Implement Hash for Offer and Refund

Author: tnull

lightning/src/offers/offer.rs

@@ -80,6 +80,7 @@ use bitcoin::blockdata::constants::ChainHash;
 use bitcoin::network::constants::Network;
 use bitcoin::secp256k1::{KeyPair, PublicKey, Secp256k1, self};
 use core::convert::TryFrom;
+use core::hash::{Hash, Hasher};
 use core::num::NonZeroU64;
 use core::ops::Deref;
 use core::str::FromStr;
@@ -591,6 +592,12 @@ impl PartialEq for Offer {
 
 impl Eq for Offer {}
 
+impl Hash for Offer {
+	fn hash<H: Hasher>(&self, state: &mut H) {
+		self.bytes.hash(state);
+	}
+}
+
 impl OfferContents {
 	pub fn chains(&self) -> Vec<ChainHash> {
 		self.chains.as_ref().cloned().unwrap_or_else(|| vec![self.implied_chain()])

lightning/src/offers/refund.rs

@@ -85,6 +85,7 @@ use bitcoin::blockdata::constants::ChainHash;
 use bitcoin::network::constants::Network;
 use bitcoin::secp256k1::{PublicKey, Secp256k1, self};
 use core::convert::TryFrom;
+use core::hash::{Hash, Hasher};
 use core::ops::Deref;
 use core::str::FromStr;
 use core::time::Duration;
@@ -546,6 +547,12 @@ impl PartialEq for Refund {
 
 impl Eq for Refund {}
 
+impl Hash for Refund {
+	fn hash<H: Hasher>(&self, state: &mut H) {
+		self.bytes.hash(state);
+	}
+}
+
 impl RefundContents {
 	pub fn description(&self) -> PrintableString {
 		PrintableString(&self.description)