Moved ethutil => common

Godeps/_workspace/src/github.com/ethereum/ethash/ethash.go

@@ -32,7 +32,7 @@ import (
 	"unsafe"
 
 	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/pow"
 )
@@ -337,7 +337,7 @@ func (pow *Ethash) Search(block pow.Block, stop <-chan struct{}) (uint64, []byte
 			pow.HashRate = int64(hashes)
 
 			C.ethash_full(&ret, pow.dag.dag, pow.dag.paramsAndCache.params, cMiningHash, C.uint64_t(nonce))
-			result := ethutil.Bytes2Big(C.GoBytes(unsafe.Pointer(&ret.result[0]), C.int(32)))
+			result := common.Bytes2Big(C.GoBytes(unsafe.Pointer(&ret.result[0]), C.int(32)))
 
 			// TODO: disagrees with the spec https://github.com/ethereum/wiki/wiki/Ethash#mining
 			if result.Cmp(target) <= 0 {
@@ -402,7 +402,7 @@ func (pow *Ethash) verify(hash []byte, mixDigest []byte, difficulty *big.Int, bl
 
 	C.ethash_light(ret, pAc.cache, pAc.params, chash, cnonce)
 
-	result := ethutil.Bytes2Big(C.GoBytes(unsafe.Pointer(&ret.result[0]), C.int(32)))
+	result := common.Bytes2Big(C.GoBytes(unsafe.Pointer(&ret.result[0]), C.int(32)))
 	return result.Cmp(target) <= 0
 }
 

accounts/abi/numbers.go

@@ -4,7 +4,7 @@ import (
 	"math/big"
 	"reflect"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 var big_t = reflect.TypeOf(&big.Int{})
@@ -38,13 +38,13 @@ var big_ts = reflect.TypeOf([]*big.Int(nil))
 
 // U256 will ensure unsigned 256bit on big nums
 func U256(n *big.Int) []byte {
-	return ethutil.LeftPadBytes(ethutil.U256(n).Bytes(), 32)
+	return common.LeftPadBytes(common.U256(n).Bytes(), 32)
 }
 
 func S256(n *big.Int) []byte {
-	sint := ethutil.S256(n)
-	ret := ethutil.LeftPadBytes(sint.Bytes(), 32)
-	if sint.Cmp(ethutil.Big0) < 0 {
+	sint := common.S256(n)
+	ret := common.LeftPadBytes(sint.Bytes(), 32)
+	if sint.Cmp(common.Big0) < 0 {
 		for i, b := range ret {
 			if b == 0 {
 				ret[i] = 1

accounts/abi/type.go

@@ -6,7 +6,7 @@ import (
 	"regexp"
 	"strconv"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 const (
@@ -157,7 +157,7 @@ func (t Type) pack(v interface{}) ([]byte, error) {
 		if t.Size > -1 && value.Len() > t.Size {
 			return nil, fmt.Errorf("%v out of bound. %d for %d", value.Kind(), value.Len(), t.Size)
 		}
-		return []byte(ethutil.LeftPadString(t.String(), 32)), nil
+		return []byte(common.LeftPadString(t.String(), 32)), nil
 	case reflect.Slice:
 		if t.Size > -1 && value.Len() > t.Size {
 			return nil, fmt.Errorf("%v out of bound. %d for %d", value.Kind(), value.Len(), t.Size)
@@ -165,7 +165,7 @@ func (t Type) pack(v interface{}) ([]byte, error) {
 
 		// Address is a special slice. The slice acts as one rather than a list of elements.
 		if t.T == AddressTy {
-			return ethutil.LeftPadBytes(v.([]byte), 32), nil
+			return common.LeftPadBytes(v.([]byte), 32), nil
 		}
 
 		// Signed / Unsigned check
@@ -180,9 +180,9 @@ func (t Type) pack(v interface{}) ([]byte, error) {
 		return packed, nil
 	case reflect.Bool:
 		if value.Bool() {
-			return ethutil.LeftPadBytes(ethutil.Big1.Bytes(), 32), nil
+			return common.LeftPadBytes(common.Big1.Bytes(), 32), nil
 		} else {
-			return ethutil.LeftPadBytes(ethutil.Big0.Bytes(), 32), nil
+			return common.LeftPadBytes(common.Big0.Bytes(), 32), nil
 		}
 	}
 

blockpool/blockpool_test.go

@@ -6,7 +6,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/blockpool/test"
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 func TestPeerWithKnownBlock(t *testing.T) {
@@ -69,9 +69,9 @@ func TestPeerPromotionByOptionalTdOnBlock(t *testing.T) {
 	hashes := blockPoolTester.hashPool.IndexesToHashes([]int{2, 3})
 	peer1.waitBlocksRequests(3)
 	blockPool.AddBlock(&types.Block{
-		HeaderHash:       ethutil.Bytes(hashes[1]),
-		ParentHeaderHash: ethutil.Bytes(hashes[0]),
-		Td:               ethutil.Big3,
+		HeaderHash:       common.Bytes(hashes[1]),
+		ParentHeaderHash: common.Bytes(hashes[0]),
+		Td:               common.Big3,
 	}, "peer1")
 
 	blockPool.RemovePeer("peer2")

blockpool/blockpool_util_test.go

@@ -10,7 +10,7 @@ import (
 	"github.com/ethereum/go-ethereum/blockpool/test"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/errs"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/pow"
 )
 
@@ -315,7 +315,7 @@ func (self *peerTester) sendBlocks(indexes ...int) {
 	hashes := self.hashPool.IndexesToHashes(indexes)
 	for i := 1; i < len(hashes); i++ {
 		fmt.Printf("adding block %v %x\n", indexes[i], hashes[i][:4])
-		self.blockPool.AddBlock(&types.Block{HeaderHash: ethutil.Bytes(hashes[i]), ParentHeaderHash: ethutil.Bytes(hashes[i-1])}, self.id)
+		self.blockPool.AddBlock(&types.Block{HeaderHash: common.Bytes(hashes[i]), ParentHeaderHash: common.Bytes(hashes[i-1])}, self.id)
 	}
 }
 

blockpool/peers.go

@@ -10,7 +10,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/errs"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 type peer struct {
@@ -230,7 +230,7 @@ func (self *peers) addPeer(
 		}
 		best = true
 	} else {
-		currentTD := ethutil.Big0
+		currentTD := common.Big0
 		if self.best != nil {
 			currentTD = self.best.td
 		}
@@ -264,7 +264,7 @@ func (self *peers) removePeer(id string) {
 	if self.best == p {
 		var newp *peer
 		// FIXME: own TD
-		max := ethutil.Big0
+		max := common.Big0
 		// peer with the highest self-acclaimed TD is chosen
 		for _, pp := range self.peers {
 			if pp.td.Cmp(max) > 0 {

cmd/disasm/main.go

@@ -5,7 +5,7 @@ import (
 	"io/ioutil"
 	"os"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/vm"
 )
 
@@ -15,7 +15,7 @@ func main() {
 		fmt.Println(err)
 		os.Exit(1)
 	}
-	code = ethutil.Hex2Bytes(string(code[:len(code)-1]))
+	code = common.Hex2Bytes(string(code[:len(code)-1]))
 	fmt.Printf("%x\n", code)
 
 	for pc := uint64(0); pc < uint64(len(code)); pc++ {

cmd/ethereum/blocktest.go

@@ -7,7 +7,7 @@ import (
 	"github.com/ethereum/go-ethereum/cmd/utils"
 	"github.com/ethereum/go-ethereum/eth"
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/tests"
 )
 
@@ -41,7 +41,7 @@ func runblocktest(ctx *cli.Context) {
 	}
 
 	cfg := utils.MakeEthConfig(ClientIdentifier, Version, ctx)
-	cfg.NewDB = func(path string) (ethutil.Database, error) { return ethdb.NewMemDatabase() }
+	cfg.NewDB = func(path string) (common.Database, error) { return ethdb.NewMemDatabase() }
 	ethereum, err := eth.New(cfg)
 	if err != nil {
 		utils.Fatalf("%v", err)

cmd/ethereum/js.go

@@ -27,7 +27,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/eth"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/javascript"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/xeth"
@@ -226,7 +226,7 @@ func (self *jsre) dump(call otto.FunctionCall) otto.Value {
 			block = self.ethereum.ChainManager().GetBlockByNumber(uint64(num))
 		} else if call.Argument(0).IsString() {
 			hash, _ := call.Argument(0).ToString()
-			block = self.ethereum.ChainManager().GetBlock(ethutil.Hex2Bytes(hash))
+			block = self.ethereum.ChainManager().GetBlock(common.Hex2Bytes(hash))
 		} else {
 			fmt.Println("invalid argument for dump. Either hex string or number")
 		}
@@ -285,7 +285,7 @@ func (self *jsre) export(call otto.FunctionCall) otto.Value {
 
 	data := self.ethereum.ChainManager().Export()
 
-	if err := ethutil.WriteFile(fn, data); err != nil {
+	if err := common.WriteFile(fn, data); err != nil {
 		fmt.Println(err)
 		return otto.FalseValue()
 	}

cmd/ethereum/main.go

@@ -33,7 +33,7 @@ import (
 	"github.com/ethereum/go-ethereum/cmd/utils"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/eth"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/peterh/liner"
@@ -200,7 +200,7 @@ func startEth(ctx *cli.Context, eth *eth.Ethereum) {
 		}
 		am := eth.AccountManager()
 		// Attempt to unlock the account
-		err := am.Unlock(ethutil.FromHex(split[0]), split[1])
+		err := am.Unlock(common.FromHex(split[0]), split[1])
 		if err != nil {
 			utils.Fatalf("Unlock account failed '%v'", err)
 		}
@@ -284,7 +284,7 @@ func dump(ctx *cli.Context) {
 	for _, arg := range ctx.Args() {
 		var block *types.Block
 		if hashish(arg) {
-			block = chainmgr.GetBlock(ethutil.Hex2Bytes(arg))
+			block = chainmgr.GetBlock(common.Hex2Bytes(arg))
 		} else {
 			num, _ := strconv.Atoi(arg)
 			block = chainmgr.GetBlockByNumber(uint64(num))

cmd/ethtest/main.go

@@ -34,7 +34,7 @@ import (
 	"strings"
 
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/tests/helper"
@@ -48,13 +48,13 @@ type Log struct {
 	BloomF   string   `json:"bloom"`
 }
 
-func (self Log) Address() []byte      { return ethutil.Hex2Bytes(self.AddressF) }
-func (self Log) Data() []byte         { return ethutil.Hex2Bytes(self.DataF) }
+func (self Log) Address() []byte      { return common.Hex2Bytes(self.AddressF) }
+func (self Log) Data() []byte         { return common.Hex2Bytes(self.DataF) }
 func (self Log) RlpData() interface{} { return nil }
 func (self Log) Topics() [][]byte {
 	t := make([][]byte, len(self.TopicsF))
 	for i, topic := range self.TopicsF {
-		t[i] = ethutil.Hex2Bytes(topic)
+		t[i] = common.Hex2Bytes(topic)
 	}
 	return t
 }
@@ -66,15 +66,15 @@ type Account struct {
 	Storage map[string]string
 }
 
-func StateObjectFromAccount(db ethutil.Database, addr string, account Account) *state.StateObject {
-	obj := state.NewStateObject(ethutil.Hex2Bytes(addr), db)
-	obj.SetBalance(ethutil.Big(account.Balance))
+func StateObjectFromAccount(db common.Database, addr string, account Account) *state.StateObject {
+	obj := state.NewStateObject(common.Hex2Bytes(addr), db)
+	obj.SetBalance(common.Big(account.Balance))
 
