits in the library which indicate some action must be taken
//! by the client.
//!
/// Note that *all inputs* in the funding transaction must spend SegWit outputs or your
/// counterparty can steal your funds!
FundingGenerationReady {
+ /// The random channel_id we picked which you'll need to pass into
+ /// ChannelManager::funding_transaction_generated.
temporary_channel_id: crate::c_types::ThirtyTwoBytes,
+ /// The value, in satoshis, that the output should have.
channel_value_satoshis: u64,
+ /// The script which should be used in the transaction output.
output_script: crate::c_types::derived::CVec_u8Z,
+ /// The value passed in to ChannelManager::create_channel
user_channel_id: u64,
},
/// Used to indicate that the client may now broadcast the funding transaction it created for a
/// channel. Broadcasting such a transaction prior to this event may lead to our counterparty
/// trivially stealing all funds in the funding transaction!
FundingBroadcastSafe {
+ /// The output, which was passed to ChannelManager::funding_transaction_generated, which is
+ /// now safe to broadcast.
funding_txo: crate::chain::transaction::OutPoint,
+ /// The value passed in to ChannelManager::create_channel
user_channel_id: u64,
},
/// Indicates we've received money! Just gotta dig out that payment preimage and feed it to
/// ChannelManager::fail_htlc_backwards within the HTLC's timeout, the HTLC will be
/// automatically failed.
PaymentReceived {
+ /// The hash for which the preimage should be handed to the ChannelManager.
payment_hash: crate::c_types::ThirtyTwoBytes,
+ /// The \"payment secret\". This authenticates the sender to the recipient, preventing a
+ /// number of deanonymization attacks during the routing process.
+ /// As nodes upgrade, the invoices you provide should likely migrate to setting the
+ /// payment_secret feature to required, at which point you should fail_backwards any HTLCs
+ /// which have a None here.
+ /// Until then, however, values of None should be ignored, and only incorrect Some values
+ /// should result in an HTLC fail_backwards.
+ /// Note that, in any case, this value must be passed as-is to any fail or claim calls as
+ /// the HTLC index includes this value.
payment_secret: crate::c_types::ThirtyTwoBytes,
+ /// The value, in thousandths of a satoshi, that this payment is for. Note that you must
+ /// compare this to the expected value before accepting the payment (as otherwise you are
+ /// providing proof-of-payment for less than the value you expected!).
amt: u64,
},
/// Indicates an outbound payment we made succeeded (ie it made it all the way to its target
/// Note that duplicative PaymentSent Events may be generated - it is your responsibility to
/// deduplicate them by payment_preimage (which MUST be unique)!
PaymentSent {
+ /// The preimage to the hash given to ChannelManager::send_payment.
+ /// Note that this serves as a payment receipt, if you wish to have such a thing, you must
+ /// store it somehow!
payment_preimage: crate::c_types::ThirtyTwoBytes,
},
/// Indicates an outbound payment we made failed. Probably some intermediary node dropped
/// Note that duplicative PaymentFailed Events may be generated - it is your responsibility to
/// deduplicate them by payment_hash (which MUST be unique)!
PaymentFailed {
+ /// The hash which was given to ChannelManager::send_payment.
payment_hash: crate::c_types::ThirtyTwoBytes,
+ /// Indicates the payment was rejected for some reason by the recipient. This implies that
+ /// the payment has failed, not just the route in question. If this is not set, you may
+ /// retry the payment via a different route.
rejected_by_dest: bool,
},
/// Used to indicate that ChannelManager::process_pending_htlc_forwards should be called at a
/// time in the future.
PendingHTLCsForwardable {
+ /// The minimum amount of time that should be waited prior to calling
+ /// process_pending_htlc_forwards. To increase the effort required to correlate payments,
+ /// you should wait a random amount of time in roughly the range (now + time_forwardable,
+ /// now + 5*time_forwardable).
time_forwardable: u64,
},
/// Used to indicate that an output was generated on-chain which you should know how to spend.
/// counterparty spending them due to some kind of timeout. Thus, you need to store them
/// somewhere and spend them when you create on-chain transactions.
SpendableOutputs {
+ /// The outputs which you should store as spendable by you.
outputs: crate::c_types::derived::CVec_SpendableOutputDescriptorZ,
},
}
}
}
}
+/// Frees any resources used by the Event
#[no_mangle]
pub extern "C" fn Event_free(this_ptr: Event) { }
+/// Creates a copy of the Event
#[no_mangle]
pub extern "C" fn Event_clone(orig: &Event) -> Event {
orig.clone()
}
#[no_mangle]
+/// Serialize the Event object into a byte array which can be read by Event_read
pub extern "C" fn Event_write(obj: &Event) -> crate::c_types::derived::CVec_u8Z {
crate::c_types::serialize_obj(&unsafe { &*obj }.to_native())
}
/// Used to indicate that we've accepted a channel open and should send the accept_channel
/// message provided to the given peer.
