- EnforcingChannelKeys::new(self.backing.derive_channel_keys(channel_value_satoshis, user_id_1, user_id_2))
+ let keys = self.backing.derive_channel_keys(channel_value_satoshis, user_id_1, user_id_2);
+ let revoked_commitment = self.make_revoked_commitment_cell(keys.commitment_seed);
+ EnforcingChannelKeys::new_with_revoked(keys, revoked_commitment)
+ }
+
+ fn make_revoked_commitment_cell(&self, commitment_seed: [u8; 32]) -> Arc<Mutex<u64>> {
+ let mut revoked_commitments = self.revoked_commitments.lock().unwrap();
+ if !revoked_commitments.contains_key(&commitment_seed) {
+ revoked_commitments.insert(commitment_seed, Arc::new(Mutex::new(INITIAL_REVOKED_COMMITMENT_NUMBER)));
+ }
+ let cell = revoked_commitments.get(&commitment_seed).unwrap();
+ Arc::clone(cell)