X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=ldk-c-bindings;a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Flightning%2Frouting%2Frouter.rs;fp=lightning-c-bindings%2Fsrc%2Flightning%2Frouting%2Frouter.rs;h=b3b8f4431cf6df01408d4f98fc5aed3e34d707a4;hp=47b8336e076770059c042cf114481d27ed3b61c2;hb=00ed41fad818748a795634e82040b04c1ea4455d;hpb=c14513fd07359c39e2e27c2e7d475ca522f03db5 diff --git a/lightning-c-bindings/src/lightning/routing/router.rs b/lightning-c-bindings/src/lightning/routing/router.rs index 47b8336..b3b8f44 100644 --- a/lightning-c-bindings/src/lightning/routing/router.rs +++ b/lightning-c-bindings/src/lightning/routing/router.rs @@ -19,7 +19,7 @@ use alloc::{vec::Vec, boxed::Box}; use lightning::routing::router::DefaultRouter as nativeDefaultRouterImport; -pub(crate) type nativeDefaultRouter = nativeDefaultRouterImport<&'static lightning::routing::gossip::NetworkGraph, crate::lightning::util::logger::Logger, crate::lightning::routing::scoring::LockableScore>; +pub(crate) type nativeDefaultRouter = nativeDefaultRouterImport<&'static lightning::routing::gossip::NetworkGraph, crate::lightning::util::logger::Logger, crate::lightning::sign::EntropySource, crate::lightning::routing::scoring::LockableScore>; /// A [`Router`] implemented using [`find_route`]. #[must_use] @@ -71,8 +71,8 @@ impl DefaultRouter { /// Creates a new router. #[must_use] #[no_mangle] -pub extern "C" fn DefaultRouter_new(network_graph: &crate::lightning::routing::gossip::NetworkGraph, mut logger: crate::lightning::util::logger::Logger, mut random_seed_bytes: crate::c_types::ThirtyTwoBytes, mut scorer: crate::lightning::routing::scoring::LockableScore, mut score_params: crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> crate::lightning::routing::router::DefaultRouter { - let mut ret = lightning::routing::router::DefaultRouter::new(network_graph.get_native_ref(), logger, random_seed_bytes.data, scorer, *unsafe { Box::from_raw(score_params.take_inner()) }); +pub extern "C" fn DefaultRouter_new(network_graph: &crate::lightning::routing::gossip::NetworkGraph, mut logger: crate::lightning::util::logger::Logger, mut entropy_source: crate::lightning::sign::EntropySource, mut scorer: crate::lightning::routing::scoring::LockableScore, mut score_params: crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> crate::lightning::routing::router::DefaultRouter { + let mut ret = lightning::routing::router::DefaultRouter::new(network_graph.get_native_ref(), logger, entropy_source, scorer, *unsafe { Box::from_raw(score_params.take_inner()) }); crate::lightning::routing::router::DefaultRouter { inner: ObjOps::heap_alloc(ret), is_owned: true } } @@ -95,6 +95,13 @@ pub extern "C" fn DefaultRouter_as_Router(this_arg: &DefaultRouter) -> crate::li free: None, find_route: DefaultRouter_Router_find_route, find_route_with_id: DefaultRouter_Router_find_route_with_id, + create_blinded_payment_paths: DefaultRouter_Router_create_blinded_payment_paths, + MessageRouter: crate::lightning::onion_message::messenger::MessageRouter { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + find_path: DefaultRouter_MessageRouter_find_path, + create_blinded_paths: DefaultRouter_MessageRouter_create_blinded_paths, + }, } } @@ -112,6 +119,50 @@ extern "C" fn DefaultRouter_Router_find_route_with_id(this_arg: *const c_void, m let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::router::Route { inner: ObjOps::heap_alloc(o), is_owned: true } }).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 DefaultRouter_Router_create_blinded_payment_paths(this_arg: *const c_void, mut recipient: crate::c_types::PublicKey, mut first_hops: crate::c_types::derived::CVec_ChannelDetailsZ, mut tlvs: crate::lightning::blinded_path::payment::ReceiveTlvs, mut amount_msats: u64) -> crate::c_types::derived::CResult_CVec_C2Tuple_BlindedPayInfoBlindedPathZZNoneZ { + let mut local_first_hops = Vec::new(); for mut item in first_hops.into_rust().drain(..) { local_first_hops.push( { *unsafe { Box::from_raw(item.take_inner()) } }); }; + let mut ret = >::create_blinded_payment_paths(unsafe { &mut *(this_arg as *mut nativeDefaultRouter) }, recipient.into_rust(), local_first_hops, *unsafe { Box::from_raw(tlvs.take_inner()) }, amount_msats, secp256k1::global::SECP256K1); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let mut local_ret_0 = Vec::new(); for mut item in o.drain(..) { local_ret_0.push( { let (mut orig_ret_0_0_0, mut orig_ret_0_0_1) = item; let mut local_ret_0_0 = (crate::lightning::offers::invoice::BlindedPayInfo { inner: ObjOps::heap_alloc(orig_ret_0_0_0), is_owned: true }, crate::lightning::blinded_path::BlindedPath { inner: ObjOps::heap_alloc(orig_ret_0_0_1), is_owned: true }).into(); local_ret_0_0 }); }; local_ret_0.into() }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; + local_ret +} + +impl From for crate::lightning::onion_message::messenger::MessageRouter { + fn from(obj: nativeDefaultRouter) -> Self { + let rust_obj = crate::lightning::routing::router::DefaultRouter { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = DefaultRouter_as_MessageRouter(&rust_obj); + // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn + core::mem::forget(rust_obj); + ret.free = Some(DefaultRouter_free_void); + ret + } +} +/// Constructs a new MessageRouter which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned MessageRouter must be freed before this_arg is +#[no_mangle] +pub extern "C" fn DefaultRouter_as_MessageRouter(this_arg: &DefaultRouter) -> crate::lightning::onion_message::messenger::MessageRouter { + crate::lightning::onion_message::messenger::MessageRouter { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + find_path: DefaultRouter_MessageRouter_find_path, + create_blinded_paths: DefaultRouter_MessageRouter_create_blinded_paths, + } +} + +#[must_use] +extern "C" fn DefaultRouter_MessageRouter_find_path(this_arg: *const c_void, mut sender: crate::c_types::PublicKey, mut peers: crate::c_types::derived::CVec_PublicKeyZ, mut destination: crate::lightning::onion_message::messenger::Destination) -> crate::c_types::derived::CResult_OnionMessagePathNoneZ { + let mut local_peers = Vec::new(); for mut item in peers.into_rust().drain(..) { local_peers.push( { item.into_rust() }); }; + let mut ret = >::find_path(unsafe { &mut *(this_arg as *mut nativeDefaultRouter) }, sender.into_rust(), local_peers, destination.into_native()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::onion_message::messenger::OnionMessagePath { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; + local_ret +} +#[must_use] +extern "C" fn DefaultRouter_MessageRouter_create_blinded_paths(this_arg: *const c_void, mut recipient: crate::c_types::PublicKey, mut peers: crate::c_types::derived::CVec_PublicKeyZ) -> crate::c_types::derived::CResult_CVec_BlindedPathZNoneZ { + let mut local_peers = Vec::new(); for mut item in peers.into_rust().drain(..) { local_peers.push( { item.into_rust() }); }; + let mut ret = >::create_blinded_paths(unsafe { &mut *(this_arg as *mut nativeDefaultRouter) }, recipient.into_rust(), local_peers, secp256k1::global::SECP256K1); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let mut local_ret_0 = Vec::new(); for mut item in o.drain(..) { local_ret_0.push( { crate::lightning::blinded_path::BlindedPath { inner: ObjOps::heap_alloc(item), is_owned: true } }); }; local_ret_0.into() }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; + local_ret +} /// A trait defining behavior for routing a payment. #[repr(C)] @@ -136,6 +187,12 @@ pub struct Router { /// /// Note that first_hops (or a relevant inner pointer) may be NULL or all-0s to represent None pub find_route_with_id: extern "C" fn (this_arg: *const c_void, payer: crate::c_types::PublicKey, route_params: &crate::lightning::routing::router::RouteParameters, first_hops: *mut crate::c_types::derived::CVec_ChannelDetailsZ, inflight_htlcs: crate::lightning::routing::router::InFlightHtlcs, _payment_hash: crate::c_types::ThirtyTwoBytes, _payment_id: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_RouteLightningErrorZ, + /// Creates [`BlindedPath`]s for payment to the `recipient` node. The channels in `first_hops` + /// are assumed to be with the `recipient`'s peers. The payment secret and any constraints are + /// given in `tlvs`. + pub create_blinded_payment_paths: extern "C" fn (this_arg: *const c_void, recipient: crate::c_types::PublicKey, first_hops: crate::c_types::derived::CVec_ChannelDetailsZ, tlvs: crate::lightning::blinded_path::payment::ReceiveTlvs, amount_msats: u64) -> crate::c_types::derived::CResult_CVec_C2Tuple_BlindedPayInfoBlindedPathZZNoneZ, + /// Implementation of MessageRouter for this object. + pub MessageRouter: crate::lightning::onion_message::messenger::MessageRouter, /// Frees any resources associated with this object given its this_arg pointer. /// Does not need to free the outer struct containing function pointers and may be NULL is no resources need to be freed. pub free: Option, @@ -148,9 +205,25 @@ pub(crate) fn Router_clone_fields(orig: &Router) -> Router { this_arg: orig.this_arg, find_route: Clone::clone(&orig.find_route), find_route_with_id: Clone::clone(&orig.find_route_with_id), + create_blinded_payment_paths: Clone::clone(&orig.create_blinded_payment_paths), + MessageRouter: crate::lightning::onion_message::messenger::MessageRouter_clone_fields(&orig.MessageRouter), free: Clone::clone(&orig.free), } } +impl lightning::onion_message::messenger::MessageRouter for Router { + fn find_path(&self, mut sender: bitcoin::secp256k1::PublicKey, mut peers: Vec, mut destination: lightning::onion_message::messenger::Destination) -> Result { + let mut local_peers = Vec::new(); for mut item in peers.drain(..) { local_peers.push( { crate::c_types::PublicKey::from_rust(&item) }); }; + let mut ret = (self.MessageRouter.find_path)(self.MessageRouter.this_arg, crate::c_types::PublicKey::from_rust(&sender), local_peers.into(), crate::lightning::onion_message::messenger::Destination::native_into(destination)); + let mut local_ret = match ret.result_ok { true => Ok( { *unsafe { Box::from_raw((*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).take_inner()) } }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; + local_ret + } + fn create_blinded_paths(&self, mut recipient: bitcoin::secp256k1::PublicKey, mut peers: Vec, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result, ()> { + let mut local_peers = Vec::new(); for mut item in peers.drain(..) { local_peers.push( { crate::c_types::PublicKey::from_rust(&item) }); }; + let mut ret = (self.MessageRouter.create_blinded_paths)(self.MessageRouter.this_arg, crate::c_types::PublicKey::from_rust(&recipient), local_peers.into()); + let mut local_ret = match ret.result_ok { true => Ok( { let mut local_ret_0 = Vec::new(); for mut item in (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust().drain(..) { local_ret_0.push( { *unsafe { Box::from_raw(item.take_inner()) } }); }; local_ret_0 }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; + local_ret + } +} use lightning::routing::router::Router as rustRouter; impl rustRouter for Router { @@ -166,6 +239,12 @@ impl rustRouter for Router { let mut local_ret = match ret.result_ok { true => Ok( { *unsafe { Box::from_raw((*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).take_inner()) } }), false => Err( { *unsafe { Box::from_raw((*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) }).take_inner()) } })}; local_ret } + fn create_blinded_payment_paths(&self, mut recipient: bitcoin::secp256k1::PublicKey, mut first_hops: Vec, mut tlvs: lightning::blinded_path::payment::ReceiveTlvs, mut amount_msats: u64, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result, ()> { + let mut local_first_hops = Vec::new(); for mut item in first_hops.drain(..) { local_first_hops.push( { crate::lightning::ln::channelmanager::ChannelDetails { inner: ObjOps::heap_alloc(item), is_owned: true } }); }; + let mut ret = (self.create_blinded_payment_paths)(self.this_arg, crate::c_types::PublicKey::from_rust(&recipient), local_first_hops.into(), crate::lightning::blinded_path::payment::ReceiveTlvs { inner: ObjOps::heap_alloc(tlvs), is_owned: true }, amount_msats); + let mut local_ret = match ret.result_ok { true => Ok( { let mut local_ret_0 = Vec::new(); for mut item in (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust().drain(..) { local_ret_0.push( { let (mut orig_ret_0_0_0, mut orig_ret_0_0_1) = item.to_rust(); let mut local_ret_0_0 = (*unsafe { Box::from_raw(orig_ret_0_0_0.take_inner()) }, *unsafe { Box::from_raw(orig_ret_0_0_1.take_inner()) }); local_ret_0_0 }); }; local_ret_0 }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; + local_ret + } } // We're essentially a pointer already, or at least a set of pointers, so allow us to be used @@ -277,8 +356,8 @@ pub extern "C" fn ScorerAccountingForInFlightHtlcs_as_ScoreLookUp(this_arg: &Sco } #[must_use] -extern "C" fn ScorerAccountingForInFlightHtlcs_ScoreLookUp_channel_penalty_msat(this_arg: *const c_void, mut short_channel_id: u64, source: &crate::lightning::routing::gossip::NodeId, target: &crate::lightning::routing::gossip::NodeId, mut usage: crate::lightning::routing::scoring::ChannelUsage, score_params: &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> u64 { - let mut ret = >::channel_penalty_msat(unsafe { &mut *(this_arg as *mut nativeScorerAccountingForInFlightHtlcs) }, short_channel_id, source.get_native_ref(), target.get_native_ref(), *unsafe { Box::from_raw(usage.take_inner()) }, score_params.get_native_ref()); +extern "C" fn ScorerAccountingForInFlightHtlcs_ScoreLookUp_channel_penalty_msat(this_arg: *const c_void, candidate: &crate::lightning::routing::router::CandidateRouteHop, mut usage: crate::lightning::routing::scoring::ChannelUsage, score_params: &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> u64 { + let mut ret = >::channel_penalty_msat(unsafe { &mut *(this_arg as *mut nativeScorerAccountingForInFlightHtlcs) }, &candidate.to_native(), *unsafe { Box::from_raw(usage.take_inner()) }, score_params.get_native_ref()); ret } @@ -600,6 +679,9 @@ pub(crate) extern "C" fn RouteHop_clone_void(this_ptr: *const c_void) -> *mut c_ pub extern "C" fn RouteHop_clone(orig: &RouteHop) -> RouteHop { orig.clone() } +/// Get a string which allows debug introspection of a RouteHop object +pub extern "C" fn RouteHop_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::RouteHop }).into()} /// Generates a non-cryptographic 64-bit hash of the RouteHop. #[no_mangle] pub extern "C" fn RouteHop_hash(o: &RouteHop) -> u64 { @@ -776,6 +858,9 @@ pub(crate) extern "C" fn BlindedTail_clone_void(this_ptr: *const c_void) -> *mut pub extern "C" fn BlindedTail_clone(orig: &BlindedTail) -> BlindedTail { orig.clone() } +/// Get a string which allows debug introspection of a BlindedTail object +pub extern "C" fn BlindedTail_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::BlindedTail }).into()} /// Generates a non-cryptographic 64-bit hash of the BlindedTail. #[no_mangle] pub extern "C" fn BlindedTail_hash(o: &BlindedTail) -> u64 { @@ -925,6 +1010,9 @@ pub(crate) extern "C" fn Path_clone_void(this_ptr: *const c_void) -> *mut c_void pub extern "C" fn Path_clone(orig: &Path) -> Path { orig.clone() } +/// Get a string which allows debug introspection of a Path object +pub extern "C" fn Path_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::Path }).into()} /// Generates a non-cryptographic 64-bit hash of the Path. #[no_mangle] pub extern "C" fn Path_hash(o: &Path) -> u64 { @@ -1095,6 +1183,9 @@ pub(crate) extern "C" fn Route_clone_void(this_ptr: *const c_void) -> *mut c_voi pub extern "C" fn Route_clone(orig: &Route) -> Route { orig.clone() } +/// Get a string which allows debug introspection of a Route object +pub extern "C" fn Route_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::Route }).into()} /// Generates a non-cryptographic 64-bit hash of the Route. #[no_mangle] pub extern "C" fn Route_hash(o: &Route) -> u64 { @@ -1285,6 +1376,9 @@ pub(crate) extern "C" fn RouteParameters_clone_void(this_ptr: *const c_void) -> pub extern "C" fn RouteParameters_clone(orig: &RouteParameters) -> RouteParameters { orig.clone() } +/// Get a string which allows debug introspection of a RouteParameters object +pub extern "C" fn RouteParameters_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::RouteParameters }).into()} /// Generates a non-cryptographic 64-bit hash of the RouteParameters. #[no_mangle] pub extern "C" fn RouteParameters_hash(o: &RouteParameters) -> u64 { @@ -1493,12 +1587,32 @@ pub extern "C" fn PaymentParameters_set_previously_failed_channels(this_ptr: &mu 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) }.previously_failed_channels = local_val; } +/// A list of indices corresponding to blinded paths in [`Payee::Blinded::route_hints`] which this +/// payment was previously attempted over and which caused the payment to fail. Future attempts +/// for the same payment shouldn't be relayed through any of these blinded paths. +/// +/// Returns a copy of the field. +#[no_mangle] +pub extern "C" fn