X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Flightning%2Frouting%2Fnetwork_graph.rs;h=15fd9c46fe99678f0c7170007307a5ce53a914e9;hb=b2819774e287d465e23415cbfdaa397e2e0a2749;hp=9c7e3e37cb2e9273ec6d4f6538468c4b2b85a1f0;hpb=4a8a65a3455e8164509ac48069a010e7c72fc639;p=ldk-c-bindings diff --git a/lightning-c-bindings/src/lightning/routing/network_graph.rs b/lightning-c-bindings/src/lightning/routing/network_graph.rs index 9c7e3e3..15fd9c4 100644 --- a/lightning-c-bindings/src/lightning/routing/network_graph.rs +++ b/lightning-c-bindings/src/lightning/routing/network_graph.rs @@ -8,11 +8,13 @@ //! The top-level network map tracking logic lives here. -use std::str::FromStr; -use std::ffi::c_void; +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}; use lightning::routing::network_graph::NodeId as nativeNodeIdImport; @@ -61,14 +63,14 @@ impl NodeId { pub(crate) fn take_inner(mut self) -> *mut nativeNodeId { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); - self.inner = std::ptr::null_mut(); + self.inner = core::ptr::null_mut(); ret } } impl Clone for NodeId { fn clone(&self) -> Self { Self { - inner: if <*mut nativeNodeId>::is_null(self.inner) { std::ptr::null_mut() } else { + inner: if <*mut nativeNodeId>::is_null(self.inner) { core::ptr::null_mut() } else { ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, is_owned: true, } @@ -105,11 +107,11 @@ pub extern "C" fn NodeId_as_slice(this_arg: &NodeId) -> crate::c_types::u8slice #[no_mangle] pub extern "C" fn NodeId_hash(o: &NodeId) -> u64 { if o.inner.is_null() { return 0; } - // Note that we'd love to use std::collections::hash_map::DefaultHasher but it's not in core + // Note that we'd love to use alloc::collections::hash_map::DefaultHasher but it's not in core #[allow(deprecated)] let mut hasher = core::hash::SipHasher::new(); - std::hash::Hash::hash(o.get_native_ref(), &mut hasher); - std::hash::Hasher::finish(&hasher) + core::hash::Hash::hash(o.get_native_ref(), &mut hasher); + core::hash::Hasher::finish(&hasher) } #[no_mangle] /// Serialize the NodeId object into a byte array which can be read by NodeId_read @@ -174,14 +176,14 @@ impl NetworkGraph { pub(crate) fn take_inner(mut self) -> *mut nativeNetworkGraph { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); - self.inner = std::ptr::null_mut(); + self.inner = core::ptr::null_mut(); ret } } impl Clone for NetworkGraph { fn clone(&self) -> Self { Self { - inner: if <*mut nativeNetworkGraph>::is_null(self.inner) { std::ptr::null_mut() } else { + inner: if <*mut nativeNetworkGraph>::is_null(self.inner) { core::ptr::null_mut() } else { ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, is_owned: true, } @@ -244,7 +246,7 @@ impl ReadOnlyNetworkGraph { pub(crate) fn take_inner(mut self) -> *mut nativeReadOnlyNetworkGraph { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); - self.inner = std::ptr::null_mut(); + self.inner = core::ptr::null_mut(); ret } } @@ -430,7 +432,7 @@ impl From for crate::lightning::util::events::EventHan let mut rust_obj = NetGraphMsgHandler { inner: ObjOps::heap_alloc(obj), is_owned: true }; let mut ret = NetGraphMsgHandler_as_EventHandler(&rust_obj); // We want to free rust_obj when ret gets drop()'d, not rust_obj, so wipe rust_obj's pointer and set ret's free() fn - rust_obj.inner = std::ptr::null_mut(); + rust_obj.inner = core::ptr::null_mut(); ret.free = Some(NetGraphMsgHandler_free_void); ret } @@ -504,7 +506,7 @@ impl NetGraphMsgHandler { pub(crate) fn take_inner(mut self) -> *mut nativeNetGraphMsgHandler { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); - self.inner = std::ptr::null_mut(); + self.inner = core::ptr::null_mut(); ret } } @@ -535,7 +537,7 @@ impl From for crate::lightning::ln::msgs::RoutingMessa let mut rust_obj = NetGraphMsgHandler { inner: ObjOps::heap_alloc(obj), is_owned: true }; let mut ret = NetGraphMsgHandler_as_RoutingMessageHandler(&rust_obj); // We want to free rust_obj when ret gets drop()'d, not rust_obj, so wipe rust_obj's pointer and set ret's free() fn - rust_obj.inner = std::ptr::null_mut(); + rust_obj.inner = core::ptr::null_mut(); ret.free = Some(NetGraphMsgHandler_free_void); ret } @@ -586,7 +588,7 @@ extern "C" fn NetGraphMsgHandler_RoutingMessageHandler_handle_channel_update(thi #[must_use] extern "C" fn NetGraphMsgHandler_RoutingMessageHandler_get_next_channel_announcements(this_arg: *const c_void, mut starting_point: u64, mut batch_amount: u8) -> crate::c_types::derived::CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ { let mut ret = >::get_next_channel_announcements(unsafe { &mut *(this_arg as *mut nativeNetGraphMsgHandler) }, starting_point, batch_amount); - 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, mut orig_ret_0_2) = item; let mut local_orig_ret_0_1 = crate::lightning::ln::msgs::ChannelUpdate { inner: if orig_ret_0_1.is_none() { std::ptr::null_mut() } else { { ObjOps::heap_alloc((orig_ret_0_1.unwrap())) } }, is_owned: true }; let mut local_orig_ret_0_2 = crate::lightning::ln::msgs::ChannelUpdate { inner: if orig_ret_0_2.is_none() { std::ptr::null_mut() } else { { ObjOps::heap_alloc((orig_ret_0_2.unwrap())) } }, is_owned: true }; let mut local_ret_0 = (crate::lightning::ln::msgs::ChannelAnnouncement { inner: ObjOps::heap_alloc(orig_ret_0_0), is_owned: true }, local_orig_ret_0_1, local_orig_ret_0_2).into(); local_ret_0 }); }; + 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, mut orig_ret_0_2) = item; let mut local_orig_ret_0_1 = crate::lightning::ln::msgs::ChannelUpdate { inner: if orig_ret_0_1.is_none() { core::ptr::null_mut() } else { { ObjOps::heap_alloc((orig_ret_0_1.unwrap())) } }, is_owned: true }; let mut local_orig_ret_0_2 = crate::lightning::ln::msgs::ChannelUpdate { inner: if orig_ret_0_2.is_none() { core::ptr::null_mut() } else { { ObjOps::heap_alloc((orig_ret_0_2.unwrap())) } }, is_owned: true }; let mut local_ret_0 = (crate::lightning::ln::msgs::ChannelAnnouncement { inner: ObjOps::heap_alloc(orig_ret_0_0), is_owned: true }, local_orig_ret_0_1, local_orig_ret_0_2).into(); local_ret_0 }); }; local_ret.into() } #[must_use] @@ -629,7 +631,7 @@ impl From for crate::lightning::util::events::MessageS let mut rust_obj = NetGraphMsgHandler { inner: ObjOps::heap_alloc(obj), is_owned: true }; let mut ret = NetGraphMsgHandler_as_MessageSendEventsProvider(&rust_obj); // We want to free rust_obj when ret gets drop()'d, not rust_obj, so wipe rust_obj's pointer and set ret's free() fn - rust_obj.inner = std::ptr::null_mut(); + rust_obj.inner = core::ptr::null_mut(); ret.free = Some(NetGraphMsgHandler_free_void); ret } @@ -700,7 +702,7 @@ impl DirectionalChannelInfo { pub(crate) fn take_inner(mut self) -> *mut nativeDirectionalChannelInfo { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); - self.inner = std::ptr::null_mut(); + self.inner = core::ptr::null_mut(); ret } } @@ -783,7 +785,7 @@ pub extern "C" fn DirectionalChannelInfo_set_fees(this_ptr: &mut DirectionalChan #[no_mangle] pub extern "C" fn DirectionalChannelInfo_get_last_update_message(this_ptr: &DirectionalChannelInfo) -> crate::lightning::ln::msgs::ChannelUpdate { let mut inner_val = &mut this_ptr.get_native_mut_ref().last_update_message; - let mut local_inner_val = crate::lightning::ln::msgs::ChannelUpdate { inner: unsafe { (if inner_val.is_none() { std::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::msgs::ChannelUpdate<>) as *mut _ }, is_owned: false }; + let mut local_inner_val = crate::lightning::ln::msgs::ChannelUpdate { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::msgs::ChannelUpdate<>) as *mut _ }, is_owned: false }; local_inner_val } /// Most recent update for the channel received from the network @@ -816,7 +818,7 @@ pub extern "C" fn DirectionalChannelInfo_new(mut last_update_arg: u32, mut enabl impl Clone for DirectionalChannelInfo { fn clone(&self) -> Self { Self { - inner: if <*mut nativeDirectionalChannelInfo>::is_null(self.inner) { std::ptr::null_mut() } else { + inner: if <*mut nativeDirectionalChannelInfo>::is_null(self.inner) { core::ptr::null_mut() } else { ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, is_owned: true, } @@ -896,7 +898,7 @@ impl ChannelInfo { pub(crate) fn take_inner(mut self) -> *mut nativeChannelInfo { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); - self.inner = std::ptr::null_mut(); + self.inner = core::ptr::null_mut(); ret } } @@ -928,7 +930,7 @@ pub extern "C" fn ChannelInfo_set_node_one(this_ptr: &mut ChannelInfo, mut val: #[no_mangle] pub extern "C" fn ChannelInfo_get_one_to_two(this_ptr: &ChannelInfo) -> crate::lightning::routing::network_graph::DirectionalChannelInfo { let mut inner_val = &mut this_ptr.get_native_mut_ref().one_to_two; - let mut local_inner_val = crate::lightning::routing::network_graph::DirectionalChannelInfo { inner: unsafe { (if inner_val.is_none() { std::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::network_graph::DirectionalChannelInfo<>) as *mut _ }, is_owned: false }; + let mut local_inner_val = crate::lightning::routing::network_graph::DirectionalChannelInfo { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::network_graph::DirectionalChannelInfo<>) as *mut _ }, is_owned: false }; local_inner_val } /// Details about the first direction of a channel @@ -956,7 +958,7 @@ pub extern "C" fn ChannelInfo_set_node_two(this_ptr: &mut ChannelInfo, mut val: #[no_mangle] pub extern "C" fn ChannelInfo_get_two_to_one(this_ptr: &ChannelInfo) -> crate::lightning::routing::network_graph::DirectionalChannelInfo { let mut inner_val = &mut this_ptr.get_native_mut_ref().two_to_one; - let mut local_inner_val = crate::lightning::routing::network_graph::DirectionalChannelInfo { inner: unsafe { (if inner_val.is_none() { std::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::network_graph::DirectionalChannelInfo<>) as *mut _ }, is_owned: false }; + let mut local_inner_val = crate::lightning::routing::network_graph::DirectionalChannelInfo { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::network_graph::DirectionalChannelInfo<>) as *mut _ }, is_owned: false }; local_inner_val } /// Details about the second direction of a channel @@ -989,7 +991,7 @@ pub extern "C" fn ChannelInfo_set_capacity_sats(this_ptr: &mut ChannelInfo, mut #[no_mangle] pub extern "C" fn ChannelInfo_get_announcement_message(this_ptr: &ChannelInfo) -> crate::lightning::ln::msgs::ChannelAnnouncement { let mut inner_val = &mut this_ptr.get_native_mut_ref().announcement_message; - let mut local_inner_val = crate::lightning::ln::msgs::ChannelAnnouncement { inner: unsafe { (if inner_val.is_none() { std::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::msgs::ChannelAnnouncement<>) as *mut _ }, is_owned: false }; + let mut local_inner_val = crate::lightning::ln::msgs::ChannelAnnouncement { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::msgs::ChannelAnnouncement<>) as *mut _ }, is_owned: false }; local_inner_val } /// An initial announcement of the channel @@ -1003,28 +1005,10 @@ pub extern "C" fn ChannelInfo_set_announcement_message(this_ptr: &mut ChannelInf 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) }.announcement_message = local_val; } -/// Constructs a new ChannelInfo given each field -#[must_use] -#[no_mangle] -pub extern "C" fn ChannelInfo_new(mut features_arg: crate::lightning::ln::features::ChannelFeatures, mut node_one_arg: crate::lightning::routing::network_graph::NodeId, mut one_to_two_arg: crate::lightning::routing::network_graph::DirectionalChannelInfo, mut node_two_arg: crate::lightning::routing::network_graph::NodeId, mut two_to_one_arg: crate::lightning::routing::network_graph::DirectionalChannelInfo, mut capacity_sats_arg: crate::c_types::derived::COption_u64Z, mut announcement_message_arg: crate::lightning::ln::msgs::ChannelAnnouncement) -> ChannelInfo { - let mut local_one_to_two_arg = if one_to_two_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(one_to_two_arg.take_inner()) } }) }; - let mut local_two_to_one_arg = if two_to_one_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(two_to_one_arg.take_inner()) } }) }; - let mut local_capacity_sats_arg = if capacity_sats_arg.is_some() { Some( { capacity_sats_arg.take() }) } else { None }; - let mut local_announcement_message_arg = if announcement_message_arg.inner.is_null() { None } else { Some( { *unsafe { Box::from_raw(announcement_message_arg.take_inner()) } }) }; - ChannelInfo { inner: ObjOps::heap_alloc(nativeChannelInfo { - features: *unsafe { Box::from_raw(features_arg.take_inner()) }, - node_one: *unsafe { Box::from_raw(node_one_arg.take_inner()) }, - one_to_two: local_one_to_two_arg, - node_two: *unsafe { Box::from_raw(node_two_arg.take_inner()) }, - two_to_one: local_two_to_one_arg, - capacity_sats: local_capacity_sats_arg, - announcement_message: local_announcement_message_arg, - }), is_owned: true } -} impl Clone for ChannelInfo { fn clone(&self) -> Self { Self { - inner: if <*mut nativeChannelInfo>::is_null(self.inner) { std::ptr::null_mut() } else { + inner: if <*mut nativeChannelInfo>::is_null(self.inner) { core::ptr::null_mut() } else { ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, is_owned: true, } @@ -1103,7 +1087,7 @@ impl RoutingFees { pub(crate) fn take_inner(mut self) -> *mut nativeRoutingFees { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); - self.inner = std::ptr::null_mut(); + self.inner = core::ptr::null_mut(); ret } } @@ -1152,7 +1136,7 @@ pub extern "C" fn RoutingFees_eq(a: &RoutingFees, b: &RoutingFees) -> bool { impl Clone for RoutingFees { fn clone(&self) -> Self { Self { - inner: if <*mut nativeRoutingFees>::is_null(self.inner) { std::ptr::null_mut() } else { + inner: if <*mut nativeRoutingFees>::is_null(self.inner) { core::ptr::null_mut() } else { ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, is_owned: true, } @@ -1172,11 +1156,11 @@ pub extern "C" fn RoutingFees_clone(orig: &RoutingFees) -> RoutingFees { #[no_mangle] pub extern "C" fn RoutingFees_hash(o: &RoutingFees) -> u64 { if o.inner.is_null() { return 0; } - // Note that we'd love to use std::collections::hash_map::DefaultHasher but it's not in core + // Note that we'd love to use alloc::collections::hash_map::DefaultHasher