X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Flightning%2Fln%2Fchan_utils.rs;h=5b57c01e2de18f9cde70d8108ed647c28a7af3ae;hb=5502fccd64611f16f5ebba3759c68b1a4d69b537;hp=225dfbb3d8c02d1f1c1f7e2303d69f99dc48e40a;hpb=18ac1ea0225fcf9d2073c1f7a03b13945572695d;p=ldk-c-bindings diff --git a/lightning-c-bindings/src/lightning/ln/chan_utils.rs b/lightning-c-bindings/src/lightning/ln/chan_utils.rs index 225dfbb..5b57c01 100644 --- a/lightning-c-bindings/src/lightning/ln/chan_utils.rs +++ b/lightning-c-bindings/src/lightning/ln/chan_utils.rs @@ -7,9 +7,10 @@ // source was automatically generated. //! Various utilities for building scripts and deriving keys related to channels. These are -//! largely of interest for those implementing chain::keysinterface::Sign message signing by hand. +//! largely of interest for those implementing the traits on [`crate::sign`] by hand. use alloc::str::FromStr; +use alloc::string::String; use core::ffi::c_void; use core::convert::Infallible; use bitcoin::hashes::Hash; @@ -17,20 +18,163 @@ use crate::c_types::*; #[cfg(feature="no-std")] use alloc::{vec::Vec, boxed::Box}; +/// Maximum number of one-way in-flight HTLC (protocol-level value). + +#[no_mangle] +pub static MAX_HTLCS: u16 = lightning::ln::chan_utils::MAX_HTLCS; +/// The weight of a BIP141 witnessScript for a BOLT3's \"offered HTLC output\" on a commitment transaction, non-anchor variant. + +#[no_mangle] +pub static OFFERED_HTLC_SCRIPT_WEIGHT: usize = lightning::ln::chan_utils::OFFERED_HTLC_SCRIPT_WEIGHT; +/// The weight of a BIP141 witnessScript for a BOLT3's \"offered HTLC output\" on a commitment transaction, anchor variant. + +#[no_mangle] +pub static OFFERED_HTLC_SCRIPT_WEIGHT_ANCHORS: usize = lightning::ln::chan_utils::OFFERED_HTLC_SCRIPT_WEIGHT_ANCHORS; +/// The weight of a BIP141 witnessScript for a BOLT3's \"received HTLC output\" can vary in function of its CLTV argument value. +/// We define a range that encompasses both its non-anchors and anchors variants. +/// This is the maximum post-anchor value. + +#[no_mangle] +pub static MAX_ACCEPTED_HTLC_SCRIPT_WEIGHT: usize = lightning::ln::chan_utils::MAX_ACCEPTED_HTLC_SCRIPT_WEIGHT; +/// The upper bound weight of an anchor input. + +#[no_mangle] +pub static ANCHOR_INPUT_WITNESS_WEIGHT: u64 = lightning::ln::chan_utils::ANCHOR_INPUT_WITNESS_WEIGHT; +/// The upper bound weight of an HTLC timeout input from a commitment transaction with anchor +/// outputs. + +#[no_mangle] +pub static HTLC_TIMEOUT_INPUT_ANCHOR_WITNESS_WEIGHT: u64 = lightning::ln::chan_utils::HTLC_TIMEOUT_INPUT_ANCHOR_WITNESS_WEIGHT; +/// The upper bound weight of an HTLC success input from a commitment transaction with anchor +/// outputs. + +#[no_mangle] +pub static HTLC_SUCCESS_INPUT_ANCHOR_WITNESS_WEIGHT: u64 = lightning::ln::chan_utils::HTLC_SUCCESS_INPUT_ANCHOR_WITNESS_WEIGHT; /// Gets the weight for an HTLC-Success transaction. #[no_mangle] -pub extern "C" fn htlc_success_tx_weight(mut opt_anchors: bool) -> u64 { - let mut ret = lightning::ln::chan_utils::htlc_success_tx_weight(opt_anchors); +pub extern "C" fn htlc_success_tx_weight(channel_type_features: &crate::lightning::ln::features::ChannelTypeFeatures) -> u64 { + let mut ret = lightning::ln::chan_utils::htlc_success_tx_weight(channel_type_features.get_native_ref()); ret } /// Gets the weight for an HTLC-Timeout transaction. #[no_mangle] -pub extern "C" fn htlc_timeout_tx_weight(mut opt_anchors: bool) -> u64 { - let mut ret = lightning::ln::chan_utils::htlc_timeout_tx_weight(opt_anchors); +pub extern "C" fn htlc_timeout_tx_weight(channel_type_features: &crate::lightning::ln::features::ChannelTypeFeatures) -> u64 { + let mut ret = lightning::ln::chan_utils::htlc_timeout_tx_weight(channel_type_features.get_native_ref()); ret } +/// Describes the type of HTLC claim as determined by analyzing the witness. +#[derive(Clone)] +#[must_use] +#[repr(C)] +pub enum HTLCClaim { + /// Claims an offered output on a commitment transaction through the timeout path. + OfferedTimeout, + /// Claims an offered output on a commitment transaction through the success path. + OfferedPreimage, + /// Claims an accepted output on a commitment transaction through the timeout path. + AcceptedTimeout, + /// Claims an accepted output on a commitment transaction through the success path. + AcceptedPreimage, + /// Claims an offered/accepted output on a commitment transaction through the revocation path. + Revocation, +} +use lightning::ln::chan_utils::HTLCClaim as HTLCClaimImport; +pub(crate) type nativeHTLCClaim = HTLCClaimImport; + +impl HTLCClaim { + #[allow(unused)] + pub(crate) fn to_native(&self) -> nativeHTLCClaim { + match self { + HTLCClaim::OfferedTimeout => nativeHTLCClaim::OfferedTimeout, + HTLCClaim::OfferedPreimage => nativeHTLCClaim::OfferedPreimage, + HTLCClaim::AcceptedTimeout => nativeHTLCClaim::AcceptedTimeout, + HTLCClaim::AcceptedPreimage => nativeHTLCClaim::AcceptedPreimage, + HTLCClaim::Revocation => nativeHTLCClaim::Revocation, + } + } + #[allow(unused)] + pub(crate) fn into_native(self) -> nativeHTLCClaim { + match self { + HTLCClaim::OfferedTimeout => nativeHTLCClaim::OfferedTimeout, + HTLCClaim::OfferedPreimage => nativeHTLCClaim::OfferedPreimage, + HTLCClaim::AcceptedTimeout => nativeHTLCClaim::AcceptedTimeout, + HTLCClaim::AcceptedPreimage => nativeHTLCClaim::AcceptedPreimage, + HTLCClaim::Revocation => nativeHTLCClaim::Revocation, + } + } + #[allow(unused)] + pub(crate) fn from_native(native: &nativeHTLCClaim) -> Self { + match native { + nativeHTLCClaim::OfferedTimeout => HTLCClaim::OfferedTimeout, + nativeHTLCClaim::OfferedPreimage => HTLCClaim::OfferedPreimage, + nativeHTLCClaim::AcceptedTimeout => HTLCClaim::AcceptedTimeout, + nativeHTLCClaim::AcceptedPreimage => HTLCClaim::AcceptedPreimage, + nativeHTLCClaim::Revocation => HTLCClaim::Revocation, + } + } + #[allow(unused)] + pub(crate) fn native_into(native: nativeHTLCClaim) -> Self { + match native { + nativeHTLCClaim::OfferedTimeout => HTLCClaim::OfferedTimeout, + nativeHTLCClaim::OfferedPreimage => HTLCClaim::OfferedPreimage, + nativeHTLCClaim::AcceptedTimeout => HTLCClaim::AcceptedTimeout, + nativeHTLCClaim::AcceptedPreimage => HTLCClaim::AcceptedPreimage, + nativeHTLCClaim::Revocation => HTLCClaim::Revocation, + } + } +} +/// Creates a copy of the HTLCClaim +#[no_mangle] +pub extern "C" fn HTLCClaim_clone(orig: &HTLCClaim) -> HTLCClaim { + 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 HTLCClaim_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const HTLCClaim)).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 HTLCClaim_free_void(this_ptr: *mut c_void) { + let _ = unsafe { Box::from_raw(this_ptr as *mut HTLCClaim) }; +} +#[no_mangle] +/// Utility method to constructs a new OfferedTimeout-variant HTLCClaim +pub extern "C" fn HTLCClaim_offered_timeout() -> HTLCClaim { + HTLCClaim::OfferedTimeout} +#[no_mangle] +/// Utility method to constructs a new OfferedPreimage-variant HTLCClaim +pub extern "C" fn HTLCClaim_offered_preimage() -> HTLCClaim { + HTLCClaim::OfferedPreimage} +#[no_mangle] +/// Utility method to constructs a new AcceptedTimeout-variant HTLCClaim +pub extern "C" fn HTLCClaim_accepted_timeout() -> HTLCClaim { + HTLCClaim::AcceptedTimeout} +#[no_mangle] +/// Utility method to constructs a new AcceptedPreimage-variant HTLCClaim +pub extern "C" fn HTLCClaim_accepted_preimage() -> HTLCClaim { + HTLCClaim::AcceptedPreimage} +#[no_mangle] +/// Utility method to constructs a new Revocation-variant HTLCClaim +pub extern "C" fn HTLCClaim_revocation() -> HTLCClaim { + HTLCClaim::Revocation} +/// Checks if two HTLCClaims contain equal inner contents. +/// This ignores pointers and is_owned flags and looks at the values in fields. +#[no_mangle] +pub extern "C" fn HTLCClaim_eq(a: &HTLCClaim, b: &HTLCClaim) -> bool { + if &a.to_native() == &b.to_native() { true } else { false } +} +/// Check if a given input witness attempts to claim a HTLC. +#[must_use] +#[no_mangle] +pub extern "C" fn HTLCClaim_from_witness(mut witness: crate::c_types::Witness) -> crate::c_types::derived::COption_HTLCClaimZ { + let mut ret = lightning::ln::chan_utils::HTLCClaim::from_witness(&witness.into_bitcoin()); + let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_HTLCClaimZ::None } else { crate::c_types::derived::COption_HTLCClaimZ::Some( { crate::lightning::ln::chan_utils::HTLCClaim::native_into(ret.unwrap()) }) }; + local_ret +} + /// Build the commitment secret from the seed and the commitment number #[no_mangle] pub extern "C" fn build_commitment_secret(commitment_seed: *const [u8; 32], mut idx: u64) -> crate::c_types::ThirtyTwoBytes { @@ -50,7 +194,7 @@ use lightning::ln::chan_utils::CounterpartyCommitmentSecrets as nativeCounterpar pub(crate) type nativeCounterpartyCommitmentSecrets = nativeCounterpartyCommitmentSecretsImport; /// Implements the per-commitment secret storage scheme from -/// [BOLT 3](https://github.com/lightningnetwork/lightning-rfc/blob/dcbf8583976df087c79c3ce0b535311212e6812d/03-transactions.md#efficient-per-commitment-secret-storage). +/// [BOLT 3](https://github.com/lightning/bolts/blob/dcbf8583976df087c79c3ce0b535311212e6812d/03-transactions.md#efficient-per-commitment-secret-storage). /// /// Allows us to keep track of all of the revocation secrets of our counterparty in just 50*32 bytes /// or so. @@ -82,7 +226,7 @@ pub extern "C" fn CounterpartyCommitmentSecrets_free(this_obj: CounterpartyCommi #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn CounterpartyCommitmentSecrets_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeCounterpartyCommitmentSecrets); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeCounterpartyCommitmentSecrets) }; } #[allow(unused)] impl CounterpartyCommitmentSecrets { @@ -112,7 +256,7 @@ impl Clone for CounterpartyCommitmentSecrets { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn CounterpartyCommitmentSecrets_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeCounterpartyCommitmentSecrets)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeCounterpartyCommitmentSecrets)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the CounterpartyCommitmentSecrets @@ -122,16 +266,16 @@ pub extern "C" fn CounterpartyCommitmentSecrets_clone(orig: &CounterpartyCommitm /// Creates a new empty `CounterpartyCommitmentSecrets` structure. #[must_use] #[no_mangle] -pub extern "C" fn CounterpartyCommitmentSecrets_new() -> CounterpartyCommitmentSecrets { +pub extern "C" fn CounterpartyCommitmentSecrets_new() -> crate::lightning::ln::chan_utils::CounterpartyCommitmentSecrets { let mut ret = lightning::ln::chan_utils::CounterpartyCommitmentSecrets::new(); - CounterpartyCommitmentSecrets { inner: ObjOps::heap_alloc(ret), is_owned: true } + crate::lightning::ln::chan_utils::CounterpartyCommitmentSecrets { inner: ObjOps::heap_alloc(ret), is_owned: true } } /// Returns the minimum index of all stored secrets. Note that indexes start /// at 1 << 48 and get decremented by one for each new secret. #[must_use] #[no_mangle] -pub extern "C" fn CounterpartyCommitmentSecrets_get_min_seen_secret(this_arg: &CounterpartyCommitmentSecrets) -> u64 { +pub extern "C" fn CounterpartyCommitmentSecrets_get_min_seen_secret(this_arg: &crate::lightning::ln::chan_utils::CounterpartyCommitmentSecrets) -> u64 { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_min_seen_secret(); ret } @@ -140,8 +284,8 @@ pub extern "C" fn CounterpartyCommitmentSecrets_get_min_seen_secret(this_arg: &C /// was generated in accordance with BOLT 3 and is consistent with previous secrets. #[must_use] #[no_mangle] -pub extern "C" fn CounterpartyCommitmentSecrets_provide_secret(this_arg: &mut CounterpartyCommitmentSecrets, mut idx: u64, mut secret: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_NoneNoneZ { - let mut ret = unsafe { &mut (*ObjOps::untweak_ptr(this_arg.inner as *mut nativeCounterpartyCommitmentSecrets)) }.provide_secret(idx, secret.data); +pub extern "C" fn CounterpartyCommitmentSecrets_provide_secret(this_arg: &mut crate::lightning::ln::chan_utils::CounterpartyCommitmentSecrets, mut idx: u64, mut secret: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_NoneNoneZ { + let mut ret = unsafe { &mut (*ObjOps::untweak_ptr(this_arg.inner as *mut crate::lightning::ln::chan_utils::nativeCounterpartyCommitmentSecrets)) }.provide_secret(idx, secret.data); 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 } @@ -152,7 +296,7 @@ pub extern "C" fn CounterpartyCommitmentSecrets_provide_secret(this_arg: &mut Co /// 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 CounterpartyCommitmentSecrets_get_secret(this_arg: &CounterpartyCommitmentSecrets, mut idx: u64) -> crate::c_types::ThirtyTwoBytes { +pub extern "C" fn CounterpartyCommitmentSecrets_get_secret(this_arg: &crate::lightning::ln::chan_utils::CounterpartyCommitmentSecrets, mut idx: u64) -> crate::c_types::ThirtyTwoBytes { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_secret(idx); let mut local_ret = if ret.is_none() { crate::c_types::ThirtyTwoBytes { data: [0; 32] } } else { { crate::c_types::ThirtyTwoBytes { data: (ret.unwrap()) } } }; local_ret @@ -160,10 +304,10 @@ pub extern "C" fn CounterpartyCommitmentSecrets_get_secret(this_arg: &Counterpar #[no_mangle] /// Serialize the CounterpartyCommitmentSecrets object into a byte array which can be read by CounterpartyCommitmentSecrets_read -pub extern "C" fn CounterpartyCommitmentSecrets_write(obj: &CounterpartyCommitmentSecrets) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn CounterpartyCommitmentSecrets_write(obj: &crate::lightning::ln::chan_utils::CounterpartyCommitmentSecrets) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -#[no_mangle] +#[allow(unused)] pub(crate) extern "C" fn CounterpartyCommitmentSecrets_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeCounterpartyCommitmentSecrets) }) } @@ -171,55 +315,43 @@ pub(crate) extern "C" fn CounterpartyCommitmentSecrets_write_void(obj: *const c_ /// Read a CounterpartyCommitmentSecrets from a byte array, created by CounterpartyCommitmentSecrets_write pub extern "C" fn CounterpartyCommitmentSecrets_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_CounterpartyCommitmentSecretsDecodeErrorZ { 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::ln::chan_utils::CounterpartyCommitmentSecrets { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::CounterpartyCommitmentSecrets { 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 } /// Derives a per-commitment-transaction private key (eg an htlc key or delayed_payment key) /// from the base secret and the per_commitment_point. -/// -/// Note that this is infallible iff we trust that at least one of the two input keys are randomly -/// generated (ie our own). #[no_mangle] -pub extern "C" fn derive_private_key(mut per_commitment_point: crate::c_types::PublicKey, base_secret: *const [u8; 32]) -> crate::c_types::derived::CResult_SecretKeyErrorZ { - let mut ret = lightning::ln::chan_utils::derive_private_key(secp256k1::SECP256K1, &per_commitment_point.into_rust(), &::bitcoin::secp256k1::key::SecretKey::from_slice(&unsafe { *base_secret}[..]).unwrap()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::SecretKey::from_rust(o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::c_types::Secp256k1Error::from_rust(e) }).into() }; - local_ret +pub extern "C" fn derive_private_key(mut per_commitment_point: crate::c_types::PublicKey, base_secret: *const [u8; 32]) -> crate::c_types::SecretKey { + let mut ret = lightning::ln::chan_utils::derive_private_key(secp256k1::global::SECP256K1, &per_commitment_point.into_rust(), &::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *base_secret}[..]).unwrap()); + crate::c_types::SecretKey::from_rust(ret) } /// Derives a per-commitment-transaction public key (eg an htlc key or a delayed_payment key) /// from the base point and the per_commitment_key. This is the public equivalent of /// derive_private_key - using only public keys to derive a public key instead of private keys. -/// -/// Note that this is infallible iff we trust that at least one of the two input keys are randomly -/// generated (ie our own). #[no_mangle] -pub extern "C" fn derive_public_key(mut per_commitment_point: crate::c_types::PublicKey, mut base_point: crate::c_types::PublicKey) -> crate::c_types::derived::CResult_PublicKeyErrorZ { - let mut ret = lightning::ln::chan_utils::derive_public_key(secp256k1::SECP256K1, &per_commitment_point.into_rust(), &base_point.into_rust()); - 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( { crate::c_types::Secp256k1Error::from_rust(e) }).into() }; - local_ret +pub extern "C" fn derive_public_key(mut per_commitment_point: crate::c_types::PublicKey, mut base_point: crate::c_types::PublicKey) -> crate::c_types::PublicKey { + let mut ret = lightning::ln::chan_utils::derive_public_key(secp256k1::global::SECP256K1, &per_commitment_point.into_rust(), &base_point.into_rust()); + crate::c_types::PublicKey::from_rust(&ret) } /// Derives a per-commitment-transaction revocation key from its constituent parts. /// -/// Only the cheating participant owns a valid witness to propagate a revoked +/// Only the cheating participant owns a valid witness to propagate a revoked /// commitment transaction, thus per_commitment_secret always come from cheater /// and revocation_base_secret always come from punisher, which is the broadcaster /// of the transaction spending with this key knowledge. -/// -/// Note that this is infallible iff we trust that at least one of the two input keys are randomly -/// generated (ie our own). #[no_mangle] -pub extern "C" fn derive_private_revocation_key(per_commitment_secret: *const [u8; 32], countersignatory_revocation_base_secret: *const [u8; 32]) -> crate::c_types::derived::CResult_SecretKeyErrorZ { - let mut ret = lightning::ln::chan_utils::derive_private_revocation_key(secp256k1::SECP256K1, &::bitcoin::secp256k1::key::SecretKey::from_slice(&unsafe { *per_commitment_secret}[..]).unwrap(), &::bitcoin::secp256k1::key::SecretKey::from_slice(&unsafe { *countersignatory_revocation_base_secret}[..]).unwrap()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::SecretKey::from_rust(o) }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::c_types::Secp256k1Error::from_rust(e) }).into() }; - local_ret +pub extern "C" fn derive_private_revocation_key(per_commitment_secret: *const [u8; 32], countersignatory_revocation_base_secret: *const [u8; 32]) -> crate::c_types::SecretKey { + let mut ret = lightning::ln::chan_utils::derive_private_revocation_key(secp256k1::global::SECP256K1, &::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *per_commitment_secret}[..]).unwrap(), &::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *countersignatory_revocation_base_secret}[..]).unwrap()); + crate::c_types::SecretKey::from_rust(ret) } /// Derives a per-commitment-transaction revocation public key from its constituent parts. This is /// the public equivalend of derive_private_revocation_key - using only public keys to derive a /// public key instead of private keys. /// -/// Only the cheating participant owns a valid witness to propagate a revoked +/// Only the cheating participant owns a valid witness to propagate a revoked /// commitment transaction, thus per_commitment_point always come from cheater /// and revocation_base_point always come from punisher, which is the broadcaster /// of the transaction spending with this key knowledge. @@ -227,10 +359,9 @@ pub extern "C" fn derive_private_revocation_key(per_commitment_secret: *const [u /// Note that this is infallible iff we trust that at least one of the two input keys are randomly /// generated (ie our own). #[no_mangle] -pub extern "C" fn derive_public_revocation_key(mut per_commitment_point: crate::c_types::PublicKey, mut countersignatory_revocation_base_point: crate::c_types::PublicKey) -> crate::c_types::derived::CResult_PublicKeyErrorZ { - let mut ret = lightning::ln::chan_utils::derive_public_revocation_key(secp256k1::SECP256K1, &per_commitment_point.into_rust(), &countersignatory_revocation_base_point.into_rust()); - 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( { crate::c_types::Secp256k1Error::from_rust(e) }).into() }; - local_ret +pub extern "C" fn derive_public_revocation_key(mut per_commitment_point: crate::c_types::PublicKey, mut countersignatory_revocation_base_point: crate::c_types::PublicKey) -> crate::c_types::PublicKey { + let mut ret = lightning::ln::chan_utils::derive_public_revocation_key(secp256k1::global::SECP256K1, &per_commitment_point.into_rust(), &countersignatory_revocation_base_point.into_rust()); + crate::c_types::PublicKey::from_rust(&ret) } @@ -276,7 +407,7 @@ pub extern "C" fn TxCreationKeys_free(this_obj: TxCreationKeys) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn TxCreationKeys_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeTxCreationKeys); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeTxCreationKeys) }; } #[allow(unused)] impl TxCreationKeys { @@ -365,6 +496,15 @@ pub extern "C" fn TxCreationKeys_new(mut per_commitment_point_arg: crate::c_type broadcaster_delayed_payment_key: broadcaster_delayed_payment_key_arg.into_rust(), }), is_owned: true } } +/// Checks if two TxCreationKeyss 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 TxCreationKeys_eq(a: &TxCreationKeys, b: &TxCreationKeys) -> 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 } +} impl Clone for TxCreationKeys { fn clone(&self) -> Self { Self { @@ -377,7 +517,7 @@ impl Clone for TxCreationKeys { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn TxCreationKeys_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeTxCreationKeys)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeTxCreationKeys)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the TxCreationKeys @@ -386,10 +526,10 @@ pub extern "C" fn TxCreationKeys_clone(orig: &TxCreationKeys) -> TxCreationKeys } #[no_mangle] /// Serialize the TxCreationKeys object into a byte array which can be read by TxCreationKeys_read -pub extern "C" fn TxCreationKeys_write(obj: &TxCreationKeys) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn TxCreationKeys_write(obj: &crate::lightning::ln::chan_utils::TxCreationKeys) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -#[no_mangle] +#[allow(unused)] pub(crate) extern "C" fn TxCreationKeys_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeTxCreationKeys) }) } @@ -397,7 +537,7 @@ pub(crate) extern "C" fn TxCreationKeys_write_void(obj: *const c_void) -> crate: /// Read a TxCreationKeys from a byte array, created by TxCreationKeys_write pub extern "C" fn TxCreationKeys_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_TxCreationKeysDecodeErrorZ { 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::ln::chan_utils::TxCreationKeys { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::TxCreationKeys { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; local_res } @@ -433,7 +573,7 @@ pub extern "C" fn ChannelPublicKeys_free(this_obj: ChannelPublicKeys) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn ChannelPublicKeys_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeChannelPublicKeys); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeChannelPublicKeys) }; } #[allow(unused)] impl ChannelPublicKeys { @@ -548,19 +688,38 @@ impl Clone for ChannelPublicKeys { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn ChannelPublicKeys_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeChannelPublicKeys)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeChannelPublicKeys)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the ChannelPublicKeys pub extern "C" fn ChannelPublicKeys_clone(orig: &ChannelPublicKeys) -> ChannelPublicKeys { orig.clone() } +/// Generates a non-cryptographic 64-bit hash of the ChannelPublicKeys. +#[no_mangle] +pub extern "C" fn ChannelPublicKeys_hash(o: &ChannelPublicKeys) -> 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 ChannelPublicKeyss 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 ChannelPublicKeys_eq(a: &ChannelPublicKeys, b: &ChannelPublicKeys) -> 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 ChannelPublicKeys object into a byte array which can be read by ChannelPublicKeys_read -pub extern "C" fn ChannelPublicKeys_write(obj: &ChannelPublicKeys) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn ChannelPublicKeys_write(obj: &crate::lightning::ln::chan_utils::ChannelPublicKeys) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -#[no_mangle] +#[allow(unused)] pub(crate) extern "C" fn ChannelPublicKeys_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeChannelPublicKeys) }) } @@ -568,27 +727,25 @@ pub(crate) extern "C" fn ChannelPublicKeys_write_void(obj: *const c_void) -> cra /// Read a ChannelPublicKeys from a byte array, created by ChannelPublicKeys_write pub extern "C" fn ChannelPublicKeys_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_ChannelPublicKeysDecodeErrorZ { 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::ln::chan_utils::ChannelPublicKeys { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::ChannelPublicKeys { 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 } /// Create per-state keys from channel base points and the per-commitment point. /// Key set is asymmetric and can't be used as part of counter-signatory set of transactions. #[must_use] #[no_mangle] -pub extern "C" fn TxCreationKeys_derive_new(mut per_commitment_point: crate::c_types::PublicKey, mut broadcaster_delayed_payment_base: crate::c_types::PublicKey, mut broadcaster_htlc_base: crate::c_types::PublicKey, mut countersignatory_revocation_base: crate::c_types::PublicKey, mut countersignatory_htlc_base: crate::c_types::PublicKey) -> crate::c_types::derived::CResult_TxCreationKeysErrorZ { - let mut ret = lightning::ln::chan_utils::TxCreationKeys::derive_new(secp256k1::SECP256K1, &per_commitment_point.into_rust(), &broadcaster_delayed_payment_base.into_rust(), &broadcaster_htlc_base.into_rust(), &countersignatory_revocation_base.into_rust(), &countersignatory_htlc_base.into_rust()); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::TxCreationKeys { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::c_types::Secp256k1Error::from_rust(e) }).into() }; - local_ret +pub extern "C" fn TxCreationKeys_derive_new(mut per_commitment_point: crate::c_types::PublicKey, mut broadcaster_delayed_payment_base: crate::c_types::PublicKey, mut broadcaster_htlc_base: crate::c_types::PublicKey, mut countersignatory_revocation_base: crate::c_types::PublicKey, mut countersignatory_htlc_base: crate::c_types::PublicKey) -> crate::lightning::ln::chan_utils::TxCreationKeys { + let mut ret = lightning::ln::chan_utils::TxCreationKeys::derive_new(secp256k1::global::SECP256K1, &per_commitment_point.into_rust(), &broadcaster_delayed_payment_base.into_rust(), &broadcaster_htlc_base.into_rust(), &countersignatory_revocation_base.into_rust(), &countersignatory_htlc_base.into_rust()); + crate::lightning::ln::chan_utils::TxCreationKeys { inner: ObjOps::heap_alloc(ret), is_owned: true } } /// Generate per-state keys from channel static keys. /// Key set is asymmetric and can't be used as part of counter-signatory set of transactions. #[must_use] #[no_mangle] -pub extern "C" fn TxCreationKeys_from_channel_static_keys(mut per_commitment_point: crate::c_types::PublicKey, broadcaster_keys: &crate::lightning::ln::chan_utils::ChannelPublicKeys, countersignatory_keys: &crate::lightning::ln::chan_utils::ChannelPublicKeys) -> crate::c_types::derived::CResult_TxCreationKeysErrorZ { - let mut ret = lightning::ln::chan_utils::TxCreationKeys::from_channel_static_keys(&per_commitment_point.into_rust(), broadcaster_keys.get_native_ref(), countersignatory_keys.get_native_ref(), secp256k1::SECP256K1); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::TxCreationKeys { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::c_types::Secp256k1Error::from_rust(e) }).into() }; - local_ret +pub extern "C" fn TxCreationKeys_from_channel_static_keys(mut per_commitment_point: crate::c_types::PublicKey, broadcaster_keys: &crate::lightning::ln::chan_utils::ChannelPublicKeys, countersignatory_keys: &crate::lightning::ln::chan_utils::ChannelPublicKeys) -> crate::lightning::ln::chan_utils::TxCreationKeys { + let mut ret = lightning::ln::chan_utils::TxCreationKeys::from_channel_static_keys(&per_commitment_point.into_rust(), broadcaster_keys.get_native_ref(), countersignatory_keys.get_native_ref(), secp256k1::global::SECP256K1); + crate::lightning::ln::chan_utils::TxCreationKeys { inner: ObjOps::heap_alloc(ret), is_owned: true } } /// The maximum length of a script returned by get_revokeable_redeemscript. @@ -604,6 +761,14 @@ pub extern "C" fn get_revokeable_redeemscript(mut revocation_key: crate::c_types ret.into_bytes().into() } +/// Returns the script for the counterparty's output on a holder's commitment transaction based on +/// the channel type. +#[no_mangle] +pub extern "C" fn get_counterparty_payment_script(channel_type_features: &crate::lightning::ln::features::ChannelTypeFeatures, mut payment_key: crate::c_types::PublicKey) -> crate::c_types::derived::CVec_u8Z { + let mut ret = lightning::ln::chan_utils::get_counterparty_payment_script(channel_type_features.get_native_ref(), &payment_key.into_rust()); + ret.into_bytes().into() +} + use lightning::ln::chan_utils::HTLCOutputInCommitment as nativeHTLCOutputInCommitmentImport; pub(crate) type nativeHTLCOutputInCommitment = nativeHTLCOutputInCommitmentImport; @@ -637,7 +802,7 @@ pub extern "C" fn HTLCOutputInCommitment_free(this_obj: HTLCOutputInCommitment) #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn HTLCOutputInCommitment_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeHTLCOutputInCommitment); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeHTLCOutputInCommitment) }; } #[allow(unused)] impl HTLCOutputInCommitment { @@ -749,19 +914,28 @@ impl Clone for HTLCOutputInCommitment { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn HTLCOutputInCommitment_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeHTLCOutputInCommitment)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeHTLCOutputInCommitment)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the HTLCOutputInCommitment pub extern "C" fn HTLCOutputInCommitment_clone(orig: &HTLCOutputInCommitment) -> HTLCOutputInCommitment { orig.clone() } +/// Checks if two HTLCOutputInCommitments 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 HTLCOutputInCommitment_eq(a: &HTLCOutputInCommitment, b: &HTLCOutputInCommitment) -> 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 HTLCOutputInCommitment object into a byte array which can be read by HTLCOutputInCommitment_read -pub extern "C" fn HTLCOutputInCommitment_write(obj: &HTLCOutputInCommitment) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn HTLCOutputInCommitment_write(obj: &crate::lightning::ln::chan_utils::HTLCOutputInCommitment) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -#[no_mangle] +#[allow(unused)] pub(crate) extern "C" fn HTLCOutputInCommitment_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeHTLCOutputInCommitment) }) } @@ -769,14 +943,14 @@ pub(crate) extern "C" fn HTLCOutputInCommitment_write_void(obj: *const c_void) - /// Read a HTLCOutputInCommitment from a byte array, created by HTLCOutputInCommitment_write pub extern "C" fn HTLCOutputInCommitment_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_HTLCOutputInCommitmentDecodeErrorZ { 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::ln::chan_utils::HTLCOutputInCommitment { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::HTLCOutputInCommitment { 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 } /// Gets the witness redeemscript for an HTLC output in a commitment transaction. Note that htlc /// does not need to have its previous_output_index filled. #[no_mangle] -pub extern "C" fn get_htlc_redeemscript(htlc: &crate::lightning::ln::chan_utils::HTLCOutputInCommitment, mut opt_anchors: bool, keys: &crate::lightning::ln::chan_utils::TxCreationKeys) -> crate::c_types::derived::CVec_u8Z { - let mut ret = lightning::ln::chan_utils::get_htlc_redeemscript(htlc.get_native_ref(), opt_anchors, keys.get_native_ref()); +pub extern "C" fn get_htlc_redeemscript(htlc: &crate::lightning::ln::chan_utils::HTLCOutputInCommitment, channel_type_features: &crate::lightning::ln::features::ChannelTypeFeatures, keys: &crate::lightning::ln::chan_utils::TxCreationKeys) -> crate::c_types::derived::CVec_u8Z { + let mut ret = lightning::ln::chan_utils::get_htlc_redeemscript(htlc.get_native_ref(), channel_type_features.get_native_ref(), keys.get_native_ref()); ret.into_bytes().into() } @@ -796,11 +970,26 @@ pub extern "C" fn make_funding_redeemscript(mut broadcaster: crate::c_types::Pub /// Panics if htlc.transaction_output_index.is_none() (as such HTLCs do not appear in the /// commitment transaction). #[no_mangle] -pub extern "C" fn build_htlc_transaction(commitment_txid: *const [u8; 32], mut feerate_per_kw: u32, mut contest_delay: u16, htlc: &crate::lightning::ln::chan_utils::HTLCOutputInCommitment, mut opt_anchors: bool, mut broadcaster_delayed_payment_key: crate::c_types::PublicKey, mut revocation_key: