X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=ldk-c-bindings;a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Flightning%2Frouting%2Fgossip.rs;fp=lightning-c-bindings%2Fsrc%2Flightning%2Frouting%2Fgossip.rs;h=c5636ebc93c1c65a873f2f3f17795dc7eea36da2;hp=0000000000000000000000000000000000000000;hb=45ad3320df3768514d968c70fc4b6a9d50028050;hpb=c014ce6a2df808ffec747f9a327c7f97bb1e3d08 diff --git a/lightning-c-bindings/src/lightning/routing/gossip.rs b/lightning-c-bindings/src/lightning/routing/gossip.rs new file mode 100644 index 0000000..c5636eb --- /dev/null +++ b/lightning-c-bindings/src/lightning/routing/gossip.rs @@ -0,0 +1,2003 @@ +// 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. + +//! The top-level network map tracking logic lives here. + +use alloc::str::FromStr; +use core::ffi::c_void; +use core::convert::Infallible; +use bitcoin::hashes::Hash; +use crate::c_types::*; +#[cfg(feature="no-std")] +use alloc::{vec::Vec, boxed::Box}; + + +use lightning::routing::gossip::NodeId as nativeNodeIdImport; +pub(crate) type nativeNodeId = nativeNodeIdImport; + +/// Represents the compressed public key of a node +#[must_use] +#[repr(C)] +pub struct NodeId { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeNodeId, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for NodeId { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeNodeId>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the NodeId, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn NodeId_free(this_obj: NodeId) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn NodeId_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeNodeId); } +} +#[allow(unused)] +impl NodeId { + pub(crate) fn get_native_ref(&self) -> &'static nativeNodeId { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeNodeId { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeNodeId { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +impl Clone for NodeId { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeNodeId>::is_null(self.inner) { core::ptr::null_mut() } else { + ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, + is_owned: true, + } + } +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn NodeId_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeNodeId)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the NodeId +pub extern "C" fn NodeId_clone(orig: &NodeId) -> NodeId { + orig.clone() +} +/// Create a new NodeId from a public key +#[must_use] +#[no_mangle] +pub extern "C" fn NodeId_from_pubkey(mut pubkey: crate::c_types::PublicKey) -> crate::lightning::routing::gossip::NodeId { + let mut ret = lightning::routing::gossip::NodeId::from_pubkey(&pubkey.into_rust()); + crate::lightning::routing::gossip::NodeId { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// Get the public key slice from this NodeId +#[must_use] +#[no_mangle] +pub extern "C" fn NodeId_as_slice(this_arg: &crate::lightning::routing::gossip::NodeId) -> crate::c_types::u8slice { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.as_slice(); + let mut local_ret = crate::c_types::u8slice::from_slice(ret); + local_ret +} + +/// Checks if two NodeIds contain equal inner contents. +#[no_mangle] +pub extern "C" fn NodeId_hash(o: &NodeId) -> u64 { + if o.inner.is_null() { return 0; } + // Note that we'd love to use alloc::collections::hash_map::DefaultHasher but it's not in core + #[allow(deprecated)] + let mut hasher = core::hash::SipHasher::new(); + core::hash::Hash::hash(o.get_native_ref(), &mut hasher); + core::hash::Hasher::finish(&hasher) +} +#[no_mangle] +/// Serialize the NodeId object into a byte array which can be read by NodeId_read +pub extern "C" fn NodeId_write(obj: &crate::lightning::routing::gossip::NodeId) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) +} +#[no_mangle] +pub(crate) extern "C" fn NodeId_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeNodeId) }) +} +#[no_mangle] +/// Read a NodeId from a byte array, created by NodeId_write +pub extern "C" fn NodeId_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_NodeIdDecodeErrorZ { + let res: Result = crate::c_types::deserialize_obj(ser); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::gossip::NodeId { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_res +} + +use lightning::routing::gossip::NetworkGraph as nativeNetworkGraphImport; +pub(crate) type nativeNetworkGraph = nativeNetworkGraphImport; + +/// Represents the network as nodes and channels between them +#[must_use] +#[repr(C)] +pub struct NetworkGraph { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeNetworkGraph, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for NetworkGraph { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeNetworkGraph>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the NetworkGraph, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn NetworkGraph_free(this_obj: NetworkGraph) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn NetworkGraph_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeNetworkGraph); } +} +#[allow(unused)] +impl NetworkGraph { + pub(crate) fn get_native_ref(&self) -> &'static nativeNetworkGraph { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeNetworkGraph { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeNetworkGraph { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} + +use lightning::routing::gossip::ReadOnlyNetworkGraph as nativeReadOnlyNetworkGraphImport; +pub(crate) type nativeReadOnlyNetworkGraph = nativeReadOnlyNetworkGraphImport<'static>; + +/// A read-only view of [`NetworkGraph`]. +#[must_use] +#[repr(C)] +pub struct ReadOnlyNetworkGraph { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeReadOnlyNetworkGraph, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for ReadOnlyNetworkGraph { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeReadOnlyNetworkGraph>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the ReadOnlyNetworkGraph, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn ReadOnlyNetworkGraph_free(this_obj: ReadOnlyNetworkGraph) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn ReadOnlyNetworkGraph_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeReadOnlyNetworkGraph); } +} +#[allow(unused)] +impl ReadOnlyNetworkGraph { + pub(crate) fn get_native_ref(&self) -> &'static nativeReadOnlyNetworkGraph { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeReadOnlyNetworkGraph { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeReadOnlyNetworkGraph { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// Update to the [`NetworkGraph`] based on payment failure information conveyed via the Onion +/// return packet by a node along the route. See [BOLT #4] for details. +/// +/// [BOLT #4]: https://github.com/lightning/bolts/blob/master/04-onion-routing.md +#[derive(Clone)] +#[must_use] +#[repr(C)] +pub enum NetworkUpdate { + /// An error indicating a `channel_update` messages should be applied via + /// [`NetworkGraph::update_channel`]. + ChannelUpdateMessage { + /// The update to apply via [`NetworkGraph::update_channel`]. + msg: crate::lightning::ln::msgs::ChannelUpdate, + }, + /// An error indicating that a channel failed to route a payment, which should be applied via + /// [`NetworkGraph::channel_failed`]. + ChannelFailure { + /// The short channel id of the closed channel. + short_channel_id: u64, + /// Whether the channel should be permanently removed or temporarily disabled until a new + /// `channel_update` message is received. + is_permanent: bool, + }, + /// An error indicating that a node failed to route a payment, which should be applied via + /// [`NetworkGraph::node_failed`]. + NodeFailure { + /// The node id of the failed node. + node_id: crate::c_types::PublicKey, + /// Whether the node should be permanently removed from consideration or can be restored + /// when a new `channel_update` message is received. + is_permanent: bool, + }, +} +use lightning::routing::gossip::NetworkUpdate as NetworkUpdateImport; +pub(crate) type nativeNetworkUpdate = NetworkUpdateImport; + +impl NetworkUpdate { + #[allow(unused)] + pub(crate) fn to_native(&self) -> nativeNetworkUpdate { + match self { + NetworkUpdate::ChannelUpdateMessage {ref msg, } => { + let mut msg_nonref = (*msg).clone(); + nativeNetworkUpdate::ChannelUpdateMessage { + msg: *unsafe { Box::from_raw(msg_nonref.take_inner()) }, + } + }, + NetworkUpdate::ChannelFailure {ref short_channel_id, ref is_permanent, } => { + let mut short_channel_id_nonref = (*short_channel_id).clone(); + let mut is_permanent_nonref = (*is_permanent).clone(); + nativeNetworkUpdate::ChannelFailure { + short_channel_id: short_channel_id_nonref, + is_permanent: is_permanent_nonref, + } + }, + NetworkUpdate::NodeFailure {ref node_id, ref is_permanent, } => { + let mut node_id_nonref = (*node_id).clone(); + let mut is_permanent_nonref = (*is_permanent).clone(); + nativeNetworkUpdate::NodeFailure { + node_id: node_id_nonref.into_rust(), + is_permanent: is_permanent_nonref, + } + }, + } + } + #[allow(unused)] + pub(crate) fn into_native(self) -> nativeNetworkUpdate { + match self { + NetworkUpdate::ChannelUpdateMessage {mut msg, } => { + nativeNetworkUpdate::ChannelUpdateMessage { + msg: *unsafe { Box::from_raw(msg.take_inner()) }, + } + }, + NetworkUpdate::ChannelFailure {mut short_channel_id, mut is_permanent, } => { + nativeNetworkUpdate::ChannelFailure { + short_channel_id: short_channel_id, + is_permanent: is_permanent, + } + }, + NetworkUpdate::NodeFailure {mut node_id, mut is_permanent, } => { + nativeNetworkUpdate::NodeFailure { + node_id: node_id.into_rust(), + is_permanent: is_permanent, + } + }, + } + } + #[allow(unused)] + pub(crate) fn from_native(native: &nativeNetworkUpdate) -> Self { + match native { + nativeNetworkUpdate::ChannelUpdateMessage {ref msg, } => { + let mut msg_nonref = (*msg).clone(); + NetworkUpdate::ChannelUpdateMessage { + msg: crate::lightning::ln::msgs::ChannelUpdate { inner: ObjOps::heap_alloc(msg_nonref), is_owned: true }, + } + }, + nativeNetworkUpdate::ChannelFailure {ref short_channel_id, ref is_permanent, } => { + let mut short_channel_id_nonref = (*short_channel_id).clone(); + let mut is_permanent_nonref = (*is_permanent).clone(); + NetworkUpdate::ChannelFailure { + short_channel_id: short_channel_id_nonref, + is_permanent: is_permanent_nonref, + } + }, + nativeNetworkUpdate::NodeFailure {ref node_id, ref is_permanent, } => { + let mut node_id_nonref = (*node_id).clone(); + let mut is_permanent_nonref = (*is_permanent).clone(); + NetworkUpdate::NodeFailure { + node_id: crate::c_types::PublicKey::from_rust(&node_id_nonref), + is_permanent: is_permanent_nonref, + } + }, + } + } + #[allow(unused)] + pub(crate) fn native_into(native: nativeNetworkUpdate) -> Self { + match native { + nativeNetworkUpdate::ChannelUpdateMessage {mut msg, } => { + NetworkUpdate::ChannelUpdateMessage { + msg: crate::lightning::ln::msgs::ChannelUpdate { inner: ObjOps::heap_alloc(msg), is_owned: true }, + } + }, + nativeNetworkUpdate::ChannelFailure {mut short_channel_id, mut is_permanent, } => { + NetworkUpdate::ChannelFailure { + short_channel_id: short_channel_id, + is_permanent: is_permanent, + } + }, + nativeNetworkUpdate::NodeFailure {mut node_id, mut is_permanent, } => { + NetworkUpdate::NodeFailure { + node_id: crate::c_types::PublicKey::from_rust(&node_id), + is_permanent: is_permanent, + } + }, + } + } +} +/// Frees any resources used by the NetworkUpdate +#[no_mangle] +pub extern "C" fn NetworkUpdate_free(this_ptr: NetworkUpdate) { } +/// Creates a copy of the NetworkUpdate +#[no_mangle] +pub extern "C" fn NetworkUpdate_clone(orig: &NetworkUpdate) -> NetworkUpdate { + orig.clone() +} +#[no_mangle] +/// Utility method to constructs a new ChannelUpdateMessage-variant NetworkUpdate +pub extern "C" fn NetworkUpdate_channel_update_message(msg: crate::lightning::ln::msgs::ChannelUpdate) -> NetworkUpdate { + NetworkUpdate::ChannelUpdateMessage { + msg, + } +} +#[no_mangle] +/// Utility method to constructs a new ChannelFailure-variant NetworkUpdate +pub extern "C" fn NetworkUpdate_channel_failure(short_channel_id: u64, is_permanent: bool) -> NetworkUpdate { + NetworkUpdate::ChannelFailure { + short_channel_id, + is_permanent, + } +} +#[no_mangle] +/// Utility method to constructs a new NodeFailure-variant NetworkUpdate +pub extern "C" fn NetworkUpdate_node_failure(node_id: crate::c_types::PublicKey, is_permanent: bool) -> NetworkUpdate { + NetworkUpdate::NodeFailure { + node_id, + is_permanent, + } +} +#[no_mangle] +/// Serialize the NetworkUpdate object into a byte array which can be read by NetworkUpdate_read +pub extern "C" fn NetworkUpdate_write(obj: &crate::lightning::routing::gossip::NetworkUpdate) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(&unsafe { &*obj }.to_native()) +} +#[no_mangle] +/// Read a NetworkUpdate from a byte array, created by NetworkUpdate_write +pub extern "C" fn NetworkUpdate_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_COption_NetworkUpdateZDecodeErrorZ { + let res: Result, lightning::ln::msgs::DecodeError> = crate::c_types::maybe_deserialize_obj(ser); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { let mut local_res_0 = if o.is_none() { crate::c_types::derived::COption_NetworkUpdateZ::None } else { crate::c_types::derived::COption_NetworkUpdateZ::Some( { crate::lightning::routing::gossip::NetworkUpdate::native_into(o.unwrap()) }) }; local_res_0 }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_res +} + +use lightning::routing::gossip::P2PGossipSync as nativeP2PGossipSyncImport; +pub(crate) type nativeP2PGossipSync = nativeP2PGossipSyncImport<&'static lightning::routing::gossip::NetworkGraph, crate::lightning::chain::Access, crate::lightning::util::logger::Logger>; + +/// Receives and validates network updates from peers, +/// stores authentic and relevant data as a network graph. +/// This network graph is then used for routing payments. +/// Provides interface to help with initial routing sync by +/// serving historical announcements. +/// +/// Serves as an [`EventHandler`] for applying updates from [`Event::PaymentPathFailed`] to the +/// [`NetworkGraph`]. +#[must_use] +#[repr(C)] +pub struct P2PGossipSync { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeP2PGossipSync, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for P2PGossipSync { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeP2PGossipSync>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the P2PGossipSync, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn P2PGossipSync_free(this_obj: P2PGossipSync) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn P2PGossipSync_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeP2PGossipSync); } +} +#[allow(unused)] +impl P2PGossipSync { + pub(crate) fn get_native_ref(&self) -> &'static nativeP2PGossipSync { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeP2PGossipSync { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeP2PGossipSync { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// Creates a new tracker of the actual state of the network of channels and nodes, +/// assuming an existing Network Graph. +/// Chain monitor is used to make sure announced channels exist on-chain, +/// channel data is correct, and that the announcement is signed with +/// channel owners' keys. +#[must_use] +#[no_mangle] +pub extern "C" fn P2PGossipSync_new(network_graph: &crate::lightning::routing::gossip::NetworkGraph, mut chain_access: crate::c_types::derived::COption_AccessZ, mut logger: crate::lightning::util::logger::Logger) -> crate::lightning::routing::gossip::P2PGossipSync { + let mut local_chain_access = { /* chain_access*/ let chain_access_opt = chain_access; { } if chain_access_opt.is_none() { None } else { Some({ chain_access_opt.take() }) } }; + let mut ret = lightning::routing::gossip::P2PGossipSync::new(network_graph.get_native_ref(), local_chain_access, logger); + crate::lightning::routing::gossip::P2PGossipSync { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// Adds a provider used to check new announcements. Does not affect +/// existing announcements unless they are updated. +/// Add, update or remove the provider would replace the current one. +#[no_mangle] +pub extern "C" fn P2PGossipSync_add_chain_access(this_arg: &mut crate::lightning::routing::gossip::P2PGossipSync, mut chain_access: crate::c_types::derived::COption_AccessZ) { + let mut local_chain_access = { /* chain_access*/ let chain_access_opt = chain_access; { } if chain_access_opt.is_none() { None } else { Some({ chain_access_opt.take() }) } }; + unsafe { &mut (*ObjOps::untweak_ptr(this_arg.inner as *mut crate::lightning::routing::gossip::nativeP2PGossipSync)) }.add_chain_access(local_chain_access) +} + +impl From for crate::lightning::util::events::EventHandler { + fn from(obj: nativeNetworkGraph) -> Self { + let mut rust_obj = NetworkGraph { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = NetworkGraph_as_EventHandler(&rust_obj); + // We want to free rust_obj when ret gets drop()'d, not rust_obj, so wipe rust_obj's pointer and set ret's free() fn + rust_obj.inner = core::ptr::null_mut(); + ret.free = Some(NetworkGraph_free_void); + ret + } +} +/// Constructs a new EventHandler which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned EventHandler must be freed before this_arg is +#[no_mangle] +pub extern "C" fn NetworkGraph_as_EventHandler(this_arg: &NetworkGraph) -> crate::lightning::util::events::EventHandler { + crate::lightning::util::events::EventHandler { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + handle_event: NetworkGraph_EventHandler_handle_event, + } +} + +extern "C" fn NetworkGraph_EventHandler_handle_event(this_arg: *const c_void, event: &crate::lightning::util::events::Event) { + >::handle_event(unsafe { &mut *(this_arg as *mut nativeNetworkGraph) }, &event.to_native()) +} + +impl From for crate::lightning::ln::msgs::RoutingMessageHandler { + fn from(obj: nativeP2PGossipSync) -> Self { + let mut rust_obj = P2PGossipSync { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = P2PGossipSync_as_RoutingMessageHandler(&rust_obj); + // We want to free rust_obj when ret gets drop()'d, not rust_obj, so wipe rust_obj's pointer and set ret's free() fn + rust_obj.inner = core::ptr::null_mut(); + ret.free = Some(P2PGossipSync_free_void); + ret + } +} +/// Constructs a new RoutingMessageHandler which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned RoutingMessageHandler must be freed before this_arg is +#[no_mangle] +pub extern "C" fn P2PGossipSync_as_RoutingMessageHandler(this_arg: &P2PGossipSync) -> crate::lightning::ln::msgs::RoutingMessageHandler { + crate::lightning::ln::msgs::RoutingMessageHandler { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + handle_node_announcement: P2PGossipSync_RoutingMessageHandler_handle_node_announcement, + handle_channel_announcement: P2PGossipSync_RoutingMessageHandler_handle_channel_announcement, + handle_channel_update: P2PGossipSync_RoutingMessageHandler_handle_channel_update, + get_next_channel_announcements: P2PGossipSync_RoutingMessageHandler_get_next_channel_announcements, + get_next_node_announcements: P2PGossipSync_RoutingMessageHandler_get_next_node_announcements, + peer_connected: P2PGossipSync_RoutingMessageHandler_peer_connected, + handle_reply_channel_range: P2PGossipSync_RoutingMessageHandler_handle_reply_channel_range, + handle_reply_short_channel_ids_end: P2PGossipSync_RoutingMessageHandler_handle_reply_short_channel_ids_end, + handle_query_channel_range: P2PGossipSync_RoutingMessageHandler_handle_query_channel_range, + handle_query_short_channel_ids: P2PGossipSync_RoutingMessageHandler_handle_query_short_channel_ids, + MessageSendEventsProvider: crate::lightning::util::events::MessageSendEventsProvider { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + get_and_clear_pending_msg_events: P2PGossipSync_MessageSendEventsProvider_get_and_clear_pending_msg_events, + }, + } +} + +#[must_use] +extern "C" fn P2PGossipSync_RoutingMessageHandler_handle_node_announcement(this_arg: *const c_void, msg: &crate::lightning::ln::msgs::NodeAnnouncement) -> crate::c_types::derived::CResult_boolLightningErrorZ { + let mut ret = >::handle_node_announcement(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, msg.get_native_ref()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { o }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} +#[must_use] +extern "C" fn P2PGossipSync_RoutingMessageHandler_handle_channel_announcement(this_arg: *const c_void, msg: &crate::lightning::ln::msgs::ChannelAnnouncement) -> crate::c_types::derived::CResult_boolLightningErrorZ { + let mut ret = >::handle_channel_announcement(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, msg.get_native_ref()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { o }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} +#[must_use] +extern "C" fn P2PGossipSync_RoutingMessageHandler_handle_channel_update(this_arg: *const c_void, msg: &crate::lightning::ln::msgs::ChannelUpdate) -> crate::c_types::derived::CResult_boolLightningErrorZ { + let mut ret = >::handle_channel_update(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, msg.get_native_ref()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { o }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} +#[must_use] +extern "C" fn P2PGossipSync_RoutingMessageHandler_get_next_channel_announcements(this_arg: *const c_void, mut starting_point: u64, mut batch_amount: u8) -> crate::c_types::derived::CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ { + let mut ret = >::get_next_channel_announcements(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, starting_point, batch_amount); + let mut local_ret = Vec::new(); for mut item in ret.drain(..) { local_ret.push( { let (mut orig_ret_0_0, mut orig_ret_0_1, mut orig_ret_0_2) = item; let mut local_orig_ret_0_1 = crate::lightning::ln::msgs::ChannelUpdate { inner: if