but it's not in core #[allow(deprecated)] let mut hasher = core::hash::SipHasher::new(); - std::hash::Hash::hash(o.get_native_ref(), &mut hasher); - std::hash::Hasher::finish(&hasher) + core::hash::Hash::hash(o.get_native_ref(), &mut hasher); + core::hash::Hasher::finish(&hasher) } #[no_mangle] /// Serialize the RoutingFees object into a byte array which can be read by RoutingFees_read @@ -1241,7 +1225,7 @@ impl NodeAnnouncementInfo { pub(crate) fn take_inner(mut self) -> *mut nativeNodeAnnouncementInfo { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); - self.inner = std::ptr::null_mut(); + self.inner = core::ptr::null_mut(); ret } } @@ -1310,7 +1294,7 @@ pub extern "C" fn NodeAnnouncementInfo_set_addresses(this_ptr: &mut NodeAnnounce #[no_mangle] pub extern "C" fn NodeAnnouncementInfo_get_announcement_message(this_ptr: &NodeAnnouncementInfo) -> crate::lightning::ln::msgs::NodeAnnouncement { let mut inner_val = &mut this_ptr.get_native_mut_ref().announcement_message; - let mut local_inner_val = crate::lightning::ln::msgs::NodeAnnouncement { inner: unsafe { (if inner_val.is_none() { std::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::msgs::NodeAnnouncement<>) as *mut _ }, is_owned: false }; + let mut local_inner_val = crate::lightning::ln::msgs::NodeAnnouncement { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::ln::msgs::NodeAnnouncement<>) as *mut _ }, is_owned: false }; local_inner_val } /// An initial announcement of the node @@ -1342,7 +1326,7 @@ pub extern "C" fn NodeAnnouncementInfo_new(mut features_arg: crate::lightning::l impl Clone for NodeAnnouncementInfo { fn clone(&self) -> Self { Self { - inner: if <*mut nativeNodeAnnouncementInfo>::is_null(self.inner) { std::ptr::null_mut() } else { + inner: if <*mut nativeNodeAnnouncementInfo>::is_null(self.inner) { core::ptr::null_mut() } else { ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, is_owned: true, } @@ -1421,7 +1405,7 @@ impl NodeInfo { pub(crate) fn take_inner(mut self) -> *mut nativeNodeInfo { assert!(self.is_owned); let ret = ObjOps::untweak_ptr(self.inner); - self.inner = std::ptr::null_mut(); + self.inner = core::ptr::null_mut(); ret } } @@ -1439,7 +1423,7 @@ pub extern "C" fn NodeInfo_set_channels(this_ptr: &mut NodeInfo, mut val: crate: #[no_mangle] pub extern "C" fn NodeInfo_get_lowest_inbound_channel_fees(this_ptr: &NodeInfo) -> crate::lightning::routing::network_graph::RoutingFees { let mut inner_val = &mut this_ptr.get_native_mut_ref().lowest_inbound_channel_fees; - let mut local_inner_val = crate::lightning::routing::network_graph::RoutingFees { inner: unsafe { (if inner_val.is_none() { std::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::network_graph::RoutingFees<>) as *mut _ }, is_owned: false }; + let mut local_inner_val = crate::lightning::routing::network_graph::RoutingFees { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::network_graph::RoutingFees<>) as *mut _ }, is_owned: false }; local_inner_val } /// Lowest fees enabling routing via any of the enabled, known channels to a node. @@ -1460,7 +1444,7 @@ pub extern "C" fn NodeInfo_set_lowest_inbound_channel_fees(this_ptr: &mut NodeIn #[no_mangle] pub extern "C" fn NodeInfo_get_announcement_info(this_ptr: &NodeInfo) -> crate::lightning::routing::network_graph::NodeAnnouncementInfo { let mut inner_val = &mut this_ptr.get_native_mut_ref().announcement_info; - let mut local_inner_val = crate::lightning::routing::network_graph::NodeAnnouncementInfo { inner: unsafe { (if