X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Flightning%2Frouting%2Frouter.rs;h=d2f7a3043b9ec60b4bd3b615fff02a7f1a7a3acb;hb=2f70a371708dbfde3fa6abfcc0315736d2795a01;hp=ee8d9e0e3156690b1fd54b11358da42626d4862f;hpb=a92e1163eaec7195ad1721cc73a4256b20400f0a;p=ldk-c-bindings diff --git a/lightning-c-bindings/src/lightning/routing/router.rs b/lightning-c-bindings/src/lightning/routing/router.rs index ee8d9e0..d2f7a30 100644 --- a/lightning-c-bindings/src/lightning/routing/router.rs +++ b/lightning-c-bindings/src/lightning/routing/router.rs @@ -20,6 +20,443 @@ use crate::c_types::*; 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>; + +/// A [`Router`] implemented using [`find_route`]. +#[must_use] +#[repr(C)] +pub struct DefaultRouter { + /// 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 nativeDefaultRouter, + /// 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 DefaultRouter { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeDefaultRouter>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the DefaultRouter, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn DefaultRouter_free(this_obj: DefaultRouter) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn DefaultRouter_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeDefaultRouter) }; +} +#[allow(unused)] +impl DefaultRouter { + pub(crate) fn get_native_ref(&self) -> &'static nativeDefaultRouter { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeDefaultRouter { + 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 nativeDefaultRouter { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// 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) -> crate::lightning::routing::router::DefaultRouter { + let mut ret = lightning::routing::router::DefaultRouter::new(network_graph.get_native_ref(), logger, random_seed_bytes.data, scorer); + crate::lightning::routing::router::DefaultRouter { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +impl From for crate::lightning::routing::router::Router { + fn from(obj: nativeDefaultRouter) -> Self { + let mut rust_obj = DefaultRouter { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = DefaultRouter_as_Router(&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(DefaultRouter_free_void); + ret + } +} +/// Constructs a new Router which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned Router must be freed before this_arg is +#[no_mangle] +pub extern "C" fn DefaultRouter_as_Router(this_arg: &DefaultRouter) -> crate::lightning::routing::router::Router { + crate::lightning::routing::router::Router { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + find_route: DefaultRouter_Router_find_route, + find_route_with_id: DefaultRouter_Router_find_route_with_id, + notify_payment_path_failed: DefaultRouter_Router_notify_payment_path_failed, + notify_payment_path_successful: DefaultRouter_Router_notify_payment_path_successful, + notify_payment_probe_successful: DefaultRouter_Router_notify_payment_probe_successful, + notify_payment_probe_failed: DefaultRouter_Router_notify_payment_probe_failed, + } +} + +#[must_use] +extern "C" fn DefaultRouter_Router_find_route(this_arg: *const c_void, mut payer: crate::c_types::PublicKey, route_params: &crate::lightning::routing::router::RouteParameters, first_hops: *mut crate::c_types::derived::CVec_ChannelDetailsZ, mut inflight_htlcs: crate::lightning::routing::router::InFlightHtlcs) -> crate::c_types::derived::CResult_RouteLightningErrorZ { + let mut local_first_hops_base = if first_hops == core::ptr::null_mut() { None } else { Some( { let mut local_first_hops_0 = Vec::new(); for mut item in unsafe { &mut *first_hops }.as_slice().iter() { local_first_hops_0.push( { item.get_native_ref() }); }; local_first_hops_0 }) }; let mut local_first_hops = local_first_hops_base.as_ref().map(|a| &a[..]); + let mut ret = >::find_route(unsafe { &mut *(this_arg as *mut nativeDefaultRouter) }, &payer.into_rust(), route_params.get_native_ref(), local_first_hops, *unsafe { Box::from_raw(inflight_htlcs.take_inner()) }); + 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_find_route_with_id(this_arg: *const c_void, mut payer: crate::c_types::PublicKey, route_params: &crate::lightning::routing::router::RouteParameters, first_hops: *mut crate::c_types::derived::CVec_ChannelDetailsZ, mut inflight_htlcs: crate::lightning::routing::router::InFlightHtlcs, mut _payment_hash: crate::c_types::ThirtyTwoBytes, mut _payment_id: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_RouteLightningErrorZ { + let mut local_first_hops_base = if first_hops == core::ptr::null_mut() { None } else { Some( { let mut local_first_hops_0 = Vec::new(); for mut item in unsafe { &mut *first_hops }.as_slice().iter() { local_first_hops_0.push( { item.get_native_ref() }); }; local_first_hops_0 }) }; let mut local_first_hops = local_first_hops_base.as_ref().map(|a| &a[..]); + let mut ret = >::find_route_with_id(unsafe { &mut *(this_arg as *mut nativeDefaultRouter) }, &payer.into_rust(), route_params.get_native_ref(), local_first_hops, *unsafe { Box::from_raw(inflight_htlcs.take_inner()) }, ::lightning::ln::PaymentHash(_payment_hash.data), ::lightning::ln::channelmanager::PaymentId(_payment_id.data)); + 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 +} +extern "C" fn DefaultRouter_Router_notify_payment_path_failed(this_arg: *const c_void, mut path: crate::c_types::derived::CVec_RouteHopZ, mut short_channel_id: u64) { + let mut local_path = Vec::new(); for mut item in path.as_slice().iter() { local_path.push( { item.get_native_ref() }); }; + >::notify_payment_path_failed(unsafe { &mut *(this_arg as *mut nativeDefaultRouter) }, &local_path[..], short_channel_id) +} +extern "C" fn DefaultRouter_Router_notify_payment_path_successful(this_arg: *const c_void, mut path: crate::c_types::derived::CVec_RouteHopZ) { + let mut local_path = Vec::new(); for mut item in path.as_slice().iter() { local_path.push( { item.get_native_ref() }); }; + >::notify_payment_path_successful(unsafe { &mut *(this_arg as *mut nativeDefaultRouter) }, &local_path[..]) +} +extern "C" fn DefaultRouter_Router_notify_payment_probe_successful(this_arg: *const c_void, mut path: crate::c_types::derived::CVec_RouteHopZ) { + let mut local_path = Vec::new(); for mut item in path.as_slice().iter() { local_path.push( { item.get_native_ref() }); }; + >::notify_payment_probe_successful(unsafe { &mut *(this_arg as *mut nativeDefaultRouter) }, &local_path[..]) +} +extern "C" fn DefaultRouter_Router_notify_payment_probe_failed(this_arg: *const c_void, mut path: crate::c_types::derived::CVec_RouteHopZ, mut short_channel_id: u64) { + let mut local_path = Vec::new(); for mut item in path.as_slice().iter() { local_path.push( { item.get_native_ref() }); }; + >::notify_payment_probe_failed(unsafe { &mut *(this_arg as *mut nativeDefaultRouter) }, &local_path[..], short_channel_id) +} + +/// A trait defining behavior for routing a payment. +#[repr(C)] +pub struct Router { + /// An opaque pointer which is passed to your function implementations as an argument. + /// This has no meaning in the LDK, and can be NULL or any other value. + pub this_arg: *mut c_void, + /// Finds a [`Route`] between `payer` and `payee` for a payment with the given values. + /// + /// Note that first_hops (or a relevant inner pointer) may be NULL or all-0s to represent None + #[must_use] + pub find_route: 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) -> crate::c_types::derived::CResult_RouteLightningErrorZ, + /// Finds a [`Route`] between `payer` and `payee` for a payment with the given values. Includes + /// `PaymentHash` and `PaymentId` to be able to correlate the request with a specific payment. + /// + /// Note that first_hops (or a relevant inner pointer) may be NULL or all-0s to represent None + #[must_use] + 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, + /// Lets the router know that payment through a specific path has failed. + pub notify_payment_path_failed: extern "C" fn (this_arg: *const c_void, path: crate::c_types::derived::CVec_RouteHopZ, short_channel_id: u64), + /// Lets the router know that payment through a specific path was successful. + pub notify_payment_path_successful: extern "C" fn (this_arg: *const c_void, path: crate::c_types::derived::CVec_RouteHopZ), + /// Lets the router know that a payment probe was successful. + pub notify_payment_probe_successful: extern "C" fn (this_arg: *const c_void, path: crate::c_types::derived::CVec_RouteHopZ), + /// Lets the router know that a payment probe failed. + pub notify_payment_probe_failed: extern "C" fn (this_arg: *const c_void, path: crate::c_types::derived::CVec_RouteHopZ, short_channel_id: u64), + /// 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, +} +unsafe impl Send for Router {} +unsafe impl Sync for Router {} +#[no_mangle] +pub(crate) extern "C" fn Router_clone_fields(orig: &Router) -> 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), + notify_payment_path_failed: Clone::clone(&orig.notify_payment_path_failed), + notify_payment_path_successful: Clone::clone(&orig.notify_payment_path_successful), + notify_payment_probe_successful: Clone::clone(&orig.notify_payment_probe_successful), + notify_payment_probe_failed: Clone::clone(&orig.notify_payment_probe_failed), + free: Clone::clone(&orig.free), + } +} + +use lightning::routing::router::Router as rustRouter; +impl rustRouter for Router { + fn find_route(&self, mut payer: &bitcoin::secp256k1::PublicKey, mut route_params: &lightning::routing::router::RouteParameters, mut first_hops: Option<&[&lightning::ln::channelmanager::ChannelDetails]>, mut inflight_htlcs: lightning::routing::router::InFlightHtlcs) -> Result { + let mut local_first_hops_base = if first_hops.is_none() { SmartPtr::null() } else { SmartPtr::from_obj( { let mut local_first_hops_0 = Vec::new(); for item in (first_hops.unwrap()).iter() { local_first_hops_0.push( { crate::lightning::ln::channelmanager::ChannelDetails { inner: unsafe { ObjOps::nonnull_ptr_to_inner(((*item) as *const lightning::ln::channelmanager::ChannelDetails<>) as *mut _) }, is_owned: false } }); }; local_first_hops_0.into() }) }; let mut local_first_hops = *local_first_hops_base; + let mut ret = (self.find_route)(self.this_arg, crate::c_types::PublicKey::from_rust(&payer), &crate::lightning::routing::router::RouteParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((route_params as *const lightning::routing::router::RouteParameters<>) as *mut _) }, is_owned: false }, local_first_hops, crate::lightning::routing::router::InFlightHtlcs { inner: ObjOps::heap_alloc(inflight_htlcs), is_owned: true }); + 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 find_route_with_id(&self, mut payer: &bitcoin::secp256k1::PublicKey, mut route_params: &lightning::routing::router::RouteParameters, mut first_hops: Option<&[&lightning::ln::channelmanager::ChannelDetails]>, mut inflight_htlcs: lightning::routing::router::InFlightHtlcs, mut _payment_hash: lightning::ln::PaymentHash, mut _payment_id: lightning::ln::channelmanager::PaymentId) -> Result { + let mut local_first_hops_base = if first_hops.is_none() { SmartPtr::null() } else { SmartPtr::from_obj( { let mut local_first_hops_0 = Vec::new(); for item in (first_hops.unwrap()).iter() { local_first_hops_0.push( { crate::lightning::ln::channelmanager::ChannelDetails { inner: unsafe { ObjOps::nonnull_ptr_to_inner(((*item) as *const lightning::ln::channelmanager::ChannelDetails<>) as *mut _) }, is_owned: false } }); }; local_first_hops_0.into() }) }; let mut local_first_hops = *local_first_hops_base; + let mut ret = (self.find_route_with_id)(self.this_arg, crate::c_types::PublicKey::from_rust(&payer), &crate::lightning::routing::router::RouteParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((route_params as *const lightning::routing::router::RouteParameters<>) as *mut _) }, is_owned: false }, local_first_hops, crate::lightning::routing::router::InFlightHtlcs { inner: ObjOps::heap_alloc(inflight_htlcs), is_owned: true }, crate::c_types::ThirtyTwoBytes { data: _payment_hash.0 }, crate::c_types::ThirtyTwoBytes { data: _payment_id.0 }); + 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 notify_payment_path_failed(&self, mut path: &[&lightning::routing::router::RouteHop], mut short_channel_id: u64) { + let mut local_path = Vec::new(); for item in path.iter() { local_path.push( { crate::lightning::routing::router::RouteHop { inner: unsafe { ObjOps::nonnull_ptr_to_inner(((*item) as *const lightning::routing::router::RouteHop<>) as *mut _) }, is_owned: false } }); }; + (self.notify_payment_path_failed)(self.this_arg, local_path.into(), short_channel_id) + } + fn notify_payment_path_successful(&self, mut path: &[&lightning::routing::router::RouteHop]) { + let mut local_path = Vec::new(); for item in path.iter() { local_path.push( { crate::lightning::routing::router::RouteHop { inner: unsafe { ObjOps::nonnull_ptr_to_inner(((*item) as *const lightning::routing::router::RouteHop<>) as *mut _) }, is_owned: false } }); }; + (self.notify_payment_path_successful)(self.this_arg, local_path.into()) + } + fn notify_payment_probe_successful(&self, mut path: &[&lightning::routing::router::RouteHop]) { + let mut local_path = Vec::new(); for item in path.iter() { local_path.push( { crate::lightning::routing::router::RouteHop { inner: unsafe { ObjOps::nonnull_ptr_to_inner(((*item) as *const lightning::routing::router::RouteHop<>) as *mut _) }, is_owned: false } }); }; + (self.notify_payment_probe_successful)(self.this_arg, local_path.into()) + } + fn notify_payment_probe_failed(&self, mut path: &[&lightning::routing::router::RouteHop], mut short_channel_id: u64) { + let mut local_path = Vec::new(); for item in path.iter() { local_path.push( { crate::lightning::routing::router::RouteHop { inner: unsafe { ObjOps::nonnull_ptr_to_inner(((*item) as *const lightning::routing::router::RouteHop<>) as *mut _) }, is_owned: false } }); }; + (self.notify_payment_probe_failed)(self.this_arg, local_path.into(), short_channel_id) + } +} + +// We're essentially a pointer already, or at least a set of pointers, so allow us to be used +// directly as a Deref trait in higher-level structs: +impl core::ops::Deref for Router { + type Target = Self; + fn deref(&self) -> &Self { + self + } +} +/// Calls the free function if one is set +#[no_mangle] +pub extern "C" fn Router_free(this_ptr: Router) { } +impl Drop for Router { + fn drop(&mut self) { + if let Some(f) = self.free { + f(self.this_arg); + } + } +} + +use lightning::routing::router::ScorerAccountingForInFlightHtlcs as nativeScorerAccountingForInFlightHtlcsImport; +pub(crate) type nativeScorerAccountingForInFlightHtlcs = nativeScorerAccountingForInFlightHtlcsImport; + +/// [`Score`] implementation that factors in in-flight HTLC liquidity. +/// +/// Useful for custom [`Router`] implementations to wrap their [`Score`] on-the-fly when calling +/// [`find_route`]. +/// +/// [`Score`]: crate::routing::scoring::Score +#[must_use] +#[repr(C)] +pub struct ScorerAccountingForInFlightHtlcs { + /// 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 nativeScorerAccountingForInFlightHtlcs, + /// 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 ScorerAccountingForInFlightHtlcs { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeScorerAccountingForInFlightHtlcs>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the ScorerAccountingForInFlightHtlcs, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn ScorerAccountingForInFlightHtlcs_free(this_obj: ScorerAccountingForInFlightHtlcs) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn ScorerAccountingForInFlightHtlcs_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeScorerAccountingForInFlightHtlcs) }; +} +#[allow(unused)] +impl ScorerAccountingForInFlightHtlcs { + pub(crate) fn get_native_ref(&self) -> &'static nativeScorerAccountingForInFlightHtlcs { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeScorerAccountingForInFlightHtlcs { + 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 nativeScorerAccountingForInFlightHtlcs { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +/// Initialize a new `ScorerAccountingForInFlightHtlcs`. +#[must_use] +#[no_mangle] +pub extern "C" fn ScorerAccountingForInFlightHtlcs_new(mut scorer: crate::lightning::routing::scoring::Score, mut inflight_htlcs: crate::lightning::routing::router::InFlightHtlcs) -> crate::lightning::routing::router::ScorerAccountingForInFlightHtlcs { + let mut ret = lightning::routing::router::ScorerAccountingForInFlightHtlcs::new(scorer, *unsafe { Box::from_raw(inflight_htlcs.take_inner()) }); + crate::lightning::routing::router::ScorerAccountingForInFlightHtlcs { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +#[no_mangle] +/// Serialize the ScorerAccountingForInFlightHtlcs object into a byte array which can be read by ScorerAccountingForInFlightHtlcs_read +pub extern "C" fn ScorerAccountingForInFlightHtlcs_write(obj: &crate::lightning::routing::router::ScorerAccountingForInFlightHtlcs) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) +} +#[no_mangle] +pub(crate) extern "C" fn ScorerAccountingForInFlightHtlcs_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeScorerAccountingForInFlightHtlcs) }) +} +impl From for crate::lightning::routing::scoring::Score { + fn from(obj: nativeScorerAccountingForInFlightHtlcs) -> Self { + let mut rust_obj = ScorerAccountingForInFlightHtlcs { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = ScorerAccountingForInFlightHtlcs_as_Score(&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(ScorerAccountingForInFlightHtlcs_free_void); + ret + } +} +/// Constructs a new Score which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned Score must be freed before this_arg is +#[no_mangle] +pub extern "C" fn ScorerAccountingForInFlightHtlcs_as_Score(this_arg: &ScorerAccountingForInFlightHtlcs) -> crate::lightning::routing::scoring::Score { + crate::lightning::routing::scoring::Score { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + channel_penalty_msat: ScorerAccountingForInFlightHtlcs_Score_channel_penalty_msat, + payment_path_failed: ScorerAccountingForInFlightHtlcs_Score_payment_path_failed, + payment_path_successful: ScorerAccountingForInFlightHtlcs_Score_payment_path_successful, + probe_failed: ScorerAccountingForInFlightHtlcs_Score_probe_failed, + probe_successful: ScorerAccountingForInFlightHtlcs_Score_probe_successful, + write: ScorerAccountingForInFlightHtlcs_write_void, + } +} + +#[must_use] +extern "C" fn ScorerAccountingForInFlightHtlcs_Score_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) -> 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()) }); + ret +} +extern "C" fn ScorerAccountingForInFlightHtlcs_Score_payment_path_failed(this_arg: *mut c_void, mut path: crate::c_types::derived::CVec_RouteHopZ, mut short_channel_id: u64) { + let mut local_path = Vec::new(); for mut item in path.as_slice().iter() { local_path.push( { item.get_native_ref() }); }; + >::payment_path_failed(unsafe { &mut *(this_arg as *mut nativeScorerAccountingForInFlightHtlcs) }, &local_path[..], short_channel_id) +} +extern "C" fn ScorerAccountingForInFlightHtlcs_Score_payment_path_successful(this_arg: *mut c_void, mut path: crate::c_types::derived::CVec_RouteHopZ) { + let mut local_path = Vec::new(); for mut item in path.as_slice().iter() { local_path.push( { item.get_native_ref() }); }; + >::payment_path_successful(unsafe { &mut *(this_arg as *mut nativeScorerAccountingForInFlightHtlcs) }, &local_path[..]) +} +extern "C" fn ScorerAccountingForInFlightHtlcs_Score_probe_failed(this_arg: *mut c_void, mut path: crate::c_types::derived::CVec_RouteHopZ, mut short_channel_id: u64) { + let mut local_path = Vec::new(); for mut item in path.as_slice().iter() { local_path.push( { item.get_native_ref() }); }; + >::probe_failed(unsafe { &mut *(this_arg as *mut nativeScorerAccountingForInFlightHtlcs) }, &local_path[..], short_channel_id) +} +extern "C" fn ScorerAccountingForInFlightHtlcs_Score_probe_successful(this_arg: *mut c_void, mut path: crate::c_types::derived::CVec_RouteHopZ) { + let mut local_path = Vec::new(); for mut item in path.as_slice().iter() { local_path.push( { item.get_native_ref() }); }; + >::probe_successful(unsafe { &mut *(this_arg as *mut nativeScorerAccountingForInFlightHtlcs) }, &local_path[..]) +} + + +use lightning::routing::router::InFlightHtlcs as nativeInFlightHtlcsImport; +pub(crate) type nativeInFlightHtlcs = nativeInFlightHtlcsImport; + +/// A data structure for tracking in-flight HTLCs. May be used during pathfinding to account for +/// in-use channel liquidity. +#[must_use] +#[repr(C)] +pub struct InFlightHtlcs { + /// 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 nativeInFlightHtlcs, + /// 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 InFlightHtlcs { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeInFlightHtlcs>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the InFlightHtlcs, if is_owned is set and inner is non-NULL. +#[no_mangle] +pub extern "C" fn InFlightHtlcs_free(this_obj: InFlightHtlcs) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn InFlightHtlcs_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeInFlightHtlcs) }; +} +#[allow(unused)] +impl InFlightHtlcs { + pub(crate) fn get_native_ref(&self) -> &'static nativeInFlightHtlcs { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeInFlightHtlcs { + 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 nativeInFlightHtlcs { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } +} +impl Clone for InFlightHtlcs { + fn clone(&self) -> Self { + Self { + inner: if <*mut nativeInFlightHtlcs>::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 InFlightHtlcs_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeInFlightHtlcs)).clone() })) as *mut c_void +} +#[no_mangle] +/// Creates a copy of the InFlightHtlcs +pub extern "C" fn InFlightHtlcs_clone(orig: &InFlightHtlcs) -> InFlightHtlcs { + orig.clone() +} +/// Constructs an empty `InFlightHtlcs`. +#[must_use] +#[no_mangle] +pub extern "C" fn InFlightHtlcs_new() -> crate::lightning::routing::router::InFlightHtlcs { + let mut ret = lightning::routing::router::InFlightHtlcs::new(); + crate::lightning::routing::router::InFlightHtlcs { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// Returns liquidity in msat given the public key of the HTLC source, target, and short channel +/// id. +#[must_use] +#[no_mangle] +pub extern "C" fn InFlightHtlcs_used_liquidity_msat(this_arg: &crate::lightning::routing::router::InFlightHtlcs, source: &crate::lightning::routing::gossip::NodeId, target: &crate::lightning::routing::gossip::NodeId, mut channel_scid: u64) -> crate::c_types::derived::COption_u64Z { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.used_liquidity_msat(source.get_native_ref(), target.get_native_ref(), channel_scid); + 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 +} + +#[no_mangle] +/// Serialize the InFlightHtlcs object into a byte array which can be read by InFlightHtlcs_read +pub extern "C" fn InFlightHtlcs_write(obj: &crate::lightning::routing::router::InFlightHtlcs) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) +} +#[no_mangle] +pub(crate) extern "C" fn InFlightHtlcs_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeInFlightHtlcs) }) +} +#[no_mangle] +/// Read a InFlightHtlcs from a byte array, created by InFlightHtlcs_write +pub extern "C" fn InFlightHtlcs_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_InFlightHtlcsDecodeErrorZ { + 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::router::InFlightHtlcs { 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::RouteHop as nativeRouteHopImport; pub(crate) type nativeRouteHop = nativeRouteHopImport; @@ -52,7 +489,7 @@ pub extern "C" fn RouteHop_free(this_obj: RouteHop) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn RouteHop_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeRouteHop); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeRouteHop) }; } #[allow(unused)] impl RouteHop { @@ -210,7 +647,7 @@ pub(crate) extern "C" fn RouteHop_write_void(obj: *const c_void) -> crate::c_typ /// Read a RouteHop from a byte array, created by RouteHop_write pub extern "C" fn RouteHop_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_RouteHopDecodeErrorZ { 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::router::RouteHop { 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() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::router::RouteHop { 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 } @@ -247,7 +684,7 @@ pub extern "C" fn Route_free(this_obj: Route) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn Route_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeRoute); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeRoute) }; } #[allow(unused)] impl Route { @@ -392,7 +829,7 @@ pub(crate) extern "C" fn Route_write_void(obj: *const c_void) -> crate::c_types: /// Read a Route from a byte array, created by Route_write pub extern "C" fn Route_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_RouteDecodeErrorZ { 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::router::Route { 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() }; + let mut local_res = match res { 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::DecodeError::native_into(e) }).into() }; local_res } @@ -433,7 +870,7 @@ pub extern "C" fn RouteParameters_free(this_obj: RouteParameters) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn RouteParameters_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeRouteParameters); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeRouteParameters) }; } #[allow(unused)] impl RouteParameters { @@ -526,13 +963,17 @@ pub(crate) extern "C" fn RouteParameters_write_void(obj: *const c_void) -> crate /// Read a RouteParameters from a byte array, created by RouteParameters_write pub extern "C" fn RouteParameters_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_RouteParametersDecodeErrorZ { 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::router::RouteParameters { 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() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::router::RouteParameters { 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 } /// Maximum total CTLV difference we allow for a full payment path. #[no_mangle] pub static DEFAULT_MAX_TOTAL_CLTV_EXPIRY_DELTA: u32 = lightning::routing::router::DEFAULT_MAX_TOTAL_CLTV_EXPIRY_DELTA; +/// Maximum number of paths we allow an (MPP) payment to have. + +#[no_mangle] +pub static DEFAULT_MAX_PATH_COUNT: u8 = lightning::routing::router::DEFAULT_MAX_PATH_COUNT; use lightning::routing::router::PaymentParameters as nativePaymentParametersImport; pub(crate) type nativePaymentParameters = nativePaymentParametersImport; @@ -566,7 +1007,7 @@ pub extern "C" fn PaymentParameters_free(this_obj: PaymentParameters) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn PaymentParameters_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativePaymentParameters); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativePaymentParameters) }; } #[allow(unused)] impl PaymentParameters { @@ -649,29 +1090,102 @@ pub extern "C" fn PaymentParameters_set_expiry_time(this_ptr: &mut PaymentParame unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.expiry_time = local_val; } /// The maximum total CLTV delta we accept for the route. +/// Defaults to [`DEFAULT_MAX_TOTAL_CLTV_EXPIRY_DELTA`]. #[no_mangle] pub extern "C" fn PaymentParameters_get_max_total_cltv_expiry_delta(this_ptr: &PaymentParameters) -> u32 { let mut inner_val = &mut this_ptr.get_native_mut_ref().max_total_cltv_expiry_delta; *inner_val } /// The maximum total CLTV delta we accept for the route. +/// Defaults to [`DEFAULT_MAX_TOTAL_CLTV_EXPIRY_DELTA`]. #[no_mangle] pub extern "C" fn PaymentParameters_set_max_total_cltv_expiry_delta(this_ptr: &mut PaymentParameters, mut val: u32) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.max_total_cltv_expiry_delta = val; } +/// The maximum number of paths that may be used by (MPP) payments. +/// Defaults to [`DEFAULT_MAX_PATH_COUNT`]. +#[no_mangle] +pub extern "C" fn PaymentParameters_get_max_path_count(this_ptr: &PaymentParameters) -> u8 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().max_path_count; + *inner_val +} +/// The maximum number of paths that may be used by (MPP) payments. +/// Defaults to [`DEFAULT_MAX_PATH_COUNT`]. +#[no_mangle] +pub extern "C" fn PaymentParameters_set_max_path_count(this_ptr: &mut PaymentParameters, mut val: u8) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.max_path_count = val; +} +/// Selects the maximum share of a channel's total capacity which will be sent over a channel, +/// as a power of 1/2. A higher value prefers to send the payment using more MPP parts whereas +/// a lower value prefers to send larger MPP parts, potentially saturating channels and +/// increasing failure probability for those paths. +/// +/// Note that this restriction will be relaxed during pathfinding after paths which meet this +/// restriction have been found. While paths which meet this criteria will be searched for, it +/// is ultimately up to the scorer to select them over other paths. +/// +/// A value of 0 will allow payments up to and including a channel's total announced usable +/// capacity, a value of one will only use up to half its capacity, two 1/4, etc. +/// +/// Default value: 2 +#[no_mangle] +pub extern "C" fn PaymentParameters_get_max_channel_saturation_power_of_half(this_ptr: &PaymentParameters) -> u8 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().max_channel_saturation_power_of_half; + *inner_val +} +/// Selects the maximum share of a channel's total capacity which will be sent over a channel, +/// as a power of 1/2. A higher value prefers to send the payment using more MPP parts whereas +/// a lower value prefers to send larger MPP parts, potentially saturating channels and +/// increasing failure probability for those paths. +/// +/// Note that this restriction will be relaxed during pathfinding after paths which meet this +/// restriction have been found. While paths which meet this criteria will be searched for, it +/// is ultimately up to the scorer to select them over other paths. +/// +/// A value of 0 will allow payments up to and including a channel's total announced usable +/// capacity, a value of one will only use up to half its capacity, two 1/4, etc. +/// +/// Default value: 2 +#[no_mangle] +pub extern "C" fn PaymentParameters_set_max_channel_saturation_power_of_half(this_ptr: &mut PaymentParameters, mut val: u8) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.max_channel_saturation_power_of_half = val; +} +/// A list of SCIDs 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 SCIDs. +/// +/// Returns a copy of the field. +#[no_mangle] +pub extern "C" fn PaymentParameters_get_previously_failed_channels(this_ptr: &PaymentParameters) -> crate::c_types::derived::CVec_u64Z { + let mut inner_val = this_ptr.get_native_mut_ref().previously_failed_channels.