-	if ethutil.IsHex(account.Code) {
+	if common.IsHex(account.Code) {
 		account.Code = account.Code[2:]
 	}
-	obj.SetCode(ethutil.Hex2Bytes(account.Code))
-	obj.SetNonce(ethutil.Big(account.Nonce).Uint64())
+	obj.SetCode(common.Hex2Bytes(account.Code))
+	obj.SetNonce(common.Big(account.Nonce).Uint64())
 
 	return obj
 }
@@ -147,8 +147,8 @@ func RunVmTest(r io.Reader) (failed int) {
 			}
 
 			if len(test.Exec) == 0 {
-				if obj.Balance().Cmp(ethutil.Big(account.Balance)) != 0 {
-					fmt.Printf("FAIL: %s's : (%x) balance failed. Expected %v, got %v => %v\n", name, obj.Address()[:4], account.Balance, obj.Balance(), new(big.Int).Sub(ethutil.Big(account.Balance), obj.Balance()))
+				if obj.Balance().Cmp(common.Big(account.Balance)) != 0 {
+					fmt.Printf("FAIL: %s's : (%x) balance failed. Expected %v, got %v => %v\n", name, obj.Address()[:4], account.Balance, obj.Balance(), new(big.Int).Sub(common.Big(account.Balance), obj.Balance()))
 					failed = 1
 				}
 			}
@@ -158,13 +158,13 @@ func RunVmTest(r io.Reader) (failed int) {
 				vexp := helper.FromHex(value)
 
 				if bytes.Compare(v, vexp) != 0 {
-					fmt.Printf("FAIL: %s's : (%x: %s) storage failed. Expected %x, got %x (%v %v)\n", name, obj.Address()[0:4], addr, vexp, v, ethutil.BigD(vexp), ethutil.BigD(v))
+					fmt.Printf("FAIL: %s's : (%x: %s) storage failed. Expected %x, got %x (%v %v)\n", name, obj.Address()[0:4], addr, vexp, v, common.BigD(vexp), common.BigD(v))
 					failed = 1
 				}
 			}
 		}
 
-		if !bytes.Equal(ethutil.Hex2Bytes(test.PostStateRoot), statedb.Root()) {
+		if !bytes.Equal(common.Hex2Bytes(test.PostStateRoot), statedb.Root()) {
 			fmt.Printf("FAIL: %s's : Post state root error. Expected %s, got %x\n", name, test.PostStateRoot, statedb.Root())
 			failed = 1
 		}
@@ -178,8 +178,8 @@ func RunVmTest(r io.Reader) (failed int) {
 					fmt.Println("A", test.Logs)
 					fmt.Println("B", logs)
 						for i, log := range test.Logs {
-							genBloom := ethutil.LeftPadBytes(types.LogsBloom(state.Logs{logs[i]}).Bytes(), 256)
-							if !bytes.Equal(genBloom, ethutil.Hex2Bytes(log.BloomF)) {
+							genBloom := common.LeftPadBytes(types.LogsBloom(state.Logs{logs[i]}).Bytes(), 256)
+							if !bytes.Equal(genBloom, common.Hex2Bytes(log.BloomF)) {
 								t.Errorf("bloom mismatch")
 							}
 						}

cmd/evm/main.go

@@ -33,7 +33,7 @@ import (
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/vm"
@@ -63,13 +63,13 @@ func main() {
 	statedb := state.New(nil, db)
 	sender := statedb.NewStateObject([]byte("sender"))
 	receiver := statedb.NewStateObject([]byte("receiver"))
-	receiver.SetCode(ethutil.Hex2Bytes(*code))
+	receiver.SetCode(common.Hex2Bytes(*code))
 
-	vmenv := NewEnv(statedb, []byte("evmuser"), ethutil.Big(*value))
+	vmenv := NewEnv(statedb, []byte("evmuser"), common.Big(*value))
 
 	tstart := time.Now()
 
-	ret, e := vmenv.Call(sender, receiver.Address(), ethutil.Hex2Bytes(*data), ethutil.Big(*gas), ethutil.Big(*price), ethutil.Big(*value))
+	ret, e := vmenv.Call(sender, receiver.Address(), common.Hex2Bytes(*data), common.Big(*gas), common.Big(*price), common.Big(*value))
 
 	logger.Flush()
 	if e != nil {
@@ -117,11 +117,11 @@ func NewEnv(state *state.StateDB, transactor []byte, value *big.Int) *VMEnv {
 
 func (self *VMEnv) State() *state.StateDB { return self.state }
 func (self *VMEnv) Origin() []byte        { return self.transactor }
-func (self *VMEnv) BlockNumber() *big.Int { return ethutil.Big0 }
+func (self *VMEnv) BlockNumber() *big.Int { return common.Big0 }
 func (self *VMEnv) PrevHash() []byte      { return make([]byte, 32) }
 func (self *VMEnv) Coinbase() []byte      { return self.transactor }
 func (self *VMEnv) Time() int64           { return self.time }
-func (self *VMEnv) Difficulty() *big.Int  { return ethutil.Big1 }
+func (self *VMEnv) Difficulty() *big.Int  { return common.Big1 }
 func (self *VMEnv) BlockHash() []byte     { return make([]byte, 32) }
 func (self *VMEnv) Value() *big.Int       { return self.value }
 func (self *VMEnv) GasLimit() *big.Int    { return big.NewInt(1000000000) }

cmd/mist/bindings.go

@@ -27,7 +27,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/cmd/utils"
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/state"
 )
 
@@ -39,13 +39,13 @@ type plugin struct {
 func (gui *Gui) Transact(from, recipient, value, gas, gasPrice, d string) (string, error) {
 	var data string
 	if len(recipient) == 0 {
-		code, err := ethutil.Compile(d, false)
+		code, err := common.Compile(d, false)
 		if err != nil {
 			return "", err
 		}
-		data = ethutil.Bytes2Hex(code)
+		data = common.Bytes2Hex(code)
 	} else {
-		data = ethutil.Bytes2Hex(utils.FormatTransactionData(d))
+		data = common.Bytes2Hex(utils.FormatTransactionData(d))
 	}
 
 	return gui.xeth.Transact(from, recipient, value, gas, gasPrice, data)
@@ -55,14 +55,14 @@ func (self *Gui) AddPlugin(pluginPath string) {
 	self.plugins[pluginPath] = plugin{Name: pluginPath, Path: pluginPath}
 
 	json, _ := json.MarshalIndent(self.plugins, "", "    ")
-	ethutil.WriteFile(self.eth.DataDir+"/plugins.json", json)
+	common.WriteFile(self.eth.DataDir+"/plugins.json", json)
 }
 
 func (self *Gui) RemovePlugin(pluginPath string) {
 	delete(self.plugins, pluginPath)
 
 	json, _ := json.MarshalIndent(self.plugins, "", "    ")
-	ethutil.WriteFile(self.eth.DataDir+"/plugins.json", json)
+	common.WriteFile(self.eth.DataDir+"/plugins.json", json)
 }
 
 func (self *Gui) DumpState(hash, path string) {
@@ -76,7 +76,7 @@ func (self *Gui) DumpState(hash, path string) {
 			i, _ := strconv.Atoi(hash[1:])
 			block = self.eth.ChainManager().GetBlockByNumber(uint64(i))
 		} else {
-			block = self.eth.ChainManager().GetBlock(ethutil.Hex2Bytes(hash))
+			block = self.eth.ChainManager().GetBlock(common.Hex2Bytes(hash))
 		}
 
 		if block == nil {

cmd/mist/gui.go

@@ -37,7 +37,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/eth"
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/ui/qt/qwhisper"
 	"github.com/ethereum/go-ethereum/xeth"
@@ -93,7 +93,7 @@ func NewWindow(ethereum *eth.Ethereum) *Gui {
 		plugins:       make(map[string]plugin),
 		serviceEvents: make(chan ServEv, 1),
 	}
-	data, _ := ethutil.ReadAllFile(path.Join(ethereum.DataDir, "plugins.json"))
+	data, _ := common.ReadAllFile(path.Join(ethereum.DataDir, "plugins.json"))
 	json.Unmarshal([]byte(data), &gui.plugins)
 
 	return gui
@@ -200,7 +200,7 @@ func (gui *Gui) loadAddressBook() {
 			it := nameReg.Trie().Iterator()
 			for it.Next() {
 				if it.Key[0] != 0 {
-					view.Call("addAddress", struct{ Name, Address string }{string(it.Key), ethutil.Bytes2Hex(it.Value)})
+					view.Call("addAddress", struct{ Name, Address string }{string(it.Key), common.Bytes2Hex(it.Value)})
 				}
 
 			}
@@ -221,7 +221,7 @@ func (self *Gui) loadMergedMiningOptions() {
 					Checked       bool
 					Name, Address string
 					Id, ItemId    int
-				}{false, string(it.Key), ethutil.Bytes2Hex(it.Value), 0, i})
+				}{false, string(it.Key), common.Bytes2Hex(it.Value), 0, i})
 
 				i++
 
@@ -240,8 +240,8 @@ func (gui *Gui) insertTransaction(window string, tx *types.Transaction) {
 
 	var (
 		ptx  = xeth.NewTx(tx)
-		send = ethutil.Bytes2Hex(tx.From())
-		rec  = ethutil.Bytes2Hex(tx.To())
+		send = common.Bytes2Hex(tx.From())
+		rec  = common.Bytes2Hex(tx.To())
 	)
 	ptx.Sender = send
 	ptx.Address = rec
@@ -265,7 +265,7 @@ func (gui *Gui) readPreviousTransactions() {
 }
 
 func (gui *Gui) processBlock(block *types.Block, initial bool) {
-	name := ethutil.Bytes2Hex(block.Coinbase())
+	name := common.Bytes2Hex(block.Coinbase())
 	b := xeth.NewBlock(block)
 	b.Name = name
 
@@ -279,10 +279,10 @@ func (gui *Gui) setWalletValue(amount, unconfirmedFunds *big.Int) {
 		if unconfirmedFunds.Cmp(big.NewInt(0)) < 0 {
 			pos = "-"
 		}
-		val := ethutil.CurrencyToString(new(big.Int).Abs(ethutil.BigCopy(unconfirmedFunds)))
-		str = fmt.Sprintf("%v (%s %v)", ethutil.CurrencyToString(amount), pos, val)
+		val := common.CurrencyToString(new(big.Int).Abs(common.BigCopy(unconfirmedFunds)))
+		str = fmt.Sprintf("%v (%s %v)", common.CurrencyToString(amount), pos, val)
 	} else {
-		str = fmt.Sprintf("%v", ethutil.CurrencyToString(amount))
+		str = fmt.Sprintf("%v", common.CurrencyToString(amount))
 	}
 
 	gui.win.Root().Call("setWalletValue", str)

cmd/mist/html_container.go

@@ -30,7 +30,7 @@ import (
 	"path/filepath"
 
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/xeth"
 	"github.com/howeyc/fsnotify"
 	"github.com/obscuren/qml"
@@ -62,7 +62,7 @@ func (app *HtmlApplication) Create() error {
 		return errors.New("Ethereum package not yet supported")
 