crate::c_types::PublicKey) -> crate::c_types::Transaction { - let mut ret = lightning::ln::chan_utils::build_htlc_transaction(&::bitcoin::hash_types::Txid::from_slice(&unsafe { &*commitment_txid }[..]).unwrap(), feerate_per_kw, contest_delay, htlc.get_native_ref(), opt_anchors, &broadcaster_delayed_payment_key.into_rust(), &revocation_key.into_rust()); +pub extern "C" fn build_htlc_transaction(commitment_txid: *const [u8; 32], mut feerate_per_kw: u32, mut contest_delay: u16, htlc: &crate::lightning::ln::chan_utils::HTLCOutputInCommitment, channel_type_features: &crate::lightning::ln::features::ChannelTypeFeatures, mut broadcaster_delayed_payment_key: crate::c_types::PublicKey, mut revocation_key: crate::c_types::PublicKey) -> crate::c_types::Transaction { + let mut ret = lightning::ln::chan_utils::build_htlc_transaction(&::bitcoin::hash_types::Txid::from_slice(&unsafe { &*commitment_txid }[..]).unwrap(), feerate_per_kw, contest_delay, htlc.get_native_ref(), channel_type_features.get_native_ref(), &broadcaster_delayed_payment_key.into_rust(), &revocation_key.into_rust()); crate::c_types::Transaction::from_bitcoin(&ret) } +/// Returns the witness required to satisfy and spend a HTLC input. +#[no_mangle] +pub extern "C" fn build_htlc_input_witness(mut local_sig: crate::c_types::ECDSASignature, mut remote_sig: crate::c_types::ECDSASignature, mut preimage: crate::c_types::derived::COption_ThirtyTwoBytesZ, mut redeem_script: crate::c_types::u8slice, channel_type_features: &crate::lightning::ln::features::ChannelTypeFeatures) -> crate::c_types::Witness { + let mut local_preimage = { /*preimage*/ let preimage_opt = preimage; if preimage_opt.is_none() { None } else { Some({ { ::lightning::ln::PaymentPreimage({ preimage_opt.take() }.data) }})} }; + let mut ret = lightning::ln::chan_utils::build_htlc_input_witness(&local_sig.into_rust(), &remote_sig.into_rust(), &local_preimage, &::bitcoin::blockdata::script::Script::from(Vec::from(redeem_script.to_slice())), channel_type_features.get_native_ref()); + crate::c_types::Witness::from_bitcoin(&ret) +} + +/// Gets the witnessScript for the to_remote output when anchors are enabled. +#[no_mangle] +pub extern "C" fn get_to_countersignatory_with_anchors_redeemscript(mut payment_point: crate::c_types::PublicKey) -> crate::c_types::derived::CVec_u8Z { + let mut ret = lightning::ln::chan_utils::get_to_countersignatory_with_anchors_redeemscript(&payment_point.into_rust()); + ret.into_bytes().into() +} + /// Gets the witnessScript for an anchor output from the funding public key. /// The witness in the spending input must be: /// @@ -813,6 +1002,13 @@ pub extern "C" fn get_anchor_redeemscript(mut funding_pubkey: crate::c_types::Pu ret.into_bytes().into() } +/// Returns the witness required to satisfy and spend an anchor input. +#[no_mangle] +pub extern "C" fn build_anchor_input_witness(mut funding_key: crate::c_types::PublicKey, mut funding_sig: crate::c_types::ECDSASignature) -> crate::c_types::Witness { + let mut ret = lightning::ln::chan_utils::build_anchor_input_witness(&funding_key.into_rust(), &funding_sig.into_rust()); + crate::c_types::Witness::from_bitcoin(&ret) +} + use lightning::ln::chan_utils::ChannelTransactionParameters as nativeChannelTransactionParametersImport; pub(crate) type nativeChannelTransactionParameters = nativeChannelTransactionParametersImport; @@ -850,7 +1046,7 @@ pub extern "C" fn ChannelTransactionParameters_free(this_obj: ChannelTransaction #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn ChannelTransactionParameters_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeChannelTransactionParameters); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeChannelTransactionParameters) }; } #[allow(unused)] impl ChannelTransactionParameters { @@ -939,33 +1135,35 @@ pub extern "C" fn ChannelTransactionParameters_set_funding_outpoint(this_ptr: &m 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) }.funding_outpoint = local_val; } -/// Are anchors used for this channel. Boolean is serialization backwards-compatible +/// This channel's type, as negotiated during channel open. For old objects where this field +/// wasn't serialized, it will default to static_remote_key at deserialization. #[no_mangle] -pub extern "C" fn ChannelTransactionParameters_get_opt_anchors(this_ptr: &ChannelTransactionParameters) -> crate::c_types::derived::COption_NoneZ { - let mut inner_val = &mut this_ptr.get_native_mut_ref().opt_anchors; - let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_NoneZ::None } else { crate::c_types::derived::COption_NoneZ::Some /* { () /**/ } */}; - local_inner_val +pub extern "C" fn ChannelTransactionParameters_get_channel_type_features(this_ptr: &ChannelTransactionParameters) -> crate::lightning::ln::features::ChannelTypeFeatures { + let mut inner_val = &mut this_ptr.get_native_mut_ref().channel_type_features; + crate::lightning::ln::features::ChannelTypeFeatures { inner: unsafe { ObjOps::nonnull_ptr_to_inner((inner_val as *const lightning::ln::features::ChannelTypeFeatures<>) as *mut _) }, is_owned: false } } -/// Are anchors used for this channel. Boolean is serialization backwards-compatible +/// This channel's type, as negotiated during channel open. For old objects where this field +/// wasn't serialized, it will default to static_remote_key at deserialization. #[no_mangle] -pub extern "C" fn ChannelTransactionParameters_set_opt_anchors(this_ptr: &mut ChannelTransactionParameters, mut val: crate::c_types::derived::COption_NoneZ) { - let mut local_val = if val.is_some() { Some( { () /*val.take()*/ }) } else { None }; - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.opt_anchors = local_val; +pub extern "C" fn ChannelTransactionParameters_set_channel_type_features(this_ptr: &mut ChannelTransactionParameters, mut val: crate::lightning::ln::features::ChannelTypeFeatures) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.channel_type_features = *unsafe { Box::from_raw(val.take_inner()) }; } /// Constructs a new ChannelTransactionParameters given each field +/// +/// Note that counterparty_parameters_arg (or a relevant inner pointer) may be NULL or all-0s to represent None +/// Note that funding_outpoint_arg (or a relevant inner pointer) may be NULL or all-0s to represent None #[must_use] #[no_mangle] -pub extern "C" fn ChannelTransactionParameters_new(mut holder_pubkeys_arg: crate::lightning::ln::chan_utils::ChannelPublicKeys, mut holder_selected_contest_delay_arg: u16, mut is_outbound_from_holder_arg: bool, mut counterparty_parameters_arg: crate::lightning::ln::chan_utils::CounterpartyChannelTransactionParameters, mut funding_outpoint_arg: crate::lightning::chain::transaction::OutPoint, mut opt_anchors_arg: crate::c_types::derived::COption_NoneZ) -> ChannelTransactionParameters { +pub extern "C" fn ChannelTransactionParameters_new(mut holder_pubkeys_arg: crate::lightning::ln::chan_utils::ChannelPublicKeys, mut holder_selected_contest_delay_arg: u16, mut is_outbound_from_holder_arg: bool, mut counterparty_parameters_arg: crate::lightning::ln::chan_utils::CounterpartyChannelTransactionParameters, mut funding_outpoint_arg: crate::lightning::chain::transaction::OutPoint, mut channel_type_features_arg: crate::lightning::ln::features::ChannelTypeFeatures) -> ChannelTransactionParameters { let mut local_counterparty_parameters_arg = if counterparty_parameters_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(counterparty_parameters_arg.take_inner()) } }) }; let mut local_funding_outpoint_arg = if funding_outpoint_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(funding_outpoint_arg.take_inner()) } }) }; - let mut local_opt_anchors_arg = if opt_anchors_arg.is_some() { Some( { () /*opt_anchors_arg.take()*/ }) } else { None }; ChannelTransactionParameters { inner: ObjOps::heap_alloc(nativeChannelTransactionParameters { holder_pubkeys: *unsafe { Box::from_raw(holder_pubkeys_arg.take_inner()) }, holder_selected_contest_delay: holder_selected_contest_delay_arg, is_outbound_from_holder: is_outbound_from_holder_arg, counterparty_parameters: local_counterparty_parameters_arg, funding_outpoint: local_funding_outpoint_arg, - opt_anchors: local_opt_anchors_arg, + channel_type_features: *unsafe { Box::from_raw(channel_type_features_arg.take_inner()) }, }), is_owned: true } } impl Clone for ChannelTransactionParameters { @@ -980,13 +1178,32 @@ impl Clone for ChannelTransactionParameters { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn ChannelTransactionParameters_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeChannelTransactionParameters)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeChannelTransactionParameters)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the ChannelTransactionParameters pub extern "C" fn ChannelTransactionParameters_clone(orig: &ChannelTransactionParameters) -> ChannelTransactionParameters { orig.clone() } +/// Generates a non-cryptographic 64-bit hash of the ChannelTransactionParameters. +#[no_mangle] +pub extern "C" fn ChannelTransactionParameters_hash(o: &ChannelTransactionParameters) -> 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 ChannelTransactionParameterss 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 ChannelTransactionParameters_eq(a: &ChannelTransactionParameters, b: &ChannelTransactionParameters) -> 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 } +} use lightning::ln::chan_utils::CounterpartyChannelTransactionParameters as nativeCounterpartyChannelTransactionParametersImport; pub(crate) type nativeCounterpartyChannelTransactionParameters = nativeCounterpartyChannelTransactionParametersImport; @@ -1020,7 +1237,7 @@ pub extern "C" fn CounterpartyChannelTransactionParameters_free(this_obj: Counte #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn CounterpartyChannelTransactionParameters_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeCounterpartyChannelTransactionParameters); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeCounterpartyChannelTransactionParameters) }; } #[allow(unused)] impl CounterpartyChannelTransactionParameters { @@ -1081,17 +1298,36 @@ impl Clone for CounterpartyChannelTransactionParameters { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn CounterpartyChannelTransactionParameters_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeCounterpartyChannelTransactionParameters)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeCounterpartyChannelTransactionParameters)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the CounterpartyChannelTransactionParameters pub extern "C" fn CounterpartyChannelTransactionParameters_clone(orig: &CounterpartyChannelTransactionParameters) -> CounterpartyChannelTransactionParameters { orig.clone() } +/// Generates a non-cryptographic 64-bit hash of the CounterpartyChannelTransactionParameters. +#[no_mangle] +pub extern "C" fn CounterpartyChannelTransactionParameters_hash(o: &CounterpartyChannelTransactionParameters) -> 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 CounterpartyChannelTransactionParameterss 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 