X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Flightning%2Frouting%2Fscoring.rs;h=8060fbf250c891c7ee835173cc5cab38d2424d07;hb=3e46e1794f14640e35f09cc6da4169c152de34ce;hp=f76cf9d18e8323e38c89628135b43e837986bf3f;hpb=53e91fd10d98313d2175470416f635d080e67e65;p=ldk-c-bindings diff --git a/lightning-c-bindings/src/lightning/routing/scoring.rs b/lightning-c-bindings/src/lightning/routing/scoring.rs index f76cf9d..8060fbf 100644 --- a/lightning-c-bindings/src/lightning/routing/scoring.rs +++ b/lightning-c-bindings/src/lightning/routing/scoring.rs @@ -9,7 +9,7 @@ //! Utilities for scoring payment channels. //! //! [`ProbabilisticScorer`] may be given to [`find_route`] to score payment channels during path -//! finding when a custom [`Score`] implementation is not needed. +//! finding when a custom [`ScoreLookUp`] implementation is not needed. //! //! # Example //! @@ -56,6 +56,7 @@ //! [`find_route`]: crate::routing::router::find_route use alloc::str::FromStr; +use alloc::string::String; use core::ffi::c_void; use core::convert::Infallible; use bitcoin::hashes::Hash; @@ -65,9 +66,11 @@ use alloc::{vec::Vec, boxed::Box}; /// An interface used to score payment channels for path finding. /// -///\tScoring is in terms of fees willing to be paid in order to avoid routing through a channel. +/// `ScoreLookUp` is used to determine the penalty for a given channel. +/// +/// Scoring is in terms of fees willing to be paid in order to avoid routing through a channel. #[repr(C)] -pub struct Score { +pub struct ScoreLookUp { /// 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, @@ -80,6 +83,57 @@ pub struct Score { /// [`u64::max_value`] is given to indicate sufficient capacity for the invoice's full amount. /// Thus, implementations should be overflow-safe. pub channel_penalty_msat: extern "C" fn (this_arg: *const c_void, short_channel_id: u64, source: &crate::lightning::routing::gossip::NodeId, target: &crate::lightning::routing::gossip::NodeId, usage: crate::lightning::routing::scoring::ChannelUsage, score_params: &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> 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 ScoreLookUp {} +unsafe impl Sync for ScoreLookUp {} +pub(crate) fn ScoreLookUp_clone_fields(orig: &ScoreLookUp) -> ScoreLookUp { + ScoreLookUp { + this_arg: orig.this_arg, + channel_penalty_msat: Clone::clone(&orig.channel_penalty_msat), + free: Clone::clone(&orig.free), + } +} + +use lightning::routing::scoring::ScoreLookUp as rustScoreLookUp; +impl rustScoreLookUp for ScoreLookUp { + fn channel_penalty_msat(&self, mut short_channel_id: u64, mut source: &lightning::routing::gossip::NodeId, mut target: &lightning::routing::gossip::NodeId, mut usage: lightning::routing::scoring::ChannelUsage, mut score_params: &lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> u64 { + let mut ret = (self.channel_penalty_msat)(self.this_arg, short_channel_id, &crate::lightning::routing::gossip::NodeId { inner: unsafe { ObjOps::nonnull_ptr_to_inner((source as *const lightning::routing::gossip::NodeId<>) as *mut _) }, is_owned: false }, &crate::lightning::routing::gossip::NodeId { inner: unsafe { ObjOps::nonnull_ptr_to_inner((target as *const lightning::routing::gossip::NodeId<>) as *mut _) }, is_owned: false }, crate::lightning::routing::scoring::ChannelUsage { inner: ObjOps::heap_alloc(usage), is_owned: true }, &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((score_params as *const lightning::routing::scoring::ProbabilisticScoringFeeParameters<>) as *mut _) }, is_owned: false }); + ret + } +} + +// 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 ScoreLookUp { + type Target = Self; + fn deref(&self) -> &Self { + self + } +} +impl core::ops::DerefMut for ScoreLookUp { + fn deref_mut(&mut self) -> &mut Self { + self + } +} +/// Calls the free function if one is set +#[no_mangle] +pub extern "C" fn ScoreLookUp_free(this_ptr: ScoreLookUp) { } +impl Drop for ScoreLookUp { + fn drop(&mut self) { + if let Some(f) = self.free { + f(self.this_arg); + } + } +} +/// `ScoreUpdate` is used to update the scorer's internal state after a payment attempt. +#[repr(C)] +pub struct ScoreUpdate { + /// 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, /// Handles updating channel penalties after failing to route through a channel. pub payment_path_failed: extern "C" fn (this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, short_channel_id: u64), /// Handles updating channel penalties after successfully routing along a path. @@ -88,54 +142,125 @@ pub struct Score { pub probe_failed: extern "C" fn (this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, short_channel_id: u64), /// Handles updating channel penalties after a probe over the given path succeeded. pub probe_successful: extern "C" fn (this_arg: *mut c_void, path: &crate::lightning::routing::router::Path), - /// Serialize the object into a byte array - pub write: extern "C" fn (this_arg: *const c_void) -> crate::c_types::derived::CVec_u8Z, /// 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 Score {} -unsafe impl Sync for Score {} -#[no_mangle] -pub(crate) extern "C" fn Score_clone_fields(orig: &Score) -> Score { - Score { +unsafe impl Send for ScoreUpdate {} +unsafe impl Sync for ScoreUpdate {} +pub(crate) fn ScoreUpdate_clone_fields(orig: &ScoreUpdate) -> ScoreUpdate { + ScoreUpdate { this_arg: orig.this_arg, - channel_penalty_msat: Clone::clone(&orig.channel_penalty_msat), payment_path_failed: Clone::clone(&orig.payment_path_failed), payment_path_successful: Clone::clone(&orig.payment_path_successful), probe_failed: Clone::clone(&orig.probe_failed), probe_successful: Clone::clone(&orig.probe_successful), - write: Clone::clone(&orig.write), free: Clone::clone(&orig.free), } } -impl lightning::util::ser::Writeable for Score { - fn write(&self, w: &mut W) -> Result<(), crate::c_types::io::Error> { - let vec = (self.write)(self.this_arg); - w.write_all(vec.as_slice()) + +use lightning::routing::scoring::ScoreUpdate as rustScoreUpdate; +impl rustScoreUpdate for ScoreUpdate { + fn payment_path_failed(&mut self, mut path: &lightning::routing::router::Path, mut short_channel_id: u64) { + (self.payment_path_failed)(self.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }, short_channel_id) + } + fn payment_path_successful(&mut self, mut path: &lightning::routing::router::Path) { + (self.payment_path_successful)(self.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }) + } + fn probe_failed(&mut self, mut path: &lightning::routing::router::Path, mut short_channel_id: u64) { + (self.probe_failed)(self.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }, short_channel_id) + } + fn probe_successful(&mut self, mut path: &lightning::routing::router::Path) { + (self.probe_successful)(self.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }) } } -use lightning::routing::scoring::Score as rustScore; -impl rustScore for Score { +// 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 ScoreUpdate { + type Target = Self; + fn deref(&self) -> &Self { + self + } +} +impl core::ops::DerefMut for ScoreUpdate { + fn deref_mut(&mut self) -> &mut Self { + self + } +} +/// Calls the free function if one is set +#[no_mangle] +pub extern "C" fn ScoreUpdate_free(this_ptr: ScoreUpdate) { } +impl Drop for ScoreUpdate { + fn drop(&mut self) { + if let Some(f) = self.free { + f(self.this_arg); + } + } +} +/// A trait which can both lookup and update routing channel penalty scores. +/// +/// This is used in places where both bounds are required and implemented for all types which +/// implement [`ScoreLookUp`] and [`ScoreUpdate`]. +/// +/// Bindings users may need to manually implement this for their custom scoring implementations. +#[repr(C)] +pub struct Score { + /// 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, + /// Implementation of ScoreLookUp for this object. + pub ScoreLookUp: crate::lightning::routing::scoring::ScoreLookUp, + /// Implementation of ScoreUpdate for this