X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=ldk-c-bindings;a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Flightning%2Fsign.rs;fp=lightning-c-bindings%2Fsrc%2Flightning%2Fsign.rs;h=0000000000000000000000000000000000000000;hp=4ef5cce5f0bc008ca69f3c0b498ae22234d6f5e5;hb=0ac4dbdb8352c898100b34f0ef8ed9cebfea7786;hpb=c16401631dddadcefa37b05074ca7def51b85af4 diff --git a/lightning-c-bindings/src/lightning/sign.rs b/lightning-c-bindings/src/lightning/sign.rs deleted file mode 100644 index 4ef5cce..0000000 --- a/lightning-c-bindings/src/lightning/sign.rs +++ /dev/null @@ -1,3199 +0,0 @@ -// 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. - -//! Provides keys to LDK and defines some useful objects describing spendable on-chain outputs. -//! -//! The provided output descriptors follow a custom LDK data format and are currently not fully -//! compatible with Bitcoin Core output descriptors. - -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 type_resolver { - -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}; - -} - -use lightning::sign::DelayedPaymentOutputDescriptor as nativeDelayedPaymentOutputDescriptorImport; -pub(crate) type nativeDelayedPaymentOutputDescriptor = nativeDelayedPaymentOutputDescriptorImport; - -/// Information about a spendable output to a P2WSH script. -/// -/// See [`SpendableOutputDescriptor::DelayedPaymentOutput`] for more details on how to spend this. -#[must_use] -#[repr(C)] -pub struct DelayedPaymentOutputDescriptor { - /// 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 nativeDelayedPaymentOutputDescriptor, - /// 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 DelayedPaymentOutputDescriptor { - fn drop(&mut self) { - if self.is_owned && !<*mut nativeDelayedPaymentOutputDescriptor>::is_null(self.inner) { - let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; - } - } -} -/// Frees any resources used by the DelayedPaymentOutputDescriptor, if is_owned is set and inner is non-NULL. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_free(this_obj: DelayedPaymentOutputDescriptor) { } -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn DelayedPaymentOutputDescriptor_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut nativeDelayedPaymentOutputDescriptor) }; -} -#[allow(unused)] -impl DelayedPaymentOutputDescriptor { - pub(crate) fn get_native_ref(&self) -> &'static nativeDelayedPaymentOutputDescriptor { - unsafe { &*ObjOps::untweak_ptr(self.inner) } - } - pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeDelayedPaymentOutputDescriptor { - 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 nativeDelayedPaymentOutputDescriptor { - assert!(self.is_owned); - let ret = ObjOps::untweak_ptr(self.inner); - self.inner = core::ptr::null_mut(); - ret - } -} -/// The outpoint which is spendable. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_get_outpoint(this_ptr: &DelayedPaymentOutputDescriptor) -> crate::lightning::chain::transaction::OutPoint { - let mut inner_val = &mut this_ptr.get_native_mut_ref().outpoint; - crate::lightning::chain::transaction::OutPoint { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::chain::transaction::OutPoint<>) as *mut _) }, is_owned: false } -} -/// The outpoint which is spendable. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_set_outpoint(this_ptr: &mut DelayedPaymentOutputDescriptor, mut val: crate::lightning::chain::transaction::OutPoint) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.outpoint = *unsafe { Box::from_raw(val.take_inner()) }; -} -/// Per commitment point to derive the delayed payment key by key holder. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_get_per_commitment_point(this_ptr: &DelayedPaymentOutputDescriptor) -> crate::c_types::PublicKey { - let mut inner_val = &mut this_ptr.get_native_mut_ref().per_commitment_point; - crate::c_types::PublicKey::from_rust(&inner_val) -} -/// Per commitment point to derive the delayed payment key by key holder. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_set_per_commitment_point(this_ptr: &mut DelayedPaymentOutputDescriptor, mut val: crate::c_types::PublicKey) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.per_commitment_point = val.into_rust(); -} -/// The `nSequence` value which must be set in the spending input to satisfy the `OP_CSV` in -/// the witness_script. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_get_to_self_delay(this_ptr: &DelayedPaymentOutputDescriptor) -> u16 { - let mut inner_val = &mut this_ptr.get_native_mut_ref().to_self_delay; - *inner_val -} -/// The `nSequence` value which must be set in the spending input to satisfy the `OP_CSV` in -/// the witness_script. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_set_to_self_delay(this_ptr: &mut DelayedPaymentOutputDescriptor, mut val: u16) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.to_self_delay = val; -} -/// The output which is referenced by the given outpoint. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_get_output(this_ptr: &DelayedPaymentOutputDescriptor) -> crate::c_types::TxOut { - let mut inner_val = &mut this_ptr.get_native_mut_ref().output; - crate::c_types::TxOut::from_rust(inner_val) -} -/// The output which is referenced by the given outpoint. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_set_output(this_ptr: &mut DelayedPaymentOutputDescriptor, mut val: crate::c_types::TxOut) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.output = val.into_rust(); -} -/// The revocation point specific to the commitment transaction which was broadcast. Used to -/// derive the witnessScript for this output. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_get_revocation_pubkey(this_ptr: &DelayedPaymentOutputDescriptor) -> crate::c_types::PublicKey { - let mut inner_val = &mut this_ptr.get_native_mut_ref().revocation_pubkey; - crate::c_types::PublicKey::from_rust(&inner_val) -} -/// The revocation point specific to the commitment transaction which was broadcast. Used to -/// derive the witnessScript for this output. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_set_revocation_pubkey(this_ptr: &mut DelayedPaymentOutputDescriptor, mut val: crate::c_types::PublicKey) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.revocation_pubkey = val.into_rust(); -} -/// Arbitrary identification information returned by a call to [`ChannelSigner::channel_keys_id`]. -/// This may be useful in re-deriving keys used in the channel to spend the output. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_get_channel_keys_id(this_ptr: &DelayedPaymentOutputDescriptor) -> *const [u8; 32] { - let mut inner_val = &mut this_ptr.get_native_mut_ref().channel_keys_id; - inner_val -} -/// Arbitrary identification information returned by a call to [`ChannelSigner::channel_keys_id`]. -/// This may be useful in re-deriving keys used in the channel to spend the output. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_set_channel_keys_id(this_ptr: &mut DelayedPaymentOutputDescriptor, mut val: crate::c_types::ThirtyTwoBytes) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.channel_keys_id = val.data; -} -/// The value of the channel which this output originated from, possibly indirectly. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_get_channel_value_satoshis(this_ptr: &DelayedPaymentOutputDescriptor) -> u64 { - let mut inner_val = &mut this_ptr.get_native_mut_ref().channel_value_satoshis; - *inner_val -} -/// The value of the channel which this output originated from, possibly indirectly. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_set_channel_value_satoshis(this_ptr: &mut DelayedPaymentOutputDescriptor, mut val: u64) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.channel_value_satoshis = val; -} -/// Constructs a new DelayedPaymentOutputDescriptor given each field -#[must_use] -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_new(mut outpoint_arg: crate::lightning::chain::transaction::OutPoint, mut per_commitment_point_arg: crate::c_types::PublicKey, mut to_self_delay_arg: u16, mut output_arg: crate::c_types::TxOut, mut revocation_pubkey_arg: crate::c_types::PublicKey, mut channel_keys_id_arg: crate::c_types::ThirtyTwoBytes, mut channel_value_satoshis_arg: u64) -> DelayedPaymentOutputDescriptor { - DelayedPaymentOutputDescriptor { inner: ObjOps::heap_alloc(nativeDelayedPaymentOutputDescriptor { - outpoint: *unsafe { Box::from_raw(outpoint_arg.take_inner()) }, - per_commitment_point: per_commitment_point_arg.into_rust(), - to_self_delay: to_self_delay_arg, - output: output_arg.into_rust(), - revocation_pubkey: revocation_pubkey_arg.into_rust(), - channel_keys_id: channel_keys_id_arg.data, - channel_value_satoshis: channel_value_satoshis_arg, - }), is_owned: true } -} -impl Clone for DelayedPaymentOutputDescriptor { - fn clone(&self) -> Self { - Self { - inner: if <*mut nativeDelayedPaymentOutputDescriptor>::is_null(self.inner) { core::ptr::null_mut() } else { - ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, - is_owned: true, - } - } -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn DelayedPaymentOutputDescriptor_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeDelayedPaymentOutputDescriptor)).clone() })) as *mut c_void -} -#[no_mangle] -/// Creates a copy of the DelayedPaymentOutputDescriptor -pub extern "C" fn DelayedPaymentOutputDescriptor_clone(orig: &DelayedPaymentOutputDescriptor) -> DelayedPaymentOutputDescriptor { - orig.clone() -} -/// Generates a non-cryptographic 64-bit hash of the DelayedPaymentOutputDescriptor. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_hash(o: &DelayedPaymentOutputDescriptor) -> u64 { - if o.inner.is_null() { return 0; } - // Note that we'd love to use alloc::collections::hash_map::DefaultHasher but it's not in core - #[allow(deprecated)] - let mut hasher = core::hash::SipHasher::new(); - core::hash::Hash::hash(o.get_native_ref(), &mut hasher); - core::hash::Hasher::finish(&hasher) -} -/// Checks if two DelayedPaymentOutputDescriptors contain equal inner contents. -/// This ignores pointers and is_owned flags and looks at the values in fields. -/// Two objects with NULL inner values will be considered "equal" here. -#[no_mangle] -pub extern "C" fn DelayedPaymentOutputDescriptor_eq(a: &DelayedPaymentOutputDescriptor, b: &DelayedPaymentOutputDescriptor) -> bool { - if a.inner == b.inner { return true; } - if a.inner.is_null() || b.inner.is_null() { return false; } - if a.get_native_ref() == b.get_native_ref() { true } else { false } -} -#[no_mangle] -/// Serialize the DelayedPaymentOutputDescriptor object into a byte array which can be read by DelayedPaymentOutputDescriptor_read -pub extern "C" fn DelayedPaymentOutputDescriptor_write(obj: &crate::lightning::sign::DelayedPaymentOutputDescriptor) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) -} -#[allow(unused)] -pub(crate) extern "C" fn DelayedPaymentOutputDescriptor_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeDelayedPaymentOutputDescriptor) }) -} -#[no_mangle] -/// Read a DelayedPaymentOutputDescriptor from a byte array, created by DelayedPaymentOutputDescriptor_write -pub extern "C" fn DelayedPaymentOutputDescriptor_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_DelayedPaymentOutputDescriptorDecodeErrorZ { - let res: Result = crate::c_types::deserialize_obj(ser); - let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::sign::DelayedPaymentOutputDescriptor { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; - local_res -} - -use lightning::sign::StaticPaymentOutputDescriptor as nativeStaticPaymentOutputDescriptorImport; -pub(crate) type nativeStaticPaymentOutputDescriptor = nativeStaticPaymentOutputDescriptorImport; - -/// Information about a spendable output to our \"payment key\". -/// -/// See [`SpendableOutputDescriptor::StaticPaymentOutput`] for more details on how to spend this. -#[must_use] -#[repr(C)] -pub struct StaticPaymentOutputDescriptor { - /// 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 nativeStaticPaymentOutputDescriptor, - /// 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 StaticPaymentOutputDescriptor { - fn drop(&mut self) { - if self.is_owned && !<*mut nativeStaticPaymentOutputDescriptor>::is_null(self.inner) { - let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; - } - } -} -/// Frees any resources used by the StaticPaymentOutputDescriptor, if is_owned is set and inner is non-NULL. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_free(this_obj: StaticPaymentOutputDescriptor) { } -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn StaticPaymentOutputDescriptor_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut nativeStaticPaymentOutputDescriptor) }; -} -#[allow(unused)] -impl StaticPaymentOutputDescriptor { - pub(crate) fn get_native_ref(&self) -> &'static nativeStaticPaymentOutputDescriptor { - unsafe { &*ObjOps::untweak_ptr(self.inner) } - } - pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeStaticPaymentOutputDescriptor { - 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 nativeStaticPaymentOutputDescriptor { - assert!(self.is_owned); - let ret = ObjOps::untweak_ptr(self.inner); - self.inner = core::ptr::null_mut(); - ret - } -} -/// The outpoint which is spendable. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_get_outpoint(this_ptr: &StaticPaymentOutputDescriptor) -> crate::lightning::chain::transaction::OutPoint { - let mut inner_val = &mut this_ptr.get_native_mut_ref().outpoint; - crate::lightning::chain::transaction::OutPoint { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::chain::transaction::OutPoint<>) as *mut _) }, is_owned: false } -} -/// The outpoint which is spendable. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_set_outpoint(this_ptr: &mut StaticPaymentOutputDescriptor, mut val: crate::lightning::chain::transaction::OutPoint) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.outpoint = *unsafe { Box::from_raw(val.take_inner()) }; -} -/// The output which is referenced by the given outpoint. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_get_output(this_ptr: &StaticPaymentOutputDescriptor) -> crate::c_types::TxOut { - let mut inner_val = &mut this_ptr.get_native_mut_ref().output; - crate::c_types::TxOut::from_rust(inner_val) -} -/// The output which is referenced by the given outpoint. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_set_output(this_ptr: &mut StaticPaymentOutputDescriptor, mut val: crate::c_types::TxOut) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.output = val.into_rust(); -} -/// Arbitrary identification information returned by a call to [`ChannelSigner::channel_keys_id`]. -/// This may be useful in re-deriving keys used in the channel to spend the output. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_get_channel_keys_id(this_ptr: &StaticPaymentOutputDescriptor) -> *const [u8; 32] { - let mut inner_val = &mut this_ptr.get_native_mut_ref().channel_keys_id; - inner_val -} -/// Arbitrary identification information returned by a call to [`ChannelSigner::channel_keys_id`]. -/// This may be useful in re-deriving keys used in the channel to spend the output. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_set_channel_keys_id(this_ptr: &mut StaticPaymentOutputDescriptor, mut val: crate::c_types::ThirtyTwoBytes) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.channel_keys_id = val.data; -} -/// The value of the channel which this transactions spends. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_get_channel_value_satoshis(this_ptr: &StaticPaymentOutputDescriptor) -> u64 { - let mut inner_val = &mut this_ptr.get_native_mut_ref().channel_value_satoshis; - *inner_val -} -/// The value of the channel which this transactions spends. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_set_channel_value_satoshis(this_ptr: &mut StaticPaymentOutputDescriptor, mut val: u64) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.channel_value_satoshis = val; -} -/// The necessary channel parameters that need to be provided to the re-derived signer through -/// [`ChannelSigner::provide_channel_parameters`]. -/// -/// Added as optional, but always `Some` if the descriptor was produced in v0.0.117 or later. -/// -/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_get_channel_transaction_parameters(this_ptr: &StaticPaymentOutputDescriptor) -> crate::lightning::ln::chan_utils::ChannelTransactionParameters { - let mut inner_val = &mut this_ptr.get_native_mut_ref().channel_transaction_parameters; - let mut local_inner_val = crate::lightning::ln::chan_utils::ChannelTransactionParameters { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::chan_utils::ChannelTransactionParameters<>) as *mut _ }, is_owned: false }; - local_inner_val -} -/// The necessary channel parameters that need to be provided to the re-derived signer through -/// [`ChannelSigner::provide_channel_parameters`]. -/// -/// Added as optional, but always `Some` if the descriptor was produced in v0.0.117 or later. -/// -/// Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_set_channel_transaction_parameters(this_ptr: &mut StaticPaymentOutputDescriptor, mut val: crate::lightning::ln::chan_utils::ChannelTransactionParameters) { - let mut local_val = if val.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(val.take_inner()) } }) }; - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.channel_transaction_parameters = local_val; -} -/// Constructs a new StaticPaymentOutputDescriptor given each field -/// -/// Note that channel_transaction_parameters_arg (or a relevant inner pointer) may be NULL or all-0s to represent None -#[must_use] -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_new(mut outpoint_arg: crate::lightning::chain::transaction::OutPoint, mut output_arg: crate::c_types::TxOut, mut channel_keys_id_arg: crate::c_types::ThirtyTwoBytes, mut channel_value_satoshis_arg: u64, mut channel_transaction_parameters_arg: crate::lightning::ln::chan_utils::ChannelTransactionParameters) -> StaticPaymentOutputDescriptor { - let mut local_channel_transaction_parameters_arg = if channel_transaction_parameters_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(channel_transaction_parameters_arg.take_inner()) } }) }; - StaticPaymentOutputDescriptor { inner: ObjOps::heap_alloc(nativeStaticPaymentOutputDescriptor { - outpoint: *unsafe { Box::from_raw(outpoint_arg.take_inner()) }, - output: output_arg.into_rust(), - channel_keys_id: channel_keys_id_arg.data, - channel_value_satoshis: channel_value_satoshis_arg, - channel_transaction_parameters: local_channel_transaction_parameters_arg, - }), is_owned: true } -} -impl Clone for StaticPaymentOutputDescriptor { - fn clone(&self) -> Self { - Self { - inner: if <*mut nativeStaticPaymentOutputDescriptor>::is_null(self.inner) { core::ptr::null_mut() } else { - ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, - is_owned: true, - } - } -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn StaticPaymentOutputDescriptor_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeStaticPaymentOutputDescriptor)).clone() })) as *mut c_void -} -#[no_mangle] -/// Creates a copy of the StaticPaymentOutputDescriptor -pub extern "C" fn StaticPaymentOutputDescriptor_clone(orig: &StaticPaymentOutputDescriptor) -> StaticPaymentOutputDescriptor { - orig.clone() -} -/// Generates a non-cryptographic 64-bit hash of the StaticPaymentOutputDescriptor. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_hash(o: &StaticPaymentOutputDescriptor) -> u64 { - if o.inner.is_null() { return 0; } - // Note that we'd love to use alloc::collections::hash_map::DefaultHasher but it's not in core - #[allow(deprecated)] - let mut hasher = core::hash::SipHasher::new(); - core::hash::Hash::hash(o.get_native_ref(), &mut hasher); - core::hash::Hasher::finish(&hasher) -} -/// Checks if two StaticPaymentOutputDescriptors contain equal inner contents. -/// This ignores pointers and is_owned flags and looks at the values in fields. -/// Two objects with NULL inner values will be considered "equal" here. -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_eq(a: &StaticPaymentOutputDescriptor, b: &StaticPaymentOutputDescriptor) -> bool { - if a.inner == b.inner { return true; } - if a.inner.is_null() || b.inner.is_null() { return false; } - if a.get_native_ref() == b.get_native_ref() { true } else { false } -} -/// Returns the `witness_script` of the spendable output. -/// -/// Note that this will only return `Some` for [`StaticPaymentOutputDescriptor`]s that -/// originated from an anchor outputs channel, as they take the form of a P2WSH script. -#[must_use] -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_witness_script(this_arg: &crate::lightning::sign::StaticPaymentOutputDescriptor) -> crate::c_types::derived::COption_CVec_u8ZZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.witness_script(); - let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_CVec_u8ZZ::None } else { crate::c_types::derived::COption_CVec_u8ZZ::Some( { ret.unwrap().into_bytes().into() }) }; - local_ret -} - -/// The maximum length a well-formed witness spending one of these should have. -/// Note: If you have the grind_signatures feature enabled, this will be at least 1 byte -/// shorter. -#[must_use] -#[no_mangle] -pub extern "C" fn StaticPaymentOutputDescriptor_max_witness_length(this_arg: &crate::lightning::sign::StaticPaymentOutputDescriptor) -> usize { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.max_witness_length(); - ret -} - -#[no_mangle] -/// Serialize the StaticPaymentOutputDescriptor object into a byte array which can be read by StaticPaymentOutputDescriptor_read -pub extern "C" fn StaticPaymentOutputDescriptor_write(obj: &crate::lightning::sign::StaticPaymentOutputDescriptor) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) -} -#[allow(unused)] -pub(crate) extern "C" fn StaticPaymentOutputDescriptor_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeStaticPaymentOutputDescriptor) }) -} -#[no_mangle] -/// Read a StaticPaymentOutputDescriptor from a byte array, created by StaticPaymentOutputDescriptor_write -pub extern "C" fn StaticPaymentOutputDescriptor_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_StaticPaymentOutputDescriptorDecodeErrorZ { - let res: Result = crate::c_types::deserialize_obj(ser); - let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::sign::StaticPaymentOutputDescriptor { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; - local_res -} -/// Describes the necessary information to spend a spendable output. -/// -/// When on-chain outputs are created by LDK (which our counterparty is not able to claim at any -/// point in the future) a [`SpendableOutputs`] event is generated which you must track and be able -/// to spend on-chain. The information needed to do this is provided in this enum, including the -/// outpoint describing which `txid` and output `index` is available, the full output which exists -/// at that `txid`/`index`, and any keys or other information required to sign. -/// -/// [`SpendableOutputs`]: crate::events::Event::SpendableOutputs -#[derive(Clone)] -#[must_use] -#[repr(C)] -pub enum SpendableOutputDescriptor { - /// An output to a script which was provided via [`SignerProvider`] directly, either from - /// [`get_destination_script`] or [`get_shutdown_scriptpubkey`], thus you should already - /// know how to spend it. No secret keys are provided as LDK was never given any key. - /// These may include outputs from a transaction punishing our counterparty or claiming an HTLC - /// on-chain using the payment preimage or after it has timed out. - /// - /// [`get_shutdown_scriptpubkey`]: SignerProvider::get_shutdown_scriptpubkey - /// [`get_destination_script`]: SignerProvider::get_shutdown_scriptpubkey - StaticOutput { - /// The outpoint which is spendable. - outpoint: crate::lightning::chain::transaction::OutPoint, - /// The output which is referenced by the given outpoint. - output: crate::c_types::TxOut, - }, - /// An output to a P2WSH script which can be spent with a single signature after an `OP_CSV` - /// delay. - /// - /// The witness in the spending input should be: - /// ```bitcoin - /// (MINIMALIF standard rule) - /// ``` - /// - /// Note that the `nSequence` field in the spending input must be set to - /// [`DelayedPaymentOutputDescriptor::to_self_delay`] (which means the transaction is not - /// broadcastable until at least [`DelayedPaymentOutputDescriptor::to_self_delay`] blocks after - /// the outpoint confirms, see [BIP - /// 68](https://github.com/bitcoin/bips/blob/master/bip-0068.mediawiki)). Also note that LDK - /// won't generate a [`SpendableOutputDescriptor`] until the corresponding block height - /// is reached. - /// - /// These are generally the result of a \"revocable\" output to us, spendable only by us unless - /// it is an output from an old state which we broadcast (which should never happen). - /// - /// To derive the delayed payment key which is used to sign this input, you must pass the - /// holder [`InMemorySigner::delayed_payment_base_key`] (i.e., the private key which corresponds to the - /// [`ChannelPublicKeys::delayed_payment_basepoint`] in [`ChannelSigner::pubkeys`]) and the provided - /// [`DelayedPaymentOutputDescriptor::per_commitment_point`] to [`chan_utils::derive_private_key`]. The public key can be - /// generated without the secret key using [`chan_utils::derive_public_key`] and only the - /// [`ChannelPublicKeys::delayed_payment_basepoint`] which appears in [`ChannelSigner::pubkeys`]. - /// - /// To derive the [`DelayedPaymentOutputDescriptor::revocation_pubkey`] provided here (which is - /// used in the witness script generation), you must pass the counterparty - /// [`ChannelPublicKeys::revocation_basepoint`] (which appears in the call to - /// [`ChannelSigner::provide_channel_parameters`]) and the provided - /// [`DelayedPaymentOutputDescriptor::per_commitment_point`] to - /// [`chan_utils::derive_public_revocation_key`]. - /// - /// The witness script which is hashed and included in the output `script_pubkey` may be - /// regenerated by passing the [`DelayedPaymentOutputDescriptor::revocation_pubkey`] (derived - /// as explained above), our delayed payment pubkey (derived as explained above), and the - /// [`DelayedPaymentOutputDescriptor::to_self_delay`] contained here to - /// [`chan_utils::get_revokeable_redeemscript`]. - DelayedPaymentOutput( - crate::lightning::sign::DelayedPaymentOutputDescriptor), - /// An output spendable exclusively by our payment key (i.e., the private key that corresponds - /// to the `payment_point` in [`ChannelSigner::pubkeys`]). The output type depends on the - /// channel type negotiated. - /// - /// On an anchor outputs channel, the witness in the spending input is: - /// ```bitcoin - /// - /// ``` - /// - /// Otherwise, it is: - /// ```bitcoin - /// - /// ``` - /// - /// These are generally the result of our counterparty having broadcast the current state, - /// allowing us to claim the non-HTLC-encumbered outputs immediately, or after one confirmation - /// in the case of anchor outputs channels. - StaticPaymentOutput( - crate::lightning::sign::StaticPaymentOutputDescriptor), -} -use lightning::sign::SpendableOutputDescriptor as SpendableOutputDescriptorImport; -pub(crate) type nativeSpendableOutputDescriptor = SpendableOutputDescriptorImport; - -impl SpendableOutputDescriptor { - #[allow(unused)] - pub(crate) fn to_native(&self) -> nativeSpendableOutputDescriptor { - match self { - SpendableOutputDescriptor::StaticOutput {ref outpoint, ref output, } => { - let mut outpoint_nonref = Clone::clone(outpoint); - let mut output_nonref = Clone::clone(output); - nativeSpendableOutputDescriptor::StaticOutput { - outpoint: *unsafe { Box::from_raw(outpoint_nonref.take_inner()) }, - output: output_nonref.into_rust(), - } - }, - SpendableOutputDescriptor::DelayedPaymentOutput (ref a, ) => { - let mut a_nonref = Clone::clone(a); - nativeSpendableOutputDescriptor::DelayedPaymentOutput ( - *unsafe { Box::from_raw(a_nonref.take_inner()) }, - ) - }, - SpendableOutputDescriptor::StaticPaymentOutput (ref a, ) => { - let mut a_nonref = Clone::clone(a); - nativeSpendableOutputDescriptor::StaticPaymentOutput ( - *unsafe { Box::from_raw(a_nonref.take_inner()) }, - ) - }, - } - } - #[allow(unused)] - pub(crate) fn into_native(self) -> nativeSpendableOutputDescriptor { - match self { - SpendableOutputDescriptor::StaticOutput {mut outpoint, mut output, } => { - nativeSpendableOutputDescriptor::StaticOutput { - outpoint: *unsafe { Box::from_raw(outpoint.take_inner()) }, - output: output.into_rust(), - } - }, - SpendableOutputDescriptor::DelayedPaymentOutput (mut a, ) => { - nativeSpendableOutputDescriptor::DelayedPaymentOutput ( - *unsafe { Box::from_raw(a.take_inner()) }, - ) - }, - SpendableOutputDescriptor::StaticPaymentOutput (mut a, ) => { - nativeSpendableOutputDescriptor::StaticPaymentOutput ( - *unsafe { Box::from_raw(a.take_inner()) }, - ) - }, - } - } - #[allow(unused)] - pub(crate) fn from_native(native: &nativeSpendableOutputDescriptor) -> Self { - match native { - nativeSpendableOutputDescriptor::StaticOutput {ref outpoint, ref output, } => { - let mut outpoint_nonref = Clone::clone(outpoint); - let mut output_nonref = Clone::clone(output); - SpendableOutputDescriptor::StaticOutput { - outpoint: crate::lightning::chain::transaction::OutPoint { inner: ObjOps::heap_alloc(outpoint_nonref), is_owned: true }, - output: crate::c_types::TxOut::from_rust(&output_nonref), - } - }, - nativeSpendableOutputDescriptor::DelayedPaymentOutput (ref a, ) => { - let mut a_nonref = Clone::clone(a); - SpendableOutputDescriptor::DelayedPaymentOutput ( - crate::lightning::sign::DelayedPaymentOutputDescriptor { inner: ObjOps::heap_alloc(a_nonref), is_owned: true }, - ) - }, - nativeSpendableOutputDescriptor::StaticPaymentOutput (ref a, ) => { - let mut a_nonref = Clone::clone(a); - SpendableOutputDescriptor::StaticPaymentOutput ( - crate::lightning::sign::StaticPaymentOutputDescriptor { inner: ObjOps::heap_alloc(a_nonref), is_owned: true }, - ) - }, - } - } - #[allow(unused)] - pub(crate) fn native_into(native: nativeSpendableOutputDescriptor) -> Self { - match native { - nativeSpendableOutputDescriptor::StaticOutput {mut outpoint, mut output, } => { - SpendableOutputDescriptor::StaticOutput { - outpoint: crate::lightning::chain::transaction::OutPoint { inner: ObjOps::heap_alloc(outpoint), is_owned: true }, - output: crate::c_types::TxOut::from_rust(&output), - } - }, - nativeSpendableOutputDescriptor::DelayedPaymentOutput (mut a, ) => { - SpendableOutputDescriptor::DelayedPaymentOutput ( - crate::lightning::sign::DelayedPaymentOutputDescriptor { inner: ObjOps::heap_alloc(a), is_owned: true }, - ) - }, - nativeSpendableOutputDescriptor::StaticPaymentOutput (mut a, ) => { - SpendableOutputDescriptor::StaticPaymentOutput ( - crate::lightning::sign::StaticPaymentOutputDescriptor { inner: ObjOps::heap_alloc(a), is_owned: true }, - ) - }, - } - } -} -/// Frees any resources used by the SpendableOutputDescriptor -#[no_mangle] -pub extern "C" fn SpendableOutputDescriptor_free(this_ptr: SpendableOutputDescriptor) { } -/// Creates a copy of the SpendableOutputDescriptor -#[no_mangle] -pub extern "C" fn SpendableOutputDescriptor_clone(orig: &SpendableOutputDescriptor) -> SpendableOutputDescriptor { - orig.clone() -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn SpendableOutputDescriptor_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *const SpendableOutputDescriptor)).clone() })) as *mut c_void -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn SpendableOutputDescriptor_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut SpendableOutputDescriptor) }; -} -#[no_mangle] -/// Utility method to constructs a new StaticOutput-variant SpendableOutputDescriptor -pub extern "C" fn SpendableOutputDescriptor_static_output(outpoint: crate::lightning::chain::transaction::OutPoint, output: crate::c_types::TxOut) -> SpendableOutputDescriptor { - SpendableOutputDescriptor::StaticOutput { - outpoint, - output, - } -} -#[no_mangle] -/// Utility method to constructs a new DelayedPaymentOutput-variant SpendableOutputDescriptor -pub extern "C" fn SpendableOutputDescriptor_delayed_payment_output(a: crate::lightning::sign::DelayedPaymentOutputDescriptor) -> SpendableOutputDescriptor { - SpendableOutputDescriptor::DelayedPaymentOutput(a, ) -} -#[no_mangle] -/// Utility method to constructs a new StaticPaymentOutput-variant SpendableOutputDescriptor -pub extern "C" fn SpendableOutputDescriptor_static_payment_output(a: crate::lightning::sign::StaticPaymentOutputDescriptor) -> SpendableOutputDescriptor { - SpendableOutputDescriptor::StaticPaymentOutput(a, ) -} -/// Generates a non-cryptographic 64-bit hash of the SpendableOutputDescriptor. -#[no_mangle] -pub extern "C" fn SpendableOutputDescriptor_hash(o: &SpendableOutputDescriptor) -> u64 { - // Note that we'd love to use alloc::collections::hash_map::DefaultHasher but it's not in core - #[allow(deprecated)] - let mut hasher = core::hash::SipHasher::new(); - core::hash::Hash::hash(&o.to_native(), &mut hasher); - core::hash::Hasher::finish(&hasher) -} -/// Checks if two SpendableOutputDescriptors contain equal inner contents. -/// This ignores pointers and is_owned flags and looks at the values in fields. -#[no_mangle] -pub extern "C" fn SpendableOutputDescriptor_eq(a: &SpendableOutputDescriptor, b: &SpendableOutputDescriptor) -> bool { - if &a.to_native() == &b.to_native() { true } else { false } -} -#[no_mangle] -/// Serialize the SpendableOutputDescriptor object into a byte array which can be read by SpendableOutputDescriptor_read -pub extern "C" fn SpendableOutputDescriptor_write(obj: &crate::lightning::sign::SpendableOutputDescriptor) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(&unsafe { &*obj }.to_native()) -} -#[allow(unused)] -pub(crate) extern "C" fn SpendableOutputDescriptor_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { - SpendableOutputDescriptor_write(unsafe { &*(obj as *const SpendableOutputDescriptor) }) -} -#[no_mangle] -/// Read a SpendableOutputDescriptor from a byte array, created by SpendableOutputDescriptor_write -pub extern "C" fn SpendableOutputDescriptor_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_SpendableOutputDescriptorDecodeErrorZ { - let res: Result = crate::c_types::deserialize_obj(ser); - let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::sign::SpendableOutputDescriptor::native_into(o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; - local_res -} -/// Creates an unsigned [`PartiallySignedTransaction`] which spends the given descriptors to -/// the given outputs, plus an output to the given change destination (if sufficient -/// change value remains). The PSBT will have a feerate, at least, of the given value. -/// -/// The `locktime` argument is used to set the transaction's locktime. If `None`, the -/// transaction will have a locktime of 0. It it recommended to set this to the current block -/// height to avoid fee sniping, unless you have some specific reason to use a different -/// locktime. -/// -/// Returns the PSBT and expected max transaction weight. -/// -/// Returns `Err(())` if the output value is greater than the input value minus required fee, -/// if a descriptor was duplicated, or if an output descriptor `script_pubkey` -/// does not match the one we can spend. -/// -/// We do not enforce that outputs meet the dust limit or that any output scripts are standard. -#[must_use] -#[no_mangle] -pub extern "C" fn SpendableOutputDescriptor_create_spendable_outputs_psbt(mut descriptors: crate::c_types::derived::CVec_SpendableOutputDescriptorZ, mut outputs: crate::c_types::derived::CVec_TxOutZ, mut change_destination_script: crate::c_types::derived::CVec_u8Z, mut feerate_sat_per_1000_weight: u32, mut locktime: crate::c_types::derived::COption_u32Z) -> crate::c_types::derived::CResult_C2Tuple_CVec_u8ZusizeZNoneZ { - let mut local_descriptors = Vec::new(); for mut item in descriptors.into_rust().drain(..) { local_descriptors.push( { item.into_native() }); }; - let mut local_outputs = Vec::new(); for mut item in outputs.into_rust().drain(..) { local_outputs.push( { item.into_rust() }); }; - let mut local_locktime = { /*locktime*/ let locktime_opt = locktime; if locktime_opt.is_none() { None } else { Some({ { ::bitcoin::PackedLockTime({ locktime_opt.take() }) }})} }; - let mut ret = lightning::sign::SpendableOutputDescriptor::create_spendable_outputs_psbt(&local_descriptors.iter().collect::>()[..], local_outputs, ::bitcoin::blockdata::script::Script::from(change_destination_script.into_rust()), feerate_sat_per_1000_weight, local_locktime); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let (mut orig_ret_0_0, mut orig_ret_0_1) = o; let mut local_ret_0 = (::bitcoin::consensus::encode::serialize(&orig_ret_0_0).into(), orig_ret_0_1).into(); local_ret_0 }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - - -use lightning::sign::ChannelDerivationParameters as nativeChannelDerivationParametersImport; -pub(crate) type nativeChannelDerivationParameters = nativeChannelDerivationParametersImport; - -/// The parameters required to derive a channel signer via [`SignerProvider`]. -#[must_use] -#[repr(C)] -pub struct ChannelDerivationParameters { - /// 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 nativeChannelDerivationParameters, - /// 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 ChannelDerivationParameters { - fn drop(&mut self) { - if self.is_owned && !<*mut nativeChannelDerivationParameters>::is_null(self.inner) { - let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; - } - } -} -/// Frees any resources used by the ChannelDerivationParameters, if is_owned is set and inner is non-NULL. -#[no_mangle] -pub extern "C" fn ChannelDerivationParameters_free(this_obj: ChannelDerivationParameters) { } -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn ChannelDerivationParameters_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut nativeChannelDerivationParameters) }; -} -#[allow(unused)] -impl ChannelDerivationParameters { - pub(crate) fn get_native_ref(&self) -> &'static nativeChannelDerivationParameters { - unsafe { &*ObjOps::untweak_ptr(self.inner) } - } - pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeChannelDerivationParameters { - 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 nativeChannelDerivationParameters { - assert!(self.is_owned); - let ret = ObjOps::untweak_ptr(self.inner); - self.inner = core::ptr::null_mut(); - ret - } -} -/// The value in satoshis of the channel we're attempting to spend the anchor output of. -#[no_mangle] -pub extern "C" fn ChannelDerivationParameters_get_value_satoshis(this_ptr: &ChannelDerivationParameters) -> u64 { - let mut inner_val = &mut this_ptr.get_native_mut_ref().value_satoshis; - *inner_val -} -/// The value in satoshis of the channel we're attempting to spend the anchor output of. -#[no_mangle] -pub extern "C" fn ChannelDerivationParameters_set_value_satoshis(this_ptr: &mut ChannelDerivationParameters, mut val: u64) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.value_satoshis = val; -} -/// The unique identifier to re-derive the signer for the associated channel. -#[no_mangle] -pub extern "C" fn ChannelDerivationParameters_get_keys_id(this_ptr: &ChannelDerivationParameters) -> *const [u8; 32] { - let mut inner_val = &mut this_ptr.get_native_mut_ref().keys_id; - inner_val -} -/// The unique identifier to re-derive the signer for the associated channel. -#[no_mangle] -pub extern "C" fn ChannelDerivationParameters_set_keys_id(this_ptr: &mut ChannelDerivationParameters, mut val: crate::c_types::ThirtyTwoBytes) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.keys_id = val.data; -} -/// The necessary channel parameters that need to be provided to the re-derived signer through -/// [`ChannelSigner::provide_channel_parameters`]. -#[no_mangle] -pub extern "C" fn ChannelDerivationParameters_get_transaction_parameters(this_ptr: &ChannelDerivationParameters) -> crate::lightning::ln::chan_utils::ChannelTransactionParameters { - let mut inner_val = &mut this_ptr.get_native_mut_ref().transaction_parameters; - crate::lightning::ln::chan_utils::ChannelTransactionParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::ln::chan_utils::ChannelTransactionParameters<>) as *mut _) }, is_owned: false } -} -/// The necessary channel parameters that need to be provided to the re-derived signer through -/// [`ChannelSigner::provide_channel_parameters`]. -#[no_mangle] -pub extern "C" fn ChannelDerivationParameters_set_transaction_parameters(this_ptr: &mut ChannelDerivationParameters, mut val: crate::lightning::ln::chan_utils::ChannelTransactionParameters) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.transaction_parameters = *unsafe { Box::from_raw(val.take_inner()) }; -} -/// Constructs a new ChannelDerivationParameters given each field -#[must_use] -#[no_mangle] -pub extern "C" fn ChannelDerivationParameters_new(mut value_satoshis_arg: u64, mut keys_id_arg: crate::c_types::ThirtyTwoBytes, mut transaction_parameters_arg: crate::lightning::ln::chan_utils::ChannelTransactionParameters) -> ChannelDerivationParameters { - ChannelDerivationParameters { inner: ObjOps::heap_alloc(nativeChannelDerivationParameters { - value_satoshis: value_satoshis_arg, - keys_id: keys_id_arg.data, - transaction_parameters: *unsafe { Box::from_raw(transaction_parameters_arg.take_inner()) }, - }), is_owned: true } -} -impl Clone for ChannelDerivationParameters { - fn clone(&self) -> Self { - Self { - inner: if <*mut nativeChannelDerivationParameters>::is_null(self.inner) { core::ptr::null_mut() } else { - ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, - is_owned: true, - } - } -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn ChannelDerivationParameters_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeChannelDerivationParameters)).clone() })) as *mut c_void -} -#[no_mangle] -/// Creates a copy of the ChannelDerivationParameters -pub extern "C" fn ChannelDerivationParameters_clone(orig: &ChannelDerivationParameters) -> ChannelDerivationParameters { - orig.clone() -} -/// Checks if two ChannelDerivationParameterss contain equal inner contents. -/// This ignores pointers and is_owned flags and looks at the values in fields. -/// Two objects with NULL inner values will be considered "equal" here. -#[no_mangle] -pub extern "C" fn ChannelDerivationParameters_eq(a: &ChannelDerivationParameters, b: &ChannelDerivationParameters) -> bool { - if a.inner == b.inner { return true; } - if a.inner.is_null() || b.inner.is_null() { return false; } - if a.get_native_ref() == b.get_native_ref() { true } else { false } -} -#[no_mangle] -/// Serialize the ChannelDerivationParameters object into a byte array which can be read by ChannelDerivationParameters_read -pub extern "C" fn ChannelDerivationParameters_write(obj: &crate::lightning::sign::ChannelDerivationParameters) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) -} -#[allow(unused)] -pub(crate) extern "C" fn ChannelDerivationParameters_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeChannelDerivationParameters) }) -} -#[no_mangle] -/// Read a ChannelDerivationParameters from a byte array, created by ChannelDerivationParameters_write -pub extern "C" fn ChannelDerivationParameters_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_ChannelDerivationParametersDecodeErrorZ { - let res: Result = crate::c_types::deserialize_obj(ser); - let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::sign::ChannelDerivationParameters { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; - local_res -} - -use lightning::sign::HTLCDescriptor as nativeHTLCDescriptorImport; -pub(crate) type nativeHTLCDescriptor = nativeHTLCDescriptorImport; - -/// A descriptor used to sign for a commitment transaction's HTLC output. -#[must_use] -#[repr(C)] -pub struct HTLCDescriptor { - /// 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 nativeHTLCDescriptor, - /// 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 HTLCDescriptor { - fn drop(&mut self) { - if self.is_owned && !