SendAcceptChannel {
+ /// The node_id of the node which should receive this message
node_id: crate::c_types::PublicKey,
+ /// The message which should be sent.
msg: crate::ln::msgs::AcceptChannel,
},
/// Used to indicate that we've initiated a channel open and should send the open_channel
/// message provided to the given peer.
SendOpenChannel {
+ /// The node_id of the node which should receive this message
node_id: crate::c_types::PublicKey,
+ /// The message which should be sent.
msg: crate::ln::msgs::OpenChannel,
},
/// Used to indicate that a funding_created message should be sent to the peer with the given node_id.
SendFundingCreated {
+ /// The node_id of the node which should receive this message
node_id: crate::c_types::PublicKey,
+ /// The message which should be sent.
msg: crate::ln::msgs::FundingCreated,
},
/// Used to indicate that a funding_signed message should be sent to the peer with the given node_id.
SendFundingSigned {
+ /// The node_id of the node which should receive this message
node_id: crate::c_types::PublicKey,
+ /// The message which should be sent.
msg: crate::ln::msgs::FundingSigned,
},
/// Used to indicate that a funding_locked message should be sent to the peer with the given node_id.
SendFundingLocked {
+ /// The node_id of the node which should receive these message(s)
node_id: crate::c_types::PublicKey,
+ /// The funding_locked message which should be sent.
msg: crate::ln::msgs::FundingLocked,
},
/// Used to indicate that an announcement_signatures message should be sent to the peer with the given node_id.
SendAnnouncementSignatures {
+ /// The node_id of the node which should receive these message(s)
node_id: crate::c_types::PublicKey,
+ /// The announcement_signatures message which should be sent.
msg: crate::ln::msgs::AnnouncementSignatures,
},
/// Used to indicate that a series of HTLC update messages, as well as a commitment_signed
/// message should be sent to the peer with the given node_id.
UpdateHTLCs {
+ /// The node_id of the node which should receive these message(s)
node_id: crate::c_types::PublicKey,
+ /// The update messages which should be sent. ALL messages in the struct should be sent!
updates: crate::ln::msgs::CommitmentUpdate,
},
/// Used to indicate that a revoke_and_ack message should be sent to the peer with the given node_id.
SendRevokeAndACK {
+ /// The node_id of the node which should receive this message
node_id: crate::c_types::PublicKey,
+ /// The message which should be sent.
msg: crate::ln::msgs::RevokeAndACK,
},
/// Used to indicate that a closing_signed message should be sent to the peer with the given node_id.
SendClosingSigned {
+ /// The node_id of the node which should receive this message
node_id: crate::c_types::PublicKey,
+ /// The message which should be sent.
msg: crate::ln::msgs::ClosingSigned,
},
/// Used to indicate that a shutdown message should be sent to the peer with the given node_id.
SendShutdown {
+ /// The node_id of the node which should receive this message
node_id: crate::c_types::PublicKey,
+ /// The message which should be sent.
msg: crate::ln::msgs::Shutdown,
},
/// Used to indicate that a channel_reestablish message should be sent to the peer with the given node_id.
SendChannelReestablish {
+ /// The node_id of the node which should receive this message
node_id: crate::c_types::PublicKey,
+ /// The message which should be sent.
msg: crate::ln::msgs::ChannelReestablish,
},
/// Used to indicate that a channel_announcement and channel_update should be broadcast to all
/// node_announcement, including relevant feature flags which may be important for routing
/// through or to us.
BroadcastChannelAnnouncement {
+ /// The channel_announcement which should be sent.
msg: crate::ln::msgs::ChannelAnnouncement,
+ /// The followup channel_update which should be sent.
update_msg: crate::ln::msgs::ChannelUpdate,
},
/// Used to indicate that a node_announcement should be broadcast to all peers.
BroadcastNodeAnnouncement {
+ /// The node_announcement which should be sent.
msg: crate::ln::msgs::NodeAnnouncement,
},
/// Used to indicate that a channel_update should be broadcast to all peers.
BroadcastChannelUpdate {
+ /// The channel_update which should be sent.
msg: crate::ln::msgs::ChannelUpdate,
},
/// Broadcast an error downstream to be handled
HandleError {
+ /// The node_id of the node which should receive this message
node_id: crate::c_types::PublicKey,
+ /// The action which should be taken.
action: crate::ln::msgs::ErrorAction,
},
/// When a payment fails we may receive updates back from the hop where it failed. In such
/// cases this event is generated so that we can inform the network graph of this information.
PaymentFailureNetworkUpdate {
+ /// The channel/node update which should be sent to NetGraphMsgHandler
update: crate::ln::msgs::HTLCFailChannelUpdate,
},
/// Query a peer for channels with funding transaction UTXOs in a block range.
SendChannelRangeQuery {
+ /// The node_id of this message recipient
node_id: crate::c_types::PublicKey,
+ /// The query_channel_range which should be sent.
msg: crate::ln::msgs::QueryChannelRange,
},
/// Request routing gossip messages from a peer for a list of channels identified by
/// their short_channel_ids.
