X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning%2Fsrc%2Fln%2Fchan_utils.rs;h=acf9539d7c6668c95c09cb0fca6d1f70fd58a1f7;hb=963d6c4a51bdbbd1598d85d4657fe9f8d81f3cb5;hp=31881d05dfa1c1883e066f526d76dca20037df99;hpb=ccf92157620da45032d75f06b5972eaf142c1ce3;p=rust-lightning

diff --git a/lightning/src/ln/chan_utils.rs b/lightning/src/ln/chan_utils.rs
index 31881d05..acf9539d 100644
--- a/lightning/src/ln/chan_utils.rs
+++ b/lightning/src/ln/chan_utils.rs
@@ -8,7 +8,7 @@
 // licenses.
 
 //! Various utilities for building scripts and deriving keys related to channels. These are
-//! largely of interest for those implementing chain::keysinterface::Sign message signing by hand.
+//! largely of interest for those implementing the traits on [`chain::keysinterface`] by hand.
 
 use bitcoin::blockdata::script::{Script,Builder};
 use bitcoin::blockdata::opcodes;
@@ -660,13 +660,17 @@ pub fn make_funding_redeemscript(broadcaster: &PublicKey, countersignatory: &Pub
 	let broadcaster_funding_key = broadcaster.serialize();
 	let countersignatory_funding_key = countersignatory.serialize();
 
+	make_funding_redeemscript_from_slices(&broadcaster_funding_key, &countersignatory_funding_key)
+}
+
+pub(crate) fn make_funding_redeemscript_from_slices(broadcaster_funding_key: &[u8], countersignatory_funding_key: &[u8]) -> Script {
 	let builder = Builder::new().push_opcode(opcodes::all::OP_PUSHNUM_2);
 	if broadcaster_funding_key[..] < countersignatory_funding_key[..] {
-		builder.push_slice(&broadcaster_funding_key)
-			.push_slice(&countersignatory_funding_key)
+		builder.push_slice(broadcaster_funding_key)
+			.push_slice(countersignatory_funding_key)
 	} else {
-		builder.push_slice(&countersignatory_funding_key)
-			.push_slice(&broadcaster_funding_key)
+		builder.push_slice(countersignatory_funding_key)
+			.push_slice(broadcaster_funding_key)
 	}.push_opcode(opcodes::all::OP_PUSHNUM_2).push_opcode(opcodes::all::OP_CHECKMULTISIG).into_script()
 }