PaymentParameters_get_previously_failed_blinded_path_idxs(this_ptr: &PaymentParameters) -> crate::c_types::derived::CVec_u64Z { + let mut inner_val = this_ptr.get_native_mut_ref().previously_failed_blinded_path_idxs.clone(); + let mut local_inner_val = Vec::new(); for mut item in inner_val.drain(..) { local_inner_val.push( { item }); }; + local_inner_val.into() +} +/// A list of indices corresponding to blinded paths in [`Payee::Blinded::route_hints`] which this +/// payment was previously attempted over and which caused the payment to fail. Future attempts +/// for the same payment shouldn't be relayed through any of these blinded paths. +#[no_mangle] +pub extern "C" fn PaymentParameters_set_previously_failed_blinded_path_idxs(this_ptr: &mut PaymentParameters, 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) }.previously_failed_blinded_path_idxs = local_val; +} /// Constructs a new PaymentParameters given each field #[must_use] #[no_mangle] -pub extern "C" fn PaymentParameters_new(mut payee_arg: crate::lightning::routing::router::Payee, mut expiry_time_arg: crate::c_types::derived::COption_u64Z, mut max_total_cltv_expiry_delta_arg: u32, mut max_path_count_arg: u8, mut max_channel_saturation_power_of_half_arg: u8, mut previously_failed_channels_arg: crate::c_types::derived::CVec_u64Z) -> PaymentParameters { +pub extern "C" fn PaymentParameters_new(mut payee_arg: crate::lightning::routing::router::Payee, mut expiry_time_arg: crate::c_types::derived::COption_u64Z, mut max_total_cltv_expiry_delta_arg: u32, mut max_path_count_arg: u8, mut max_channel_saturation_power_of_half_arg: u8, mut previously_failed_channels_arg: crate::c_types::derived::CVec_u64Z, mut previously_failed_blinded_path_idxs_arg: crate::c_types::derived::CVec_u64Z) -> PaymentParameters { let mut local_expiry_time_arg = if expiry_time_arg.is_some() { Some( { expiry_time_arg.take() }) } else { None }; let mut local_previously_failed_channels_arg = Vec::new(); for mut item in previously_failed_channels_arg.into_rust().drain(..) { local_previously_failed_channels_arg.push( { item }); }; + let mut local_previously_failed_blinded_path_idxs_arg = Vec::new(); for mut item in previously_failed_blinded_path_idxs_arg.into_rust().drain(..) { local_previously_failed_blinded_path_idxs_arg.push( { item }); }; PaymentParameters { inner: ObjOps::heap_alloc(nativePaymentParameters { payee: payee_arg.into_native(), expiry_time: local_expiry_time_arg, @@ -1506,6 +1620,7 @@ pub extern "C" fn PaymentParameters_new(mut payee_arg: crate::lightning::routing max_path_count: max_path_count_arg, max_channel_saturation_power_of_half: max_channel_saturation_power_of_half_arg, previously_failed_channels: local_previously_failed_channels_arg, + previously_failed_blinded_path_idxs: local_previously_failed_blinded_path_idxs_arg, }), is_owned: true } } impl Clone for PaymentParameters { @@ -1527,6 +1642,9 @@ pub(crate) extern "C" fn PaymentParameters_clone_void(this_ptr: *const c_void) - pub extern "C" fn PaymentParameters_clone(orig: &PaymentParameters) -> PaymentParameters { orig.clone() } +/// Get a string which allows debug introspection of a PaymentParameters object +pub extern "C" fn PaymentParameters_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::PaymentParameters }).into()} /// Generates a non-cryptographic 64-bit hash of the PaymentParameters. #[no_mangle] pub extern "C" fn PaymentParameters_hash(o: &PaymentParameters) -> u64 { @@ -1707,7 +1825,8 @@ impl Payee { } } #[allow(unused)] - pub(crate) fn from_native(native: &nativePayee) -> Self { + pub(crate) fn from_native(native: &PayeeImport) -> Self { + let native = unsafe { &*(native as *const _ as *const c_void as *const nativePayee) }; match native { nativePayee::Blinded {ref route_hints, ref features, } => { let mut route_hints_nonref = Clone::clone(route_hints); @@ -1795,6 +1914,9 @@ pub extern "C" fn Payee_clear(node_id: crate::c_types::PublicKey, route_hints: c final_cltv_expiry_delta, } } +/// Get a string which allows debug introspection of a Payee object +pub extern "C" fn Payee_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::Payee }).into()} /// Generates a non-cryptographic 64-bit hash of the Payee. #[no_mangle] pub extern "C" fn Payee_hash(o: &Payee) -> u64 { @@ -1900,6 +2022,9 @@ pub(crate) extern "C" fn RouteHint_clone_void(this_ptr: *const c_void) -> *mut c pub extern "C" fn RouteHint_clone(orig: &RouteHint) -> RouteHint { orig.clone() } +/// Get a string which allows debug introspection of a RouteHint object +pub extern "C" fn RouteHint_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::RouteHint }).into()} /// Generates a non-cryptographic 64-bit hash of the RouteHint. #[no_mangle] pub extern "C" fn RouteHint_hash(o: &RouteHint) -> u64 { @@ -1940,6 +2065,10 @@ use lightning::routing::router::RouteHintHop as nativeRouteHintHopImport; pub(crate) type nativeRouteHintHop = nativeRouteHintHopImport; /// A channel descriptor for a hop along a payment path. +/// +/// While this generally comes from BOLT 11's `r` field, this struct includes more fields than are +/// available in BOLT 11. Thus, encoding and decoding this via `lightning-invoice` is lossy, as +/// fields not supported in BOLT 11 will be stripped. #[must_use] #[repr(C)] pub struct RouteHintHop { @@ -2090,6 +2219,9 @@ pub(crate) extern "C" fn RouteHintHop_clone_void(this_ptr: *const c_void) -> *mu pub extern "C" fn RouteHintHop_clone(orig: &RouteHintHop) -> RouteHintHop { orig.clone() } +/// Get a string which allows debug introspection of a RouteHintHop object +pub extern "C" fn RouteHintHop_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::RouteHintHop }).into()} /// Generates a non-cryptographic 64-bit hash of the