orig_ret_0_1.is_none() { core::ptr::null_mut() } else { { ObjOps::heap_alloc((orig_ret_0_1.unwrap())) } }, is_owned: true }; let mut local_orig_ret_0_2 = crate::lightning::ln::msgs::ChannelUpdate { inner: if orig_ret_0_2.is_none() { core::ptr::null_mut() } else { { ObjOps::heap_alloc((orig_ret_0_2.unwrap())) } }, is_owned: true }; let mut local_ret_0 = (crate::lightning::ln::msgs::ChannelAnnouncement { inner: ObjOps::heap_alloc(orig_ret_0_0), is_owned: true }, local_orig_ret_0_1, local_orig_ret_0_2).into(); local_ret_0 }); }; + local_ret.into() +} +#[must_use] +extern "C" fn P2PGossipSync_RoutingMessageHandler_get_next_node_announcements(this_arg: *const c_void, mut starting_point: crate::c_types::PublicKey, mut batch_amount: u8) -> crate::c_types::derived::CVec_NodeAnnouncementZ { + let mut local_starting_point_base = if starting_point.is_null() { None } else { Some( { starting_point.into_rust() }) }; let mut local_starting_point = local_starting_point_base.as_ref(); + let mut ret = >::get_next_node_announcements(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, local_starting_point, batch_amount); + let mut local_ret = Vec::new(); for mut item in ret.drain(..) { local_ret.push( { crate::lightning::ln::msgs::NodeAnnouncement { inner: ObjOps::heap_alloc(item), is_owned: true } }); }; + local_ret.into() +} +extern "C" fn P2PGossipSync_RoutingMessageHandler_peer_connected(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, init_msg: &crate::lightning::ln::msgs::Init) { + >::peer_connected(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, &their_node_id.into_rust(), init_msg.get_native_ref()) +} +#[must_use] +extern "C" fn P2PGossipSync_RoutingMessageHandler_handle_reply_channel_range(this_arg: *const c_void, mut _their_node_id: crate::c_types::PublicKey, mut _msg: crate::lightning::ln::msgs::ReplyChannelRange) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut ret = >::handle_reply_channel_range(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, &_their_node_id.into_rust(), *unsafe { Box::from_raw(_msg.take_inner()) }); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} +#[must_use] +extern "C" fn P2PGossipSync_RoutingMessageHandler_handle_reply_short_channel_ids_end(this_arg: *const c_void, mut _their_node_id: crate::c_types::PublicKey, mut _msg: crate::lightning::ln::msgs::ReplyShortChannelIdsEnd) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut ret = >::handle_reply_short_channel_ids_end(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, &_their_node_id.into_rust(), *unsafe { Box::from_raw(_msg.take_inner()) }); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} +#[must_use] +extern "C" fn P2PGossipSync_RoutingMessageHandler_handle_query_channel_range(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, mut msg: crate::lightning::ln::msgs::QueryChannelRange) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut ret = >::handle_query_channel_range(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, &their_node_id.into_rust(), *unsafe { Box::from_raw(msg.take_inner()) }); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} +#[must_use] +extern "C" fn P2PGossipSync_RoutingMessageHandler_handle_query_short_channel_ids(this_arg: *const c_void, mut _their_node_id: crate::c_types::PublicKey, mut _msg: crate::lightning::ln::msgs::QueryShortChannelIds) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut ret = >::handle_query_short_channel_ids(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, &_their_node_id.into_rust(), *unsafe { Box::from_raw(_msg.take_inner()) }); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} + +impl From for crate::lightning::util::events::MessageSendEventsProvider { + fn from(obj: nativeP2PGossipSync) -> Self { + let mut rust_obj = P2PGossipSync { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = P2PGossipSync_as_MessageSendEventsProvider(&rust_obj); + // We want to free rust_obj when ret gets drop()'d, not rust_obj, so wipe rust_obj's pointer and set ret's free() fn + rust_obj.inner = core::ptr::null_mut(); + ret.free = Some(P2PGossipSync_free_void); + ret + } +} +/// Constructs a new MessageSendEventsProvider which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned MessageSendEventsProvider must be freed before this_arg is +#[no_mangle] +pub extern "C" fn P2PGossipSync_as_MessageSendEventsProvider(this_arg: &P2PGossipSync) -> crate::lightning::util::events::MessageSendEventsProvider { + crate::lightning::util::events::MessageSendEventsProvider { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + get_and_clear_pending_msg_events: P2PGossipSync_MessageSendEventsProvider_get_and_clear_pending_msg_events, + } +} + +#[must_use] +extern "C" fn P2PGossipSync_MessageSendEventsProvider_get_and_clear_pending_msg_events(this_arg: *const c_void) -> crate::c_types::derived::CVec_MessageSendEventZ { + let mut ret = >::get_and_clear_pending_msg_events(unsafe { &mut *(this_arg as *mut nativeP2PGossipSync) }, ); + let mut local_ret = Vec::new(); for mut item in ret.drain(..) { local_ret.push( { crate::lightning::util::events::MessageSendEvent::native_into(item) }); }; + local_ret.into() +} + + +use lightning::routing::gossip::ChannelUpdateInfo as nativeChannelUpdateInfoImport; +pub(crate) type nativeChannelUpdateInfo = nativeChannelUpdateInfoImport; + +/// Details about one direction of a channel as received within a [`ChannelUpdate`]. +#[must_use] +#[repr(C)] +pub struct ChannelUpdateInfo { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeChannelUpdateInfo, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for ChannelUpdateInfo { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeChannelUpdateInfo>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the ChannelUpdateInfo, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_free(this_obj: ChannelUpdateInfo) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn ChannelUpdateInfo_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeChannelUpdateInfo); } +} +#[allow(unused)] +impl ChannelUpdateInfo { + pub(crate) fn get_native_ref(&self) -> &'static nativeChannelUpdateInfo { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeChannelUpdateInfo { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeChannelUpdateInfo { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// When the last update to the channel direction was issued. +/// Value is opaque, as set in the announcement. +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_get_last_update(this_ptr: &ChannelUpdateInfo) -> u32 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().last_update; + *inner_val +} +/// When the last update to the channel direction was issued. +/// Value is opaque, as set in the announcement. +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_set_last_update(this_ptr: &mut ChannelUpdateInfo, mut val: u32) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.last_update = val; +} +/// Whether the channel can be currently used for payments (in this one direction). +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_get_enabled(this_ptr: &ChannelUpdateInfo) -> bool { + let mut inner_val = &mut this_ptr.get_native_mut_ref().enabled; + *inner_val +} +/// Whether the channel can be currently used for payments (in this one direction). +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_set_enabled(this_ptr: &mut ChannelUpdateInfo, mut val: bool) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.enabled = val; +} +/// The difference in CLTV values that you must have when routing through this channel. +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_get_cltv_expiry_delta(this_ptr: &ChannelUpdateInfo) -> u16 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().cltv_expiry_delta; + *inner_val +} +/// The difference in CLTV values that you must have when routing through this channel. +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_set_cltv_expiry_delta(this_ptr: &mut ChannelUpdateInfo, mut val: u16) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.cltv_expiry_delta = val; +} +/// The minimum value, which must be relayed to the next hop via the channel +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_get_htlc_minimum_msat(this_ptr: &ChannelUpdateInfo) -> u64 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().htlc_minimum_msat; + *inner_val +} +/// The minimum value, which must be relayed to the next hop via the channel +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_set_htlc_minimum_msat(this_ptr: &mut ChannelUpdateInfo, mut val: u64) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.htlc_minimum_msat = val; +} +/// The maximum value which may be relayed to the next hop via the channel. +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_get_htlc_maximum_msat(this_ptr: &ChannelUpdateInfo) -> crate::c_types::derived::COption_u64Z { + let mut inner_val = &mut this_ptr.get_native_mut_ref().htlc_maximum_msat; + let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { inner_val.unwrap() }) }; + local_inner_val +} +/// The maximum value which may be relayed to the next hop via the channel. +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_set_htlc_maximum_msat(this_ptr: &mut ChannelUpdateInfo, mut val: crate::c_types::derived::COption_u64Z) { + let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.htlc_maximum_msat = local_val; +} +/// Fees charged when the channel is used for routing +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_get_fees(this_ptr: &ChannelUpdateInfo) -> crate::lightning::routing::gossip::RoutingFees { + let mut inner_val = &mut this_ptr.get_native_mut_ref().fees; + crate::lightning::routing::gossip::RoutingFees { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::routing::gossip::RoutingFees<>) as *mut _) }, is_owned: false } +} +/// Fees charged when the channel is used for routing +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_set_fees(this_ptr: &mut ChannelUpdateInfo, mut val: crate::lightning::routing::gossip::RoutingFees) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.fees = *unsafe { Box::from_raw(val.take_inner()) }; +} +/// Most recent update for the channel received from the network +/// Mostly redundant with the data we store in fields explicitly. +/// Everything else is useful only for sending out for initial routing sync. +/// Not stored if contains excess data to prevent DoS. +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_get_last_update_message(this_ptr: &ChannelUpdateInfo) -> crate::lightning::ln::msgs::ChannelUpdate { + let mut inner_val = &mut this_ptr.get_native_mut_ref().last_update_message; + let mut local_inner_val = crate::lightning::ln::msgs::ChannelUpdate { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::msgs::ChannelUpdate<>) as *mut _ }, is_owned: false }; + local_inner_val +} +/// Most recent update for the channel received from the network +/// Mostly redundant with the data we store in fields explicitly. +/// Everything else is useful only for sending out for initial routing sync. +/// Not stored if contains excess data to prevent DoS. +/// +/// Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_set_last_update_message(this_ptr: &mut ChannelUpdateInfo, mut val: crate::lightning::ln::msgs::ChannelUpdate) { + let mut local_val = if val.