CounterpartyChannelTransactionParameters_eq(a: &CounterpartyChannelTransactionParameters, b: &CounterpartyChannelTransactionParameters) -> 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 } +} /// Whether the late bound parameters are populated. #[must_use] #[no_mangle] -pub extern "C" fn ChannelTransactionParameters_is_populated(this_arg: &ChannelTransactionParameters) -> bool { +pub extern "C" fn ChannelTransactionParameters_is_populated(this_arg: &crate::lightning::ln::chan_utils::ChannelTransactionParameters) -> bool { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.is_populated(); ret } @@ -1102,7 +1338,7 @@ pub extern "C" fn ChannelTransactionParameters_is_populated(this_arg: &ChannelTr /// self.is_populated() must be true before calling this function. #[must_use] #[no_mangle] -pub extern "C" fn ChannelTransactionParameters_as_holder_broadcastable(this_arg: &ChannelTransactionParameters) -> crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters { +pub extern "C" fn ChannelTransactionParameters_as_holder_broadcastable(this_arg: &crate::lightning::ln::chan_utils::ChannelTransactionParameters) -> crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.as_holder_broadcastable(); crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters { inner: ObjOps::heap_alloc(ret), is_owned: true } } @@ -1113,17 +1349,17 @@ pub extern "C" fn ChannelTransactionParameters_as_holder_broadcastable(this_arg: /// self.is_populated() must be true before calling this function. #[must_use] #[no_mangle] -pub extern "C" fn ChannelTransactionParameters_as_counterparty_broadcastable(this_arg: &ChannelTransactionParameters) -> crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters { +pub extern "C" fn ChannelTransactionParameters_as_counterparty_broadcastable(this_arg: &crate::lightning::ln::chan_utils::ChannelTransactionParameters) -> crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.as_counterparty_broadcastable(); crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters { inner: ObjOps::heap_alloc(ret), is_owned: true } } #[no_mangle] /// Serialize the CounterpartyChannelTransactionParameters object into a byte array which can be read by CounterpartyChannelTransactionParameters_read -pub extern "C" fn CounterpartyChannelTransactionParameters_write(obj: &CounterpartyChannelTransactionParameters) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn CounterpartyChannelTransactionParameters_write(obj: &crate::lightning::ln::chan_utils::CounterpartyChannelTransactionParameters) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -#[no_mangle] +#[allow(unused)] pub(crate) extern "C" fn CounterpartyChannelTransactionParameters_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeCounterpartyChannelTransactionParameters) }) } @@ -1131,15 +1367,15 @@ pub(crate) extern "C" fn CounterpartyChannelTransactionParameters_write_void(obj /// Read a CounterpartyChannelTransactionParameters from a byte array, created by CounterpartyChannelTransactionParameters_write pub extern "C" fn CounterpartyChannelTransactionParameters_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_CounterpartyChannelTransactionParametersDecodeErrorZ { 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::ln::chan_utils::CounterpartyChannelTransactionParameters { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::CounterpartyChannelTransactionParameters { 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 } #[no_mangle] /// Serialize the ChannelTransactionParameters object into a byte array which can be read by ChannelTransactionParameters_read -pub extern "C" fn ChannelTransactionParameters_write(obj: &ChannelTransactionParameters) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn ChannelTransactionParameters_write(obj: &crate::lightning::ln::chan_utils::ChannelTransactionParameters) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -#[no_mangle] +#[allow(unused)] pub(crate) extern "C" fn ChannelTransactionParameters_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeChannelTransactionParameters) }) } @@ -1147,7 +1383,7 @@ pub(crate) extern "C" fn ChannelTransactionParameters_write_void(obj: *const c_v /// Read a ChannelTransactionParameters from a byte array, created by ChannelTransactionParameters_write pub extern "C" fn ChannelTransactionParameters_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_ChannelTransactionParametersDecodeErrorZ { 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::ln::chan_utils::ChannelTransactionParameters { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::ChannelTransactionParameters { 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 } @@ -1187,7 +1423,7 @@ pub extern "C" fn DirectedChannelTransactionParameters_free(this_obj: DirectedCh #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn DirectedChannelTransactionParameters_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeDirectedChannelTransactionParameters); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeDirectedChannelTransactionParameters) }; } #[allow(unused)] impl DirectedChannelTransactionParameters { @@ -1208,7 +1444,7 @@ impl DirectedChannelTransactionParameters { /// Get the channel pubkeys for the broadcaster #[must_use] #[no_mangle] -pub extern "C" fn DirectedChannelTransactionParameters_broadcaster_pubkeys(this_arg: &DirectedChannelTransactionParameters) -> crate::lightning::ln::chan_utils::ChannelPublicKeys { +pub extern "C" fn DirectedChannelTransactionParameters_broadcaster_pubkeys(this_arg: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters) -> crate::lightning::ln::chan_utils::ChannelPublicKeys { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.broadcaster_pubkeys(); 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 } } @@ -1216,7 +1452,7 @@ pub extern "C" fn DirectedChannelTransactionParameters_broadcaster_pubkeys(this_ /// Get the channel pubkeys for the countersignatory #[must_use] #[no_mangle] -pub extern "C" fn DirectedChannelTransactionParameters_countersignatory_pubkeys(this_arg: &DirectedChannelTransactionParameters) -> crate::lightning::ln::chan_utils::ChannelPublicKeys { +pub extern "C" fn DirectedChannelTransactionParameters_countersignatory_pubkeys(this_arg: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters) -> crate::lightning::ln::chan_utils::ChannelPublicKeys { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.countersignatory_pubkeys(); 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 } } @@ -1225,7 +1461,7 @@ pub extern "C" fn DirectedChannelTransactionParameters_countersignatory_pubkeys( /// Note that the contest delay was selected by the countersignatory. #[must_use] #[no_mangle] -pub extern "C" fn DirectedChannelTransactionParameters_contest_delay(this_arg: &DirectedChannelTransactionParameters) -> u16 { +pub extern "C" fn DirectedChannelTransactionParameters_contest_delay(this_arg: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters) -> u16 { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.contest_delay(); ret } @@ -1236,7 +1472,7 @@ pub extern "C" fn DirectedChannelTransactionParameters_contest_delay(this_arg: & /// an input to the commitment number obscure factor computation. #[must_use] #[no_mangle] -pub extern "C" fn DirectedChannelTransactionParameters_is_outbound(this_arg: &DirectedChannelTransactionParameters) -> bool { +pub extern "C" fn DirectedChannelTransactionParameters_is_outbound(this_arg: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters) -> bool { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.is_outbound(); ret } @@ -1244,17 +1480,17 @@ pub extern "C" fn DirectedChannelTransactionParameters_is_outbound(this_arg: &Di /// The funding outpoint #[must_use] #[no_mangle] -pub extern "C" fn DirectedChannelTransactionParameters_funding_outpoint(this_arg: &DirectedChannelTransactionParameters) -> crate::lightning::chain::transaction::OutPoint { +pub extern "C" fn DirectedChannelTransactionParameters_funding_outpoint(this_arg: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters) -> crate::lightning::chain::transaction::OutPoint { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.funding_outpoint(); - crate::c_types::bitcoin_to_C_outpoint(ret) + crate::c_types::bitcoin_to_C_outpoint(&ret) } /// Whether to use anchors for this channel #[must_use] #[no_mangle] -pub extern "C" fn DirectedChannelTransactionParameters_opt_anchors(this_arg: &DirectedChannelTransactionParameters) -> bool { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.opt_anchors(); - ret +pub extern "C" fn DirectedChannelTransactionParameters_channel_type_features(this_arg: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters) -> crate::lightning::ln::features::ChannelTypeFeatures { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.channel_type_features(); + crate::lightning::ln::features::ChannelTypeFeatures { inner: unsafe { ObjOps::nonnull_ptr_to_inner((ret as *const lightning::ln::features::ChannelTypeFeatures<>) as *mut _) }, is_owned: false } } @@ -1292,7 +1528,7 @@ pub extern "C" fn HolderCommitmentTransaction_free(this_obj: HolderCommitmentTra #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn HolderCommitmentTransaction_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeHolderCommitmentTransaction); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeHolderCommitmentTransaction) }; } #[allow(unused)] impl HolderCommitmentTransaction { @@ -1312,18 +1548,27 @@ impl HolderCommitmentTransaction { } /// Our counterparty's signature for the transaction #[no_mangle] -pub extern "C" fn HolderCommitmentTransaction_get_counterparty_sig(this_ptr: &HolderCommitmentTransaction) -> crate::c_types::Signature { +pub extern "C" fn HolderCommitmentTransaction_get_counterparty_sig(this_ptr: &HolderCommitmentTransaction) -> crate::c_types::ECDSASignature { let mut inner_val = &mut this_ptr.get_native_mut_ref().counterparty_sig; - crate::c_types::Signature::from_rust(&inner_val) + crate::c_types::ECDSASignature::from_rust(&inner_val) } /// Our counterparty's signature for the transaction #[no_mangle] -pub extern "C" fn HolderCommitmentTransaction_set_counterparty_sig(this_ptr: &mut HolderCommitmentTransaction, mut val: crate::c_types::Signature) { +pub extern "C" fn HolderCommitmentTransaction_set_counterparty_sig(this_ptr: &mut HolderCommitmentTransaction, mut val: crate::c_types::ECDSASignature) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.counterparty_sig = val.into_rust(); } /// All non-dust counterparty HTLC signatures, in the order they appear in the transaction +/// +/// Returns a copy of the field. +#[no_mangle] +pub extern "C" fn HolderCommitmentTransaction_get_counterparty_htlc_sigs(this_ptr: &HolderCommitmentTransaction) -> crate::c_types::derived::CVec_ECDSASignatureZ { + let mut inner_val = this_ptr.get_native_mut_ref().counterparty_htlc_sigs.clone(); + let mut local_inner_val = Vec::new(); for mut item in inner_val.drain(..) { local_inner_val.push( { crate::c_types::ECDSASignature::from_rust(&item) }); }; + local_inner_val.into() +} +/// All non-dust counterparty HTLC signatures, in