RouteHintHop. #[no_mangle] pub extern "C" fn RouteHintHop_hash(o: &RouteHintHop) -> u64 { @@ -2125,6 +2257,682 @@ pub extern "C" fn RouteHintHop_read(ser: crate::c_types::u8slice) -> crate::c_ty let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::router::RouteHintHop { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; local_res } + +use lightning::routing::router::FirstHopCandidate as nativeFirstHopCandidateImport; +pub(crate) type nativeFirstHopCandidate = nativeFirstHopCandidateImport<'static>; + +/// A [`CandidateRouteHop::FirstHop`] entry. +#[must_use] +#[repr(C)] +pub struct FirstHopCandidate { + /// 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 nativeFirstHopCandidate, + /// 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 FirstHopCandidate { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeFirstHopCandidate>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the FirstHopCandidate, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn FirstHopCandidate_free(this_obj: FirstHopCandidate) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn FirstHopCandidate_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeFirstHopCandidate) }; +} +#[allow(unused)] +impl FirstHopCandidate { + pub(crate) fn get_native_ref(&self) -> &'static nativeFirstHopCandidate { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeFirstHopCandidate { + 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 nativeFirstHopCandidate { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +impl Clone for FirstHopCandidate { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeFirstHopCandidate>::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 FirstHopCandidate_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeFirstHopCandidate)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the FirstHopCandidate +pub extern "C" fn FirstHopCandidate_clone(orig: &FirstHopCandidate) -> FirstHopCandidate { + orig.clone() +} +/// Get a string which allows debug introspection of a FirstHopCandidate object +pub extern "C" fn FirstHopCandidate_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::FirstHopCandidate }).into()} + +use lightning::routing::router::PublicHopCandidate as nativePublicHopCandidateImport; +pub(crate) type nativePublicHopCandidate = nativePublicHopCandidateImport<'static>; + +/// A [`CandidateRouteHop::PublicHop`] entry. +#[must_use] +#[repr(C)] +pub struct PublicHopCandidate { + /// 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 nativePublicHopCandidate, + /// 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 PublicHopCandidate { + fn drop(&mut self) { + if self.is_owned && !<*mut nativePublicHopCandidate>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the PublicHopCandidate, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn PublicHopCandidate_free(this_obj: PublicHopCandidate) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn PublicHopCandidate_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativePublicHopCandidate) }; +} +#[allow(unused)] +impl PublicHopCandidate { + pub(crate) fn get_native_ref(&self) -> &'static nativePublicHopCandidate { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativePublicHopCandidate { + 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 nativePublicHopCandidate { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// The short channel ID of the channel, i.e. the identifier by which we refer to this +/// channel. +#[no_mangle] +pub extern "C" fn PublicHopCandidate_get_short_channel_id(this_ptr: &PublicHopCandidate) -> u64 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().short_channel_id; + *inner_val +} +/// The short channel ID of the channel, i.e. the identifier by which we refer to this +/// channel. +#[no_mangle] +pub extern "C" fn PublicHopCandidate_set_short_channel_id(this_ptr: &mut PublicHopCandidate, mut val: u64) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.short_channel_id = val; +} +impl Clone for PublicHopCandidate { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativePublicHopCandidate>::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 PublicHopCandidate_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativePublicHopCandidate)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the PublicHopCandidate +pub extern "C" fn PublicHopCandidate_clone(orig: &PublicHopCandidate) -> PublicHopCandidate { + orig.clone() +} +/// Get a string which allows debug introspection of a PublicHopCandidate object +pub extern "C" fn PublicHopCandidate_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::PublicHopCandidate }).into()} + +use lightning::routing::router::PrivateHopCandidate as nativePrivateHopCandidateImport; +pub(crate) type nativePrivateHopCandidate = nativePrivateHopCandidateImport<'static>; + +/// A [`CandidateRouteHop::PrivateHop`] entry. +#[must_use] +#[repr(C)] +pub struct PrivateHopCandidate { + /// 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 nativePrivateHopCandidate, + /// 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 PrivateHopCandidate { + fn drop(&mut self) { + if self.is_owned && !