X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=ldk-c-bindings;a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Flightning%2Fln%2Fchannelmanager.rs;h=79daeb20fb2e7ad76a83fc27052630c9b68f6977;hp=2b91ced5d4596b9e84b55599087b27578ec02708;hb=11b997c3a0452ea1da5b7b352e7887798105db29;hpb=c4fa20597f2d4e41dad125ef009283e1a8e66d68 diff --git a/lightning-c-bindings/src/lightning/ln/channelmanager.rs b/lightning-c-bindings/src/lightning/ln/channelmanager.rs index 2b91ced..79daeb2 100644 --- a/lightning-c-bindings/src/lightning/ln/channelmanager.rs +++ b/lightning-c-bindings/src/lightning/ln/channelmanager.rs @@ -12,20 +12,9 @@ //! responsible for tracking which channels are open, HTLCs are in flight and reestablishing those //! upon reconnect to the relevant peer(s). //! -//! It does not manage routing logic (see routing::router::get_route for that) nor does it manage constructing +//! It does not manage routing logic (see [`Router`] for that) nor does it manage constructing //! on-chain transactions (it only monitors the chain to watch for any force-closes that might //! imply it needs to fail HTLCs/payments/channels it manages). -//! - -use alloc::str::FromStr; -use core::ffi::c_void; -use core::convert::Infallible; -use bitcoin::hashes::Hash; -use crate::c_types::*; -#[cfg(feature="no-std")] -use alloc::{vec::Vec, boxed::Box}; - -mod inbound_payment { use alloc::str::FromStr; use core::ffi::c_void; @@ -35,10 +24,83 @@ use crate::c_types::*; #[cfg(feature="no-std")] use alloc::{vec::Vec, boxed::Box}; +/// This enum is used to specify which error data to send to peers when failing back an HTLC +/// using [`ChannelManager::fail_htlc_backwards_with_reason`]. +/// +/// For more info on failure codes, see . +#[derive(Clone)] +#[must_use] +#[repr(C)] +pub enum FailureCode { + /// We had a temporary error processing the payment. Useful if no other error codes fit + /// and you want to indicate that the payer may want to retry. + TemporaryNodeFailure, + /// We have a required feature which was not in this onion. For example, you may require + /// some additional metadata that was not provided with this payment. + RequiredNodeFeatureMissing, + /// You may wish to use this when a `payment_preimage` is unknown, or the CLTV expiry of + /// the HTLC is too close to the current block height for safe handling. + /// Using this failure code in [`ChannelManager::fail_htlc_backwards_with_reason`] is + /// equivalent to calling [`ChannelManager::fail_htlc_backwards`]. + IncorrectOrUnknownPaymentDetails, +} +use lightning::ln::channelmanager::FailureCode as FailureCodeImport; +pub(crate) type nativeFailureCode = FailureCodeImport; + +impl FailureCode { + #[allow(unused)] + pub(crate) fn to_native(&self) -> nativeFailureCode { + match self { + FailureCode::TemporaryNodeFailure => nativeFailureCode::TemporaryNodeFailure, + FailureCode::RequiredNodeFeatureMissing => nativeFailureCode::RequiredNodeFeatureMissing, + FailureCode::IncorrectOrUnknownPaymentDetails => nativeFailureCode::IncorrectOrUnknownPaymentDetails, + } + } + #[allow(unused)] + pub(crate) fn into_native(self) -> nativeFailureCode { + match self { + FailureCode::TemporaryNodeFailure => nativeFailureCode::TemporaryNodeFailure, + FailureCode::RequiredNodeFeatureMissing => nativeFailureCode::RequiredNodeFeatureMissing, + FailureCode::IncorrectOrUnknownPaymentDetails => nativeFailureCode::IncorrectOrUnknownPaymentDetails, + } + } + #[allow(unused)] + pub(crate) fn from_native(native: &nativeFailureCode) -> Self { + match native { + nativeFailureCode::TemporaryNodeFailure => FailureCode::TemporaryNodeFailure, + nativeFailureCode::RequiredNodeFeatureMissing => FailureCode::RequiredNodeFeatureMissing, + nativeFailureCode::IncorrectOrUnknownPaymentDetails => FailureCode::IncorrectOrUnknownPaymentDetails, + } + } + #[allow(unused)] + pub(crate) fn native_into(native: nativeFailureCode) -> Self { + match native { + nativeFailureCode::TemporaryNodeFailure => FailureCode::TemporaryNodeFailure, + nativeFailureCode::RequiredNodeFeatureMissing => FailureCode::RequiredNodeFeatureMissing, + nativeFailureCode::IncorrectOrUnknownPaymentDetails => FailureCode::IncorrectOrUnknownPaymentDetails, + } + } } +/// Creates a copy of the FailureCode +#[no_mangle] +pub extern "C" fn FailureCode_clone(orig: &FailureCode) -> FailureCode { + orig.clone() +} +#[no_mangle] +/// Utility method to constructs a new TemporaryNodeFailure-variant FailureCode +pub extern "C" fn FailureCode_temporary_node_failure() -> FailureCode { + FailureCode::TemporaryNodeFailure} +#[no_mangle] +/// Utility method to constructs a new RequiredNodeFeatureMissing-variant FailureCode +pub extern "C" fn FailureCode_required_node_feature_missing() -> FailureCode { + FailureCode::RequiredNodeFeatureMissing} +#[no_mangle] +/// Utility method to constructs a new IncorrectOrUnknownPaymentDetails-variant FailureCode +pub extern "C" fn FailureCode_incorrect_or_unknown_payment_details() -> FailureCode { + FailureCode::IncorrectOrUnknownPaymentDetails} use lightning::ln::channelmanager::ChannelManager as nativeChannelManagerImport; -pub(crate) type nativeChannelManager = nativeChannelManagerImport; +pub(crate) type nativeChannelManager = nativeChannelManagerImport; /// Manager which keeps track of a number of channels and sends messages to the appropriate /// channel, also tracking HTLC preimages and forwarding onion packets appropriately. @@ -71,6 +133,15 @@ pub(crate) type nativeChannelManager = nativeChannelManagerImport crate::c_types::derived::COption_u64Z { + let mut inner_val = &mut this_ptr.get_native_mut_ref().outbound_htlc_minimum_msat; + let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { inner_val.unwrap() }) }; + local_inner_val +} +/// The smallest value HTLC (in msat) the remote peer will accept, for this channel. This field +/// is only `None` before we have received either the `OpenChannel` or `AcceptChannel` message +/// from the remote peer, or for `ChannelCounterparty` objects serialized prior to LDK 0.0.107. +#[no_mangle] +pub extern "C" fn ChannelCounterparty_set_outbound_htlc_minimum_msat(this_ptr: &mut ChannelCounterparty, mut val: crate::c_types::derived::COption_u64Z) { + let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.outbound_htlc_minimum_msat = local_val; +} +/// The largest value HTLC (in msat) the remote peer currently will accept, for this channel. +#[no_mangle] +pub extern "C" fn ChannelCounterparty_get_outbound_htlc_maximum_msat(this_ptr: &ChannelCounterparty) -> crate::c_types::derived::COption_u64Z { + let mut inner_val = &mut this_ptr.get_native_mut_ref().outbound_htlc_maximum_msat; + let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { inner_val.unwrap() }) }; + local_inner_val +} +/// The largest value HTLC (in msat) the remote peer currently will accept, for this channel. +#[no_mangle] +pub extern "C" fn ChannelCounterparty_set_outbound_htlc_maximum_msat(this_ptr: &mut ChannelCounterparty, mut val: crate::c_types::derived::COption_u64Z) { + let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.outbound_htlc_maximum_msat = local_val; +} /// Constructs a new ChannelCounterparty given each field #[must_use] #[no_mangle] -pub extern "C" fn ChannelCounterparty_new(mut node_id_arg: crate::c_types::PublicKey, mut features_arg: crate::lightning::ln::features::InitFeatures, mut unspendable_punishment_reserve_arg: u64, mut forwarding_info_arg: crate::lightning::ln::channelmanager::CounterpartyForwardingInfo) -> ChannelCounterparty { +pub extern "C" fn ChannelCounterparty_new(mut node_id_arg: crate::c_types::PublicKey, mut features_arg: crate::lightning::ln::features::InitFeatures, mut unspendable_punishment_reserve_arg: u64, mut forwarding_info_arg: crate::lightning::ln::channelmanager::CounterpartyForwardingInfo, mut outbound_htlc_minimum_msat_arg: crate::c_types::derived::COption_u64Z, mut outbound_htlc_maximum_msat_arg: crate::c_types::derived::COption_u64Z) -> ChannelCounterparty { let mut local_forwarding_info_arg = if forwarding_info_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(forwarding_info_arg.take_inner()) } }) }; + let mut local_outbound_htlc_minimum_msat_arg = if outbound_htlc_minimum_msat_arg.is_some() { Some( { outbound_htlc_minimum_msat_arg.take() }) } else { None }; + let mut local_outbound_htlc_maximum_msat_arg = if outbound_htlc_maximum_msat_arg.is_some() { Some( { outbound_htlc_maximum_msat_arg.take() }) } else { None }; ChannelCounterparty { inner: ObjOps::heap_alloc(nativeChannelCounterparty { node_id: node_id_arg.into_rust(), features: *unsafe { Box::from_raw(features_arg.take_inner()) }, unspendable_punishment_reserve: unspendable_punishment_reserve_arg, forwarding_info: local_forwarding_info_arg, + outbound_htlc_minimum_msat: local_outbound_htlc_minimum_msat_arg, + outbound_htlc_maximum_msat: local_outbound_htlc_maximum_msat_arg, }), is_owned: true } } impl Clone for ChannelCounterparty { @@ -556,7 +661,7 @@ pub extern "C" fn ChannelDetails_free(this_obj: ChannelDetails) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn ChannelDetails_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeChannelDetails); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeChannelDetails) }; } #[allow(unused)] impl ChannelDetails { @@ -654,8 +759,14 @@ pub extern "C" fn ChannelDetails_set_channel_type(this_ptr: &mut ChannelDetails, /// Note that if [`inbound_scid_alias`] is set, it must be used for invoices and inbound /// payments instead of this. See [`get_inbound_payment_scid`]. /// +/// For channels with [`confirmations_required`] set to `Some(0)`, [`outbound_scid_alias`] may +/// be used in place of this in outbound routes. See [`get_outbound_payment_scid`]. +/// /// [`inbound_scid_alias`]: Self::inbound_scid_alias +/// [`outbound_scid_alias`]: Self::outbound_scid_alias /// [`get_inbound_payment_scid`]: Self::get_inbound_payment_scid +/// [`get_outbound_payment_scid`]: Self::get_outbound_payment_scid +/// [`confirmations_required`]: Self::confirmations_required #[no_mangle] pub extern "C" fn ChannelDetails_get_short_channel_id(this_ptr: &ChannelDetails) -> crate::c_types::derived::COption_u64Z { let mut inner_val = &mut this_ptr.get_native_mut_ref().short_channel_id; @@ -668,13 +779,48 @@ pub extern "C" fn ChannelDetails_get_short_channel_id(this_ptr: &ChannelDetails) /// Note that if [`inbound_scid_alias`] is set, it must be used for invoices and inbound /// payments instead of this. See [`get_inbound_payment_scid`]. /// +/// For channels with [`confirmations_required`] set to `Some(0)`, [`outbound_scid_alias`] may +/// be used in place of this in outbound routes. See [`get_outbound_payment_scid`]. +/// /// [`inbound_scid_alias`]: Self::inbound_scid_alias +/// [`outbound_scid_alias`]: Self::outbound_scid_alias /// [`get_inbound_payment_scid`]: Self::get_inbound_payment_scid +/// [`get_outbound_payment_scid`]: Self::get_outbound_payment_scid +/// [`confirmations_required`]: Self::confirmations_required #[no_mangle] pub extern "C" fn ChannelDetails_set_short_channel_id(this_ptr: &mut ChannelDetails, mut val: crate::c_types::derived::COption_u64Z) { let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.short_channel_id = local_val; } +/// An optional [`short_channel_id`] alias for this channel, randomly generated by us and +/// usable in place of [`short_channel_id`] to reference the channel in outbound routes when +/// the channel has not yet been confirmed (as long as [`confirmations_required`] is +/// `Some(0)`). +/// +/// This will be `None` as long as the channel is not available for routing outbound payments. +/// +/// [`short_channel_id`]: Self::short_channel_id +/// [`confirmations_required`]: Self::confirmations_required +#[no_mangle] +pub extern "C" fn ChannelDetails_get_outbound_scid_alias(this_ptr: &ChannelDetails) -> crate::c_types::derived::COption_u64Z { + let mut inner_val = &mut this_ptr.get_native_mut_ref().outbound_scid_alias; + let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { inner_val.unwrap() }) }; + local_inner_val +} +/// An optional [`short_channel_id`] alias for this channel, randomly generated by us and +/// usable in place of [`short_channel_id`] to reference the channel in outbound routes when +/// the channel has not yet been confirmed (as long as [`confirmations_required`] is +/// `Some(0)`). +/// +/// This will be `None` as long as the channel is not available for routing outbound payments. +/// +/// [`short_channel_id`]: Self::short_channel_id +/// [`confirmations_required`]: Self::confirmations_required +#[no_mangle] +pub extern "C" fn ChannelDetails_set_outbound_scid_alias(this_ptr: &mut ChannelDetails, mut val: crate::c_types::derived::COption_u64Z) { + let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.outbound_scid_alias = local_val; +} /// An optional [`short_channel_id`] alias for this channel, randomly generated by our /// counterparty and usable in place of [`short_channel_id`] in invoice route hints. Our /// counterparty will recognize the alias provided here in place of the [`short_channel_id`] @@ -744,16 +890,20 @@ pub extern "C" fn ChannelDetails_set_unspendable_punishment_reserve(this_ptr: &m let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.unspendable_punishment_reserve = local_val; } -/// The `user_channel_id` passed in to create_channel, or 0 if the channel was inbound. +/// The `user_channel_id` passed in to create_channel, or a random value if the channel was +/// inbound. This may be zero for inbound channels serialized with LDK versions prior to +/// 0.0.113. #[no_mangle] -pub extern "C" fn ChannelDetails_get_user_channel_id(this_ptr: &ChannelDetails) -> u64 { +pub extern "C" fn ChannelDetails_get_user_channel_id(this_ptr: &ChannelDetails) -> crate::c_types::U128 { let mut inner_val = &mut this_ptr.get_native_mut_ref().user_channel_id; - *inner_val + inner_val.into() } -/// The `user_channel_id` passed in to create_channel, or 0 if the channel was inbound. +/// The `user_channel_id` passed in to create_channel, or a random value if the channel was +/// inbound. This may be zero for inbound channels serialized with LDK versions prior to +/// 0.0.113. #[no_mangle] -pub extern "C" fn ChannelDetails_set_user_channel_id(this_ptr: &mut ChannelDetails, mut val: u64) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.user_channel_id = val; +pub extern "C" fn ChannelDetails_set_user_channel_id(this_ptr: &mut ChannelDetails, mut val: crate::c_types::U128) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.user_channel_id = val.into(); } /// Our total balance. This is the amount we would get if we close the channel. /// This value is not exact. Due to various in-flight changes and feerate changes, exactly this @@ -813,6 +963,27 @@ pub extern "C" fn ChannelDetails_get_outbound_capacity_msat(this_ptr: &ChannelDe pub extern "C" fn ChannelDetails_set_outbound_capacity_msat(this_ptr: &mut ChannelDetails, mut val: u64) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.outbound_capacity_msat = val; } +/// The available outbound capacity for sending a single HTLC to the remote peer. This is +/// similar to [`ChannelDetails::outbound_capacity_msat`] but it may be further restricted by +/// the current state and per-HTLC limit(s). This is intended for use when routing, allowing us +/// to use a limit as close as possible to the HTLC limit we can currently send. +/// +/// See also [`ChannelDetails::balance_msat`] and [`ChannelDetails::outbound_capacity_msat`]. +#[no_mangle] +pub extern "C" fn ChannelDetails_get_next_outbound_htlc_limit_msat(this_ptr: &ChannelDetails) -> u64 { + let mut inner_val = &mut this_ptr.get_native_mut_ref().next_outbound_htlc_limit_msat; + *inner_val +} +/// The available outbound capacity for sending a single HTLC to the remote peer. This is +/// similar to [`ChannelDetails::outbound_capacity_msat`] but it may be further restricted by +/// the current state and per-HTLC limit(s). This is intended for use when routing, allowing us +/// to use a limit as close as possible to the HTLC limit we can currently send. +/// +/// See also [`ChannelDetails::balance_msat`] and [`ChannelDetails::outbound_capacity_msat`]. +#[no_mangle] +pub extern "C" fn ChannelDetails_set_next_outbound_htlc_limit_msat(this_ptr: &mut ChannelDetails, mut val: u64) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.next_outbound_htlc_limit_msat = val; +} /// The available inbound capacity for the remote peer to send HTLCs to us. This does not /// include any pending HTLCs which are not yet fully resolved (and, thus, whose balance is not /// available for inclusion in new inbound HTLCs). @@ -873,6 +1044,23 @@ pub extern "C" fn ChannelDetails_set_confirmations_required(this_ptr: &mut Chann let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.confirmations_required = local_val; } +/// The current number of confirmations on the funding transaction. +/// +/// This value will be `None` for objects serialized with LDK versions prior to 0.0.113. +#[no_mangle] +pub extern "C" fn ChannelDetails_get_confirmations(this_ptr: &ChannelDetails) -> crate::c_types::derived::COption_u32Z { + let mut inner_val = &mut this_ptr.get_native_mut_ref().confirmations; + let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_u32Z::None } else { crate::c_types::derived::COption_u32Z::Some( { inner_val.unwrap() }) }; + local_inner_val +} +/// The current number of confirmations on the funding transaction. +/// +/// This value will be `None` for objects serialized with LDK versions prior to 0.0.113. +#[no_mangle] +pub extern "C" fn ChannelDetails_set_confirmations(this_ptr: &mut ChannelDetails, mut val: crate::c_types::derived::COption_u32Z) { + let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.confirmations = local_val; +} /// The number of blocks (after our commitment transaction confirms) that we will need to wait /// until we can claim our funds after we force-close the channel. During this time our /// counterparty is allowed to punish us if we broadcasted a stale state. If our counterparty @@ -909,42 +1097,42 @@ pub extern "C" fn ChannelDetails_get_is_outbound(this_ptr: &ChannelDetails) -> b pub extern "C" fn ChannelDetails_set_is_outbound(this_ptr: &mut ChannelDetails, mut val: bool) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.is_outbound = val; } -/// True if the channel is confirmed, funding_locked messages have been exchanged, and the -/// channel is not currently