<*mut nativeHTLCDescriptor>::is_null(self.inner) { - let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; - } - } -} -/// Frees any resources used by the HTLCDescriptor, if is_owned is set and inner is non-NULL. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_free(this_obj: HTLCDescriptor) { } -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn HTLCDescriptor_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut nativeHTLCDescriptor) }; -} -#[allow(unused)] -impl HTLCDescriptor { - pub(crate) fn get_native_ref(&self) -> &'static nativeHTLCDescriptor { - unsafe { &*ObjOps::untweak_ptr(self.inner) } - } - pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeHTLCDescriptor { - 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 nativeHTLCDescriptor { - assert!(self.is_owned); - let ret = ObjOps::untweak_ptr(self.inner); - self.inner = core::ptr::null_mut(); - ret - } -} -/// The parameters required to derive the signer for the HTLC input. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_get_channel_derivation_parameters(this_ptr: &HTLCDescriptor) -> crate::lightning::sign::ChannelDerivationParameters { - let mut inner_val = &mut this_ptr.get_native_mut_ref().channel_derivation_parameters; - crate::lightning::sign::ChannelDerivationParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::sign::ChannelDerivationParameters<>) as *mut _) }, is_owned: false } -} -/// The parameters required to derive the signer for the HTLC input. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_set_channel_derivation_parameters(this_ptr: &mut HTLCDescriptor, mut val: crate::lightning::sign::ChannelDerivationParameters) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.channel_derivation_parameters = *unsafe { Box::from_raw(val.take_inner()) }; -} -/// The number of the commitment transaction in which the HTLC output lives. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_get_per_commitment_number(this_ptr: &HTLCDescriptor) -> u64 { - let mut inner_val = &mut this_ptr.get_native_mut_ref().per_commitment_number; - *inner_val -} -/// The number of the commitment transaction in which the HTLC output lives. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_set_per_commitment_number(this_ptr: &mut HTLCDescriptor, mut val: u64) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.per_commitment_number = val; -} -/// The key tweak corresponding to the number of the commitment transaction in which the HTLC -/// output lives. This tweak is applied to all the basepoints for both parties in the channel to -/// arrive at unique keys per commitment. -/// -/// See for more info. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_get_per_commitment_point(this_ptr: &HTLCDescriptor) -> crate::c_types::PublicKey { - let mut inner_val = &mut this_ptr.get_native_mut_ref().per_commitment_point; - crate::c_types::PublicKey::from_rust(&inner_val) -} -/// The key tweak corresponding to the number of the commitment transaction in which the HTLC -/// output lives. This tweak is applied to all the basepoints for both parties in the channel to -/// arrive at unique keys per commitment. -/// -/// See for more info. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_set_per_commitment_point(this_ptr: &mut HTLCDescriptor, mut val: crate::c_types::PublicKey) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.per_commitment_point = val.into_rust(); -} -/// The feerate to use on the HTLC claiming transaction. This is always `0` for HTLCs -/// originating from a channel supporting anchor outputs, otherwise it is the channel's -/// negotiated feerate at the time the commitment transaction was built. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_get_feerate_per_kw(this_ptr: &HTLCDescriptor) -> u32 { - let mut inner_val = &mut this_ptr.get_native_mut_ref().feerate_per_kw; - *inner_val -} -/// The feerate to use on the HTLC claiming transaction. This is always `0` for HTLCs -/// originating from a channel supporting anchor outputs, otherwise it is the channel's -/// negotiated feerate at the time the commitment transaction was built. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_set_feerate_per_kw(this_ptr: &mut HTLCDescriptor, mut val: u32) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.feerate_per_kw = val; -} -/// The details of the HTLC as it appears in the commitment transaction. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_get_htlc(this_ptr: &HTLCDescriptor) -> crate::lightning::ln::chan_utils::HTLCOutputInCommitment { - let mut inner_val = &mut this_ptr.get_native_mut_ref().htlc; - crate::lightning::ln::chan_utils::HTLCOutputInCommitment { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::ln::chan_utils::HTLCOutputInCommitment<>) as *mut _) }, is_owned: false } -} -/// The details of the HTLC as it appears in the commitment transaction. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_set_htlc(this_ptr: &mut HTLCDescriptor, mut val: crate::lightning::ln::chan_utils::HTLCOutputInCommitment) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.htlc = *unsafe { Box::from_raw(val.take_inner()) }; -} -/// The preimage, if `Some`, to claim the HTLC output with. If `None`, the timeout path must be -/// taken. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_get_preimage(this_ptr: &HTLCDescriptor) -> crate::c_types::derived::COption_ThirtyTwoBytesZ { - let mut inner_val = &mut this_ptr.get_native_mut_ref().preimage; - let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_ThirtyTwoBytesZ::None } else { crate::c_types::derived::COption_ThirtyTwoBytesZ::Some(/* WARNING: CLONING CONVERSION HERE! &Option is otherwise un-expressable. */ { crate::c_types::ThirtyTwoBytes { data: (*inner_val.as_ref().unwrap()).clone().0 } }) }; - local_inner_val -} -/// The preimage, if `Some`, to claim the HTLC output with. If `None`, the timeout path must be -/// taken. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_set_preimage(this_ptr: &mut HTLCDescriptor, mut val: crate::c_types::derived::COption_ThirtyTwoBytesZ) { - let mut local_val = { /*val*/ let val_opt = val; if val_opt.is_none() { None } else { Some({ { ::lightning::ln::PaymentPreimage({ val_opt.take() }.data) }})} }; - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.preimage = local_val; -} -/// The counterparty's signature required to spend the HTLC output. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_get_counterparty_sig(this_ptr: &HTLCDescriptor) -> crate::c_types::ECDSASignature { - let mut inner_val = &mut this_ptr.get_native_mut_ref().counterparty_sig; - crate::c_types::ECDSASignature::from_rust(&inner_val) -} -/// The counterparty's signature required to spend the HTLC output. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_set_counterparty_sig(this_ptr: &mut HTLCDescriptor, mut val: crate::c_types::ECDSASignature) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.counterparty_sig = val.into_rust(); -} -impl Clone for HTLCDescriptor { - fn clone(&self) -> Self { - Self { - inner: if <*mut nativeHTLCDescriptor>::is_null(self.inner) { core::ptr::null_mut() } else { - ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, - is_owned: true, - } - } -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn HTLCDescriptor_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeHTLCDescriptor)).clone() })) as *mut c_void -} -#[no_mangle] -/// Creates a copy of the HTLCDescriptor -pub extern "C" fn HTLCDescriptor_clone(orig: &HTLCDescriptor) -> HTLCDescriptor { - orig.clone() -} -/// Checks if two HTLCDescriptors contain equal inner contents. -/// This ignores pointers and is_owned flags and looks at the values in fields. -/// Two objects with NULL inner values will be considered "equal" here. -#[no_mangle] -pub extern "C" fn HTLCDescriptor_eq(a: &HTLCDescriptor, b: &HTLCDescriptor) -> bool { - if a.inner == b.inner { return true; } - if a.inner.is_null() || b.inner.is_null() { return false; } - if a.get_native_ref() == b.get_native_ref() { true } else { false } -} -#[no_mangle] -/// Serialize the HTLCDescriptor object into a byte array which can be read by HTLCDescriptor_read -pub extern "C" fn HTLCDescriptor_write(obj: &crate::lightning::sign::HTLCDescriptor) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) -} -#[allow(unused)] -pub(crate) extern "C" fn HTLCDescriptor_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeHTLCDescriptor) }) -} -#[no_mangle] -/// Read a HTLCDescriptor from a byte array, created by HTLCDescriptor_write -pub extern "C" fn HTLCDescriptor_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_HTLCDescriptorDecodeErrorZ { - let res: Result = crate::c_types::deserialize_obj(ser); - let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::sign::HTLCDescriptor { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; - local_res -} -/// Returns the outpoint of the HTLC output in the commitment transaction. This is the outpoint -/// being spent by the HTLC input in the HTLC transaction. -#[must_use] -#[no_mangle] -pub extern "C" fn HTLCDescriptor_outpoint(this_arg: &crate::lightning::sign::HTLCDescriptor) -> crate::lightning::chain::transaction::OutPoint { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.outpoint(); - crate::c_types::bitcoin_to_C_outpoint(&ret) -} - -/// Returns the UTXO to be spent by the HTLC input, which can be obtained via -/// [`Self::unsigned_tx_input`]. -#[must_use] -#[no_mangle] -pub extern "C" fn HTLCDescriptor_previous_utxo(this_arg: &crate::lightning::sign::HTLCDescriptor) -> crate::c_types::TxOut { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.previous_utxo(secp256k1::global::SECP256K1); - crate::c_types::TxOut::from_rust(&ret) -} - -/// Returns the unsigned transaction input spending the HTLC output in the commitment -/// transaction. -#[must_use] -#[no_mangle] -pub extern "C" fn HTLCDescriptor_unsigned_tx_input(this_arg: &crate::lightning::sign::HTLCDescriptor) -> crate::c_types::TxIn { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.unsigned_tx_input(); - crate::c_types::TxIn::from_rust(&ret) -} - -/// Returns the delayed output created as a result of spending the HTLC output in the commitment -/// transaction. -#[must_use] -#[no_mangle] -pub extern "C" fn HTLCDescriptor_tx_output(this_arg: &crate::lightning::sign::HTLCDescriptor) -> crate::c_types::TxOut { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.tx_output(secp256k1::global::SECP256K1); - crate::c_types::TxOut::from_rust(&ret) -} - -/// Returns the witness script of the HTLC output in the commitment transaction. -#[must_use] -#[no_mangle] -pub extern "C" fn HTLCDescriptor_witness_script(this_arg: &crate::lightning::sign::HTLCDescriptor) -> crate::c_types::derived::CVec_u8Z { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.witness_script(secp256k1::global::SECP256K1); - ret.into_bytes().into() -} - -/// Returns the fully signed witness required to spend the HTLC output in the commitment -/// transaction. -#[must_use] -#[no_mangle] -pub extern "C" fn HTLCDescriptor_tx_input_witness(this_arg: &crate::lightning::sign::HTLCDescriptor, mut signature: crate::c_types::ECDSASignature, mut witness_script: crate::c_types::u8slice) -> crate::c_types::Witness { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.tx_input_witness(&signature.into_rust(), &::bitcoin::blockdata::script::Script::from(Vec::from(witness_script.to_slice()))); - crate::c_types::Witness::from_bitcoin(&ret) -} - -/// Derives the channel signer required to sign the HTLC input. -#[must_use] -#[no_mangle] -pub extern "C" fn HTLCDescriptor_derive_channel_signer(this_arg: &crate::lightning::sign::HTLCDescriptor, signer_provider: &crate::lightning::sign::SignerProvider) -> crate::lightning::sign::WriteableEcdsaChannelSigner { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.derive_channel_signer(signer_provider); - Into::into(ret) -} - -/// A trait to handle Lightning channel key material without concretizing the channel type or -/// the signature mechanism. -#[repr(C)] -pub struct ChannelSigner { - /// 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, - /// Gets the per-commitment point for a specific commitment number - /// - /// Note that the commitment number starts at `(1 << 48) - 1` and counts backwards. - pub get_per_commitment_point: extern "C" fn (this_arg: *const c_void, idx: u64) -> crate::c_types::PublicKey, - /// Gets the commitment secret for a specific commitment number as part of the revocation process - /// - /// An external signer implementation should error here if the commitment was already signed - /// and should refuse to sign it in the future. - /// - /// May be called more than once for the same index. - /// - /// Note that the commitment number starts at `(1 << 48) - 1` and counts backwards. - pub release_commitment_secret: extern "C" fn (this_arg: *const c_void, idx: u64) -> crate::c_types::ThirtyTwoBytes, - /// Validate the counterparty's signatures on the holder commitment transaction and HTLCs. - /// - /// This is required in order for the signer to make sure that releasing a commitment - /// secret won't leave us without a broadcastable holder transaction. - /// Policy checks should be implemented in this function, including checking the amount - /// sent to us and checking the HTLCs. - /// - /// The preimages of outgoing HTLCs that were fulfilled since the last commitment are provided. - /// A validating signer should ensure that an HTLC output is removed only when the matching - /// preimage is provided, or when the value to holder is restored. - /// - /// Note that all the relevant preimages will be provided, but there may also be additional - /// irrelevant or duplicate preimages. - pub validate_holder_commitment: extern "C" fn (this_arg: *const c_void, holder_tx: &crate::lightning::ln::chan_utils::HolderCommitmentTransaction, preimages: crate::c_types::derived::CVec_ThirtyTwoBytesZ) -> crate::c_types::derived::CResult_NoneNoneZ, - /// Returns the holder's channel public keys and basepoints. - pub pubkeys: core::cell::UnsafeCell, - /// Fill in the pubkeys field as a reference to it will be given to Rust after this returns - /// Note that this takes a pointer to this object, not the this_ptr like other methods do - /// This function pointer may be NULL if pubkeys is filled in when this object is created and never needs updating. - pub set_pubkeys: Option, - /// Returns an arbitrary identifier describing the set of keys which are provided back to you in - /// some [`SpendableOutputDescriptor`] types. This should be sufficient to identify this - /// [`EcdsaChannelSigner`] object uniquely and lookup or re-derive its keys. - pub channel_keys_id: extern "C" fn (this_arg: *const c_void) -> crate::c_types::ThirtyTwoBytes, - /// Set the counterparty static channel data, including basepoints, - /// `counterparty_selected`/`holder_selected_contest_delay` and funding outpoint. - /// - /// This data is static, and will never change for a channel once set. For a given [`ChannelSigner`] - /// instance, LDK will call this method exactly once - either immediately after construction - /// (not including if done via [`SignerProvider::read_chan_signer`]) or when the funding - /// information has been generated. - /// - /// channel_parameters.is_populated() MUST be true. - pub provide_channel_parameters: extern "C" fn (this_arg: *mut c_void, channel_parameters: &crate::lightning::ln::chan_utils::ChannelTransactionParameters), - /// 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 ChannelSigner {} -unsafe impl Sync for ChannelSigner {} -#[allow(unused)] -pub(crate) fn ChannelSigner_clone_fields(orig: &ChannelSigner) -> ChannelSigner { - ChannelSigner { - this_arg: orig.this_arg, - get_per_commitment_point: Clone::clone(&orig.get_per_commitment_point), - release_commitment_secret: Clone::clone(&orig.release_commitment_secret), - validate_holder_commitment: Clone::clone(&orig.validate_holder_commitment), - pubkeys: Clone::clone(unsafe { &*core::cell::UnsafeCell::get(&orig.pubkeys)}).into(), - set_pubkeys: Clone::clone(&orig.set_pubkeys), - channel_keys_id: Clone::clone(&orig.channel_keys_id), - provide_channel_parameters: Clone::clone(&orig.provide_channel_parameters), - free: Clone::clone(&orig.free), - } -} - -use lightning::sign::ChannelSigner as rustChannelSigner; -impl rustChannelSigner for ChannelSigner { - fn get_per_commitment_point(&self, mut idx: u64, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> bitcoin::secp256k1::PublicKey { - let mut ret = (self.get_per_commitment_point)(self.this_arg, idx); - ret.into_rust() - } - fn release_commitment_secret(&self, mut idx: u64) -> [u8; 32] { - let mut ret = (self.release_commitment_secret)(self.this_arg, idx); - ret.data - } - fn validate_holder_commitment(&self, mut holder_tx: &lightning::ln::chan_utils::HolderCommitmentTransaction, mut preimages: Vec) -> Result<(), ()> { - let mut local_preimages = Vec::new(); for mut item in preimages.drain(..) { local_preimages.push( { crate::c_types::ThirtyTwoBytes { data: item.0 } }); }; - let mut ret = (self.validate_holder_commitment)(self.this_arg, &crate::lightning::ln::chan_utils::HolderCommitmentTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((holder_tx as *const lightning::ln::chan_utils::HolderCommitmentTransaction<>) as *mut _) }, is_owned: false }, local_preimages.into()); - 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)) })*/ })}; - local_ret - } - fn pubkeys(&self) -> &lightning::ln::chan_utils::ChannelPublicKeys { - if let Some(f) = self.set_pubkeys { - (f)(&self); - } - unsafe { &*self.pubkeys.get() }.get_native_ref() - } - fn channel_keys_id(&self) -> [u8; 32] { - let mut ret = (self.channel_keys_id)(self.this_arg); - ret.data - } - fn provide_channel_parameters(&mut self, mut channel_parameters: &lightning::ln::chan_utils::ChannelTransactionParameters) { - (self.provide_channel_parameters)(self.this_arg, &crate::lightning::ln::chan_utils::ChannelTransactionParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((channel_parameters as *const lightning::ln::chan_utils::ChannelTransactionParameters<>) as *mut _) }, is_owned: false }) - } -} - -// 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 ChannelSigner { - type Target = Self; - fn deref(&self) -> &Self { - self - } -} -impl core::ops::DerefMut for ChannelSigner { - fn deref_mut(&mut self) -> &mut Self { - self - } -} -/// Calls the free function if one is set -#[no_mangle] -pub extern "C" fn ChannelSigner_free(this_ptr: ChannelSigner) { } -impl Drop for ChannelSigner { - fn drop(&mut self) { - if let Some(f) = self.free { - f(self.this_arg); - } - } -} -/// A trait to sign Lightning channel transactions as described in -/// [BOLT 3](https://github.com/lightning/bolts/blob/master/03-transactions.md). -/// -/// Signing services could be implemented on a hardware wallet and should implement signing -/// policies in order to be secure. Please refer to the [VLS Policy -/// Controls](https://gitlab.com/lightning-signer/validating-lightning-signer/-/blob/main/docs/policy-controls.md) -/// for an example of such policies. -#[repr(C)] -pub struct EcdsaChannelSigner { - /// 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, - /// Create a signature for a counterparty's commitment transaction and associated HTLC transactions. - /// - /// Note that if signing fails or is rejected, the channel will be force-closed. - /// - /// Policy checks should be implemented in this function, including checking the amount - /// sent to us and checking the HTLCs. - /// - /// The preimages of outgoing HTLCs that were fulfilled since the last commitment are provided. - /// A validating signer should ensure that an HTLC output is removed only when the matching - /// preimage is provided, or when the value to holder is restored. - /// - /// Note that all the relevant preimages will be provided, but there may also be additional - /// irrelevant or duplicate preimages. - pub sign_counterparty_commitment: extern "C" fn (this_arg: *const c_void, commitment_tx: &crate::lightning::ln::chan_utils::CommitmentTransaction, preimages: crate::c_types::derived::CVec_ThirtyTwoBytesZ) -> crate::c_types::derived::CResult_C2Tuple_ECDSASignatureCVec_ECDSASignatureZZNoneZ, - /// Validate the counterparty's revocation. - /// - /// This is required in order for the signer to make sure that the state has moved - /// forward and it is safe to sign the next counterparty commitment. - pub validate_counterparty_revocation: extern "C" fn (this_arg: *const c_void, idx: u64, secret: *const [u8; 32]) -> crate::c_types::derived::CResult_NoneNoneZ, - /// Creates a signature for a holder's commitment transaction. - /// - /// This will be called - /// - with a non-revoked `commitment_tx`. - /// - with the latest `commitment_tx` when we initiate a force-close. - /// - /// This may be called multiple times for the same transaction. - /// - /// An external signer implementation should check that the commitment has not been revoked. - pub sign_holder_commitment: extern "C" fn (this_arg: *const c_void, commitment_tx: &crate::lightning::ln::chan_utils::HolderCommitmentTransaction) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ, - /// Create a signature for the given input in a transaction spending an HTLC transaction output - /// or a commitment transaction `to_local` output when our counterparty broadcasts an old state. - /// - /// A justice transaction may claim multiple outputs at the same time if timelocks are - /// similar, but only a signature for the input at index `input` should be signed for here. - /// It may be called multiple times for same output(s) if a fee-bump is needed with regards - /// to an upcoming timelock expiration. - /// - /// Amount is value