object. + pub ScoreUpdate: crate::lightning::routing::scoring::ScoreUpdate, + /// Serialize the object into a byte array + pub write: extern "C" fn (this_arg: *const c_void) -> crate::c_types::derived::CVec_u8Z, + /// 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 Score {} +unsafe impl Sync for Score {} +pub(crate) fn Score_clone_fields(orig: &Score) -> Score { + Score { + this_arg: orig.this_arg, + ScoreLookUp: crate::lightning::routing::scoring::ScoreLookUp_clone_fields(&orig.ScoreLookUp), + ScoreUpdate: crate::lightning::routing::scoring::ScoreUpdate_clone_fields(&orig.ScoreUpdate), + write: Clone::clone(&orig.write), + free: Clone::clone(&orig.free), + } +} +impl lightning::routing::scoring::ScoreLookUp for Score { fn channel_penalty_msat(&self, mut short_channel_id: u64, mut source: &lightning::routing::gossip::NodeId, mut target: &lightning::routing::gossip::NodeId, mut usage: lightning::routing::scoring::ChannelUsage, mut score_params: &lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> u64 { - let mut ret = (self.channel_penalty_msat)(self.this_arg, short_channel_id, &crate::lightning::routing::gossip::NodeId { inner: unsafe { ObjOps::nonnull_ptr_to_inner((source as *const lightning::routing::gossip::NodeId<>) as *mut _) }, is_owned: false }, &crate::lightning::routing::gossip::NodeId { inner: unsafe { ObjOps::nonnull_ptr_to_inner((target as *const lightning::routing::gossip::NodeId<>) as *mut _) }, is_owned: false }, crate::lightning::routing::scoring::ChannelUsage { inner: ObjOps::heap_alloc(usage), is_owned: true }, &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((score_params as *const lightning::routing::scoring::ProbabilisticScoringFeeParameters<>) as *mut _) }, is_owned: false }); + let mut ret = (self.ScoreLookUp.channel_penalty_msat)(self.ScoreLookUp.this_arg, short_channel_id, &crate::lightning::routing::gossip::NodeId { inner: unsafe { ObjOps::nonnull_ptr_to_inner((source as *const lightning::routing::gossip::NodeId<>) as *mut _) }, is_owned: false }, &crate::lightning::routing::gossip::NodeId { inner: unsafe { ObjOps::nonnull_ptr_to_inner((target as *const lightning::routing::gossip::NodeId<>) as *mut _) }, is_owned: false }, crate::lightning::routing::scoring::ChannelUsage { inner: ObjOps::heap_alloc(usage), is_owned: true }, &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((score_params as *const lightning::routing::scoring::ProbabilisticScoringFeeParameters<>) as *mut _) }, is_owned: false }); ret } +} +impl lightning::routing::scoring::ScoreUpdate for Score { fn payment_path_failed(&mut self, mut path: &lightning::routing::router::Path, mut short_channel_id: u64) { - (self.payment_path_failed)(self.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }, short_channel_id) + (self.ScoreUpdate.payment_path_failed)(self.ScoreUpdate.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }, short_channel_id) } fn payment_path_successful(&mut self, mut path: &lightning::routing::router::Path) { - (self.payment_path_successful)(self.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }) + (self.ScoreUpdate.payment_path_successful)(self.ScoreUpdate.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }) } fn probe_failed(&mut self, mut path: &lightning::routing::router::Path, mut short_channel_id: u64) { - (self.probe_failed)(self.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }, short_channel_id) + (self.ScoreUpdate.probe_failed)(self.ScoreUpdate.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }, short_channel_id) } fn probe_successful(&mut self, mut path: &lightning::routing::router::Path) { - (self.probe_successful)(self.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }) + (self.ScoreUpdate.probe_successful)(self.ScoreUpdate.this_arg, &crate::lightning::routing::router::Path { inner: unsafe { ObjOps::nonnull_ptr_to_inner((path as *const lightning::routing::router::Path<>) as *mut _) }, is_owned: false }) + } +} +impl lightning::util::ser::Writeable for Score { + fn write(&self, w: &mut W) -> Result<(), crate::c_types::io::Error> { + let vec = (self.write)(self.this_arg); + w.write_all(vec.as_slice()) } } +use lightning::routing::scoring::Score as rustScore; +impl rustScore for Score { +} + // 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 Score { @@ -144,6 +269,11 @@ impl core::ops::Deref for Score { self } } +impl core::ops::DerefMut for Score { + fn deref_mut(&mut self) -> &mut Self { + self + } +} /// Calls the free function if one is set #[no_mangle] pub extern "C" fn Score_free(this_ptr: Score) { } @@ -156,10 +286,10 @@ impl Drop for Score { } /// A scorer that is accessed under a lock. /// -/// Needed so that calls to [`Score::channel_penalty_msat`] in [`find_route`] can be made while -/// having shared ownership of a scorer but without requiring internal locking in [`Score`] +/// Needed so that calls to [`ScoreLookUp::channel_penalty_msat`] in [`find_route`] can be made while +/// having shared ownership of a scorer but without requiring internal locking in [`ScoreUpdate`] /// implementations. Internal locking would be detrimental to route finding performance and could -/// result in [`Score::channel_penalty_msat`] returning a different value for the same channel. +/// result in [`ScoreLookUp::channel_penalty_msat`] returning a different value for the same channel. /// /// [`find_route`]: crate::routing::router::find_route #[repr(C)] @@ -167,28 +297,37 @@ pub struct LockableScore { /// 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, - /// Returns the locked scorer. - pub lock: extern "C" fn (this_arg: *const c_void) -> crate::lightning::routing::scoring::Score, + /// Returns read locked scorer. + pub read_lock: extern "C" fn (this_arg: *const c_void) -> crate::lightning::routing::scoring::ScoreLookUp, + /// Returns write locked scorer. + pub write_lock: extern "C" fn (this_arg: *const c_void) -> crate::lightning::routing::scoring::ScoreUpdate, /// 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 LockableScore {} unsafe impl Sync for LockableScore {} -#[no_mangle] -pub(crate) extern "C" fn LockableScore_clone_fields(orig: &LockableScore) -> LockableScore { +pub(crate) fn LockableScore_clone_fields(orig: &LockableScore) -> LockableScore { LockableScore { this_arg: orig.this_arg, - lock: Clone::clone(&orig.lock), + read_lock: Clone::clone(&orig.read_lock), + write_lock: Clone::clone(&orig.write_lock), free: Clone::clone(&orig.free), } } use lightning::routing::scoring::LockableScore as rustLockableScore; impl<'a> rustLockableScore<'a> for LockableScore { - type Locked = crate::lightning::routing::scoring::Score; - fn lock(&'a self) -> crate::lightning::routing::scoring::Score { - let mut ret = (self.lock)(self.this_arg); + type ScoreUpdate = crate::lightning::routing::scoring::ScoreUpdate; + type ScoreLookUp = crate::lightning::routing::scoring::ScoreLookUp; + type WriteLocked = crate::lightning::routing::scoring::ScoreUpdate; + type ReadLocked = crate::lightning::routing::scoring::ScoreLookUp; + fn read_lock(&'a self) -> crate::lightning::routing::scoring::ScoreLookUp { + let mut ret = (self.read_lock)(self.this_arg); + ret + } + fn write_lock(&'a self) -> crate::lightning::routing::scoring::ScoreUpdate { + let mut ret = (self.write_lock)(self.this_arg); ret } } @@ -201,6 +340,11 @@ impl core::ops::Deref for LockableScore { self } } +impl core::ops::DerefMut for LockableScore { + fn deref_mut(&mut self) -> &mut Self { + self + } +} /// Calls the free function if one is set #[no_mangle] pub extern "C" fn LockableScore_free(this_ptr: LockableScore) { } @@ -230,8 +374,7 @@ pub struct WriteableScore { } unsafe impl Send for WriteableScore {} unsafe impl Sync for WriteableScore {} -#[no_mangle] -pub(crate) extern "C" fn WriteableScore_clone_fields(orig: &WriteableScore) -> WriteableScore { +pub(crate) fn WriteableScore_clone_fields(orig: &WriteableScore) -> WriteableScore { WriteableScore { this_arg: orig.this_arg, LockableScore: crate::lightning::routing::scoring::LockableScore_clone_fields(&orig.LockableScore), @@ -240,9 +383,16 @@ pub(crate) extern "C" fn WriteableScore_clone_fields(orig: &WriteableScore) -> W } } impl<'a> lightning::routing::scoring::LockableScore<'a> for WriteableScore { - type Locked = crate::lightning::routing::scoring::Score; - fn lock(&'a self) -> crate::lightning::routing::scoring::Score { - let mut ret = (self.LockableScore.lock)(self.LockableScore.this_arg); + type ScoreUpdate = crate::lightning::routing::scoring::ScoreUpdate; + type ScoreLookUp = crate::lightning::routing::scoring::ScoreLookUp; + type WriteLocked = crate::lightning::routing::scoring::ScoreUpdate; + type ReadLocked = crate::lightning::routing::scoring::ScoreLookUp; + fn read_lock(&'a self) -> crate::lightning::routing::scoring::ScoreLookUp { + let mut ret = (self.LockableScore.read_lock)(self.LockableScore.this_arg); + ret + } + fn write_lock(&'a self) -> crate::lightning::routing::scoring::ScoreUpdate { + let mut ret = (self.LockableScore.write_lock)(self.LockableScore.this_arg); ret } } @@ -265,6 +415,11 @@ impl core::ops::Deref for WriteableScore { self } } +impl core::ops::DerefMut for WriteableScore { + fn deref_mut(&mut self) -> &mut Self { + self + } +} /// Calls the free function if one is set #[no_mangle] pub extern "C" fn WriteableScore_free(this_ptr: WriteableScore) { } @@ -343,13 +498,19 @@ pub extern "C" fn MultiThreadedLockableScore_as_LockableScore(this_arg: &MultiTh crate::lightning::routing::scoring::LockableScore { this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, free: None, - lock: MultiThreadedLockableScore_LockableScore_lock, + read_lock: MultiThreadedLockableScore_LockableScore_read_lock, + write_lock: MultiThreadedLockableScore_LockableScore_write_lock, } } #[must_use] -extern "C" fn MultiThreadedLockableScore_LockableScore_lock(this_arg: *const c_void) -> crate::lightning::routing::scoring::Score { - let mut ret = >::lock(unsafe { &mut *(this_arg as *mut nativeMultiThreadedLockableScore) }, ); +extern "C" fn MultiThreadedLockableScore_LockableScore_read_lock(this_arg: *const c_void) -> crate::lightning::routing::scoring::ScoreLookUp { + let mut ret = >::read_lock(unsafe { &mut *(this_arg as *mut nativeMultiThreadedLockableScore) }, ); + Into::into(ret) +} +#[must_use] +extern "C" fn MultiThreadedLockableScore_LockableScore_write_lock(this_arg: *const c_void) -> crate::lightning::routing::scoring::ScoreUpdate { + let mut ret = >::write_lock(unsafe { &mut *(this_arg as *mut nativeMultiThreadedLockableScore) }, ); Into::into(ret) } @@ -382,7 +543,8 @@ pub extern "C" fn MultiThreadedLockableScore_as_WriteableScore(this_arg: &MultiT LockableScore: crate::lightning::routing::scoring::LockableScore { this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, free: None, - lock: MultiThreadedLockableScore_LockableScore_lock, + read_lock: MultiThreadedLockableScore_LockableScore_read_lock, + write_lock: MultiThreadedLockableScore_LockableScore_write_lock, }, write: MultiThreadedLockableScore_write_void, } @@ -398,18 +560,18 @@ pub extern "C" fn MultiThreadedLockableScore_new(mut score: crate::lightning::ro } -use lightning::routing::scoring::MultiThreadedScoreLock as nativeMultiThreadedScoreLockImport; -pub(crate) type nativeMultiThreadedScoreLock = nativeMultiThreadedScoreLockImport<'static, crate::lightning::routing::scoring::Score>; +use lightning::routing::scoring::MultiThreadedScoreLockRead as nativeMultiThreadedScoreLockReadImport; +pub(crate) type nativeMultiThreadedScoreLockRead = nativeMultiThreadedScoreLockReadImport<'static, crate::lightning::routing::scoring::Score>; /// A locked `MultiThreadedLockableScore`. #[must_use] #[repr(C)] -pub struct MultiThreadedScoreLock { +pub struct MultiThreadedScoreLockRead { /// 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 nativeMultiThreadedScoreLock, + pub inner: *mut nativeMultiThreadedScoreLockRead, /// 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 @@ -417,95 +579,166 @@ pub struct MultiThreadedScoreLock { pub is_owned: bool, } -impl Drop for MultiThreadedScoreLock { +impl Drop for MultiThreadedScoreLockRead { fn drop(&mut self) { - if self.is_owned && !<*mut nativeMultiThreadedScoreLock>::is_null(self.inner) { + if self.is_owned && !<*mut nativeMultiThreadedScoreLockRead>::is_null(self.inner) { let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; } } } -/// Frees any resources used by the MultiThreadedScoreLock, if is_owned is set and inner is non-NULL. +/// Frees any resources used by the MultiThreadedScoreLockRead, if is_owned is set and inner is non-NULL. #[no_mangle] -pub extern "C" fn MultiThreadedScoreLock_free(this_obj: MultiThreadedScoreLock) { } +pub extern "C" fn MultiThreadedScoreLockRead_free(this_obj: MultiThreadedScoreLockRead) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn MultiThreadedScoreLock_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut nativeMultiThreadedScoreLock) }; +pub(crate) extern "C" fn MultiThreadedScoreLockRead_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeMultiThreadedScoreLockRead) }; } #[allow(unused)] -impl MultiThreadedScoreLock { - pub(crate) fn get_native_ref(&self) -> &'static nativeMultiThreadedScoreLock { +impl MultiThreadedScoreLockRead { + pub(crate) fn get_native_ref(&self) -> &'static nativeMultiThreadedScoreLockRead { unsafe { &*ObjOps::untweak_ptr(self.inner) } } - pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeMultiThreadedScoreLock { + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeMultiThreadedScoreLockRead { 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 nativeMultiThreadedScoreLock { + pub(crate) fn take_inner(mut self) -> *mut nativeMultiThreadedScoreLockRead { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); self.inner = core::ptr::null_mut(); ret } } -#[no_mangle] -/// Serialize the MultiThreadedScoreLock object into a byte array which can be read by MultiThreadedScoreLock_read -pub extern "C" fn MultiThreadedScoreLock_write(obj: &crate::lightning::routing::scoring::MultiThreadedScoreLock) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) + +use lightning::routing::scoring::MultiThreadedScoreLockWrite as nativeMultiThreadedScoreLockWriteImport; +pub(crate) type nativeMultiThreadedScoreLockWrite = nativeMultiThreadedScoreLockWriteImport<'static, crate::lightning::routing::scoring::Score>; + +/// A locked `MultiThreadedLockableScore`. +#[must_use] +#[repr(C)] +pub struct MultiThreadedScoreLockWrite { + /// 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 nativeMultiThreadedScoreLockWrite, + /// 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 MultiThreadedScoreLockWrite { + fn drop(&mut self) { + if self.is_owned && !<*mut nativeMultiThreadedScoreLockWrite>::is_null(self.inner) { + let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; + } + } +} +/// Frees any resources used by the MultiThreadedScoreLockWrite, if is_owned is set and inner is non-NULL. #[no_mangle] -pub(crate) extern "C" fn MultiThreadedScoreLock_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeMultiThreadedScoreLock) }) +pub extern "C" fn MultiThreadedScoreLockWrite_free(this_obj: MultiThreadedScoreLockWrite) { } +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn MultiThreadedScoreLockWrite_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeMultiThreadedScoreLockWrite) }; +} +#[allow(unused)] +impl MultiThreadedScoreLockWrite { + pub(crate) fn get_native_ref(&self) -> &'static nativeMultiThreadedScoreLockWrite { + unsafe { &*ObjOps::untweak_ptr(self.inner) } + } + pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeMultiThreadedScoreLockWrite { + 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 nativeMultiThreadedScoreLockWrite { + assert!