the order they appear in the transaction #[no_mangle] -pub extern "C" fn HolderCommitmentTransaction_set_counterparty_htlc_sigs(this_ptr: &mut HolderCommitmentTransaction, mut val: crate::c_types::derived::CVec_SignatureZ) { +pub extern "C" fn HolderCommitmentTransaction_set_counterparty_htlc_sigs(this_ptr: &mut HolderCommitmentTransaction, mut val: crate::c_types::derived::CVec_ECDSASignatureZ) { let mut local_val = Vec::new(); for mut item in val.into_rust().drain(..) { local_val.push( { item.into_rust() }); }; unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.counterparty_htlc_sigs = local_val; } @@ -1339,7 +1584,7 @@ impl Clone for HolderCommitmentTransaction { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn HolderCommitmentTransaction_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeHolderCommitmentTransaction)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeHolderCommitmentTransaction)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the HolderCommitmentTransaction @@ -1348,10 +1593,10 @@ pub extern "C" fn HolderCommitmentTransaction_clone(orig: &HolderCommitmentTrans } #[no_mangle] /// Serialize the HolderCommitmentTransaction object into a byte array which can be read by HolderCommitmentTransaction_read -pub extern "C" fn HolderCommitmentTransaction_write(obj: &HolderCommitmentTransaction) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn HolderCommitmentTransaction_write(obj: &crate::lightning::ln::chan_utils::HolderCommitmentTransaction) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -#[no_mangle] +#[allow(unused)] pub(crate) extern "C" fn HolderCommitmentTransaction_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeHolderCommitmentTransaction) }) } @@ -1359,17 +1604,17 @@ pub(crate) extern "C" fn HolderCommitmentTransaction_write_void(obj: *const c_vo /// Read a HolderCommitmentTransaction from a byte array, created by HolderCommitmentTransaction_write pub extern "C" fn HolderCommitmentTransaction_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_HolderCommitmentTransactionDecodeErrorZ { 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::ln::chan_utils::HolderCommitmentTransaction { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::HolderCommitmentTransaction { 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 } /// Create a new holder transaction with the given counterparty signatures. /// The funding keys are used to figure out which signature should go first when building the transaction for broadcast. #[must_use] #[no_mangle] -pub extern "C" fn HolderCommitmentTransaction_new(mut commitment_tx: crate::lightning::ln::chan_utils::CommitmentTransaction, mut counterparty_sig: crate::c_types::Signature, mut counterparty_htlc_sigs: crate::c_types::derived::CVec_SignatureZ, mut holder_funding_key: crate::c_types::PublicKey, mut counterparty_funding_key: crate::c_types::PublicKey) -> HolderCommitmentTransaction { +pub extern "C" fn HolderCommitmentTransaction_new(mut commitment_tx: crate::lightning::ln::chan_utils::CommitmentTransaction, mut counterparty_sig: crate::c_types::ECDSASignature, mut counterparty_htlc_sigs: crate::c_types::derived::CVec_ECDSASignatureZ, mut holder_funding_key: crate::c_types::PublicKey, mut counterparty_funding_key: crate::c_types::PublicKey) -> crate::lightning::ln::chan_utils::HolderCommitmentTransaction { let mut local_counterparty_htlc_sigs = Vec::new(); for mut item in counterparty_htlc_sigs.into_rust().drain(..) { local_counterparty_htlc_sigs.push( { item.into_rust() }); }; let mut ret = lightning::ln::chan_utils::HolderCommitmentTransaction::new(*unsafe { Box::from_raw(commitment_tx.take_inner()) }, counterparty_sig.into_rust(), local_counterparty_htlc_sigs, &holder_funding_key.into_rust(), &counterparty_funding_key.into_rust()); - HolderCommitmentTransaction { inner: ObjOps::heap_alloc(ret), is_owned: true } + crate::lightning::ln::chan_utils::HolderCommitmentTransaction { inner: ObjOps::heap_alloc(ret), is_owned: true } } @@ -1405,7 +1650,7 @@ pub extern "C" fn BuiltCommitmentTransaction_free(this_obj: BuiltCommitmentTrans #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn BuiltCommitmentTransaction_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeBuiltCommitmentTransaction); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeBuiltCommitmentTransaction) }; } #[allow(unused)] impl BuiltCommitmentTransaction { @@ -1472,7 +1717,7 @@ impl Clone for BuiltCommitmentTransaction { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn BuiltCommitmentTransaction_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeBuiltCommitmentTransaction)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeBuiltCommitmentTransaction)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the BuiltCommitmentTransaction @@ -1481,10 +1726,10 @@ pub extern "C" fn BuiltCommitmentTransaction_clone(orig: &BuiltCommitmentTransac } #[no_mangle] /// Serialize the BuiltCommitmentTransaction object into a byte array which can be read by BuiltCommitmentTransaction_read -pub extern "C" fn BuiltCommitmentTransaction_write(obj: &BuiltCommitmentTransaction) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn BuiltCommitmentTransaction_write(obj: &crate::lightning::ln::chan_utils::BuiltCommitmentTransaction) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -#[no_mangle] +#[allow(unused)] pub(crate) extern "C" fn BuiltCommitmentTransaction_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeBuiltCommitmentTransaction) }) } @@ -1492,7 +1737,7 @@ pub(crate) extern "C" fn BuiltCommitmentTransaction_write_void(obj: *const c_voi /// Read a BuiltCommitmentTransaction from a byte array, created by BuiltCommitmentTransaction_write pub extern "C" fn BuiltCommitmentTransaction_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_BuiltCommitmentTransactionDecodeErrorZ { 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::ln::chan_utils::BuiltCommitmentTransaction { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::BuiltCommitmentTransaction { 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 } /// Get the SIGHASH_ALL sighash value of the transaction. @@ -1500,18 +1745,25 @@ pub extern "C" fn BuiltCommitmentTransaction_read(ser: crate::c_types::u8slice) /// This can be used to verify a signature. #[must_use] #[no_mangle] -pub extern "C" fn BuiltCommitmentTransaction_get_sighash_all(this_arg: &BuiltCommitmentTransaction, mut funding_redeemscript: crate::c_types::u8slice, mut channel_value_satoshis: u64) -> crate::c_types::ThirtyTwoBytes { +pub extern "C" fn BuiltCommitmentTransaction_get_sighash_all(this_arg: &crate::lightning::ln::chan_utils::BuiltCommitmentTransaction, mut funding_redeemscript: crate::c_types::u8slice, mut channel_value_satoshis: u64) -> crate::c_types::ThirtyTwoBytes { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_sighash_all(&::bitcoin::blockdata::script::Script::from(Vec::from(funding_redeemscript.to_slice())), channel_value_satoshis); crate::c_types::ThirtyTwoBytes { data: ret.as_ref().clone() } } -/// Sign a transaction, either because we are counter-signing the counterparty's transaction or -/// because we are about to broadcast a holder transaction. +/// Signs the counterparty's commitment transaction. +#[must_use] +#[no_mangle] +pub extern "C" fn BuiltCommitmentTransaction_sign_counterparty_commitment(this_arg: &crate::lightning::ln::chan_utils::BuiltCommitmentTransaction, funding_key: *const [u8; 32], mut funding_redeemscript: crate::c_types::u8slice, mut channel_value_satoshis: u64) -> crate::c_types::ECDSASignature { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.sign_counterparty_commitment(&::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *funding_key}[..]).unwrap(), &::bitcoin::blockdata::script::Script::from(Vec::from(funding_redeemscript.to_slice())), channel_value_satoshis, secp256k1::global::SECP256K1); + crate::c_types::ECDSASignature::from_rust(&ret) +} + +/// Signs the holder commitment transaction because we are about to broadcast it. #[must_use] #[no_mangle] -pub extern "C" fn BuiltCommitmentTransaction_sign(this_arg: &BuiltCommitmentTransaction, funding_key: *const [u8; 32], mut funding_redeemscript: crate::c_types::u8slice, mut channel_value_satoshis: u64) -> crate::c_types::Signature { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.sign(&::bitcoin::secp256k1::key::SecretKey::from_slice(&unsafe { *funding_key}[..]).unwrap(), &::bitcoin::blockdata::script::Script::from(Vec::from(funding_redeemscript.to_slice())), channel_value_satoshis, secp256k1::SECP256K1); - crate::c_types::Signature::from_rust(&ret) +pub extern "C" fn BuiltCommitmentTransaction_sign_holder_commitment(this_arg: &crate::lightning::ln::chan_utils::BuiltCommitmentTransaction, funding_key: *const [u8; 32], mut funding_redeemscript: crate::c_types::u8slice, mut channel_value_satoshis: u64, entropy_source: &crate::lightning::sign::EntropySource) -> crate::c_types::ECDSASignature { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.sign_holder_commitment(&::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *funding_key}[..]).unwrap(), &::bitcoin::blockdata::script::Script::from(Vec::from(funding_redeemscript.to_slice())), channel_value_satoshis, entropy_source, secp256k1::global::SECP256K1); + crate::c_types::ECDSASignature::from_rust(&ret) } @@ -1551,7 +1803,7 @@ pub extern "C" fn ClosingTransaction_free(this_obj: ClosingTransaction) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn ClosingTransaction_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeClosingTransaction); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeClosingTransaction) }; } #[allow(unused)] impl ClosingTransaction { @@ -1581,14 +1833,14 @@ impl Clone for ClosingTransaction { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn ClosingTransaction_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeClosingTransaction)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeClosingTransaction)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the ClosingTransaction pub extern "C" fn ClosingTransaction_clone(orig: &ClosingTransaction) -> ClosingTransaction { orig.clone() } -/// Checks if two ClosingTransactions contain equal inner contents. +/// Generates a non-cryptographic 64-bit hash of the ClosingTransaction. #[no_mangle] pub extern "C" fn ClosingTransaction_hash(o: &ClosingTransaction) -> u64 { if o.inner.is_null() { return 0; } @@ -1598,12 +1850,21 @@ pub extern "C" fn ClosingTransaction_hash(o: &ClosingTransaction) -> u64 { core::hash::Hash::hash(o.get_native_ref(), &mut hasher); core::hash::Hasher::finish(&hasher) } +/// Checks if two ClosingTransactions 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 ClosingTransaction_eq(a: &ClosingTransaction, b: &ClosingTransaction) -> 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 } +} /// Construct an object of the class #[must_use] #[no_mangle] -pub extern "C" fn ClosingTransaction_new(mut to_holder_value_sat: u64, mut to_counterparty_value_sat: u64, mut to_holder_script: crate::c_types::derived::CVec_u8Z, mut