 		// TODO
-		//ethutil.OpenPackage(app.path)
+		//common.OpenPackage(app.path)
 	}
 
 	win := component.CreateWindow(nil)
@@ -80,7 +80,7 @@ func (app *HtmlApplication) RootFolder() string {
 	if err != nil {
 		return ""
 	}
-	return path.Dir(ethutil.WindonizePath(folder.RequestURI()))
+	return path.Dir(common.WindonizePath(folder.RequestURI()))
 }
 func (app *HtmlApplication) RecursiveFolders() []os.FileInfo {
 	files, _ := ioutil.ReadDir(app.RootFolder())
@@ -139,7 +139,7 @@ func (app *HtmlApplication) Window() *qml.Window {
 }
 
 func (app *HtmlApplication) NewBlock(block *types.Block) {
-	b := &xeth.Block{Number: int(block.NumberU64()), Hash: ethutil.Bytes2Hex(block.Hash())}
+	b := &xeth.Block{Number: int(block.NumberU64()), Hash: common.Bytes2Hex(block.Hash())}
 	app.webView.Call("onNewBlockCb", b)
 }
 

cmd/mist/main.go

@@ -29,7 +29,7 @@ import (
 	"github.com/codegangsta/cli"
 	"github.com/ethereum/go-ethereum/cmd/utils"
 	"github.com/ethereum/go-ethereum/eth"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/ui/qt/webengine"
 	"github.com/obscuren/qml"
@@ -45,7 +45,7 @@ var (
 	assetPathFlag = cli.StringFlag{
 		Name:  "asset_path",
 		Usage: "absolute path to GUI assets directory",
-		Value: ethutil.DefaultAssetPath(),
+		Value: common.DefaultAssetPath(),
 	}
 )
 

cmd/mist/qml_container.go

@@ -25,7 +25,7 @@ import (
 	"runtime"
 
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/xeth"
 	"github.com/obscuren/qml"
 )
@@ -68,7 +68,7 @@ func (app *QmlApplication) NewWatcher(quitChan chan bool) {
 
 // Events
 func (app *QmlApplication) NewBlock(block *types.Block) {
-	pblock := &xeth.Block{Number: int(block.NumberU64()), Hash: ethutil.Bytes2Hex(block.Hash())}
+	pblock := &xeth.Block{Number: int(block.NumberU64()), Hash: common.Bytes2Hex(block.Hash())}
 	app.win.Call("onNewBlockCb", pblock)
 }
 

cmd/mist/ui_lib.go

@@ -27,7 +27,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/eth"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event/filter"
 	"github.com/ethereum/go-ethereum/javascript"
 	"github.com/ethereum/go-ethereum/xeth"
@@ -69,7 +69,7 @@ func (self *UiLib) Notef(args []interface{}) {
 }
 
 func (self *UiLib) ImportTx(rlpTx string) {
-	tx := types.NewTransactionFromBytes(ethutil.Hex2Bytes(rlpTx))
+	tx := types.NewTransactionFromBytes(common.Hex2Bytes(rlpTx))
 	err := self.eth.TxPool().Add(tx)
 	if err != nil {
 		guilogger.Infoln("import tx failed ", err)
@@ -138,12 +138,12 @@ func (self *UiLib) Transact(params map[string]interface{}) (string, error) {
 }
 
 func (self *UiLib) Compile(code string) (string, error) {
-	bcode, err := ethutil.Compile(code, false)
+	bcode, err := common.Compile(code, false)
 	if err != nil {
 		return err.Error(), err
 	}
 
-	return ethutil.Bytes2Hex(bcode), err
+	return common.Bytes2Hex(bcode), err
 }
 
 func (self *UiLib) Call(params map[string]interface{}) (string, error) {
@@ -163,8 +163,8 @@ func (self *UiLib) AddLocalTransaction(to, data, gas, gasPrice, value string) in
 	return 0
 	/*
 		return self.miner.AddLocalTx(&miner.LocalTx{
-			To:       ethutil.Hex2Bytes(to),
-			Data:     ethutil.Hex2Bytes(data),
+			To:       common.Hex2Bytes(to),
+			Data:     common.Hex2Bytes(data),
 			Gas:      gas,
 			GasPrice: gasPrice,
 			Value:    value,
@@ -187,7 +187,7 @@ func (self *UiLib) ToggleMining() bool {
 }
 
 func (self *UiLib) ToHex(data string) string {
-	return "0x" + ethutil.Bytes2Hex([]byte(data))
+	return "0x" + common.Bytes2Hex([]byte(data))
 }
 
 func (self *UiLib) ToAscii(data string) string {
@@ -195,7 +195,7 @@ func (self *UiLib) ToAscii(data string) string {
 	if len(data) > 1 && data[0:2] == "0x" {
 		start = 2
 	}
-	return string(ethutil.Hex2Bytes(data[start:]))
+	return string(common.Hex2Bytes(data[start:]))
 }
 
 /// Ethereum filter methods
@@ -223,7 +223,7 @@ func (self *UiLib) NewFilterString(typ string, view *qml.Common) (id int) {
 	return 0
 }
 
-func (self *UiLib) Messages(id int) *ethutil.List {
+func (self *UiLib) Messages(id int) *common.List {
 	/* TODO remove me
 	filter := self.filterManager.GetFilter(id)
 	if filter != nil {
@@ -233,7 +233,7 @@ func (self *UiLib) Messages(id int) *ethutil.List {
 	}
 	*/
 
-	return ethutil.EmptyList()
+	return common.EmptyList()
 }
 
 func (self *UiLib) ReadFile(p string) string {
@@ -275,14 +275,14 @@ func mapToTxParams(object map[string]interface{}) map[string]string {
 	}
 
 	for _, str := range data {
-		if ethutil.IsHex(str) {
+		if common.IsHex(str) {
 			str = str[2:]
 
 			if len(str) != 64 {
-				str = ethutil.LeftPadString(str, 64)
+				str = common.LeftPadString(str, 64)
 			}
 		} else {
-			str = ethutil.Bytes2Hex(ethutil.LeftPadBytes(ethutil.Big(str).Bytes(), 32))
+			str = common.Bytes2Hex(common.LeftPadBytes(common.Big(str).Bytes(), 32))
 		}
 
 		dataStr += str

cmd/utils/cmd.go

@@ -30,7 +30,7 @@ import (
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/eth"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/rlp"
 )
@@ -62,7 +62,7 @@ func RunInterruptCallbacks(sig os.Signal) {
 }
 
 func openLogFile(Datadir string, filename string) *os.File {
-	path := ethutil.AbsolutePath(Datadir, filename)
+	path := common.AbsolutePath(Datadir, filename)
 	file, err := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
 	if err != nil {
 		panic(fmt.Sprintf("error opening log file '%s': %v", filename, err))
@@ -132,10 +132,10 @@ func StartEthereumForTest(ethereum *eth.Ethereum) {
 }
 
 func FormatTransactionData(data string) []byte {
-	d := ethutil.StringToByteFunc(data, func(s string) (ret []byte) {
+	d := common.StringToByteFunc(data, func(s string) (ret []byte) {
 		slice := regexp.MustCompile("\\n|\\s").Split(s, 1000000000)
 		for _, dataItem := range slice {
-			d := ethutil.FormatData(dataItem)
+			d := common.FormatData(dataItem)
 			ret = append(ret, d...)
 		}
 		return
@@ -171,7 +171,7 @@ func ExportChain(chainmgr *core.ChainManager, fn string) error {
 
 	data := chainmgr.Export()
 
-	if err := ethutil.WriteFile(fn, data); err != nil {
+	if err := common.WriteFile(fn, data); err != nil {
 		return err
 	}
 	fmt.Printf("exported blockchain\n")

cmd/utils/flags.go

@@ -15,7 +15,7 @@ import (
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/eth"
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/p2p/nat"
@@ -87,7 +87,7 @@ var (
 	DataDirFlag = cli.StringFlag{
 		Name:  "datadir",
 		Usage: "Data directory to be used",
-		Value: ethutil.DefaultDataDir(),
+		Value: common.DefaultDataDir(),
 	}
 	MinerThreadsFlag = cli.IntFlag{
 		Name:  "minerthreads",
@@ -193,7 +193,7 @@ func GetNodeKey(ctx *cli.Context) (key *ecdsa.PrivateKey) {
 
 func MakeEthConfig(clientID, version string, ctx *cli.Context) *eth.Config {
 	return &eth.Config{
-		Name:           ethutil.MakeName(clientID, version),
+		Name:           common.MakeName(clientID, version),
 		DataDir:        ctx.GlobalString(DataDirFlag.Name),
 		LogFile:        ctx.GlobalString(LogFileFlag.Name),
 		LogLevel:       ctx.GlobalInt(LogLevelFlag.Name),
@@ -211,7 +211,7 @@ func MakeEthConfig(clientID, version string, ctx *cli.Context) *eth.Config {
 	}
 }
 
-func GetChain(ctx *cli.Context) (*core.ChainManager, ethutil.Database, ethutil.Database) {
+func GetChain(ctx *cli.Context) (*core.ChainManager, common.Database, common.Database) {
 	dataDir := ctx.GlobalString(DataDirFlag.Name)
 	blockDb, err := ethdb.NewLDBDatabase(path.Join(dataDir, "blockchain"))
 	if err != nil {

ethutil/big.go → common/big.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import "math/big"
 

ethutil/big_test.go → common/big_test.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"bytes"

ethutil/bytes.go → common/bytes.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"bytes"

ethutil/bytes_test.go → common/bytes_test.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	checker "gopkg.in/check.v1"

ethutil/common.go → common/common.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"fmt"

ethutil/common_test.go → common/common_test.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"bytes"

ethutil/config.go → common/config.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"flag"

ethutil/db.go → common/db.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 // Database interface
 type Database interface {

ethutil/list.go → common/list.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"encoding/json"

ethutil/main_test.go → common/main_test.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"testing"

ethutil/math/dist.go → common/math/dist.go

@@ -4,7 +4,7 @@ import (
 	"math/big"
 	"sort"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 type Summer interface {
@@ -67,7 +67,7 @@ func (v vectorSummer) Sum(i int) *big.Int { return v.by(v.vectors[i]) }
 
 func GasSum(v Vector) *big.Int { return v.Gas }
 
-var etherInWei = new(big.Rat).SetInt(ethutil.String2Big("1000000000000000000"))
+var etherInWei = new(big.Rat).SetInt(common.String2Big("1000000000000000000"))
 
 func GasPrice(bp, gl, ep *big.Int) *big.Int {
 	BP := new(big.Rat).SetInt(bp)

ethutil/number/int.go → common/number/int.go

@@ -3,7 +3,7 @@ package number
 import (
 	"math/big"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 var tt256 = new(big.Int).Lsh(big.NewInt(1), 256)
@@ -171,7 +171,7 @@ var (
 	Zero       = Uint(0)
 	One        = Uint(1)
 	Two        = Uint(2)
-	MaxUint256 = Uint(0).SetBytes(ethutil.Hex2Bytes("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"))
+	MaxUint256 = Uint(0).SetBytes(common.Hex2Bytes("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"))
 
 	MinOne = Int(-1)
 

ethutil/number/uint_test.go → common/number/uint_test.go

@@ -4,7 +4,7 @@ import (
 	"math/big"
 	"testing"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 func TestSet(t *testing.T) {
@@ -15,7 +15,7 @@ func TestSet(t *testing.T) {
 		t.Error("didn't compare", a, b)
 	}
 