(self.is_owned); + let ret = ObjOps::untweak_ptr(self.inner); + self.inner = core::ptr::null_mut(); + ret + } } -impl From for crate::lightning::routing::scoring::Score { - fn from(obj: nativeMultiThreadedScoreLock) -> Self { - let mut rust_obj = MultiThreadedScoreLock { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = MultiThreadedScoreLock_as_Score(&rust_obj); +impl From for crate::lightning::routing::scoring::ScoreLookUp { + fn from(obj: nativeMultiThreadedScoreLockRead) -> Self { + let mut rust_obj = MultiThreadedScoreLockRead { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = MultiThreadedScoreLockRead_as_ScoreLookUp(&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(MultiThreadedScoreLock_free_void); + ret.free = Some(MultiThreadedScoreLockRead_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 +/// Constructs a new ScoreLookUp which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned ScoreLookUp must be freed before this_arg is #[no_mangle] -pub extern "C" fn MultiThreadedScoreLock_as_Score(this_arg: &MultiThreadedScoreLock) -> crate::lightning::routing::scoring::Score { - crate::lightning::routing::scoring::Score { +pub extern "C" fn MultiThreadedScoreLockRead_as_ScoreLookUp(this_arg: &MultiThreadedScoreLockRead) -> crate::lightning::routing::scoring::ScoreLookUp { + crate::lightning::routing::scoring::ScoreLookUp { this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, free: None, - channel_penalty_msat: MultiThreadedScoreLock_Score_channel_penalty_msat, - payment_path_failed: MultiThreadedScoreLock_Score_payment_path_failed, - payment_path_successful: MultiThreadedScoreLock_Score_payment_path_successful, - probe_failed: MultiThreadedScoreLock_Score_probe_failed, - probe_successful: MultiThreadedScoreLock_Score_probe_successful, - write: MultiThreadedScoreLock_write_void, + channel_penalty_msat: MultiThreadedScoreLockRead_ScoreLookUp_channel_penalty_msat, } } #[must_use] -extern "C" fn MultiThreadedScoreLock_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, score_params: &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> u64 { - let mut ret = >::channel_penalty_msat(unsafe { &mut *(this_arg as *mut nativeMultiThreadedScoreLock) }, 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 MultiThreadedScoreLockRead_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 nativeMultiThreadedScoreLockRead) }, short_channel_id, source.get_native_ref(), target.get_native_ref(), *unsafe { Box::from_raw(usage.take_inner()) }, score_params.get_native_ref()); ret } -extern "C" fn MultiThreadedScoreLock_Score_payment_path_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { - >::payment_path_failed(unsafe { &mut *(this_arg as *mut nativeMultiThreadedScoreLock) }, path.get_native_ref(), short_channel_id) + +#[no_mangle] +/// Serialize the MultiThreadedScoreLockWrite object into a byte array which can be read by MultiThreadedScoreLockWrite_read +pub extern "C" fn MultiThreadedScoreLockWrite_write(obj: &crate::lightning::routing::scoring::MultiThreadedScoreLockWrite) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -extern "C" fn MultiThreadedScoreLock_Score_payment_path_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { - >::payment_path_successful(unsafe { &mut *(this_arg as *mut nativeMultiThreadedScoreLock) }, path.get_native_ref()) +#[no_mangle] +pub(crate) extern "C" fn MultiThreadedScoreLockWrite_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeMultiThreadedScoreLockWrite) }) } -extern "C" fn MultiThreadedScoreLock_Score_probe_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { - >::probe_failed(unsafe { &mut *(this_arg as *mut nativeMultiThreadedScoreLock) }, path.get_native_ref(), short_channel_id) +impl From for crate::lightning::routing::scoring::ScoreUpdate { + fn from(obj: nativeMultiThreadedScoreLockWrite) -> Self { + let mut rust_obj = MultiThreadedScoreLockWrite { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = MultiThreadedScoreLockWrite_as_ScoreUpdate(&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(MultiThreadedScoreLockWrite_free_void); + ret + } } -extern "C" fn MultiThreadedScoreLock_Score_probe_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { - >::probe_successful(unsafe { &mut *(this_arg as *mut nativeMultiThreadedScoreLock) }, path.get_native_ref()) +/// Constructs a new ScoreUpdate which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned ScoreUpdate must be freed before this_arg is +#[no_mangle] +pub extern "C" fn MultiThreadedScoreLockWrite_as_ScoreUpdate(this_arg: &MultiThreadedScoreLockWrite) -> crate::lightning::routing::scoring::ScoreUpdate { + crate::lightning::routing::scoring::ScoreUpdate { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + payment_path_failed: MultiThreadedScoreLockWrite_ScoreUpdate_payment_path_failed, + payment_path_successful: MultiThreadedScoreLockWrite_ScoreUpdate_payment_path_successful, + probe_failed: MultiThreadedScoreLockWrite_ScoreUpdate_probe_failed, + probe_successful: MultiThreadedScoreLockWrite_ScoreUpdate_probe_successful, + } +} + +extern "C" fn MultiThreadedScoreLockWrite_ScoreUpdate_payment_path_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { + >::payment_path_failed(unsafe { &mut *(this_arg as *mut nativeMultiThreadedScoreLockWrite) }, path.get_native_ref(), short_channel_id) +} +extern "C" fn MultiThreadedScoreLockWrite_ScoreUpdate_payment_path_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { + >::payment_path_successful(unsafe { &mut *(this_arg as *mut nativeMultiThreadedScoreLockWrite) }, path.get_native_ref()) +} +extern "C" fn MultiThreadedScoreLockWrite_ScoreUpdate_probe_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { + >::probe_failed(unsafe { &mut *(this_arg as *mut nativeMultiThreadedScoreLockWrite) }, path.get_native_ref(), short_channel_id) +} +extern "C" fn MultiThreadedScoreLockWrite_ScoreUpdate_probe_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { + >::probe_successful(unsafe { &mut *(this_arg as *mut nativeMultiThreadedScoreLockWrite) }, path.get_native_ref()) } use lightning::routing::scoring::ChannelUsage as nativeChannelUsageImport; pub(crate) type nativeChannelUsage = nativeChannelUsageImport; -/// Proposed use of a channel passed as a parameter to [`Score::channel_penalty_msat`]. +/// Proposed use of a channel passed as a parameter to [`ScoreLookUp::channel_penalty_msat`]. #[must_use] #[repr(C)] pub struct ChannelUsage { @@ -620,7 +853,7 @@ pub extern "C" fn ChannelUsage_clone(orig: &ChannelUsage) -> ChannelUsage { use lightning::routing::scoring::FixedPenaltyScorer as nativeFixedPenaltyScorerImport; pub(crate) type nativeFixedPenaltyScorer = nativeFixedPenaltyScorerImport; -/// [`Score`] implementation that uses a fixed penalty. +/// [`ScoreLookUp`] implementation that uses a fixed penalty. #[must_use] #[repr(C)] pub struct FixedPenaltyScorer { @@ -694,48 +927,68 @@ pub extern "C" fn FixedPenaltyScorer_with_penalty(mut penalty_msat: u64) -> crat crate::lightning::routing::scoring::FixedPenaltyScorer { inner: ObjOps::heap_alloc(ret), is_owned: true } } -impl From for crate::lightning::routing::scoring::Score { +impl From for crate::lightning::routing::scoring::ScoreLookUp { fn from(obj: nativeFixedPenaltyScorer) -> Self { let mut rust_obj = FixedPenaltyScorer { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = FixedPenaltyScorer_as_Score(&rust_obj); + let mut ret = FixedPenaltyScorer_as_ScoreLookUp(&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(FixedPenaltyScorer_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 +/// Constructs a new ScoreLookUp which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned ScoreLookUp must be freed before this_arg is #[no_mangle] -pub extern "C" fn FixedPenaltyScorer_as_Score(this_arg: &FixedPenaltyScorer) -> crate::lightning::routing::scoring::Score { - crate::lightning::routing::scoring::Score { +pub extern "C" fn FixedPenaltyScorer_as_ScoreLookUp(this_arg: &FixedPenaltyScorer) -> crate::lightning::routing::scoring::ScoreLookUp { + crate::lightning::routing::scoring::ScoreLookUp { this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, free: None, - channel_penalty_msat: FixedPenaltyScorer_Score_channel_penalty_msat, - payment_path_failed: FixedPenaltyScorer_Score_payment_path_failed, - payment_path_successful: FixedPenaltyScorer_Score_payment_path_successful, - probe_failed: FixedPenaltyScorer_Score_probe_failed, - probe_successful: FixedPenaltyScorer_Score_probe_successful, - write: FixedPenaltyScorer_write_void, + channel_penalty_msat: FixedPenaltyScorer_ScoreLookUp_channel_penalty_msat, } } #[must_use] -extern "C" fn FixedPenaltyScorer_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, score_params: &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> u64 { - let mut ret = >::channel_penalty_msat(unsafe { &mut *(this_arg as *mut nativeFixedPenaltyScorer) }, 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 FixedPenaltyScorer_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 nativeFixedPenaltyScorer) }, short_channel_id, source.get_native_ref(), target.get_native_ref(), *unsafe { Box::from_raw(usage.take_inner()) }, score_params.get_native_ref()); ret } -extern "C" fn FixedPenaltyScorer_Score_payment_path_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { - >::payment_path_failed(unsafe { &mut *(this_arg as *mut nativeFixedPenaltyScorer) }, path.get_native_ref(), short_channel_id) + +impl From for crate::lightning::routing::scoring::ScoreUpdate { + fn from(obj: nativeFixedPenaltyScorer) -> Self { + let mut rust_obj = FixedPenaltyScorer { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = FixedPenaltyScorer_as_ScoreUpdate(&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(FixedPenaltyScorer_free_void); + ret + } } -extern "C" fn FixedPenaltyScorer_Score_payment_path_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { - >::payment_path_successful(unsafe { &mut *(this_arg as *mut nativeFixedPenaltyScorer) }, path.get_native_ref()) +/// Constructs a new ScoreUpdate which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned ScoreUpdate must be freed before this_arg is +#[no_mangle] +pub extern "C" fn FixedPenaltyScorer_as_ScoreUpdate(this_arg: &FixedPenaltyScorer) -> crate::lightning::routing::scoring::ScoreUpdate { + crate::lightning::routing::scoring::ScoreUpdate { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + payment_path_failed: FixedPenaltyScorer_ScoreUpdate_payment_path_failed, + payment_path_successful: FixedPenaltyScorer_ScoreUpdate_payment_path_successful, + probe_failed: FixedPenaltyScorer_ScoreUpdate_probe_failed, + probe_successful: FixedPenaltyScorer_ScoreUpdate_probe_successful, + } } -extern "C" fn FixedPenaltyScorer_Score_probe_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { - >::probe_failed(unsafe { &mut *(this_arg as *mut nativeFixedPenaltyScorer) }, path.get_native_ref(), short_channel_id) + +extern "C" fn FixedPenaltyScorer_ScoreUpdate_payment_path_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { + >::payment_path_failed(unsafe { &mut *(this_arg as *mut nativeFixedPenaltyScorer) }, path.get_native_ref(), short_channel_id) } -extern "C" fn FixedPenaltyScorer_Score_probe_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { - >::probe_successful(unsafe { &mut *(this_arg as *mut nativeFixedPenaltyScorer) }, path.get_native_ref()) +extern "C" fn FixedPenaltyScorer_ScoreUpdate_payment_path_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { + >::payment_path_successful(unsafe { &mut *(this_arg as *mut nativeFixedPenaltyScorer) }, path.get_native_ref()) +} +extern "C" fn FixedPenaltyScorer_ScoreUpdate_probe_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { + >::probe_failed(unsafe { &mut *(this_arg as *mut nativeFixedPenaltyScorer) }, path.get_native_ref(), short_channel_id) +} +extern "C" fn FixedPenaltyScorer_ScoreUpdate_probe_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { + >::probe_successful(unsafe { &mut *(this_arg as *mut nativeFixedPenaltyScorer) }, path.get_native_ref()) } #[no_mangle] @@ -759,7 +1012,7 @@ pub extern "C" fn FixedPenaltyScorer_read(ser: crate::c_types::u8slice, arg: u64 use lightning::routing::scoring::ProbabilisticScorer as nativeProbabilisticScorerImport; pub(crate) type nativeProbabilisticScorer = nativeProbabilisticScorerImport<&'static lightning::routing::gossip::NetworkGraph, crate::lightning::util::logger::Logger>; -/// [`Score`] implementation using channel success probability distributions. +/// [`ScoreLookUp`] implementation using channel success probability distributions. /// /// Channels are tracked with upper and lower liquidity bounds - when an HTLC fails at a channel, /// we learn that the upper-bound on the available liquidity is lower than the amount of the HTLC. @@ -769,7 +1022,7 @@ pub(crate) type nativeProbabilisticScorer = nativeProbabilisticScorerImport<&'st /// These bounds are then used to determine a success probability using the formula from /// *Optimally Reliable & Cheap Payment Flows on the Lightning Network* by Rene Pickhardt /// and Stefan Richter [[1]] (i.e. `(upper_bound - payment_amount) / (upper_bound - lower_bound)`). -/// +///6762, 1070 /// This probability is combined with the [`liquidity_penalty_multiplier_msat`] and /// [`liquidity_penalty_amount_multiplier_msat`] parameters to calculate a concrete penalty in /// milli-satoshis. The penalties, when added across all hops, have the property of being linear in @@ -913,12 +1166,13 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_base_penalty_msat(this_p pub extern "C" fn ProbabilisticScoringFeeParameters_set_base_penalty_msat(this_ptr: &mut ProbabilisticScoringFeeParameters, mut val: u64) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.base_penalty_msat = val; } -/// A multiplier used with the payment amount to calculate a fixed penalty applied to each -/// channel, in excess of the [`base_penalty_msat`]. +/// A multiplier used with the total amount flowing over a channel to calculate a fixed penalty +/// applied to each channel, in excess of the [`base_penalty_msat`]. /// /// The purpose of the amount penalty is to avoid having fees dominate the channel cost (i.e., /// fees plus penalty) for large payments. The penalty is computed as the product of this -/// multiplier and `2^30`ths of the payment amount. +/// multiplier and `2^30`ths of the total amount flowing over a channel (i.e. the payment +/// amount plus the amount of any other HTLCs flowing we sent over the same channel). /// /// ie `base_penalty_amount_multiplier_msat * amount_msat / 2^30` /// @@ -930,12 +1184,13 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_base_penalty_amount_mult let mut inner_val = &mut this_ptr.get_native_mut_ref().base_penalty_amount_multiplier_msat; *inner_val } -/// A multiplier used with the payment amount to calculate a fixed penalty applied to each -/// channel, in excess of the [`base_penalty_msat`]. +/// A multiplier used with the total amount flowing over a channel to calculate a fixed penalty +/// applied to each channel, in excess of the [`base_penalty_msat`]. /// /// The purpose of the amount penalty is to avoid having fees dominate the channel cost (i.e., /// fees plus penalty) for large payments. The penalty is computed as the product of this -/// multiplier and `2^30`ths of the payment amount. +/// multiplier and `2^30`ths of the total amount flowing over a channel (i.e. the payment +/// amount plus the amount of any other HTLCs flowing we sent over the same channel). /// /// ie `base_penalty_amount_multiplier_msat * amount_msat / 2^30` /// @@ -987,14 +1242,14 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_liquidity_penalty_multip pub extern "C" fn ProbabilisticScoringFeeParameters_set_liquidity_penalty_multiplier_msat(this_ptr: &mut ProbabilisticScoringFeeParameters, mut val: u64) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.liquidity_penalty_multiplier_msat = val; } -/// A multiplier used in conjunction with a payment amount and the negative `log10` of the -/// channel's success probability for the payment, as determined by our latest estimates of the -/// channel's liquidity, to determine the amount penalty. +/// A multiplier used in conjunction with the total