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(val.take_inner()) } }) }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.last_update_message = local_val; +} +/// Constructs a new ChannelUpdateInfo given each field +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelUpdateInfo_new(mut last_update_arg: u32, mut enabled_arg: bool, mut cltv_expiry_delta_arg: u16, mut htlc_minimum_msat_arg: u64, mut htlc_maximum_msat_arg: crate::c_types::derived::COption_u64Z, mut fees_arg: crate::lightning::routing::gossip::RoutingFees, mut last_update_message_arg: crate::lightning::ln::msgs::ChannelUpdate) -> ChannelUpdateInfo { + let mut local_htlc_maximum_msat_arg = if htlc_maximum_msat_arg.is_some() { Some( { htlc_maximum_msat_arg.take() }) } else { None }; + let mut local_last_update_message_arg = if last_update_message_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(last_update_message_arg.take_inner()) } }) }; + ChannelUpdateInfo { inner: ObjOps::heap_alloc(nativeChannelUpdateInfo { + last_update: last_update_arg, + enabled: enabled_arg, + cltv_expiry_delta: cltv_expiry_delta_arg, + htlc_minimum_msat: htlc_minimum_msat_arg, + htlc_maximum_msat: local_htlc_maximum_msat_arg, + fees: *unsafe { Box::from_raw(fees_arg.take_inner()) }, + last_update_message: local_last_update_message_arg, + }), is_owned: true } +} +impl Clone for ChannelUpdateInfo { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeChannelUpdateInfo>::is_null(self.inner) { core::ptr::null_mut() } else { + ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, + is_owned: true, + } + } +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn ChannelUpdateInfo_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeChannelUpdateInfo)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the ChannelUpdateInfo +pub extern "C" fn ChannelUpdateInfo_clone(orig: &ChannelUpdateInfo) -> ChannelUpdateInfo { + orig.clone() +} +#[no_mangle] +/// Serialize the ChannelUpdateInfo object into a byte array which can be read by ChannelUpdateInfo_read +pub extern "C" fn ChannelUpdateInfo_write(obj: &crate::lightning::routing::gossip::ChannelUpdateInfo) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) +} +#[no_mangle] +pub(crate) extern "C" fn ChannelUpdateInfo_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeChannelUpdateInfo) }) +} +#[no_mangle] +/// Read a ChannelUpdateInfo from a byte array, created by ChannelUpdateInfo_write +pub extern "C" fn ChannelUpdateInfo_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_ChannelUpdateInfoDecodeErrorZ { + let res: Result = crate::c_types::deserialize_obj(ser); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::gossip::ChannelUpdateInfo { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_res +} + +use lightning::routing::gossip::ChannelInfo as nativeChannelInfoImport; +pub(crate) type nativeChannelInfo = nativeChannelInfoImport; + +/// Details about a channel (both directions). +/// Received within a channel announcement. +#[must_use] +#[repr(C)] +pub struct ChannelInfo { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeChannelInfo, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for ChannelInfo { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeChannelInfo>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the ChannelInfo, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn ChannelInfo_free(this_obj: ChannelInfo) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn ChannelInfo_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeChannelInfo); } +} +#[allow(unused)] +impl ChannelInfo { + pub(crate) fn get_native_ref(&self) -> &'static nativeChannelInfo { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeChannelInfo { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeChannelInfo { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// Protocol features of a channel communicated during its announcement +#[no_mangle] +pub extern "C" fn ChannelInfo_get_features(this_ptr: &ChannelInfo) -> crate::lightning::ln::features::ChannelFeatures { + let mut inner_val = &mut this_ptr.get_native_mut_ref().features; + crate::lightning::ln::features::ChannelFeatures { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::ln::features::ChannelFeatures<>) as *mut _) }, is_owned: false } +} +/// Protocol features of a channel communicated during its announcement +#[no_mangle] +pub extern "C" fn ChannelInfo_set_features(this_ptr: &mut ChannelInfo, mut val: crate::lightning::ln::features::ChannelFeatures) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.features = *unsafe { Box::from_raw(val.take_inner()) }; +} +/// Source node of the first direction of a channel +#[no_mangle] +pub extern "C" fn ChannelInfo_get_node_one(this_ptr: &ChannelInfo) -> crate::lightning::routing::gossip::NodeId { + let mut inner_val = &mut this_ptr.get_native_mut_ref().node_one; + crate::lightning::routing::gossip::NodeId { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::routing::gossip::NodeId<>) as *mut _) }, is_owned: false } +} +/// Source node of the first direction of a channel +#[no_mangle] +pub extern "C" fn ChannelInfo_set_node_one(this_ptr: &mut ChannelInfo, mut val: crate::lightning::routing::gossip::NodeId) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.node_one = *unsafe { Box::from_raw(val.take_inner()) }; +} +/// Details about the first direction of a channel +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelInfo_get_one_to_two(this_ptr: &ChannelInfo) -> crate::lightning::routing::gossip::ChannelUpdateInfo { + let mut inner_val = &mut this_ptr.get_native_mut_ref().one_to_two; + let mut local_inner_val = crate::lightning::routing::gossip::ChannelUpdateInfo { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::gossip::ChannelUpdateInfo<>) as *mut _ }, is_owned: false }; + local_inner_val +} +/// Details about the first direction of a channel +/// +/// Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelInfo_set_one_to_two(this_ptr: &mut ChannelInfo, mut val: crate::lightning::routing::gossip::ChannelUpdateInfo) { + let mut local_val = if val.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(val.take_inner()) } }) }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.one_to_two = local_val; +} +/// Source node of the second direction of a channel +#[no_mangle] +pub extern "C" fn ChannelInfo_get_node_two(this_ptr: &ChannelInfo) -> crate::lightning::routing::gossip::NodeId { + let mut inner_val = &mut this_ptr.get_native_mut_ref().node_two; + crate::lightning::routing::gossip::NodeId { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::routing::gossip::NodeId<>) as *mut _) }, is_owned: false } +} +/// Source node of the second direction of a channel +#[no_mangle] +pub extern "C" fn ChannelInfo_set_node_two(this_ptr: &mut ChannelInfo, mut val: crate::lightning::routing::gossip::NodeId) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.node_two = *unsafe { Box::from_raw(val.take_inner()) }; +} +/// Details about the second direction of a channel +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelInfo_get_two_to_one(this_ptr: &ChannelInfo) -> crate::lightning::routing::gossip::ChannelUpdateInfo { + let mut inner_val = &mut this_ptr.get_native_mut_ref().two_to_one; + let mut local_inner_val = crate::lightning::routing::gossip::ChannelUpdateInfo { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::gossip::ChannelUpdateInfo<>) as *mut _ }, is_owned: false }; + local_inner_val +} +/// Details about the second direction of a channel +/// +/// Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelInfo_set_two_to_one(this_ptr: &mut ChannelInfo, mut val: crate::lightning::routing::gossip::ChannelUpdateInfo) { + let mut local_val = if val.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(val.take_inner()) } }) }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.two_to_one = local_val; +} +/// The channel capacity as seen on-chain, if chain lookup is available. +#[no_mangle] +pub extern "C" fn ChannelInfo_get_capacity_sats(this_ptr: &ChannelInfo) -> crate::c_types::derived::COption_u64Z { + let mut inner_val = &mut this_ptr.get_native_mut_ref().capacity_sats; + let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { inner_val.unwrap() }) }; + local_inner_val +} +/// The channel capacity as seen on-chain, if chain lookup is available. +#[no_mangle] +pub extern "C" fn ChannelInfo_set_capacity_sats(this_ptr: &mut ChannelInfo, mut val: crate::c_types::derived::COption_u64Z) { + let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.capacity_sats = local_val; +} +/// An initial announcement of the channel +/// Mostly redundant with the data we store in fields explicitly. +/// Everything else is useful only for sending out for initial routing sync. +/// Not stored if contains excess data to prevent DoS. +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelInfo_get_announcement_message(this_ptr: &ChannelInfo) -> crate::lightning::ln::msgs::ChannelAnnouncement { + let mut inner_val = &mut this_ptr.get_native_mut_ref().announcement_message; + let mut local_inner_val = crate::lightning::ln::msgs::ChannelAnnouncement { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::msgs::ChannelAnnouncement<>) as *mut _ }, is_owned: false }; + local_inner_val +} +/// An initial announcement of the channel +/// Mostly redundant with the data we store in fields explicitly. +/// Everything else is useful only for sending out for initial routing sync. +/// Not stored if contains excess data to prevent DoS. +/// +/// Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelInfo_set_announcement_message(this_ptr: &mut ChannelInfo, mut val: crate::lightning::ln::msgs::ChannelAnnouncement) { + let mut local_val = if val.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(val.take_inner()) } }) }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.announcement_message = local_val; +} +impl Clone for ChannelInfo { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeChannelInfo>::is_null(self.inner) { core::ptr::null_mut() } else { + ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, + is_owned: true, + } + } +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn ChannelInfo_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeChannelInfo)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the ChannelInfo +pub extern "C" fn ChannelInfo_clone(orig: &ChannelInfo) -> ChannelInfo { + orig.clone() +} +/// Returns a [`ChannelUpdateInfo`] based on the direction implied by the channel_flag. +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelInfo_get_directional_info(this_arg: &crate::lightning::routing::gossip::ChannelInfo, mut channel_flags: u8) -> crate::lightning::routing::gossip::ChannelUpdateInfo { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_directional_info(channel_flags); + let mut local_ret = crate::lightning::routing::gossip::ChannelUpdateInfo { inner: unsafe { (if ret.