to_counterparty_script: crate::c_types::derived::CVec_u8Z, mut funding_outpoint: crate::lightning::chain::transaction::OutPoint) -> ClosingTransaction { +pub extern "C" fn ClosingTransaction_new(mut to_holder_value_sat: u64, mut to_counterparty_value_sat: u64, mut to_holder_script: crate::c_types::derived::CVec_u8Z, mut to_counterparty_script: crate::c_types::derived::CVec_u8Z, mut funding_outpoint: crate::lightning::chain::transaction::OutPoint) -> crate::lightning::ln::chan_utils::ClosingTransaction { let mut ret = lightning::ln::chan_utils::ClosingTransaction::new(to_holder_value_sat, to_counterparty_value_sat, ::bitcoin::blockdata::script::Script::from(to_holder_script.into_rust()), ::bitcoin::blockdata::script::Script::from(to_counterparty_script.into_rust()), crate::c_types::C_to_bitcoin_outpoint(funding_outpoint)); - ClosingTransaction { inner: ObjOps::heap_alloc(ret), is_owned: true } + crate::lightning::ln::chan_utils::ClosingTransaction { inner: ObjOps::heap_alloc(ret), is_owned: true } } /// Trust our pre-built transaction. @@ -1614,7 +1875,7 @@ pub extern "C" fn ClosingTransaction_new(mut to_holder_value_sat: u64, mut to_co /// be used by an external signer - instead use the verify function. #[must_use] #[no_mangle] -pub extern "C" fn ClosingTransaction_trust(this_arg: &ClosingTransaction) -> crate::lightning::ln::chan_utils::TrustedClosingTransaction { +pub extern "C" fn ClosingTransaction_trust(this_arg: &crate::lightning::ln::chan_utils::ClosingTransaction) -> crate::lightning::ln::chan_utils::TrustedClosingTransaction { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.trust(); crate::lightning::ln::chan_utils::TrustedClosingTransaction { inner: ObjOps::heap_alloc(ret), is_owned: true } } @@ -1627,7 +1888,7 @@ pub extern "C" fn ClosingTransaction_trust(this_arg: &ClosingTransaction) -> cra /// or using the built transaction. #[must_use] #[no_mangle] -pub extern "C" fn ClosingTransaction_verify(this_arg: &ClosingTransaction, mut funding_outpoint: crate::lightning::chain::transaction::OutPoint) -> crate::c_types::derived::CResult_TrustedClosingTransactionNoneZ { +pub extern "C" fn ClosingTransaction_verify(this_arg: &crate::lightning::ln::chan_utils::ClosingTransaction, mut funding_outpoint: crate::lightning::chain::transaction::OutPoint) -> crate::c_types::derived::CResult_TrustedClosingTransactionNoneZ { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.verify(crate::c_types::C_to_bitcoin_outpoint(funding_outpoint)); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::TrustedClosingTransaction { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; local_ret @@ -1636,7 +1897,7 @@ pub extern "C" fn ClosingTransaction_verify(this_arg: &ClosingTransaction, mut f /// The value to be sent to the holder, or zero if the output will be omitted #[must_use] #[no_mangle] -pub extern "C" fn ClosingTransaction_to_holder_value_sat(this_arg: &ClosingTransaction) -> u64 { +pub extern "C" fn ClosingTransaction_to_holder_value_sat(this_arg: &crate::lightning::ln::chan_utils::ClosingTransaction) -> u64 { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.to_holder_value_sat(); ret } @@ -1644,7 +1905,7 @@ pub extern "C" fn ClosingTransaction_to_holder_value_sat(this_arg: &ClosingTrans /// The value to be sent to the counterparty, or zero if the output will be omitted #[must_use] #[no_mangle] -pub extern "C" fn ClosingTransaction_to_counterparty_value_sat(this_arg: &ClosingTransaction) -> u64 { +pub extern "C" fn ClosingTransaction_to_counterparty_value_sat(this_arg: &crate::lightning::ln::chan_utils::ClosingTransaction) -> u64 { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.to_counterparty_value_sat(); ret } @@ -1652,7 +1913,7 @@ pub extern "C" fn ClosingTransaction_to_counterparty_value_sat(this_arg: &Closin /// The destination of the holder's output #[must_use] #[no_mangle] -pub extern "C" fn ClosingTransaction_to_holder_script(this_arg: &ClosingTransaction) -> crate::c_types::u8slice { +pub extern "C" fn ClosingTransaction_to_holder_script(this_arg: &crate::lightning::ln::chan_utils::ClosingTransaction) -> crate::c_types::u8slice { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.to_holder_script(); crate::c_types::u8slice::from_slice(&ret[..]) } @@ -1660,7 +1921,7 @@ pub extern "C" fn ClosingTransaction_to_holder_script(this_arg: &ClosingTransact /// The destination of the counterparty's output #[must_use] #[no_mangle] -pub extern "C" fn ClosingTransaction_to_counterparty_script(this_arg: &ClosingTransaction) -> crate::c_types::u8slice { +pub extern "C" fn ClosingTransaction_to_counterparty_script(this_arg: &crate::lightning::ln::chan_utils::ClosingTransaction) -> crate::c_types::u8slice { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.to_counterparty_script(); crate::c_types::u8slice::from_slice(&ret[..]) } @@ -1703,7 +1964,7 @@ pub extern "C" fn TrustedClosingTransaction_free(this_obj: TrustedClosingTransac #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn TrustedClosingTransaction_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeTrustedClosingTransaction); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeTrustedClosingTransaction) }; } #[allow(unused)] impl TrustedClosingTransaction { @@ -1724,7 +1985,7 @@ impl TrustedClosingTransaction { /// The pre-built Bitcoin commitment transaction #[must_use] #[no_mangle] -pub extern "C" fn TrustedClosingTransaction_built_transaction(this_arg: &TrustedClosingTransaction) -> crate::c_types::Transaction { +pub extern "C" fn TrustedClosingTransaction_built_transaction(this_arg: &crate::lightning::ln::chan_utils::TrustedClosingTransaction) -> crate::c_types::Transaction { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.built_transaction(); crate::c_types::Transaction::from_bitcoin(ret) } @@ -1734,7 +1995,7 @@ pub extern "C" fn TrustedClosingTransaction_built_transaction(this_arg: &Trusted /// This can be used to verify a signature. #[must_use] #[no_mangle] -pub extern "C" fn TrustedClosingTransaction_get_sighash_all(this_arg: &TrustedClosingTransaction, mut funding_redeemscript: crate::c_types::u8slice, mut channel_value_satoshis: u64) -> crate::c_types::ThirtyTwoBytes { +pub extern "C" fn TrustedClosingTransaction_get_sighash_all(this_arg: &crate::lightning::ln::chan_utils::TrustedClosingTransaction, mut funding_redeemscript: crate::c_types::u8slice, mut channel_value_satoshis: u64) -> crate::c_types::ThirtyTwoBytes { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_sighash_all(&::bitcoin::blockdata::script::Script::from(Vec::from(funding_redeemscript.to_slice())), channel_value_satoshis); crate::c_types::ThirtyTwoBytes { data: ret.as_ref().clone() } } @@ -1743,9 +2004,9 @@ pub extern "C" fn TrustedClosingTransaction_get_sighash_all(this_arg: &TrustedCl /// because we are about to broadcast a holder transaction. #[must_use] #[no_mangle] -pub extern "C" fn TrustedClosingTransaction_sign(this_arg: &TrustedClosingTransaction, funding_key: *const [u8; 32], mut funding_redeemscript: crate::c_types::u8slice, mut channel_value_satoshis: u64) -> crate::c_types::Signature { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.sign(&::bitcoin::secp256k1::key::SecretKey::from_slice(&unsafe { *funding_key}[..]).unwrap(), &::bitcoin::blockdata::script::Script::from(Vec::from(funding_redeemscript.to_slice())), channel_value_satoshis, secp256k1::SECP256K1); - crate::c_types::Signature::from_rust(&ret) +pub extern "C" fn TrustedClosingTransaction_sign(this_arg: &crate::lightning::ln::chan_utils::TrustedClosingTransaction, funding_key: *const [u8; 32], mut funding_redeemscript: crate::c_types::u8slice, mut channel_value_satoshis: u64) -> crate::c_types::ECDSASignature { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.sign(&::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *funding_key}[..]).unwrap(), &::bitcoin::blockdata::script::Script::from(Vec::from(funding_redeemscript.to_slice())), channel_value_satoshis, secp256k1::global::SECP256K1); + crate::c_types::ECDSASignature::from_rust(&ret) } @@ -1786,7 +2047,7 @@ pub extern "C" fn CommitmentTransaction_free(this_obj: CommitmentTransaction) { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn CommitmentTransaction_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeCommitmentTransaction); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeCommitmentTransaction) }; } #[allow(unused)] impl CommitmentTransaction { @@ -1816,7 +2077,7 @@ impl Clone for CommitmentTransaction { #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn CommitmentTransaction_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeCommitmentTransaction)).clone() })) as *mut c_void + Box::into_raw(Box::new(unsafe { (*(this_ptr as *const nativeCommitmentTransaction)).clone() })) as *mut c_void } #[no_mangle] /// Creates a copy of the CommitmentTransaction @@ -1825,10 +2086,10 @@ pub extern "C" fn CommitmentTransaction_clone(orig: &CommitmentTransaction) -> C } #[no_mangle] /// Serialize the CommitmentTransaction object into a byte array which can be read by CommitmentTransaction_read -pub extern "C" fn CommitmentTransaction_write(obj: &CommitmentTransaction) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn CommitmentTransaction_write(obj: &crate::lightning::ln::chan_utils::CommitmentTransaction) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } -#[no_mangle] +#[allow(unused)] pub(crate) extern "C" fn CommitmentTransaction_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeCommitmentTransaction) }) } @@ -1836,21 +2097,29 @@ pub(crate) extern "C" fn CommitmentTransaction_write_void(obj: *const c_void) -> /// Read a CommitmentTransaction from a byte array, created by CommitmentTransaction_write pub extern "C" fn CommitmentTransaction_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_CommitmentTransactionDecodeErrorZ { 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::ln::chan_utils::CommitmentTransaction { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::CommitmentTransaction { 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 } /// The backwards-counting commitment number #[must_use] #[no_mangle] -pub extern "C" fn CommitmentTransaction_commitment_number(this_arg: &CommitmentTransaction) -> u64 { +pub extern "C" fn CommitmentTransaction_commitment_number(this_arg: &crate::lightning::ln::chan_utils::CommitmentTransaction) -> u64 { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.commitment_number(); ret } +/// The per commitment point used by the broadcaster. +#[must_use] +#[no_mangle] +pub extern "C" fn CommitmentTransaction_per_commitment_point(this_arg: &crate::lightning::ln::chan_utils::CommitmentTransaction) -> crate::c_types::PublicKey { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.per_commitment_point(); + crate::c_types::PublicKey::from_rust(&ret) +} + /// The value to be sent to the broadcaster #[must_use] #[no_mangle] -pub extern "C" fn CommitmentTransaction_to_broadcaster_value_sat(this_arg: &CommitmentTransaction) -> u64 { +pub extern "C" fn CommitmentTransaction_to_broadcaster_value_sat(this_arg: &crate::lightning::ln::chan_utils::CommitmentTransaction) -> u64 { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.to_broadcaster_value_sat(); ret } @@ -1858,7 +2127,7 @@ pub extern "C" fn CommitmentTransaction_to_broadcaster_value_sat(this_arg: &Comm /// The value to be sent to the counterparty #[must_use] #[no_mangle] -pub extern "C" fn CommitmentTransaction_to_countersignatory_value_sat(this_arg: &CommitmentTransaction) -> u64 { +pub extern "C" fn CommitmentTransaction_to_countersignatory_value_sat(this_arg: &crate::lightning::ln::chan_utils::CommitmentTransaction) -> u64 { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.to_countersignatory_value_sat(); ret } @@ -1866,7 +2135,7 @@ pub extern "C" fn CommitmentTransaction_to_countersignatory_value_sat(this_arg: /// The feerate paid per 1000-weight-unit in this commitment transaction. #[must_use] #[no_mangle] -pub extern "C" fn CommitmentTransaction_feerate_per_kw(this_arg: &CommitmentTransaction) -> u32 { +pub extern "C" fn CommitmentTransaction_feerate_per_kw(this_arg: &crate::lightning::ln::chan_utils::CommitmentTransaction) -> u32 { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.feerate_per_kw(); ret } @@ -1879,7 +2148,7 @@ pub extern "C" fn CommitmentTransaction_feerate_per_kw(this_arg: &CommitmentTran /// be used by an external signer - instead use the verify function. #[must_use] #[no_mangle] -pub extern "C" fn CommitmentTransaction_trust(this_arg: &CommitmentTransaction) -> crate::lightning::ln::chan_utils::TrustedCommitmentTransaction { +pub extern "C" fn CommitmentTransaction_trust(this_arg: &crate::lightning::ln::chan_utils::CommitmentTransaction) -> crate::lightning::ln::chan_utils::TrustedCommitmentTransaction { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.trust(); crate::lightning::ln::chan_utils::TrustedCommitmentTransaction { inner: ObjOps::heap_alloc(ret), is_owned: true } } @@ -1892,8 +2161,8 @@ pub extern "C" fn CommitmentTransaction_trust(this_arg: &CommitmentTransaction) /// or using the built transaction. #[must_use] #[no_mangle] -pub extern "C" fn CommitmentTransaction_verify(this_arg: &CommitmentTransaction, channel_parameters: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters, broadcaster_keys: &crate::lightning::ln::chan_utils::ChannelPublicKeys, countersignatory_keys: &crate::lightning::ln::chan_utils::ChannelPublicKeys) -> crate::c_types::derived::CResult_TrustedCommitmentTransactionNoneZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.verify(channel_parameters.get_native_ref(), broadcaster_keys.get_native_ref(), countersignatory_keys.get_native_ref(), secp256k1::SECP256K1); +pub extern "C" fn CommitmentTransaction_verify(this_arg: &crate::lightning::ln::chan_utils::CommitmentTransaction, channel_parameters: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters, broadcaster_keys: &crate::lightning::ln::chan_utils::ChannelPublicKeys, countersignatory_keys: &crate::lightning::ln::chan_utils::ChannelPublicKeys) -> crate::c_types::derived::CResult_TrustedCommitmentTransactionNoneZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.verify(channel_parameters.get_native_ref(), broadcaster_keys.get_native_ref(), countersignatory_keys.get_native_ref(), secp256k1::global::SECP256K1); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::lightning::ln::chan_utils::TrustedCommitmentTransaction { inner: ObjOps::heap_alloc(o), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; local_ret } @@ -1936,7 +2205,7 @@ pub extern "C" fn TrustedCommitmentTransaction_free(this_obj: TrustedCommitmentT #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn TrustedCommitmentTransaction_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeTrustedCommitmentTransaction); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeTrustedCommitmentTransaction) }; } #[allow(unused)] impl TrustedCommitmentTransaction { @@ -1957,7 +2226,7 @@ impl TrustedCommitmentTransaction { /// The transaction ID of the built Bitcoin transaction #[must_use] #[no_mangle] -pub extern "C" fn TrustedCommitmentTransaction_txid(this_arg: &TrustedCommitmentTransaction) -> crate::c_types::ThirtyTwoBytes { +pub extern "C" fn TrustedCommitmentTransaction_txid(this_arg: &crate::lightning::ln::chan_utils::TrustedCommitmentTransaction) -> crate::c_types::ThirtyTwoBytes { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.txid(); crate::c_types::ThirtyTwoBytes { data: ret.into_inner() } } @@ -1965,7 +2234,7 @@ pub extern "C" fn TrustedCommitmentTransaction_txid(this_arg: &TrustedCommitment /// The pre-built Bitcoin commitment transaction #[must_use] #[no_mangle] -pub extern "C" fn TrustedCommitmentTransaction_built_transaction(this_arg: &TrustedCommitmentTransaction) -> crate::lightning::ln::chan_utils::BuiltCommitmentTransaction { +pub extern "C" fn TrustedCommitmentTransaction_built_transaction(this_arg: &crate::lightning::ln::chan_utils::TrustedCommitmentTransaction) -> crate::lightning::ln::chan_utils::BuiltCommitmentTransaction { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.built_transaction(); crate::lightning::ln::chan_utils::BuiltCommitmentTransaction { inner: unsafe { ObjOps::nonnull_ptr_to_inner((ret as *const lightning::ln::chan_utils::BuiltCommitmentTransaction<>) as *mut _) }, is_owned: false } } @@ -1973,7 +2242,7 @@ pub extern "C" fn TrustedCommitmentTransaction_built_transaction(this_arg: &Trus /// The pre-calculated transaction creation public keys. #[must_use] #[no_mangle] -pub extern "C" fn TrustedCommitmentTransaction_keys(this_arg: &TrustedCommitmentTransaction) -> crate::lightning::ln::chan_utils::TxCreationKeys { +pub extern "C" fn TrustedCommitmentTransaction_keys(this_arg: &crate::lightning::ln::chan_utils::TrustedCommitmentTransaction) -> crate::lightning::ln::chan_utils::TxCreationKeys { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.keys(); crate::lightning::ln::chan_utils::TxCreationKeys { inner: unsafe { ObjOps::nonnull_ptr_to_inner((ret as *const lightning::ln::chan_utils::TxCreationKeys<>) as *mut _) }, is_owned: false } } @@ -1981,9 +2250,9 @@ pub extern "C" fn TrustedCommitmentTransaction_keys(this_arg: &TrustedCommitment /// Should anchors be used. #[must_use] #[no_mangle] -pub extern "C" fn TrustedCommitmentTransaction_opt_anchors(this_arg: &TrustedCommitmentTransaction) -> bool { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.opt_anchors(); - ret +pub extern "C" fn TrustedCommitmentTransaction_channel_type_features(this_arg: &crate::lightning::ln::chan_utils::TrustedCommitmentTransaction) -> crate::lightning::ln::features::ChannelTypeFeatures { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.channel_type_features(); + crate::lightning::ln::features::ChannelTypeFeatures { inner: unsafe { ObjOps::nonnull_ptr_to_inner((ret as *const lightning::ln::features::ChannelTypeFeatures<>) as *mut _) }, is_owned: false } } /// Get a signature for each HTLC which was included in the commitment transaction (ie for @@ -1991,12 +2260,48 @@ pub extern "C" fn TrustedCommitmentTransaction_opt_anchors(this_arg: &TrustedCom /// /// The returned Vec has one entry for each HTLC, and in the same order. /// -/// This function is only valid in the holder commitment context, it always uses SigHashType::All. +/// This function is only valid in the holder commitment context, it always uses EcdsaSighashType::All. +#[must_use] +#[no_mangle] +pub extern "C" fn TrustedCommitmentTransaction_get_htlc_sigs(this_arg: &crate::lightning::ln::chan_utils::TrustedCommitmentTransaction, htlc_base_key: *const [u8; 32], channel_parameters: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters, entropy_source: &crate::lightning::sign::EntropySource) -> crate::c_types::derived::CResult_CVec_ECDSASignatureZNoneZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_htlc_sigs(&::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *htlc_base_key}[..]).unwrap(), channel_parameters.get_native_ref(), entropy_source, 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( { crate::c_types::ECDSASignature::from_rust(&item) }); }; local_ret_0.into() }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; + local_ret +} + +/// Returns the index of the revokeable output, i.e. the `to_local` output sending funds to +/// the broadcaster, in the built transaction, if any exists. +/// +/// There are two cases where this may return `None`: +/// - The balance of the revokeable output is below the dust limit (only found on commitments +/// early in the channel's lifetime, i.e. before the channel reserve is met). +/// - This commitment was created before LDK 0.0.117. In this case, the +/// commitment transaction previously didn't contain enough information to locate the +/// revokeable output. +#[must_use] +#[no_mangle] +pub extern "C" fn TrustedCommitmentTransaction_revokeable_output_index(this_arg: &crate::lightning::ln::chan_utils::TrustedCommitmentTransaction) -> crate::c_types::derived::COption_usizeZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.revokeable_output_index(); + let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_usizeZ::None } else { crate::c_types::derived::COption_usizeZ::Some( { ret.unwrap() }) }; + local_ret +} + +/// Helper method to build an unsigned justice transaction spending the revokeable +/// `to_local` output to a destination script. Fee estimation accounts for the expected +/// revocation witness data that will be added when signed. +/// +/// This method will error if the given fee rate results in a fee greater than the value +/// of the output being spent, or if there exists no revokeable `to_local` output on this +/// commitment transaction. See [`Self::revokeable_output_index`] for more details. +/// +/// The built transaction will allow fee bumping with RBF, and this method takes +/// `feerate_per_kw` as an input such that multiple copies of a justice transaction at different +/// fee rates may be built. #[must_use] #[no_mangle] -pub extern "C" fn TrustedCommitmentTransaction_get_htlc_sigs(this_arg: &TrustedCommitmentTransaction, htlc_base_key: *const [u8; 32], channel_parameters: &crate::lightning::ln::chan_utils::DirectedChannelTransactionParameters) -> crate::c_types::derived::CResult_CVec_SignatureZNoneZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_htlc_sigs(&::bitcoin::secp256k1::key::SecretKey::from_slice(&unsafe { *htlc_base_key}[..]).unwrap(), channel_parameters.get_native_ref(), secp256k1::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( { crate::c_types::Signature::from_rust(&item) }); }; local_ret_0.into() }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; +pub extern "C" fn TrustedCommitmentTransaction_build_to_local_justice_tx(this_arg: &crate::lightning::ln::chan_utils::TrustedCommitmentTransaction, mut feerate_per_kw: u64, mut destination_script: crate::c_types::derived::CVec_u8Z) -> crate::c_types::derived::CResult_TransactionNoneZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.build_to_local_justice_tx(feerate_per_kw, ::bitcoin::blockdata::script::Script::from(destination_script.into_rust())); + 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 }