being shut down. `funding_locked` message exchange implies the +/// True if the channel is confirmed, channel_ready messages have been exchanged, and the +/// channel is not currently being shut down. `channel_ready` message exchange implies the /// required confirmation count has been reached (and we were connected to the peer at some /// point after the funding transaction received enough confirmations). The required /// confirmation count is provided in [`confirmations_required`]. /// /// [`confirmations_required`]: ChannelDetails::confirmations_required #[no_mangle] -pub extern "C" fn ChannelDetails_get_is_funding_locked(this_ptr: &ChannelDetails) -> bool { - let mut inner_val = &mut this_ptr.get_native_mut_ref().is_funding_locked; +pub extern "C" fn ChannelDetails_get_is_channel_ready(this_ptr: &ChannelDetails) -> bool { + let mut inner_val = &mut this_ptr.get_native_mut_ref().is_channel_ready; *inner_val } -/// True if the channel is confirmed, funding_locked messages have been exchanged, and the -/// channel is not currently being shut down. `funding_locked` message exchange implies the +/// True if the channel is confirmed, channel_ready messages have been exchanged, and the +/// channel is not currently being shut down. `channel_ready` message exchange implies the /// required confirmation count has been reached (and we were connected to the peer at some /// point after the funding transaction received enough confirmations). The required /// confirmation count is provided in [`confirmations_required`]. /// /// [`confirmations_required`]: ChannelDetails::confirmations_required #[no_mangle] -pub extern "C" fn ChannelDetails_set_is_funding_locked(this_ptr: &mut ChannelDetails, mut val: bool) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.is_funding_locked = val; +pub extern "C" fn ChannelDetails_set_is_channel_ready(this_ptr: &mut ChannelDetails, mut val: bool) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.is_channel_ready = val; } -/// True if the channel is (a) confirmed and funding_locked messages have been exchanged, (b) +/// True if the channel is (a) confirmed and channel_ready messages have been exchanged, (b) /// the peer is connected, and (c) the channel is not currently negotiating a shutdown. /// -/// This is a strict superset of `is_funding_locked`. +/// This is a strict superset of `is_channel_ready`. #[no_mangle] pub extern "C" fn ChannelDetails_get_is_usable(this_ptr: &ChannelDetails) -> bool { let mut inner_val = &mut this_ptr.get_native_mut_ref().is_usable; *inner_val } -/// True if the channel is (a) confirmed and funding_locked messages have been exchanged, (b) +/// True if the channel is (a) confirmed and channel_ready messages have been exchanged, (b) /// the peer is connected, and (c) the channel is not currently negotiating a shutdown. /// -/// This is a strict superset of `is_funding_locked`. +/// This is a strict superset of `is_channel_ready`. #[no_mangle] pub extern "C" fn ChannelDetails_set_is_usable(this_ptr: &mut ChannelDetails, mut val: bool) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.is_usable = val; @@ -960,36 +1148,96 @@ pub extern "C" fn ChannelDetails_get_is_public(this_ptr: &ChannelDetails) -> boo pub extern "C" fn ChannelDetails_set_is_public(this_ptr: &mut ChannelDetails, mut val: bool) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.is_public = val; } +/// The smallest value HTLC (in msat) we will accept, for this channel. This field +/// is only `None` for `ChannelDetails` objects serialized prior to LDK 0.0.107 +#[no_mangle] +pub extern "C" fn ChannelDetails_get_inbound_htlc_minimum_msat(this_ptr: &ChannelDetails) -> crate::c_types::derived::COption_u64Z { + let mut inner_val = &mut this_ptr.get_native_mut_ref().inbound_htlc_minimum_msat; + let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { inner_val.unwrap() }) }; + local_inner_val +} +/// The smallest value HTLC (in msat) we will accept, for this channel. This field +/// is only `None` for `ChannelDetails` objects serialized prior to LDK 0.0.107 +#[no_mangle] +pub extern "C" fn ChannelDetails_set_inbound_htlc_minimum_msat(this_ptr: &mut ChannelDetails, mut val: crate::c_types::derived::COption_u64Z) { + let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.inbound_htlc_minimum_msat = local_val; +} +/// The largest value HTLC (in msat) we currently will accept, for this channel. +#[no_mangle] +pub extern "C" fn ChannelDetails_get_inbound_htlc_maximum_msat(this_ptr: &ChannelDetails) -> crate::c_types::derived::COption_u64Z { + let mut inner_val = &mut this_ptr.get_native_mut_ref().inbound_htlc_maximum_msat; + let mut local_inner_val = if inner_val.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { inner_val.unwrap() }) }; + local_inner_val +} +/// The largest value HTLC (in msat) we currently will accept, for this channel. +#[no_mangle] +pub extern "C" fn ChannelDetails_set_inbound_htlc_maximum_msat(this_ptr: &mut ChannelDetails, mut val: crate::c_types::derived::COption_u64Z) { + let mut local_val = if val.is_some() { Some( { val.take() }) } else { None }; + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.inbound_htlc_maximum_msat = local_val; +} +/// Set of configurable parameters that affect channel operation. +/// +/// This field is only `None` for `ChannelDetails` objects serialized prior to LDK 0.0.109. +/// +/// Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelDetails_get_config(this_ptr: &ChannelDetails) -> crate::lightning::util::config::ChannelConfig { + let mut inner_val = &mut this_ptr.get_native_mut_ref().config; + let mut local_inner_val = crate::lightning::util::config::ChannelConfig { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::util::config::ChannelConfig<>) as *mut _ }, is_owned: false }; + local_inner_val +} +/// Set of configurable parameters that affect channel operation. +/// +/// This field is only `None` for `ChannelDetails` objects serialized prior to LDK 0.0.109. +/// +/// Note that val (or a relevant inner pointer) may be NULL or all-0s to represent None +#[no_mangle] +pub extern "C" fn ChannelDetails_set_config(this_ptr: &mut ChannelDetails, mut val: crate::lightning::util::config::ChannelConfig) { + 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) }.config = local_val; +} /// Constructs a new ChannelDetails given each field #[must_use] #[no_mangle] -pub extern "C" fn ChannelDetails_new(mut channel_id_arg: crate::c_types::ThirtyTwoBytes, mut counterparty_arg: crate::lightning::ln::channelmanager::ChannelCounterparty, mut funding_txo_arg: crate::lightning::chain::transaction::OutPoint, mut channel_type_arg: crate::lightning::ln::features::ChannelTypeFeatures, mut short_channel_id_arg: crate::c_types::derived::COption_u64Z, mut inbound_scid_alias_arg: crate::c_types::derived::COption_u64Z, mut channel_value_satoshis_arg: u64, mut unspendable_punishment_reserve_arg: crate::c_types::derived::COption_u64Z, mut user_channel_id_arg: u64, mut balance_msat_arg: u64, mut outbound_capacity_msat_arg: u64, mut inbound_capacity_msat_arg: u64, mut confirmations_required_arg: crate::c_types::derived::COption_u32Z, mut force_close_spend_delay_arg: crate::c_types::derived::COption_u16Z, mut is_outbound_arg: bool, mut is_funding_locked_arg: bool, mut is_usable_arg: bool, mut is_public_arg: bool) -> ChannelDetails { +pub extern "C" fn ChannelDetails_new(mut channel_id_arg: crate::c_types::ThirtyTwoBytes, mut counterparty_arg: crate::lightning::ln::channelmanager::ChannelCounterparty, mut funding_txo_arg: crate::lightning::chain::transaction::OutPoint, mut channel_type_arg: crate::lightning::ln::features::ChannelTypeFeatures, mut short_channel_id_arg: crate::c_types::derived::COption_u64Z, mut outbound_scid_alias_arg: crate::c_types::derived::COption_u64Z, mut inbound_scid_alias_arg: crate::c_types::derived::COption_u64Z, mut channel_value_satoshis_arg: u64, mut unspendable_punishment_reserve_arg: crate::c_types::derived::COption_u64Z, mut user_channel_id_arg: crate::c_types::U128, mut balance_msat_arg: u64, mut outbound_capacity_msat_arg: u64, mut next_outbound_htlc_limit_msat_arg: u64, mut inbound_capacity_msat_arg: u64, mut confirmations_required_arg: crate::c_types::derived::COption_u32Z, mut confirmations_arg: crate::c_types::derived::COption_u32Z, mut force_close_spend_delay_arg: crate::c_types::derived::COption_u16Z, mut is_outbound_arg: bool, mut is_channel_ready_arg: bool, mut is_usable_arg: bool, mut is_public_arg: bool, mut inbound_htlc_minimum_msat_arg: crate::c_types::derived::COption_u64Z, mut inbound_htlc_maximum_msat_arg: crate::c_types::derived::COption_u64Z, mut config_arg: crate::lightning::util::config::ChannelConfig) -> ChannelDetails { let mut local_funding_txo_arg = if funding_txo_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(funding_txo_arg.take_inner()) } }) }; let mut local_channel_type_arg = if channel_type_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(channel_type_arg.take_inner()) } }) }; let mut local_short_channel_id_arg = if short_channel_id_arg.is_some() { Some( { short_channel_id_arg.take() }) } else { None }; + let mut local_outbound_scid_alias_arg = if outbound_scid_alias_arg.is_some() { Some( { outbound_scid_alias_arg.take() }) } else { None }; let mut local_inbound_scid_alias_arg = if inbound_scid_alias_arg.is_some() { Some( { inbound_scid_alias_arg.take() }) } else { None }; let mut local_unspendable_punishment_reserve_arg = if unspendable_punishment_reserve_arg.is_some() { Some( { unspendable_punishment_reserve_arg.take() }) } else { None }; let mut local_confirmations_required_arg = if confirmations_required_arg.is_some() { Some( { confirmations_required_arg.take() }) } else { None }; + let mut local_confirmations_arg = if confirmations_arg.is_some() { Some( { confirmations_arg.take() }) } else { None }; let mut local_force_close_spend_delay_arg = if force_close_spend_delay_arg.is_some() { Some( { force_close_spend_delay_arg.take() }) } else { None }; + let mut local_inbound_htlc_minimum_msat_arg = if inbound_htlc_minimum_msat_arg.is_some() { Some( { inbound_htlc_minimum_msat_arg.take() }) } else { None }; + let mut local_inbound_htlc_maximum_msat_arg = if inbound_htlc_maximum_msat_arg.is_some() { Some( { inbound_htlc_maximum_msat_arg.take() }) } else { None }; + let mut local_config_arg = if config_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(config_arg.take_inner()) } }) }; ChannelDetails { inner: ObjOps::heap_alloc(nativeChannelDetails { channel_id: channel_id_arg.data, counterparty: *unsafe { Box::from_raw(counterparty_arg.take_inner()) }, funding_txo: local_funding_txo_arg, channel_type: local_channel_type_arg, short_channel_id: local_short_channel_id_arg, + outbound_scid_alias: local_outbound_scid_alias_arg, inbound_scid_alias: local_inbound_scid_alias_arg, channel_value_satoshis: channel_value_satoshis_arg, unspendable_punishment_reserve: local_unspendable_punishment_reserve_arg, - user_channel_id: user_channel_id_arg, + user_channel_id: user_channel_id_arg.into(), balance_msat: balance_msat_arg, outbound_capacity_msat: outbound_capacity_msat_arg, + next_outbound_htlc_limit_msat: next_outbound_htlc_limit_msat_arg, inbound_capacity_msat: inbound_capacity_msat_arg, confirmations_required: local_confirmations_required_arg, + confirmations: local_confirmations_arg, force_close_spend_delay: local_force_close_spend_delay_arg, is_outbound: is_outbound_arg, - is_funding_locked: is_funding_locked_arg, + is_channel_ready: is_channel_ready_arg, is_usable: is_usable_arg, is_public: is_public_arg, + inbound_htlc_minimum_msat: local_inbound_htlc_minimum_msat_arg, + inbound_htlc_maximum_msat: local_inbound_htlc_maximum_msat_arg, + config: local_config_arg, }), is_owned: true } } impl Clone for ChannelDetails { @@ -1019,229 +1267,188 @@ pub extern "C" fn ChannelDetails_clone(orig: &ChannelDetails) -> ChannelDetails /// [`ChannelDetails::short_channel_id`]. See those for more information. #[must_use] #[no_mangle] -pub extern "C" fn ChannelDetails_get_inbound_payment_scid(this_arg: &ChannelDetails) -> crate::c_types::derived::COption_u64Z { +pub extern "C" fn ChannelDetails_get_inbound_payment_scid(this_arg: &crate::lightning::ln::channelmanager::ChannelDetails) -> crate::c_types::derived::COption_u64Z { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_inbound_payment_scid(); let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { ret.unwrap() }) }; local_ret } -/// If a payment fails to send, it can be in one of several states. This enum is returned as the -/// Err() type describing which state the payment is in, see the description of individual enum -/// states for more. +/// Gets the current SCID which should be used to identify this channel for outbound payments. +/// This should be used in [`Route`]s to describe the first hop or in other contexts where +/// we're sending or forwarding a payment outbound over this channel. +/// +/// This is either the [`ChannelDetails::short_channel_id`], if set, or the +/// [`ChannelDetails::outbound_scid_alias`]. See those for more information. #[must_use] +#[no_mangle] +pub extern "C" fn ChannelDetails_get_outbound_payment_scid(this_arg: &crate::lightning::ln::channelmanager::ChannelDetails) -> crate::c_types::derived::COption_u64Z { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_outbound_payment_scid(); + let mut local_ret = if ret.is_none() { crate::c_types::derived::COption_u64Z::None } else { crate::c_types::derived::COption_u64Z::Some( { ret.unwrap() }) }; + local_ret +} + +/// Used by [`ChannelManager::list_recent_payments`] to express the status of recent payments. +/// These include payments that have yet to find a successful path, or have unresolved HTLCs. #[derive(Clone)] +#[must_use] #[repr(C)] -pub enum PaymentSendFailure { - /// A parameter which was passed to send_payment was invalid, preventing us from attempting to - /// send the payment at all. No channel state has been changed or messages sent to peers, and - /// once you've changed the parameter at error, you can freely retry the payment in full. - ParameterError(crate::lightning::util::errors::APIError), - /// A parameter in a single path which was passed to send_payment was invalid, preventing us - /// from attempting to send the payment at all. No channel state has been changed or messages - /// sent to peers, and once you've changed the parameter at error, you can freely retry the - /// payment in full. - /// - /// The results here are ordered the same as the paths in the route object which was passed to - /// send_payment. - PathParameterError(crate::c_types::derived::CVec_CResult_NoneAPIErrorZZ), - /// All paths which were attempted failed to send, with no channel state change taking place. - /// You can freely retry the payment in full (though you probably want to do so over different - /// paths than the ones selected). - AllFailedRetrySafe(crate::c_types::derived::CVec_APIErrorZ), - /// Some paths which were attempted failed to send, though possibly not all. At least some - /// paths have irrevocably committed to the HTLC and retrying the payment in full would result - /// in over-/re-payment. - /// - /// The results here are ordered the same as the paths in the route object which was passed to - /// send_payment, and any Errs which are not APIError::MonitorUpdateFailed can be safely - /// retried (though there is currently no API with which to do so). - /// - /// Any entries which contain Err(APIError::MonitorUpdateFailed) or Ok(()) MUST NOT be retried - /// as they will result in over-/re-payment. These HTLCs all either successfully sent (in the - /// case of Ok(())) or will send once channel_monitor_updated is called on the next-hop channel - /// with the latest update_id. - PartialFailure { - /// The errors themselves, in the same order as the route hops. - results: crate::c_types::derived::CVec_CResult_NoneAPIErrorZZ, - /// If some paths failed without irrevocably committing to the new HTLC(s), this will - /// contain a [`RouteParameters`] object which can be used to calculate a new route that - /// will pay all remaining unpaid balance. +pub enum RecentPaymentDetails { + /// When a payment is still being sent and awaiting successful delivery. + Pending { + /// Hash of the payment that is currently being sent but has yet to be fulfilled or + /// abandoned. + payment_hash: crate::c_types::ThirtyTwoBytes, + /// Total amount (in msat, excluding fees) across all paths for this payment, + /// not just the amount currently inflight. + total_msat: u64, + }, + /// When a pending payment is fulfilled, we continue tracking it until all pending HTLCs have + /// been resolved. Upon receiving [`Event::PaymentSent`], we delay for a few minutes before the + /// payment is removed from tracking. + Fulfilled { + /// Hash of the payment that was claimed. `None` for serializations of [`ChannelManager`] + /// made before LDK version 0.0.104. /// /// Note that this (or a relevant inner pointer) may be NULL or all-0s to represent None - failed_paths_retry: crate::lightning::routing::router::RouteParameters, - /// The payment id for the payment, which is now at least partially pending. - payment_id: crate::c_types::ThirtyTwoBytes, + payment_hash: crate::c_types::ThirtyTwoBytes, + }, + /// After a payment's retries are exhausted per the provided [`Retry`], or it is explicitly + /// abandoned via [`ChannelManager::abandon_payment`], it is marked as abandoned until all + /// pending HTLCs for this payment resolve and an [`Event::PaymentFailed`] is generated. + Abandoned { + /// Hash of the payment that we have given up trying to send. + payment_hash: crate::c_types::ThirtyTwoBytes, }, } -use lightning::ln::channelmanager::PaymentSendFailure as nativePaymentSendFailure; -impl PaymentSendFailure { +use lightning::ln::channelmanager::RecentPaymentDetails as RecentPaymentDetailsImport; +pub(crate) type nativeRecentPaymentDetails = RecentPaymentDetailsImport; + +impl RecentPaymentDetails { #[allow(unused)] - pub(crate) fn to_native(&self) -> nativePaymentSendFailure { + pub(crate) fn to_native(&self) -> nativeRecentPaymentDetails { match self { - PaymentSendFailure::ParameterError (ref a, ) => { - let mut a_nonref = (*a).clone(); - nativePaymentSendFailure::ParameterError ( - a_nonref.into_native(), - ) - }, - PaymentSendFailure::PathParameterError (ref a, ) => { - let mut a_nonref = (*a).clone(); - let mut local_a_nonref = Vec::new(); for mut item in a_nonref.into_rust().drain(..) { local_a_nonref.push( { let mut local_a_nonref_0 = match item.result_ok { true => Ok( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut item.contents.result)) })*/ }), false => Err( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut item.contents.err)) }).into_native() })}; local_a_nonref_0 }); }; - nativePaymentSendFailure::PathParameterError ( - local_a_nonref, - ) + RecentPaymentDetails::Pending {ref payment_hash, ref total_msat, } => { + let mut payment_hash_nonref = Clone::clone(payment_hash); + let mut total_msat_nonref = Clone::clone(total_msat); + nativeRecentPaymentDetails::Pending { + payment_hash: ::lightning::ln::PaymentHash(payment_hash_nonref.data), + total_msat: total_msat_nonref, + } }, - PaymentSendFailure::AllFailedRetrySafe (ref a, ) => { - let mut a_nonref = (*a).clone(); - let mut local_a_nonref = Vec::new(); for mut item in a_nonref.into_rust().drain(..) { local_a_nonref.push( { item.into_native() }); }; - nativePaymentSendFailure::AllFailedRetrySafe ( - local_a_nonref, - ) + RecentPaymentDetails::Fulfilled {ref payment_hash, } => { + let mut payment_hash_nonref = Clone::clone(payment_hash); + let mut local_payment_hash_nonref = if payment_hash_nonref.data == [0; 32] { None } else { Some( { ::lightning::ln::PaymentHash(payment_hash_nonref.data) }) }; + nativeRecentPaymentDetails::Fulfilled { + payment_hash: local_payment_hash_nonref, + } }, - PaymentSendFailure::PartialFailure {ref results, ref failed_paths_retry, ref payment_id, } => { - let mut results_nonref = (*results).clone(); - let mut local_results_nonref = Vec::new(); for mut item in results_nonref.into_rust().drain(..) { local_results_nonref.push( { let mut local_results_nonref_0 = match item.result_ok { true => Ok( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut item.contents.result)) })*/ }), false => Err( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut item.contents.err)) }).into_native() })}; local_results_nonref_0 }); }; - let mut failed_paths_retry_nonref = (*failed_paths_retry).clone(); - let mut local_failed_paths_retry_nonref = if failed_paths_retry_nonref.