-	c := Uint(0).SetBytes(ethutil.Hex2Bytes("0a"))
+	c := Uint(0).SetBytes(common.Hex2Bytes("0a"))
 	if c.num.Cmp(big.NewInt(10)) != 0 {
 		t.Error("c set bytes failed.")
 	}

ethutil/package.go → common/package.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"archive/zip"

ethutil/path.go → common/path.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"io/ioutil"

ethutil/path_test.go → common/path_test.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	// "os"

ethutil/rlp.go → common/rlp.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"bytes"

ethutil/rlp_test.go → common/rlp_test.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"bytes"

ethutil/size.go → common/size.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import "fmt"
 

ethutil/size_test.go → common/size_test.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	checker "gopkg.in/check.v1"

common/types.go

@@ -0,0 +1,6 @@
+package common
+
+type (
+	Hash    [32]byte
+	Address [20]byte
+)

ethutil/value.go → common/value.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"bytes"

ethutil/value_test.go → common/value_test.go

@@ -1,4 +1,4 @@
-package ethutil
+package common
 
 import (
 	"math/big"

core/asm.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"math/big"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/vm"
 )
 
@@ -28,7 +28,7 @@ func Disassemble(script []byte) (asm []string) {
 			vm.PUSH16, vm.PUSH17, vm.PUSH18, vm.PUSH19, vm.PUSH20, vm.PUSH21, vm.PUSH22,
 			vm.PUSH23, vm.PUSH24, vm.PUSH25, vm.PUSH26, vm.PUSH27, vm.PUSH28, vm.PUSH29,
 			vm.PUSH30, vm.PUSH31, vm.PUSH32:
-			pc.Add(pc, ethutil.Big1)
+			pc.Add(pc, common.Big1)
 			a := int64(op) - int64(vm.PUSH1) + 1
 			if int(pc.Int64()+a) > len(script) {
 				return
@@ -43,7 +43,7 @@ func Disassemble(script []byte) (asm []string) {
 			pc.Add(pc, big.NewInt(a-1))
 		}
 
-		pc.Add(pc, ethutil.Big1)
+		pc.Add(pc, common.Big1)
 	}
 
 	return asm

core/block_processor.go

@@ -8,7 +8,7 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/pow"
@@ -24,8 +24,8 @@ type PendingBlockEvent struct {
 var statelogger = logger.NewLogger("BLOCK")
 
 type BlockProcessor struct {
-	db      ethutil.Database
-	extraDb ethutil.Database
+	db      common.Database
+	extraDb common.Database
 	// Mutex for locking the block processor. Blocks can only be handled one at a time
 	mutex sync.Mutex
 	// Canonical block chain
@@ -47,7 +47,7 @@ type BlockProcessor struct {
 	eventMux *event.TypeMux
 }
 
-func NewBlockProcessor(db, extra ethutil.Database, pow pow.PoW, txpool *TxPool, chainManager *ChainManager, eventMux *event.TypeMux) *BlockProcessor {
+func NewBlockProcessor(db, extra common.Database, pow pow.PoW, txpool *TxPool, chainManager *ChainManager, eventMux *event.TypeMux) *BlockProcessor {
 	sm := &BlockProcessor{
 		db:       db,
 		extraDb:  extra,
@@ -217,7 +217,7 @@ func (sm *BlockProcessor) processWithParent(block, parent *types.Block) (td *big
 
 	// Commit state objects/accounts to a temporary trie (does not save)
 	// used to calculate the state root.
-	state.Update(ethutil.Big0)
+	state.Update(common.Big0)
 	if !bytes.Equal(header.Root, state.Root()) {
 		err = fmt.Errorf("invalid merkle root. received=%x got=%x", header.Root, state.Root())
 		return
@@ -352,7 +352,7 @@ func (sm *BlockProcessor) GetLogs(block *types.Block) (logs state.Logs, err erro
 	return state.Logs(), nil
 }
 
-func putTx(db ethutil.Database, tx *types.Transaction) {
+func putTx(db common.Database, tx *types.Transaction) {
 	rlpEnc, err := rlp.EncodeToBytes(tx)
 	if err != nil {
 		statelogger.Infoln("Failed encoding tx", err)

core/chain_makers.go

@@ -5,7 +5,7 @@ import (
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/pow"
 	"github.com/ethereum/go-ethereum/state"
@@ -33,36 +33,36 @@ func NewBlockFromParent(addr []byte, parent *types.Block) *types.Block {
 	return newBlockFromParent(addr, parent)
 }
 
-func MakeBlock(bman *BlockProcessor, parent *types.Block, i int, db ethutil.Database, seed int) *types.Block {
+func MakeBlock(bman *BlockProcessor, parent *types.Block, i int, db common.Database, seed int) *types.Block {
 	return makeBlock(bman, parent, i, db, seed)
 }
 
-func MakeChain(bman *BlockProcessor, parent *types.Block, max int, db ethutil.Database, seed int) types.Blocks {
+func MakeChain(bman *BlockProcessor, parent *types.Block, max int, db common.Database, seed int) types.Blocks {
 	return makeChain(bman, parent, max, db, seed)
 }
 
-func NewChainMan(block *types.Block, eventMux *event.TypeMux, db ethutil.Database) *ChainManager {
+func NewChainMan(block *types.Block, eventMux *event.TypeMux, db common.Database) *ChainManager {
 	return newChainManager(block, eventMux, db)
 }
 
-func NewBlockProc(db ethutil.Database, txpool *TxPool, cman *ChainManager, eventMux *event.TypeMux) *BlockProcessor {
+func NewBlockProc(db common.Database, txpool *TxPool, cman *ChainManager, eventMux *event.TypeMux) *BlockProcessor {
 	return newBlockProcessor(db, txpool, cman, eventMux)
 }
 
-func NewCanonical(n int, db ethutil.Database) (*BlockProcessor, error) {
+func NewCanonical(n int, db common.Database) (*BlockProcessor, error) {
 	return newCanonical(n, db)
 }
 
 // block time is fixed at 10 seconds
 func newBlockFromParent(addr []byte, parent *types.Block) *types.Block {
-	block := types.NewBlock(parent.Hash(), addr, parent.Root(), ethutil.BigPow(2, 32), 0, "")
+	block := types.NewBlock(parent.Hash(), addr, parent.Root(), common.BigPow(2, 32), 0, "")
 	block.SetUncles(nil)
 	block.SetTransactions(nil)
 	block.SetReceipts(nil)
 
 	header := block.Header()
 	header.Difficulty = CalcDifficulty(block.Header(), parent.Header())
-	header.Number = new(big.Int).Add(parent.Header().Number, ethutil.Big1)
+	header.Number = new(big.Int).Add(parent.Header().Number, common.Big1)
 	header.Time = parent.Header().Time + 10
 	header.GasLimit = CalcGasLimit(parent, block)
 
@@ -73,22 +73,22 @@ func newBlockFromParent(addr []byte, parent *types.Block) *types.Block {
 
 // Actually make a block by simulating what miner would do
 // we seed chains by the first byte of the coinbase
-func makeBlock(bman *BlockProcessor, parent *types.Block, i int, db ethutil.Database, seed int) *types.Block {
-	addr := ethutil.LeftPadBytes([]byte{byte(i)}, 20)
+func makeBlock(bman *BlockProcessor, parent *types.Block, i int, db common.Database, seed int) *types.Block {
+	addr := common.LeftPadBytes([]byte{byte(i)}, 20)
 	addr[0] = byte(seed)
 	block := newBlockFromParent(addr, parent)
 	state := state.New(block.Root(), db)
 	cbase := state.GetOrNewStateObject(addr)
 	cbase.SetGasPool(CalcGasLimit(parent, block))
 	cbase.AddBalance(BlockReward)
-	state.Update(ethutil.Big0)
+	state.Update(common.Big0)
 	block.SetRoot(state.Root())
 	return block
 }
 
 // Make a chain with real blocks
 // Runs ProcessWithParent to get proper state roots
-func makeChain(bman *BlockProcessor, parent *types.Block, max int, db ethutil.Database, seed int) types.Blocks {
+func makeChain(bman *BlockProcessor, parent *types.Block, max int, db common.Database, seed int) types.Blocks {
 	bman.bc.currentBlock = parent
 	blocks := make(types.Blocks, max)
 	for i := 0; i < max; i++ {
@@ -107,7 +107,7 @@ func makeChain(bman *BlockProcessor, parent *types.Block, max int, db ethutil.Da
 
 // Create a new chain manager starting from given block
 // Effectively a fork factory
-func newChainManager(block *types.Block, eventMux *event.TypeMux, db ethutil.Database) *ChainManager {
+func newChainManager(block *types.Block, eventMux *event.TypeMux, db common.Database) *ChainManager {
 	bc := &ChainManager{blockDb: db, stateDb: db, genesisBlock: GenesisBlock(db), eventMux: eventMux}
 	if block == nil {
 		bc.Reset()
@@ -119,14 +119,14 @@ func newChainManager(block *types.Block, eventMux *event.TypeMux, db ethutil.Dat
 }
 
 // block processor with fake pow
-func newBlockProcessor(db ethutil.Database, txpool *TxPool, cman *ChainManager, eventMux *event.TypeMux) *BlockProcessor {
+func newBlockProcessor(db common.Database, txpool *TxPool, cman *ChainManager, eventMux *event.TypeMux) *BlockProcessor {
 	bman := NewBlockProcessor(db, db, FakePow{}, txpool, newChainManager(nil, eventMux, db), eventMux)
 	return bman
 }
 
 // Make a new, deterministic canonical chain by running InsertChain
 // on result of makeChain
-func newCanonical(n int, db ethutil.Database) (*BlockProcessor, error) {
+func newCanonical(n int, db common.Database) (*BlockProcessor, error) {
 	eventMux := &event.TypeMux{}
 	txpool := NewTxPool(eventMux)
 

core/chain_manager.go

@@ -7,7 +7,7 @@ import (
 	"sync"
 
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/rlp"
@@ -60,7 +60,7 @@ func CalculateTD(block, parent *types.Block) *big.Int {
 
 func CalcGasLimit(parent, block *types.Block) *big.Int {
 	if block.Number().Cmp(big.NewInt(0)) == 0 {
-		return ethutil.BigPow(10, 6)
+		return common.BigPow(10, 6)
 	}
 
 	// ((1024-1) * parent.gasLimit + (gasUsed * 6 / 5)) / 1024
@@ -71,13 +71,13 @@ func CalcGasLimit(parent, block *types.Block) *big.Int {
 	result := new(big.Int).Add(previous, curInt)
 	result.Div(result, big.NewInt(1024))
 
-	return ethutil.BigMax(GenesisGasLimit, result)
+	return common.BigMax(GenesisGasLimit, result)
 }
 
 type ChainManager struct {
 	//eth          EthManager
-	blockDb      ethutil.Database
-	stateDb      ethutil.Database
+	blockDb      common.Database
+	stateDb      common.Database
 	processor    types.BlockProcessor
 	eventMux     *event.TypeMux
 	genesisBlock *types.Block
@@ -94,7 +94,7 @@ type ChainManager struct {
 	quit chan struct{}
 }
 
-func NewChainManager(blockDb, stateDb ethutil.Database, mux *event.TypeMux) *ChainManager {
+func NewChainManager(blockDb, stateDb common.Database, mux *event.TypeMux) *ChainManager {
 	bc := &ChainManager{blockDb: blockDb, stateDb: stateDb, genesisBlock: GenesisBlock(stateDb), eventMux: mux, quit: make(chan struct{})}
 	bc.setLastBlock()
 	bc.transState = bc.State().Copy()
@@ -173,7 +173,7 @@ func (bc *ChainManager) setLastBlock() {
 		bc.lastBlockHash = block.Hash()
 
