From: jbesraa <jbesraa@gmail.com>
Date: Tue, 5 Dec 2023 19:00:56 +0000 (+0200)
Subject: Add `source` and `target` to `DirectedChannelInfo`
X-Git-Tag: v0.0.119~25^2~4
X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=commitdiff_plain;h=366d68808734bab379072e2a069bd72da51f4421;p=rust-lightning

Add `source` and `target` to `DirectedChannelInfo`

  `DirectedChannelInfo::source` return the `node_id`
  of the forwarding hop.
  `DirectedChannelInfo::target` return the `node_id`
  of the destination hop.
---

diff --git a/lightning/src/routing/gossip.rs b/lightning/src/routing/gossip.rs
index 68bc7945..edb37261 100644
--- a/lightning/src/routing/gossip.rs
+++ b/lightning/src/routing/gossip.rs
@@ -1043,6 +1043,16 @@ impl<'a> DirectedChannelInfo<'a> {
 	/// Returns information for the direction.
 	#[inline]
 	pub(super) fn direction(&self) -> &'a ChannelUpdateInfo { self.direction }
+
+	/// Returns the `node_id` of the source hop.
+	///
+	/// Refers to the `node_id` forwarding the payment to the next hop.
+	pub(super) fn source(&self) -> &'a NodeId { if self.outbound { &self.channel.node_one } else { &self.channel.node_two } }
+
+	/// Returns the `node_id` of the target hop.
+	///
+	/// Refers to the `node_id` receiving the payment from the previous hop.
+	pub(super) fn target(&self) -> &'a NodeId { if self.outbound { &self.channel.node_two } else { &self.channel.node_one } }
 }
 
 impl<'a> fmt::Debug for DirectedChannelInfo<'a> {