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(failed_paths_retry_nonref.take_inner()) } }) }; - let mut payment_id_nonref = (*payment_id).clone(); - nativePaymentSendFailure::PartialFailure { - results: local_results_nonref, - failed_paths_retry: local_failed_paths_retry_nonref, - payment_id: ::lightning::ln::channelmanager::PaymentId(payment_id_nonref.data), + RecentPaymentDetails::Abandoned {ref payment_hash, } => { + let mut payment_hash_nonref = Clone::clone(payment_hash); + nativeRecentPaymentDetails::Abandoned { + payment_hash: ::lightning::ln::PaymentHash(payment_hash_nonref.data), } }, } } #[allow(unused)] - pub(crate) fn into_native(self) -> nativePaymentSendFailure { + pub(crate) fn into_native(self) -> nativeRecentPaymentDetails { match self { - PaymentSendFailure::ParameterError (mut a, ) => { - nativePaymentSendFailure::ParameterError ( - a.into_native(), - ) - }, - PaymentSendFailure::PathParameterError (mut a, ) => { - let mut local_a = Vec::new(); for mut item in a.into_rust().drain(..) { local_a.push( { let mut local_a_0 = match item.result_ok { true => Ok( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut item.contents.result)) })*/ }), false => Err( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut item.contents.err)) }).into_native() })}; local_a_0 }); }; - nativePaymentSendFailure::PathParameterError ( - local_a, - ) + RecentPaymentDetails::Pending {mut payment_hash, mut total_msat, } => { + nativeRecentPaymentDetails::Pending { + payment_hash: ::lightning::ln::PaymentHash(payment_hash.data), + total_msat: total_msat, + } }, - PaymentSendFailure::AllFailedRetrySafe (mut a, ) => { - let mut local_a = Vec::new(); for mut item in a.into_rust().drain(..) { local_a.push( { item.into_native() }); }; - nativePaymentSendFailure::AllFailedRetrySafe ( - local_a, - ) + RecentPaymentDetails::Fulfilled {mut payment_hash, } => { + let mut local_payment_hash = if payment_hash.data == [0; 32] { None } else { Some( { ::lightning::ln::PaymentHash(payment_hash.data) }) }; + nativeRecentPaymentDetails::Fulfilled { + payment_hash: local_payment_hash, + } }, - PaymentSendFailure::PartialFailure {mut results, mut failed_paths_retry, mut payment_id, } => { - let mut local_results = Vec::new(); for mut item in results.into_rust().drain(..) { local_results.push( { let mut local_results_0 = match item.result_ok { true => Ok( { () /*(*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut item.contents.result)) })*/ }), false => Err( { (*unsafe { Box::from_raw(<*mut _>::take_ptr(&mut item.contents.err)) }).into_native() })}; local_results_0 }); }; - let mut local_failed_paths_retry = if failed_paths_retry.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(failed_paths_retry.take_inner()) } }) }; - nativePaymentSendFailure::PartialFailure { - results: local_results, - failed_paths_retry: local_failed_paths_retry, - payment_id: ::lightning::ln::channelmanager::PaymentId(payment_id.data), + RecentPaymentDetails::Abandoned {mut payment_hash, } => { + nativeRecentPaymentDetails::Abandoned { + payment_hash: ::lightning::ln::PaymentHash(payment_hash.data), } }, } } #[allow(unused)] - pub(crate) fn from_native(native: &nativePaymentSendFailure) -> Self { + pub(crate) fn from_native(native: &nativeRecentPaymentDetails) -> Self { match native { - nativePaymentSendFailure::ParameterError (ref a, ) => { - let mut a_nonref = (*a).clone(); - PaymentSendFailure::ParameterError ( - crate::lightning::util::errors::APIError::native_into(a_nonref), - ) - }, - nativePaymentSendFailure::PathParameterError (ref a, ) => { - let mut a_nonref = (*a).clone(); - let mut local_a_nonref = Vec::new(); for mut item in a_nonref.drain(..) { local_a_nonref.push( { let mut local_a_nonref_0 = match item { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_a_nonref_0 }); }; - PaymentSendFailure::PathParameterError ( - local_a_nonref.into(), - ) + nativeRecentPaymentDetails::Pending {ref payment_hash, ref total_msat, } => { + let mut payment_hash_nonref = Clone::clone(payment_hash); + let mut total_msat_nonref = Clone::clone(total_msat); + RecentPaymentDetails::Pending { + payment_hash: crate::c_types::ThirtyTwoBytes { data: payment_hash_nonref.0 }, + total_msat: total_msat_nonref, + } }, - nativePaymentSendFailure::AllFailedRetrySafe (ref a, ) => { - let mut a_nonref = (*a).clone(); - let mut local_a_nonref = Vec::new(); for mut item in a_nonref.drain(..) { local_a_nonref.push( { crate::lightning::util::errors::APIError::native_into(item) }); }; - PaymentSendFailure::AllFailedRetrySafe ( - local_a_nonref.into(), - ) + nativeRecentPaymentDetails::Fulfilled {ref payment_hash, } => { + let mut payment_hash_nonref = Clone::clone(payment_hash); + let mut local_payment_hash_nonref = if payment_hash_nonref.is_none() { crate::c_types::ThirtyTwoBytes::null() } else { { crate::c_types::ThirtyTwoBytes { data: (payment_hash_nonref.unwrap()).0 } } }; + RecentPaymentDetails::Fulfilled { + payment_hash: local_payment_hash_nonref, + } }, - nativePaymentSendFailure::PartialFailure {ref results, ref failed_paths_retry, ref payment_id, } => { - let mut results_nonref = (*results).clone(); - let mut local_results_nonref = Vec::new(); for mut item in results_nonref.drain(..) { local_results_nonref.push( { let mut local_results_nonref_0 = match item { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_results_nonref_0 }); }; - let mut failed_paths_retry_nonref = (*failed_paths_retry).clone(); - let mut local_failed_paths_retry_nonref = crate::lightning::routing::router::RouteParameters { inner: if failed_paths_retry_nonref.is_none() { core::ptr::null_mut() } else { { ObjOps::heap_alloc((failed_paths_retry_nonref.unwrap())) } }, is_owned: true }; - let mut payment_id_nonref = (*payment_id).clone(); - PaymentSendFailure::PartialFailure { - results: local_results_nonref.into(), - failed_paths_retry: local_failed_paths_retry_nonref, - payment_id: crate::c_types::ThirtyTwoBytes { data: payment_id_nonref.0 }, + nativeRecentPaymentDetails::Abandoned {ref payment_hash, } => { + let mut payment_hash_nonref = Clone::clone(payment_hash); + RecentPaymentDetails::Abandoned { + payment_hash: crate::c_types::ThirtyTwoBytes { data: payment_hash_nonref.0 }, } }, } } #[allow(unused)] - pub(crate) fn native_into(native: nativePaymentSendFailure) -> Self { + pub(crate) fn native_into(native: nativeRecentPaymentDetails) -> Self { match native { - nativePaymentSendFailure::ParameterError (mut a, ) => { - PaymentSendFailure::ParameterError ( - crate::lightning::util::errors::APIError::native_into(a), - ) - }, - nativePaymentSendFailure::PathParameterError (mut a, ) => { - let mut local_a = Vec::new(); for mut item in a.drain(..) { local_a.push( { let mut local_a_0 = match item { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_a_0 }); }; - PaymentSendFailure::PathParameterError ( - local_a.into(), - ) + nativeRecentPaymentDetails::Pending {mut payment_hash, mut total_msat, } => { + RecentPaymentDetails::Pending { + payment_hash: crate::c_types::ThirtyTwoBytes { data: payment_hash.0 }, + total_msat: total_msat, + } }, - nativePaymentSendFailure::AllFailedRetrySafe (mut a, ) => { - let mut local_a = Vec::new(); for mut item in a.drain(..) { local_a.push( { crate::lightning::util::errors::APIError::native_into(item) }); }; - PaymentSendFailure::AllFailedRetrySafe ( - local_a.into(), - ) + nativeRecentPaymentDetails::Fulfilled {mut payment_hash, } => { + let mut local_payment_hash = if payment_hash.is_none() { crate::c_types::ThirtyTwoBytes::null() } else { { crate::c_types::ThirtyTwoBytes { data: (payment_hash.unwrap()).0 } } }; + RecentPaymentDetails::Fulfilled { + payment_hash: local_payment_hash, + } }, - nativePaymentSendFailure::PartialFailure {mut results, mut failed_paths_retry, mut payment_id, } => { - let mut local_results = Vec::new(); for mut item in results.drain(..) { local_results.push( { let mut local_results_0 = match item { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_results_0 }); }; - let mut local_failed_paths_retry = crate::lightning::routing::router::RouteParameters { inner: if failed_paths_retry.is_none() { core::ptr::null_mut() } else { { ObjOps::heap_alloc((failed_paths_retry.unwrap())) } }, is_owned: true }; - PaymentSendFailure::PartialFailure { - results: local_results.into(), - failed_paths_retry: local_failed_paths_retry, - payment_id: crate::c_types::ThirtyTwoBytes { data: payment_id.0 }, + nativeRecentPaymentDetails::Abandoned {mut payment_hash, } => { + RecentPaymentDetails::Abandoned { + payment_hash: crate::c_types::ThirtyTwoBytes { data: payment_hash.0 }, } }, } } } -/// Frees any resources used by the PaymentSendFailure +/// Frees any resources used by the RecentPaymentDetails #[no_mangle] -pub extern "C" fn PaymentSendFailure_free(this_ptr: PaymentSendFailure) { } -/// Creates a copy of the PaymentSendFailure +pub extern "C" fn RecentPaymentDetails_free(this_ptr: RecentPaymentDetails) { } +/// Creates a copy of the RecentPaymentDetails #[no_mangle] -pub extern "C" fn PaymentSendFailure_clone(orig: &PaymentSendFailure) -> PaymentSendFailure { +pub extern "C" fn RecentPaymentDetails_clone(orig: &RecentPaymentDetails) -> RecentPaymentDetails { orig.clone() } #[no_mangle] -/// Utility method to constructs a new ParameterError-variant PaymentSendFailure -pub extern "C" fn PaymentSendFailure_parameter_error(a: crate::lightning::util::errors::APIError) -> PaymentSendFailure { - PaymentSendFailure::ParameterError(a, ) -} -#[no_mangle] -/// Utility method to constructs a new PathParameterError-variant PaymentSendFailure -pub extern "C" fn PaymentSendFailure_path_parameter_error(a: crate::c_types::derived::CVec_CResult_NoneAPIErrorZZ) -> PaymentSendFailure { - PaymentSendFailure::PathParameterError(a, ) +/// Utility method to constructs a new Pending-variant RecentPaymentDetails +pub extern "C" fn RecentPaymentDetails_pending(payment_hash: crate::c_types::ThirtyTwoBytes, total_msat: u64) -> RecentPaymentDetails { + RecentPaymentDetails::Pending { + payment_hash, + total_msat, + } } #[no_mangle] -/// Utility method to constructs a new AllFailedRetrySafe-variant PaymentSendFailure -pub extern "C" fn PaymentSendFailure_all_failed_retry_safe(a: crate::c_types::derived::CVec_APIErrorZ) -> PaymentSendFailure { - PaymentSendFailure::AllFailedRetrySafe(a, ) +/// Utility method to constructs a new Fulfilled-variant RecentPaymentDetails +pub extern "C" fn RecentPaymentDetails_fulfilled(payment_hash: crate::c_types::ThirtyTwoBytes) -> RecentPaymentDetails { + RecentPaymentDetails::Fulfilled { + payment_hash, + } } #[no_mangle] -/// Utility method to constructs a new PartialFailure-variant PaymentSendFailure -pub extern "C" fn PaymentSendFailure_partial_failure(results: crate::c_types::derived::CVec_CResult_NoneAPIErrorZZ, failed_paths_retry: crate::lightning::routing::router::RouteParameters, payment_id: crate::c_types::ThirtyTwoBytes) -> PaymentSendFailure { - PaymentSendFailure::PartialFailure { - results, - failed_paths_retry, - payment_id, +/// Utility method to constructs a new Abandoned-variant RecentPaymentDetails +pub extern "C" fn RecentPaymentDetails_abandoned(payment_hash: crate::c_types::ThirtyTwoBytes) -> RecentPaymentDetails { + RecentPaymentDetails::Abandoned { + payment_hash, } } @@ -1279,7 +1486,7 @@ pub extern "C" fn PhantomRouteHints_free(this_obj: PhantomRouteHints) { } #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn PhantomRouteHints_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativePhantomRouteHints); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativePhantomRouteHints) }; } #[allow(unused)] impl PhantomRouteHints { @@ -1371,22 +1578,20 @@ pub extern "C" fn PhantomRouteHints_clone(orig: &PhantomRouteHints) -> PhantomRo /// /// Non-proportional fees are fixed according to our risk using the provided fee estimator. /// -/// panics if channel_value_satoshis is >= `MAX_FUNDING_SATOSHIS`! -/// /// Users need to notify the new ChannelManager when a new block is connected or /// disconnected using its `block_connected` and `block_disconnected` methods, starting /// from after `params.latest_hash`. #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_new(mut fee_est: crate::lightning::chain::chaininterface::FeeEstimator, mut chain_monitor: crate::lightning::chain::Watch, mut tx_broadcaster: crate::lightning::chain::chaininterface::BroadcasterInterface, mut logger: crate::lightning::util::logger::Logger, mut keys_manager: crate::lightning::chain::keysinterface::KeysInterface, mut config: crate::lightning::util::config::UserConfig, mut params: crate::lightning::ln::channelmanager::ChainParameters) -> ChannelManager { - let mut ret = lightning::ln::channelmanager::ChannelManager::new(fee_est, chain_monitor, tx_broadcaster, logger, keys_manager, *unsafe { Box::from_raw(config.take_inner()) }, *unsafe { Box::from_raw(params.take_inner()) }); - ChannelManager { inner: ObjOps::heap_alloc(ret), is_owned: true } +pub extern "C" fn ChannelManager_new(mut fee_est: crate::lightning::chain::chaininterface::FeeEstimator, mut chain_monitor: crate::lightning::chain::Watch, mut tx_broadcaster: crate::lightning::chain::chaininterface::BroadcasterInterface, mut router: crate::lightning::routing::router::Router, mut logger: crate::lightning::util::logger::Logger, mut entropy_source: crate::lightning::chain::keysinterface::EntropySource, mut node_signer: crate::lightning::chain::keysinterface::NodeSigner, mut signer_provider: crate::lightning::chain::keysinterface::SignerProvider, mut config: crate::lightning::util::config::UserConfig, mut params: crate::lightning::ln::channelmanager::ChainParameters) -> crate::lightning::ln::channelmanager::ChannelManager { + let mut ret = lightning::ln::channelmanager::ChannelManager::new(fee_est, chain_monitor, tx_broadcaster, router, logger, entropy_source, node_signer, signer_provider, *unsafe { Box::from_raw(config.take_inner()) }, *unsafe { Box::from_raw(params.take_inner()) }); + crate::lightning::ln::channelmanager::ChannelManager { inner: ObjOps::heap_alloc(ret), is_owned: true } } -/// Gets the current configuration applied to all new channels, as +/// Gets the current configuration applied to all new channels. #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_get_current_default_configuration(this_arg: &ChannelManager) -> crate::lightning::util::config::UserConfig { +pub extern "C" fn ChannelManager_get_current_default_configuration(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::lightning::util::config::UserConfig { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_current_default_configuration(); crate::lightning::util::config::UserConfig { inner: unsafe { ObjOps::nonnull_ptr_to_inner((ret as *const lightning::util::config::UserConfig<>) as *mut _) }, is_owned: false } } @@ -1395,10 +1600,9 @@ pub extern "C" fn ChannelManager_get_current_default_configuration(this_arg: &Ch /// /// `user_channel_id` will be provided back as in /// [`Event::FundingGenerationReady::user_channel_id`] to allow tracking of which events -/// correspond with which `create_channel` call. Note that the `user_channel_id` defaults to 0 -/// for inbound channels, so you may wish to avoid using 0 for `user_channel_id` here. -/// `user_channel_id` has no meaning inside of LDK, it is simply copied to events and otherwise -/// ignored. +/// correspond with which `create_channel` call. Note that the `user_channel_id` defaults to a +/// randomized value for inbound channels. `user_channel_id` has no meaning inside of LDK, it +/// is simply copied to events and otherwise ignored. /// /// Raises [`APIError::APIMisuseError`] when `channel_value_satoshis` > 2**24 or `push_msat` is /// greater than `channel_value_satoshis * 1k` or `channel_value_satoshis < 1000`. @@ -1421,9 +1625,9 @@ pub extern "C" fn ChannelManager_get_current_default_configuration(this_arg: &Ch /// Note that override_config (or a relevant inner pointer) may be NULL or all-0s to represent None #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_create_channel(this_arg: &ChannelManager, mut their_network_key: crate::c_types::PublicKey, mut channel_value_satoshis: u64, mut push_msat: u64, mut user_channel_id: u64, mut override_config: crate::lightning::util::config::UserConfig) -> crate::c_types::derived::CResult__u832APIErrorZ { +pub extern "C" fn ChannelManager_create_channel(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut their_network_key: crate::c_types::PublicKey, mut channel_value_satoshis: u64, mut push_msat: u64, mut user_channel_id: crate::c_types::U128, mut override_config: crate::lightning::util::config::UserConfig) -> crate::c_types::derived::CResult__u832APIErrorZ { let mut local_override_config = if override_config.