of the output spent by this input, committed to in the BIP 143 signature. - /// - /// `per_commitment_key` is revocation secret which was provided by our counterparty when they - /// revoked the state which they eventually broadcast. It's not a _holder_ secret key and does - /// not allow the spending of any funds by itself (you need our holder `revocation_secret` to do - /// so). - pub sign_justice_revoked_output: extern "C" fn (this_arg: *const c_void, justice_tx: crate::c_types::Transaction, input: usize, amount: u64, per_commitment_key: *const [u8; 32]) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ, - /// Create a signature for the given input in a transaction spending a commitment transaction - /// HTLC output when our counterparty broadcasts an old state. - /// - /// A justice transaction may claim multiple outputs at the same time if timelocks are - /// similar, but only a signature for the input at index `input` should be signed for here. - /// It may be called multiple times for same output(s) if a fee-bump is needed with regards - /// to an upcoming timelock expiration. - /// - /// `amount` is the value of the output spent by this input, committed to in the BIP 143 - /// signature. - /// - /// `per_commitment_key` is revocation secret which was provided by our counterparty when they - /// revoked the state which they eventually broadcast. It's not a _holder_ secret key and does - /// not allow the spending of any funds by itself (you need our holder revocation_secret to do - /// so). - /// - /// `htlc` holds HTLC elements (hash, timelock), thus changing the format of the witness script - /// (which is committed to in the BIP 143 signatures). - pub sign_justice_revoked_htlc: extern "C" fn (this_arg: *const c_void, justice_tx: crate::c_types::Transaction, input: usize, amount: u64, per_commitment_key: *const [u8; 32], htlc: &crate::lightning::ln::chan_utils::HTLCOutputInCommitment) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ, - /// Computes the signature for a commitment transaction's HTLC output used as an input within - /// `htlc_tx`, which spends the commitment transaction at index `input`. The signature returned - /// must be be computed using [`EcdsaSighashType::All`]. - /// - /// Note that this may be called for HTLCs in the penultimate commitment transaction if a - /// [`ChannelMonitor`] [replica](https://github.com/lightningdevkit/rust-lightning/blob/main/GLOSSARY.md#monitor-replicas) - /// broadcasts it before receiving the update for the latest commitment transaction. - /// - /// [`EcdsaSighashType::All`]: bitcoin::blockdata::transaction::EcdsaSighashType::All - /// [`ChannelMonitor`]: crate::chain::channelmonitor::ChannelMonitor - pub sign_holder_htlc_transaction: extern "C" fn (this_arg: *const c_void, htlc_tx: crate::c_types::Transaction, input: usize, htlc_descriptor: &crate::lightning::sign::HTLCDescriptor) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ, - /// Create a signature for a claiming transaction for a HTLC output on a counterparty's commitment - /// transaction, either offered or received. - /// - /// Such a transaction may claim multiples offered outputs at same time if we know the - /// preimage for each when we create it, but only the input at index `input` should be - /// signed for here. It may be called multiple times for same output(s) if a fee-bump is - /// needed with regards to an upcoming timelock expiration. - /// - /// `witness_script` is either an offered or received script as defined in BOLT3 for HTLC - /// outputs. - /// - /// `amount` is value of the output spent by this input, committed to in the BIP 143 signature. - /// - /// `per_commitment_point` is the dynamic point corresponding to the channel state - /// detected onchain. It has been generated by our counterparty and is used to derive - /// channel state keys, which are then included in the witness script and committed to in the - /// BIP 143 signature. - pub sign_counterparty_htlc_transaction: extern "C" fn (this_arg: *const c_void, htlc_tx: crate::c_types::Transaction, input: usize, amount: u64, per_commitment_point: crate::c_types::PublicKey, htlc: &crate::lightning::ln::chan_utils::HTLCOutputInCommitment) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ, - /// Create a signature for a (proposed) closing transaction. - /// - /// Note that, due to rounding, there may be one \"missing\" satoshi, and either party may have - /// chosen to forgo their output as dust. - pub sign_closing_transaction: extern "C" fn (this_arg: *const c_void, closing_tx: &crate::lightning::ln::chan_utils::ClosingTransaction) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ, - /// Computes the signature for a commitment transaction's anchor output used as an - /// input within `anchor_tx`, which spends the commitment transaction, at index `input`. - pub sign_holder_anchor_input: extern "C" fn (this_arg: *const c_void, anchor_tx: crate::c_types::Transaction, input: usize) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ, - /// Signs a channel announcement message with our funding key proving it comes from one of the - /// channel participants. - /// - /// Channel announcements also require a signature from each node's network key. Our node - /// signature is computed through [`NodeSigner::sign_gossip_message`]. - /// - /// Note that if this fails or is rejected, the channel will not be publicly announced and - /// our counterparty may (though likely will not) close the channel on us for violating the - /// protocol. - pub sign_channel_announcement_with_funding_key: extern "C" fn (this_arg: *const c_void, msg: &crate::lightning::ln::msgs::UnsignedChannelAnnouncement) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ, - /// Implementation of ChannelSigner for this object. - pub ChannelSigner: crate::lightning::sign::ChannelSigner, - /// 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 EcdsaChannelSigner {} -unsafe impl Sync for EcdsaChannelSigner {} -#[allow(unused)] -pub(crate) fn EcdsaChannelSigner_clone_fields(orig: &EcdsaChannelSigner) -> EcdsaChannelSigner { - EcdsaChannelSigner { - this_arg: orig.this_arg, - sign_counterparty_commitment: Clone::clone(&orig.sign_counterparty_commitment), - validate_counterparty_revocation: Clone::clone(&orig.validate_counterparty_revocation), - sign_holder_commitment: Clone::clone(&orig.sign_holder_commitment), - sign_justice_revoked_output: Clone::clone(&orig.sign_justice_revoked_output), - sign_justice_revoked_htlc: Clone::clone(&orig.sign_justice_revoked_htlc), - sign_holder_htlc_transaction: Clone::clone(&orig.sign_holder_htlc_transaction), - sign_counterparty_htlc_transaction: Clone::clone(&orig.sign_counterparty_htlc_transaction), - sign_closing_transaction: Clone::clone(&orig.sign_closing_transaction), - sign_holder_anchor_input: Clone::clone(&orig.sign_holder_anchor_input), - sign_channel_announcement_with_funding_key: Clone::clone(&orig.sign_channel_announcement_with_funding_key), - ChannelSigner: crate::lightning::sign::ChannelSigner_clone_fields(&orig.ChannelSigner), - free: Clone::clone(&orig.free), - } -} -impl lightning::sign::ChannelSigner for EcdsaChannelSigner { - fn get_per_commitment_point(&self, mut idx: u64, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> bitcoin::secp256k1::PublicKey { - let mut ret = (self.ChannelSigner.get_per_commitment_point)(self.ChannelSigner.this_arg, idx); - ret.into_rust() - } - fn release_commitment_secret(&self, mut idx: u64) -> [u8; 32] { - let mut ret = (self.ChannelSigner.release_commitment_secret)(self.ChannelSigner.this_arg, idx); - ret.data - } - fn validate_holder_commitment(&self, mut holder_tx: &lightning::ln::chan_utils::HolderCommitmentTransaction, mut preimages: Vec) -> Result<(), ()> { - let mut local_preimages = Vec::new(); for mut item in preimages.drain(..) { local_preimages.push( { crate::c_types::ThirtyTwoBytes { data: item.0 } }); }; - let mut ret = (self.ChannelSigner.validate_holder_commitment)(self.ChannelSigner.this_arg, &crate::lightning::ln::chan_utils::HolderCommitmentTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((holder_tx as *const lightning::ln::chan_utils::HolderCommitmentTransaction<>) as *mut _) }, is_owned: false }, local_preimages.into()); - 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)) })*/ })}; - local_ret - } - fn pubkeys(&self) -> &lightning::ln::chan_utils::ChannelPublicKeys { - if let Some(f) = self.ChannelSigner.set_pubkeys { - (f)(&self.ChannelSigner); - } - unsafe { &*self.ChannelSigner.pubkeys.get() }.get_native_ref() - } - fn channel_keys_id(&self) -> [u8; 32] { - let mut ret = (self.ChannelSigner.channel_keys_id)(self.ChannelSigner.this_arg); - ret.data - } - fn provide_channel_parameters(&mut self, mut channel_parameters: &lightning::ln::chan_utils::ChannelTransactionParameters) { - (self.ChannelSigner.provide_channel_parameters)(self.ChannelSigner.this_arg, &crate::lightning::ln::chan_utils::ChannelTransactionParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((channel_parameters as *const lightning::ln::chan_utils::ChannelTransactionParameters<>) as *mut _) }, is_owned: false }) - } -} - -use lightning::sign::EcdsaChannelSigner as rustEcdsaChannelSigner; -impl rustEcdsaChannelSigner for EcdsaChannelSigner { - fn sign_counterparty_commitment(&self, mut commitment_tx: &lightning::ln::chan_utils::CommitmentTransaction, mut preimages: Vec, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result<(bitcoin::secp256k1::ecdsa::Signature, Vec), ()> { - let mut local_preimages = Vec::new(); for mut item in preimages.drain(..) { local_preimages.push( { crate::c_types::ThirtyTwoBytes { data: item.0 } }); }; - let mut ret = (self.sign_counterparty_commitment)(self.this_arg, &crate::lightning::ln::chan_utils::CommitmentTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((commitment_tx as *const lightning::ln::chan_utils::CommitmentTransaction<>) as *mut _) }, is_owned: false }, local_preimages.into()); - let mut local_ret = match ret.result_ok { true => Ok( { let (mut orig_ret_0_0, mut orig_ret_0_1) = (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).to_rust(); let mut local_orig_ret_0_1 = Vec::new(); for mut item in orig_ret_0_1.into_rust().drain(..) { local_orig_ret_0_1.push( { item.into_rust() }); }; let mut local_ret_0 = (orig_ret_0_0.into_rust(), local_orig_ret_0_1); local_ret_0 }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn validate_counterparty_revocation(&self, mut idx: u64, mut secret: &bitcoin::secp256k1::SecretKey) -> Result<(), ()> { - let mut ret = (self.validate_counterparty_revocation)(self.this_arg, idx, secret.as_ref()); - 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)) })*/ })}; - local_ret - } - fn sign_holder_commitment(&self, mut commitment_tx: &lightning::ln::chan_utils::HolderCommitmentTransaction, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.sign_holder_commitment)(self.this_arg, &crate::lightning::ln::chan_utils::HolderCommitmentTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((commitment_tx as *const lightning::ln::chan_utils::HolderCommitmentTransaction<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_justice_revoked_output(&self, mut justice_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut amount: u64, mut per_commitment_key: &bitcoin::secp256k1::SecretKey, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.sign_justice_revoked_output)(self.this_arg, crate::c_types::Transaction::from_bitcoin(justice_tx), input, amount, per_commitment_key.as_ref()); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_justice_revoked_htlc(&self, mut justice_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut amount: u64, mut per_commitment_key: &bitcoin::secp256k1::SecretKey, mut htlc: &lightning::ln::chan_utils::HTLCOutputInCommitment, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.sign_justice_revoked_htlc)(self.this_arg, crate::c_types::Transaction::from_bitcoin(justice_tx), input, amount, per_commitment_key.as_ref(), &crate::lightning::ln::chan_utils::HTLCOutputInCommitment { inner: unsafe { ObjOps::nonnull_ptr_to_inner((htlc as *const lightning::ln::chan_utils::HTLCOutputInCommitment<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_holder_htlc_transaction(&self, mut htlc_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut htlc_descriptor: &lightning::sign::HTLCDescriptor, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.sign_holder_htlc_transaction)(self.this_arg, crate::c_types::Transaction::from_bitcoin(htlc_tx), input, &crate::lightning::sign::HTLCDescriptor { inner: unsafe { ObjOps::nonnull_ptr_to_inner((htlc_descriptor as *const lightning::sign::HTLCDescriptor<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_counterparty_htlc_transaction(&self, mut htlc_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut amount: u64, mut per_commitment_point: &bitcoin::secp256k1::PublicKey, mut htlc: &lightning::ln::chan_utils::HTLCOutputInCommitment, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.sign_counterparty_htlc_transaction)(self.this_arg, crate::c_types::Transaction::from_bitcoin(htlc_tx), input, amount, crate::c_types::PublicKey::from_rust(&per_commitment_point), &crate::lightning::ln::chan_utils::HTLCOutputInCommitment { inner: unsafe { ObjOps::nonnull_ptr_to_inner((htlc as *const lightning::ln::chan_utils::HTLCOutputInCommitment<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_closing_transaction(&self, mut closing_tx: &lightning::ln::chan_utils::ClosingTransaction, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.sign_closing_transaction)(self.this_arg, &crate::lightning::ln::chan_utils::ClosingTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((closing_tx as *const lightning::ln::chan_utils::ClosingTransaction<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_holder_anchor_input(&self, mut anchor_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.sign_holder_anchor_input)(self.this_arg, crate::c_types::Transaction::from_bitcoin(anchor_tx), input); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_channel_announcement_with_funding_key(&self, mut msg: &lightning::ln::msgs::UnsignedChannelAnnouncement, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.sign_channel_announcement_with_funding_key)(self.this_arg, &crate::lightning::ln::msgs::UnsignedChannelAnnouncement { inner: unsafe { ObjOps::nonnull_ptr_to_inner((msg as *const lightning::ln::msgs::UnsignedChannelAnnouncement<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } -} - -// We're essentially a pointer already, or at least a set of pointers, so allow us to be used -// directly as a Deref trait in higher-level structs: -impl core::ops::Deref for EcdsaChannelSigner { - type Target = Self; - fn deref(&self) -> &Self { - self - } -} -impl core::ops::DerefMut for EcdsaChannelSigner { - fn deref_mut(&mut self) -> &mut Self { - self - } -} -/// Calls the free function if one is set -#[no_mangle] -pub extern "C" fn EcdsaChannelSigner_free(this_ptr: EcdsaChannelSigner) { } -impl Drop for EcdsaChannelSigner { - fn drop(&mut self) { - if let Some(f) = self.free { - f(self.this_arg); - } - } -} -/// A writeable signer. -/// -/// There will always be two instances of a signer per channel, one occupied by the -/// [`ChannelManager`] and another by the channel's [`ChannelMonitor`]. -/// -/// [`ChannelManager`]: crate::ln::channelmanager::ChannelManager -/// [`ChannelMonitor`]: crate::chain::channelmonitor::ChannelMonitor -#[repr(C)] -pub struct WriteableEcdsaChannelSigner { - /// 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 EcdsaChannelSigner for this object. - pub EcdsaChannelSigner: crate::lightning::sign::EcdsaChannelSigner, - /// Serialize the object into a byte array - pub write: extern "C" fn (this_arg: *const c_void) -> crate::c_types::derived::CVec_u8Z, - /// Called, if set, after this WriteableEcdsaChannelSigner has been cloned into a duplicate object. - /// The new WriteableEcdsaChannelSigner is provided, and should be mutated as needed to perform a - /// deep copy of the object pointed to by this_arg or avoid any double-freeing. - pub cloned: Option, - /// 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 WriteableEcdsaChannelSigner {} -unsafe impl Sync for WriteableEcdsaChannelSigner {} -#[allow(unused)] -pub(crate) fn WriteableEcdsaChannelSigner_clone_fields(orig: &WriteableEcdsaChannelSigner) -> WriteableEcdsaChannelSigner { - WriteableEcdsaChannelSigner { - this_arg: orig.this_arg, - EcdsaChannelSigner: crate::lightning::sign::EcdsaChannelSigner_clone_fields(&orig.EcdsaChannelSigner), - write: Clone::clone(&orig.write), - cloned: Clone::clone(&orig.cloned), - free: Clone::clone(&orig.free), - } -} -impl lightning::sign::EcdsaChannelSigner for WriteableEcdsaChannelSigner { - fn sign_counterparty_commitment(&self, mut commitment_tx: &lightning::ln::chan_utils::CommitmentTransaction, mut preimages: Vec, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result<(bitcoin::secp256k1::ecdsa::Signature, Vec), ()> { - let mut local_preimages = Vec::new(); for mut item in preimages.drain(..) { local_preimages.push( { crate::c_types::ThirtyTwoBytes { data: item.0 } }); }; - let mut ret = (self.EcdsaChannelSigner.sign_counterparty_commitment)(self.EcdsaChannelSigner.this_arg, &crate::lightning::ln::chan_utils::CommitmentTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((commitment_tx as *const lightning::ln::chan_utils::CommitmentTransaction<>) as *mut _) }, is_owned: false }, local_preimages.into()); - let mut local_ret = match ret.result_ok { true => Ok( { let (mut orig_ret_0_0, mut orig_ret_0_1) = (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).to_rust(); let mut local_orig_ret_0_1 = Vec::new(); for mut item in orig_ret_0_1.into_rust().drain(..) { local_orig_ret_0_1.push( { item.into_rust() }); }; let mut local_ret_0 = (orig_ret_0_0.into_rust(), local_orig_ret_0_1); local_ret_0 }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn validate_counterparty_revocation(&self, mut idx: u64, mut secret: &bitcoin::secp256k1::SecretKey) -> Result<(), ()> { - let mut ret = (self.EcdsaChannelSigner.validate_counterparty_revocation)(self.EcdsaChannelSigner.this_arg, idx, secret.as_ref()); - 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)) })*/ })}; - local_ret - } - fn sign_holder_commitment(&self, mut commitment_tx: &lightning::ln::chan_utils::HolderCommitmentTransaction, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.EcdsaChannelSigner.sign_holder_commitment)(self.EcdsaChannelSigner.this_arg, &crate::lightning::ln::chan_utils::HolderCommitmentTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((commitment_tx as *const lightning::ln::chan_utils::HolderCommitmentTransaction<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_justice_revoked_output(&self, mut justice_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut amount: u64, mut per_commitment_key: &bitcoin::secp256k1::SecretKey, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.EcdsaChannelSigner.sign_justice_revoked_output)(self.EcdsaChannelSigner.this_arg, crate::c_types::Transaction::from_bitcoin(justice_tx), input, amount, per_commitment_key.as_ref()); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_justice_revoked_htlc(&self, mut justice_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut amount: u64, mut per_commitment_key: &bitcoin::secp256k1::SecretKey, mut htlc: &lightning::ln::chan_utils::HTLCOutputInCommitment, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.EcdsaChannelSigner.sign_justice_revoked_htlc)(self.EcdsaChannelSigner.this_arg, crate::c_types::Transaction::from_bitcoin(justice_tx), input, amount, per_commitment_key.as_ref(), &crate::lightning::ln::chan_utils::HTLCOutputInCommitment { inner: unsafe { ObjOps::nonnull_ptr_to_inner((htlc as *const lightning::ln::chan_utils::HTLCOutputInCommitment<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_holder_htlc_transaction(&self, mut htlc_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut htlc_descriptor: &lightning::sign::HTLCDescriptor, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.EcdsaChannelSigner.sign_holder_htlc_transaction)(self.EcdsaChannelSigner.this_arg, crate::c_types::Transaction::from_bitcoin(htlc_tx), input, &crate::lightning::sign::HTLCDescriptor { inner: unsafe { ObjOps::nonnull_ptr_to_inner((htlc_descriptor as *const lightning::sign::HTLCDescriptor<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_counterparty_htlc_transaction(&self, mut htlc_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut amount: u64, mut per_commitment_point: &bitcoin::secp256k1::PublicKey, mut htlc: &lightning::ln::chan_utils::HTLCOutputInCommitment, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.EcdsaChannelSigner.sign_counterparty_htlc_transaction)(self.EcdsaChannelSigner.this_arg, crate::c_types::Transaction::from_bitcoin(htlc_tx), input, amount, crate::c_types::PublicKey::from_rust(&per_commitment_point), &crate::lightning::ln::chan_utils::HTLCOutputInCommitment { inner: unsafe { ObjOps::nonnull_ptr_to_inner((htlc as *const lightning::ln::chan_utils::HTLCOutputInCommitment<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_closing_transaction(&self, mut closing_tx: &lightning::ln::chan_utils::ClosingTransaction, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.EcdsaChannelSigner.sign_closing_transaction)(self.EcdsaChannelSigner.this_arg, &crate::lightning::ln::chan_utils::ClosingTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((closing_tx as *const lightning::ln::chan_utils::ClosingTransaction<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_holder_anchor_input(&self, mut anchor_tx: &bitcoin::blockdata::transaction::Transaction, mut input: usize, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.EcdsaChannelSigner.sign_holder_anchor_input)(self.EcdsaChannelSigner.this_arg, crate::c_types::Transaction::from_bitcoin(anchor_tx), input); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_channel_announcement_with_funding_key(&self, mut