+// This file is Copyright its original authors, visible in version control
+// history and in the source files from which this was generated.
+//
+// This file is licensed under the license available in the LICENSE or LICENSE.md
+// file in the root of this repository or, if no such file exists, the same
+// license as that which applies to the original source files from which this
+// source was automatically generated.
+
//! The logic to monitor for on-chain transactions and create the relevant claim responses lives
//! here.
//!
//! ChannelMonitors should do so). Thus, if you're building rust-lightning into an HSM or other
//! security-domain-separated system design, you should consider having multiple paths for
//! ChannelMonitors to get out of the HSM and onto monitoring devices.
-//!
-//! [`chain::Watch`]: ../trait.Watch.html
use std::ffi::c_void;
use bitcoin::hashes::Hash;
#[must_use]
#[repr(C)]
pub struct ChannelMonitorUpdate {
+ /// 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 nativeChannelMonitorUpdate,
+ /// 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,
}
}
}
}
+/// Frees any resources used by the ChannelMonitorUpdate, if is_owned is set and inner is non-NULL.
#[no_mangle]
-pub extern "C" fn ChannelMonitorUpdate_free(this_ptr: ChannelMonitorUpdate) { }
+pub extern "C" fn ChannelMonitorUpdate_free(this_obj: ChannelMonitorUpdate) { }
#[allow(unused)]
/// Used only if an object of this type is returned as a trait impl by a method
extern "C" fn ChannelMonitorUpdate_free_void(this_ptr: *mut c_void) {
/// The only instance where update_id values are not strictly increasing is the case where we
/// allow post-force-close updates with a special update ID of [`CLOSED_CHANNEL_UPDATE_ID`]. See
/// its docs for more details.
-///
-/// [`CLOSED_CHANNEL_UPDATE_ID`]: constant.CLOSED_CHANNEL_UPDATE_ID.html
#[no_mangle]
pub extern "C" fn ChannelMonitorUpdate_get_update_id(this_ptr: &ChannelMonitorUpdate) -> u64 {
let mut inner_val = &mut unsafe { &mut *this_ptr.inner }.update_id;
/// The only instance where update_id values are not strictly increasing is the case where we
/// allow post-force-close updates with a special update ID of [`CLOSED_CHANNEL_UPDATE_ID`]. See
/// its docs for more details.
-///
-/// [`CLOSED_CHANNEL_UPDATE_ID`]: constant.CLOSED_CHANNEL_UPDATE_ID.html
#[no_mangle]
pub extern "C" fn ChannelMonitorUpdate_set_update_id(this_ptr: &mut ChannelMonitorUpdate, mut val: u64) {
unsafe { &mut *this_ptr.inner }.update_id = val;
Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeChannelMonitorUpdate)).clone() })) as *mut c_void
}
#[no_mangle]
+/// Creates a copy of the ChannelMonitorUpdate
pub extern "C" fn ChannelMonitorUpdate_clone(orig: &ChannelMonitorUpdate) -> ChannelMonitorUpdate {
orig.clone()
}
+/// If:
+/// (1) a channel has been force closed and
+/// (2) we receive a preimage from a forward link that allows us to spend an HTLC output on
+/// this channel's (the backward link's) broadcasted commitment transaction
+/// then we allow the `ChannelManager` to send a `ChannelMonitorUpdate` with this update ID,
+/// with the update providing said payment preimage. No other update types are allowed after
+/// force-close.
#[no_mangle]
pub static CLOSED_CHANNEL_UPDATE_ID: u64 = lightning::chain::channelmonitor::CLOSED_CHANNEL_UPDATE_ID;
#[no_mangle]
+/// Serialize the ChannelMonitorUpdate object into a byte array which can be read by ChannelMonitorUpdate_read
pub extern "C" fn ChannelMonitorUpdate_write(obj: &ChannelMonitorUpdate) -> crate::c_types::derived::CVec_u8Z {
crate::c_types::serialize_obj(unsafe { &*unsafe { &*obj }.inner })
}
crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeChannelMonitorUpdate) })
}
#[no_mangle]
+/// Read a ChannelMonitorUpdate from a byte array, created by ChannelMonitorUpdate_write
pub extern "C" fn ChannelMonitorUpdate_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_ChannelMonitorUpdateDecodeErrorZ {
let res = crate::c_types::deserialize_obj(ser);
let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::chain::channelmonitor::ChannelMonitorUpdate { inner: Box::into_raw(Box::new(o)), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::ln::msgs::DecodeError { inner: Box::into_raw(Box::new(e)), is_owned: true } }).into() };
}
}
}
+/// Creates a copy of the ChannelMonitorUpdateErr
#[no_mangle]
pub extern "C" fn ChannelMonitorUpdateErr_clone(orig: &ChannelMonitorUpdateErr) -> ChannelMonitorUpdateErr {
orig.clone()
#[must_use]
#[repr(C)]
pub struct MonitorUpdateError {
+ /// 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 nativeMonitorUpdateError,
+ /// 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,
}
}
}
}
+/// Frees any resources used by the MonitorUpdateError, if is_owned is set and inner is non-NULL.