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(override_config.take_inner()) } }) }; - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.create_channel(their_network_key.into_rust(), channel_value_satoshis, push_msat, user_channel_id, local_override_config); + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.create_channel(their_network_key.into_rust(), channel_value_satoshis, push_msat, user_channel_id.into(), local_override_config); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ThirtyTwoBytes { data: o } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_ret } @@ -1432,26 +1636,42 @@ pub extern "C" fn ChannelManager_create_channel(this_arg: &ChannelManager, mut t /// more information. #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_list_channels(this_arg: &ChannelManager) -> crate::c_types::derived::CVec_ChannelDetailsZ { +pub extern "C" fn ChannelManager_list_channels(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::c_types::derived::CVec_ChannelDetailsZ { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.list_channels(); let mut local_ret = Vec::new(); for mut item in ret.drain(..) { local_ret.push( { crate::lightning::ln::channelmanager::ChannelDetails { inner: ObjOps::heap_alloc(item), is_owned: true } }); }; local_ret.into() } /// Gets the list of usable channels, in random order. Useful as an argument to -/// get_route to ensure non-announced channels are used. +/// [`Router::find_route`] to ensure non-announced channels are used. /// /// These are guaranteed to have their [`ChannelDetails::is_usable`] value set to true, see the /// documentation for [`ChannelDetails::is_usable`] for more info on exactly what the criteria /// are. #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_list_usable_channels(this_arg: &ChannelManager) -> crate::c_types::derived::CVec_ChannelDetailsZ { +pub extern "C" fn ChannelManager_list_usable_channels(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::c_types::derived::CVec_ChannelDetailsZ { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.list_usable_channels(); let mut local_ret = Vec::new(); for mut item in ret.drain(..) { local_ret.push( { crate::lightning::ln::channelmanager::ChannelDetails { inner: ObjOps::heap_alloc(item), is_owned: true } }); }; local_ret.into() } +/// Returns in an undefined order recent payments that -- if not fulfilled -- have yet to find a +/// successful path, or have unresolved HTLCs. +/// +/// This can be useful for payments that may have been prepared, but ultimately not sent, as a +/// result of a crash. If such a payment exists, is not listed here, and an +/// [`Event::PaymentSent`] has not been received, you may consider resending the payment. +/// +/// [`Event::PaymentSent`]: events::Event::PaymentSent +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_list_recent_payments(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::c_types::derived::CVec_RecentPaymentDetailsZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.list_recent_payments(); + let mut local_ret = Vec::new(); for mut item in ret.drain(..) { local_ret.push( { crate::lightning::ln::channelmanager::RecentPaymentDetails::native_into(item) }); }; + local_ret.into() +} + /// Begins the process of closing a channel. After this call (plus some timeout), no new HTLCs /// will be accepted on the given channel, and after additional timeout/the closing of all /// pending HTLCs, the channel will be closed on chain. @@ -1471,8 +1691,8 @@ pub extern "C" fn ChannelManager_list_usable_channels(this_arg: &ChannelManager) /// [`Normal`]: crate::chain::chaininterface::ConfirmationTarget::Normal #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_close_channel(this_arg: &ChannelManager, channel_id: *const [u8; 32]) -> crate::c_types::derived::CResult_NoneAPIErrorZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.close_channel(unsafe { &*channel_id}); +pub extern "C" fn ChannelManager_close_channel(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, channel_id: *const [u8; 32], mut counterparty_node_id: crate::c_types::PublicKey) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.close_channel(unsafe { &*channel_id}, &counterparty_node_id.into_rust()); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_ret } @@ -1498,18 +1718,34 @@ pub extern "C" fn ChannelManager_close_channel(this_arg: &ChannelManager, channe /// [`Normal`]: crate::chain::chaininterface::ConfirmationTarget::Normal #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_close_channel_with_target_feerate(this_arg: &ChannelManager, channel_id: *const [u8; 32], mut target_feerate_sats_per_1000_weight: u32) -> crate::c_types::derived::CResult_NoneAPIErrorZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.close_channel_with_target_feerate(unsafe { &*channel_id}, target_feerate_sats_per_1000_weight); +pub extern "C" fn ChannelManager_close_channel_with_target_feerate(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, channel_id: *const [u8; 32], mut counterparty_node_id: crate::c_types::PublicKey, mut target_feerate_sats_per_1000_weight: u32) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.close_channel_with_target_feerate(unsafe { &*channel_id}, &counterparty_node_id.into_rust(), target_feerate_sats_per_1000_weight); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_ret } -/// Force closes a channel, immediately broadcasting the latest local commitment transaction to -/// the chain and rejecting new HTLCs on the given channel. Fails if channel_id is unknown to the manager. +/// Force closes a channel, immediately broadcasting the latest local transaction(s) and +/// rejecting new HTLCs on the given channel. Fails if `channel_id` is unknown to +/// the manager, or if the `counterparty_node_id` isn't the counterparty of the corresponding +/// channel. +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_force_close_broadcasting_latest_txn(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, channel_id: *const [u8; 32], mut counterparty_node_id: crate::c_types::PublicKey) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.force_close_broadcasting_latest_txn(unsafe { &*channel_id}, &counterparty_node_id.into_rust()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; + local_ret +} + +/// Force closes a channel, rejecting new HTLCs on the given channel but skips broadcasting +/// the latest local transaction(s). Fails if `channel_id` is unknown to the manager, or if the +/// `counterparty_node_id` isn't the counterparty of the corresponding channel. +/// +/// You can always get the latest local transaction(s) to broadcast from +/// [`ChannelMonitor::get_latest_holder_commitment_txn`]. #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_force_close_channel(this_arg: &ChannelManager, channel_id: *const [u8; 32]) -> crate::c_types::derived::CResult_NoneAPIErrorZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.force_close_channel(unsafe { &*channel_id}); +pub extern "C" fn ChannelManager_force_close_without_broadcasting_txn(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, channel_id: *const [u8; 32], mut counterparty_node_id: crate::c_types::PublicKey) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.force_close_without_broadcasting_txn(unsafe { &*channel_id}, &counterparty_node_id.into_rust()); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_ret } @@ -1517,94 +1753,121 @@ pub extern "C" fn ChannelManager_force_close_channel(this_arg: &ChannelManager, /// Force close all channels, immediately broadcasting the latest local commitment transaction /// for each to the chain and rejecting new HTLCs on each. #[no_mangle] -pub extern "C" fn ChannelManager_force_close_all_channels(this_arg: &ChannelManager) { - unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.force_close_all_channels() +pub extern "C" fn ChannelManager_force_close_all_channels_broadcasting_latest_txn(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.force_close_all_channels_broadcasting_latest_txn() +} + +/// Force close all channels rejecting new HTLCs on each but without broadcasting the latest +/// local transaction(s). +#[no_mangle] +pub extern "C" fn ChannelManager_force_close_all_channels_without_broadcasting_txn(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.force_close_all_channels_without_broadcasting_txn() } /// Sends a payment along a given route. /// -/// Value parameters are provided via the last hop in route, see documentation for RouteHop +/// Value parameters are provided via the last hop in route, see documentation for [`RouteHop`] /// fields for more info. /// -/// Note that if the payment_hash already exists elsewhere (eg you're sending a duplicative -/// payment), we don't do anything to stop you! We always try to ensure that if the provided -/// next hop knows the preimage to payment_hash they can claim an additional amount as -/// specified in the last hop in the route! Thus, you should probably do your own -/// payment_preimage tracking (which you should already be doing as they represent \"proof of -/// payment\") and prevent double-sends yourself. +/// May generate SendHTLCs message(s) event on success, which should be relayed (e.g. via +/// [`PeerManager::process_events`]). +/// +/// # Avoiding Duplicate Payments +/// +/// If a pending payment is currently in-flight with the same [`PaymentId`] provided, this +/// method will error with an [`APIError::InvalidRoute`]. Note, however, that once a payment +/// is no longer pending (either via [`ChannelManager::abandon_payment`], or handling of an +/// [`Event::PaymentSent`] or [`Event::PaymentFailed`]) LDK will not stop you from sending a +/// second payment with the same [`PaymentId`]. /// -/// May generate SendHTLCs message(s) event on success, which should be relayed. +/// Thus, in order to ensure duplicate payments are not sent, you should implement your own +/// tracking of payments, including state to indicate once a payment has completed. Because you +/// should also ensure that [`PaymentHash`]es are not re-used, for simplicity, you should +/// consider using the [`PaymentHash`] as the key for tracking payments. In that case, the +/// [`PaymentId`] should be a copy of the [`PaymentHash`] bytes. +/// +/// Additionally, in the scenario where we begin the process of sending a payment, but crash +/// before `send_payment` returns (or prior to [`ChannelMonitorUpdate`] persistence if you're +/// using [`ChannelMonitorUpdateStatus::InProgress`]), the payment may be lost on restart. See +/// [`ChannelManager::list_recent_payments`] for more information. +/// +/// # Possible Error States on [`PaymentSendFailure`] /// /// Each path may have a different return value, and PaymentSendValue may return a Vec with /// each entry matching the corresponding-index entry in the route paths, see -/// PaymentSendFailure for more info. +/// [`PaymentSendFailure`] for more info. /// /// In general, a path may raise: -/// * APIError::RouteError when an invalid route or forwarding parameter (cltv_delta, fee, +/// * [`APIError::InvalidRoute`] when an invalid route or forwarding parameter (cltv_delta, fee, /// node public key) is specified. -/// * APIError::ChannelUnavailable if the next-hop channel is not available for updates +/// * [`APIError::ChannelUnavailable`] if the next-hop channel is not available for updates /// (including due to previous monitor update failure or new permanent monitor update /// failure). -/// * APIError::MonitorUpdateFailed if a new monitor update failure prevented sending the +/// * [`APIError::MonitorUpdateInProgress`] if a new monitor update failure prevented sending the /// relevant updates. /// /// Note that depending on the type of the PaymentSendFailure the HTLC may have been /// irrevocably committed to on our end. In such a case, do NOT retry the payment with a /// different route unless you intend to pay twice! /// -/// payment_secret is unrelated to payment_hash (or PaymentPreimage) and exists to authenticate -/// the sender to the recipient and prevent payment-probing (deanonymization) attacks. For -/// newer nodes, it will be provided to you in the invoice. If you do not have one, the Route -/// must not contain multiple paths as multi-path payments require a recipient-provided -/// payment_secret. -/// If a payment_secret *is* provided, we assume that the invoice had the payment_secret feature -/// bit set (either as required or as available). If multiple paths are present in the Route, -/// we assume the invoice had the basic_mpp feature set. +/// # A caution on `payment_secret` +/// +/// `payment_secret` is unrelated to `payment_hash` (or [`PaymentPreimage`]) and exists to +/// authenticate the sender to the recipient and prevent payment-probing (deanonymization) +/// attacks. For newer nodes, it will be provided to you in the invoice. If you do not have one, +/// the [`Route`] must not contain multiple paths as multi-path payments require a +/// recipient-provided `payment_secret`. +/// +/// If a `payment_secret` *is* provided, we assume that the invoice had the payment_secret +/// feature bit set (either as required or as available). If multiple paths are present in the +/// [`Route`], we assume the invoice had the basic_mpp feature set. +/// +/// [`Event::PaymentSent`]: events::Event::PaymentSent +/// [`Event::PaymentFailed`]: events::Event::PaymentFailed +/// [`PeerManager::process_events`]: crate::ln::peer_handler::PeerManager::process_events +/// [`ChannelMonitorUpdateStatus::InProgress`]: crate::chain::ChannelMonitorUpdateStatus::InProgress /// /// Note that payment_secret (or a relevant inner pointer) may be NULL or all-0s to represent None #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_send_payment(this_arg: &ChannelManager, route: &crate::lightning::routing::router::Route, mut payment_hash: crate::c_types::ThirtyTwoBytes, mut payment_secret: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_PaymentIdPaymentSendFailureZ { +pub extern "C" fn ChannelManager_send_payment(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, route: &crate::lightning::routing::router::Route, mut payment_hash: crate::c_types::ThirtyTwoBytes, mut payment_secret: crate::c_types::ThirtyTwoBytes, mut payment_id: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_NonePaymentSendFailureZ { let mut local_payment_secret = if payment_secret.data == [0; 32] { None } else { Some( { ::lightning::ln::PaymentSecret(payment_secret.data) }) }; - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.send_payment(route.get_native_ref(), ::lightning::ln::PaymentHash(payment_hash.data), &local_payment_secret); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ThirtyTwoBytes { data: o.0 } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::channelmanager::PaymentSendFailure::native_into(e) }).into() }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.send_payment(route.get_native_ref(), ::lightning::ln::PaymentHash(payment_hash.data), &local_payment_secret, ::lightning::ln::channelmanager::PaymentId(payment_id.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( { crate::lightning::ln::outbound_payment::PaymentSendFailure::native_into(e) }).into() }; local_ret } -/// Retries a payment along the given [`Route`]. -/// -/// Errors returned are a superset of those returned from [`send_payment`], so see -/// [`send_payment`] documentation for more details on errors. This method will also error if the -/// retry amount puts the payment more than 10% over the payment's total amount, if the payment -/// for the given `payment_id` cannot be found (likely due to timeout or success), or if -/// further retries have been disabled with [`abandon_payment`]. +/// Similar to [`ChannelManager::send_payment`], but will automatically find a route based on +/// `route_params` and retry failed payment paths based on `retry_strategy`. /// -/// [`send_payment`]: [`ChannelManager::send_payment`] -/// [`abandon_payment`]: [`ChannelManager::abandon_payment`] +/// Note that payment_secret (or a relevant inner pointer) may be NULL or all-0s to represent None #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_retry_payment(this_arg: &ChannelManager, route: &crate::lightning::routing::router::Route, mut payment_id: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_NonePaymentSendFailureZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.retry_payment(route.get_native_ref(), ::lightning::ln::channelmanager::PaymentId(payment_id.