<*mut nativePrivateHopCandidate>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the PrivateHopCandidate, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn PrivateHopCandidate_free(this_obj: PrivateHopCandidate) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn PrivateHopCandidate_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativePrivateHopCandidate) }; +} +#[allow(unused)] +impl PrivateHopCandidate { + pub(crate) fn get_native_ref(&self) -> &'static nativePrivateHopCandidate { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativePrivateHopCandidate { + 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 nativePrivateHopCandidate { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +impl Clone for PrivateHopCandidate { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativePrivateHopCandidate>::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 PrivateHopCandidate_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativePrivateHopCandidate)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the PrivateHopCandidate +pub extern "C" fn PrivateHopCandidate_clone(orig: &PrivateHopCandidate) -> PrivateHopCandidate { + orig.clone() +} +/// Get a string which allows debug introspection of a PrivateHopCandidate object +pub extern "C" fn PrivateHopCandidate_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::PrivateHopCandidate }).into()} + +use lightning::routing::router::BlindedPathCandidate as nativeBlindedPathCandidateImport; +pub(crate) type nativeBlindedPathCandidate = nativeBlindedPathCandidateImport<'static>; + +/// A [`CandidateRouteHop::Blinded`] entry. +#[must_use] +#[repr(C)] +pub struct BlindedPathCandidate { + /// 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 nativeBlindedPathCandidate, + /// 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 BlindedPathCandidate { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeBlindedPathCandidate>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the BlindedPathCandidate, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn BlindedPathCandidate_free(this_obj: BlindedPathCandidate) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn BlindedPathCandidate_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeBlindedPathCandidate) }; +} +#[allow(unused)] +impl BlindedPathCandidate { + pub(crate) fn get_native_ref(&self) -> &'static nativeBlindedPathCandidate { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeBlindedPathCandidate { + 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 nativeBlindedPathCandidate { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +impl Clone for BlindedPathCandidate { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeBlindedPathCandidate>::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 BlindedPathCandidate_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeBlindedPathCandidate)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the BlindedPathCandidate +pub extern "C" fn BlindedPathCandidate_clone(orig: &BlindedPathCandidate) -> BlindedPathCandidate { + orig.clone() +} +/// Get a string which allows debug introspection of a BlindedPathCandidate object +pub extern "C" fn BlindedPathCandidate_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::BlindedPathCandidate }).into()} + +use lightning::routing::router::OneHopBlindedPathCandidate as nativeOneHopBlindedPathCandidateImport; +pub(crate) type nativeOneHopBlindedPathCandidate = nativeOneHopBlindedPathCandidateImport<'static>; + +/// A [`CandidateRouteHop::OneHopBlinded`] entry. +#[must_use] +#[repr(C)] +pub struct OneHopBlindedPathCandidate { + /// 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 nativeOneHopBlindedPathCandidate, + /// 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 OneHopBlindedPathCandidate { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeOneHopBlindedPathCandidate>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the OneHopBlindedPathCandidate, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn OneHopBlindedPathCandidate_free(this_obj: OneHopBlindedPathCandidate) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn OneHopBlindedPathCandidate_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeOneHopBlindedPathCandidate) }; +} +#[allow(unused)] +impl OneHopBlindedPathCandidate { + pub(crate) fn get_native_ref(&self) -> &'static nativeOneHopBlindedPathCandidate { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeOneHopBlindedPathCandidate { + 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 nativeOneHopBlindedPathCandidate { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +impl Clone for OneHopBlindedPathCandidate { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeOneHopBlindedPathCandidate>::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 OneHopBlindedPathCandidate_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeOneHopBlindedPathCandidate)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the OneHopBlindedPathCandidate +pub extern "C" fn OneHopBlindedPathCandidate_clone(orig: &OneHopBlindedPathCandidate) -> OneHopBlindedPathCandidate { + orig.clone() +} +/// Get a string which allows debug introspection of a OneHopBlindedPathCandidate object +pub extern "C" fn OneHopBlindedPathCandidate_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::OneHopBlindedPathCandidate }).into()} +/// A wrapper around the various hop representations. +/// +/// Can be used to examine the properties of a hop, +/// potentially to decide whether to include it in a route. +#[derive(Clone)] +#[must_use] +#[repr(C)] +pub enum CandidateRouteHop { + /// A hop from the payer, where the outbound liquidity is known. + FirstHop( + crate::lightning::routing::router::FirstHopCandidate), + /// A hop found in the [`ReadOnlyNetworkGraph`]. + PublicHop( + crate::lightning::routing::router::PublicHopCandidate), + /// A private hop communicated by the payee, generally via a BOLT 11 invoice. + /// + /// Because BOLT 11 route hints can take multiple hops to get to the destination, this may not + /// terminate at the payee. + PrivateHop( + crate::lightning::routing::router::PrivateHopCandidate), + /// A blinded path which starts with an introduction point and ultimately terminates with the + /// payee. + /// + /// Because we don't know the payee's