// licenses.
use ln::chan_utils::{HTLCOutputInCommitment, ChannelPublicKeys, HolderCommitmentTransaction, CommitmentTransaction, ChannelTransactionParameters, TrustedCommitmentTransaction, ClosingTransaction};
-use ln::{chan_utils, msgs};
+use ln::{chan_utils, msgs, PaymentPreimage};
use chain::keysinterface::{Sign, InMemorySigner, BaseSign};
use prelude::*;
use sync::{Mutex, Arc};
#[cfg(test)] use sync::MutexGuard;
-use bitcoin::blockdata::transaction::{Transaction, SigHashType};
-use bitcoin::util::bip143;
+use bitcoin::blockdata::transaction::{Transaction, EcdsaSighashType};
+use bitcoin::util::sighash;
use bitcoin::secp256k1;
-use bitcoin::secp256k1::key::{SecretKey, PublicKey};
-use bitcoin::secp256k1::{Secp256k1, Signature};
+use bitcoin::secp256k1::{SecretKey, PublicKey};
+use bitcoin::secp256k1::{Secp256k1, ecdsa::Signature};
use util::ser::{Writeable, Writer};
use io::Error;
}
}
+ pub fn opt_anchors(&self) -> bool { self.inner.opt_anchors() }
+
#[cfg(test)]
pub fn get_enforcement_state(&self) -> MutexGuard<EnforcementState> {
self.state.lock().unwrap()
self.inner.release_commitment_secret(idx)
}
- fn validate_holder_commitment(&self, holder_tx: &HolderCommitmentTransaction) -> Result<(), ()> {
+ fn validate_holder_commitment(&self, holder_tx: &HolderCommitmentTransaction, _preimages: Vec<PaymentPreimage>) -> Result<(), ()> {
let mut state = self.state.lock().unwrap();
let idx = holder_tx.commitment_number();
assert!(idx == state.last_holder_commitment || idx == state.last_holder_commitment - 1, "expecting to validate the current or next holder commitment - trying {}, current {}", idx, state.last_holder_commitment);
fn pubkeys(&self) -> &ChannelPublicKeys { self.inner.pubkeys() }
fn channel_keys_id(&self) -> [u8; 32] { self.inner.channel_keys_id() }
- fn sign_counterparty_commitment(&self, commitment_tx: &CommitmentTransaction, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<(Signature, Vec<Signature>), ()> {
+ fn sign_counterparty_commitment(&self, commitment_tx: &CommitmentTransaction, preimages: Vec<PaymentPreimage>, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<(Signature, Vec<Signature>), ()> {
self.verify_counterparty_commitment_tx(commitment_tx, secp_ctx);
{
state.last_counterparty_commitment = cmp::min(last_commitment_number, actual_commitment_number)
}
- Ok(self.inner.sign_counterparty_commitment(commitment_tx, secp_ctx).unwrap())
+ Ok(self.inner.sign_counterparty_commitment(commitment_tx, preimages, secp_ctx).unwrap())
}
fn validate_counterparty_revocation(&self, idx: u64, _secret: &SecretKey) -> Result<(), ()> {
for (this_htlc, sig) in trusted_tx.htlcs().iter().zip(&commitment_tx.counterparty_htlc_sigs) {
assert!(this_htlc.transaction_output_index.is_some());
let keys = trusted_tx.keys();
- let htlc_tx = chan_utils::build_htlc_transaction(&commitment_txid, trusted_tx.feerate_per_kw(), holder_csv, &this_htlc, &keys.broadcaster_delayed_payment_key, &keys.revocation_key);
+ let htlc_tx = chan_utils::build_htlc_transaction(&commitment_txid, trusted_tx.feerate_per_kw(), holder_csv, &this_htlc, self.opt_anchors(), &keys.broadcaster_delayed_payment_key, &keys.revocation_key);
- let htlc_redeemscript = chan_utils::get_htlc_redeemscript(&this_htlc, &keys);
+ let htlc_redeemscript = chan_utils::get_htlc_redeemscript(&this_htlc, self.opt_anchors(), &keys);
- let sighash = hash_to_message!(&bip143::SigHashCache::new(&htlc_tx).signature_hash(0, &htlc_redeemscript, this_htlc.amount_msat / 1000, SigHashType::All)[..]);
- secp_ctx.verify(&sighash, sig, &keys.countersignatory_htlc_key).unwrap();
+ let sighash = hash_to_message!(&sighash::SighashCache::new(&htlc_tx).segwit_signature_hash(0, &htlc_redeemscript, this_htlc.amount_msat / 1000, EcdsaSighashType::All).unwrap()[..]);
+ secp_ctx.verify_ecdsa(&sighash, sig, &keys.countersignatory_htlc_key).unwrap();
}
Ok(self.inner.sign_holder_commitment_and_htlcs(commitment_tx, secp_ctx).unwrap())
Ok(self.inner.sign_closing_transaction(closing_tx, secp_ctx).unwrap())
}
- fn sign_channel_announcement(&self, msg: &msgs::UnsignedChannelAnnouncement, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()> {
+ fn sign_channel_announcement(&self, msg: &msgs::UnsignedChannelAnnouncement, secp_ctx: &Secp256k1<secp256k1::All>)
+ -> Result<(Signature, Signature), ()> {
self.inner.sign_channel_announcement(msg, secp_ctx)
}