func (self *StateTransition) transitionState() (ret []byte, usedGas *big.Int, err error) { if err = self.preCheck(); err != nil { return } msg := self.msg sender, _ := self.From() // err checked in preCheck // Pay intrinsic gas if err = self.UseGas(IntrinsicGas(self.data)); err != nil { return nil, nil, InvalidTxError(err) } vmenv := self.env var ref vm.ContextRef if MessageCreatesContract(msg) { ret, err, ref = vmenv.Create(sender, self.data, self.gas, self.gasPrice, self.value) if err == nil { dataGas := big.NewInt(int64(len(ret))) dataGas.Mul(dataGas, params.CreateDataGas) if err := self.UseGas(dataGas); err == nil { ref.SetCode(ret) } else { ret = nil // does not affect consensus but useful for StateTests validations glog.V(logger.Core).Infoln("Insufficient gas for creating code. Require", dataGas, "and have", self.gas) } } glog.V(logger.Core).Infoln("VM create err:", err) } else { // Increment the nonce for the next transaction self.state.SetNonce(sender.Address(), sender.Nonce()+1) ret, err = vmenv.Call(sender, self.To().Address(), self.data, self.gas, self.gasPrice, self.value) glog.V(logger.Core).Infoln("VM call err:", err) } if err != nil && IsValueTransferErr(err) { return nil, nil, InvalidTxError(err) } // We aren't interested in errors here. Errors returned by the VM are non-consensus errors and therefor shouldn't bubble up if err != nil { err = nil } if vm.Debug { vm.StdErrFormat(vmenv.StructLogs()) } self.refundGas() self.state.AddBalance(self.env.Coinbase(), new(big.Int).Mul(self.gasUsed(), self.gasPrice)) return ret, self.gasUsed(), err }
func (self *StateTransition) transitionState() (ret []byte, usedGas *big.Int, err error) { if err = self.preCheck(); err != nil { return } var ( msg = self.msg sender = self.From() ) // Pay intrinsic gas if err = self.UseGas(IntrinsicGas(self.msg)); err != nil { return nil, nil, InvalidTxError(err) } vmenv := self.env var ref vm.ContextRef if MessageCreatesContract(msg) { ret, err, ref = vmenv.Create(sender, self.msg.Data(), self.gas, self.gasPrice, self.value) if err == nil { dataGas := big.NewInt(int64(len(ret))) dataGas.Mul(dataGas, params.CreateDataGas) if err := self.UseGas(dataGas); err == nil { ref.SetCode(ret) } else { glog.V(logger.Core).Infoln("Insufficient gas for creating code. Require", dataGas, "and have", self.gas) } } } else { // Increment the nonce for the next transaction self.state.SetNonce(sender.Address(), sender.Nonce()+1) ret, err = vmenv.Call(self.From(), self.To().Address(), self.msg.Data(), self.gas, self.gasPrice, self.value) } if err != nil && IsValueTransferErr(err) { return nil, nil, InvalidTxError(err) } self.refundGas() self.state.AddBalance(self.coinbase, new(big.Int).Mul(self.gasUsed(), self.gasPrice)) return ret, self.gasUsed(), err }