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-rw-r--r--ethchain/deprecated.go236
-rw-r--r--ethchain/state.go6
2 files changed, 2 insertions, 240 deletions
diff --git a/ethchain/deprecated.go b/ethchain/deprecated.go
deleted file mode 100644
index 0985fa25d..000000000
--- a/ethchain/deprecated.go
+++ /dev/null
@@ -1,236 +0,0 @@
-package ethchain
-
-import (
- "bytes"
- "fmt"
- "github.com/ethereum/eth-go/ethutil"
- "math/big"
-)
-
-func (sm *StateManager) MakeStateObject(state *State, tx *Transaction) *StateObject {
- contract := MakeContract(tx, state)
- if contract != nil {
- state.states[string(tx.CreationAddress())] = contract.state
-
- return contract
- }
-
- return nil
-}
-
-func (sm *StateManager) EvalScript(state *State, script []byte, object *StateObject, tx *Transaction, block *Block) (ret []byte, gas *big.Int, err error) {
- account := state.GetAccount(tx.Sender())
-
- err = account.ConvertGas(tx.Gas, tx.GasPrice)
- if err != nil {
- ethutil.Config.Log.Debugln(err)
- return
- }
-
- closure := NewClosure(account, object, script, state, tx.Gas, tx.GasPrice)
- vm := NewVm(state, sm, RuntimeVars{
- Origin: account.Address(),
- BlockNumber: block.BlockInfo().Number,
- PrevHash: block.PrevHash,
- Coinbase: block.Coinbase,
- Time: block.Time,
- Diff: block.Difficulty,
- Value: tx.Value,
- //Price: tx.GasPrice,
- })
- ret, gas, err = closure.Call(vm, tx.Data, nil)
-
- // Update the account (refunds)
- state.UpdateStateObject(account)
- state.UpdateStateObject(object)
-
- return
-}
-
-func (self *StateManager) ProcessTransaction(tx *Transaction, coinbase *StateObject, state *State, toContract bool) (gas *big.Int, err error) {
- fmt.Printf("state root before update %x\n", state.Root())
- defer func() {
- if r := recover(); r != nil {
- ethutil.Config.Log.Infoln(r)
- err = fmt.Errorf("%v", r)
- }
- }()
-
- gas = new(big.Int)
- addGas := func(g *big.Int) { gas.Add(gas, g) }
- addGas(GasTx)
-
- // Get the sender
- sender := state.GetAccount(tx.Sender())
-
- if sender.Nonce != tx.Nonce {
- err = NonceError(tx.Nonce, sender.Nonce)
- return
- }
-
- sender.Nonce += 1
- defer func() {
- //state.UpdateStateObject(sender)
- // Notify all subscribers
- self.Ethereum.Reactor().Post("newTx:post", tx)
- }()
-
- txTotalBytes := big.NewInt(int64(len(tx.Data)))
- //fmt.Println("txTotalBytes", txTotalBytes)
- //txTotalBytes.Div(txTotalBytes, ethutil.Big32)
- addGas(new(big.Int).Mul(txTotalBytes, GasData))
-
- rGas := new(big.Int).Set(gas)
- rGas.Mul(gas, tx.GasPrice)
-
- // Make sure there's enough in the sender's account. Having insufficient
- // funds won't invalidate this transaction but simple ignores it.
- totAmount := new(big.Int).Add(tx.Value, rGas)
- if sender.Amount.Cmp(totAmount) < 0 {
- state.UpdateStateObject(sender)
- err = fmt.Errorf("[TXPL] Insufficient amount in sender's (%x) account", tx.Sender())
- return
- }
-
- coinbase.BuyGas(gas, tx.GasPrice)
- state.UpdateStateObject(coinbase)
- fmt.Printf("1. root %x\n", state.Root())
-
- // Get the receiver
- receiver := state.GetAccount(tx.Recipient)
-
- // Send Tx to self
- if bytes.Compare(tx.Recipient, tx.Sender()) == 0 {
- // Subtract the fee
- sender.SubAmount(rGas)
- } else {
- // Subtract the amount from the senders account
- sender.SubAmount(totAmount)
- state.UpdateStateObject(sender)
- fmt.Printf("3. root %x\n", state.Root())
-
- // Add the amount to receivers account which should conclude this transaction
- receiver.AddAmount(tx.Value)
- state.UpdateStateObject(receiver)
- fmt.Printf("2. root %x\n", state.Root())
- }
-
- ethutil.Config.Log.Infof("[TXPL] Processed Tx %x\n", tx.Hash())
-
- return
-}
-
-func (sm *StateManager) ApplyTransaction(coinbase []byte, state *State, block *Block, tx *Transaction) (totalGasUsed *big.Int, err error) {
- /*
- Applies transactions to the given state and creates new
- state objects where needed.