amount flowing over a channel and the +/// negative `log10` of the channel's success probability for the payment, as determined by our +/// latest estimates of the channel's liquidity, to determine the amount penalty. /// /// The purpose of the amount penalty is to avoid having fees dominate the channel cost (i.e., /// fees plus penalty) for large payments. The penalty is computed as the product of this -/// multiplier and `2^20`ths of the payment amount, weighted by the negative `log10` of the -/// success probability. +/// multiplier and `2^20`ths of the amount flowing over this channel, weighted by the negative +/// `log10` of the success probability. /// /// `-log10(success_probability) * liquidity_penalty_amount_multiplier_msat * amount_msat / 2^20` /// @@ -1010,14 +1265,14 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_liquidity_penalty_amount let mut inner_val = &mut this_ptr.get_native_mut_ref().liquidity_penalty_amount_multiplier_msat; *inner_val } -/// A multiplier used in conjunction with a payment amount and the negative `log10` of the -/// channel's success probability for the payment, as determined by our latest estimates of the -/// channel's liquidity, to determine the amount penalty. +/// A multiplier used in conjunction with the total amount flowing over a channel and the +/// negative `log10` of the channel's success probability for the payment, as determined by our +/// latest estimates of the channel's liquidity, to determine the amount penalty. /// /// The purpose of the amount penalty is to avoid having fees dominate the channel cost (i.e., /// fees plus penalty) for large payments. The penalty is computed as the product of this -/// multiplier and `2^20`ths of the payment amount, weighted by the negative `log10` of the -/// success probability. +/// multiplier and `2^20`ths of the amount flowing over this channel, weighted by the negative +/// `log10` of the success probability. /// /// `-log10(success_probability) * liquidity_penalty_amount_multiplier_msat * amount_msat / 2^20` /// @@ -1069,13 +1324,15 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_historical_liquidity_pen pub extern "C" fn ProbabilisticScoringFeeParameters_set_historical_liquidity_penalty_multiplier_msat(this_ptr: &mut ProbabilisticScoringFeeParameters, mut val: u64) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.historical_liquidity_penalty_multiplier_msat = val; } -/// A multiplier used in conjunction with the payment amount and the negative `log10` of the -/// channel's success probability for the payment, as determined based on the history of our -/// estimates of the channel's available liquidity, to determine a penalty. +/// A multiplier used in conjunction with the total amount flowing over a channel and the +/// negative `log10` of the channel's success probability for the payment, as determined based +/// on the history of our estimates of the channel's available liquidity, to determine a +/// penalty. /// /// The purpose of the amount penalty is to avoid having fees dominate the channel cost for -/// large payments. The penalty is computed as the product of this multiplier and the `2^20`ths -/// of the payment amount, weighted by the negative `log10` of the success probability. +/// large payments. The penalty is computed as the product of this multiplier and `2^20`ths +/// of the amount flowing over this channel, weighted by the negative `log10` of the success +/// probability. /// /// This penalty is similar to [`liquidity_penalty_amount_multiplier_msat`], however, instead /// of using only our latest estimate for the current liquidity available in the channel, it @@ -1092,13 +1349,15 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_historical_liquidity_pen let mut inner_val = &mut this_ptr.get_native_mut_ref().historical_liquidity_penalty_amount_multiplier_msat; *inner_val } -/// A multiplier used in conjunction with the payment amount and the negative `log10` of the -/// channel's success probability for the payment, as determined based on the history of our -/// estimates of the channel's available liquidity, to determine a penalty. +/// A multiplier used in conjunction with the total amount flowing over a channel and the +/// negative `log10` of the channel's success probability for the payment, as determined based +/// on the history of our estimates of the channel's available liquidity, to determine a +/// penalty. /// /// The purpose of the amount penalty is to avoid having fees dominate the channel cost for -/// large payments. The penalty is computed as the product of this multiplier and the `2^20`ths -/// of the payment amount, weighted by the negative `log10` of the success probability. +/// large payments. The penalty is computed as the product of this multiplier and `2^20`ths +/// of the amount flowing over this channel, weighted by the negative `log10` of the success +/// probability. /// /// This penalty is similar to [`liquidity_penalty_amount_multiplier_msat`], however, instead /// of using only our latest estimate for the current liquidity available in the channel, it @@ -1115,7 +1374,7 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_set_historical_liquidity_pen unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.historical_liquidity_penalty_amount_multiplier_msat = val; } /// This penalty is applied when `htlc_maximum_msat` is equal to or larger than half of the -/// channel's capacity, (ie. htlc_maximum_msat ≥ 0.5 * channel_capacity) which makes us +/// channel's capacity, (ie. htlc_maximum_msat >= 0.5 * channel_capacity) which makes us /// prefer nodes with a smaller `htlc_maximum_msat`. We treat such nodes preferentially /// as this makes balance discovery attacks harder to execute, thereby creating an incentive /// to restrict `htlc_maximum_msat` and improve privacy. @@ -1127,7 +1386,7 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_anti_probing_penalty_msa *inner_val } /// This penalty is applied when `htlc_maximum_msat` is equal to or larger than half of the -/// channel's capacity, (ie. htlc_maximum_msat ≥ 0.5 * channel_capacity) which makes us +/// channel's capacity, (ie. htlc_maximum_msat >= 0.5 * channel_capacity) which makes us /// prefer nodes with a smaller `htlc_maximum_msat`. We treat such nodes preferentially /// as this makes balance discovery attacks harder to execute, thereby creating an incentive /// to restrict `htlc_maximum_msat` and improve privacy. @@ -1137,8 +1396,9 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_anti_probing_penalty_msa pub extern "C" fn ProbabilisticScoringFeeParameters_set_anti_probing_penalty_msat(this_ptr: &mut ProbabilisticScoringFeeParameters, mut val: u64) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.anti_probing_penalty_msat = val; } -/// This penalty is applied when the amount we're attempting to send over a channel exceeds our -/// current estimate of the channel's available liquidity. +/// This penalty is applied when the total amount flowing over a channel exceeds our current +/// estimate of the channel's available liquidity. The total amount is the amount of the +/// current HTLC plus any HTLCs which we've sent over the same channel. /// /// Note that in this case all other penalties, including the /// [`liquidity_penalty_multiplier_msat`] and [`liquidity_penalty_amount_multiplier_msat`]-based @@ -1159,8 +1419,9 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_considered_impossible_pe let mut inner_val = &mut this_ptr.get_native_mut_ref().considered_impossible_penalty_msat; *inner_val } -/// This penalty is applied when the amount we're attempting to send over a channel exceeds our -/// current estimate of the channel's available liquidity. +/// This penalty is applied when the total amount flowing over a channel exceeds our current +/// estimate of the channel's available liquidity. The total amount is the amount of the +/// current HTLC plus any HTLCs which we've sent over the same channel. /// /// Note