 		// Set the last know difficulty (might be 0x0 as initial value, Genesis)
-		bc.td = ethutil.BigD(bc.blockDb.LastKnownTD())
+		bc.td = common.BigD(bc.blockDb.LastKnownTD())
 	} else {
 		bc.Reset()
 	}
@@ -198,7 +198,7 @@ func (bc *ChainManager) NewBlock(coinbase []byte) *types.Block {
 		parentHash,
 		coinbase,
 		root,
-		ethutil.BigPow(2, 32),
+		common.BigPow(2, 32),
 		0,
 		"")
 	block.SetUncles(nil)
@@ -209,7 +209,7 @@ func (bc *ChainManager) NewBlock(coinbase []byte) *types.Block {
 	if parent != nil {
 		header := block.Header()
 		header.Difficulty = CalcDifficulty(block.Header(), parent.Header())
-		header.Number = new(big.Int).Add(parent.Header().Number, ethutil.Big1)
+		header.Number = new(big.Int).Add(parent.Header().Number, common.Big1)
 		header.GasLimit = CalcGasLimit(parent, block)
 
 	}
@@ -230,7 +230,7 @@ func (bc *ChainManager) Reset() {
 	bc.insert(bc.genesisBlock)
 	bc.currentBlock = bc.genesisBlock
 
-	bc.setTotalDifficulty(ethutil.Big("0"))
+	bc.setTotalDifficulty(common.Big("0"))
 }
 
 func (bc *ChainManager) removeBlock(block *types.Block) {
@@ -263,11 +263,11 @@ func (self *ChainManager) Export() []byte {
 		blocks[block.NumberU64()] = block
 	}
 
-	return ethutil.Encode(blocks)
+	return common.Encode(blocks)
 }
 
 func (bc *ChainManager) insert(block *types.Block) {
-	//encodedBlock := ethutil.Encode(block)
+	//encodedBlock := common.Encode(block)
 	bc.blockDb.Put([]byte("LastBlock"), block.Hash())
 	bc.currentBlock = block
 	bc.lastBlockHash = block.Hash()
@@ -277,7 +277,7 @@ func (bc *ChainManager) insert(block *types.Block) {
 }
 
 func (bc *ChainManager) write(block *types.Block) {
-	encodedBlock := ethutil.Encode(block.RlpDataForStorage())
+	encodedBlock := common.Encode(block.RlpDataForStorage())
 
 	key := append(blockHashPre, block.Hash()...)
 	bc.blockDb.Put(key, encodedBlock)
@@ -309,7 +309,7 @@ func (self *ChainManager) GetBlockHashesFromHash(hash []byte, max uint64) (chain
 		}
 
 		chain = append(chain, block.Hash())
-		if block.Header().Number.Cmp(ethutil.Big0) <= 0 {
+		if block.Header().Number.Cmp(common.Big0) <= 0 {
 			break
 		}
 	}
@@ -434,7 +434,7 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error {
 			// Compare the TD of the last known block in the canonical chain to make sure it's greater.
 			// At this point it's possible that a different chain (fork) becomes the new canonical chain.
 			if td.Cmp(self.td) > 0 {
-				if block.Header().Number.Cmp(new(big.Int).Add(cblock.Header().Number, ethutil.Big1)) < 0 {
+				if block.Header().Number.Cmp(new(big.Int).Add(cblock.Header().Number, common.Big1)) < 0 {
 					chainlogger.Infof("Split detected. New head #%v (%x) TD=%v, was #%v (%x) TD=%v\n", block.Header().Number, block.Hash()[:4], td, cblock.Header().Number, cblock.Hash()[:4], self.td)
 
 					queue[i] = ChainSplitEvent{block}
@@ -446,10 +446,10 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error {
 
 				/* XXX crashes
 				jsonlogger.LogJson(&logger.EthChainNewHead{
-					BlockHash:     ethutil.Bytes2Hex(block.Hash()),
+					BlockHash:     common.Bytes2Hex(block.Hash()),
 					BlockNumber:   block.Number(),
-					ChainHeadHash: ethutil.Bytes2Hex(cblock.Hash()),
-					BlockPrevHash: ethutil.Bytes2Hex(block.ParentHash()),
+					ChainHeadHash: common.Bytes2Hex(cblock.Hash()),
+					BlockPrevHash: common.Bytes2Hex(block.ParentHash()),
 				})
 				*/
 

core/genesis.go

@@ -8,7 +8,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/state"
 )
 
@@ -19,21 +19,21 @@ import (
 var ZeroHash256 = make([]byte, 32)
 var ZeroHash160 = make([]byte, 20)
 var ZeroHash512 = make([]byte, 64)
-var EmptyShaList = crypto.Sha3(ethutil.Encode([]interface{}{}))
-var EmptyListRoot = crypto.Sha3(ethutil.Encode(""))
+var EmptyShaList = crypto.Sha3(common.Encode([]interface{}{}))
+var EmptyListRoot = crypto.Sha3(common.Encode(""))
 
 var GenesisDiff = big.NewInt(131072)
 var GenesisGasLimit = big.NewInt(3141592)
 
-func GenesisBlock(db ethutil.Database) *types.Block {
+func GenesisBlock(db common.Database) *types.Block {
 	genesis := types.NewBlock(ZeroHash256, ZeroHash160, nil, GenesisDiff, 42, "")
-	genesis.Header().Number = ethutil.Big0
+	genesis.Header().Number = common.Big0
 	genesis.Header().GasLimit = GenesisGasLimit
-	genesis.Header().GasUsed = ethutil.Big0
+	genesis.Header().GasUsed = common.Big0
 	genesis.Header().Time = 0
 	genesis.Header().MixDigest = make([]byte, 32)
 
-	genesis.Td = ethutil.Big0
+	genesis.Td = common.Big0
 
 	genesis.SetUncles([]*types.Header{})
 	genesis.SetTransactions(types.Transactions{})
@@ -48,9 +48,9 @@ func GenesisBlock(db ethutil.Database) *types.Block {
 
 	statedb := state.New(genesis.Root(), db)
 	for addr, account := range accounts {
-		codedAddr := ethutil.Hex2Bytes(addr)
+		codedAddr := common.Hex2Bytes(addr)
 		accountState := statedb.GetAccount(codedAddr)
-		accountState.SetBalance(ethutil.Big(account.Balance))
+		accountState.SetBalance(common.Big(account.Balance))
 		statedb.UpdateStateObject(accountState)
 	}
 	statedb.Sync()

core/helper_test.go

@@ -7,7 +7,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/types"
 	// "github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 )
 
@@ -16,7 +16,7 @@ type TestManager struct {
 	// stateManager *StateManager
 	eventMux *event.TypeMux
 
-	db         ethutil.Database
+	db         common.Database
 	txPool     *TxPool
 	blockChain *ChainManager
 	Blocks     []*types.Block
@@ -58,7 +58,7 @@ func (tm *TestManager) EventMux() *event.TypeMux {
 // 	return nil
 // }
 
-func (tm *TestManager) Db() ethutil.Database {
+func (tm *TestManager) Db() common.Database {
 	return tm.db
 }
 

core/manager.go

@@ -1,7 +1,7 @@
 package core
 
 import (
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/p2p"
 )
@@ -13,7 +13,7 @@ type Backend interface {
 	PeerCount() int
 	IsListening() bool
 	Peers() []*p2p.Peer
-	BlockDb() ethutil.Database
-	StateDb() ethutil.Database
+	BlockDb() common.Database
+	StateDb() common.Database
 	EventMux() *event.TypeMux
 }

core/state_transition.go

@@ -5,7 +5,7 @@ import (
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/vm"
 )
@@ -58,7 +58,7 @@ type Message interface {
 
 func AddressFromMessage(msg Message) []byte {
 	// Generate a new address
-	return crypto.Sha3(ethutil.NewValue([]interface{}{msg.From(), msg.Nonce()}).Encode())[12:]
+	return crypto.Sha3(common.NewValue([]interface{}{msg.From(), msg.Nonce()}).Encode())[12:]
 }
 
 func MessageCreatesContract(msg Message) bool {
@@ -226,9 +226,9 @@ func (self *StateTransition) refundGas() {
 	remaining := new(big.Int).Mul(self.gas, self.msg.GasPrice())
 	sender.AddBalance(remaining)
 
-	uhalf := new(big.Int).Div(self.gasUsed(), ethutil.Big2)
+	uhalf := new(big.Int).Div(self.gasUsed(), common.Big2)
 	for addr, ref := range self.state.Refunds() {
-		refund := ethutil.BigMin(uhalf, ref)
+		refund := common.BigMin(uhalf, ref)
 		self.gas.Add(self.gas, refund)
 		self.state.AddBalance([]byte(addr), refund.Mul(refund, self.msg.GasPrice()))
 	}

core/transaction_pool.go

@@ -6,7 +6,7 @@ import (
 	"sync"
 
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/logger"
 )
@@ -113,13 +113,13 @@ func (self *TxPool) add(tx *types.Transaction) error {
 
 	var to string
 	if len(tx.To()) > 0 {
-		to = ethutil.Bytes2Hex(tx.To()[:4])
+		to = common.Bytes2Hex(tx.To()[:4])
 	} else {
 		to = "[NEW_CONTRACT]"
 	}
 	var from string
 	if len(tx.From()) > 0 {
-		from = ethutil.Bytes2Hex(tx.From()[:4])
+		from = common.Bytes2Hex(tx.From()[:4])
 	} else {
 		return errors.New(fmt.Sprintf("FROM ADDRESS MUST BE POSITIVE (was %v)", tx.From()))
 	}

core/transaction_pool_test.go

@@ -7,13 +7,13 @@ import (
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/state"
 )
 
 // State query interface
-type stateQuery struct{ db ethutil.Database }
+type stateQuery struct{ db common.Database }
 
 func SQ() stateQuery {
 	db, _ := ethdb.NewMemDatabase()
@@ -25,7 +25,7 @@ func (self stateQuery) GetAccount(addr []byte) *state.StateObject {
 }
 
 func transaction() *types.Transaction {
-	return types.NewTransactionMessage(make([]byte, 20), ethutil.Big0, ethutil.Big0, ethutil.Big0, nil)
+	return types.NewTransactionMessage(make([]byte, 20), common.Big0, common.Big0, common.Big0, nil)
 }
 
 func setup() (*TxPool, *ecdsa.PrivateKey) {

core/types/block.go

@@ -9,7 +9,7 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/rlp"
 )
 
@@ -74,11 +74,11 @@ func (self *Header) RlpData() interface{} {
 }
 
 func (self *Header) Hash() []byte {
-	return crypto.Sha3(ethutil.Encode(self.rlpData(true)))
+	return crypto.Sha3(common.Encode(self.rlpData(true)))
 }
 
 func (self *Header) HashNoNonce() []byte {
-	return crypto.Sha3(ethutil.Encode(self.rlpData(false)))
+	return crypto.Sha3(common.Encode(self.rlpData(false)))
 }
 
 type Block struct {
@@ -148,7 +148,7 @@ func (self *Block) Uncles() []*Header {
 
 func (self *Block) SetUncles(uncleHeaders []*Header) {
 	self.uncles = uncleHeaders
-	self.header.UncleHash = crypto.Sha3(ethutil.Encode(uncleHeaders))
+	self.header.UncleHash = crypto.Sha3(common.Encode(uncleHeaders))
 }
 
 func (self *Block) Transactions() Transactions {
@@ -213,7 +213,7 @@ func (self *Block) GasLimit() *big.Int        { return self.header.GasLimit }
 func (self *Block) GasUsed() *big.Int         { return self.header.GasUsed }
 func (self *Block) Root() []byte              { return self.header.Root }
 func (self *Block) SetRoot(root []byte)       { self.header.Root = root }
-func (self *Block) Size() ethutil.StorageSize { return ethutil.StorageSize(len(ethutil.Encode(self))) }
+func (self *Block) Size() common.StorageSize { return common.StorageSize(len(common.Encode(self))) }
 func (self *Block) GetTransaction(i int) *Transaction {
 	if len(self.transactions) > i {
 		return self.transactions[i]

core/types/bloom9.go

@@ -4,7 +4,7 @@ import (
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/state"
 )
 