SendShortIdsQuery {
+ /// The node_id of this message recipient
node_id: crate::c_types::PublicKey,
+ /// The query_short_channel_ids which should be sent.
msg: crate::ln::msgs::QueryShortChannelIds,
},
+ /// Sends a reply to a channel range query. This may be one of several SendReplyChannelRange events
+ /// emitted during processing of the query.
+ SendReplyChannelRange {
+ /// The node_id of this message recipient
+ node_id: crate::c_types::PublicKey,
+ /// The reply_channel_range which should be sent.
+ msg: crate::ln::msgs::ReplyChannelRange,
+ },
}
use lightning::util::events::MessageSendEvent as nativeMessageSendEvent;
impl MessageSendEvent {
msg: *unsafe { Box::from_raw(msg_nonref.take_inner()) },
}
},
+ MessageSendEvent::SendReplyChannelRange {ref node_id, ref msg, } => {
+ let mut node_id_nonref = (*node_id).clone();
+ let mut msg_nonref = (*msg).clone();
+ nativeMessageSendEvent::SendReplyChannelRange {
+ node_id: node_id_nonref.into_rust(),
+ msg: *unsafe { Box::from_raw(msg_nonref.take_inner()) },
+ }
+ },
}
}
#[allow(unused)]
msg: *unsafe { Box::from_raw(msg.take_inner()) },
}
},
+ MessageSendEvent::SendReplyChannelRange {mut node_id, mut msg, } => {
+ nativeMessageSendEvent::SendReplyChannelRange {
+ node_id: node_id.into_rust(),
+ msg: *unsafe { Box::from_raw(msg.take_inner()) },
+ }
+ },
}
}
#[allow(unused)]
msg: crate::ln::msgs::QueryShortChannelIds { inner: Box::into_raw(Box::new(msg_nonref)), is_owned: true },
}
},
+ nativeMessageSendEvent::SendReplyChannelRange {ref node_id, ref msg, } => {
+ let mut node_id_nonref = (*node_id).clone();
+ let mut msg_nonref = (*msg).clone();
+ MessageSendEvent::SendReplyChannelRange {
+ node_id: crate::c_types::PublicKey::from_rust(&node_id_nonref),
+ msg: crate::ln::msgs::ReplyChannelRange { inner: Box::into_raw(Box::new(msg_nonref)), is_owned: true },
+ }
+ },
}
}
#[allow(unused)]
msg: crate::ln::msgs::QueryShortChannelIds { inner: Box::into_raw(Box::new(msg)), is_owned: true },
}
},
+ nativeMessageSendEvent::SendReplyChannelRange {mut node_id, mut msg, } => {
+ MessageSendEvent::SendReplyChannelRange {
+ node_id: crate::c_types::PublicKey::from_rust(&node_id),
+ msg: crate::ln::msgs::ReplyChannelRange { inner: Box::into_raw(Box::new(msg)), is_owned: true },
+ }
+ },
}
}
}
+/// Frees any resources used by the MessageSendEvent
#[no_mangle]
pub extern "C" fn MessageSendEvent_free(this_ptr: MessageSendEvent) { }
+/// Creates a copy of the MessageSendEvent
#[no_mangle]
pub extern "C" fn MessageSendEvent_clone(orig: &MessageSendEvent) -> MessageSendEvent {
orig.clone()
/// A trait indicating an object may generate message send events
#[repr(C)]
pub struct MessageSendEventsProvider {
+ /// An opaque pointer which is passed to your function implementations as an argument.
+ /// This has no meaning in the LDK, and can be NULL or any other value.
pub this_arg: *mut c_void,
/// Gets the list of pending events which were generated by previous actions, clearing the list
/// in the process.
#[must_use]
pub get_and_clear_pending_msg_events: extern "C" fn (this_arg: *const c_void) -> crate::c_types::derived::CVec_MessageSendEventZ,
+ /// Frees any resources associated with this object given its this_arg pointer.
+ /// Does not need to free the outer struct containing function pointers and may be NULL is no resources need to be freed.
pub free: Option<extern "C" fn(this_arg: *mut c_void)>,
}
/// A trait indicating an object may generate events
#[repr(C)]
pub struct EventsProvider {
+ /// An opaque pointer which is passed to your function implementations as an argument.
+ /// This has no meaning in the LDK, and can be NULL or any other value.
pub this_arg: *mut c_void,
/// Gets the list of pending events which were generated by previous actions, clearing the list
/// in the process.
#[must_use]
pub get_and_clear_pending_events: extern "C" fn (this_arg: *const c_void) -> crate::c_types::derived::CVec_EventZ,
+ /// Frees any resources associated with this object given its this_arg pointer.
+ /// Does not need to free the outer struct containing function pointers and may be NULL is no resources need to be freed.
pub free: Option<extern "C" fn(this_arg: *mut c_void)>,
}