X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=ldk-c-bindings;a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Flightning%2Fchain%2Fchainmonitor.rs;fp=lightning-c-bindings%2Fsrc%2Flightning%2Fchain%2Fchainmonitor.rs;h=4955ca0a8a10529718ade6c94991b21835071154;hp=2d722b77029e8270ec74b4e2c77a315d5110c938;hb=a21177846ed75d66f68a1603f768410f07a65791;hpb=6a576b303a7b0de3fa2e009a23c1ffbf54dc679e diff --git a/lightning-c-bindings/src/lightning/chain/chainmonitor.rs b/lightning-c-bindings/src/lightning/chain/chainmonitor.rs index 2d722b7..4955ca0 100644 --- a/lightning-c-bindings/src/lightning/chain/chainmonitor.rs +++ b/lightning-c-bindings/src/lightning/chain/chainmonitor.rs @@ -124,20 +124,21 @@ pub extern "C" fn MonitorUpdateId_eq(a: &MonitorUpdateId, b: &MonitorUpdateId) - /// /// Each method can return three possible values: /// * If persistence (including any relevant `fsync()` calls) happens immediately, the -/// implementation should return `Ok(())`, indicating normal channel operation should continue. +/// implementation should return [`ChannelMonitorUpdateStatus::Completed`], indicating normal +/// channel operation should continue. /// * If persistence happens asynchronously, implementations should first ensure the /// [`ChannelMonitor`] or [`ChannelMonitorUpdate`] are written durably to disk, and then return -/// `Err(ChannelMonitorUpdateErr::TemporaryFailure)` while the update continues in the -/// background. Once the update completes, [`ChainMonitor::channel_monitor_updated`] should be -/// called with the corresponding [`MonitorUpdateId`]. +/// [`ChannelMonitorUpdateStatus::InProgress`] while the update continues in the background. +/// Once the update completes, [`ChainMonitor::channel_monitor_updated`] should be called with +/// the corresponding [`MonitorUpdateId`]. /// /// Note that unlike the direct [`chain::Watch`] interface, /// [`ChainMonitor::channel_monitor_updated`] must be called once for *each* update which occurs. /// /// * If persistence fails for some reason, implementations should return -/// `Err(ChannelMonitorUpdateErr::PermanentFailure)`, in which case the channel will likely be +/// [`ChannelMonitorUpdateStatus::PermanentFailure`], in which case the channel will likely be /// closed without broadcasting the latest state. See -/// [`ChannelMonitorUpdateErr::PermanentFailure`] for more details. +/// [`ChannelMonitorUpdateStatus::PermanentFailure`] for more details. #[repr(C)] pub struct Persist { /// An opaque pointer which is passed to your function implementations as an argument. @@ -151,15 +152,15 @@ pub struct Persist { /// and the stored channel data). Note that you **must** persist every new monitor to disk. /// /// The `update_id` is used to identify this call to [`ChainMonitor::channel_monitor_updated`], - /// if you return [`ChannelMonitorUpdateErr::TemporaryFailure`]. + /// if you return [`ChannelMonitorUpdateStatus::InProgress`]. /// /// See [`Writeable::write`] on [`ChannelMonitor`] for writing out a `ChannelMonitor` - /// and [`ChannelMonitorUpdateErr`] for requirements when returning errors. + /// and [`ChannelMonitorUpdateStatus`] for requirements when returning errors. /// /// [`ChannelManager`]: crate::ln::channelmanager::ChannelManager /// [`Writeable::write`]: crate::util::ser::Writeable::write #[must_use] - pub persist_new_channel: extern "C" fn (this_arg: *const c_void, channel_id: crate::lightning::chain::transaction::OutPoint, data: &crate::lightning::chain::channelmonitor::ChannelMonitor, update_id: crate::lightning::chain::chainmonitor::MonitorUpdateId) -> crate::c_types::derived::CResult_NoneChannelMonitorUpdateErrZ, + pub persist_new_channel: extern "C" fn (this_arg: *const c_void, channel_id: crate::lightning::chain::transaction::OutPoint, data: &crate::lightning::chain::channelmonitor::ChannelMonitor, update_id: crate::lightning::chain::chainmonitor::MonitorUpdateId) -> crate::lightning::chain::ChannelMonitorUpdateStatus, /// Update