@@ -14,7 +14,7 @@ func CreateBloom(receipts Receipts) []byte {
 		bin.Or(bin, LogsBloom(receipt.logs))
 	}
 
-	return ethutil.LeftPadBytes(bin.Bytes(), 256)
+	return common.LeftPadBytes(bin.Bytes(), 256)
 }
 
 func LogsBloom(logs state.Logs) *big.Int {
@@ -28,7 +28,7 @@ func LogsBloom(logs state.Logs) *big.Int {
 		}
 
 		for _, b := range data {
-			bin.Or(bin, ethutil.BigD(bloom9(crypto.Sha3(b)).Bytes()))
+			bin.Or(bin, common.BigD(bloom9(crypto.Sha3(b)).Bytes()))
 		}
 	}
 
@@ -48,7 +48,7 @@ func bloom9(b []byte) *big.Int {
 }
 
 func BloomLookup(bin, topic []byte) bool {
-	bloom := ethutil.BigD(bin)
+	bloom := common.BigD(bin)
 	cmp := bloom9(crypto.Sha3(topic))
 
 	return bloom.And(bloom, cmp).Cmp(cmp) == 0

core/types/bloom9_test.go

@@ -22,10 +22,10 @@ func TestBloom9(t *testing.T) {
 
 func TestAddress(t *testing.T) {
 	block := &Block{}
-	block.Coinbase = ethutil.Hex2Bytes("22341ae42d6dd7384bc8584e50419ea3ac75b83f")
+	block.Coinbase = common.Hex2Bytes("22341ae42d6dd7384bc8584e50419ea3ac75b83f")
 	fmt.Printf("%x\n", crypto.Sha3(block.Coinbase))
 
 	bin := CreateBloom(block)
-	fmt.Printf("bin = %x\n", ethutil.LeftPadBytes(bin, 64))
+	fmt.Printf("bin = %x\n", common.LeftPadBytes(bin, 64))
 }
 */

core/types/derive_sha.go

@@ -2,7 +2,7 @@ package types
 
 import (
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/trie"
 )
 
@@ -15,7 +15,7 @@ func DeriveSha(list DerivableList) []byte {
 	db, _ := ethdb.NewMemDatabase()
 	trie := trie.New(nil, db)
 	for i := 0; i < list.Len(); i++ {
-		trie.Update(ethutil.Encode(i), list.GetRlp(i))
+		trie.Update(common.Encode(i), list.GetRlp(i))
 	}
 
 	return trie.Root()

core/types/receipt.go

@@ -5,7 +5,7 @@ import (
 	"fmt"
 	"math/big"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/state"
 )
 
@@ -17,10 +17,10 @@ type Receipt struct {
 }
 
 func NewReceipt(root []byte, cumalativeGasUsed *big.Int) *Receipt {
-	return &Receipt{PostState: ethutil.CopyBytes(root), CumulativeGasUsed: new(big.Int).Set(cumalativeGasUsed)}
+	return &Receipt{PostState: common.CopyBytes(root), CumulativeGasUsed: new(big.Int).Set(cumalativeGasUsed)}
 }
 
-func NewRecieptFromValue(val *ethutil.Value) *Receipt {
+func NewRecieptFromValue(val *common.Value) *Receipt {
 	r := &Receipt{}
 	r.RlpValueDecode(val)
 
@@ -31,7 +31,7 @@ func (self *Receipt) SetLogs(logs state.Logs) {
 	self.logs = logs
 }
 
-func (self *Receipt) RlpValueDecode(decoder *ethutil.Value) {
+func (self *Receipt) RlpValueDecode(decoder *common.Value) {
 	self.PostState = decoder.Get(0).Bytes()
 	self.CumulativeGasUsed = decoder.Get(1).BigInt()
 	self.Bloom = decoder.Get(2).Bytes()
@@ -47,7 +47,7 @@ func (self *Receipt) RlpData() interface{} {
 }
 
 func (self *Receipt) RlpEncode() []byte {
-	return ethutil.Encode(self.RlpData())
+	return common.Encode(self.RlpData())
 }
 
 func (self *Receipt) Cmp(other *Receipt) bool {
@@ -74,8 +74,8 @@ func (self Receipts) RlpData() interface{} {
 }
 
 func (self Receipts) RlpEncode() []byte {
-	return ethutil.Encode(self.RlpData())
+	return common.Encode(self.RlpData())
 }
 
 func (self Receipts) Len() int            { return len(self) }
-func (self Receipts) GetRlp(i int) []byte { return ethutil.Rlp(self[i]) }
+func (self Receipts) GetRlp(i int) []byte { return common.Rlp(self[i]) }

core/types/transaction.go

@@ -8,7 +8,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/crypto/secp256k1"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/rlp"
 )
 
@@ -42,7 +42,7 @@ func NewTransactionFromBytes(data []byte) *Transaction {
 	return tx
 }
 
-func NewTransactionFromAmount(val *ethutil.Value) *Transaction {
+func NewTransactionFromAmount(val *common.Value) *Transaction {
 	tx := &Transaction{}
 	tx.RlpValueDecode(val)
 
@@ -52,7 +52,7 @@ func NewTransactionFromAmount(val *ethutil.Value) *Transaction {
 func (tx *Transaction) Hash() []byte {
 	data := []interface{}{tx.AccountNonce, tx.Price, tx.GasLimit, tx.Recipient, tx.Amount, tx.Payload}
 
-	return crypto.Sha3(ethutil.Encode(data))
+	return crypto.Sha3(common.Encode(data))
 }
 
 func (self *Transaction) Data() []byte {
@@ -89,8 +89,8 @@ func (self *Transaction) To() []byte {
 
 func (tx *Transaction) Curve() (v byte, r []byte, s []byte) {
 	v = byte(tx.V)
-	r = ethutil.LeftPadBytes(tx.R, 32)
-	s = ethutil.LeftPadBytes(tx.S, 32)
+	r = common.LeftPadBytes(tx.R, 32)
+	s = common.LeftPadBytes(tx.S, 32)
 
 	return
 }
@@ -159,14 +159,14 @@ func (tx *Transaction) RlpData() interface{} {
 }
 
 func (tx *Transaction) RlpEncode() []byte {
-	return ethutil.Encode(tx)
+	return common.Encode(tx)
 }
 
 func (tx *Transaction) RlpDecode(data []byte) {
 	rlp.Decode(bytes.NewReader(data), tx)
 }
 
-func (tx *Transaction) RlpValueDecode(decoder *ethutil.Value) {
+func (tx *Transaction) RlpValueDecode(decoder *common.Value) {
 	tx.AccountNonce = decoder.Get(0).Uint()
 	tx.Price = decoder.Get(1).BigInt()
 	tx.GasLimit = decoder.Get(2).BigInt()
@@ -206,7 +206,7 @@ func (tx *Transaction) String() string {
 		tx.V,
 		tx.R,
 		tx.S,
-		ethutil.Encode(tx),
+		common.Encode(tx),
 	)
 }
 
@@ -225,7 +225,7 @@ func (self Transactions) RlpData() interface{} {
 }
 func (s Transactions) Len() int            { return len(s) }
 func (s Transactions) Swap(i, j int)       { s[i], s[j] = s[j], s[i] }
-func (s Transactions) GetRlp(i int) []byte { return ethutil.Rlp(s[i]) }
+func (s Transactions) GetRlp(i int) []byte { return common.Rlp(s[i]) }
 
 type TxByNonce struct{ Transactions }
 

crypto/crypto.go

@@ -19,7 +19,7 @@ import (
 	"github.com/ethereum/go-ethereum/crypto/ecies"
 	"github.com/ethereum/go-ethereum/crypto/secp256k1"
 	"github.com/ethereum/go-ethereum/crypto/sha3"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"golang.org/x/crypto/pbkdf2"
 	"golang.org/x/crypto/ripemd160"
 )
@@ -39,7 +39,7 @@ func Sha3(data ...[]byte) []byte {
 
 // Creates an ethereum address given the bytes and the nonce
 func CreateAddress(b []byte, nonce uint64) []byte {
-	return Sha3(ethutil.NewValue([]interface{}{b, nonce}).Encode())[12:]
+	return Sha3(common.NewValue([]interface{}{b, nonce}).Encode())[12:]
 }
 
 func Sha256(data []byte) []byte {
@@ -74,7 +74,7 @@ func ToECDSA(prv []byte) *ecdsa.PrivateKey {
 
 	priv := new(ecdsa.PrivateKey)
 	priv.PublicKey.Curve = S256()
-	priv.D = ethutil.BigD(prv)
+	priv.D = common.BigD(prv)
 	priv.PublicKey.X, priv.PublicKey.Y = S256().ScalarBaseMult(prv)
 	return priv
 }
@@ -143,7 +143,7 @@ func Sign(hash []byte, prv *ecdsa.PrivateKey) (sig []byte, err error) {
 		return nil, fmt.Errorf("hash is required to be exactly 32 bytes (%d)", len(hash))
 	}
 
-	sig, err = secp256k1.Sign(hash, ethutil.LeftPadBytes(prv.D.Bytes(), prv.Params().BitSize/8))
+	sig, err = secp256k1.Sign(hash, common.LeftPadBytes(prv.D.Bytes(), prv.Params().BitSize/8))
 	return
 }
 