msg: &lightning::ln::msgs::UnsignedChannelAnnouncement, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> Result { - let mut ret = (self.EcdsaChannelSigner.sign_channel_announcement_with_funding_key)(self.EcdsaChannelSigner.this_arg, &crate::lightning::ln::msgs::UnsignedChannelAnnouncement { inner: unsafe { ObjOps::nonnull_ptr_to_inner((msg as *const lightning::ln::msgs::UnsignedChannelAnnouncement<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } -} -impl lightning::sign::ChannelSigner for WriteableEcdsaChannelSigner { - fn get_per_commitment_point(&self, mut idx: u64, mut _secp_ctx: &bitcoin::secp256k1::Secp256k1) -> bitcoin::secp256k1::PublicKey { - let mut ret = (self.EcdsaChannelSigner.ChannelSigner.get_per_commitment_point)(self.EcdsaChannelSigner.ChannelSigner.this_arg, idx); - ret.into_rust() - } - fn release_commitment_secret(&self, mut idx: u64) -> [u8; 32] { - let mut ret = (self.EcdsaChannelSigner.ChannelSigner.release_commitment_secret)(self.EcdsaChannelSigner.ChannelSigner.this_arg, idx); - ret.data - } - fn validate_holder_commitment(&self, mut holder_tx: &lightning::ln::chan_utils::HolderCommitmentTransaction, mut preimages: Vec) -> Result<(), ()> { - let mut local_preimages = Vec::new(); for mut item in preimages.drain(..) { local_preimages.push( { crate::c_types::ThirtyTwoBytes { data: item.0 } }); }; - let mut ret = (self.EcdsaChannelSigner.ChannelSigner.validate_holder_commitment)(self.EcdsaChannelSigner.ChannelSigner.this_arg, &crate::lightning::ln::chan_utils::HolderCommitmentTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((holder_tx as *const lightning::ln::chan_utils::HolderCommitmentTransaction<>) as *mut _) }, is_owned: false }, local_preimages.into()); - 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)) })*/ })}; - local_ret - } - fn pubkeys(&self) -> &lightning::ln::chan_utils::ChannelPublicKeys { - if let Some(f) = self.EcdsaChannelSigner.ChannelSigner.set_pubkeys { - (f)(&self.EcdsaChannelSigner.ChannelSigner); - } - unsafe { &*self.EcdsaChannelSigner.ChannelSigner.pubkeys.get() }.get_native_ref() - } - fn channel_keys_id(&self) -> [u8; 32] { - let mut ret = (self.EcdsaChannelSigner.ChannelSigner.channel_keys_id)(self.EcdsaChannelSigner.ChannelSigner.this_arg); - ret.data - } - fn provide_channel_parameters(&mut self, mut channel_parameters: &lightning::ln::chan_utils::ChannelTransactionParameters) { - (self.EcdsaChannelSigner.ChannelSigner.provide_channel_parameters)(self.EcdsaChannelSigner.ChannelSigner.this_arg, &crate::lightning::ln::chan_utils::ChannelTransactionParameters { inner: unsafe { ObjOps::nonnull_ptr_to_inner((channel_parameters as *const lightning::ln::chan_utils::ChannelTransactionParameters<>) as *mut _) }, is_owned: false }) - } -} -impl lightning::util::ser::Writeable for WriteableEcdsaChannelSigner { - 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()) - } -} -#[no_mangle] -/// Creates a copy of a WriteableEcdsaChannelSigner -pub extern "C" fn WriteableEcdsaChannelSigner_clone(orig: &WriteableEcdsaChannelSigner) -> WriteableEcdsaChannelSigner { - let mut res = WriteableEcdsaChannelSigner_clone_fields(orig); - if let Some(f) = orig.cloned { (f)(&mut res) }; - res -} -impl Clone for WriteableEcdsaChannelSigner { - fn clone(&self) -> Self { - WriteableEcdsaChannelSigner_clone(self) - } -} - -use lightning::sign::WriteableEcdsaChannelSigner as rustWriteableEcdsaChannelSigner; -impl rustWriteableEcdsaChannelSigner for WriteableEcdsaChannelSigner { -} - -// 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 WriteableEcdsaChannelSigner { - type Target = Self; - fn deref(&self) -> &Self { - self - } -} -impl core::ops::DerefMut for WriteableEcdsaChannelSigner { - fn deref_mut(&mut self) -> &mut Self { - self - } -} -/// Calls the free function if one is set -#[no_mangle] -pub extern "C" fn WriteableEcdsaChannelSigner_free(this_ptr: WriteableEcdsaChannelSigner) { } -impl Drop for WriteableEcdsaChannelSigner { - fn drop(&mut self) { - if let Some(f) = self.free { - f(self.this_arg); - } - } -} -/// Specifies the recipient of an invoice. -/// -/// This indicates to [`NodeSigner::sign_invoice`] what node secret key should be used to sign -/// the invoice. -#[derive(Clone)] -#[must_use] -#[repr(C)] -pub enum Recipient { - /// The invoice should be signed with the local node secret key. - Node, - /// The invoice should be signed with the phantom node secret key. This secret key must be the - /// same for all nodes participating in the [phantom node payment]. - /// - /// [phantom node payment]: PhantomKeysManager - PhantomNode, -} -use lightning::sign::Recipient as RecipientImport; -pub(crate) type nativeRecipient = RecipientImport; - -impl Recipient { - #[allow(unused)] - pub(crate) fn to_native(&self) -> nativeRecipient { - match self { - Recipient::Node => nativeRecipient::Node, - Recipient::PhantomNode => nativeRecipient::PhantomNode, - } - } - #[allow(unused)] - pub(crate) fn into_native(self) -> nativeRecipient { - match self { - Recipient::Node => nativeRecipient::Node, - Recipient::PhantomNode => nativeRecipient::PhantomNode, - } - } - #[allow(unused)] - pub(crate) fn from_native(native: &nativeRecipient) -> Self { - match native { - nativeRecipient::Node => Recipient::Node, - nativeRecipient::PhantomNode => Recipient::PhantomNode, - } - } - #[allow(unused)] - pub(crate) fn native_into(native: nativeRecipient) -> Self { - match native { - nativeRecipient::Node => Recipient::Node, - nativeRecipient::PhantomNode => Recipient::PhantomNode, - } - } -} -/// Creates a copy of the Recipient -#[no_mangle] -pub extern "C" fn Recipient_clone(orig: &Recipient) -> Recipient { - orig.clone() -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn Recipient_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *const Recipient)).clone() })) as *mut c_void -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn Recipient_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut Recipient) }; -} -#[no_mangle] -/// Utility method to constructs a new Node-variant Recipient -pub extern "C" fn Recipient_node() -> Recipient { - Recipient::Node} -#[no_mangle] -/// Utility method to constructs a new PhantomNode-variant Recipient -pub extern "C" fn Recipient_phantom_node() -> Recipient { - Recipient::PhantomNode} -/// A trait that describes a source of entropy. -#[repr(C)] -pub struct EntropySource { - /// 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, - /// Gets a unique, cryptographically-secure, random 32-byte value. This method must return a - /// different value each time it is called. - pub get_secure_random_bytes: extern "C" fn (this_arg: *const c_void) -> crate::c_types::ThirtyTwoBytes, - /// 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 EntropySource {} -unsafe impl Sync for EntropySource {} -#[allow(unused)] -pub(crate) fn EntropySource_clone_fields(orig: &EntropySource) -> EntropySource { - EntropySource { - this_arg: orig.this_arg, - get_secure_random_bytes: Clone::clone(&orig.get_secure_random_bytes), - free: Clone::clone(&orig.free), - } -} - -use lightning::sign::EntropySource as rustEntropySource; -impl rustEntropySource for EntropySource { - fn get_secure_random_bytes(&self) -> [u8; 32] { - let mut ret = (self.get_secure_random_bytes)(self.this_arg); - ret.data - } -} - -// 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 EntropySource { - type Target = Self; - fn deref(&self) -> &Self { - self - } -} -impl core::ops::DerefMut for EntropySource { - fn deref_mut(&mut self) -> &mut Self { - self - } -} -/// Calls the free function if one is set -#[no_mangle] -pub extern "C" fn EntropySource_free(this_ptr: EntropySource) { } -impl Drop for EntropySource { - fn drop(&mut self) { - if let Some(f) = self.free { - f(self.this_arg); - } - } -} -/// A trait that can handle cryptographic operations at the scope level of a node. -#[repr(C)] -pub struct NodeSigner { - /// 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, - /// Get secret key material as bytes for use in encrypting and decrypting inbound payment data. - /// - /// If the implementor of this trait supports [phantom node payments], then every node that is - /// intended to be included in the phantom invoice route hints must return the same value from - /// this method. - /// - /// This method must return the same value each time it is called. - /// - /// [phantom node payments]: PhantomKeysManager - pub get_inbound_payment_key_material: extern "C" fn (this_arg: *const c_void) -> crate::c_types::ThirtyTwoBytes, - /// Get node id based on the provided [`Recipient`]. - /// - /// This method must return the same value each time it is called with a given [`Recipient`] - /// parameter. - /// - /// Errors if the [`Recipient`] variant is not supported by the implementation. - pub get_node_id: extern "C" fn (this_arg: *const c_void, recipient: crate::lightning::sign::Recipient) -> crate::c_types::derived::CResult_PublicKeyNoneZ, - /// Gets the ECDH shared secret of our node secret and `other_key`, multiplying by `tweak` if - /// one is provided. Note that this tweak can be applied to `other_key` instead of our node - /// secret, though this is less efficient. - /// - /// Note that if this fails while attempting to forward an HTLC, LDK will panic. The error - /// should be resolved to allow LDK to resume forwarding HTLCs. - /// - /// Errors if the [`Recipient`] variant is not supported by the implementation. - pub ecdh: extern "C" fn (this_arg: *const c_void, recipient: crate::lightning::sign::Recipient, other_key: crate::c_types::PublicKey, tweak: crate::c_types::derived::COption_BigEndianScalarZ) -> crate::c_types::derived::CResult_ThirtyTwoBytesNoneZ, - /// Sign an invoice. - /// - /// By parameterizing by the raw invoice bytes instead of the hash, we allow implementors of - /// this trait to parse the invoice and make sure they're signing what they expect, rather than - /// blindly signing the hash. - /// - /// The `hrp_bytes` are ASCII bytes, while the `invoice_data` is base32. - /// - /// The secret key used to sign the invoice is dependent on the [`Recipient`]. - /// - /// Errors if the [`Recipient`] variant is not supported by the implementation. - pub sign_invoice: extern "C" fn (this_arg: *const c_void, hrp_bytes: crate::c_types::u8slice, invoice_data: crate::c_types::derived::CVec_U5Z, recipient: crate::lightning::sign::Recipient) -> crate::c_types::derived::CResult_RecoverableSignatureNoneZ, - /// Signs the [`TaggedHash`] of a BOLT 12 invoice request. - /// - /// May be called by a function passed to [`UnsignedInvoiceRequest::sign`] where - /// `invoice_request` is the callee. - /// - /// Implementors may check that the `invoice_request` is expected rather than blindly signing - /// the tagged hash. An `Ok` result should sign `invoice_request.tagged_hash().as_digest()` with - /// the node's signing key or an ephemeral key to preserve privacy, whichever is associated with - /// [`UnsignedInvoiceRequest::payer_id`]. - /// - /// [`TaggedHash`]: crate::offers::merkle::TaggedHash - pub sign_bolt12_invoice_request: extern "C" fn (this_arg: *const c_void, invoice_request: &crate::lightning::offers::invoice_request::UnsignedInvoiceRequest) -> crate::c_types::derived::CResult_SchnorrSignatureNoneZ, - /// Signs the [`TaggedHash`] of a BOLT 12 invoice. - /// - /// May be called by a function passed to [`UnsignedBolt12Invoice::sign`] where `invoice` is the - /// callee. - /// - /// Implementors may check that the `invoice` is expected rather than blindly signing the tagged - /// hash. An `Ok` result should sign `invoice.tagged_hash().as_digest()` with the node's signing - /// key or an ephemeral key to preserve privacy, whichever is associated with - /// [`UnsignedBolt12Invoice::signing_pubkey`]. - /// - /// [`TaggedHash`]: crate::offers::merkle::TaggedHash - pub sign_bolt12_invoice: extern "C" fn (this_arg: *const c_void, invoice: &crate::lightning::offers::invoice::UnsignedBolt12Invoice) -> crate::c_types::derived::CResult_SchnorrSignatureNoneZ, - /// Sign a gossip message. - /// - /// Note that if this fails, LDK may panic and the message will not be broadcast to the network - /// or a possible channel counterparty. If LDK panics, the error should be resolved to allow the - /// message to be broadcast, as otherwise it may prevent one from receiving funds over the - /// corresponding channel. - pub sign_gossip_message: extern "C" fn (this_arg: *const c_void, msg: crate::lightning::ln::msgs::UnsignedGossipMessage) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ, - /// 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 NodeSigner {} -unsafe impl Sync for NodeSigner {} -#[allow(unused)] -pub(crate) fn NodeSigner_clone_fields(orig: &NodeSigner) -> NodeSigner { - NodeSigner { - this_arg: orig.this_arg, - get_inbound_payment_key_material: Clone::clone(&orig.get_inbound_payment_key_material), - get_node_id: Clone::clone(&orig.get_node_id), - ecdh: Clone::clone(&orig.ecdh), - sign_invoice: Clone::clone(&orig.sign_invoice), - sign_bolt12_invoice_request: Clone::clone(&orig.sign_bolt12_invoice_request), - sign_bolt12_invoice: Clone::clone(&orig.sign_bolt12_invoice), - sign_gossip_message: Clone::clone(&orig.sign_gossip_message), - free: Clone::clone(&orig.free), - } -} - -use lightning::sign::NodeSigner as rustNodeSigner; -impl rustNodeSigner for NodeSigner { - fn get_inbound_payment_key_material(&self) -> lightning::sign::KeyMaterial { - let mut ret = (self.get_inbound_payment_key_material)(self.this_arg); - ::lightning::sign::KeyMaterial(ret.data) - } - fn get_node_id(&self, mut recipient: lightning::sign::Recipient) -> Result { - let mut ret = (self.get_node_id)(self.this_arg, crate::lightning::sign::Recipient::native_into(recipient)); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn ecdh(&self, mut recipient: lightning::sign::Recipient, mut other_key: &bitcoin::secp256k1::PublicKey, mut tweak: Option<&bitcoin::secp256k1::Scalar>) -> Result { - let mut local_tweak = if tweak.is_none() { crate::c_types::derived::COption_BigEndianScalarZ::None } else { crate::c_types::derived::COption_BigEndianScalarZ::Some(/* WARNING: CLONING CONVERSION HERE! &Option is otherwise un-expressable. */ { crate::c_types::BigEndianScalar::from_rust(&(*tweak.as_ref().unwrap()).clone()) }) }; - let mut ret = (self.ecdh)(self.this_arg, crate::lightning::sign::Recipient::native_into(recipient), crate::c_types::PublicKey::from_rust(&other_key), local_tweak); - let mut local_ret = match ret.result_ok { true => Ok( { ::bitcoin::secp256k1::ecdh::SharedSecret::from_bytes((*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).data) }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_invoice(&self, mut hrp_bytes: &[u8], mut invoice_data: &[bitcoin::bech32::u5], mut recipient: lightning::sign::Recipient) -> Result { - let mut local_hrp_bytes = crate::c_types::u8slice::from_slice(hrp_bytes); - let mut local_invoice_data_clone = Vec::new(); local_invoice_data_clone.extend_from_slice(invoice_data); let mut invoice_data = local_invoice_data_clone; let mut local_invoice_data = Vec::new(); for mut item in invoice_data.drain(..) { local_invoice_data.push( { item.into() }); }; - let mut ret = (self.sign_invoice)(self.this_arg, local_hrp_bytes, local_invoice_data.into(), crate::lightning::sign::Recipient::native_into(recipient)); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_bolt12_invoice_request(&self, mut invoice_request: &lightning::offers::invoice_request::UnsignedInvoiceRequest) -> Result { - let mut ret = (self.sign_bolt12_invoice_request)(self.this_arg, &crate::lightning::offers::invoice_request::UnsignedInvoiceRequest { inner: unsafe { ObjOps::nonnull_ptr_to_inner((invoice_request as *const lightning::offers::invoice_request::UnsignedInvoiceRequest<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_bolt12_invoice(&self, mut invoice: &lightning::offers::invoice::UnsignedBolt12Invoice) -> Result { - let mut ret = (self.sign_bolt12_invoice)(self.this_arg, &crate::lightning::offers::invoice::UnsignedBolt12Invoice { inner: unsafe { ObjOps::nonnull_ptr_to_inner((invoice as *const lightning::offers::invoice::UnsignedBolt12Invoice<>) as *mut _) }, is_owned: false }); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn sign_gossip_message(&self, mut msg: lightning::ln::msgs::UnsignedGossipMessage) -> Result { - let mut ret = (self.sign_gossip_message)(self.this_arg, crate::lightning::ln::msgs::UnsignedGossipMessage::native_into(msg)); - let mut local_ret = match ret.result_ok { true => Ok( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust() }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } -} - -// We're essentially a pointer already, or at least a set of pointers, so allow us to be used -// directly as a Deref trait in higher-level structs: -impl core::ops::Deref for NodeSigner { - type Target = Self; - fn deref(&self) -> &Self { - self - } -} -impl core::ops::DerefMut for NodeSigner { - fn deref_mut(&mut self) -> &mut Self { - self - } -} -/// Calls the free function if one is set -#[no_mangle] -pub extern "C" fn NodeSigner_free(this_ptr: NodeSigner) { } -impl Drop for NodeSigner { - fn drop(&mut self) { - if let Some(f) = self.free { - f(self.this_arg); - } - } -} -/// A trait that can return signer instances for individual channels. -#[repr(C)] -pub struct SignerProvider { - /// 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, - /// Generates a unique `channel_keys_id` that can be used to obtain a [`Self::Signer`] through - /// [`SignerProvider::derive_channel_signer`]. The `user_channel_id` is provided to allow - /// implementations of [`SignerProvider`] to maintain a mapping between itself and the generated - /// `channel_keys_id`. - /// - /// This method must return a different value each time it is called. - pub generate_channel_keys_id: extern "C" fn (this_arg: *const c_void, inbound: bool, channel_value_satoshis: u64, user_channel_id: crate::c_types::U128) -> crate::c_types::ThirtyTwoBytes, - /// Derives the private key material backing a `Signer`. - /// - /// To derive a new `Signer`, a fresh `channel_keys_id` should be obtained through - /// [`SignerProvider::generate_channel_keys_id`]. Otherwise, an existing `Signer` can be - /// re-derived from its `channel_keys_id`, which can be obtained through its trait method - /// [`ChannelSigner::channel_keys_id`]. - pub derive_channel_signer: extern "C" fn (this_arg: *const c_void, channel_value_satoshis: u64, channel_keys_id: crate::c_types::ThirtyTwoBytes) -> crate::lightning::sign::WriteableEcdsaChannelSigner, - /// Reads a [`Signer`] for this [`SignerProvider`] from the given input stream. - /// This is only called during deserialization of other objects which contain - /// [`WriteableEcdsaChannelSigner`]-implementing objects (i.e., [`ChannelMonitor`]s and [`ChannelManager`]s). - /// The bytes are exactly those which `::write()` writes, and - /// contain no versioning scheme. You may wish to include your own version prefix and ensure - /// you've read all of the provided bytes to ensure no corruption occurred. - /// - /// This method is slowly being phased out -- it will only be called when reading objects - /// written by LDK versions prior to 0.0.113. - /// - /// [`Signer`]: Self::Signer - /// [`ChannelMonitor`]: crate::chain::channelmonitor::ChannelMonitor - /// [`ChannelManager`]: crate::ln::channelmanager::ChannelManager - pub read_chan_signer: extern "C" fn (this_arg: *const c_void, reader: crate::c_types::u8slice) -> crate::c_types::derived::CResult_WriteableEcdsaChannelSignerDecodeErrorZ, - /// Get a script pubkey which we send funds to when claiming on-chain contestable outputs. - /// - /// If this function returns an error, this will result in a channel failing to open. - /// - /// This method should return a different value each time it is called, to avoid linking - /// on-chain funds across channels as controlled to the same user. - pub get_destination_script: extern "C" fn (this_arg: *const c_void) -> crate::c_types::derived::CResult_CVec_u8ZNoneZ, - /// Get a script pubkey which we will send funds to when closing a channel. - /// - /// If this function returns an error, this will result in a channel failing to open or close. - /// In the event of a failure when the counterparty is initiating a close, this can result in a - /// channel force close. - /// - /// This method should return a different value each time it is called, to avoid linking - /// on-chain funds across channels as controlled to the same user. - pub get_shutdown_scriptpubkey: extern "C" fn (this_arg: *const c_void) -> crate::c_types::derived::CResult_ShutdownScriptNoneZ, - /// 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 SignerProvider {} -unsafe impl Sync for SignerProvider {} -#[allow(unused)] -pub(crate) fn SignerProvider_clone_fields(orig: &SignerProvider) -> SignerProvider { - SignerProvider { - this_arg: orig.this_arg, - generate_channel_keys_id: Clone::clone(&orig.generate_channel_keys_id), - derive_channel_signer: Clone::clone(&orig.derive_channel_signer), - read_chan_signer: Clone::clone(&orig.read_chan_signer), - get_destination_script: Clone::clone(&orig.get_destination_script), - get_shutdown_scriptpubkey: Clone::clone(&orig.get_shutdown_scriptpubkey), - free: Clone::clone(&orig.free), - } -} - -use lightning::sign::SignerProvider as rustSignerProvider; -impl rustSignerProvider for SignerProvider { - type Signer = crate::lightning::sign::WriteableEcdsaChannelSigner; - fn generate_channel_keys_id(&self, mut inbound: bool, mut channel_value_satoshis: u64, mut user_channel_id: u128) -> [u8; 32] { - let mut ret = (self.generate_channel_keys_id)(self.this_arg, inbound, channel_value_satoshis, user_channel_id.into()); - ret.data - } - fn derive_channel_signer(&self, mut channel_value_satoshis: u64, mut channel_keys_id: [u8; 32]) -> crate::lightning::sign::WriteableEcdsaChannelSigner { - let mut ret = (self.derive_channel_signer)(self.this_arg, channel_value_satoshis, crate::c_types::ThirtyTwoBytes { data: channel_keys_id }); - ret - } - fn read_chan_signer(&self, mut reader: &[u8]) -> Result { - let mut local_reader = crate::c_types::u8slice::from_slice(reader); - let mut ret = (self.read_chan_signer)(self.this_arg, local_reader); - 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 - } - fn get_destination_script(&self) -> Result { - let mut ret = (self.get_destination_script)(self.this_arg); - let mut local_ret = match ret.result_ok { true => Ok( { ::bitcoin::blockdata::script::Script::from((*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).into_rust()) }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } - fn get_shutdown_scriptpubkey(&self) -> Result { - let mut ret = (self.get_shutdown_scriptpubkey)(self.this_arg); - let mut local_ret = match ret.result_ok { true => Ok( { *unsafe { Box::from_raw((*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.result)) }).take_inner()) } }), false => Err( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut ret.contents.err)) })*/ })}; - local_ret - } -} - -// 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 SignerProvider { - type Target = Self; - fn deref(&self) -> &Self { - self - } -} -impl core::ops::DerefMut for SignerProvider { - fn deref_mut(&mut self) -> &mut Self { - self - } -} -/// Calls the free function if one is set -#[no_mangle] -pub extern "C" fn SignerProvider_free(this_ptr: SignerProvider) { } -impl Drop for SignerProvider { - fn drop(&mut self) { - if let Some(f) = self.free { - f(self.this_arg); - } - } -} - -use lightning::sign::InMemorySigner as nativeInMemorySignerImport; -pub(crate) type nativeInMemorySigner = nativeInMemorySignerImport; - -/// A simple implementation of [`WriteableEcdsaChannelSigner`] that just keeps the private keys in memory. -/// -/// This implementation performs no policy checks and is insufficient by itself as -/// a secure external signer. -#[must_use] -#[repr(C)] -pub struct InMemorySigner { - /// 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 nativeInMemorySigner, - /// 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 InMemorySigner { - fn drop(&mut self) { - if self.is_owned && !