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Fix executive.

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This commit is contained in:
Gav Wood 2016-01-15 00:36:58 +01:00
parent 08b58da107
commit efdad2ef8e
1 changed files with 29 additions and 25 deletions
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54
src/executive.rs
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@ -241,33 +241,37 @@ impl<'a> Executive<'a> {
/// Finalizes the transaction (does refunds and suicides).
fn finalize(&mut self, t: &Transaction, substate: Substate, result: evm::Result) -> ExecutionResult {
let schedule = self.engine.schedule(self.info);
// refunds from SSTORE nonzero -> zero
let sstore_refunds = U256::from(schedule.sstore_refund_gas) * substate.refunds_count;
// refunds from contract suicides
let suicide_refunds = U256::from(schedule.suicide_refund_gas) * U256::from(substate.suicides.len());
// real ammount to refund
let gas_left = match &result { &Ok(x) => x, _ => x!(0) };
let refund = cmp::min(sstore_refunds + suicide_refunds, (t.gas - gas_left) / U256::from(2)) + gas_left;
let refund_value = refund * t.gas_price;
self.state.add_balance(&t.sender().unwrap(), &refund_value);
// fees earned by author
let fees = t.gas - refund;
let fees_value = fees * t.gas_price;
let author = &self.info.author;
self.state.add_balance(author, &fees_value);
println!("Compensating: fees: {}, fees_value: {}, author: {}", fees, fees_value, author);
// perform suicides
for address in substate.suicides.iter() {
println!("Killing {}", address);
self.state.kill_account(address);
}
let gas_used = t.gas - gas_left;
match result {
Err(evm::Error::Internal) => Err(ExecutionError::Internal),
Ok(gas_left) => {
let schedule = self.engine.schedule(self.info);
// refunds from SSTORE nonzero -> zero
let sstore_refunds = U256::from(schedule.sstore_refund_gas) * substate.refunds_count;
// refunds from contract suicides
let suicide_refunds = U256::from(schedule.suicide_refund_gas) * U256::from(substate.suicides.len());
// real ammount to refund
let refund = cmp::min(sstore_refunds + suicide_refunds, (t.gas - gas_left) / U256::from(2)) + gas_left;
let refund_value = refund * t.gas_price;
self.state.add_balance(&t.sender().unwrap(), &refund_value);
// fees earned by author
let fees = t.gas - refund;
let fees_value = fees * t.gas_price;
let author = &self.info.author;
self.state.add_balance(author, &fees_value);
// perform suicides
for address in substate.suicides.iter() {
self.state.kill_account(address);
}
let gas_used = t.gas - gas_left;
Ok(_) => {
Ok(Executed {
gas: t.gas,
gas_used: gas_used,