EIP-86 (#4697)

* EIP-86

* Disable EIP-86 auto activation for now

ethcore/src/client/client.rs

@@ -960,7 +960,7 @@ impl BlockChainClient for Client {
 				return Err(err.into())
 			}
 		}
-		let lower = t.gas_required(&self.engine.schedule(&env_info)).into();
+		let lower = t.gas_required(&self.engine.schedule(env_info.number)).into();
 		if cond(lower)? {
 			trace!(target: "estimate_gas", "estimate_gas succeeded with {}", lower);
 			return Ok(lower)
@@ -1259,7 +1259,8 @@ impl BlockChainClient for Client {
 					.collect();
 				match (transaction, previous_receipts) {
 					(Some(transaction), Some(previous_receipts)) => {
-						Some(transaction_receipt(transaction, previous_receipts))
+						let schedule = self.engine().schedule(block_number);
+						Some(transaction_receipt(&schedule, transaction, previous_receipts))
 					},
 					_ => None,
 				}
@@ -1501,11 +1502,15 @@ impl BlockChainClient for Client {
 			})
 			.and_then(|a| if a.is_zero() { None } else { Some(a) })
 	}
+
+	fn eip86_transition(&self) -> u64 {
+		self.engine().params().eip86_transition
+	}
 }
 
 impl MiningBlockChainClient for Client {
 	fn latest_schedule(&self) -> Schedule {
-		self.engine.schedule(&self.latest_env_info())
+		self.engine.schedule(self.latest_env_info().number)
 	}
 
 	fn prepare_open_block(&self, author: Address, gas_range_target: (U256, U256), extra_data: Bytes) -> OpenBlock {
@@ -1655,7 +1660,7 @@ impl Drop for Client {
 
 /// Returns `LocalizedReceipt` given `LocalizedTransaction`
 /// and a vector of receipts from given block up to transaction index.
-fn transaction_receipt(mut tx: LocalizedTransaction, mut receipts: Vec<Receipt>) -> LocalizedReceipt {
+fn transaction_receipt(schedule: &Schedule, mut tx: LocalizedTransaction, mut receipts: Vec<Receipt>) -> LocalizedReceipt {
 	assert_eq!(receipts.len(), tx.transaction_index + 1, "All previous receipts are provided.");
 
 	let sender = tx.sender();
@@ -1674,12 +1679,12 @@ fn transaction_receipt(mut tx: LocalizedTransaction, mut receipts: Vec<Receipt>)
 		transaction_hash: transaction_hash,
 		transaction_index: transaction_index,
 		block_hash: block_hash,
-		block_number:block_number,
+		block_number: block_number,
 		cumulative_gas_used: receipt.gas_used,
 		gas_used: receipt.gas_used - prior_gas_used,
 		contract_address: match tx.action {
 			Action::Call(_) => None,
-			Action::Create => Some(contract_address(&sender, &tx.nonce))
+			Action::Create => Some(contract_address(schedule.create_address, &sender, &tx.nonce, &tx.data.sha3()))
 		},
 		logs: receipt.logs.into_iter().enumerate().map(|(i, log)| LocalizedLogEntry {
 			entry: log,
@@ -1734,6 +1739,7 @@ mod tests {
 	#[test]
 	fn should_return_correct_log_index() {
 		use super::transaction_receipt;
+		use evm::schedule::Schedule;
 		use ethkey::KeyPair;
 		use log_entry::{LogEntry, LocalizedLogEntry};
 		use receipt::{Receipt, LocalizedReceipt};
@@ -1743,6 +1749,7 @@ mod tests {
 		// given
 		let key = KeyPair::from_secret_slice(&"test".sha3()).unwrap();
 		let secret = key.secret();
+		let schedule = Schedule::new_homestead();
 
 		let block_number = 1;
 		let block_hash = 5.into();
@@ -1786,7 +1793,7 @@ mod tests {
 		}];
 
 		// when
-		let receipt = transaction_receipt(transaction, receipts);
+		let receipt = transaction_receipt(&schedule, transaction, receipts);
 
 		// then
 		assert_eq!(receipt, LocalizedReceipt {

ethcore/src/client/test_client.rs

@@ -353,7 +353,7 @@ pub fn get_temp_state_db() -> GuardedTempResult<StateDB> {
 
 impl MiningBlockChainClient for TestBlockChainClient {
 	fn latest_schedule(&self) -> Schedule {
-		Schedule::new_post_eip150(24576, true, true, true)
+		Schedule::new_post_eip150(24576, true, true, true, true)
 	}
 
 	fn prepare_open_block(&self, author: Address, gas_range_target: (U256, U256), extra_data: Bytes) -> OpenBlock {
@@ -756,6 +756,8 @@ impl BlockChainClient for TestBlockChainClient {
 	fn registrar_address(&self) -> Option<Address> { None }
 
 	fn registry_address(&self, _name: String) -> Option<Address> { None }
+
+	fn eip86_transition(&self) -> u64 { u64::max_value() }
 }
 
 impl ProvingBlockChainClient for TestBlockChainClient {

ethcore/src/client/traits.rs

@@ -272,6 +272,9 @@ pub trait BlockChainClient : Sync + Send {
 
 	/// Get the address of a particular blockchain service, if available.
 	fn registry_address(&self, name: String) -> Option<Address>;
+
+	/// Get the EIP-86 transition block number.
+	fn eip86_transition(&self) -> u64;
 }
 
 impl IpcConfig for BlockChainClient { }