@@ -198,7 +198,7 @@ func decryptPreSaleKey(fileContent []byte, password string) (key *Key, err error
 		Address:    PubkeyToAddress(ecKey.PublicKey),
 		PrivateKey: ecKey,
 	}
-	derivedAddr := ethutil.Bytes2Hex(key.Address)
+	derivedAddr := common.Bytes2Hex(key.Address)
 	expectedAddr := preSaleKeyStruct.EthAddr
 	if derivedAddr != expectedAddr {
 		err = errors.New("decrypted addr not equal to expected addr")

crypto/crypto_test.go

@@ -8,7 +8,7 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum/crypto/secp256k1"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 // These tests are sanity checks.
@@ -53,7 +53,7 @@ func BenchmarkSha3(b *testing.B) {
 
 func Test0Key(t *testing.T) {
 	t.Skip()
-	key := ethutil.Hex2Bytes("1111111111111111111111111111111111111111111111111111111111111111")
+	key := common.Hex2Bytes("1111111111111111111111111111111111111111111111111111111111111111")
 
 	p, err := secp256k1.GeneratePubKey(key)
 	addr := Sha3(p[1:])[12:]

crypto/encrypt_decrypt_test.go

@@ -5,13 +5,13 @@ import (
 	"fmt"
 	"testing"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 func TestBox(t *testing.T) {
-	prv1 := ToECDSA(ethutil.Hex2Bytes("4b50fa71f5c3eeb8fdc452224b2395af2fcc3d125e06c32c82e048c0559db03f"))
-	prv2 := ToECDSA(ethutil.Hex2Bytes("d0b043b4c5d657670778242d82d68a29d25d7d711127d17b8e299f156dad361a"))
-	pub2 := ToECDSAPub(ethutil.Hex2Bytes("04bd27a63c91fe3233c5777e6d3d7b39204d398c8f92655947eb5a373d46e1688f022a1632d264725cbc7dc43ee1cfebde42fa0a86d08b55d2acfbb5e9b3b48dc5"))
+	prv1 := ToECDSA(common.Hex2Bytes("4b50fa71f5c3eeb8fdc452224b2395af2fcc3d125e06c32c82e048c0559db03f"))
+	prv2 := ToECDSA(common.Hex2Bytes("d0b043b4c5d657670778242d82d68a29d25d7d711127d17b8e299f156dad361a"))
+	pub2 := ToECDSAPub(common.Hex2Bytes("04bd27a63c91fe3233c5777e6d3d7b39204d398c8f92655947eb5a373d46e1688f022a1632d264725cbc7dc43ee1cfebde42fa0a86d08b55d2acfbb5e9b3b48dc5"))
 
 	message := []byte("Hello, world.")
 	ct, err := Encrypt(pub2, message)

crypto/key_store_test.go

@@ -2,13 +2,13 @@ package crypto
 
 import (
 	"github.com/ethereum/go-ethereum/crypto/randentropy"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"reflect"
 	"testing"
 )
 
 func TestKeyStorePlain(t *testing.T) {
-	ks := NewKeyStorePlain(ethutil.DefaultDataDir())
+	ks := NewKeyStorePlain(common.DefaultDataDir())
 	pass := "" // not used but required by API
 	k1, err := ks.GenerateNewKey(randentropy.Reader, pass)
 	if err != nil {
@@ -36,7 +36,7 @@ func TestKeyStorePlain(t *testing.T) {
 }
 
 func TestKeyStorePassphrase(t *testing.T) {
-	ks := NewKeyStorePassphrase(ethutil.DefaultDataDir())
+	ks := NewKeyStorePassphrase(common.DefaultDataDir())
 	pass := "foo"
 	k1, err := ks.GenerateNewKey(randentropy.Reader, pass)
 	if err != nil {
@@ -62,7 +62,7 @@ func TestKeyStorePassphrase(t *testing.T) {
 }
 
 func TestKeyStorePassphraseDecryptionFail(t *testing.T) {
-	ks := NewKeyStorePassphrase(ethutil.DefaultDataDir())
+	ks := NewKeyStorePassphrase(common.DefaultDataDir())
 	pass := "foo"
 	k1, err := ks.GenerateNewKey(randentropy.Reader, pass)
 	if err != nil {
@@ -90,7 +90,7 @@ func TestImportPreSaleKey(t *testing.T) {
 	// python pyethsaletool.py genwallet
 	// with password "foo"
 	fileContent := "{\"encseed\": \"26d87f5f2bf9835f9a47eefae571bc09f9107bb13d54ff12a4ec095d01f83897494cf34f7bed2ed34126ecba9db7b62de56c9d7cd136520a0427bfb11b8954ba7ac39b90d4650d3448e31185affcd74226a68f1e94b1108e6e0a4a91cdd83eba\", \"ethaddr\": \"d4584b5f6229b7be90727b0fc8c6b91bb427821f\", \"email\": \"gustav.simonsson@gmail.com\", \"btcaddr\": \"1EVknXyFC68kKNLkh6YnKzW41svSRoaAcx\"}"
-	ks := NewKeyStorePassphrase(ethutil.DefaultDataDir())
+	ks := NewKeyStorePassphrase(common.DefaultDataDir())
 	pass := "foo"
 	_, err := ImportPreSaleKey(ks, []byte(fileContent), pass)
 	if err != nil {

crypto/keypair.go

@@ -4,7 +4,7 @@ import (
 	"strings"
 
 	"github.com/ethereum/go-ethereum/crypto/secp256k1"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 type KeyPair struct {
@@ -40,19 +40,19 @@ func (k *KeyPair) Address() []byte {
 
 func (k *KeyPair) Mnemonic() string {
 	if k.mnemonic == "" {
-		k.mnemonic = strings.Join(MnemonicEncode(ethutil.Bytes2Hex(k.PrivateKey)), " ")
+		k.mnemonic = strings.Join(MnemonicEncode(common.Bytes2Hex(k.PrivateKey)), " ")
 	}
 	return k.mnemonic
 }
 
 func (k *KeyPair) AsStrings() (string, string, string, string) {
-	return k.Mnemonic(), ethutil.Bytes2Hex(k.Address()), ethutil.Bytes2Hex(k.PrivateKey), ethutil.Bytes2Hex(k.PublicKey)
+	return k.Mnemonic(), common.Bytes2Hex(k.Address()), common.Bytes2Hex(k.PrivateKey), common.Bytes2Hex(k.PublicKey)
 }
 
 func (k *KeyPair) RlpEncode() []byte {
 	return k.RlpValue().Encode()
 }
 
-func (k *KeyPair) RlpValue() *ethutil.Value {
-	return ethutil.NewValue(k.PrivateKey)
+func (k *KeyPair) RlpValue() *common.Value {
+	return common.NewValue(k.PrivateKey)
 }

eth/backend.go

@@ -14,7 +14,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/miner"
@@ -65,7 +65,7 @@ type Config struct {
 
 	// NewDB is used to create databases.
 	// If nil, the default is to create leveldb databases on disk.
-	NewDB func(path string) (ethutil.Database, error)
+	NewDB func(path string) (common.Database, error)
 }
 
 func (cfg *Config) parseBootNodes() []*discover.Node {
@@ -113,9 +113,9 @@ type Ethereum struct {
 	shutdownChan chan bool
 
 	// DB interfaces
-	blockDb ethutil.Database // Block chain database
-	stateDb ethutil.Database // State changes database
-	extraDb ethutil.Database // Extra database (txs, etc)
+	blockDb common.Database // Block chain database
+	stateDb common.Database // State changes database
+	extraDb common.Database // Extra database (txs, etc)
 
 	//*** SERVICES ***
 	// State manager for processing new blocks and managing the over all states
@@ -146,7 +146,7 @@ func New(config *Config) (*Ethereum, error) {
 
 	newdb := config.NewDB
 	if newdb == nil {
-		newdb = func(path string) (ethutil.Database, error) { return ethdb.NewLDBDatabase(path) }
+		newdb = func(path string) (common.Database, error) { return ethdb.NewLDBDatabase(path) }
 	}
 	blockDb, err := newdb(path.Join(config.DataDir, "blockchain"))
 	if err != nil {
@@ -160,7 +160,7 @@ func New(config *Config) (*Ethereum, error) {
 
 	// Perform database sanity checks
 	d, _ := blockDb.Get([]byte("ProtocolVersion"))
-	protov := ethutil.NewValue(d).Uint()
+	protov := common.NewValue(d).Uint()
 	if protov != ProtocolVersion && protov != 0 {
 		path := path.Join(config.DataDir, "blockchain")
 		return nil, fmt.Errorf("Database version mismatch. Protocol(%d / %d). `rm -rf %s`", protov, ProtocolVersion, path)
@@ -246,9 +246,9 @@ func (s *Ethereum) TxPool() *core.TxPool                 { return s.txPool }
 func (s *Ethereum) BlockPool() *blockpool.BlockPool      { return s.blockPool }
 func (s *Ethereum) Whisper() *whisper.Whisper            { return s.whisper }
 func (s *Ethereum) EventMux() *event.TypeMux             { return s.eventMux }
-func (s *Ethereum) BlockDb() ethutil.Database            { return s.blockDb }
-func (s *Ethereum) StateDb() ethutil.Database            { return s.stateDb }
-func (s *Ethereum) ExtraDb() ethutil.Database            { return s.extraDb }
+func (s *Ethereum) BlockDb() common.Database            { return s.blockDb }
+func (s *Ethereum) StateDb() common.Database            { return s.stateDb }
+func (s *Ethereum) ExtraDb() common.Database            { return s.extraDb }
 func (s *Ethereum) IsListening() bool                    { return true } // Always listening
 func (s *Ethereum) PeerCount() int                       { return s.net.PeerCount() }
 func (s *Ethereum) Peers() []*p2p.Peer                   { return s.net.Peers() }
@@ -351,11 +351,11 @@ func (self *Ethereum) blockBroadcastLoop() {
 	}
 }
 
-func saveProtocolVersion(db ethutil.Database) {
+func saveProtocolVersion(db common.Database) {
 	d, _ := db.Get([]byte("ProtocolVersion"))
-	protocolVersion := ethutil.NewValue(d).Uint()
+	protocolVersion := common.NewValue(d).Uint()
 
 	if protocolVersion == 0 {
-		db.Put([]byte("ProtocolVersion"), ethutil.NewValue(ProtocolVersion).Bytes())
+		db.Put([]byte("ProtocolVersion"), common.NewValue(ProtocolVersion).Bytes())
 	}
 }

eth/peer_util.go

@@ -3,19 +3,19 @@ package eth
 import (
 	"encoding/json"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 func WritePeers(path string, addresses []string) {
 	if len(addresses) > 0 {
 		data, _ := json.MarshalIndent(addresses, "", "    ")
-		ethutil.WriteFile(path, data)
+		common.WriteFile(path, data)
 	}
 }
 
 func ReadPeers(path string) (ips []string, err error) {
 	var data string
-	data, err = ethutil.ReadAllFile(path)
+	data, err = common.ReadAllFile(path)
 	if err != nil {
 		json.Unmarshal([]byte(data), &ips)
 	}

eth/protocol.go

@@ -7,7 +7,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/errs"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/rlp"
@@ -167,7 +167,7 @@ func (self *ethProtocol) handle() error {
 		}
 		for _, tx := range txs {
 			jsonlogger.LogJson(&logger.EthTxReceived{
-				TxHash:   ethutil.Bytes2Hex(tx.Hash()),
+				TxHash:   common.Bytes2Hex(tx.Hash()),
 				RemoteId: self.peer.ID().String(),
 			})
 		}
@@ -183,7 +183,7 @@ func (self *ethProtocol) handle() error {
 			request.Amount = maxHashes
 		}
 		hashes := self.chainManager.GetBlockHashesFromHash(request.Hash, request.Amount)
-		return p2p.EncodeMsg(self.rw, BlockHashesMsg, ethutil.ByteSliceToInterface(hashes)...)
+		return p2p.EncodeMsg(self.rw, BlockHashesMsg, common.ByteSliceToInterface(hashes)...)
 