#[no_mangle]
-pub extern "C" fn MonitorUpdateError_free(this_ptr: MonitorUpdateError) { }
+pub extern "C" fn MonitorUpdateError_free(this_obj: MonitorUpdateError) { }
#[allow(unused)]
/// Used only if an object of this type is returned as a trait impl by a method
extern "C" fn MonitorUpdateError_free_void(this_ptr: *mut c_void) {
Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeMonitorUpdateError)).clone() })) as *mut c_void
}
#[no_mangle]
+/// Creates a copy of the MonitorUpdateError
pub extern "C" fn MonitorUpdateError_clone(orig: &MonitorUpdateError) -> MonitorUpdateError {
orig.clone()
}
}
}
}
+/// Frees any resources used by the MonitorEvent
#[no_mangle]
pub extern "C" fn MonitorEvent_free(this_ptr: MonitorEvent) { }
+/// Creates a copy of the MonitorEvent
#[no_mangle]
pub extern "C" fn MonitorEvent_clone(orig: &MonitorEvent) -> MonitorEvent {
orig.clone()
/// Simple structure sent back by `chain::Watch` when an HTLC from a forward channel is detected on
/// chain. Used to update the corresponding HTLC in the backward channel. Failing to pass the
/// preimage claim backward will lead to loss of funds.
-///
-/// [`chain::Watch`]: ../trait.Watch.html
#[must_use]
#[repr(C)]
pub struct HTLCUpdate {
+ /// 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 nativeHTLCUpdate,
+ /// 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,
}
}
}
}
+/// Frees any resources used by the HTLCUpdate, if is_owned is set and inner is non-NULL.
#[no_mangle]
-pub extern "C" fn HTLCUpdate_free(this_ptr: HTLCUpdate) { }
+pub extern "C" fn HTLCUpdate_free(this_obj: HTLCUpdate) { }
#[allow(unused)]
/// Used only if an object of this type is returned as a trait impl by a method
extern "C" fn HTLCUpdate_free_void(this_ptr: *mut c_void) {
Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeHTLCUpdate)).clone() })) as *mut c_void
}
#[no_mangle]
+/// Creates a copy of the HTLCUpdate
pub extern "C" fn HTLCUpdate_clone(orig: &HTLCUpdate) -> HTLCUpdate {
orig.clone()
}
#[no_mangle]
+/// Serialize the HTLCUpdate object into a byte array which can be read by HTLCUpdate_read
pub extern "C" fn HTLCUpdate_write(obj: &HTLCUpdate) -> crate::c_types::derived::CVec_u8Z {
crate::c_types::serialize_obj(unsafe { &*unsafe { &*obj }.inner })
}
crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeHTLCUpdate) })
}
#[no_mangle]
+/// Read a HTLCUpdate from a byte array, created by HTLCUpdate_write
pub extern "C" fn HTLCUpdate_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_HTLCUpdateDecodeErrorZ {
let res = crate::c_types::deserialize_obj(ser);
let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::chain::channelmonitor::HTLCUpdate { inner: Box::into_raw(Box::new(o)), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::ln::msgs::DecodeError { inner: Box::into_raw(Box::new(e)), is_owned: true } }).into() };
#[must_use]
#[repr(C)]
pub struct ChannelMonitor {
+ /// 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 nativeChannelMonitor,
+ /// 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,
}
}
}
}
+/// Frees any resources used by the ChannelMonitor, if is_owned is set and inner is non-NULL.
#[no_mangle]
-pub extern "C" fn ChannelMonitor_free(this_ptr: ChannelMonitor) { }
+pub extern "C" fn ChannelMonitor_free(this_obj: ChannelMonitor) { }
#[allow(unused)]
/// Used only if an object of this type is returned as a trait impl by a method
extern "C" fn ChannelMonitor_free_void(this_ptr: *mut c_void) {
}
}
#[no_mangle]
+/// Serialize the ChannelMonitor object into a byte array which can be read by ChannelMonitor_read
pub extern "C" fn ChannelMonitor_write(obj: &ChannelMonitor) -> crate::c_types::derived::CVec_u8Z {
crate::c_types::serialize_obj(unsafe { &*unsafe { &*obj }.inner })
}
local_ret
}
+/// Gets a list of txids, with their output scripts (in the order they appear in the
+/// transaction), which we must learn about spends of via block_connected().