-
- If said objects needs to be created
- run the initialization script provided by the transaction and
- assume there's a return value. The return value will be set to
- the script section of the state object.
- */
- var (
- addTotalGas = func(gas *big.Int) { totalGasUsed.Add(totalGasUsed, gas) }
- gas = new(big.Int)
- script []byte
- )
- totalGasUsed = big.NewInt(0)
- snapshot := state.Snapshot()
-
- ca := state.GetAccount(coinbase)
- // Apply the transaction to the current state
- gas, err = sm.ProcessTransaction(tx, ca, state, false)
- addTotalGas(gas)
- fmt.Println("gas used by tx", gas)
-
- if tx.CreatesContract() {
- if err == nil {
- // Create a new state object and the transaction
- // as it's data provider.
- contract := sm.MakeStateObject(state, tx)
- if contract != nil {
- fmt.Println(Disassemble(contract.Init()))
- // Evaluate the initialization script
- // and use the return value as the
- // script section for the state object.
- script, gas, err = sm.EvalScript(state, contract.Init(), contract, tx, block)
- fmt.Println("gas used by eval", gas)
- addTotalGas(gas)
- fmt.Println("total =", totalGasUsed)
-
- fmt.Println("script len =", len(script))
-
- if err != nil {
- err = fmt.Errorf("[STATE] Error during init script run %v", err)
- return
- }
- contract.script = script
- state.UpdateStateObject(contract)
- } else {
- err = fmt.Errorf("[STATE] Unable to create contract")
- }
- } else {
- err = fmt.Errorf("[STATE] contract creation tx: %v for sender %x", err, tx.Sender())
- }
- } else {
- // Find the state object at the "recipient" address. If
- // there's an object attempt to run the script.
- stateObject := state.GetStateObject(tx.Recipient)
- if err == nil && stateObject != nil && len(stateObject.Script()) > 0 {
- _, gas, err = sm.EvalScript(state, stateObject.Script(), stateObject, tx, block)
- addTotalGas(gas)
- }
- }
-
- parent := sm.bc.GetBlock(block.PrevHash)
- total := new(big.Int).Add(block.GasUsed, totalGasUsed)
- limit := block.CalcGasLimit(parent)
- if total.Cmp(limit) > 0 {
- state.Revert(snapshot)
- err = GasLimitError(total, limit)
- }
-
- return
-}
-
-// Apply transactions uses the transaction passed to it and applies them onto
-// the current processing state.
-func (sm *StateManager) ApplyTransactions(coinbase []byte, state *State, block *Block, txs []*Transaction) ([]*Receipt, []*Transaction) {
- // Process each transaction/contract
- var receipts []*Receipt
- var validTxs []*Transaction
- var ignoredTxs []*Transaction // Transactions which go over the gasLimit
-
- totalUsedGas := big.NewInt(0)
-
- for _, tx := range txs {
- usedGas, err := sm.ApplyTransaction(coinbase, state, block, tx)
- if err != nil {
- if IsNonceErr(err) {
- continue
- }
- if IsGasLimitErr(err) {
- ignoredTxs = append(ignoredTxs, tx)
- // We need to figure out if we want to do something with thse txes
- ethutil.Config.Log.Debugln("Gastlimit:", err)
- continue
- }
-
- ethutil.Config.Log.Infoln(err)
- }
-
- accumelative := new(big.Int).Set(totalUsedGas.Add(totalUsedGas, usedGas))
- receipt := &Receipt{tx, ethutil.CopyBytes(state.Root().([]byte)), accumelative}
-
- receipts = append(receipts, receipt)
- validTxs = append(validTxs, tx)
- }
-
- fmt.Println("################# MADE\n", receipts, "\n############################")
-
- // Update the total gas used for the block (to be mined)
- block.GasUsed = totalUsedGas
-
- return receipts, validTxs
-}
diff --git a/ethchain/state.go b/ethchain/state.go
index f5a3d3071..993f1fb08 100644
--- a/ethchain/state.go
+++ b/ethchain/state.go
@@ -13,8 +13,6 @@ import (
type State struct {
// The trie for this structure
trie *ethutil.Trie
- // Nested states
- states map[string]*State
stateObjects map[string]*StateObject
@@ -23,7 +21,7 @@ type State struct {
// Create a new state from a given trie
func NewState(trie *ethutil.Trie) *State {
- return &State{trie: trie, states: make(map[string]*State), stateObjects: make(map[string]*StateObject), manifest: NewManifest()}
+ return &State{trie: trie, stateObjects: make(map[string]*StateObject), manifest: NewManifest()}
}
// Resets the trie and all siblings
@@ -155,7 +153,7 @@ func (s *State) Snapshot() *State {
func (s *State) Revert(snapshot *State) {
s.trie = snapshot.trie
- s.states = snapshot.states
+ s.stateObjects = snapshot.stateObjects
}
func (s *State) Put(key, object []byte) {