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (ret.unwrap()) }) } as *const lightning::routing::gossip::ChannelUpdateInfo<>) as *mut _ }, is_owned: false }; + local_ret +} + +#[no_mangle] +/// Serialize the ChannelInfo object into a byte array which can be read by ChannelInfo_read +pub extern "C" fn ChannelInfo_write(obj: &crate::lightning::routing::gossip::ChannelInfo) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) +} +#[no_mangle] +pub(crate) extern "C" fn ChannelInfo_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeChannelInfo) }) +} +#[no_mangle] +/// Read a ChannelInfo from a byte array, created by ChannelInfo_write +pub extern "C" fn ChannelInfo_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_ChannelInfoDecodeErrorZ { + let res: Result = crate::c_types::deserialize_obj(ser); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::gossip::ChannelInfo { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_res +} + +use lightning::routing::gossip::DirectedChannelInfo as nativeDirectedChannelInfoImport; +pub(crate) type nativeDirectedChannelInfo = nativeDirectedChannelInfoImport<'static>; + +/// A wrapper around [`ChannelInfo`] representing information about the channel as directed from a +/// source node to a target node. +#[must_use] +#[repr(C)] +pub struct DirectedChannelInfo { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeDirectedChannelInfo, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for DirectedChannelInfo { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeDirectedChannelInfo>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the DirectedChannelInfo, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn DirectedChannelInfo_free(this_obj: DirectedChannelInfo) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn DirectedChannelInfo_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeDirectedChannelInfo); } +} +#[allow(unused)] +impl DirectedChannelInfo { + pub(crate) fn get_native_ref(&self) -> &'static nativeDirectedChannelInfo { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeDirectedChannelInfo { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeDirectedChannelInfo { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +impl Clone for DirectedChannelInfo { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeDirectedChannelInfo>::is_null(self.inner) { core::ptr::null_mut() } else { + ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, + is_owned: true, + } + } +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn DirectedChannelInfo_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeDirectedChannelInfo)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the DirectedChannelInfo +pub extern "C" fn DirectedChannelInfo_clone(orig: &DirectedChannelInfo) -> DirectedChannelInfo { + orig.clone() +} +/// Returns information for the channel. +#[must_use] +#[no_mangle] +pub extern "C" fn DirectedChannelInfo_channel(this_arg: &crate::lightning::routing::gossip::DirectedChannelInfo) -> crate::lightning::routing::gossip::ChannelInfo { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.channel(); + crate::lightning::routing::gossip::ChannelInfo { inner: unsafe { ObjOps::nonnull_ptr_to_inner((ret as *const lightning::routing::gossip::ChannelInfo<>) as *mut _) }, is_owned: false } +} + +/// Returns information for the direction. +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[must_use] +#[no_mangle] +pub extern "C" fn DirectedChannelInfo_direction(this_arg: &crate::lightning::routing::gossip::DirectedChannelInfo) -> crate::lightning::routing::gossip::ChannelUpdateInfo { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.direction(); + let mut local_ret = crate::lightning::routing::gossip::ChannelUpdateInfo { inner: unsafe { (if ret.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (ret.unwrap()) }) } as *const lightning::routing::gossip::ChannelUpdateInfo<>) as *mut _ }, is_owned: false }; + local_ret +} + +/// Returns the maximum HTLC amount allowed over the channel in the direction. +#[must_use] +#[no_mangle] +pub extern "C" fn DirectedChannelInfo_htlc_maximum_msat(this_arg: &crate::lightning::routing::gossip::DirectedChannelInfo) -> u64 { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.htlc_maximum_msat(); + ret +} + +/// Returns the [`EffectiveCapacity`] of the channel in the direction. +/// +/// This is either the total capacity from the funding transaction, if known, or the +/// `htlc_maximum_msat` for the direction as advertised by the gossip network, if known, +/// otherwise. +#[must_use] +#[no_mangle] +pub extern "C" fn DirectedChannelInfo_effective_capacity(this_arg: &crate::lightning::routing::gossip::DirectedChannelInfo) -> crate::lightning::routing::gossip::EffectiveCapacity { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.effective_capacity(); + crate::lightning::routing::gossip::EffectiveCapacity::native_into(ret) +} + +/// The effective capacity of a channel for routing purposes. +/// +/// While this may be smaller than the actual channel capacity, amounts greater than +/// [`Self::as_msat`] should not be routed through the channel. +#[derive(Clone)] +#[must_use] +#[repr(C)] +pub enum EffectiveCapacity { + /// The available liquidity in the channel known from being a channel counterparty, and thus a + /// direct hop. + ExactLiquidity { + /// Either the inbound or outbound liquidity depending on the direction, denominated in + /// millisatoshi. + liquidity_msat: u64, + }, + /// The maximum HTLC amount in one direction as advertised on the gossip network. + MaximumHTLC { + /// The maximum HTLC amount denominated in millisatoshi. + amount_msat: u64, + }, + /// The total capacity of the channel as determined by the funding transaction. + Total { + /// The funding amount denominated in millisatoshi. + capacity_msat: u64, + }, + /// A capacity sufficient to route any payment, typically used for private channels provided by + /// an invoice. + Infinite, + /// A capacity that is unknown possibly because either the chain state is unavailable to know + /// the total capacity or the `htlc_maximum_msat` was not advertised on the gossip network. + Unknown, +} +use lightning::routing::gossip::EffectiveCapacity as EffectiveCapacityImport; +pub(crate) type nativeEffectiveCapacity = EffectiveCapacityImport; + +impl EffectiveCapacity { + #[allow(unused)] + pub(crate) fn to_native(&self) -> nativeEffectiveCapacity { + match self { + EffectiveCapacity::ExactLiquidity {ref liquidity_msat, } => { + let mut liquidity_msat_nonref = (*liquidity_msat).clone(); + nativeEffectiveCapacity::ExactLiquidity { + liquidity_msat: liquidity_msat_nonref, + } + }, + EffectiveCapacity::MaximumHTLC {ref amount_msat, } => { + let mut amount_msat_nonref = (*amount_msat).clone(); + nativeEffectiveCapacity::MaximumHTLC { + amount_msat: amount_msat_nonref, + } + }, + EffectiveCapacity::Total {ref capacity_msat, } => { + let mut capacity_msat_nonref = (*capacity_msat).clone(); + nativeEffectiveCapacity::Total { + capacity_msat: capacity_msat_nonref, + } + }, + EffectiveCapacity::Infinite => nativeEffectiveCapacity::Infinite, + EffectiveCapacity::Unknown => nativeEffectiveCapacity::Unknown, + } + } + #[allow(unused)] + pub(crate) fn into_native(self) -> nativeEffectiveCapacity { + match self { + EffectiveCapacity::ExactLiquidity {mut liquidity_msat, } => { + nativeEffectiveCapacity::ExactLiquidity { + liquidity_msat: liquidity_msat, + } + }, + EffectiveCapacity::MaximumHTLC {mut amount_msat, } => { + nativeEffectiveCapacity::MaximumHTLC { + amount_msat: amount_msat, + } + }, + EffectiveCapacity::Total {mut capacity_msat, } => { + nativeEffectiveCapacity::Total { + capacity_msat: capacity_msat, + } + }, + EffectiveCapacity::Infinite => nativeEffectiveCapacity::Infinite, + EffectiveCapacity::Unknown => nativeEffectiveCapacity::Unknown, + } + } + #[allow(unused)] + pub(crate) fn from_native(native: &nativeEffectiveCapacity) -> Self { + match native { + nativeEffectiveCapacity::ExactLiquidity {ref liquidity_msat, } => { + let mut liquidity_msat_nonref = (*liquidity_msat).clone(); + EffectiveCapacity::ExactLiquidity { + liquidity_msat: liquidity_msat_nonref, + } + }, + nativeEffectiveCapacity::MaximumHTLC {ref amount_msat, } => { + let mut amount_msat_nonref = (*amount_msat).clone(); + EffectiveCapacity::MaximumHTLC { + amount_msat: amount_msat_nonref, + } + }, + nativeEffectiveCapacity::Total {ref capacity_msat, } => { + let mut capacity_msat_nonref = (*capacity_msat).clone(); + EffectiveCapacity::Total { + capacity_msat: capacity_msat_nonref, + } + }, + nativeEffectiveCapacity::Infinite => EffectiveCapacity::Infinite, + nativeEffectiveCapacity::Unknown => EffectiveCapacity::Unknown, + } + } + #[allow(unused)] + pub(crate) fn native_into(native: nativeEffectiveCapacity) -> Self { + match native { + nativeEffectiveCapacity::ExactLiquidity {mut liquidity_msat, } => { + EffectiveCapacity::ExactLiquidity { + liquidity_msat: liquidity_msat, + } + }, + nativeEffectiveCapacity::MaximumHTLC {mut amount_msat, } => { + EffectiveCapacity::MaximumHTLC { + amount_msat: amount_msat, + } + }, + nativeEffectiveCapacity::Total {mut capacity_msat, } => { + EffectiveCapacity::Total { + capacity_msat: capacity_msat, + } + }, + nativeEffectiveCapacity::Infinite => EffectiveCapacity::Infinite, + nativeEffectiveCapacity::Unknown => EffectiveCapacity::Unknown, + } + } +} +/// Frees any resources used by the EffectiveCapacity +#[no_mangle] +pub extern "C" fn EffectiveCapacity_free(this_ptr: EffectiveCapacity) { } +/// Creates a copy of the EffectiveCapacity +#[no_mangle] +pub extern "C" fn EffectiveCapacity_clone(orig: &EffectiveCapacity) -> EffectiveCapacity { + orig.clone() +} +#[no_mangle] +/// Utility method to constructs a new ExactLiquidity-variant EffectiveCapacity +pub extern "C" fn EffectiveCapacity_exact_liquidity(liquidity_msat: u64) -> EffectiveCapacity { + EffectiveCapacity::ExactLiquidity { + liquidity_msat, + } +} +#[no_mangle] +/// Utility method to constructs a new MaximumHTLC-variant EffectiveCapacity +pub extern "C" fn EffectiveCapacity_maximum_htlc(amount_msat: u64) -> EffectiveCapacity { + EffectiveCapacity::MaximumHTLC { + amount_msat, + } +} +#[no_mangle] +/// Utility method to constructs a new Total-variant EffectiveCapacity +pub extern "C" fn EffectiveCapacity_total(capacity_msat: u64) -> EffectiveCapacity { + EffectiveCapacity::Total { + capacity_msat, + } +} +#[no_mangle] +/// Utility method to constructs a new Infinite-variant EffectiveCapacity +pub extern "C" fn EffectiveCapacity_infinite() -> EffectiveCapacity { + EffectiveCapacity::Infinite} +#[no_mangle] +/// Utility method to constructs a new Unknown-variant EffectiveCapacity +pub extern "C" fn EffectiveCapacity_unknown() -> EffectiveCapacity { + EffectiveCapacity::Unknown} +/// The presumed channel capacity denominated in millisatoshi for [`EffectiveCapacity::Unknown`] to +/// use when making routing decisions. + +#[no_mangle] +pub static UNKNOWN_CHANNEL_CAPACITY_MSAT: u64 = lightning::routing::gossip::UNKNOWN_CHANNEL_CAPACITY_MSAT; +/// Returns the effective capacity denominated in millisatoshi. +#[must_use] +#[no_mangle] +pub extern "C" fn EffectiveCapacity_as_msat(this_arg: &crate::lightning::routing::gossip::EffectiveCapacity) -> u64 { + let mut ret = this_arg.to_native().as_msat(); + ret +} + + +use lightning::routing::gossip::RoutingFees as nativeRoutingFeesImport; +pub(crate) type nativeRoutingFees = nativeRoutingFeesImport; + +/// Fees for routing via a given channel or a node +#[must_use] +#[repr(C)] +pub struct RoutingFees { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeRoutingFees, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for RoutingFees { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeRoutingFees>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the RoutingFees, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn RoutingFees_free(this_obj: RoutingFees) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn RoutingFees_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeRoutingFees); } +} +#[allow(unused)] +impl RoutingFees { + pub(crate) fn get_native_ref(&self) -> &'static nativeRoutingFees { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeRoutingFees { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeRoutingFees { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// Flat routing fee in satoshis +#[no_mangle] +pub extern "C" fn RoutingFees_get_base_msat(this_ptr: &RoutingFees) -> u32 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().base_msat; + *inner_val +} +/// Flat routing fee in satoshis +#[no_mangle] +pub extern "C" fn RoutingFees_set_base_msat(this_ptr: &mut RoutingFees, mut val: u32) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.base_msat = val; +} +/// Liquidity-based routing fee in millionths of a routed amount. +/// In other words, 10000 is 1%. +#[no_mangle] +pub extern "C" fn RoutingFees_get_proportional_millionths(this_ptr: &RoutingFees) -> u32 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().proportional_millionths; + *inner_val +} +/// Liquidity-based routing fee in millionths of a routed amount. +/// In other words, 10000 is 1%. +#[no_mangle] +pub extern "C" fn RoutingFees_set_proportional_millionths(this_ptr: &mut RoutingFees, mut val: u32) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.proportional_millionths = val; +} +/// Constructs a new RoutingFees given each field +#[must_use] +#[no_mangle] +pub extern "C" fn RoutingFees_new(mut base_msat_arg: u32, mut proportional_millionths_arg: u32) -> RoutingFees { + RoutingFees { inner: ObjOps::heap_alloc(nativeRoutingFees { + base_msat: base_msat_arg, + proportional_millionths: proportional_millionths_arg, + }), is_owned: true } +} +/// Checks if two RoutingFeess contain equal inner contents. +/// This ignores pointers and is_owned flags and looks at the values in fields. +/// Two objects with NULL inner values will be considered "equal" here. +#[no_mangle] +pub extern "C" fn RoutingFees_eq(a: &RoutingFees, b: &RoutingFees) -> bool { + if a.inner == b.inner { return true; } + if a.inner.is_null() || b.inner.is_null() { return false; } + if a.get_native_ref() == b.get_native_ref() { true } else { false } +} +impl Clone for RoutingFees { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeRoutingFees>::is_null(self.inner) { core::ptr::null_mut() } else { + ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, + is_owned: true, + } + } +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn RoutingFees_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeRoutingFees)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the RoutingFees +pub extern "C" fn RoutingFees_clone(orig: &RoutingFees) -> RoutingFees { + orig.clone() +} +/// Checks if two RoutingFeess contain equal inner contents. +#[no_mangle] +pub extern "C" fn RoutingFees_hash(o: &RoutingFees) -> u64 { + if o.inner.is_null() { return 0; } + // Note that we'd love to use alloc::collections::hash_map::DefaultHasher but it's not in core + #[allow(deprecated)] + let mut hasher = core::hash::SipHasher::new(); + core::hash::Hash::hash(o.get_native_ref(), &mut hasher); + core::hash::Hasher::finish(&hasher) +} +#[no_mangle] +/// Serialize the RoutingFees object into a byte array which can be read by RoutingFees_read +pub extern "C" fn RoutingFees_write(obj: &crate::lightning::routing::gossip::RoutingFees) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) +} +#[no_mangle] +pub(crate) extern "C" fn RoutingFees_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeRoutingFees) }) +} +#[no_mangle] +/// Read a RoutingFees from a byte array, created by RoutingFees_write +pub extern "C" fn RoutingFees_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_RoutingFeesDecodeErrorZ { + let res: Result = crate::c_types::deserialize_obj(ser); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::gossip::RoutingFees { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_res +} + +use lightning::routing::gossip::NodeAnnouncementInfo as nativeNodeAnnouncementInfoImport; +pub(crate) type nativeNodeAnnouncementInfo = nativeNodeAnnouncementInfoImport; + +/// Information received in the latest node_announcement from this node. +#[must_use] +#[repr(C)] +pub struct NodeAnnouncementInfo { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeNodeAnnouncementInfo, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for NodeAnnouncementInfo { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeNodeAnnouncementInfo>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the NodeAnnouncementInfo, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_free(this_obj: NodeAnnouncementInfo) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn NodeAnnouncementInfo_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeNodeAnnouncementInfo); } +} +#[allow(unused)] +impl NodeAnnouncementInfo { + pub(crate) fn get_native_ref(&self) -> &'static nativeNodeAnnouncementInfo { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeNodeAnnouncementInfo { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeNodeAnnouncementInfo { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// Protocol features the node announced support for +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_get_features(this_ptr: &NodeAnnouncementInfo) -> crate::lightning::ln::features::NodeFeatures { + let mut inner_val = &mut this_ptr.get_native_mut_ref().features; + crate::lightning::ln::features::NodeFeatures { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::ln::features::NodeFeatures<>) as *mut _) }, is_owned: false } +} +/// Protocol features the node announced support for +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_set_features(this_ptr: &mut NodeAnnouncementInfo, mut val: crate::lightning::ln::features::NodeFeatures) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.features = *unsafe { Box::from_raw(val.take_inner()) }; +} +/// When the last known update to the node state was issued. +/// Value is opaque, as set in the announcement. +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_get_last_update(this_ptr: &NodeAnnouncementInfo) -> u32 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().last_update; + *inner_val +} +/// When the last known update to the node state was issued. +/// Value is opaque, as set in the announcement. +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_set_last_update(this_ptr: &mut NodeAnnouncementInfo, mut val: u32) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.last_update = val; +} +/// Color assigned to the node +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_get_rgb(this_ptr: &NodeAnnouncementInfo) -> *const [u8; 3] { + let mut inner_val = &mut this_ptr.get_native_mut_ref().rgb; + inner_val +} +/// Color assigned to the node +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_set_rgb(this_ptr: &mut NodeAnnouncementInfo, mut val: crate::c_types::ThreeBytes) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.rgb = val.data; +} +/// Moniker assigned to the node. +/// May be invalid or malicious (eg control chars), +/// should not be exposed to the user. +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_get_alias(this_ptr: &NodeAnnouncementInfo) -> *const [u8; 32] { + let mut inner_val = &mut this_ptr.get_native_mut_ref().alias; + inner_val +} +/// Moniker assigned to the node. +/// May be invalid or malicious (eg control chars), +/// should not be exposed to the user. +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_set_alias(this_ptr: &mut NodeAnnouncementInfo, mut val: crate::c_types::ThirtyTwoBytes) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.alias = val.data; +} +/// Internet-level addresses via which one can connect to the node +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_set_addresses(this_ptr: &mut NodeAnnouncementInfo, mut val: crate::c_types::derived::CVec_NetAddressZ) { + let mut local_val = Vec::new(); for mut item in val.into_rust().drain(..) { local_val.push( { item.into_native() }); }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.addresses = local_val; +} +/// An initial announcement of the node +/// Mostly redundant with the data we store in fields explicitly. +/// Everything else is useful only for sending out for initial routing sync. +/// Not stored if contains excess data to prevent DoS. +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_get_announcement_message(this_ptr: &NodeAnnouncementInfo) -> crate::lightning::ln::msgs::NodeAnnouncement { + let mut inner_val = &mut this_ptr.get_native_mut_ref().announcement_message; + let mut local_inner_val = crate::lightning::ln::msgs::NodeAnnouncement { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::msgs::NodeAnnouncement<>) as *mut _ }, is_owned: false }; + local_inner_val +} +/// An initial announcement of the node +/// Mostly redundant with the data we store in fields explicitly. +/// Everything else is useful only for sending out for initial routing sync. +/// Not stored if contains excess data to prevent DoS. +/// +/// Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_set_announcement_message(this_ptr: &mut NodeAnnouncementInfo, mut val: crate::lightning::ln::msgs::NodeAnnouncement) { + let mut local_val = if val.