that in this case all other penalties, including the /// [`liquidity_penalty_multiplier_msat`] and [`liquidity_penalty_amount_multiplier_msat`]-based @@ -1180,6 +1441,55 @@ pub extern "C" fn ProbabilisticScoringFeeParameters_get_considered_impossible_pe pub extern "C" fn ProbabilisticScoringFeeParameters_set_considered_impossible_penalty_msat(this_ptr: &mut ProbabilisticScoringFeeParameters, mut val: u64) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.considered_impossible_penalty_msat = val; } +/// In order to calculate most of the scores above, we must first convert a lower and upper +/// bound on the available liquidity in a channel into the probability that we think a payment +/// will succeed. That probability is derived from a Probability Density Function for where we +/// think the liquidity in a channel likely lies, given such bounds. +/// +/// If this flag is set, that PDF is simply a constant - we assume that the actual available +/// liquidity in a channel is just as likely to be at any point between our lower and upper +/// bounds. +/// +/// If this flag is *not* set, that PDF is `(x - 0.5*capacity) ^ 2`. That is, we use an +/// exponential curve which expects the liquidity of a channel to lie \"at the edges\". This +/// matches experimental results - most routing nodes do not aggressively rebalance their +/// channels and flows in the network are often unbalanced, leaving liquidity usually +/// unavailable. +/// +/// Thus, for the \"best\" routes, leave this flag `false`. However, the flag does imply a number +/// of floating-point multiplications in the hottest routing code, which may lead to routing +/// performance degradation on some machines. +/// +/// Default value: false +#[no_mangle] +pub extern "C" fn ProbabilisticScoringFeeParameters_get_linear_success_probability(this_ptr: &ProbabilisticScoringFeeParameters) -> bool { + let mut inner_val = &mut this_ptr.get_native_mut_ref().linear_success_probability; + *inner_val +} +/// In order to calculate most of the scores above, we must first convert a lower and upper +/// bound on the available liquidity in a channel into the probability that we think a payment +/// will succeed. That probability is derived from a Probability Density Function for where we +/// think the liquidity in a channel likely lies, given such bounds. +/// +/// If this flag is set, that PDF is simply a constant - we assume that the actual available +/// liquidity in a channel is just as likely to be at any point between our lower and upper +/// bounds. +/// +/// If this flag is *not* set, that PDF is `(x - 0.5*capacity) ^ 2`. That is, we use an +/// exponential curve which expects the liquidity of a channel to lie \"at the edges\". This +/// matches experimental results - most routing nodes do not aggressively rebalance their +/// channels and flows in the network are often unbalanced, leaving liquidity usually +/// unavailable. +/// +/// Thus, for the \"best\" routes, leave this flag `false`. However, the flag does imply a number +/// of floating-point multiplications in the hottest routing code, which may lead to routing +/// performance degradation on some machines. +/// +/// Default value: false +#[no_mangle] +pub extern "C" fn ProbabilisticScoringFeeParameters_set_linear_success_probability(this_ptr: &mut ProbabilisticScoringFeeParameters, mut val: bool) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.linear_success_probability = val; +} impl Clone for ProbabilisticScoringFeeParameters { fn clone(&self) -> Self { Self { @@ -1442,79 +1752,167 @@ pub extern "C" fn ProbabilisticScorer_estimated_channel_liquidity_range(this_arg /// Query the historical estimated minimum and maximum liquidity available for sending a /// payment over the channel with `scid` towards the given `target` node. /// -/// Returns two sets of 8 buckets. The first set describes the octiles for lower-bound -/// liquidity estimates, the second set describes the octiles for upper-bound liquidity -/// estimates. Each bucket describes the relative frequency at which we've seen a liquidity -/// bound in the octile relative to the channel's total capacity, on an arbitrary scale. -/// Because the values are slowly decayed, more recent data points are weighted more heavily -/// than older datapoints. +/// Returns two sets of 32 buckets. The first set describes the lower-bound liquidity history, +/// the second set describes the upper-bound liquidity history. Each bucket describes the +/// relative frequency at which we've seen a liquidity bound in the bucket's range relative to +/// the channel's total capacity, on an arbitrary scale. Because the values are slowly decayed, +/// more recent data points are weighted more heavily than older datapoints. /// -/// When scoring, the estimated probability that an upper-/lower-bound lies in a given octile -/// relative to the channel's total capacity is calculated by dividing that bucket's value with -/// the total of all buckets for the given bound. +/// Note that the range of each bucket varies by its location to provide more granular results +/// at the edges of a channel's capacity, where it is more likely to sit. /// -/// For example, a value of `[0, 0, 0, 0, 0, 0, 32]` indicates that we believe the probability -/// of a bound being in the top octile to be 100%, and have never (recently) seen it in any -/// other octiles. A value of `[31, 0, 0, 0, 0, 0, 0, 32]` indicates we've seen the bound being -/// both in the top and bottom octile, and roughly with similar (recent) frequency. +/// When scoring, the estimated probability that an upper-/lower-bound lies in a given bucket +/// is calculated by dividing that bucket's value with the total value of all buckets. +/// +/// For example, using a lower bucket count for illustrative purposes, a value of +/// `[0, 0, 0, ..., 0, 32]` indicates that we believe the probability of a bound being very +/// close to the channel's capacity to be 100%, and have never (recently) seen it in any other +/// bucket. A value of `[31, 0, 0, ..., 0, 0, 32]` indicates we've seen the bound being both +/// in the top and bottom bucket, and roughly with similar (recent) frequency. /// /// Because the datapoints are decayed slowly over time, values will eventually return to -/// `Some(([0; 8], [0; 8]))`. +/// `Some(([1; 32], [1; 32]))` and then to `None` once no datapoints remain. +/// +/// In order to fetch a single success probability from the buckets provided here, as used in +/// the scoring model, see [`Self::historical_estimated_payment_success_probability`]. #[must_use] #[no_mangle] -pub extern "C" fn ProbabilisticScorer_historical_estimated_channel_liquidity_probabilities(this_arg: &crate::lightning::routing::scoring::ProbabilisticScorer, mut scid: u64, target: &crate::lightning::routing::gossip::NodeId) -> crate::c_types::derived::COption_C2Tuple_EightU16sEightU16sZZ { +pub extern "C" fn ProbabilisticScorer_historical_estimated_channel_liquidity_probabilities(this_arg: &crate::lightning::routing::scoring::ProbabilisticScorer, mut scid: u64, target: &crate::lightning::routing::gossip::NodeId) -> crate::c_types::derived::COption_C2Tuple_ThirtyTwoU16sThirtyTwoU16sZZ { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.historical_estimated_channel_liquidity_probabilities(scid, target.get_native_ref()); - let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_C2Tuple_EightU16sEightU16sZZ::None } else { crate::c_types::derived::COption_C2Tuple_EightU16sEightU16sZZ::Some( { let (mut orig_ret_0_0, mut orig_ret_0_1) = (ret.unwrap()); let mut local_ret_0 = (crate::c_types::EightU16s { data: orig_ret_0_0 }, crate::c_types::EightU16s { data: orig_ret_0_1 }).into(); local_ret_0 }) }; + let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_C2Tuple_ThirtyTwoU16sThirtyTwoU16sZZ::None } else { crate::c_types::derived::COption_C2Tuple_ThirtyTwoU16sThirtyTwoU16sZZ::Some( { let (mut orig_ret_0_0, mut orig_ret_0_1) = (ret.unwrap()); let mut local_ret_0 = (crate::c_types::ThirtyTwoU16s { data: orig_ret_0_0 }, crate::c_types::ThirtyTwoU16s { data: orig_ret_0_1 }).into(); local_ret_0 }) }; local_ret } -impl From for crate::lightning::routing::scoring::Score { +/// Query the probability of payment success sending the given `amount_msat` over the channel +/// with `scid` towards the given `target` node, based on the historical estimated liquidity +/// bounds. +/// +/// These are the same bounds as returned by +/// [`Self::historical_estimated_channel_liquidity_probabilities`] (but not those returned by +/// [`Self::estimated_channel_liquidity_range`]). +#[must_use] +#[no_mangle] +pub extern "C" fn ProbabilisticScorer_historical_estimated_payment_success_probability(this_arg: &crate::lightning::routing::scoring::ProbabilisticScorer, mut scid: u64, target: &crate::lightning::routing::gossip::NodeId, mut amount_msat: u64, params: &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> crate::c_types::derived::COption_f64Z { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.historical_estimated_payment_success_probability(scid, target.get_native_ref(), amount_msat, params.get_native_ref()); + let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_f64Z::None } else { crate::c_types::derived::COption_f64Z::Some( { ret.unwrap() }) }; + local_ret +} + +impl From for crate::lightning::routing::scoring::ScoreLookUp { fn from(obj: nativeProbabilisticScorer) -> Self { let mut rust_obj = ProbabilisticScorer { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = ProbabilisticScorer_as_Score(&rust_obj); + let mut ret = ProbabilisticScorer_as_ScoreLookUp(&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(ProbabilisticScorer_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 +/// Constructs a new ScoreLookUp which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned ScoreLookUp must be freed before this_arg is #[no_mangle] -pub extern "C" fn ProbabilisticScorer_as_Score(this_arg: &ProbabilisticScorer) -> crate::lightning::routing::scoring::Score { - crate::lightning::routing::scoring::Score { +pub extern "C" fn ProbabilisticScorer_as_ScoreLookUp(this_arg: &ProbabilisticScorer) -> crate::lightning::routing::scoring::ScoreLookUp { + crate::lightning::routing::scoring::ScoreLookUp { this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, free: None, - channel_penalty_msat: ProbabilisticScorer_Score_channel_penalty_msat, - payment_path_failed: ProbabilisticScorer_Score_payment_path_failed, - payment_path_successful: ProbabilisticScorer_Score_payment_path_successful, - probe_failed: ProbabilisticScorer_Score_probe_failed, - probe_successful: ProbabilisticScorer_Score_probe_successful, - write: ProbabilisticScorer_write_void, + channel_penalty_msat: ProbabilisticScorer_ScoreLookUp_channel_penalty_msat, } } #[must_use] -extern "C" fn ProbabilisticScorer_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, score_params: &crate::lightning::routing::scoring::ProbabilisticScoringFeeParameters) -> u64 { - let mut ret = >::channel_penalty_msat(unsafe { &mut *(this_arg as *mut nativeProbabilisticScorer) }, 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 ProbabilisticScorer_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 nativeProbabilisticScorer) }, short_channel_id, source.get_native_ref(), target.get_native_ref(), *unsafe { Box::from_raw(usage.take_inner()) }, score_params.get_native_ref()); ret } -extern "C" fn ProbabilisticScorer_Score_payment_path_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { - >::payment_path_failed(unsafe { &mut *(this_arg as *mut nativeProbabilisticScorer) }, path.get_native_ref(), short_channel_id) + +impl From for crate::lightning::routing::scoring::ScoreUpdate { + fn from(obj: nativeProbabilisticScorer) -> Self { + let mut rust_obj = ProbabilisticScorer { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = ProbabilisticScorer_as_ScoreUpdate(&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(ProbabilisticScorer_free_void); + ret + } +} +/// Constructs a new ScoreUpdate which calls the relevant methods on this_arg. +/// This copies the `inner` pointer in this_arg and thus the returned ScoreUpdate must be freed before this_arg is +#[no_mangle] +pub extern "C" fn ProbabilisticScorer_as_ScoreUpdate(this_arg: &ProbabilisticScorer) -> crate::lightning::routing::scoring::ScoreUpdate { + crate::lightning::routing::scoring::ScoreUpdate { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + payment_path_failed: ProbabilisticScorer_ScoreUpdate_payment_path_failed, + payment_path_successful: ProbabilisticScorer_ScoreUpdate_payment_path_successful, + probe_failed: ProbabilisticScorer_ScoreUpdate_probe_failed, + probe_successful: ProbabilisticScorer_ScoreUpdate_probe_successful, + } +} + +extern "C" fn ProbabilisticScorer_ScoreUpdate_payment_path_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { + >::payment_path_failed(unsafe { &mut *(this_arg as *mut nativeProbabilisticScorer) }, path.get_native_ref(), short_channel_id) +} +extern "C" fn ProbabilisticScorer_ScoreUpdate_payment_path_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { + >::payment_path_successful(unsafe { &mut *(this_arg as *mut nativeProbabilisticScorer) }, path.get_native_ref()) } -extern "C" fn ProbabilisticScorer_Score_payment_path_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { - >::payment_path_successful(unsafe { &mut *(this_arg as *mut nativeProbabilisticScorer) }, path.get_native_ref()) +extern "C" fn ProbabilisticScorer_ScoreUpdate_probe_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { + >::probe_failed(unsafe { &mut *(this_arg as *mut nativeProbabilisticScorer) }, path.get_native_ref(), short_channel_id) } -extern "C" fn ProbabilisticScorer_Score_probe_failed(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path, mut short_channel_id: u64) { - >::probe_failed(unsafe { &mut *(this_arg as *mut nativeProbabilisticScorer) }, path.get_native_ref(), short_channel_id) +extern "C" fn ProbabilisticScorer_ScoreUpdate_probe_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { + >::probe_successful(unsafe { &mut *(this_arg as *mut nativeProbabilisticScorer) }, path.get_native_ref()) } -extern "C" fn ProbabilisticScorer_Score_probe_successful(this_arg: *mut c_void, path: &crate::lightning::routing::router::Path) { - >::probe_successful(unsafe { &mut *(this_arg as *mut nativeProbabilisticScorer) }, path.get_native_ref()) + +impl From for crate::lightning::routing::scoring::Score { + fn from(obj: nativeProbabilisticScorer) -> Self { + let mut rust_obj = ProbabilisticScorer { inner: ObjOps::heap_alloc(obj), is_owned: true }; + let mut ret = ProbabilisticScorer_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(ProbabilisticScorer_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 ProbabilisticScorer_as_Score(this_arg: &ProbabilisticScorer) -> 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, + ScoreLookUp: crate::lightning::routing::scoring::ScoreLookUp { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + channel_penalty_msat: ProbabilisticScorer_ScoreLookUp_channel_penalty_msat, + }, + ScoreUpdate: crate::lightning::routing::scoring::ScoreUpdate { + this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, + free: None, + payment_path_failed: ProbabilisticScorer_ScoreUpdate_payment_path_failed, + payment_path_successful: ProbabilisticScorer_ScoreUpdate_payment_path_successful, + probe_failed: ProbabilisticScorer_ScoreUpdate_probe_failed, + probe_successful: ProbabilisticScorer_ScoreUpdate_probe_successful, + }, + write: ProbabilisticScorer_write_void, + } } + mod approx { use alloc::str::FromStr; +use alloc::string::String; +use core::ffi::c_void; +use core::convert::Infallible; +use bitcoin::hashes::Hash; +use crate::c_types::*; +#[cfg(feature="no-std")] +use alloc::{vec::Vec, boxed::Box}; + +} +mod bucketed_history { + +use alloc::str::FromStr; +use alloc::string::String; use core::ffi::c_void; use core::convert::Infallible; use bitcoin::hashes::Hash;