identity, [`CandidateRouteHop::target`] will return + /// `None` in this state. + /// + /// Because blinded paths are \"all or nothing\", and we cannot use just one part of a blinded + /// path, the full path is treated as a single [`CandidateRouteHop`]. + Blinded( + crate::lightning::routing::router::BlindedPathCandidate), + /// Similar to [`Self::Blinded`], but the path here only has one hop. + /// + /// While we treat this similarly to [`CandidateRouteHop::Blinded`] in many respects (e.g. + /// returning `None` from [`CandidateRouteHop::target`]), in this case we do actually know the + /// payee's identity - it's the introduction point! + /// + /// [`BlindedPayInfo`] provided for 1-hop blinded paths is ignored because it is meant to apply + /// to the hops *between* the introduction node and the destination. + /// + /// This primarily exists to track that we need to included a blinded path at the end of our + /// [`Route`], even though it doesn't actually add an additional hop in the payment. + OneHopBlinded( + crate::lightning::routing::router::OneHopBlindedPathCandidate), +} +use lightning::routing::router::CandidateRouteHop as CandidateRouteHopImport; +pub(crate) type nativeCandidateRouteHop = CandidateRouteHopImport<'static>; + +impl CandidateRouteHop { + #[allow(unused)] + pub(crate) fn to_native(&self) -> nativeCandidateRouteHop { + match self { + CandidateRouteHop::FirstHop (ref a, ) => { + let mut a_nonref = Clone::clone(a); + nativeCandidateRouteHop::FirstHop ( + *unsafe { Box::from_raw(a_nonref.take_inner()) }, + ) + }, + CandidateRouteHop::PublicHop (ref a, ) => { + let mut a_nonref = Clone::clone(a); + nativeCandidateRouteHop::PublicHop ( + *unsafe { Box::from_raw(a_nonref.take_inner()) }, + ) + }, + CandidateRouteHop::PrivateHop (ref a, ) => { + let mut a_nonref = Clone::clone(a); + nativeCandidateRouteHop::PrivateHop ( + *unsafe { Box::from_raw(a_nonref.take_inner()) }, + ) + }, + CandidateRouteHop::Blinded (ref a, ) => { + let mut a_nonref = Clone::clone(a); + nativeCandidateRouteHop::Blinded ( + *unsafe { Box::from_raw(a_nonref.take_inner()) }, + ) + }, + CandidateRouteHop::OneHopBlinded (ref a, ) => { + let mut a_nonref = Clone::clone(a); + nativeCandidateRouteHop::OneHopBlinded ( + *unsafe { Box::from_raw(a_nonref.take_inner()) }, + ) + }, + } + } + #[allow(unused)] + pub(crate) fn into_native(self) -> nativeCandidateRouteHop { + match self { + CandidateRouteHop::FirstHop (mut a, ) => { + nativeCandidateRouteHop::FirstHop ( + *unsafe { Box::from_raw(a.take_inner()) }, + ) + }, + CandidateRouteHop::PublicHop (mut a, ) => { + nativeCandidateRouteHop::PublicHop ( + *unsafe { Box::from_raw(a.take_inner()) }, + ) + }, + CandidateRouteHop::PrivateHop (mut a, ) => { + nativeCandidateRouteHop::PrivateHop ( + *unsafe { Box::from_raw(a.take_inner()) }, + ) + }, + CandidateRouteHop::Blinded (mut a, ) => { + nativeCandidateRouteHop::Blinded ( + *unsafe { Box::from_raw(a.take_inner()) }, + ) + }, + CandidateRouteHop::OneHopBlinded (mut a, ) => { + nativeCandidateRouteHop::OneHopBlinded ( + *unsafe { Box::from_raw(a.take_inner()) }, + ) + }, + } + } + #[allow(unused)] + pub(crate) fn from_native(native: &CandidateRouteHopImport<'_>) -> Self { + let native = unsafe { &*(native as *const _ as *const c_void as *const nativeCandidateRouteHop) }; + match native { + nativeCandidateRouteHop::FirstHop (ref a, ) => { + let mut a_nonref = Clone::clone(a); + CandidateRouteHop::FirstHop ( + crate::lightning::routing::router::FirstHopCandidate { inner: ObjOps::heap_alloc(a_nonref), is_owned: true }, + ) + }, + nativeCandidateRouteHop::PublicHop (ref a, ) => { + let mut a_nonref = Clone::clone(a); + CandidateRouteHop::PublicHop ( + crate::lightning::routing::router::PublicHopCandidate { inner: ObjOps::heap_alloc(a_nonref), is_owned: true }, + ) + }, + nativeCandidateRouteHop::PrivateHop (ref a, ) => { + let mut a_nonref = Clone::clone(a); + CandidateRouteHop::PrivateHop ( + crate::lightning::routing::router::PrivateHopCandidate { inner: ObjOps::heap_alloc(a_nonref), is_owned: true }, + ) + }, + nativeCandidateRouteHop::Blinded (ref a, ) => { + let mut a_nonref = Clone::clone(a); + CandidateRouteHop::Blinded ( + crate::lightning::routing::router::BlindedPathCandidate { inner: ObjOps::heap_alloc(a_nonref), is_owned: true }, + ) + }, + nativeCandidateRouteHop::OneHopBlinded (ref a, ) => { + let mut a_nonref = Clone::clone(a); + CandidateRouteHop::OneHopBlinded ( + crate::lightning::routing::router::OneHopBlindedPathCandidate { inner: ObjOps::heap_alloc(a_nonref), is_owned: true }, + ) + }, + } + } + #[allow(unused)] + pub(crate) fn native_into(native: nativeCandidateRouteHop) -> Self { + match native { + nativeCandidateRouteHop::FirstHop (mut a, ) => { + CandidateRouteHop::FirstHop ( + crate::lightning::routing::router::FirstHopCandidate { inner: ObjOps::heap_alloc(a), is_owned: true }, + ) + }, + nativeCandidateRouteHop::PublicHop (mut a, ) => { + CandidateRouteHop::PublicHop ( + crate::lightning::routing::router::PublicHopCandidate { inner: ObjOps::heap_alloc(a), is_owned: true }, + ) + }, + nativeCandidateRouteHop::PrivateHop (mut a, ) => { + CandidateRouteHop::PrivateHop ( + crate::lightning::routing::router::PrivateHopCandidate { inner: ObjOps::heap_alloc(a), is_owned: true }, + ) + }, + nativeCandidateRouteHop::Blinded (mut a, ) => { + CandidateRouteHop::Blinded ( + crate::lightning::routing::router::BlindedPathCandidate { inner: ObjOps::heap_alloc(a), is_owned: true }, + ) + }, + nativeCandidateRouteHop::OneHopBlinded (mut a, ) => { + CandidateRouteHop::OneHopBlinded ( + crate::lightning::routing::router::OneHopBlindedPathCandidate { inner: ObjOps::heap_alloc(a), is_owned: true }, + ) + }, + } + } +} +/// Frees