<*mut nativeInMemorySigner>::is_null(self.inner) { - let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; - } - } -} -/// Frees any resources used by the InMemorySigner, if is_owned is set and inner is non-NULL. -#[no_mangle] -pub extern "C" fn InMemorySigner_free(this_obj: InMemorySigner) { } -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn InMemorySigner_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut nativeInMemorySigner) }; -} -#[allow(unused)] -impl InMemorySigner { - pub(crate) fn get_native_ref(&self) -> &'static nativeInMemorySigner { - unsafe { &*ObjOps::untweak_ptr(self.inner) } - } - pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeInMemorySigner { - 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 nativeInMemorySigner { - assert!(self.is_owned); - let ret = ObjOps::untweak_ptr(self.inner); - self.inner = core::ptr::null_mut(); - ret - } -} -/// Holder secret key in the 2-of-2 multisig script of a channel. This key also backs the -/// holder's anchor output in a commitment transaction, if one is present. -#[no_mangle] -pub extern "C" fn InMemorySigner_get_funding_key(this_ptr: &InMemorySigner) -> *const [u8; 32] { - let mut inner_val = &mut this_ptr.get_native_mut_ref().funding_key; - inner_val.as_ref() -} -/// Holder secret key in the 2-of-2 multisig script of a channel. This key also backs the -/// holder's anchor output in a commitment transaction, if one is present. -#[no_mangle] -pub extern "C" fn InMemorySigner_set_funding_key(this_ptr: &mut InMemorySigner, mut val: crate::c_types::SecretKey) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.funding_key = val.into_rust(); -} -/// Holder secret key for blinded revocation pubkey. -#[no_mangle] -pub extern "C" fn InMemorySigner_get_revocation_base_key(this_ptr: &InMemorySigner) -> *const [u8; 32] { - let mut inner_val = &mut this_ptr.get_native_mut_ref().revocation_base_key; - inner_val.as_ref() -} -/// Holder secret key for blinded revocation pubkey. -#[no_mangle] -pub extern "C" fn InMemorySigner_set_revocation_base_key(this_ptr: &mut InMemorySigner, mut val: crate::c_types::SecretKey) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.revocation_base_key = val.into_rust(); -} -/// Holder secret key used for our balance in counterparty-broadcasted commitment transactions. -#[no_mangle] -pub extern "C" fn InMemorySigner_get_payment_key(this_ptr: &InMemorySigner) -> *const [u8; 32] { - let mut inner_val = &mut this_ptr.get_native_mut_ref().payment_key; - inner_val.as_ref() -} -/// Holder secret key used for our balance in counterparty-broadcasted commitment transactions. -#[no_mangle] -pub extern "C" fn InMemorySigner_set_payment_key(this_ptr: &mut InMemorySigner, mut val: crate::c_types::SecretKey) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.payment_key = val.into_rust(); -} -/// Holder secret key used in an HTLC transaction. -#[no_mangle] -pub extern "C" fn InMemorySigner_get_delayed_payment_base_key(this_ptr: &InMemorySigner) -> *const [u8; 32] { - let mut inner_val = &mut this_ptr.get_native_mut_ref().delayed_payment_base_key; - inner_val.as_ref() -} -/// Holder secret key used in an HTLC transaction. -#[no_mangle] -pub extern "C" fn InMemorySigner_set_delayed_payment_base_key(this_ptr: &mut InMemorySigner, mut val: crate::c_types::SecretKey) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.delayed_payment_base_key = val.into_rust(); -} -/// Holder HTLC secret key used in commitment transaction HTLC outputs. -#[no_mangle] -pub extern "C" fn InMemorySigner_get_htlc_base_key(this_ptr: &InMemorySigner) -> *const [u8; 32] { - let mut inner_val = &mut this_ptr.get_native_mut_ref().htlc_base_key; - inner_val.as_ref() -} -/// Holder HTLC secret key used in commitment transaction HTLC outputs. -#[no_mangle] -pub extern "C" fn InMemorySigner_set_htlc_base_key(this_ptr: &mut InMemorySigner, mut val: crate::c_types::SecretKey) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.htlc_base_key = val.into_rust(); -} -/// Commitment seed. -#[no_mangle] -pub extern "C" fn InMemorySigner_get_commitment_seed(this_ptr: &InMemorySigner) -> *const [u8; 32] { - let mut inner_val = &mut this_ptr.get_native_mut_ref().commitment_seed; - inner_val -} -/// Commitment seed. -#[no_mangle] -pub extern "C" fn InMemorySigner_set_commitment_seed(this_ptr: &mut InMemorySigner, mut val: crate::c_types::ThirtyTwoBytes) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.commitment_seed = val.data; -} -impl Clone for InMemorySigner { - fn clone(&self) -> Self { - Self { - inner: if <*mut nativeInMemorySigner>::is_null(self.inner) { core::ptr::null_mut() } else { - ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, - is_owned: true, - } - } -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn InMemorySigner_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeInMemorySigner)).clone() })) as *mut c_void -} -#[no_mangle] -/// Creates a copy of the InMemorySigner -pub extern "C" fn InMemorySigner_clone(orig: &InMemorySigner) -> InMemorySigner { - orig.clone() -} -/// Creates a new [`InMemorySigner`]. -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_new(mut funding_key: crate::c_types::SecretKey, mut revocation_base_key: crate::c_types::SecretKey, mut payment_key: crate::c_types::SecretKey, mut delayed_payment_base_key: crate::c_types::SecretKey, mut htlc_base_key: crate::c_types::SecretKey, mut commitment_seed: crate::c_types::ThirtyTwoBytes, mut channel_value_satoshis: u64, mut channel_keys_id: crate::c_types::ThirtyTwoBytes, mut rand_bytes_unique_start: crate::c_types::ThirtyTwoBytes) -> crate::lightning::sign::InMemorySigner { - let mut ret = lightning::sign::InMemorySigner::new(secp256k1::global::SECP256K1, funding_key.into_rust(), revocation_base_key.into_rust(), payment_key.into_rust(), delayed_payment_base_key.into_rust(), htlc_base_key.into_rust(), commitment_seed.data, channel_value_satoshis, channel_keys_id.data, rand_bytes_unique_start.data); - crate::lightning::sign::InMemorySigner { inner: ObjOps::heap_alloc(ret), is_owned: true } -} - -/// Returns the counterparty's pubkeys. -/// -/// Will return `None` if [`ChannelSigner::provide_channel_parameters`] has not been called. -/// In general, this is safe to `unwrap` only in [`ChannelSigner`] implementation. -/// -/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_counterparty_pubkeys(this_arg: &crate::lightning::sign::InMemorySigner) -> crate::lightning::ln::chan_utils::ChannelPublicKeys { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.counterparty_pubkeys(); - let mut local_ret = crate::lightning::ln::chan_utils::ChannelPublicKeys { inner: unsafe { (if ret.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (ret.unwrap()) }) } as *const lightning::ln::chan_utils::ChannelPublicKeys<>) as *mut _ }, is_owned: false }; - local_ret -} - -/// Returns the `contest_delay` value specified by our counterparty and applied on holder-broadcastable -/// transactions, i.e., the amount of time that we have to wait to recover our funds if we -/// broadcast a transaction. -/// -/// Will return `None` if [`ChannelSigner::provide_channel_parameters`] has not been called. -/// In general, this is safe to `unwrap` only in [`ChannelSigner`] implementation. -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_counterparty_selected_contest_delay(this_arg: &crate::lightning::sign::InMemorySigner) -> crate::c_types::derived::COption_u16Z { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.counterparty_selected_contest_delay(); - let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_u16Z::None } else { crate::c_types::derived::COption_u16Z::Some( { ret.unwrap() }) }; - local_ret -} - -/// Returns the `contest_delay` value specified by us and applied on transactions broadcastable -/// by our counterparty, i.e., the amount of time that they have to wait to recover their funds -/// if they broadcast a transaction. -/// -/// Will return `None` if [`ChannelSigner::provide_channel_parameters`] has not been called. -/// In general, this is safe to `unwrap` only in [`ChannelSigner`] implementation. -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_holder_selected_contest_delay(this_arg: &crate::lightning::sign::InMemorySigner) -> crate::c_types::derived::COption_u16Z { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.holder_selected_contest_delay(); - let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_u16Z::None } else { crate::c_types::derived::COption_u16Z::Some( { ret.unwrap() }) }; - local_ret -} - -/// Returns whether the holder is the initiator. -/// -/// Will return `None` if [`ChannelSigner::provide_channel_parameters`] has not been called. -/// In general, this is safe to `unwrap` only in [`ChannelSigner`] implementation. -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_is_outbound(this_arg: &crate::lightning::sign::InMemorySigner) -> crate::c_types::derived::COption_boolZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.is_outbound(); - let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_boolZ::None } else { crate::c_types::derived::COption_boolZ::Some( { ret.unwrap() }) }; - local_ret -} - -/// Funding outpoint -/// -/// Will return `None` if [`ChannelSigner::provide_channel_parameters`] has not been called. -/// In general, this is safe to `unwrap` only in [`ChannelSigner`] implementation. -/// -/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_funding_outpoint(this_arg: &crate::lightning::sign::InMemorySigner) -> crate::lightning::chain::transaction::OutPoint { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.funding_outpoint(); - let mut local_ret = crate::lightning::chain::transaction::OutPoint { inner: unsafe { (if ret.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (ret.unwrap()) }) } as *const lightning::chain::transaction::OutPoint<>) as *mut _ }, is_owned: false }; - local_ret -} - -/// Returns a [`ChannelTransactionParameters`] for this channel, to be used when verifying or -/// building transactions. -/// -/// Will return `None` if [`ChannelSigner::provide_channel_parameters`] has not been called. -/// In general, this is safe to `unwrap` only in [`ChannelSigner`] implementation. -/// -/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_get_channel_parameters(this_arg: &crate::lightning::sign::InMemorySigner) -> crate::lightning::ln::chan_utils::ChannelTransactionParameters { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_channel_parameters(); - let mut local_ret = crate::lightning::ln::chan_utils::ChannelTransactionParameters { inner: unsafe { (if ret.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (ret.unwrap()) }) } as *const lightning::ln::chan_utils::ChannelTransactionParameters<>) as *mut _ }, is_owned: false }; - local_ret -} - -/// Returns the channel type features of the channel parameters. Should be helpful for -/// determining a channel's category, i. e. legacy/anchors/taproot/etc. -/// -/// Will return `None` if [`ChannelSigner::provide_channel_parameters`] has not been called. -/// In general, this is safe to `unwrap` only in [`ChannelSigner`] implementation. -/// -/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_channel_type_features(this_arg: &crate::lightning::sign::InMemorySigner) -> crate::lightning::ln::features::ChannelTypeFeatures { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.channel_type_features(); - let mut local_ret = crate::lightning::ln::features::ChannelTypeFeatures { inner: unsafe { (if ret.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (ret.unwrap()) }) } as *const lightning::ln::features::ChannelTypeFeatures<>) as *mut _ }, is_owned: false }; - local_ret -} - -/// Sign the single input of `spend_tx` at index `input_idx`, which spends the output described -/// by `descriptor`, returning the witness stack for the input. -/// -/// Returns an error if the input at `input_idx` does not exist, has a non-empty `script_sig`, -/// is not spending the outpoint described by [`descriptor.outpoint`], -/// or if an output descriptor `script_pubkey` does not match the one we can spend. -/// -/// [`descriptor.outpoint`]: StaticPaymentOutputDescriptor::outpoint -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_sign_counterparty_payment_input(this_arg: &crate::lightning::sign::InMemorySigner, mut spend_tx: crate::c_types::Transaction, mut input_idx: usize, descriptor: &crate::lightning::sign::StaticPaymentOutputDescriptor) -> crate::c_types::derived::CResult_CVec_CVec_u8ZZNoneZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.sign_counterparty_payment_input(&spend_tx.into_bitcoin(), input_idx, descriptor.get_native_ref(), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let mut local_ret_0 = Vec::new(); for mut item in o.drain(..) { local_ret_0.push( { let mut local_ret_0_0 = Vec::new(); for mut item in item.drain(..) { local_ret_0_0.push( { item }); }; local_ret_0_0.into() }); }; local_ret_0.into() }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - -/// Sign the single input of `spend_tx` at index `input_idx` which spends the output -/// described by `descriptor`, returning the witness stack for the input. -/// -/// Returns an error if the input at `input_idx` does not exist, has a non-empty `script_sig`, -/// is not spending the outpoint described by [`descriptor.outpoint`], does not have a -/// sequence set to [`descriptor.to_self_delay`], or if an output descriptor -/// `script_pubkey` does not match the one we can spend. -/// -/// [`descriptor.outpoint`]: DelayedPaymentOutputDescriptor::outpoint -/// [`descriptor.to_self_delay`]: DelayedPaymentOutputDescriptor::to_self_delay -#[must_use] -#[no_mangle] -pub extern "C" fn InMemorySigner_sign_dynamic_p2wsh_input(this_arg: &crate::lightning::sign::InMemorySigner, mut spend_tx: crate::c_types::Transaction, mut input_idx: usize, descriptor: &crate::lightning::sign::DelayedPaymentOutputDescriptor) -> crate::c_types::derived::CResult_CVec_CVec_u8ZZNoneZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.sign_dynamic_p2wsh_input(&spend_tx.into_bitcoin(), input_idx, descriptor.get_native_ref(), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let mut local_ret_0 = Vec::new(); for mut item in o.drain(..) { local_ret_0.push( { let mut local_ret_0_0 = Vec::new(); for mut item in item.drain(..) { local_ret_0_0.push( { item }); }; local_ret_0_0.into() }); }; local_ret_0.into() }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - -impl From for crate::lightning::sign::EntropySource { - fn from(obj: nativeInMemorySigner) -> Self { - let rust_obj = crate::lightning::sign::InMemorySigner { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = InMemorySigner_as_EntropySource(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(InMemorySigner_free_void); - ret - } -} -/// Constructs a new EntropySource which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned EntropySource must be freed before this_arg is -#[no_mangle] -pub extern "C" fn InMemorySigner_as_EntropySource(this_arg: &InMemorySigner) -> crate::lightning::sign::EntropySource { - crate::lightning::sign::EntropySource { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - get_secure_random_bytes: InMemorySigner_EntropySource_get_secure_random_bytes, - } -} - -#[must_use] -extern "C" fn InMemorySigner_EntropySource_get_secure_random_bytes(this_arg: *const c_void) -> crate::c_types::ThirtyTwoBytes { - let mut ret = >::get_secure_random_bytes(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, ); - crate::c_types::ThirtyTwoBytes { data: ret } -} - -impl From for crate::lightning::sign::ChannelSigner { - fn from(obj: nativeInMemorySigner) -> Self { - let rust_obj = crate::lightning::sign::InMemorySigner { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = InMemorySigner_as_ChannelSigner(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(InMemorySigner_free_void); - ret - } -} -/// Constructs a new ChannelSigner which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned ChannelSigner must be freed before this_arg is -#[no_mangle] -pub extern "C" fn InMemorySigner_as_ChannelSigner(this_arg: &InMemorySigner) -> crate::lightning::sign::ChannelSigner { - crate::lightning::sign::ChannelSigner { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - get_per_commitment_point: InMemorySigner_ChannelSigner_get_per_commitment_point, - release_commitment_secret: InMemorySigner_ChannelSigner_release_commitment_secret, - validate_holder_commitment: InMemorySigner_ChannelSigner_validate_holder_commitment, - - pubkeys: crate::lightning::ln::chan_utils::ChannelPublicKeys { inner: core::ptr::null_mut(), is_owned: true }.into(), - set_pubkeys: Some(InMemorySigner_ChannelSigner_set_pubkeys), - channel_keys_id: InMemorySigner_ChannelSigner_channel_keys_id, - provide_channel_parameters: InMemorySigner_ChannelSigner_provide_channel_parameters, - } -} - -#[must_use] -extern "C" fn InMemorySigner_ChannelSigner_get_per_commitment_point(this_arg: *const c_void, mut idx: u64) -> crate::c_types::PublicKey { - let mut ret = >::get_per_commitment_point(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, idx, secp256k1::global::SECP256K1); - crate::c_types::PublicKey::from_rust(&ret) -} -#[must_use] -extern "C" fn InMemorySigner_ChannelSigner_release_commitment_secret(this_arg: *const c_void, mut idx: u64) -> crate::c_types::ThirtyTwoBytes { - let mut ret = >::release_commitment_secret(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, idx); - crate::c_types::ThirtyTwoBytes { data: ret } -} -#[must_use] -extern "C" fn InMemorySigner_ChannelSigner_validate_holder_commitment(this_arg: *const c_void, holder_tx: &crate::lightning::ln::chan_utils::HolderCommitmentTransaction, mut preimages: crate::c_types::derived::CVec_ThirtyTwoBytesZ) -> crate::c_types::derived::CResult_NoneNoneZ { - let mut local_preimages = Vec::new(); for mut item in preimages.into_rust().drain(..) { local_preimages.push( { ::lightning::ln::PaymentPreimage(item.data) }); }; - let mut ret = >::validate_holder_commitment(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, holder_tx.get_native_ref(), local_preimages); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_ChannelSigner_pubkeys(this_arg: *const c_void) -> crate::lightning::ln::chan_utils::ChannelPublicKeys { - let mut ret = >::pubkeys(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, ); - crate::lightning::ln::chan_utils::ChannelPublicKeys { inner: unsafe { ObjOps::nonnull_ptr_to_inner((ret as *const lightning::ln::chan_utils::ChannelPublicKeys<>) as *mut _) }, is_owned: false } -} -extern "C" fn InMemorySigner_ChannelSigner_set_pubkeys(trait_self_arg: &ChannelSigner) { - // This is a bit race-y in the general case, but for our specific use-cases today, we're safe - // Specifically, we must ensure that the first time we're called it can never be in parallel - if unsafe { &*trait_self_arg.pubkeys.get() }.inner.is_null() { - *unsafe { &mut *(&*(trait_self_arg as *const ChannelSigner)).pubkeys.get() } = InMemorySigner_ChannelSigner_pubkeys(trait_self_arg.this_arg).into(); - } -} -#[must_use] -extern "C" fn InMemorySigner_ChannelSigner_channel_keys_id(this_arg: *const c_void) -> crate::c_types::ThirtyTwoBytes { - let mut ret = >::channel_keys_id(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, ); - crate::c_types::ThirtyTwoBytes { data: ret } -} -extern "C" fn InMemorySigner_ChannelSigner_provide_channel_parameters(this_arg: *mut c_void, channel_parameters: &crate::lightning::ln::chan_utils::ChannelTransactionParameters) { - >::provide_channel_parameters(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, channel_parameters.get_native_ref()) -} - -impl From for crate::lightning::sign::EcdsaChannelSigner { - fn from(obj: nativeInMemorySigner) -> Self { - let rust_obj = crate::lightning::sign::InMemorySigner { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = InMemorySigner_as_EcdsaChannelSigner(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(InMemorySigner_free_void); - ret - } -} -/// Constructs a new EcdsaChannelSigner which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned EcdsaChannelSigner must be freed before this_arg is -#[no_mangle] -pub extern "C" fn InMemorySigner_as_EcdsaChannelSigner(this_arg: &InMemorySigner) -> crate::lightning::sign::EcdsaChannelSigner { - crate::lightning::sign::EcdsaChannelSigner { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - sign_counterparty_commitment: InMemorySigner_EcdsaChannelSigner_sign_counterparty_commitment, - validate_counterparty_revocation: InMemorySigner_EcdsaChannelSigner_validate_counterparty_revocation, - sign_holder_commitment: InMemorySigner_EcdsaChannelSigner_sign_holder_commitment, - sign_justice_revoked_output: InMemorySigner_EcdsaChannelSigner_sign_justice_revoked_output, - sign_justice_revoked_htlc: InMemorySigner_EcdsaChannelSigner_sign_justice_revoked_htlc, - sign_holder_htlc_transaction: InMemorySigner_EcdsaChannelSigner_sign_holder_htlc_transaction, - sign_counterparty_htlc_transaction: InMemorySigner_EcdsaChannelSigner_sign_counterparty_htlc_transaction, - sign_closing_transaction: InMemorySigner_EcdsaChannelSigner_sign_closing_transaction, - sign_holder_anchor_input: InMemorySigner_EcdsaChannelSigner_sign_holder_anchor_input, - sign_channel_announcement_with_funding_key: InMemorySigner_EcdsaChannelSigner_sign_channel_announcement_with_funding_key, - ChannelSigner: crate::lightning::sign::ChannelSigner { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - get_per_commitment_point: InMemorySigner_ChannelSigner_get_per_commitment_point, - release_commitment_secret: InMemorySigner_ChannelSigner_release_commitment_secret, - validate_holder_commitment: InMemorySigner_ChannelSigner_validate_holder_commitment, - - pubkeys: crate::lightning::ln::chan_utils::ChannelPublicKeys { inner: core::ptr::null_mut(), is_owned: true }.into(), - set_pubkeys: Some(InMemorySigner_ChannelSigner_set_pubkeys), - channel_keys_id: InMemorySigner_ChannelSigner_channel_keys_id, - provide_channel_parameters: InMemorySigner_ChannelSigner_provide_channel_parameters, - }, - } -} - -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_sign_counterparty_commitment(this_arg: *const c_void, commitment_tx: &crate::lightning::ln::chan_utils::CommitmentTransaction, mut preimages: crate::c_types::derived::CVec_ThirtyTwoBytesZ) -> crate::c_types::derived::CResult_C2Tuple_ECDSASignatureCVec_ECDSASignatureZZNoneZ { - let mut local_preimages = Vec::new(); for mut item in preimages.into_rust().drain(..) { local_preimages.push( { ::lightning::ln::PaymentPreimage(item.data) }); }; - let mut ret = >::sign_counterparty_commitment(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, commitment_tx.get_native_ref(), local_preimages, secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let (mut orig_ret_0_0, mut orig_ret_0_1) = o; let mut local_orig_ret_0_1 = Vec::new(); for mut item in orig_ret_0_1.drain(..) { local_orig_ret_0_1.push( { crate::c_types::ECDSASignature::from_rust(&item) }); }; let mut local_ret_0 = (crate::c_types::ECDSASignature::from_rust(&orig_ret_0_0), local_orig_ret_0_1.into()).into(); local_ret_0 }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_validate_counterparty_revocation(this_arg: *const c_void, mut idx: u64, secret: *const [u8; 32]) -> crate::c_types::derived::CResult_NoneNoneZ { - let mut ret = >::validate_counterparty_revocation(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, idx, &::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *secret}[..]).unwrap()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_sign_holder_commitment(this_arg: *const c_void, commitment_tx: &crate::lightning::ln::chan_utils::HolderCommitmentTransaction) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_holder_commitment(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, commitment_tx.get_native_ref(), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_sign_justice_revoked_output(this_arg: *const c_void, mut justice_tx: crate::c_types::Transaction, mut input: usize, mut amount: u64, per_commitment_key: *const [u8; 32]) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_justice_revoked_output(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, &justice_tx.into_bitcoin(), input, amount, &::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *per_commitment_key}[..]).unwrap(), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_sign_justice_revoked_htlc(this_arg: *const c_void, mut justice_tx: crate::c_types::Transaction, mut input: usize, mut amount: u64, per_commitment_key: *const [u8; 32], htlc: &crate::lightning::ln::chan_utils::HTLCOutputInCommitment) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_justice_revoked_htlc(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, &justice_tx.into_bitcoin(), input, amount, &::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *per_commitment_key}[..]).unwrap(), htlc.get_native_ref(), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_sign_holder_htlc_transaction(this_arg: *const c_void, mut htlc_tx: crate::c_types::Transaction, mut input: usize, htlc_descriptor: &crate::lightning::sign::HTLCDescriptor) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_holder_htlc_transaction(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, &htlc_tx.into_bitcoin(), input, htlc_descriptor.get_native_ref(), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_sign_counterparty_htlc_transaction(this_arg: *const c_void, mut htlc_tx: crate::c_types::Transaction, mut input: usize, mut amount: u64, mut per_commitment_point: crate::c_types::PublicKey, htlc: &crate::lightning::ln::chan_utils::HTLCOutputInCommitment) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_counterparty_htlc_transaction(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, &htlc_tx.into_bitcoin(), input, amount, &per_commitment_point.into_rust(), htlc.get_native_ref(), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_sign_closing_transaction(this_arg: *const c_void, closing_tx: &crate::lightning::ln::chan_utils::ClosingTransaction) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_closing_transaction(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, closing_tx.get_native_ref(), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_sign_holder_anchor_input(this_arg: *const c_void, mut anchor_tx: crate::c_types::Transaction, mut input: usize) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_holder_anchor_input(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, &anchor_tx.into_bitcoin(), input, secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn InMemorySigner_EcdsaChannelSigner_sign_channel_announcement_with_funding_key(this_arg: *const c_void, msg: &crate::lightning::ln::msgs::UnsignedChannelAnnouncement) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_channel_announcement_with_funding_key(unsafe { &mut *(this_arg as *mut nativeInMemorySigner) }, msg.get_native_ref(), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - -impl From for crate::lightning::sign::WriteableEcdsaChannelSigner { - fn from(obj: nativeInMemorySigner) -> Self { - let rust_obj = crate::lightning::sign::InMemorySigner { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = InMemorySigner_as_WriteableEcdsaChannelSigner(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(InMemorySigner_free_void); - ret - } -} -/// Constructs a new WriteableEcdsaChannelSigner which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned WriteableEcdsaChannelSigner must be freed before this_arg is -#[no_mangle] -pub extern "C" fn InMemorySigner_as_WriteableEcdsaChannelSigner(this_arg: &InMemorySigner) -> crate::lightning::sign::WriteableEcdsaChannelSigner { - crate::lightning::sign::WriteableEcdsaChannelSigner { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - EcdsaChannelSigner: crate::lightning::sign::EcdsaChannelSigner { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - sign_counterparty_commitment: InMemorySigner_EcdsaChannelSigner_sign_counterparty_commitment, - validate_counterparty_revocation: InMemorySigner_EcdsaChannelSigner_validate_counterparty_revocation, - sign_holder_commitment: InMemorySigner_EcdsaChannelSigner_sign_holder_commitment, - sign_justice_revoked_output: InMemorySigner_EcdsaChannelSigner_sign_justice_revoked_output, - sign_justice_revoked_htlc: InMemorySigner_EcdsaChannelSigner_sign_justice_revoked_htlc, - sign_holder_htlc_transaction: InMemorySigner_EcdsaChannelSigner_sign_holder_htlc_transaction, - sign_counterparty_htlc_transaction: InMemorySigner_EcdsaChannelSigner_sign_counterparty_htlc_transaction, - sign_closing_transaction: InMemorySigner_EcdsaChannelSigner_sign_closing_transaction, - sign_holder_anchor_input: InMemorySigner_EcdsaChannelSigner_sign_holder_anchor_input, - sign_channel_announcement_with_funding_key: InMemorySigner_EcdsaChannelSigner_sign_channel_announcement_with_funding_key, - ChannelSigner: crate::lightning::sign::ChannelSigner { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - get_per_commitment_point: InMemorySigner_ChannelSigner_get_per_commitment_point, - release_commitment_secret: InMemorySigner_ChannelSigner_release_commitment_secret, - validate_holder_commitment: InMemorySigner_ChannelSigner_validate_holder_commitment, - - pubkeys: crate::lightning::ln::chan_utils::ChannelPublicKeys { inner: core::ptr::null_mut(), is_owned: true }.into(), - set_pubkeys: Some(InMemorySigner_ChannelSigner_set_pubkeys), - channel_keys_id: InMemorySigner_ChannelSigner_channel_keys_id, - provide_channel_parameters: InMemorySigner_ChannelSigner_provide_channel_parameters, - }, - }, - write: InMemorySigner_write_void, - cloned: Some(WriteableEcdsaChannelSigner_InMemorySigner_cloned), - } -} - -extern "C" fn WriteableEcdsaChannelSigner_InMemorySigner_cloned(new_obj: &mut crate::lightning::sign::WriteableEcdsaChannelSigner) { - new_obj.this_arg = InMemorySigner_clone_void(new_obj.this_arg); - new_obj.free = Some(InMemorySigner_free_void); - new_obj.EcdsaChannelSigner.this_arg = new_obj.this_arg; - new_obj.EcdsaChannelSigner.free = None; - new_obj.EcdsaChannelSigner.ChannelSigner.this_arg = new_obj.this_arg; - new_obj.EcdsaChannelSigner.ChannelSigner.free = None; -} - -#[no_mangle] -/// Serialize the InMemorySigner object into a byte array which can be read by InMemorySigner_read -pub extern "C" fn InMemorySigner_write(obj: &crate::lightning::sign::InMemorySigner) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) -} -#[allow(unused)] -pub(crate) extern "C" fn InMemorySigner_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeInMemorySigner) }) -} -#[no_mangle] -/// Read a InMemorySigner from a byte array, created by InMemorySigner_write -pub extern "C" fn InMemorySigner_read(ser: crate::c_types::u8slice, arg: crate::lightning::sign::EntropySource) -> crate::c_types::derived::CResult_InMemorySignerDecodeErrorZ { - let arg_conv = arg; - let res: Result = crate::c_types::deserialize_obj_arg(ser, arg_conv); - let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::sign::InMemorySigner { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; - local_res -} - -use lightning::sign::KeysManager as nativeKeysManagerImport; -pub(crate) type nativeKeysManager = nativeKeysManagerImport; - -/// Simple implementation of [`EntropySource`], [`NodeSigner`], and [`SignerProvider`] that takes a -/// 32-byte seed for use as a BIP 32 extended key and derives keys from that. -/// -/// Your `node_id` is seed/0'. -/// Unilateral closes may use seed/1'. -/// Cooperative closes may use seed/2'. -/// The two close keys may be needed to claim on-chain funds! -/// -/// This struct cannot be used for nodes that wish to support receiving phantom payments; -/// [`PhantomKeysManager`] must be used instead. -/// -/// Note that switching between this struct and [`PhantomKeysManager`] will invalidate any -/// previously issued invoices and attempts to pay previous invoices will fail. -#[must_use] -#[repr(C)] -pub struct KeysManager { - /// 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 nativeKeysManager, - /// 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 KeysManager { - fn drop(&mut self) { - if self.is_owned && !<*mut nativeKeysManager>::is_null(self.inner) { - let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; - } - } -} -/// Frees any resources used by the KeysManager, if is_owned is set and inner is non-NULL. -#[no_mangle] -pub extern "C" fn KeysManager_free(this_obj: KeysManager) { } -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn KeysManager_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut nativeKeysManager) }; -} -#[allow(unused)] -impl KeysManager { - pub(crate) fn get_native_ref(&self) -> &'static nativeKeysManager { - unsafe { &*ObjOps::untweak_ptr(self.inner) } - } - pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativeKeysManager { - 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 nativeKeysManager { - assert!(self.is_owned); - let ret = ObjOps::untweak_ptr(self.inner); - self.inner = core::ptr::null_mut(); - ret - } -} -/// Constructs a [`KeysManager`] from a 32-byte seed. If the seed is in some way biased (e.g., -/// your CSRNG is busted) this may panic (but more importantly, you will possibly lose funds). -/// `starting_time` isn't strictly required to actually be a time, but it must absolutely, -/// without a doubt, be unique to this instance. ie if you start multiple times with the same -/// `seed`, `starting_time` must be unique to each run. Thus, the easiest way to achieve this -/// is to simply use the current time (with very high precision). -/// -/// The `seed` MUST be backed up safely prior to use so that the keys can be re-created, however, -/// obviously, `starting_time` should be unique every time you reload the library - it is only -/// used to generate new ephemeral key data (which will be stored by the individual channel if -/// necessary). -/// -/// Note that the seed is required to recover certain on-chain funds independent of -/// [`ChannelMonitor`] data, though a current copy of [`ChannelMonitor`] data is also required -/// for any channel, and some on-chain during-closing funds. -/// -/// [`ChannelMonitor`]: crate::chain::channelmonitor::ChannelMonitor -#[must_use] -#[no_mangle] -pub extern "C" fn KeysManager_new(seed: *const [u8; 32], mut starting_time_secs: u64, mut starting_time_nanos: u32) -> crate::lightning::sign::KeysManager { - let mut ret = lightning::sign::KeysManager::new(unsafe { &*seed}, starting_time_secs, starting_time_nanos); - crate::lightning::sign::KeysManager { inner: ObjOps::heap_alloc(ret), is_owned: true } -} - -/// Gets the \"node_id\" secret key used to sign gossip announcements, decode onion data, etc. -#[must_use] -#[no_mangle] -pub extern "C" fn KeysManager_get_node_secret_key(this_arg: &crate::lightning::sign::KeysManager) -> crate::c_types::SecretKey { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_node_secret_key(); - crate::c_types::SecretKey::from_rust(ret) -} - -/// Derive an old [`WriteableEcdsaChannelSigner`] containing per-channel secrets based on a key derivation parameters. -#[must_use] -#[no_mangle] -pub extern "C" fn KeysManager_derive_channel_keys(this_arg: &crate::lightning::sign::KeysManager, mut channel_value_satoshis: u64, params: *const [u8; 32]) -> crate::lightning::sign::InMemorySigner { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.derive_channel_keys(channel_value_satoshis, unsafe { &*params}); - crate::lightning::sign::InMemorySigner { inner: ObjOps::heap_alloc(ret), is_owned: true } -} - -/// Signs the given [`PartiallySignedTransaction`] which spends the given [`SpendableOutputDescriptor`]s. -/// The resulting inputs will be finalized and the PSBT will be ready for broadcast if there -/// are no other inputs that need signing. -/// -/// Returns `Err(())` if the PSBT is missing a descriptor or if we fail to sign. -/// -/// May panic if the [`SpendableOutputDescriptor`]s were not generated by channels which used -/// this [`KeysManager`] or one of the [`InMemorySigner`] created by this [`KeysManager`]. -#[must_use] -#[no_mangle] -pub extern "C" fn KeysManager_sign_spendable_outputs_psbt(this_arg: &crate::lightning::sign::KeysManager, mut descriptors: crate::c_types::derived::CVec_SpendableOutputDescriptorZ, mut psbt: crate::c_types::derived::CVec_u8Z) -> crate::c_types::derived::CResult_CVec_u8ZNoneZ { - let mut local_descriptors = Vec::new(); for mut item in descriptors.into_rust().drain(..) { local_descriptors.push( { item.into_native() }); }; - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.sign_spendable_outputs_psbt(&local_descriptors.iter().collect::>()[..], ::bitcoin::consensus::encode::deserialize(psbt.as_slice()).expect("Invalid PSBT format"), secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { ::bitcoin::consensus::encode::serialize(&o).into() }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - -/// Creates a [`Transaction`] which spends the given descriptors to the given outputs, plus an -/// output to the given change destination (if sufficient change value remains). The -/// transaction will have a feerate, at least, of the given value. -/// -/// The `locktime` argument is used to set the transaction's locktime. If `None`, the -/// transaction will have a locktime of 0. It it recommended to set this to the current block -/// height to avoid fee sniping, unless you have some specific reason to use a different -/// locktime. -/// -/// Returns `Err(())` if the output value is greater than the input value minus required fee, -/// if a descriptor was duplicated, or if an output descriptor `script_pubkey` -/// does not match the one we can spend. -/// -/// We do not enforce that outputs meet the dust limit or that any output scripts are standard. -/// -/// May panic if the [`SpendableOutputDescriptor`]s were not generated by channels which used -/// this [`KeysManager`] or one of the [`InMemorySigner`] created by this [`KeysManager`]. -#[must_use] -#[no_mangle] -pub extern "C" fn KeysManager_spend_spendable_outputs(this_arg: &crate::lightning::sign::KeysManager, mut descriptors: crate::c_types::derived::CVec_SpendableOutputDescriptorZ, mut outputs: crate::c_types::derived::CVec_TxOutZ, mut change_destination_script: crate::c_types::derived::CVec_u8Z, mut feerate_sat_per_1000_weight: u32, mut locktime: crate::c_types::derived::COption_u32Z) -> crate::c_types::derived::CResult_TransactionNoneZ { - let mut local_descriptors = Vec::new(); for mut item in descriptors.into_rust().drain(..) { local_descriptors.push( { item.into_native() }); }; - let mut local_outputs = Vec::new(); for mut item in outputs.into_rust().drain(..) { local_outputs.push( { item.into_rust() }); }; - let mut local_locktime = { /*locktime*/ let locktime_opt = locktime; if locktime_opt.is_none() { None } else { Some({ { ::bitcoin::PackedLockTime({ locktime_opt.take() }) }})} }; - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.spend_spendable_outputs(&local_descriptors.iter().collect::>()[..], local_outputs, ::bitcoin::blockdata::script::Script::from(change_destination_script.into_rust()), feerate_sat_per_1000_weight, local_locktime, secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::Transaction::from_bitcoin(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - -impl From for crate::lightning::sign::EntropySource { - fn from(obj: nativeKeysManager) -> Self { - let rust_obj = crate::lightning::sign::KeysManager { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = KeysManager_as_EntropySource(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(KeysManager_free_void); - ret - } -} -/// Constructs a new EntropySource which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned EntropySource must be freed before this_arg is -#[no_mangle] -pub extern "C" fn KeysManager_as_EntropySource(this_arg: &KeysManager) -> crate::lightning::sign::EntropySource { - crate::lightning::sign::EntropySource { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - get_secure_random_bytes: KeysManager_EntropySource_get_secure_random_bytes, - } -} - -#[must_use] -extern "C" fn KeysManager_EntropySource_get_secure_random_bytes(this_arg: *const c_void) -> crate::c_types::ThirtyTwoBytes { - let mut ret = >::get_secure_random_bytes(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, ); - crate::c_types::ThirtyTwoBytes { data: ret } -} - -impl From for crate::lightning::sign::NodeSigner { - fn from(obj: nativeKeysManager) -> Self { - let rust_obj = crate::lightning::sign::KeysManager { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = KeysManager_as_NodeSigner(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(KeysManager_free_void); - ret - } -} -/// Constructs a new NodeSigner which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned NodeSigner must be freed before this_arg is -#[no_mangle] -pub extern "C" fn KeysManager_as_NodeSigner(this_arg: &KeysManager) -> crate::lightning::sign::NodeSigner { - crate::lightning::sign::NodeSigner { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - get_inbound_payment_key_material: KeysManager_NodeSigner_get_inbound_payment_key_material, - get_node_id: KeysManager_NodeSigner_get_node_id, - ecdh: KeysManager_NodeSigner_ecdh, - sign_invoice: KeysManager_NodeSigner_sign_invoice, - sign_bolt12_invoice_request: KeysManager_NodeSigner_sign_bolt12_invoice_request, - sign_bolt12_invoice: KeysManager_NodeSigner_sign_bolt12_invoice, - sign_gossip_message: KeysManager_NodeSigner_sign_gossip_message, - } -} - -#[must_use] -extern "C" fn KeysManager_NodeSigner_get_inbound_payment_key_material(this_arg: *const c_void) -> crate::c_types::ThirtyTwoBytes { - let mut ret = >::get_inbound_payment_key_material(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, ); - crate::c_types::ThirtyTwoBytes { data: ret.0 } -} -#[must_use] -extern "C" fn KeysManager_NodeSigner_get_node_id(this_arg: *const c_void, mut recipient: crate::lightning::sign::Recipient) -> crate::c_types::derived::CResult_PublicKeyNoneZ { - let mut ret = >::get_node_id(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, recipient.into_native()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::PublicKey::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn KeysManager_NodeSigner_ecdh(this_arg: *const c_void, mut recipient: crate::lightning::sign::Recipient, mut other_key: crate::c_types::PublicKey, mut tweak: crate::c_types::derived::COption_BigEndianScalarZ) -> crate::c_types::derived::CResult_ThirtyTwoBytesNoneZ { - let mut local_tweak_base = { /*tweak*/ let tweak_opt = tweak; if tweak_opt.is_none() { None } else { Some({ { { tweak_opt.take() }.into_rust() }})} }; let mut local_tweak = local_tweak_base.as_ref(); - let mut ret = >::ecdh(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, recipient.into_native(), &other_key.into_rust(), local_tweak); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ThirtyTwoBytes { data: o.secret_bytes() } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn KeysManager_NodeSigner_sign_invoice(this_arg: *const c_void, mut hrp_bytes: crate::c_types::u8slice, mut invoice_data: crate::c_types::derived::CVec_U5Z, mut recipient: crate::lightning::sign::Recipient) -> crate::c_types::derived::CResult_RecoverableSignatureNoneZ { - let mut local_invoice_data = Vec::new(); for mut item in invoice_data.into_rust().drain(..) { local_invoice_data.push( { item.into() }); }; - let mut ret = >::sign_invoice(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, hrp_bytes.to_slice(), &local_invoice_data[..], recipient.into_native()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::RecoverableSignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn KeysManager_NodeSigner_sign_bolt12_invoice_request(this_arg: *const c_void, invoice_request: &crate::lightning::offers::invoice_request::UnsignedInvoiceRequest) -> crate::c_types::derived::CResult_SchnorrSignatureNoneZ { - let mut ret = >::sign_bolt12_invoice_request(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, invoice_request.get_native_ref()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::SchnorrSignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn KeysManager_NodeSigner_sign_bolt12_invoice(this_arg: *const c_void, invoice: &crate::lightning::offers::invoice::UnsignedBolt12Invoice) -> crate::c_types::derived::CResult_SchnorrSignatureNoneZ { - let mut ret = >::sign_bolt12_invoice(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, invoice.get_native_ref()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::SchnorrSignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn KeysManager_NodeSigner_sign_gossip_message(this_arg: *const c_void, mut msg: crate::lightning::ln::msgs::UnsignedGossipMessage) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_gossip_message(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, msg.into_native()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - -impl From for crate::lightning::sign::SignerProvider { - fn from(obj: nativeKeysManager) -> Self { - let rust_obj = crate::lightning::sign::KeysManager { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = KeysManager_as_SignerProvider(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(KeysManager_free_void); - ret - } -} -/// Constructs a new SignerProvider which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned SignerProvider must be freed before this_arg is -#[no_mangle] -pub extern "C" fn KeysManager_as_SignerProvider(this_arg: &KeysManager) -> crate::lightning::sign::SignerProvider { - crate::lightning::sign::SignerProvider { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - generate_channel_keys_id: KeysManager_SignerProvider_generate_channel_keys_id, - derive_channel_signer: KeysManager_SignerProvider_derive_channel_signer, - read_chan_signer: KeysManager_SignerProvider_read_chan_signer, - get_destination_script: KeysManager_SignerProvider_get_destination_script, - get_shutdown_scriptpubkey: KeysManager_SignerProvider_get_shutdown_scriptpubkey, - } -} - -#[must_use] -extern "C" fn KeysManager_SignerProvider_generate_channel_keys_id(this_arg: *const c_void, mut inbound: bool, mut channel_value_satoshis: u64, mut user_channel_id: crate::c_types::U128) -> crate::c_types::ThirtyTwoBytes { - let mut ret = >::generate_channel_keys_id(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, inbound, channel_value_satoshis, user_channel_id.into()); - crate::c_types::ThirtyTwoBytes { data: ret } -} -#[must_use] -extern "C" fn KeysManager_SignerProvider_derive_channel_signer(this_arg: *const c_void, mut channel_value_satoshis: u64, mut channel_keys_id: crate::c_types::ThirtyTwoBytes) -> crate::lightning::sign::WriteableEcdsaChannelSigner { - let mut ret = >::derive_channel_signer(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, channel_value_satoshis, channel_keys_id.data); - Into::into(ret) -} -#[must_use] -extern "C" fn KeysManager_SignerProvider_read_chan_signer(this_arg: *const c_void, mut reader: crate::c_types::u8slice) -> crate::c_types::derived::CResult_WriteableEcdsaChannelSignerDecodeErrorZ { - let mut ret = >::read_chan_signer(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, reader.to_slice()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { Into::into(o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; - local_ret -} -#[must_use] -extern "C" fn KeysManager_SignerProvider_get_destination_script(this_arg: *const c_void) -> crate::c_types::derived::CResult_CVec_u8ZNoneZ { - let mut ret = >::get_destination_script(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, ); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { o.into_bytes().into() }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn KeysManager_SignerProvider_get_shutdown_scriptpubkey(this_arg: *const c_void) -> crate::c_types::derived::CResult_ShutdownScriptNoneZ { - let mut ret = >::get_shutdown_scriptpubkey(unsafe { &mut *(this_arg as *mut nativeKeysManager) }, ); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::script::ShutdownScript { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - - -use lightning::sign::PhantomKeysManager as nativePhantomKeysManagerImport; -pub(crate) type nativePhantomKeysManager = nativePhantomKeysManagerImport; - -/// Similar to [`KeysManager`], but allows the node using this struct to receive phantom node -/// payments. -/// -/// A phantom node payment is a payment made to a phantom invoice, which is an invoice that can be -/// paid to one of multiple nodes. This works because we encode the invoice route hints such that -/// LDK will recognize an incoming payment as destined for a phantom node, and collect the payment -/// itself without ever needing to forward to this fake node. -/// -/// Phantom node payments are useful for load balancing between multiple LDK nodes. They also -/// provide some fault tolerance, because payers will automatically retry paying other provided -/// nodes in the case that one node goes down. -/// -/// Note that multi-path payments are not supported in phantom invoices for security reasons. -/// Switching between this struct and [`KeysManager`] will invalidate any previously issued -/// invoices and attempts to pay previous invoices will fail. -#[must_use] -#[repr(C)] -pub struct PhantomKeysManager { - /// 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 nativePhantomKeysManager, - /// 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 PhantomKeysManager { - fn drop(&mut self) { - if self.is_owned && !<*mut nativePhantomKeysManager>::is_null(self.inner) { - let _ = unsafe { Box::from_raw(ObjOps::untweak_ptr(self.inner)) }; - } - } -} -/// Frees any resources used by the PhantomKeysManager, if is_owned is set and inner is non-NULL. -#[no_mangle] -pub extern "C" fn PhantomKeysManager_free(this_obj: PhantomKeysManager) { } -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn PhantomKeysManager_free_void(this_ptr: *mut c_void) { - let _ = unsafe { Box::from_raw(this_ptr as *mut nativePhantomKeysManager) }; -} -#[allow(unused)] -impl PhantomKeysManager { - pub(crate) fn get_native_ref(&self) -> &'static nativePhantomKeysManager { - unsafe { &*ObjOps::untweak_ptr(self.inner) } - } - pub(crate) fn get_native_mut_ref(&self) -> &'static mut nativePhantomKeysManager { - 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 nativePhantomKeysManager { - assert!(self.is_owned); - let ret = ObjOps::untweak_ptr(self.inner); - self.inner = core::ptr::null_mut(); - ret - } -} -impl From for crate::lightning::sign::EntropySource { - fn from(obj: nativePhantomKeysManager) -> Self { - let rust_obj = crate::lightning::sign::PhantomKeysManager { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = PhantomKeysManager_as_EntropySource(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(PhantomKeysManager_free_void); - ret - } -} -/// Constructs a new EntropySource which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned EntropySource must be freed before this_arg is -#[no_mangle] -pub extern "C" fn PhantomKeysManager_as_EntropySource(this_arg: &PhantomKeysManager) -> crate::lightning::sign::EntropySource { - crate::lightning::sign::EntropySource { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - get_secure_random_bytes: PhantomKeysManager_EntropySource_get_secure_random_bytes, - } -} - -#[must_use] -extern "C" fn PhantomKeysManager_EntropySource_get_secure_random_bytes(this_arg: *const c_void) -> crate::c_types::ThirtyTwoBytes { - let mut ret = >::get_secure_random_bytes(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, ); - crate::c_types::ThirtyTwoBytes { data: ret } -} - -impl From for crate::lightning::sign::NodeSigner { - fn from(obj: nativePhantomKeysManager) -> Self { - let rust_obj = crate::lightning::sign::PhantomKeysManager { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = PhantomKeysManager_as_NodeSigner(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(PhantomKeysManager_free_void); - ret - } -} -/// Constructs a new NodeSigner which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned NodeSigner must be freed before this_arg is -#[no_mangle] -pub extern "C" fn PhantomKeysManager_as_NodeSigner(this_arg: &PhantomKeysManager) -> crate::lightning::sign::NodeSigner { - crate::lightning::sign::NodeSigner { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - get_inbound_payment_key_material: PhantomKeysManager_NodeSigner_get_inbound_payment_key_material, - get_node_id: PhantomKeysManager_NodeSigner_get_node_id, - ecdh: PhantomKeysManager_NodeSigner_ecdh, - sign_invoice: PhantomKeysManager_NodeSigner_sign_invoice, - sign_bolt12_invoice_request: PhantomKeysManager_NodeSigner_sign_bolt12_invoice_request, - sign_bolt12_invoice: PhantomKeysManager_NodeSigner_sign_bolt12_invoice, - sign_gossip_message: PhantomKeysManager_NodeSigner_sign_gossip_message, - } -} - -#[must_use] -extern "C" fn PhantomKeysManager_NodeSigner_get_inbound_payment_key_material(this_arg: *const c_void) -> crate::c_types::ThirtyTwoBytes { - let mut ret = >::get_inbound_payment_key_material(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, ); - crate::c_types::ThirtyTwoBytes { data: ret.0 } -} -#[must_use] -extern "C" fn PhantomKeysManager_NodeSigner_get_node_id(this_arg: *const c_void, mut recipient: crate::lightning::sign::Recipient) -> crate::c_types::derived::CResult_PublicKeyNoneZ { - let mut ret = >::get_node_id(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, recipient.into_native()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::PublicKey::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn PhantomKeysManager_NodeSigner_ecdh(this_arg: *const c_void, mut recipient: crate::lightning::sign::Recipient, mut other_key: crate::c_types::PublicKey, mut tweak: crate::c_types::derived::COption_BigEndianScalarZ) -> crate::c_types::derived::CResult_ThirtyTwoBytesNoneZ { - let mut local_tweak_base = { /*tweak*/ let tweak_opt = tweak; if tweak_opt.is_none() { None } else { Some({ { { tweak_opt.take() }.into_rust() }})} }; let mut local_tweak = local_tweak_base.as_ref(); - let mut ret = >::ecdh(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, recipient.into_native(), &other_key.into_rust(), local_tweak); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ThirtyTwoBytes { data: o.secret_bytes() } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn PhantomKeysManager_NodeSigner_sign_invoice(this_arg: *const c_void, mut hrp_bytes: crate::c_types::u8slice, mut invoice_data: crate::c_types::derived::CVec_U5Z, mut recipient: crate::lightning::sign::Recipient) -> crate::c_types::derived::CResult_RecoverableSignatureNoneZ { - let mut local_invoice_data = Vec::new(); for mut item in invoice_data.into_rust().drain(..) { local_invoice_data.push( { item.into() }); }; - let mut ret = >::sign_invoice(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, hrp_bytes.to_slice(), &local_invoice_data[..], recipient.into_native()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::RecoverableSignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn PhantomKeysManager_NodeSigner_sign_bolt12_invoice_request(this_arg: *const c_void, invoice_request: &crate::lightning::offers::invoice_request::UnsignedInvoiceRequest) -> crate::c_types::derived::CResult_SchnorrSignatureNoneZ { - let mut ret = >::sign_bolt12_invoice_request(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, invoice_request.get_native_ref()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::SchnorrSignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn PhantomKeysManager_NodeSigner_sign_bolt12_invoice(this_arg: *const c_void, invoice: &crate::lightning::offers::invoice::UnsignedBolt12Invoice) -> crate::c_types::derived::CResult_SchnorrSignatureNoneZ { - let mut ret = >::sign_bolt12_invoice(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, invoice.get_native_ref()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::SchnorrSignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn PhantomKeysManager_NodeSigner_sign_gossip_message(this_arg: *const c_void, mut msg: crate::lightning::ln::msgs::UnsignedGossipMessage) -> crate::c_types::derived::CResult_ECDSASignatureNoneZ { - let mut ret = >::sign_gossip_message(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, msg.into_native()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ECDSASignature::from_rust(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - -impl From for crate::lightning::sign::SignerProvider { - fn from(obj: nativePhantomKeysManager) -> Self { - let rust_obj = crate::lightning::sign::PhantomKeysManager { inner: ObjOps::heap_alloc(obj), is_owned: true }; - let mut ret = PhantomKeysManager_as_SignerProvider(&rust_obj); - // We want to free rust_obj when ret gets drop()'d, not rust_obj, so forget it and set ret's free() fn - core::mem::forget(rust_obj); - ret.free = Some(PhantomKeysManager_free_void); - ret - } -} -/// Constructs a new SignerProvider which calls the relevant methods on this_arg. -/// This copies the `inner` pointer in this_arg and thus the returned SignerProvider must be freed before this_arg is -#[no_mangle] -pub extern "C" fn PhantomKeysManager_as_SignerProvider(this_arg: &PhantomKeysManager) -> crate::lightning::sign::SignerProvider { - crate::lightning::sign::SignerProvider { - this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, - free: None, - generate_channel_keys_id: PhantomKeysManager_SignerProvider_generate_channel_keys_id, - derive_channel_signer: PhantomKeysManager_SignerProvider_derive_channel_signer, - read_chan_signer: PhantomKeysManager_SignerProvider_read_chan_signer, - get_destination_script: PhantomKeysManager_SignerProvider_get_destination_script, - get_shutdown_scriptpubkey: PhantomKeysManager_SignerProvider_get_shutdown_scriptpubkey, - } -} - -#[must_use] -extern "C" fn PhantomKeysManager_SignerProvider_generate_channel_keys_id(this_arg: *const c_void, mut inbound: bool, mut channel_value_satoshis: u64, mut user_channel_id: crate::c_types::U128) -> crate::c_types::ThirtyTwoBytes { - let mut ret = >::generate_channel_keys_id(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, inbound, channel_value_satoshis, user_channel_id.into()); - crate::c_types::ThirtyTwoBytes { data: ret } -} -#[must_use] -extern "C" fn PhantomKeysManager_SignerProvider_derive_channel_signer(this_arg: *const c_void, mut channel_value_satoshis: u64, mut channel_keys_id: crate::c_types::ThirtyTwoBytes) -> crate::lightning::sign::WriteableEcdsaChannelSigner { - let mut ret = >::derive_channel_signer(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, channel_value_satoshis, channel_keys_id.data); - Into::into(ret) -} -#[must_use] -extern "C" fn PhantomKeysManager_SignerProvider_read_chan_signer(this_arg: *const c_void, mut reader: crate::c_types::u8slice) -> crate::c_types::derived::CResult_WriteableEcdsaChannelSignerDecodeErrorZ { - let mut ret = >::read_chan_signer(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, reader.to_slice()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { Into::into(o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; - local_ret -} -#[must_use] -extern "C" fn PhantomKeysManager_SignerProvider_get_destination_script(this_arg: *const c_void) -> crate::c_types::derived::CResult_CVec_u8ZNoneZ { - let mut ret = >::get_destination_script(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, ); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { o.into_bytes().into() }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} -#[must_use] -extern "C" fn PhantomKeysManager_SignerProvider_get_shutdown_scriptpubkey(this_arg: *const c_void) -> crate::c_types::derived::CResult_ShutdownScriptNoneZ { - let mut ret = >::get_shutdown_scriptpubkey(unsafe { &mut *(this_arg as *mut nativePhantomKeysManager) }, ); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::script::ShutdownScript { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - -/// Constructs a [`PhantomKeysManager`] given a 32-byte seed and an additional `cross_node_seed` -/// that is shared across all nodes that intend to participate in [phantom node payments] -/// together. -/// -/// See [`KeysManager::new`] for more information on `seed`, `starting_time_secs`, and -/// `starting_time_nanos`. -/// -/// `cross_node_seed` must be the same across all phantom payment-receiving nodes and also the -/// same across restarts, or else inbound payments may fail. -/// -/// [phantom node payments]: PhantomKeysManager -#[must_use] -#[no_mangle] -pub extern "C" fn PhantomKeysManager_new(seed: *const [u8; 32], mut starting_time_secs: u64, mut starting_time_nanos: u32, cross_node_seed: *const [u8; 32]) -> crate::lightning::sign::PhantomKeysManager { - let mut ret = lightning::sign::PhantomKeysManager::new(unsafe { &*seed}, starting_time_secs, starting_time_nanos, unsafe { &*cross_node_seed}); - crate::lightning::sign::PhantomKeysManager { inner: ObjOps::heap_alloc(ret), is_owned: true } -} - -/// See [`KeysManager::spend_spendable_outputs`] for documentation on this method. -#[must_use] -#[no_mangle] -pub extern "C" fn PhantomKeysManager_spend_spendable_outputs(this_arg: &crate::lightning::sign::PhantomKeysManager, mut descriptors: crate::c_types::derived::CVec_SpendableOutputDescriptorZ, mut outputs: crate::c_types::derived::CVec_TxOutZ, mut change_destination_script: crate::c_types::derived::CVec_u8Z, mut feerate_sat_per_1000_weight: u32, mut locktime: crate::c_types::derived::COption_u32Z) -> crate::c_types::derived::CResult_TransactionNoneZ { - let mut local_descriptors = Vec::new(); for mut item in descriptors.into_rust().drain(..) { local_descriptors.push( { item.into_native() }); }; - let mut local_outputs = Vec::new(); for mut item in outputs.into_rust().drain(..) { local_outputs.push( { item.into_rust() }); }; - let mut local_locktime = { /*locktime*/ let locktime_opt = locktime; if locktime_opt.is_none() { None } else { Some({ { ::bitcoin::PackedLockTime({ locktime_opt.take() }) }})} }; - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.spend_spendable_outputs(&local_descriptors.iter().collect::>()[..], local_outputs, ::bitcoin::blockdata::script::Script::from(change_destination_script.into_rust()), feerate_sat_per_1000_weight, local_locktime, secp256k1::global::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::Transaction::from_bitcoin(&o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; - local_ret -} - -/// See [`KeysManager::derive_channel_keys`] for documentation on this method. -#[must_use] -#[no_mangle] -pub extern "C" fn PhantomKeysManager_derive_channel_keys(this_arg: &crate::lightning::sign::PhantomKeysManager, mut channel_value_satoshis: u64, params: *const [u8; 32]) -> crate::lightning::sign::InMemorySigner { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.derive_channel_keys(channel_value_satoshis, unsafe { &*params}); - crate::lightning::sign::InMemorySigner { inner: ObjOps::heap_alloc(ret), is_owned: true } -} - -/// Gets the \"node_id\" secret key used to sign gossip announcements, decode onion data, etc. -#[must_use] -#[no_mangle] -pub extern "C" fn PhantomKeysManager_get_node_secret_key(this_arg: &crate::lightning::sign::PhantomKeysManager) -> crate::c_types::SecretKey { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_node_secret_key(); - crate::c_types::SecretKey::from_rust(ret) -} - -/// Gets the \"node_id\" secret key of the phantom node used to sign invoices, decode the -/// last-hop onion data, etc. -#[must_use] -#[no_mangle] -pub extern "C" fn PhantomKeysManager_get_phantom_node_secret_key(this_arg: &crate::lightning::sign::PhantomKeysManager) -> crate::c_types::SecretKey { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_phantom_node_secret_key(); - crate::c_types::SecretKey::from_rust(ret) -} -