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 SCIDs 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 SCIDs. +#[no_mangle] +pub extern "C" fn PaymentParameters_set_previously_failed_channels(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_channels = local_val; +} /// Constructs a new PaymentParameters given each field #[must_use] #[no_mangle] -pub extern "C" fn PaymentParameters_new(mut payee_pubkey_arg: crate::c_types::PublicKey, mut features_arg: crate::lightning::ln::features::InvoiceFeatures, mut route_hints_arg: crate::c_types::derived::CVec_RouteHintZ, mut expiry_time_arg: crate::c_types::derived::COption_u64Z, mut max_total_cltv_expiry_delta_arg: u32) -> PaymentParameters { +pub extern "C" fn PaymentParameters_new(mut payee_pubkey_arg: crate::c_types::PublicKey, mut features_arg: crate::lightning::ln::features::InvoiceFeatures, mut route_hints_arg: crate::c_types::derived::CVec_RouteHintZ, 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 { let mut local_features_arg = if features_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(features_arg.take_inner()) } }) }; let mut local_route_hints_arg = Vec::new(); for mut item in route_hints_arg.into_rust().drain(..) { local_route_hints_arg.push( { *unsafe { Box::from_raw(item.take_inner()) } }); }; 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 }); }; PaymentParameters { inner: ObjOps::heap_alloc(nativePaymentParameters { payee_pubkey: payee_pubkey_arg.into_rust(), features: local_features_arg, route_hints: local_route_hints_arg, expiry_time: local_expiry_time_arg, max_total_cltv_expiry_delta: max_total_cltv_expiry_delta_arg, + 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, }), is_owned: true } } impl Clone for PaymentParameters { @@ -725,7 +1239,7 @@ pub(crate) extern "C" fn PaymentParameters_write_void(obj: *const c_void) -> cra /// Read a PaymentParameters from a byte array, created by PaymentParameters_write pub extern "C" fn PaymentParameters_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_PaymentParametersDecodeErrorZ { 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::router::PaymentParameters { 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() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::router::PaymentParameters { 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 } /// Creates a payee with the node id of the given `pubkey`. @@ -777,7 +1291,7 @@ pub extern "C" fn RouteHint_free(this_obj: RouteHint) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn RouteHint_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeRouteHint); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeRouteHint) }; } #[allow(unused)] impl RouteHint { @@ -866,7 +1380,7 @@ pub(crate) extern "C" fn RouteHint_write_void(obj: *const c_void) -> crate::c_ty /// Read a RouteHint from a byte array, created by RouteHint_write pub extern "C" fn RouteHint_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_RouteHintDecodeErrorZ { 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::router::RouteHint { 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() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::routing::router::RouteHint { 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 } @@ -902,7 +1416,7 @@ pub extern "C" fn RouteHintHop_free(this_obj: RouteHintHop) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn RouteHintHop_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeRouteHintHop); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeRouteHintHop) }; } #[allow(unused)] impl RouteHintHop { @@ -1056,7 +1570,7 @@ pub(crate) extern "C" fn RouteHintHop_write_void(obj: *const c_void) -> crate::c /// Read a RouteHintHop from a byte array, created by RouteHintHop_write pub extern "C" fn RouteHintHop_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_RouteHintHopDecodeErrorZ { 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::router::RouteHintHop { 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() }; + 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 } /// Finds a route from us (payer) to the given target node (payee).