one channel's data. The provided [`ChannelMonitor`] has already applied the given /// update. /// @@ -186,17 +187,17 @@ pub struct Persist { /// whereas updates are small and `O(1)`. /// /// The `update_id` is used to identify this call to [`ChainMonitor::channel_monitor_updated`], - /// if you return [`ChannelMonitorUpdateErr::TemporaryFailure`]. + /// if you return [`ChannelMonitorUpdateStatus::InProgress`]. /// /// See [`Writeable::write`] on [`ChannelMonitor`] for writing out a `ChannelMonitor`, /// [`Writeable::write`] on [`ChannelMonitorUpdate`] for writing out an update, and - /// [`ChannelMonitorUpdateErr`] for requirements when returning errors. + /// [`ChannelMonitorUpdateStatus`] for requirements when returning errors. /// /// [`Writeable::write`]: crate::util::ser::Writeable::write /// /// Note that update (or a relevant inner pointer) may be NULL or all-0s to represent None #[must_use] - pub update_persisted_channel: extern "C" fn (this_arg: *const c_void, channel_id: crate::lightning::chain::transaction::OutPoint, update: &crate::lightning::chain::channelmonitor::ChannelMonitorUpdate, data: &crate::lightning::chain::channelmonitor::ChannelMonitor, update_id: crate::lightning::chain::chainmonitor::MonitorUpdateId) -> crate::c_types::derived::CResult_NoneChannelMonitorUpdateErrZ, + pub update_persisted_channel: extern "C" fn (this_arg: *const c_void, channel_id: crate::lightning::chain::transaction::OutPoint, update: &crate::lightning::chain::channelmonitor::ChannelMonitorUpdate, data: &crate::lightning::chain::channelmonitor::ChannelMonitor, update_id: crate::lightning::chain::chainmonitor::MonitorUpdateId) -> crate::lightning::chain::ChannelMonitorUpdateStatus, /// 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, @@ -215,16 +216,14 @@ pub(crate) extern "C" fn Persist_clone_fields(orig: &Persist) -> Persist { use lightning::chain::chainmonitor::Persist as rustPersist; impl rustPersist for Persist { - fn persist_new_channel(&self, mut channel_id: lightning::chain::transaction::OutPoint, mut data: &lightning::chain::channelmonitor::ChannelMonitor, mut update_id: lightning::chain::chainmonitor::MonitorUpdateId) -> Result<(), lightning::chain::ChannelMonitorUpdateErr> { + fn persist_new_channel(&self, mut channel_id: lightning::chain::transaction::OutPoint, mut data: &lightning::chain::channelmonitor::ChannelMonitor, mut update_id: lightning::chain::chainmonitor::MonitorUpdateId) -> lightning::chain::ChannelMonitorUpdateStatus { let mut ret = (self.persist_new_channel)(self.this_arg, crate::lightning::chain::transaction::OutPoint { inner: ObjOps::heap_alloc(channel_id), is_owned: true }, &crate::lightning::chain::channelmonitor::ChannelMonitor { inner: unsafe { ObjOps::nonnull_ptr_to_inner((data as *const lightning::chain::channelmonitor::ChannelMonitor<_, >) as *mut _) }, is_owned: false }, crate::lightning::chain::chainmonitor::MonitorUpdateId { inner: ObjOps::heap_alloc(update_id), is_owned: true }); - let mut local_ret = match ret.result_ok { true => Ok( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) })*/ }), false => Err( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) }).into_native() })}; - local_ret + ret.into_native() } - fn update_persisted_channel(&self, mut channel_id: lightning::chain::transaction::OutPoint, mut update: &Option, mut data: &lightning::chain::channelmonitor::ChannelMonitor, mut update_id: lightning::chain::chainmonitor::MonitorUpdateId) -> Result<(), lightning::chain::ChannelMonitorUpdateErr> { + fn update_persisted_channel(&self, mut channel_id: lightning::chain::transaction::OutPoint, mut update: &Option, mut data: &lightning::chain::channelmonitor::ChannelMonitor, mut update_id: lightning::chain::chainmonitor::MonitorUpdateId) -> lightning::chain::ChannelMonitorUpdateStatus { let mut local_update = &crate::lightning::chain::channelmonitor::ChannelMonitorUpdate { inner: unsafe { (if update.