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( { crate::lightning::ln::channelmanager::PaymentSendFailure::native_into(e) }).into() }; +pub extern "C" fn ChannelManager_send_payment_with_retry(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut payment_hash: crate::c_types::ThirtyTwoBytes, mut payment_secret: crate::c_types::ThirtyTwoBytes, mut payment_id: crate::c_types::ThirtyTwoBytes, mut route_params: crate::lightning::routing::router::RouteParameters, mut retry_strategy: crate::lightning::ln::outbound_payment::Retry) -> crate::c_types::derived::CResult_NoneRetryableSendFailureZ { + let mut local_payment_secret = if payment_secret.data == [0; 32] { None } else { Some( { ::lightning::ln::PaymentSecret(payment_secret.data) }) }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.send_payment_with_retry(::lightning::ln::PaymentHash(payment_hash.data), &local_payment_secret, ::lightning::ln::channelmanager::PaymentId(payment_id.data), *unsafe { Box::from_raw(route_params.take_inner()) }, retry_strategy.into_native()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::outbound_payment::RetryableSendFailure::native_into(e) }).into() }; local_ret } -/// Signals that no further retries for the given payment will occur. +/// Signals that no further retries for the given payment should occur. Useful if you have a +/// pending outbound payment with retries remaining, but wish to stop retrying the payment before +/// retries are exhausted. /// -/// After this method returns, any future calls to [`retry_payment`] for the given `payment_id` -/// will fail with [`PaymentSendFailure::ParameterError`]. If no such event has been generated, -/// an [`Event::PaymentFailed`] event will be generated as soon as there are no remaining -/// pending HTLCs for this payment. +/// If no [`Event::PaymentFailed`] event had been generated before, one will be generated as soon +/// as there are no remaining pending HTLCs for this payment. /// /// Note that calling this method does *not* prevent a payment from succeeding. You must still /// wait until you receive either a [`Event::PaymentFailed`] or [`Event::PaymentSent`] event to /// determine the ultimate status of a payment. /// -/// [`retry_payment`]: Self::retry_payment +/// If an [`Event::PaymentFailed`] event is generated and we restart without this +/// [`ChannelManager`] having been persisted, another [`Event::PaymentFailed`] may be generated. +/// /// [`Event::PaymentFailed`]: events::Event::PaymentFailed /// [`Event::PaymentSent`]: events::Event::PaymentSent #[no_mangle] -pub extern "C" fn ChannelManager_abandon_payment(this_arg: &ChannelManager, mut payment_id: crate::c_types::ThirtyTwoBytes) { +pub extern "C" fn ChannelManager_abandon_payment(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut payment_id: crate::c_types::ThirtyTwoBytes) { unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.abandon_payment(::lightning::ln::channelmanager::PaymentId(payment_id.data)) } @@ -1614,7 +1877,8 @@ pub extern "C" fn ChannelManager_abandon_payment(this_arg: &ChannelManager, mut /// would be able to guess -- otherwise, an intermediate node may claim the payment and it will /// never reach the recipient. /// -/// See [`send_payment`] documentation for more details on the return value of this function. +/// See [`send_payment`] documentation for more details on the return value of this function +/// and idempotency guarantees provided by the [`PaymentId`] key. /// /// Similar to regular payments, you MUST NOT reuse a `payment_preimage` value. See /// [`send_payment`] for more information about the risks of duplicate preimage usage. @@ -1626,10 +1890,40 @@ pub extern "C" fn ChannelManager_abandon_payment(this_arg: &ChannelManager, mut /// Note that payment_preimage (or a relevant inner pointer) may be NULL or all-0s to represent None #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_send_spontaneous_payment(this_arg: &ChannelManager, route: &crate::lightning::routing::router::Route, mut payment_preimage: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ { +pub extern "C" fn ChannelManager_send_spontaneous_payment(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, route: &crate::lightning::routing::router::Route, mut payment_preimage: crate::c_types::ThirtyTwoBytes, mut payment_id: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_PaymentHashPaymentSendFailureZ { + let mut local_payment_preimage = if payment_preimage.data == [0; 32] { None } else { Some( { ::lightning::ln::PaymentPreimage(payment_preimage.data) }) }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.send_spontaneous_payment(route.get_native_ref(), local_payment_preimage, ::lightning::ln::channelmanager::PaymentId(payment_id.data)); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ThirtyTwoBytes { data: o.0 } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::outbound_payment::PaymentSendFailure::native_into(e) }).into() }; + local_ret +} + +/// Similar to [`ChannelManager::send_spontaneous_payment`], but will automatically find a route +/// based on `route_params` and retry failed payment paths based on `retry_strategy`. +/// +/// See [`PaymentParameters::for_keysend`] for help in constructing `route_params` for spontaneous +/// payments. +/// +/// [`PaymentParameters::for_keysend`]: crate::routing::router::PaymentParameters::for_keysend +/// +/// Note that payment_preimage (or a relevant inner pointer) may be NULL or all-0s to represent None +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_send_spontaneous_payment_with_retry(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut payment_preimage: crate::c_types::ThirtyTwoBytes, mut payment_id: crate::c_types::ThirtyTwoBytes, mut route_params: crate::lightning::routing::router::RouteParameters, mut retry_strategy: crate::lightning::ln::outbound_payment::Retry) -> crate::c_types::derived::CResult_PaymentHashRetryableSendFailureZ { let mut local_payment_preimage = if payment_preimage.data == [0; 32] { None } else { Some( { ::lightning::ln::PaymentPreimage(payment_preimage.data) }) }; - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.send_spontaneous_payment(route.get_native_ref(), local_payment_preimage); - let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let (mut orig_ret_0_0, mut orig_ret_0_1) = o; let mut local_ret_0 = (crate::c_types::ThirtyTwoBytes { data: orig_ret_0_0.0 }, crate::c_types::ThirtyTwoBytes { data: orig_ret_0_1.0 }).into(); local_ret_0 }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::channelmanager::PaymentSendFailure::native_into(e) }).into() }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.send_spontaneous_payment_with_retry(local_payment_preimage, ::lightning::ln::channelmanager::PaymentId(payment_id.data), *unsafe { Box::from_raw(route_params.take_inner()) }, retry_strategy.into_native()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ThirtyTwoBytes { data: o.0 } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::outbound_payment::RetryableSendFailure::native_into(e) }).into() }; + local_ret +} + +/// Send a payment that is probing the given route for liquidity. We calculate the +/// [`PaymentHash`] of probes based on a static secret and a random [`PaymentId`], which allows +/// us to easily discern them from real payments. +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_send_probe(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut hops: crate::c_types::derived::CVec_RouteHopZ) -> crate::c_types::derived::CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ { + let mut local_hops = Vec::new(); for mut item in hops.into_rust().drain(..) { local_hops.push( { *unsafe { Box::from_raw(item.take_inner()) } }); }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.send_probe(local_hops); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let (mut orig_ret_0_0, mut orig_ret_0_1) = o; let mut local_ret_0 = (crate::c_types::ThirtyTwoBytes { data: orig_ret_0_0.0 }, crate::c_types::ThirtyTwoBytes { data: orig_ret_0_1.0 }).into(); local_ret_0 }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::outbound_payment::PaymentSendFailure::native_into(e) }).into() }; local_ret } @@ -1638,6 +1932,9 @@ pub extern "C" fn ChannelManager_send_spontaneous_payment(this_arg: &ChannelMana /// Returns an [`APIError::APIMisuseError`] if the funding_transaction spent non-SegWit outputs /// or if no output was found which matches the parameters in [`Event::FundingGenerationReady`]. /// +/// Returns [`APIError::APIMisuseError`] if the funding transaction is not final for propagation +/// across the p2p network. +/// /// Returns [`APIError::ChannelUnavailable`] if a funding transaction has already been provided /// for the channel or if the channel has been closed as indicated by [`Event::ChannelClosed`]. /// @@ -1653,38 +1950,93 @@ pub extern "C" fn ChannelManager_send_spontaneous_payment(this_arg: &ChannelMana /// not currently support replacing a funding transaction on an existing channel. Instead, /// create a new channel with a conflicting funding transaction. /// +/// Note to keep the miner incentives aligned in moving the blockchain forward, we recommend +/// the wallet software generating the funding transaction to apply anti-fee sniping as +/// implemented by Bitcoin Core wallet. See +/// for more details. +/// /// [`Event::FundingGenerationReady`]: crate::util::events::Event::FundingGenerationReady /// [`Event::ChannelClosed`]: crate::util::events::Event::ChannelClosed #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_funding_transaction_generated(this_arg: &ChannelManager, temporary_channel_id: *const [u8; 32], mut funding_transaction: crate::c_types::Transaction) -> crate::c_types::derived::CResult_NoneAPIErrorZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.funding_transaction_generated(unsafe { &*temporary_channel_id}, funding_transaction.into_bitcoin()); +pub extern "C" fn ChannelManager_funding_transaction_generated(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, temporary_channel_id: *const [u8; 32], mut counterparty_node_id: crate::c_types::PublicKey, mut funding_transaction: crate::c_types::Transaction) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.funding_transaction_generated(unsafe { &*temporary_channel_id}, &counterparty_node_id.into_rust(), funding_transaction.into_bitcoin()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; + local_ret +} + +/// Atomically updates the [`ChannelConfig`] for the given channels. +/// +/// Once the updates are applied, each eligible channel (advertised with a known short channel +/// ID and a change in [`forwarding_fee_proportional_millionths`], [`forwarding_fee_base_msat`], +/// or [`cltv_expiry_delta`]) has a [`BroadcastChannelUpdate`] event message generated +/// containing the new [`ChannelUpdate`] message which should be broadcast to the network. +/// +/// Returns [`ChannelUnavailable`] when a channel is not found or an incorrect +/// `counterparty_node_id` is provided. +/// +/// Returns [`APIMisuseError`] when a [`cltv_expiry_delta`] update is to be applied with a value +/// below [`MIN_CLTV_EXPIRY_DELTA`]. +/// +/// If an error is returned, none of the updates should be considered applied. +/// +/// [`forwarding_fee_proportional_millionths`]: ChannelConfig::forwarding_fee_proportional_millionths +/// [`forwarding_fee_base_msat`]: ChannelConfig::forwarding_fee_base_msat +/// [`cltv_expiry_delta`]: ChannelConfig::cltv_expiry_delta +/// [`BroadcastChannelUpdate`]: events::MessageSendEvent::BroadcastChannelUpdate +/// [`ChannelUpdate`]: msgs::ChannelUpdate +/// [`ChannelUnavailable`]: APIError::ChannelUnavailable +/// [`APIMisuseError`]: APIError::APIMisuseError +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_update_channel_config(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut counterparty_node_id: crate::c_types::PublicKey, mut channel_ids: crate::c_types::derived::CVec_ThirtyTwoBytesZ, config: &crate::lightning::util::config::ChannelConfig) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut local_channel_ids = Vec::new(); for mut item in channel_ids.into_rust().drain(..) { local_channel_ids.push( { item.data }); }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.update_channel_config(&counterparty_node_id.into_rust(), &local_channel_ids.iter().map(|a| *a).collect::>()[..], config.get_native_ref()); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_ret } -/// Regenerates channel_announcements and generates a signed node_announcement from the given -/// arguments, providing them in corresponding events via -/// [`get_and_clear_pending_msg_events`], if at least one public channel has been confirmed -/// on-chain. This effectively re-broadcasts all channel announcements and sends our node -/// announcement to ensure that the lightning P2P network is aware of the channels we have and -/// our network addresses. +/// Attempts to forward an intercepted HTLC over the provided channel id and with the provided +/// amount to forward. Should only be called in response to an [`HTLCIntercepted`] event. +/// +/// Intercepted HTLCs can be useful for Lightning Service Providers (LSPs) to open a just-in-time +/// channel to a receiving node if the node lacks sufficient inbound liquidity. /// -/// `rgb` is a node \"color\" and `alias` is a printable human-readable string to describe this -/// node to humans. They carry no in-protocol meaning. +/// To make use of intercepted HTLCs, set [`UserConfig::accept_intercept_htlcs`] and use +/// [`ChannelManager::get_intercept_scid`] to generate short channel id(s) to put in the +/// receiver's invoice route hints. These route hints will signal to LDK to generate an +/// [`HTLCIntercepted`] event when it receives the forwarded HTLC, and this method or +/// [`ChannelManager::fail_intercepted_htlc`] MUST be called in response to the event. /// -/// `addresses` represent the set (possibly empty) of socket addresses on which this node -/// accepts incoming connections. These will be included in the node_announcement, publicly -/// tying these addresses together and to this node. If you wish to preserve user privacy, -/// addresses should likely contain only Tor Onion addresses. +/// Note that LDK does not enforce fee requirements in `amt_to_forward_msat`, and will not stop +/// you from forwarding more than you received. /// -/// Panics if `addresses` is absurdly large (more than 500). +/// Errors if the event was not handled in time, in which case the HTLC was automatically failed +/// backwards. /// -/// [`get_and_clear_pending_msg_events`]: MessageSendEventsProvider::get_and_clear_pending_msg_events +/// [`UserConfig::accept_intercept_htlcs`]: crate::util::config::UserConfig::accept_intercept_htlcs +/// [`HTLCIntercepted`]: events::Event::HTLCIntercepted +#[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_broadcast_node_announcement(this_arg: &ChannelManager, mut rgb: crate::c_types::ThreeBytes, mut alias: crate::c_types::ThirtyTwoBytes, mut addresses: crate::c_types::derived::CVec_NetAddressZ) { - let mut local_addresses = Vec::new(); for mut item in addresses.into_rust().drain(..) { local_addresses.push( { item.into_native() }); }; - unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.broadcast_node_announcement(rgb.data, alias.data, local_addresses) +pub extern "C" fn ChannelManager_forward_intercepted_htlc(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut intercept_id: crate::c_types::ThirtyTwoBytes, next_hop_channel_id: *const [u8; 32], mut next_node_id: crate::c_types::PublicKey, mut amt_to_forward_msat: u64) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.forward_intercepted_htlc(::lightning::ln::channelmanager::InterceptId(intercept_id.data), unsafe { &*next_hop_channel_id}, next_node_id.into_rust(), amt_to_forward_msat); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; + local_ret +} + +/// Fails the intercepted HTLC indicated by intercept_id. Should only be called in response to +/// an [`HTLCIntercepted`] event. See [`ChannelManager::forward_intercepted_htlc`]. +/// +/// Errors if the event was not handled in time, in which case the HTLC was automatically failed +/// backwards. +/// +/// [`HTLCIntercepted`]: events::Event::HTLCIntercepted +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_fail_intercepted_htlc(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut intercept_id: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.fail_intercepted_htlc(::lightning::ln::channelmanager::InterceptId(intercept_id.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( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; + local_ret } /// Processes HTLCs which are pending waiting on random forward delay. @@ -1692,7 +2044,7 @@ pub extern "C" fn ChannelManager_broadcast_node_announcement(this_arg: &ChannelM /// Should only really ever be called in response to a PendingHTLCsForwardable event. /// Will likely generate further events. #[no_mangle] -pub extern "C" fn ChannelManager_process_pending_htlc_forwards(this_arg: &ChannelManager) { +pub extern "C" fn ChannelManager_process_pending_htlc_forwards(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) { unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.process_pending_htlc_forwards() } @@ -1703,71 +2055,120 @@ pub extern "C" fn ChannelManager_process_pending_htlc_forwards(this_arg: &Channe /// * Broadcasting `ChannelUpdate` messages if we've been disconnected from our peer for more /// than a minute, informing the network that they should no longer attempt to route over /// the channel. +/// * Expiring a channel's previous `ChannelConfig` if necessary to only allow forwarding HTLCs +/// with the current `ChannelConfig`. +/// * Removing peers which have disconnected but and no longer have any channels. /// /// Note that this may cause reentrancy through `chain::Watch::update_channel` calls or feerate /// estimate fetches. #[no_mangle] -pub extern "C" fn ChannelManager_timer_tick_occurred(this_arg: &ChannelManager) { +pub extern "C" fn ChannelManager_timer_tick_occurred(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) { unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.timer_tick_occurred() } /// Indicates that the preimage for payment_hash is unknown or the received amount is incorrect -/// after a PaymentReceived event, failing the HTLC back to its origin and freeing resources +/// after a PaymentClaimable event, failing the HTLC back to its origin and freeing resources /// along the path (including in our own channel on which we received it). -/// Returns false if no payment was found to fail backwards, true if the process of failing the -/// HTLC backwards has been started. -#[must_use] +/// +/// Note that in some cases around unclean shutdown, it is possible the payment may have +/// already been claimed by you via [`ChannelManager::claim_funds`] prior to you seeing (a +/// second copy of) the [`events::Event::PaymentClaimable`] event. Alternatively, the payment +/// may have already been failed automatically by LDK if it was nearing its expiration time. +/// +/// While LDK will never claim a payment automatically on your behalf (i.e. without you calling +/// [`ChannelManager::claim_funds`]), you should still monitor for +/// [`events::Event::PaymentClaimed`] events even for payments you intend to fail, especially on +/// startup during which time claims that were in-progress at shutdown may be replayed. #[no_mangle] -pub extern "C" fn ChannelManager_fail_htlc_backwards(this_arg: &ChannelManager, payment_hash: *const [u8; 32]) -> bool { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.fail_htlc_backwards(&::lightning::ln::PaymentHash(unsafe { *payment_hash })); - ret +pub extern "C" fn ChannelManager_fail_htlc_backwards(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, payment_hash: *const [u8; 32]) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.fail_htlc_backwards(&::lightning::ln::PaymentHash(unsafe { *payment_hash })) +} + +/// This is a variant of [`ChannelManager::fail_htlc_backwards`] that allows you to specify the +/// reason for the failure. +/// +/// See [`FailureCode`] for valid failure codes. +#[no_mangle] +pub extern "C" fn ChannelManager_fail_htlc_backwards_with_reason(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, payment_hash: *const [u8; 32], mut failure_code: crate::lightning::ln::channelmanager::FailureCode) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.fail_htlc_backwards_with_reason(&::lightning::ln::PaymentHash(unsafe { *payment_hash }), failure_code.into_native()) } -/// Provides a payment preimage in response to [`Event::PaymentReceived`], generating any +/// Provides a payment preimage in response to [`Event::PaymentClaimable`], generating any /// [`MessageSendEvent`]s needed to claim the payment. /// +/// Note that calling this method does *not* guarantee that the payment has been claimed. You +/// *must* wait for an [`Event::PaymentClaimed`] event which upon a successful claim will be +/// provided to your [`EventHandler`] when [`process_pending_events`] is next called. +/// /// Note that if you did not set an `amount_msat` when calling [`create_inbound_payment`] or -/// [`create_inbound_payment_for_hash`] you must check that the amount in the `PaymentReceived` +/// [`create_inbound_payment_for_hash`] you must check that the amount in the `PaymentClaimable` /// event matches your expectation. If you fail to do so and call this method, you may provide /// the sender \"proof-of-payment\" when they did not fulfill the full expected payment. /// -/// Returns whether any HTLCs were claimed, and thus if any new [`MessageSendEvent`]s are now -/// pending for processing via [`get_and_clear_pending_msg_events`]. -/// -/// [`Event::PaymentReceived`]: crate::util::events::Event::PaymentReceived +/// [`Event::PaymentClaimable`]: crate::util::events::Event::PaymentClaimable +/// [`Event::PaymentClaimed`]: crate::util::events::Event::PaymentClaimed +/// [`process_pending_events`]: EventsProvider::process_pending_events /// [`create_inbound_payment`]: Self::create_inbound_payment /// [`create_inbound_payment_for_hash`]: Self::create_inbound_payment_for_hash -/// [`get_and_clear_pending_msg_events`]: MessageSendEventsProvider::get_and_clear_pending_msg_events -#[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_claim_funds(this_arg: &ChannelManager, mut payment_preimage: crate::c_types::ThirtyTwoBytes) -> bool { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.claim_funds(::lightning::ln::PaymentPreimage(payment_preimage.data)); - ret +pub extern "C" fn ChannelManager_claim_funds(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut payment_preimage: crate::c_types::ThirtyTwoBytes) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.claim_funds(::lightning::ln::PaymentPreimage(payment_preimage.data)) } /// Gets the node_id held by this ChannelManager #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_get_our_node_id(this_arg: &ChannelManager) -> crate::c_types::PublicKey { +pub extern "C" fn ChannelManager_get_our_node_id(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::c_types::PublicKey { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_our_node_id(); crate::c_types::PublicKey::from_rust(&ret) } -/// Called to accept a request to open a channel after [`Event::OpenChannelRequest`] has been -/// triggered. +/// Accepts a request to open a channel after a [`Event::OpenChannelRequest`]. +/// +/// The `temporary_channel_id` parameter indicates which inbound channel should be accepted, +/// and the `counterparty_node_id` parameter is the id of the peer which has requested to open +/// the channel. +/// +/// The `user_channel_id` parameter will be provided back in +/// [`Event::ChannelClosed::user_channel_id`] to allow tracking of which events correspond +/// with which `accept_inbound_channel`/`accept_inbound_channel_from_trusted_peer_0conf` call. /// -/// The `temporary_channel_id` parameter indicates which inbound channel should be accepted. +/// Note that this method will return an error and reject the channel, if it requires support +/// for zero confirmations. Instead, `accept_inbound_channel_from_trusted_peer_0conf` must be +/// used to accept such channels. +/// +/// [`Event::OpenChannelRequest`]: events::Event::OpenChannelRequest +/// [`Event::ChannelClosed::user_channel_id`]: events::Event::ChannelClosed::user_channel_id +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_accept_inbound_channel(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, temporary_channel_id: *const [u8; 32], mut counterparty_node_id: crate::c_types::PublicKey, mut user_channel_id: crate::c_types::U128) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.accept_inbound_channel(unsafe { &*temporary_channel_id}, &counterparty_node_id.into_rust(), user_channel_id.into()); + let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; + local_ret +} + +/// Accepts a request to open a channel after a [`events::Event::OpenChannelRequest`], treating +/// it as confirmed immediately. /// -/// For inbound channels, the `user_channel_id` parameter will be provided back in +/// The `user_channel_id` parameter will be provided back in /// [`Event::ChannelClosed::user_channel_id`] to allow tracking of which events correspond -/// with which `accept_inbound_channel` call. +/// with which `accept_inbound_channel`/`accept_inbound_channel_from_trusted_peer_0conf` call. +/// +/// Unlike [`ChannelManager::accept_inbound_channel`], this method accepts the incoming channel +/// and (if the counterparty agrees), enables forwarding of payments immediately. +/// +/// This fully trusts that the counterparty has honestly and correctly constructed the funding +/// transaction and blindly assumes that it will eventually confirm. +/// +/// If it does not confirm before we decide to close the channel, or if the funding transaction +/// does not pay to the correct script the correct amount, *you will lose funds*. /// /// [`Event::OpenChannelRequest`]: events::Event::OpenChannelRequest /// [`Event::ChannelClosed::user_channel_id`]: events::Event::ChannelClosed::user_channel_id #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_accept_inbound_channel(this_arg: &ChannelManager, temporary_channel_id: *const [u8; 32], mut user_channel_id: u64) -> crate::c_types::derived::CResult_NoneAPIErrorZ { - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.accept_inbound_channel(unsafe { &*temporary_channel_id}, user_channel_id); +pub extern "C" fn ChannelManager_accept_inbound_channel_from_trusted_peer_0conf(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, temporary_channel_id: *const [u8; 32], mut counterparty_node_id: crate::c_types::PublicKey, mut user_channel_id: crate::c_types::U128) -> crate::c_types::derived::CResult_NoneAPIErrorZ { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.accept_inbound_channel_from_trusted_peer_0conf(unsafe { &*temporary_channel_id}, &counterparty_node_id.into_rust(), user_channel_id.into()); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { () /*o*/ }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_ret } @@ -1778,8 +2179,9 @@ pub extern "C" fn ChannelManager_accept_inbound_channel(this_arg: &ChannelManage /// This differs from [`create_inbound_payment_for_hash`] only in that it generates the /// [`PaymentHash`] and [`PaymentPreimage`] for you. /// -/// The [`PaymentPreimage`] will ultimately be returned to you in the [`PaymentReceived`], which -/// will have the [`PaymentReceived::payment_preimage`] field filled in. That should then be +/// The [`PaymentPreimage`] will ultimately be returned to you in the [`PaymentClaimable`], which +/// will have the [`PaymentClaimable::purpose`] be [`PaymentPurpose::InvoicePayment`] with +/// its [`PaymentPurpose::InvoicePayment::payment_preimage`] field filled in. That should then be /// passed directly to [`claim_funds`]. /// /// See [`create_inbound_payment_for_hash`] for detailed documentation on behavior and requirements. @@ -1794,15 +2196,21 @@ pub extern "C" fn ChannelManager_accept_inbound_channel(this_arg: &ChannelManage /// /// Errors if `min_value_msat` is greater than total bitcoin supply. /// +/// If `min_final_cltv_expiry_delta` is set to some value, then the payment will not be receivable +/// on versions of LDK prior to 0.0.114. +/// /// [`claim_funds`]: Self::claim_funds -/// [`PaymentReceived`]: events::Event::PaymentReceived -/// [`PaymentReceived::payment_preimage`]: events::Event::PaymentReceived::payment_preimage +/// [`PaymentClaimable`]: events::Event::PaymentClaimable +/// [`PaymentClaimable::purpose`]: events::Event::PaymentClaimable::purpose +/// [`PaymentPurpose::InvoicePayment`]: events::PaymentPurpose::InvoicePayment +/// [`PaymentPurpose::InvoicePayment::payment_preimage`]: events::PaymentPurpose::InvoicePayment::payment_preimage /// [`create_inbound_payment_for_hash`]: Self::create_inbound_payment_for_hash #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_create_inbound_payment(this_arg: &ChannelManager, mut min_value_msat: crate::c_types::derived::COption_u64Z, mut invoice_expiry_delta_secs: u32) -> crate::c_types::derived::CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ { +pub extern "C" fn ChannelManager_create_inbound_payment(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut min_value_msat: crate::c_types::derived::COption_u64Z, mut invoice_expiry_delta_secs: u32, mut min_final_cltv_expiry_delta: crate::c_types::derived::COption_u16Z) -> crate::c_types::derived::CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ { let mut local_min_value_msat = if min_value_msat.is_some() { Some( { min_value_msat.take() }) } else { None }; - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.create_inbound_payment(local_min_value_msat, invoice_expiry_delta_secs); + let mut local_min_final_cltv_expiry_delta = if min_final_cltv_expiry_delta.is_some() { Some( { min_final_cltv_expiry_delta.take() }) } else { None }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.create_inbound_payment(local_min_value_msat, invoice_expiry_delta_secs, local_min_final_cltv_expiry_delta); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let (mut orig_ret_0_0, mut orig_ret_0_1) = o; let mut local_ret_0 = (crate::c_types::ThirtyTwoBytes { data: orig_ret_0_0.0 }, crate::c_types::ThirtyTwoBytes { data: orig_ret_0_1.0 }).into(); local_ret_0 }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; local_ret } @@ -1818,7 +2226,7 @@ pub extern "C" fn ChannelManager_create_inbound_payment(this_arg: &ChannelManage /// [`create_inbound_payment`]: Self::create_inbound_payment #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_create_inbound_payment_legacy(this_arg: &ChannelManager, mut min_value_msat: crate::c_types::derived::COption_u64Z, mut invoice_expiry_delta_secs: u32) -> crate::c_types::derived::CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ { +pub extern "C" fn ChannelManager_create_inbound_payment_legacy(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut min_value_msat: crate::c_types::derived::COption_u64Z, mut invoice_expiry_delta_secs: u32) -> crate::c_types::derived::CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ { let mut local_min_value_msat = if min_value_msat.is_some() { Some( { min_value_msat.take() }) } else { None }; let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.create_inbound_payment_legacy(local_min_value_msat, invoice_expiry_delta_secs); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { let (mut orig_ret_0_0, mut orig_ret_0_1) = o; let mut local_ret_0 = (crate::c_types::ThirtyTwoBytes { data: orig_ret_0_0.0 }, crate::c_types::ThirtyTwoBytes { data: orig_ret_0_1.0 }).into(); local_ret_0 }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; @@ -1828,7 +2236,7 @@ pub extern "C" fn ChannelManager_create_inbound_payment_legacy(this_arg: &Channe /// Gets a [`PaymentSecret`] for a given [`PaymentHash`], for which the payment preimage is /// stored external to LDK. /// -/// A [`PaymentReceived`] event will only be generated if the [`PaymentSecret`] matches a +/// A [`PaymentClaimable`] event will only be generated if the [`PaymentSecret`] matches a /// payment secret fetched via this method or [`create_inbound_payment`], and which is at least /// the `min_value_msat` provided here, if one is provided. /// @@ -1838,7 +2246,7 @@ pub extern "C" fn ChannelManager_create_inbound_payment_legacy(this_arg: &Channe /// /// `min_value_msat` should be set if the invoice being generated contains a value. Any payment /// received for the returned [`PaymentHash`] will be required to be at least `min_value_msat` -/// before a [`PaymentReceived`] event will be generated, ensuring that we do not provide the +/// before a [`PaymentClaimable`] event will be generated, ensuring that we do not provide the /// sender \"proof-of-payment\" unless they have paid the required amount. /// /// `invoice_expiry_delta_secs` describes the number of seconds that the invoice is valid for @@ -1849,12 +2257,12 @@ pub extern "C" fn ChannelManager_create_inbound_payment_legacy(this_arg: &Channe /// /// Note that we use block header time to time-out pending inbound payments (with some margin /// to compensate for the inaccuracy of block header timestamps). Thus, in practice we will -/// accept a payment and generate a [`PaymentReceived`] event for some time after the expiry. +/// accept a payment and generate a [`PaymentClaimable`] event for some time after the expiry. /// If you need exact expiry semantics, you should enforce them upon receipt of -/// [`PaymentReceived`]. +/// [`PaymentClaimable`]. /// -/// Note that invoices generated for inbound payments should have their `min_final_cltv_expiry` -/// set to at least [`MIN_FINAL_CLTV_EXPIRY`]. +/// Note that invoices generated for inbound payments should have their `min_final_cltv_expiry_delta` +/// set to at least [`MIN_FINAL_CLTV_EXPIRY_DELTA`]. /// /// Note that a malicious eavesdropper can intuit whether an inbound payment was created by /// `create_inbound_payment` or `create_inbound_payment_for_hash` based on runtime. @@ -1866,13 +2274,17 @@ pub extern "C" fn ChannelManager_create_inbound_payment_legacy(this_arg: &Channe /// /// Errors if `min_value_msat` is greater than total bitcoin supply. /// +/// If `min_final_cltv_expiry_delta` is set to some value, then the payment will not be receivable +/// on versions of LDK prior to 0.0.114. +/// /// [`create_inbound_payment`]: Self::create_inbound_payment -/// [`PaymentReceived`]: events::Event::PaymentReceived +/// [`PaymentClaimable`]: events::Event::PaymentClaimable #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_create_inbound_payment_for_hash(this_arg: &ChannelManager, mut payment_hash: crate::c_types::ThirtyTwoBytes, mut min_value_msat: crate::c_types::derived::COption_u64Z, mut invoice_expiry_delta_secs: u32) -> crate::c_types::derived::CResult_PaymentSecretNoneZ { +pub extern "C" fn ChannelManager_create_inbound_payment_for_hash(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut payment_hash: crate::c_types::ThirtyTwoBytes, mut min_value_msat: crate::c_types::derived::COption_u64Z, mut invoice_expiry_delta_secs: u32, mut min_final_cltv_expiry: crate::c_types::derived::COption_u16Z) -> crate::c_types::derived::CResult_PaymentSecretNoneZ { let mut local_min_value_msat = if min_value_msat.is_some() { Some( { min_value_msat.take() }) } else { None }; - let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.create_inbound_payment_for_hash(::lightning::ln::PaymentHash(payment_hash.data), local_min_value_msat, invoice_expiry_delta_secs); + let mut local_min_final_cltv_expiry = if min_final_cltv_expiry.is_some() { Some( { min_final_cltv_expiry.take() }) } else { None }; + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.create_inbound_payment_for_hash(::lightning::ln::PaymentHash(payment_hash.data), local_min_value_msat, invoice_expiry_delta_secs, local_min_final_cltv_expiry); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ThirtyTwoBytes { data: o.0 } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { () /*e*/ }).into() }; local_ret } @@ -1888,7 +2300,7 @@ pub extern "C" fn ChannelManager_create_inbound_payment_for_hash(this_arg: &Chan /// [`create_inbound_payment_for_hash`]: Self::create_inbound_payment_for_hash #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_create_inbound_payment_for_hash_legacy(this_arg: &ChannelManager, mut payment_hash: crate::c_types::ThirtyTwoBytes, mut min_value_msat: crate::c_types::derived::COption_u64Z, mut invoice_expiry_delta_secs: u32) -> crate::c_types::derived::CResult_PaymentSecretAPIErrorZ { +pub extern "C" fn ChannelManager_create_inbound_payment_for_hash_legacy(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut payment_hash: crate::c_types::ThirtyTwoBytes, mut min_value_msat: crate::c_types::derived::COption_u64Z, mut invoice_expiry_delta_secs: u32) -> crate::c_types::derived::CResult_PaymentSecretAPIErrorZ { let mut local_min_value_msat = if min_value_msat.is_some() { Some( { min_value_msat.take() }) } else { None }; let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.create_inbound_payment_for_hash_legacy(::lightning::ln::PaymentHash(payment_hash.data), local_min_value_msat, invoice_expiry_delta_secs); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ThirtyTwoBytes { data: o.0 } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; @@ -1901,7 +2313,7 @@ pub extern "C" fn ChannelManager_create_inbound_payment_for_hash_legacy(this_arg /// [`create_inbound_payment`]: Self::create_inbound_payment #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_get_payment_preimage(this_arg: &ChannelManager, mut payment_hash: crate::c_types::ThirtyTwoBytes, mut payment_secret: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_PaymentPreimageAPIErrorZ { +pub extern "C" fn ChannelManager_get_payment_preimage(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut payment_hash: crate::c_types::ThirtyTwoBytes, mut payment_secret: crate::c_types::ThirtyTwoBytes) -> crate::c_types::derived::CResult_PaymentPreimageAPIErrorZ { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_payment_preimage(::lightning::ln::PaymentHash(payment_hash.data), ::lightning::ln::PaymentSecret(payment_secret.data)); let mut local_ret = match ret { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::c_types::ThirtyTwoBytes { data: o.0 } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::util::errors::APIError::native_into(e) }).into() }; local_ret @@ -1913,7 +2325,7 @@ pub extern "C" fn ChannelManager_get_payment_preimage(this_arg: &ChannelManager, /// [phantom node payments]: crate::chain::keysinterface::PhantomKeysManager #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_get_phantom_scid(this_arg: &ChannelManager) -> u64 { +pub extern "C" fn ChannelManager_get_phantom_scid(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> u64 { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_phantom_scid(); ret } @@ -1923,11 +2335,33 @@ pub extern "C" fn ChannelManager_get_phantom_scid(this_arg: &ChannelManager) -> /// [phantom node payments]: crate::chain::keysinterface::PhantomKeysManager #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_get_phantom_route_hints(this_arg: &ChannelManager) -> crate::lightning::ln::channelmanager::PhantomRouteHints { +pub extern "C" fn ChannelManager_get_phantom_route_hints(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::lightning::ln::channelmanager::PhantomRouteHints { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_phantom_route_hints(); crate::lightning::ln::channelmanager::PhantomRouteHints { inner: ObjOps::heap_alloc(ret), is_owned: true } } +/// Gets a fake short channel id for use in receiving intercepted payments. These fake scids are +/// used when constructing the route hints for HTLCs intended to be intercepted. See +/// [`ChannelManager::forward_intercepted_htlc`]. +/// +/// Note that this method is not guaranteed to return unique values, you may need to call it a few +/// times to get a unique scid. +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_get_intercept_scid(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> u64 { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_intercept_scid(); + ret +} + +/// Gets inflight HTLC information by processing pending outbound payments that are in +/// our channels. May be used during pathfinding to account for in-use channel liquidity. +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_compute_inflight_htlcs(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::lightning::routing::router::InFlightHtlcs { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.compute_inflight_htlcs(); + crate::lightning::routing::router::InFlightHtlcs { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + impl From for crate::lightning::util::events::MessageSendEventsProvider { fn from(obj: nativeChannelManager) -> Self { let mut rust_obj = ChannelManager { inner: ObjOps::heap_alloc(obj), is_owned: true }; @@ -1998,11 +2432,16 @@ pub extern "C" fn ChannelManager_as_Listen(this_arg: &ChannelManager) -> crate:: crate::lightning::chain::Listen { this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, free: None, + filtered_block_connected: ChannelManager_Listen_filtered_block_connected, block_connected: ChannelManager_Listen_block_connected, block_disconnected: ChannelManager_Listen_block_disconnected, } } +extern "C" fn ChannelManager_Listen_filtered_block_connected(this_arg: *const c_void, header: *const [u8; 80], mut txdata: crate::c_types::derived::CVec_C2Tuple_usizeTransactionZZ, mut height: u32) { + let mut local_txdata = Vec::new(); for mut item in txdata.into_rust().drain(..) { local_txdata.push( { let (mut orig_txdata_0_0, mut orig_txdata_0_1) = item.to_rust(); let mut local_txdata_0 = (orig_txdata_0_0, orig_txdata_0_1.into_bitcoin()); local_txdata_0 }); }; + >::filtered_block_connected(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &::bitcoin::consensus::encode::deserialize(unsafe { &*header }).unwrap(), &local_txdata.iter().map(|(a, b)| (*a, b)).collect::>()[..], height) +} extern "C" fn ChannelManager_Listen_block_connected(this_arg: *const c_void, mut block: crate::c_types::u8slice, mut height: u32) { >::block_connected(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &::bitcoin::consensus::encode::deserialize(block.to_slice()).unwrap(), height) } @@ -2038,49 +2477,102 @@ extern "C" fn ChannelManager_Confirm_transactions_confirmed(this_arg: *const c_v let mut local_txdata = Vec::new(); for mut item in txdata.into_rust().drain(..) { local_txdata.push( { let (mut orig_txdata_0_0, mut orig_txdata_0_1) = item.to_rust(); let mut local_txdata_0 = (orig_txdata_0_0, orig_txdata_0_1.into_bitcoin()); local_txdata_0 }); }; >::transactions_confirmed(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &::bitcoin::consensus::encode::deserialize(unsafe { &*header }).unwrap(), &local_txdata.iter().map(|(a, b)| (*a, b)).collect::>()[..], height) } +extern "C" fn ChannelManager_Confirm_transaction_unconfirmed(this_arg: *const c_void, txid: *const [u8; 32]) { + >::transaction_unconfirmed(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &::bitcoin::hash_types::Txid::from_slice(&unsafe { &*txid }[..]).unwrap()) +} extern "C" fn ChannelManager_Confirm_best_block_updated(this_arg: *const c_void, header: *const [u8; 80], mut height: u32) { >::best_block_updated(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &::bitcoin::consensus::encode::deserialize(unsafe { &*header }).unwrap(), height) } #[must_use] -extern "C" fn ChannelManager_Confirm_get_relevant_txids(this_arg: *const c_void) -> crate::c_types::derived::CVec_TxidZ { +extern "C" fn ChannelManager_Confirm_get_relevant_txids(this_arg: *const c_void) -> crate::c_types::derived::CVec_C2Tuple_TxidBlockHashZZ { let mut ret = >::get_relevant_txids(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, ); - let mut local_ret = Vec::new(); for mut item in ret.drain(..) { local_ret.push( { crate::c_types::ThirtyTwoBytes { data: item.into_inner() } }); }; + let mut local_ret = Vec::new(); for mut item in ret.drain(..) { local_ret.push( { let (mut orig_ret_0_0, mut orig_ret_0_1) = item; let mut local_orig_ret_0_1 = if orig_ret_0_1.is_none() { crate::c_types::ThirtyTwoBytes::null() } else { { crate::c_types::ThirtyTwoBytes { data: (orig_ret_0_1.unwrap()).into_inner() } } }; let mut local_ret_0 = (crate::c_types::ThirtyTwoBytes { data: orig_ret_0_0.into_inner() }, local_orig_ret_0_1).into(); local_ret_0 }); }; local_ret.into() } -extern "C" fn ChannelManager_Confirm_transaction_unconfirmed(this_arg: *const c_void, txid: *const [u8; 32]) { - >::transaction_unconfirmed(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &::bitcoin::hash_types::Txid::from_slice(&unsafe { &*txid }[..]).unwrap()) -} /// Blocks until ChannelManager needs to be persisted or a timeout is reached. It returns a bool /// indicating whether persistence is necessary. Only one listener on -/// `await_persistable_update` or `await_persistable_update_timeout` is guaranteed to be woken -/// up. +/// [`await_persistable_update`], [`await_persistable_update_timeout`], or a future returned by +/// [`get_persistable_update_future`] is guaranteed to be woken up. /// /// Note that this method is not available with the `no-std` feature. +/// +/// [`await_persistable_update`]: Self::await_persistable_update +/// [`await_persistable_update_timeout`]: Self::await_persistable_update_timeout +/// [`get_persistable_update_future`]: Self::get_persistable_update_future #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_await_persistable_update_timeout(this_arg: &ChannelManager, mut max_wait: u64) -> bool { +pub extern "C" fn ChannelManager_await_persistable_update_timeout(this_arg: &crate::lightning::ln::channelmanager::ChannelManager, mut max_wait: u64) -> bool { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.await_persistable_update_timeout(core::time::Duration::from_secs(max_wait)); ret } /// Blocks until ChannelManager needs to be persisted. Only one listener on -/// `await_persistable_update` or `await_persistable_update_timeout` is guaranteed to be woken -/// up. +/// [`await_persistable_update`], `await_persistable_update_timeout`, or a future returned by +/// [`get_persistable_update_future`] is guaranteed to be woken up. +/// +/// [`await_persistable_update`]: Self::await_persistable_update +/// [`get_persistable_update_future`]: Self::get_persistable_update_future #[no_mangle] -pub extern "C" fn ChannelManager_await_persistable_update(this_arg: &ChannelManager) { +pub extern "C" fn ChannelManager_await_persistable_update(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) { unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.await_persistable_update() } +/// Gets a [`Future`] that completes when a persistable update is available. Note that +/// callbacks registered on the [`Future`] MUST NOT call back into this [`ChannelManager`] and +/// should instead register actions to be taken later. +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_get_persistable_update_future(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::lightning::util::wakers::Future { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.get_persistable_update_future(); + crate::lightning::util::wakers::Future { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + /// Gets the latest best block which was connected either via the [`chain::Listen`] or /// [`chain::Confirm`] interfaces. #[must_use] #[no_mangle] -pub extern "C" fn ChannelManager_current_best_block(this_arg: &ChannelManager) -> crate::lightning::chain::BestBlock { +pub extern "C" fn ChannelManager_current_best_block(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::lightning::chain::BestBlock { let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.current_best_block(); crate::lightning::chain::BestBlock { inner: ObjOps::heap_alloc(ret), is_owned: true } } +/// Fetches the set of [`NodeFeatures`] flags which are provided by or required by +/// [`ChannelManager`]. +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_node_features(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::lightning::ln::features::NodeFeatures { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.node_features(); + crate::lightning::ln::features::NodeFeatures { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// Fetches the set of [`ChannelFeatures`] flags which are provided by or required by +/// [`ChannelManager`]. +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_channel_features(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::lightning::ln::features::ChannelFeatures { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.channel_features(); + crate::lightning::ln::features::ChannelFeatures { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// Fetches the set of [`ChannelTypeFeatures`] flags which are provided by or required by +/// [`ChannelManager`]. +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_channel_type_features(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::lightning::ln::features::ChannelTypeFeatures { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.channel_type_features(); + crate::lightning::ln::features::ChannelTypeFeatures { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + +/// Fetches the set of [`InitFeatures`] flags which are provided by or required by +/// [`ChannelManager`]. +#[must_use] +#[no_mangle] +pub extern "C" fn ChannelManager_init_features(this_arg: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::lightning::ln::features::InitFeatures { + let mut ret = unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.init_features(); + crate::lightning::ln::features::InitFeatures { inner: ObjOps::heap_alloc(ret), is_owned: true } +} + impl From for crate::lightning::ln::msgs::ChannelMessageHandler { fn from(obj: nativeChannelManager) -> Self { let mut rust_obj = ChannelManager { inner: ObjOps::heap_alloc(obj), is_owned: true }; @@ -2102,7 +2594,7 @@ pub extern "C" fn ChannelManager_as_ChannelMessageHandler(this_arg: &ChannelMana handle_accept_channel: ChannelManager_ChannelMessageHandler_handle_accept_channel, handle_funding_created: ChannelManager_ChannelMessageHandler_handle_funding_created, handle_funding_signed: ChannelManager_ChannelMessageHandler_handle_funding_signed, - handle_funding_locked: ChannelManager_ChannelMessageHandler_handle_funding_locked, + handle_channel_ready: ChannelManager_ChannelMessageHandler_handle_channel_ready, handle_shutdown: ChannelManager_ChannelMessageHandler_handle_shutdown, handle_closing_signed: ChannelManager_ChannelMessageHandler_handle_closing_signed, handle_update_add_htlc: ChannelManager_ChannelMessageHandler_handle_update_add_htlc, @@ -2118,6 +2610,8 @@ pub extern "C" fn ChannelManager_as_ChannelMessageHandler(this_arg: &ChannelMana handle_channel_reestablish: ChannelManager_ChannelMessageHandler_handle_channel_reestablish, handle_channel_update: ChannelManager_ChannelMessageHandler_handle_channel_update, handle_error: ChannelManager_ChannelMessageHandler_handle_error, + provided_node_features: ChannelManager_ChannelMessageHandler_provided_node_features, + provided_init_features: ChannelManager_ChannelMessageHandler_provided_init_features, MessageSendEventsProvider: crate::lightning::util::events::MessageSendEventsProvider { this_arg: unsafe { ObjOps::untweak_ptr((*this_arg).inner) as *mut c_void }, free: None, @@ -2126,70 +2620,91 @@ pub extern "C" fn ChannelManager_as_ChannelMessageHandler(this_arg: &ChannelMana } } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_open_channel(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, mut their_features: crate::lightning::ln::features::InitFeatures, msg: &crate::lightning::ln::msgs::OpenChannel) { - >::handle_open_channel(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), *unsafe { Box::from_raw(their_features.take_inner()) }, msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_open_channel(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::OpenChannel) { + >::handle_open_channel(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) +} +extern "C" fn ChannelManager_ChannelMessageHandler_handle_accept_channel(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::AcceptChannel) { + >::handle_accept_channel(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_accept_channel(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, mut their_features: crate::lightning::ln::features::InitFeatures, msg: &crate::lightning::ln::msgs::AcceptChannel) { - >::handle_accept_channel(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), *unsafe { Box::from_raw(their_features.take_inner()) }, msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_funding_created(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::FundingCreated) { + >::handle_funding_created(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_funding_created(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::FundingCreated) { - >::handle_funding_created(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_funding_signed(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::FundingSigned) { + >::handle_funding_signed(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_funding_signed(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::FundingSigned) { - >::handle_funding_signed(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_channel_ready(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::ChannelReady) { + >::handle_channel_ready(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_funding_locked(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::FundingLocked) { - >::handle_funding_locked(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_shutdown(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::Shutdown) { + >::handle_shutdown(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_shutdown(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, their_features: &crate::lightning::ln::features::InitFeatures, msg: &crate::lightning::ln::msgs::Shutdown) { - >::handle_shutdown(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), their_features.get_native_ref(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_closing_signed(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::ClosingSigned) { + >::handle_closing_signed(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_closing_signed(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::ClosingSigned) { - >::handle_closing_signed(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_add_htlc(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateAddHTLC) { + >::handle_update_add_htlc(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_add_htlc(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateAddHTLC) { - >::handle_update_add_htlc(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_fulfill_htlc(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateFulfillHTLC) { + >::handle_update_fulfill_htlc(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_fulfill_htlc(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateFulfillHTLC) { - >::handle_update_fulfill_htlc(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_fail_htlc(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateFailHTLC) { + >::handle_update_fail_htlc(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_fail_htlc(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateFailHTLC) { - >::handle_update_fail_htlc(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_fail_malformed_htlc(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateFailMalformedHTLC) { + >::handle_update_fail_malformed_htlc(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_fail_malformed_htlc(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateFailMalformedHTLC) { - >::handle_update_fail_malformed_htlc(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_commitment_signed(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::CommitmentSigned) { + >::handle_commitment_signed(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_commitment_signed(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::CommitmentSigned) { - >::handle_commitment_signed(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_revoke_and_ack(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::RevokeAndACK) { + >::handle_revoke_and_ack(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_revoke_and_ack(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::RevokeAndACK) { - >::handle_revoke_and_ack(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_fee(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateFee) { + >::handle_update_fee(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_update_fee(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::UpdateFee) { - >::handle_update_fee(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_announcement_signatures(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::AnnouncementSignatures) { + >::handle_announcement_signatures(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_announcement_signatures(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::AnnouncementSignatures) { - >::handle_announcement_signatures(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_peer_disconnected(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey) { + >::peer_disconnected(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust()) } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_channel_update(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::ChannelUpdate) { - >::handle_channel_update(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +#[must_use] +extern "C" fn ChannelManager_ChannelMessageHandler_peer_connected(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::Init, mut inbound: bool) -> crate::c_types::derived::CResult_NoneNoneZ { + let mut ret = >::peer_connected(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref(), inbound); + 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 } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_channel_reestablish(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::ChannelReestablish) { - >::handle_channel_reestablish(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_channel_reestablish(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::ChannelReestablish) { + >::handle_channel_reestablish(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_peer_disconnected(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, mut no_connection_possible: bool) { - >::peer_disconnected(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), no_connection_possible) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_channel_update(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::ChannelUpdate) { + >::handle_channel_update(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) } -extern "C" fn ChannelManager_ChannelMessageHandler_peer_connected(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, init_msg: &crate::lightning::ln::msgs::Init) { - >::peer_connected(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), init_msg.get_native_ref()) +extern "C" fn ChannelManager_ChannelMessageHandler_handle_error(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::ErrorMessage) { + >::handle_error(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust(), msg.get_native_ref()) +} +#[must_use] +extern "C" fn ChannelManager_ChannelMessageHandler_provided_node_features(this_arg: *const c_void) -> crate::lightning::ln::features::NodeFeatures { + let mut ret = >::provided_node_features(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, ); + crate::lightning::ln::features::NodeFeatures { inner: ObjOps::heap_alloc(ret), is_owned: true } +} +#[must_use] +extern "C" fn ChannelManager_ChannelMessageHandler_provided_init_features(this_arg: *const c_void, mut their_node_id: crate::c_types::PublicKey) -> crate::lightning::ln::features::InitFeatures { + let mut ret = >::provided_init_features(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &their_node_id.into_rust()); + crate::lightning::ln::features::InitFeatures { inner: ObjOps::heap_alloc(ret), is_owned: true } } -extern "C" fn ChannelManager_ChannelMessageHandler_handle_error(this_arg: *const c_void, mut counterparty_node_id: crate::c_types::PublicKey, msg: &crate::lightning::ln::msgs::ErrorMessage) { - >::handle_error(unsafe { &mut *(this_arg as *mut nativeChannelManager) }, &counterparty_node_id.into_rust(), msg.get_native_ref()) + +/// Fetches the set of [`InitFeatures`] flags which are provided by or required by +/// [`ChannelManager`]. +#[no_mangle] +pub extern "C" fn provided_init_features(_config: &crate::lightning::util::config::UserConfig) -> crate::lightning::ln::features::InitFeatures { + let mut ret = lightning::ln::channelmanager::provided_init_features(_config.get_native_ref()); + crate::lightning::ln::features::InitFeatures { inner: ObjOps::heap_alloc(ret), is_owned: true } } #[no_mangle] /// Serialize the CounterpartyForwardingInfo object into a byte array which can be read by CounterpartyForwardingInfo_read -pub extern "C" fn CounterpartyForwardingInfo_write(obj: &CounterpartyForwardingInfo) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn CounterpartyForwardingInfo_write(obj: &crate::lightning::ln::channelmanager::CounterpartyForwardingInfo) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } #[no_mangle] @@ -2200,12 +2715,12 @@ pub(crate) extern "C" fn CounterpartyForwardingInfo_write_void(obj: *const c_voi /// Read a CounterpartyForwardingInfo from a byte array, created by CounterpartyForwardingInfo_write pub extern "C" fn CounterpartyForwardingInfo_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_CounterpartyForwardingInfoDecodeErrorZ { 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::channelmanager::CounterpartyForwardingInfo { 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::channelmanager::CounterpartyForwardingInfo { 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 ChannelCounterparty object into a byte array which can be read by ChannelCounterparty_read -pub extern "C" fn ChannelCounterparty_write(obj: &ChannelCounterparty) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn ChannelCounterparty_write(obj: &crate::lightning::ln::channelmanager::ChannelCounterparty) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } #[no_mangle] @@ -2216,12 +2731,12 @@ pub(crate) extern "C" fn ChannelCounterparty_write_void(obj: *const c_void) -> c /// Read a ChannelCounterparty from a byte array, created by ChannelCounterparty_write pub extern "C" fn ChannelCounterparty_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_ChannelCounterpartyDecodeErrorZ { 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::channelmanager::ChannelCounterparty { 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::channelmanager::ChannelCounterparty { 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 ChannelDetails object into a byte array which can be read by ChannelDetails_read -pub extern "C" fn ChannelDetails_write(obj: &ChannelDetails) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn ChannelDetails_write(obj: &crate::lightning::ln::channelmanager::ChannelDetails) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } #[no_mangle] @@ -2232,12 +2747,12 @@ pub(crate) extern "C" fn ChannelDetails_write_void(obj: *const c_void) -> crate: /// Read a ChannelDetails from a byte array, created by ChannelDetails_write pub extern "C" fn ChannelDetails_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_ChannelDetailsDecodeErrorZ { 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::channelmanager::ChannelDetails { 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::channelmanager::ChannelDetails { 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 PhantomRouteHints object into a byte array which can be read by PhantomRouteHints_read -pub extern "C" fn PhantomRouteHints_write(obj: &PhantomRouteHints) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn PhantomRouteHints_write(obj: &crate::lightning::ln::channelmanager::PhantomRouteHints) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } #[no_mangle] @@ -2248,12 +2763,12 @@ pub(crate) extern "C" fn PhantomRouteHints_write_void(obj: *const c_void) -> cra /// Read a PhantomRouteHints from a byte array, created by PhantomRouteHints_write pub extern "C" fn PhantomRouteHints_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_PhantomRouteHintsDecodeErrorZ { 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::channelmanager::PhantomRouteHints { 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::channelmanager::PhantomRouteHints { 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 ChannelManager object into a byte array which can be read by ChannelManager_read -pub extern "C" fn ChannelManager_write(obj: &ChannelManager) -> crate::c_types::derived::CVec_u8Z { +pub extern "C" fn ChannelManager_write(obj: &crate::lightning::ln::channelmanager::ChannelManager) -> crate::c_types::derived::CVec_u8Z { crate::c_types::serialize_obj(unsafe { &*obj }.get_native_ref()) } #[no_mangle] @@ -2262,7 +2777,7 @@ pub(crate) extern "C" fn ChannelManager_write_void(obj: *const c_void) -> crate: } use lightning::ln::channelmanager::ChannelManagerReadArgs as nativeChannelManagerReadArgsImport; -pub(crate) type nativeChannelManagerReadArgs = nativeChannelManagerReadArgsImport<'static, crate::lightning::chain::keysinterface::Sign, crate::lightning::chain::Watch, crate::lightning::chain::chaininterface::BroadcasterInterface, crate::lightning::chain::keysinterface::KeysInterface, crate::lightning::chain::chaininterface::FeeEstimator, crate::lightning::util::logger::Logger>; +pub(crate) type nativeChannelManagerReadArgs = nativeChannelManagerReadArgsImport<'static, crate::lightning::chain::Watch, crate::lightning::chain::chaininterface::BroadcasterInterface, crate::lightning::chain::keysinterface::EntropySource, crate::lightning::chain::keysinterface::NodeSigner, crate::lightning::chain::keysinterface::SignerProvider, crate::lightning::chain::chaininterface::FeeEstimator, crate::lightning::routing::router::Router, crate::lightning::util::logger::Logger>; /// Arguments for the creation of a ChannelManager that are not deserialized. /// @@ -2324,7 +2839,7 @@ pub extern "C" fn ChannelManagerReadArgs_free(this_obj: ChannelManagerReadArgs) #[allow(unused)] /// Used only if an object of this type is returned as a trait impl by a method pub(crate) extern "C" fn ChannelManagerReadArgs_free_void(this_ptr: *mut c_void) { - unsafe { let _ = Box::from_raw(this_ptr as *mut nativeChannelManagerReadArgs); } + let _ = unsafe { Box::from_raw(this_ptr as *mut nativeChannelManagerReadArgs) }; } #[allow(unused)] impl ChannelManagerReadArgs { @@ -2342,20 +2857,42 @@ impl ChannelManagerReadArgs { ret } } +/// A cryptographically secure source of entropy. +#[no_mangle] +pub extern "C" fn ChannelManagerReadArgs_get_entropy_source(this_ptr: &ChannelManagerReadArgs) -> *const crate::lightning::chain::keysinterface::EntropySource { + let mut inner_val = &mut this_ptr.get_native_mut_ref().entropy_source; + inner_val +} +/// A cryptographically secure source of entropy. +#[no_mangle] +pub extern "C" fn ChannelManagerReadArgs_set_entropy_source(this_ptr: &mut ChannelManagerReadArgs, mut val: crate::lightning::chain::keysinterface::EntropySource) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.entropy_source = val; +} +/// A signer that is able to perform node-scoped cryptographic operations. +#[no_mangle] +pub extern "C" fn ChannelManagerReadArgs_get_node_signer(this_ptr: &ChannelManagerReadArgs) -> *const crate::lightning::chain::keysinterface::NodeSigner { + let mut inner_val = &mut this_ptr.get_native_mut_ref().node_signer; + inner_val +} +/// A signer that is able to perform node-scoped cryptographic operations. +#[no_mangle] +pub extern "C" fn ChannelManagerReadArgs_set_node_signer(this_ptr: &mut ChannelManagerReadArgs, mut val: crate::lightning::chain::keysinterface::NodeSigner) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.node_signer = val; +} /// The keys provider which will give us relevant keys. Some keys will be loaded during /// deserialization and KeysInterface::read_chan_signer will be used to read per-Channel /// signing data. #[no_mangle] -pub extern "C" fn ChannelManagerReadArgs_get_keys_manager(this_ptr: &ChannelManagerReadArgs) -> *const crate::lightning::chain::keysinterface::KeysInterface { - let mut inner_val = &mut this_ptr.get_native_mut_ref().keys_manager; +pub extern "C" fn ChannelManagerReadArgs_get_signer_provider(this_ptr: &ChannelManagerReadArgs) -> *const crate::lightning::chain::keysinterface::SignerProvider { + let mut inner_val = &mut this_ptr.get_native_mut_ref().signer_provider; inner_val } /// The keys provider which will give us relevant keys. Some keys will be loaded during /// deserialization and KeysInterface::read_chan_signer will be used to read per-Channel /// signing data. #[no_mangle] -pub extern "C" fn ChannelManagerReadArgs_set_keys_manager(this_ptr: &mut ChannelManagerReadArgs, mut val: crate::lightning::chain::keysinterface::KeysInterface) { - unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.keys_manager = val; +pub extern "C" fn ChannelManagerReadArgs_set_signer_provider(this_ptr: &mut ChannelManagerReadArgs, mut val: crate::lightning::chain::keysinterface::SignerProvider) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.signer_provider = val; } /// The fee_estimator for use in the ChannelManager in the future. /// @@ -2406,6 +2943,23 @@ pub extern "C" fn ChannelManagerReadArgs_get_tx_broadcaster(this_ptr: &ChannelMa pub extern "C" fn ChannelManagerReadArgs_set_tx_broadcaster(this_ptr: &mut ChannelManagerReadArgs, mut val: crate::lightning::chain::chaininterface::BroadcasterInterface) { unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.tx_broadcaster = val; } +/// The router which will be used in the ChannelManager in the future for finding routes +/// on-the-fly for trampoline payments. Absent in private nodes that don't support forwarding. +/// +/// No calls to the router will be made during deserialization. +#[no_mangle] +pub extern "C" fn ChannelManagerReadArgs_get_router(this_ptr: &ChannelManagerReadArgs) -> *const crate::lightning::routing::router::Router { + let mut inner_val = &mut this_ptr.get_native_mut_ref().router; + inner_val +} +/// The router which will be used in the ChannelManager in the future for finding routes +/// on-the-fly for trampoline payments. Absent in private nodes that don't support forwarding. +/// +/// No calls to the router will be made during deserialization. +#[no_mangle] +pub extern "C" fn ChannelManagerReadArgs_set_router(this_ptr: &mut ChannelManagerReadArgs, mut val: crate::lightning::routing::router::Router) { + unsafe { &mut *ObjOps::untweak_ptr(this_ptr.inner) }.router = val; +} /// The Logger for use in the ChannelManager and which may be used to log information during /// deserialization. #[no_mangle] @@ -2437,17 +2991,17 @@ pub extern "C" fn ChannelManagerReadArgs_set_default_config(this_ptr: &mut Chann /// populate a HashMap directly from C. #[must_use] #[no_mangle] -pub extern "C" fn ChannelManagerReadArgs_new(mut keys_manager: crate::lightning::chain::keysinterface::KeysInterface, mut fee_estimator: crate::lightning::chain::chaininterface::FeeEstimator, mut chain_monitor: crate::lightning::chain::Watch, mut tx_broadcaster: crate::lightning::chain::chaininterface::BroadcasterInterface, mut logger: crate::lightning::util::logger::Logger, mut default_config: crate::lightning::util::config::UserConfig, mut channel_monitors: crate::c_types::derived::CVec_ChannelMonitorZ) -> ChannelManagerReadArgs { +pub extern "C" fn ChannelManagerReadArgs_new(mut entropy_source: crate::lightning::chain::keysinterface::EntropySource, mut node_signer: crate::lightning::chain::keysinterface::NodeSigner, mut signer_provider: crate::lightning::chain::keysinterface::SignerProvider, mut fee_estimator: crate::lightning::chain::chaininterface::FeeEstimator, mut chain_monitor: crate::lightning::chain::Watch, mut tx_broadcaster: crate::lightning::chain::chaininterface::BroadcasterInterface, mut router: crate::lightning::routing::router::Router, mut logger: crate::lightning::util::logger::Logger, mut default_config: crate::lightning::util::config::UserConfig, mut channel_monitors: crate::c_types::derived::CVec_ChannelMonitorZ) -> crate::lightning::ln::channelmanager::ChannelManagerReadArgs { let mut local_channel_monitors = Vec::new(); for mut item in channel_monitors.into_rust().drain(..) { local_channel_monitors.push( { item.get_native_mut_ref() }); }; - let mut ret = lightning::ln::channelmanager::ChannelManagerReadArgs::new(keys_manager, fee_estimator, chain_monitor, tx_broadcaster, logger, *unsafe { Box::from_raw(default_config.take_inner()) }, local_channel_monitors); - ChannelManagerReadArgs { inner: ObjOps::heap_alloc(ret), is_owned: true } + let mut ret = lightning::ln::channelmanager::ChannelManagerReadArgs::new(entropy_source, node_signer, signer_provider, fee_estimator, chain_monitor, tx_broadcaster, router, logger, *unsafe { Box::from_raw(default_config.take_inner()) }, local_channel_monitors); + crate::lightning::ln::channelmanager::ChannelManagerReadArgs { inner: ObjOps::heap_alloc(ret), is_owned: true } } #[no_mangle] /// Read a C2Tuple_BlockHashChannelManagerZ from a byte array, created by C2Tuple_BlockHashChannelManagerZ_write pub extern "C" fn C2Tuple_BlockHashChannelManagerZ_read(ser: crate::c_types::u8slice, arg: crate::lightning::ln::channelmanager::ChannelManagerReadArgs) -> crate::c_types::derived::CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ { let arg_conv = *unsafe { Box::from_raw(arg.take_inner()) }; - let res: Result<(bitcoin::hash_types::BlockHash, lightning::ln::channelmanager::ChannelManager), lightning::ln::msgs::DecodeError> = crate::c_types::deserialize_obj_arg(ser, arg_conv); - let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { let (mut orig_res_0_0, mut orig_res_0_1) = o; let mut local_res_0 = (crate::c_types::ThirtyTwoBytes { data: orig_res_0_0.into_inner() }, crate::lightning::ln::channelmanager::ChannelManager { inner: ObjOps::heap_alloc(orig_res_0_1), is_owned: true }).into(); local_res_0 }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError { inner: ObjOps::heap_alloc(e), is_owned: true } }).into() }; + let res: Result<(bitcoin::hash_types::BlockHash, lightning::ln::channelmanager::ChannelManager), lightning::ln::msgs::DecodeError> = crate::c_types::deserialize_obj_arg(ser, arg_conv); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { let (mut orig_res_0_0, mut orig_res_0_1) = o; let mut local_res_0 = (crate::c_types::ThirtyTwoBytes { data: orig_res_0_0.into_inner() }, crate::lightning::ln::channelmanager::ChannelManager { inner: ObjOps::heap_alloc(orig_res_0_1), is_owned: true }).into(); local_res_0 }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::lightning::ln::msgs::DecodeError::native_into(e) }).into() }; local_res }