any resources used by the CandidateRouteHop +#[no_mangle] +pub extern "C" fn CandidateRouteHop_free(this_ptr: CandidateRouteHop) { } +/// Creates a copy of the CandidateRouteHop +#[no_mangle] +pub extern "C" fn CandidateRouteHop_clone(orig: &CandidateRouteHop) -> CandidateRouteHop { + orig.clone() +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn CandidateRouteHop_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const CandidateRouteHop)).clone() })) as *mut c_void +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn CandidateRouteHop_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut CandidateRouteHop) }; +} +#[no_mangle] +/// Utility method to constructs a new FirstHop-variant CandidateRouteHop +pub extern "C" fn CandidateRouteHop_first_hop(a: crate::lightning::routing::router::FirstHopCandidate) -> CandidateRouteHop { + CandidateRouteHop::FirstHop(a, ) +} +#[no_mangle] +/// Utility method to constructs a new PublicHop-variant CandidateRouteHop +pub extern "C" fn CandidateRouteHop_public_hop(a: crate::lightning::routing::router::PublicHopCandidate) -> CandidateRouteHop { + CandidateRouteHop::PublicHop(a, ) +} +#[no_mangle] +/// Utility method to constructs a new PrivateHop-variant CandidateRouteHop +pub extern "C" fn CandidateRouteHop_private_hop(a: crate::lightning::routing::router::PrivateHopCandidate) -> CandidateRouteHop { + CandidateRouteHop::PrivateHop(a, ) +} +#[no_mangle] +/// Utility method to constructs a new Blinded-variant CandidateRouteHop +pub extern "C" fn CandidateRouteHop_blinded(a: crate::lightning::routing::router::BlindedPathCandidate) -> CandidateRouteHop { + CandidateRouteHop::Blinded(a, ) +} +#[no_mangle] +/// Utility method to constructs a new OneHopBlinded-variant CandidateRouteHop +pub extern "C" fn CandidateRouteHop_one_hop_blinded(a: crate::lightning::routing::router::OneHopBlindedPathCandidate) -> CandidateRouteHop { + CandidateRouteHop::OneHopBlinded(a, ) +} +/// Get a string which allows debug introspection of a CandidateRouteHop object +pub extern "C" fn CandidateRouteHop_debug_str_void(o: *const c_void) -> Str { + alloc::format!("{:?}", unsafe { o as *const crate::lightning::routing::router::CandidateRouteHop }).into()} +/// Returns the globally unique short channel ID for this hop, if one is known. +/// +/// This only returns `Some` if the channel is public (either our own, or one we've learned +/// from the public network graph), and thus the short channel ID we have for this channel is +/// globally unique and identifies this channel in a global namespace. +#[must_use] +#[no_mangle] +pub extern "C" fn CandidateRouteHop_globally_unique_short_channel_id(this_arg: &crate::lightning::routing::router::CandidateRouteHop) -> crate::c_types::derived::COption_u64Z { + let mut ret = this_arg.to_native().globally_unique_short_channel_id(); + let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { ret.unwrap() }) }; + local_ret +} + +/// Returns the required difference in HTLC CLTV expiry between the [`Self::source`] and the +/// next-hop for an HTLC taking this hop. +/// +/// This is the time that the node(s) in this hop have to claim the HTLC on-chain if the +/// next-hop goes on chain with a payment preimage. +#[must_use] +#[no_mangle] +pub extern "C" fn CandidateRouteHop_cltv_expiry_delta(this_arg: &crate::lightning::routing::router::CandidateRouteHop) -> u32 { + let mut ret = this_arg.to_native().cltv_expiry_delta(); + ret +} + +/// Returns the minimum amount that can be sent over this hop, in millisatoshis. +#[must_use] +#[no_mangle] +pub extern "C" fn CandidateRouteHop_htlc_minimum_msat(this_arg: &crate::lightning::routing::router::CandidateRouteHop) -> u64 { + let mut ret = this_arg.to_native().htlc_minimum_msat(); + ret +} + +/// Returns the fees that must be paid to route an HTLC over this channel. +#[must_use] +#[no_mangle] +pub extern "C" fn CandidateRouteHop_fees(this_arg: &crate::lightning::routing::router::CandidateRouteHop) -> crate::lightning::routing::gossip::RoutingFees { + let mut ret = this_arg.to_native().fees(); + crate::lightning::routing::gossip::RoutingFees { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// Returns the source node id of current hop. +/// +/// Source node id refers to the node forwarding the HTLC through this hop. +/// +/// For [`Self::FirstHop`] we return payer's node id. +#[must_use] +#[no_mangle] +pub extern "C" fn CandidateRouteHop_source(this_arg: &crate::lightning::routing::router::CandidateRouteHop) -> crate::lightning::routing::gossip::NodeId { + let mut ret = this_arg.to_native().source(); + crate::lightning::routing::gossip::NodeId { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// Returns the target node id of this hop, if known. +/// +/// Target node id refers to the node receiving the HTLC after this hop. +/// +/// For [`Self::Blinded`] we return `None` because the ultimate destination after the blinded +/// path is unknown. +/// +/// For [`Self::OneHopBlinded`] we return `None` because the target is the same as the source, +/// and such a return value would be somewhat nonsensical. +/// +/// 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 CandidateRouteHop_target(this_arg: &crate::lightning::routing::router::CandidateRouteHop) -> crate::lightning::routing::gossip::NodeId { + let mut ret = this_arg.to_native().target(); + let mut local_ret = crate::lightning::routing::gossip::NodeId { inner: if ret.is_none() { core::ptr::null_mut() } else { { ObjOps::heap_alloc((ret.unwrap())) } }, is_owned: true }; + local_ret +} + /// Finds a route from us (payer) to the given target node (payee). /// /// If the payee provided features in their invoice, they should be provided via the `payee` field