X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning%2Fsrc%2Fblinded_path%2Fmod.rs;h=5d199269520e16c9c79464a01a86a2d55b098d8b;hb=63ebaccca3c284c28f24537c2c0c034f9cc9c3c4;hp=e70f310f5e1d8b00875ff58e069f432bd69526cf;hpb=b783736356d17704852ea121a325b2978884ad9a;p=rust-lightning

diff --git a/lightning/src/blinded_path/mod.rs b/lightning/src/blinded_path/mod.rs
index e70f310f..5d199269 100644
--- a/lightning/src/blinded_path/mod.rs
+++ b/lightning/src/blinded_path/mod.rs
@@ -17,6 +17,7 @@ use bitcoin::secp256k1::{self, PublicKey, Secp256k1, SecretKey};
 
 use crate::ln::msgs::DecodeError;
 use crate::offers::invoice::BlindedPayInfo;
+use crate::routing::gossip::{NodeId, ReadOnlyNetworkGraph};
 use crate::sign::EntropySource;
 use crate::util::ser::{Readable, Writeable, Writer};
 
@@ -125,6 +126,14 @@ impl BlindedPath {
 			).map_err(|_| ())?,
 		}))
 	}
+
+	/// Returns the introduction [`NodeId`] of the blinded path.
+	pub fn public_introduction_node_id<'a>(
+		&self, network_graph: &'a ReadOnlyNetworkGraph
+	) -> Option<&'a NodeId> {
+		let node_id = NodeId::from_pubkey(&self.introduction_node_id);
+		network_graph.nodes().get_key_value(&node_id).map(|(key, _)| key)
+	}
 }
 
 impl Writeable for BlindedPath {