func (self *StateObject) Copy() *StateObject {
stateObject := NewStateObject(self.Address())
stateObject.Balance.Set(self.Balance)
stateObject.CodeHash = ethutil.CopyBytes(self.CodeHash)
stateObject.Nonce = self.Nonce
if self.State != nil {
stateObject.State = self.State.Copy()
}
stateObject.Code = ethutil.CopyBytes(self.Code)
stateObject.InitCode = ethutil.CopyBytes(self.InitCode)
stateObject.storage = self.storage.Copy()
stateObject.gasPool.Set(self.gasPool)
return stateObject
}
func copyRoot(root interface{}) interface{} {
var prevRootCopy interface{}
if b, ok := root.([]byte); ok {
prevRootCopy = ethutil.CopyBytes(b)
} else {
prevRootCopy = root
}
return prevRootCopy
}
func (self *StateManager) ProcessTransactions(coinbase *ethstate.StateObject, state *ethstate.State, block, parent *Block, txs Transactions) (Receipts, Transactions, Transactions, error) {
var (
receipts Receipts
handled, unhandled Transactions
totalUsedGas = big.NewInt(0)
err error
)
done:
for i, tx := range txs {
txGas := new(big.Int).Set(tx.Gas)
cb := state.GetStateObject(coinbase.Address())
st := NewStateTransition(cb, tx, state, block)
err = st.TransitionState()
if err != nil {
statelogger.Infoln(err)
switch {
case IsNonceErr(err):
err = nil // ignore error
continue
case IsGasLimitErr(err):
unhandled = txs[i:]
break done
default:
statelogger.Infoln(err)
err = nil
//return nil, nil, nil, err
}
}
// Notify all subscribers
self.Ethereum.Reactor().Post("newTx:post", tx)
// Update the state with pending changes
state.Update()
txGas.Sub(txGas, st.gas)
accumelative := new(big.Int).Set(totalUsedGas.Add(totalUsedGas, txGas))
receipt := &Receipt{tx, ethutil.CopyBytes(state.Root().([]byte)), accumelative}
if i < len(block.Receipts()) {
original := block.Receipts()[i]
if !original.Cmp(receipt) {
return nil, nil, nil, fmt.Errorf("err diff #%d (r) %v ~ %x <=> (c) %v ~ %x (%x)\n", i+1, original.CumulativeGasUsed, original.PostState[0:4], receipt.CumulativeGasUsed, receipt.PostState[0:4], receipt.Tx.Hash())
}
}
receipts = append(receipts, receipt)
handled = append(handled, tx)
if ethutil.Config.Diff && ethutil.Config.DiffType == "all" {
state.CreateOutputForDiff()
}
}
parent.GasUsed = totalUsedGas
return receipts, handled, unhandled, err
}