+#[must_use]
+#[no_mangle]
+pub extern "C" fn ChannelMonitor_get_outputs_to_watch(this_arg: &ChannelMonitor) -> crate::c_types::derived::CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ {
+ let mut ret = unsafe { &*this_arg.inner }.get_outputs_to_watch();
+ let mut local_ret = Vec::new(); for mut item in ret.drain(..) { local_ret.push( { let (mut orig_ret_0_0, mut orig_ret_0_1) = item; let mut local_orig_ret_0_1 = Vec::new(); for mut item in orig_ret_0_1.drain(..) { local_orig_ret_0_1.push( { let (mut orig_orig_ret_0_1_0_0, mut orig_orig_ret_0_1_0_1) = item; let mut local_orig_ret_0_1_0 = (orig_orig_ret_0_1_0_0, orig_orig_ret_0_1_0_1.into_bytes().into()).into(); local_orig_ret_0_1_0 }); }; let mut local_ret_0 = (crate::c_types::ThirtyTwoBytes { data: orig_ret_0_0.into_inner() }, local_orig_ret_0_1.into()).into(); local_ret_0 }); };
+ local_ret.into()
+}
+
+/// Loads the funding txo and outputs to watch into the given `chain::Filter` by repeatedly
+/// calling `chain::Filter::register_output` and `chain::Filter::register_tx` until all outputs
+/// have been registered.
+#[no_mangle]
+pub extern "C" fn ChannelMonitor_load_outputs_to_watch(this_arg: &ChannelMonitor, filter: &crate::chain::Filter) {
+ unsafe { &*this_arg.inner }.load_outputs_to_watch(filter)
+}
+
/// Get the list of HTLCs who's status has been updated on chain. This should be called by
/// ChannelManager via [`chain::Watch::release_pending_monitor_events`].
-///
-/// [`chain::Watch::release_pending_monitor_events`]: ../trait.Watch.html#tymethod.release_pending_monitor_events
#[must_use]
#[no_mangle]
pub extern "C" fn ChannelMonitor_get_and_clear_pending_monitor_events(this_arg: &ChannelMonitor) -> crate::c_types::derived::CVec_MonitorEventZ {
/// kept up-to-date.
#[repr(C)]
pub struct Persist {
+ /// 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,
/// Persist a new channel's data. The data can be stored any way you want, but
/// the identifier provided by Rust-Lightning is the channel's outpoint (and
/// stored channel data). Note that you **must** persist every new monitor to
/// disk. See the `Persist` trait documentation for more details.
///
- /// See [`ChannelMonitor::serialize_for_disk`] for writing out a `ChannelMonitor`,
+ /// See [`ChannelMonitor::write`] for writing out a `ChannelMonitor`,
/// and [`ChannelMonitorUpdateErr`] for requirements when returning errors.
- ///
- /// [`ChannelMonitor::serialize_for_disk`]: struct.ChannelMonitor.html#method.serialize_for_disk
- /// [`ChannelMonitorUpdateErr`]: enum.ChannelMonitorUpdateErr.html
#[must_use]
pub persist_new_channel: extern "C" fn (this_arg: *const c_void, id: crate::chain::transaction::OutPoint, data: &crate::chain::channelmonitor::ChannelMonitor) -> crate::c_types::derived::CResult_NoneChannelMonitorUpdateErrZ,
/// Update one channel's data. The provided `ChannelMonitor` has already
/// them in batches. The size of each monitor grows `O(number of state updates)`
/// whereas updates are small and `O(1)`.
///
- /// See [`ChannelMonitor::serialize_for_disk`] for writing out a `ChannelMonitor`,
+ /// See [`ChannelMonitor::write`] for writing out a `ChannelMonitor`,
/// [`ChannelMonitorUpdate::write`] for writing out an update, and
/// [`ChannelMonitorUpdateErr`] for requirements when returning errors.
- ///
- /// [`ChannelMonitor::update_monitor`]: struct.ChannelMonitor.html#impl-1
- /// [`ChannelMonitor::serialize_for_disk`]: struct.ChannelMonitor.html#method.serialize_for_disk
- /// [`ChannelMonitorUpdate::write`]: struct.ChannelMonitorUpdate.html#method.write
- /// [`ChannelMonitorUpdateErr`]: enum.ChannelMonitorUpdateErr.html
#[must_use]
pub update_persisted_channel: extern "C" fn (this_arg: *const c_void, id: crate::chain::transaction::OutPoint, update: &crate::chain::channelmonitor::ChannelMonitorUpdate, data: &crate::chain::channelmonitor::ChannelMonitor) -> crate::c_types::derived::CResult_NoneChannelMonitorUpdateErrZ,
+ /// 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<extern "C" fn(this_arg: *mut c_void)>,
}
unsafe impl Send for Persist {}
}
}
#[no_mangle]
+/// Read a C2Tuple_BlockHashChannelMonitorZ from a byte array, created by C2Tuple_BlockHashChannelMonitorZ_write
pub extern "C" fn C2Tuple_BlockHashChannelMonitorZ_read(ser: crate::c_types::u8slice, arg: &crate::chain::keysinterface::KeysInterface) -> crate::c_types::derived::CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ {
let arg_conv = arg;
let res: Result<(bitcoin::hash_types::BlockHash, lightning::chain::channelmonitor::ChannelMonitor<crate::chain::keysinterface::Sign>), lightning::ln::msgs::DecodeError> = crate::c_types::deserialize_obj_arg(ser, arg_conv);