Collect all lightning std::sync imports under crate::sync

[rust-lightning] / lightning / src / util / enforcing_trait_impls.rs

diff --git a/lightning/src/util/enforcing_trait_impls.rs b/lightning/src/util/enforcing_trait_impls.rs
index a7036a9acd5d2b3de0754b6ad31dcb9758ef1916..d7ddc38b3ddfee2641ba414108ca5b541878f503 100644 (file)
--- a/lightning/src/util/enforcing_trait_impls.rs
+++ b/lightning/src/util/enforcing_trait_impls.rs
@@ -9,10 +9,11 @@
 
 use ln::chan_utils::{HTLCOutputInCommitment, ChannelPublicKeys, HolderCommitmentTransaction, CommitmentTransaction, ChannelTransactionParameters, TrustedCommitmentTransaction};
 use ln::{chan_utils, msgs};
-use chain::keysinterface::{Sign, InMemorySigner};
+use chain::keysinterface::{Sign, InMemorySigner, BaseSign};
 
-use std::cmp;
-use std::sync::{Mutex, Arc};
+use prelude::*;
+use core::cmp;
+use sync::{Mutex, Arc};
 
 use bitcoin::blockdata::transaction::{Transaction, SigHashType};
 use bitcoin::util::bip143;
@@ -38,6 +39,9 @@ pub const INITIAL_REVOKED_COMMITMENT_NUMBER: u64 = 1 << 48;
 ///
 /// Eventually we will probably want to expose a variant of this which would essentially
 /// be what you'd want to run on a hardware wallet.
+///
+/// Note that before we do so we should ensure its serialization format has backwards- and
+/// forwards-compatibility prefix/suffixes!
 #[derive(Clone)]
 pub struct EnforcingSigner {
        pub inner: InMemorySigner,
@@ -74,7 +78,7 @@ impl EnforcingSigner {
        }
 }
 
-impl Sign for EnforcingSigner {
+impl BaseSign for EnforcingSigner {
        fn get_per_commitment_point(&self, idx: u64, secp_ctx: &Secp256k1<secp256k1::All>) -> PublicKey {
                self.inner.get_per_commitment_point(idx, secp_ctx)
        }
@@ -140,8 +144,12 @@ impl Sign for EnforcingSigner {
                Ok(self.inner.unsafe_sign_holder_commitment_and_htlcs(commitment_tx, secp_ctx).unwrap())
        }
 
-       fn sign_justice_transaction(&self, justice_tx: &Transaction, input: usize, amount: u64, per_commitment_key: &SecretKey, htlc: &Option<HTLCOutputInCommitment>, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()> {
-               Ok(self.inner.sign_justice_transaction(justice_tx, input, amount, per_commitment_key, htlc, secp_ctx).unwrap())
+       fn sign_justice_revoked_output(&self, justice_tx: &Transaction, input: usize, amount: u64, per_commitment_key: &SecretKey, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()> {
+               Ok(self.inner.sign_justice_revoked_output(justice_tx, input, amount, per_commitment_key, secp_ctx).unwrap())
+       }
+
+       fn sign_justice_revoked_htlc(&self, justice_tx: &Transaction, input: usize, amount: u64, per_commitment_key: &SecretKey, htlc: &HTLCOutputInCommitment, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()> {
+               Ok(self.inner.sign_justice_revoked_htlc(justice_tx, input, amount, per_commitment_key, htlc, secp_ctx).unwrap())
        }
 
        fn sign_counterparty_htlc_transaction(&self, htlc_tx: &Transaction, input: usize, amount: u64, per_commitment_point: &PublicKey, htlc: &HTLCOutputInCommitment, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()> {
@@ -161,6 +169,7 @@ impl Sign for EnforcingSigner {
        }
 }
 
+impl Sign for EnforcingSigner {}
 
 impl Writeable for EnforcingSigner {
        fn write<W: Writer>(&self, writer: &mut W) -> Result<(), Error> {