inner_val.is_none() { std::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::network_graph::NodeAnnouncementInfo<>) as *mut _ }, is_owned: false }; + let mut local_inner_val = crate::lightning::routing::network_graph::NodeAnnouncementInfo { inner: unsafe { (if inner_val.is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner( { (inner_val.as_ref().unwrap()) }) } as *const lightning::routing::network_graph::NodeAnnouncementInfo<>) as *mut _ }, is_owned: false }; local_inner_val } /// More information about a node from node_announcement. @@ -1489,7 +1473,7 @@ pub extern "C" fn NodeInfo_new(mut channels_arg: crate::c_types::derived::CVec_u impl Clone for NodeInfo { fn clone(&self) -> Self { Self { - inner: if <*mut nativeNodeInfo>::is_null(self.inner) { std::ptr::null_mut() } else { + inner: if <*mut nativeNodeInfo>::is_null(self.inner) { core::ptr::null_mut() } else { ObjOps::heap_alloc(unsafe { &*ObjOps::untweak_ptr(self.inner) }.clone()) }, is_owned: true, } @@ -1626,12 +1610,30 @@ pub extern "C" fn NetworkGraph_fail_node(this_arg: &NetworkGraph, mut _node_id: unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.fail_node(&_node_id.into_rust(), is_permanent) } +/// Removes information about channels that we haven't heard any updates about in some time. +/// This can be used regularly to prune the network graph of channels that likely no longer +/// exist. +/// +/// While there is no formal requirement that nodes regularly re-broadcast their channel +/// updates every two weeks, the non-normative section of BOLT 7 currently suggests that +/// pruning occur for updates which are at least two weeks old, which we implement here. +/// +/// This function takes the current unix time as an argument. For users with the `std` feature +/// enabled, [`NetworkGraph::remove_stale_channels`] may be preferable. +#[no_mangle] +pub extern "C" fn NetworkGraph_remove_stale_channels_with_time(this_arg: &NetworkGraph, mut current_time_unix: u64) { + unsafe { &*ObjOps::untweak_ptr(this_arg.inner) }.remove_stale_channels_with_time(current_time_unix) +} + /// For an already known (from announcement) channel, update info about one of the directions /// of the channel. /// /// You probably don't want to call this directly, instead relying on a NetGraphMsgHandler's /// RoutingMessageHandler implementation to call it indirectly. This may be useful to accept /// routing messages from a source using a protocol other than the lightning P2P protocol. +/// +/// If built with `no-std`, any updates with a timestamp more than two weeks in the past or +/// materially in the future will be rejected. #[must_use] #[no_mangle] pub extern "C" fn NetworkGraph_update_channel(this_arg: &NetworkGraph, msg: &crate::lightning::ln::msgs::ChannelUpdate) -> crate::c_types::derived::CResult_NoneLightningErrorZ { @@ -1643,6 +1645,9 @@ pub extern "C" fn NetworkGraph_update_channel(this_arg: &NetworkGraph, msg: &cra /// For an already known (from announcement) channel, update info about one of the directions /// of the channel without verifying the associated signatures. Because we aren't given the /// associated signatures here we cannot relay the channel update to any of our peers. +/// +/// If built with `no-std`, any updates with a timestamp more than two weeks in the past or +/// materially in the future will be rejected. #[must_use] #[no_mangle] pub extern "C" fn NetworkGraph_update_channel_unsigned(this_arg: &NetworkGraph, msg: &crate::lightning::ln::msgs::UnsignedChannelUpdate) -> crate::c_types::derived::CResult_NoneLightningErrorZ {