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(val.take_inner()) } }) }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.announcement_message = local_val; +} +/// Constructs a new NodeAnnouncementInfo given each field +#[must_use] +#[no_mangle] +pub extern "C" fn NodeAnnouncementInfo_new(mut features_arg: crate::lightning::ln::features::NodeFeatures, mut last_update_arg: u32, mut rgb_arg: crate::c_types::ThreeBytes, mut alias_arg: crate::c_types::ThirtyTwoBytes, mut addresses_arg: crate::c_types::derived::CVec_NetAddressZ, mut announcement_message_arg: crate::lightning::ln::msgs::NodeAnnouncement) -> NodeAnnouncementInfo { + let mut local_addresses_arg = Vec::new(); for mut item in addresses_arg.into_rust().drain(..) { local_addresses_arg.push( { item.into_native() }); }; + let mut local_announcement_message_arg = if announcement_message_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(announcement_message_arg.take_inner()) } }) }; + NodeAnnouncementInfo { inner: ObjOps::heap_alloc(nativeNodeAnnouncementInfo { + features: *unsafe { Box::from_raw(features_arg.take_inner()) }, + last_update: last_update_arg, + rgb: rgb_arg.data, + alias: alias_arg.data, + addresses: local_addresses_arg, + announcement_message: local_announcement_message_arg, + }), is_owned: true } +} +impl Clone for NodeAnnouncementInfo { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeNodeAnnouncementInfo>::is_null(self.inner) { core::ptr::null_mut() } else { + ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, + is_owned: true, + } + } +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn NodeAnnouncementInfo_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeNodeAnnouncementInfo)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the NodeAnnouncementInfo +pub extern "C" fn NodeAnnouncementInfo_clone(orig: &NodeAnnouncementInfo) -> NodeAnnouncementInfo { + orig.clone() +} +#[no_mangle] +/// Serialize the NodeAnnouncementInfo object into a byte array which can be read by NodeAnnouncementInfo_read +pub extern "C" fn NodeAnnouncementInfo_write(obj: &crate::lightning::routing::gossip::NodeAnnouncementInfo) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) +} +#[no_mangle] +pub(crate) extern "C" fn NodeAnnouncementInfo_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeNodeAnnouncementInfo) }) +} +#[no_mangle] +/// Read a NodeAnnouncementInfo from a byte array, created by NodeAnnouncementInfo_write +pub extern "C" fn NodeAnnouncementInfo_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_NodeAnnouncementInfoDecodeErrorZ { + let res: Result = crate::c_types::deserialize_obj(ser); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::gossip::NodeAnnouncementInfo { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_res +} + +use lightning::routing::gossip::NodeInfo as nativeNodeInfoImport; +pub(crate) type nativeNodeInfo = nativeNodeInfoImport; + +/// Details about a node in the network, known from the network announcement. +#[must_use] +#[repr(C)] +pub struct NodeInfo { + /// A pointer to the opaque Rust object. + + /// Nearly everywhere, inner must be non-null, however in places where + /// the Rust equivalent takes an Option, it may be set to null to indicate None. + pub inner: *mut nativeNodeInfo, + /// Indicates that this is the only struct which contains the same pointer. + + /// Rust functions which take ownership of an object provided via an argument require + /// this to be true and invalidate the object pointed to by inner. + pub is_owned: bool, +} + +impl Drop for NodeInfo { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeNodeInfo>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the NodeInfo, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn NodeInfo_free(this_obj: NodeInfo) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn NodeInfo_free_void(this_ptr: *mut c_void) { + unsafe { let _ = Box::from_raw(this_ptr as *mut nativeNodeInfo); } +} +#[allow(unused)] +impl NodeInfo { + pub(crate) fn get_native_ref(&self) -> &'static nativeNodeInfo { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeNodeInfo { + unsafe { &mut *ObjOps::untweak_ptr(self.inner) } + } + /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy + pub(crate) fn take_inner(mut self) -> *mut nativeNodeInfo { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// All valid channels a node has announced +#[no_mangle] +pub extern "C" fn NodeInfo_set_channels(this_ptr: &mut NodeInfo, mut val: crate::c_types::derived::CVec_u64Z) { + let mut local_val = Vec::new(); for mut item in val.into_rust().drain(..) { local_val.push( { item }); }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.channels = local_val; +} +/// Lowest fees enabling routing via any of the enabled, known channels to a node. +/// The two fields (flat and proportional fee) are independent, +/// meaning they don't have to refer to the same channel. +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn NodeInfo_get_lowest_inbound_channel_fees(this_ptr: &NodeInfo) -> crate::lightning::routing::gossip::RoutingFees { + let mut inner_val = &mut this_ptr.get_native_mut_ref().lowest_inbound_channel_fees; + let mut local_inner_val = crate::lightning::routing::gossip::RoutingFees { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::gossip::RoutingFees<>) as *mut _ }, is_owned: false }; + local_inner_val +} +/// Lowest fees enabling routing via any of the enabled, known channels to a node. +/// The two fields (flat and proportional fee) are independent, +/// meaning they don't have to refer to the same channel. +/// +/// Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn NodeInfo_set_lowest_inbound_channel_fees(this_ptr: &mut NodeInfo, mut val: crate::lightning::routing::gossip::RoutingFees) { + let mut local_val = if val.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(val.take_inner()) } }) }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.lowest_inbound_channel_fees = local_val; +} +/// More information about a node from node_announcement. +/// Optional because we store a Node entry after learning about it from +/// a channel announcement, but before receiving a node announcement. +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn NodeInfo_get_announcement_info(this_ptr: &NodeInfo) -> crate::lightning::routing::gossip::NodeAnnouncementInfo { + let mut inner_val = &mut this_ptr.get_native_mut_ref().announcement_info; + let mut local_inner_val = crate::lightning::routing::gossip::NodeAnnouncementInfo { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::gossip::NodeAnnouncementInfo<>) as *mut _ }, is_owned: false }; + local_inner_val +} +/// More information about a node from node_announcement. +/// Optional because we store a Node entry after learning about it from +/// a channel announcement, but before receiving a node announcement. +/// +/// Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn NodeInfo_set_announcement_info(this_ptr: &mut NodeInfo, mut val: crate::lightning::routing::gossip::NodeAnnouncementInfo) { + let mut local_val = if val.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(val.take_inner()) } }) }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.announcement_info = local_val; +} +/// Constructs a new NodeInfo given each field +#[must_use] +#[no_mangle] +pub extern "C" fn NodeInfo_new(mut channels_arg: crate::c_types::derived::CVec_u64Z, mut lowest_inbound_channel_fees_arg: crate::lightning::routing::gossip::RoutingFees, mut announcement_info_arg: crate::lightning::routing::gossip::NodeAnnouncementInfo) -> NodeInfo { + let mut local_channels_arg = Vec::new(); for mut item in channels_arg.into_rust().drain(..) { local_channels_arg.push( { item }); }; + let mut local_lowest_inbound_channel_fees_arg = if lowest_inbound_channel_fees_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(lowest_inbound_channel_fees_arg.take_inner()) } }) }; + let mut local_announcement_info_arg = if announcement_info_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(announcement_info_arg.take_inner()) } }) }; + NodeInfo { inner: ObjOps::heap_alloc(nativeNodeInfo { + channels: local_channels_arg, + lowest_inbound_channel_fees: local_lowest_inbound_channel_fees_arg, + announcement_info: local_announcement_info_arg, + }), is_owned: true } +} +impl Clone for NodeInfo { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeNodeInfo>::is_null(self.inner) { core::ptr::null_mut() } else { + ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, + is_owned: true, + } + } +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn NodeInfo_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeNodeInfo)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the NodeInfo +pub extern "C" fn NodeInfo_clone(orig: &NodeInfo) -> NodeInfo { + orig.clone() +} +#[no_mangle] +/// Serialize the NodeInfo object into a byte array which can be read by NodeInfo_read +pub extern "C" fn NodeInfo_write(obj: &crate::lightning::routing::gossip::NodeInfo) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) +} +#[no_mangle] +pub(crate) extern "C" fn NodeInfo_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeNodeInfo) }) +} +#[no_mangle] +/// Read a NodeInfo from a byte array, created by NodeInfo_write +pub extern "C" fn NodeInfo_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_NodeInfoDecodeErrorZ { + let res: Result = crate::c_types::deserialize_obj(ser); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::gossip::NodeInfo { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_res +} +#[no_mangle] +/// Serialize the NetworkGraph object into a byte array which can be read by NetworkGraph_read +pub extern "C" fn NetworkGraph_write(obj: &crate::lightning::routing::gossip::NetworkGraph) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) +} +#[no_mangle] +pub(crate) extern "C" fn NetworkGraph_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeNetworkGraph) }) +} +#[no_mangle] +/// Read a NetworkGraph from a byte array, created by NetworkGraph_write +pub extern "C" fn NetworkGraph_read(ser: crate::c_types::u8slice, arg: crate::lightning::util::logger::Logger) -> crate::c_types::derived::CResult_NetworkGraphDecodeErrorZ { + let arg_conv = arg; + let res: Result, lightning::ln::msgs::DecodeError> = crate::c_types::deserialize_obj_arg(ser, arg_conv); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::gossip::NetworkGraph { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_res +} +/// Creates a new, empty, network graph. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_new(mut genesis_hash: crate::c_types::ThirtyTwoBytes, mut logger: crate::lightning::util::logger::Logger) -> crate::lightning::routing::gossip::NetworkGraph { + let mut ret = lightning::routing::gossip::NetworkGraph::new(::bitcoin::hash_types::BlockHash::from_slice(&genesis_hash.data[..]).unwrap(), logger); + crate::lightning::routing::gossip::NetworkGraph { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// Returns a read-only view of the network graph. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_read_only(this_arg: &crate::lightning::routing::gossip::NetworkGraph) -> crate::lightning::routing::gossip::ReadOnlyNetworkGraph { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.read_only(); + crate::lightning::routing::gossip::ReadOnlyNetworkGraph { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// The unix timestamp provided by the most recent rapid gossip sync. +/// It will be set by the rapid sync process after every sync completion. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_get_last_rapid_gossip_sync_timestamp(this_arg: &crate::lightning::routing::gossip::NetworkGraph) -> crate::c_types::derived::COption_u32Z { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_last_rapid_gossip_sync_timestamp(); + let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_u32Z::None } else { crate::c_types::derived::COption_u32Z::Some( { ret.unwrap() }) }; + local_ret +} + +/// Update the unix timestamp provided by the most recent rapid gossip sync. +/// This should be done automatically by the rapid sync process after every sync completion. +#[no_mangle] +pub extern "C" fn NetworkGraph_set_last_rapid_gossip_sync_timestamp(this_arg: &crate::lightning::routing::gossip::NetworkGraph, mut last_rapid_gossip_sync_timestamp: u32) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.set_last_rapid_gossip_sync_timestamp(last_rapid_gossip_sync_timestamp) +} + +/// For an already known node (from channel announcements), update its stored properties from a +/// given node announcement. +/// +/// You probably don't want to call this directly, instead relying on a P2PGossipSync's +/// RoutingMessageHandler implementation to call it indirectly. This may be useful to accept +/// routing messages from a source using a protocol other than the lightning P2P protocol. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_update_node_from_announcement(this_arg: &crate::lightning::routing::gossip::NetworkGraph, msg: &crate::lightning::ln::msgs::NodeAnnouncement) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.update_node_from_announcement(msg.get_native_ref()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} + +/// For an already known node (from channel announcements), update its stored properties from a +/// given node announcement without verifying the associated signatures. Because we aren't +/// given the associated signatures here we cannot relay the node announcement to any of our +/// peers. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_update_node_from_unsigned_announcement(this_arg: &crate::lightning::routing::gossip::NetworkGraph, msg: &crate::lightning::ln::msgs::UnsignedNodeAnnouncement) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.update_node_from_unsigned_announcement(msg.get_native_ref()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} + +/// Store or update channel info from a channel announcement. +/// +/// You probably don't want to call this directly, instead relying on a P2PGossipSync's +/// RoutingMessageHandler implementation to call it indirectly. This may be useful to accept +/// routing messages from a source using a protocol other than the lightning P2P protocol. +/// +/// If a `chain::Access` object is provided via `chain_access`, it will be called to verify +/// the corresponding UTXO exists on chain and is correctly-formatted. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_update_channel_from_announcement(this_arg: &crate::lightning::routing::gossip::NetworkGraph, msg: &crate::lightning::ln::msgs::ChannelAnnouncement, mut chain_access: crate::c_types::derived::COption_AccessZ) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut local_chain_access = { /* chain_access*/ let chain_access_opt = chain_access; { } if chain_access_opt.is_none() { None } else { Some({ chain_access_opt.take() }) } }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.update_channel_from_announcement(msg.get_native_ref(), &local_chain_access); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} + +/// Store or update channel info from a channel announcement without verifying the associated +/// signatures. Because we aren't given the associated signatures here we cannot relay the +/// channel announcement to any of our peers. +/// +/// If a `chain::Access` object is provided via `chain_access`, it will be called to verify +/// the corresponding UTXO exists on chain and is correctly-formatted. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_update_channel_from_unsigned_announcement(this_arg: &crate::lightning::routing::gossip::NetworkGraph, msg: &crate::lightning::ln::msgs::UnsignedChannelAnnouncement, mut chain_access: crate::c_types::derived::COption_AccessZ) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut local_chain_access = { /* chain_access*/ let chain_access_opt = chain_access; { } if chain_access_opt.is_none() { None } else { Some({ chain_access_opt.take() }) } }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.update_channel_from_unsigned_announcement(msg.get_native_ref(), &local_chain_access); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} + +/// Update channel from partial announcement data received via rapid gossip sync +/// +/// `timestamp: u64`: Timestamp emulating the backdated original announcement receipt (by the +/// rapid gossip sync server) +/// +/// All other parameters as used in [`msgs::UnsignedChannelAnnouncement`] fields. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_add_channel_from_partial_announcement(this_arg: &crate::lightning::routing::gossip::NetworkGraph, mut short_channel_id: u64, mut timestamp: u64, mut features: crate::lightning::ln::features::ChannelFeatures, mut node_id_1: crate::c_types::PublicKey, mut node_id_2: crate::c_types::PublicKey) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.add_channel_from_partial_announcement(short_channel_id, timestamp, *unsafe { Box::from_raw(features.take_inner()) }, node_id_1.into_rust(), node_id_2.into_rust()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} + +/// Marks a channel in the graph as failed if a corresponding HTLC fail was sent. +/// If permanent, removes a channel from the local storage. +/// May cause the removal of nodes too, if this was their last channel. +/// If not permanent, makes channels unavailable for routing. +#[no_mangle] +pub extern "C" fn NetworkGraph_channel_failed(this_arg: &crate::lightning::routing::gossip::NetworkGraph, mut short_channel_id: u64, mut is_permanent: bool) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.channel_failed(short_channel_id, is_permanent) +} + +/// Marks a node in the graph as failed. +#[no_mangle] +pub extern "C" fn NetworkGraph_node_failed(this_arg: &crate::lightning::routing::gossip::NetworkGraph, mut _node_id: crate::c_types::PublicKey, mut is_permanent: bool) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.node_failed(&_node_id.into_rust(), is_permanent) +} + +/// Removes information about channels that we haven't heard any updates about in some time. +/// This can be used regularly to prune the network graph of channels that likely no longer +/// exist. +/// +/// While there is no formal requirement that nodes regularly re-broadcast their channel +/// updates every two weeks, the non-normative section of BOLT 7 currently suggests that +/// pruning occur for updates which are at least two weeks old, which we implement here. +/// +/// Note that for users of the `lightning-background-processor` crate this method may be +/// automatically called regularly for you. +/// +/// This method is only available with the `std` feature. See +/// [`NetworkGraph::remove_stale_channels_with_time`] for `no-std` use. +#[no_mangle] +pub extern "C" fn NetworkGraph_remove_stale_channels(this_arg: &crate::lightning::routing::gossip::NetworkGraph) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.remove_stale_channels() +} + +/// Removes information about channels that we haven't heard any updates about in some time. +/// This can be used regularly to prune the network graph of channels that likely no longer +/// exist. +/// +/// While there is no formal requirement that nodes regularly re-broadcast their channel +/// updates every two weeks, the non-normative section of BOLT 7 currently suggests that +/// pruning occur for updates which are at least two weeks old, which we implement here. +/// +/// This function takes the current unix time as an argument. For users with the `std` feature +/// enabled, [`NetworkGraph::remove_stale_channels`] may be preferable. +#[no_mangle] +pub extern "C" fn NetworkGraph_remove_stale_channels_with_time(this_arg: &crate::lightning::routing::gossip::NetworkGraph, mut current_time_unix: u64) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.remove_stale_channels_with_time(current_time_unix) +} + +/// For an already known (from announcement) channel, update info about one of the directions +/// of the channel. +/// +/// You probably don't want to call this directly, instead relying on a P2PGossipSync's +/// RoutingMessageHandler implementation to call it indirectly. This may be useful to accept +/// routing messages from a source using a protocol other than the lightning P2P protocol. +/// +/// If built with `no-std`, any updates with a timestamp more than two weeks in the past or +/// materially in the future will be rejected. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_update_channel(this_arg: &crate::lightning::routing::gossip::NetworkGraph, msg: &crate::lightning::ln::msgs::ChannelUpdate) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.update_channel(msg.get_native_ref()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} + +/// For an already known (from announcement) channel, update info about one of the directions +/// of the channel without verifying the associated signatures. Because we aren't given the +/// associated signatures here we cannot relay the channel update to any of our peers. +/// +/// If built with `no-std`, any updates with a timestamp more than two weeks in the past or +/// materially in the future will be rejected. +#[must_use] +#[no_mangle] +pub extern "C" fn NetworkGraph_update_channel_unsigned(this_arg: &crate::lightning::routing::gossip::NetworkGraph, msg: &crate::lightning::ln::msgs::UnsignedChannelUpdate) -> crate::c_types::derived::CResult_NoneLightningErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.update_channel_unsigned(msg.get_native_ref()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::LightningError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + local_ret +} + +/// Get network addresses by node id. +/// Returns None if the requested node is completely unknown, +/// or if node announcement for the node was never received. +#[must_use] +#[no_mangle] +pub extern "C" fn ReadOnlyNetworkGraph_get_addresses(this_arg: &crate::lightning::routing::gossip::ReadOnlyNetworkGraph, mut pubkey: crate::c_types::PublicKey) -> crate::c_types::derived::COption_CVec_NetAddressZZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_addresses(&pubkey.into_rust()); + let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_CVec_NetAddressZZ::None } else { crate::c_types::derived::COption_CVec_NetAddressZZ::Some( { let mut local_ret_0 = Vec::new(); for mut item in ret.unwrap().drain(..) { local_ret_0.push( { crate::lightning::ln::msgs::NetAddress::native_into(item) }); }; local_ret_0.into() }) }; + local_ret +} +