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (update.as_ref().unwrap()) }) } as *const lightning::chain::channelmonitor::ChannelMonitorUpdate<>) as *mut _ }, is_owned: false }; let mut ret = (self.update_persisted_channel)(self.this_arg, crate::lightning::chain::transaction::OutPoint { inner: ObjOps::heap_alloc(channel_id), is_owned: true }, local_update, &crate::lightning::chain::channelmonitor::ChannelMonitor { inner: unsafe { ObjOps::nonnull_ptr_to_inner((data as *const lightning::chain::channelmonitor::ChannelMonitor<_, >) as *mut _) }, is_owned: false }, crate::lightning::chain::chainmonitor::MonitorUpdateId { inner: ObjOps::heap_alloc(update_id), is_owned: true }); - let mut local_ret = match ret.result_ok { true => Ok( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) })*/ }), false => Err( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) }).into_native() })}; - local_ret + ret.into_native() } } @@ -418,12 +417,12 @@ pub extern "C" fn ChainMonitor_list_monitors(this_arg: &crate::lightning::chain: } /// Indicates the persistence of a [`ChannelMonitor`] has completed after -/// [`ChannelMonitorUpdateErr::TemporaryFailure`] was returned from an update operation. +/// [`ChannelMonitorUpdateStatus::InProgress`] was returned from an update operation. /// /// Thus, the anticipated use is, at a high level: /// 1) This [`ChainMonitor`] calls [`Persist::update_persisted_channel`] which stores the /// update to disk and begins updating any remote (e.g. watchtower/backup) copies, -/// returning [`ChannelMonitorUpdateErr::TemporaryFailure`], +/// returning [`ChannelMonitorUpdateStatus::InProgress`], /// 2) once all remote copies are updated, you call this function with the /// `completed_update_id` that completed, and once all pending updates have completed the /// channel will be re-enabled. @@ -537,16 +536,14 @@ pub extern "C" fn ChainMonitor_as_Watch(this_arg: &ChainMonitor) -> crate::light } #[must_use] -extern "C" fn ChainMonitor_Watch_watch_channel(this_arg: *const c_void, mut funding_txo: crate::lightning::chain::transaction::OutPoint, mut monitor: crate::lightning::chain::channelmonitor::ChannelMonitor) -> crate::c_types::derived::CResult_NoneChannelMonitorUpdateErrZ { +extern "C" fn ChainMonitor_Watch_watch_channel(this_arg: *const c_void, mut funding_txo: crate::lightning::chain::transaction::OutPoint, mut monitor: crate::lightning::chain::channelmonitor::ChannelMonitor) -> crate::lightning::chain::ChannelMonitorUpdateStatus { let mut ret = >::watch_channel(unsafe { &mut *(this_arg as *mut nativeChainMonitor) }, *unsafe { Box::from_raw(funding_txo.take_inner()) }, *unsafe { Box::from_raw(monitor.take_inner()) }); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::chain::ChannelMonitorUpdateErr::native_into(e) }).into() }; - local_ret + crate::lightning::chain::ChannelMonitorUpdateStatus::native_into(ret) } #[must_use] -extern "C" fn ChainMonitor_Watch_update_channel(this_arg: *const c_void, mut funding_txo: crate::lightning::chain::transaction::OutPoint, mut update: crate::lightning::chain::channelmonitor::ChannelMonitorUpdate) -> crate::c_types::derived::CResult_NoneChannelMonitorUpdateErrZ { +extern "C" fn ChainMonitor_Watch_update_channel(this_arg: *const c_void, mut funding_txo: crate::lightning::chain::transaction::OutPoint, mut update: crate::lightning::chain::channelmonitor::ChannelMonitorUpdate) -> crate::lightning::chain::ChannelMonitorUpdateStatus { let mut ret = >::update_channel(unsafe { &mut *(this_arg as *mut nativeChainMonitor) }, *unsafe { Box::from_raw(funding_txo.take_inner()) }, *unsafe { Box::from_raw(update.take_inner()) }); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::chain::ChannelMonitorUpdateErr::native_into(e) }).into() }; - local_ret + crate::lightning::chain::ChannelMonitorUpdateStatus::native_into(ret) } #[must_use] extern "C" fn ChainMonitor_Watch_release_pending_monitor_events(this_arg: *const c_void) -> crate::c_types::derived::CVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ {