gaspersic/go-ethereum
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Minor updates on gas and removed/refactored old code.

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This commit is contained in:
obscuren
2014-12-20 02:21:13 +01:00
parent f5b8f3d41b
commit 1508a23a6f
6 changed files with 55 additions and 42 deletions
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25
core/state_transition.go
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@ -186,13 +186,13 @@ func (self *StateTransition) TransitionState() (ret []byte, err error) {
vmenv := self.VmEnv()
var ref vm.ClosureRef
if MessageCreatesContract(msg) {
self.rec = MakeContract(msg, self.state)
ret, err, ref = vmenv.Create(sender, self.rec.Address(), self.msg.Data(), self.gas, self.gasPrice, self.value)
contract := MakeContract(msg, self.state)
ret, err, ref = vmenv.Create(sender, contract.Address(), self.msg.Data(), self.gas, self.gasPrice, self.value)
if err == nil {
dataGas := big.NewInt(int64(len(ret)))
dataGas.Mul(dataGas, vm.GasCreateByte)
if err = self.UseGas(dataGas); err == nil {
//self.state.SetCode(ref.Address(), ret)
ref.SetCode(ret)
}
}
@ -218,20 +218,19 @@ func MakeContract(msg Message, state *state.StateDB) *state.StateObject {
}
func (self *StateTransition) RefundGas() {
coinbaseSub := new(big.Int).Set(self.gas)
uhalf := new(big.Int).Div(self.GasUsed(), ethutil.Big2)
for addr, ref := range self.state.Refunds() {
refund := ethutil.BigMin(uhalf, ref)
coinbaseSub.Add(self.gas, refund)
self.state.AddBalance([]byte(addr), refund.Mul(refund, self.msg.GasPrice()))
}
coinbase, sender := self.Coinbase(), self.From()
coinbase.RefundGas(coinbaseSub, self.msg.GasPrice())
// Return remaining gas
remaining := new(big.Int).Mul(self.gas, self.msg.GasPrice())
sender.AddAmount(remaining)
uhalf := new(big.Int).Div(self.GasUsed(), ethutil.Big2)
for addr, ref := range self.state.Refunds() {
refund := ethutil.BigMin(uhalf, ref)
self.gas.Add(self.gas, refund)
self.state.AddBalance([]byte(addr), refund.Mul(refund, self.msg.GasPrice()))
}
coinbase.RefundGas(self.gas, self.msg.GasPrice())
}
func (self *StateTransition) GasUsed() *big.Int {