 	case BlockHashesMsg:
 		msgStream := rlp.NewStream(msg.Payload)
@@ -259,10 +259,10 @@ func (self *ethProtocol) handle() error {
 		_, chainHead, _ := self.chainManager.Status()
 
 		jsonlogger.LogJson(&logger.EthChainReceivedNewBlock{
-			BlockHash:     ethutil.Bytes2Hex(hash),
+			BlockHash:     common.Bytes2Hex(hash),
 			BlockNumber:   request.Block.Number(), // this surely must be zero
-			ChainHeadHash: ethutil.Bytes2Hex(chainHead),
-			BlockPrevHash: ethutil.Bytes2Hex(request.Block.ParentHash()),
+			ChainHeadHash: common.Bytes2Hex(chainHead),
+			BlockPrevHash: common.Bytes2Hex(request.Block.ParentHash()),
 			RemoteId:      self.peer.ID().String(),
 		})
 		// to simplify backend interface adding a new block
@@ -351,7 +351,7 @@ func (self *ethProtocol) requestBlockHashes(from []byte) error {
 
 func (self *ethProtocol) requestBlocks(hashes [][]byte) error {
 	self.peer.Debugf("fetching %v blocks", len(hashes))
-	return p2p.EncodeMsg(self.rw, GetBlocksMsg, ethutil.ByteSliceToInterface(hashes)...)
+	return p2p.EncodeMsg(self.rw, GetBlocksMsg, common.ByteSliceToInterface(hashes)...)
 }
 
 func (self *ethProtocol) protoError(code int, format string, params ...interface{}) (err *errs.Error) {

eth/protocol_test.go

@@ -12,7 +12,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/errs"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	ethlogger "github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/p2p/discover"
@@ -223,7 +223,7 @@ func (self *ethProtocolTester) run() {
 func TestStatusMsgErrors(t *testing.T) {
 	logInit()
 	eth := newEth(t)
-	td := ethutil.Big1
+	td := common.Big1
 	currentBlock := []byte{1}
 	genesis := []byte{2}
 	eth.chainManager.status = func() (*big.Int, []byte, []byte) { return td, currentBlock, genesis }

ethdb/database.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 
 	"github.com/ethereum/go-ethereum/compression/rle"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/syndtr/goleveldb/leveldb"
 	"github.com/syndtr/goleveldb/leveldb/iterator"
 )
@@ -82,7 +82,7 @@ func (self *LDBDatabase) Print() {
 		value := iter.Value()
 
 		fmt.Printf("%x(%d): ", key, len(key))
-		node := ethutil.NewValueFromBytes(value)
+		node := common.NewValueFromBytes(value)
 		fmt.Printf("%v\n", node)
 	}
 }

ethdb/memory_database.go

@@ -3,7 +3,7 @@ package ethdb
 import (
 	"fmt"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 /*
@@ -32,10 +32,10 @@ func (db *MemDatabase) Get(key []byte) ([]byte, error) {
 }
 
 /*
-func (db *MemDatabase) GetKeys() []*ethutil.Key {
+func (db *MemDatabase) GetKeys() []*common.Key {
 	data, _ := db.Get([]byte("KeyRing"))
 
-	return []*ethutil.Key{ethutil.NewKeyFromBytes(data)}
+	return []*common.Key{common.NewKeyFromBytes(data)}
 }
 */
 
@@ -48,7 +48,7 @@ func (db *MemDatabase) Delete(key []byte) error {
 func (db *MemDatabase) Print() {
 	for key, val := range db.db {
 		fmt.Printf("%x(%d): ", key, len(key))
-		node := ethutil.NewValueFromBytes(val)
+		node := common.NewValueFromBytes(val)
 		fmt.Printf("%q\n", node.Interface())
 	}
 }

javascript/types.go

@@ -2,7 +2,7 @@ package javascript
 
 import (
 	"fmt"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/xeth"
 	"github.com/obscuren/otto"
@@ -18,7 +18,7 @@ func (self *JSStateObject) EachStorage(call otto.FunctionCall) otto.Value {
 
 	it := self.Object.Trie().Iterator()
 	for it.Next() {
-		cb.Call(self.eth.toVal(self), self.eth.toVal(ethutil.Bytes2Hex(it.Key)), self.eth.toVal(ethutil.Bytes2Hex(it.Value)))
+		cb.Call(self.eth.toVal(self), self.eth.toVal(common.Bytes2Hex(it.Key)), self.eth.toVal(common.Bytes2Hex(it.Value)))
 	}
 
 	return otto.UndefinedValue()
@@ -44,10 +44,10 @@ type JSLog struct {
 
 func NewJSLog(log state.Log) JSLog {
 	return JSLog{
-		Address: ethutil.Bytes2Hex(log.Address()),
-		Topics:  nil, //ethutil.Bytes2Hex(log.Address()),
+		Address: common.Bytes2Hex(log.Address()),
+		Topics:  nil, //common.Bytes2Hex(log.Address()),
 		Number:  0,
-		Data:    ethutil.Bytes2Hex(log.Data()),
+		Data:    common.Bytes2Hex(log.Data()),
 	}
 }
 

logger/log.go

@@ -6,11 +6,11 @@ import (
 	"log"
 	"os"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 func openLogFile(datadir string, filename string) *os.File {
-	path := ethutil.AbsolutePath(datadir, filename)
+	path := common.AbsolutePath(datadir, filename)
 	file, err := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
 	if err != nil {
 		panic(fmt.Sprintf("error opening log file '%s': %v", filename, err))

miner/worker.go

@@ -9,7 +9,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/pow"
@@ -155,10 +155,10 @@ func (self *worker) wait() {
 				self.current.block.Header().MixDigest = work.MixDigest
 
 				jsonlogger.LogJson(&logger.EthMinerNewBlock{
-					BlockHash:     ethutil.Bytes2Hex(block.Hash()),
+					BlockHash:     common.Bytes2Hex(block.Hash()),
 					BlockNumber:   block.Number(),
-					ChainHeadHash: ethutil.Bytes2Hex(block.ParentHeaderHash),
-					BlockPrevHash: ethutil.Bytes2Hex(block.ParentHeaderHash),
+					ChainHeadHash: common.Bytes2Hex(block.ParentHeaderHash),
+					BlockPrevHash: common.Bytes2Hex(block.ParentHeaderHash),
 				})
 
 				if err := self.chain.InsertChain(types.Blocks{self.current.block}); err == nil {
@@ -221,7 +221,7 @@ gasLimit:
 
 	self.current.state.AddBalance(self.coinbase, core.BlockReward)
 
-	self.current.state.Update(ethutil.Big0)
+	self.current.state.Update(common.Big0)
 	self.push()
 }
 

p2p/message.go

@@ -11,7 +11,7 @@ import (
 	"sync/atomic"
 	"time"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/rlp"
 )
 
@@ -30,7 +30,7 @@ type Msg struct {
 
 // NewMsg creates an RLP-encoded message with the given code.
 func NewMsg(code uint64, params ...interface{}) Msg {
-	p := bytes.NewReader(ethutil.Encode(params))
+	p := bytes.NewReader(common.Encode(params))
 	return Msg{Code: code, Size: uint32(p.Len()), Payload: p}
 }
 

p2p/server.go

@@ -9,7 +9,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/p2p/discover"
 	"github.com/ethereum/go-ethereum/p2p/nat"
@@ -46,7 +46,7 @@ type Server struct {
 	MaxPeers int
 
 	// Name sets the node name of this server.
-	// Use ethutil.MakeName to create a name that follows existing conventions.
+	// Use common.MakeName to create a name that follows existing conventions.
 	Name string
 
 	// Bootstrap nodes are used to establish connectivity
@@ -132,7 +132,7 @@ func (srv *Server) SuggestPeer(n *discover.Node) {
 func (srv *Server) Broadcast(protocol string, code uint64, data ...interface{}) {
 	var payload []byte
 	if data != nil {
-		payload = ethutil.Encode(data)
+		payload = common.Encode(data)
 	}
 	srv.lock.RLock()
 	defer srv.lock.RUnlock()

pow/dagger/dagger.go

@@ -7,7 +7,7 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum/crypto/sha3"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 )
 
@@ -50,7 +50,7 @@ func (dag *Dagger) Search(hash, diff *big.Int) ([]byte, []byte, []byte) {
 
 	dag.hash = hash
 
-	obj := ethutil.BigPow(2, 256)
+	obj := common.BigPow(2, 256)
 	obj = obj.Div(obj, diff)
 
 	Found = false
@@ -75,7 +75,7 @@ func (dag *Dagger) Search(hash, diff *big.Int) ([]byte, []byte, []byte) {
 func (dag *Dagger) Verify(hash, diff, nonce *big.Int) bool {
 	dag.hash = hash
 
-	obj := ethutil.BigPow(2, 256)
+	obj := common.BigPow(2, 256)
 	obj = obj.Div(obj, diff)
 
 	return dag.Eval(nonce).Cmp(obj) < 0
@@ -85,7 +85,7 @@ func DaggerVerify(hash, diff, nonce *big.Int) bool {
 	dagger := &Dagger{}
 	dagger.hash = hash
 
-	obj := ethutil.BigPow(2, 256)
+	obj := common.BigPow(2, 256)
 	obj = obj.Div(obj, diff)
 
 	return dagger.Eval(nonce).Cmp(obj) < 0
@@ -133,7 +133,7 @@ func Sum(sha hash.Hash) []byte {
 }
 
 func (dag *Dagger) Eval(N *big.Int) *big.Int {
-	pow := ethutil.BigPow(2, 26)
+	pow := common.BigPow(2, 26)
 	dag.xn = pow.Div(N, pow)
 
 	sha := sha3.NewKeccak256()

pow/dagger/dagger_test.go

@@ -4,12 +4,12 @@ import (
 	"math/big"
 	"testing"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 func BenchmarkDaggerSearch(b *testing.B) {
 	hash := big.NewInt(0)
-	diff := ethutil.BigPow(2, 36)
+	diff := common.BigPow(2, 36)
 	o := big.NewInt(0) // nonce doesn't matter. We're only testing against speed, not validity
 
 	// Reset timer so the big generation isn't included in the benchmark

pow/ezp/pow.go

@@ -7,7 +7,7 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum/crypto/sha3"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/pow"
 )
@@ -91,8 +91,8 @@ func verify(hash []byte, diff *big.Int, nonce uint64) bool {
 	d := append(hash, n...)
 	sha.Write(d)
 
-	verification := new(big.Int).Div(ethutil.BigPow(2, 256), diff)
-	res := ethutil.BigD(sha.Sum(nil))
+	verification := new(big.Int).Div(common.BigPow(2, 256), diff)
+	res := common.BigD(sha.Sum(nil))
 
 	return res.Cmp(verification) <= 0
 }

rpc/api.go

@@ -13,7 +13,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/event/filter"
 	"github.com/ethereum/go-ethereum/state"
@@ -43,7 +43,7 @@ type EthereumApi struct {
 	regmut   sync.Mutex
 	register map[string][]*NewTxArgs
 
-	db ethutil.Database
+	db common.Database
 }
 
 func NewEthereumApi(eth *xeth.XEth, dataDir string) *EthereumApi {
@@ -241,7 +241,7 @@ func (p *EthereumApi) Transact(args *NewTxArgs, reply *interface{}) (err error)
 	//	p.register[args.From] = append(p.register[args.From], args)
 	//} else {
 	/*
-		account := accounts.Get(ethutil.FromHex(args.From))
+		account := accounts.Get(common.FromHex(args.From))
 		if account != nil {
 			if account.Unlocked() {
 				if !unlockAccount(account) {
@@ -249,7 +249,7 @@ func (p *EthereumApi) Transact(args *NewTxArgs, reply *interface{}) (err error)
 				}
 			}
 
-			result, _ := account.Transact(ethutil.FromHex(args.To), ethutil.FromHex(args.Value), ethutil.FromHex(args.Gas), ethutil.FromHex(args.GasPrice), ethutil.FromHex(args.Data))
+			result, _ := account.Transact(common.FromHex(args.To), common.FromHex(args.Value), common.FromHex(args.Gas), common.FromHex(args.GasPrice), common.FromHex(args.Data))
 			if len(result) > 0 {
 				*reply = toHex(result)
 			}
@@ -258,7 +258,7 @@ func (p *EthereumApi) Transact(args *NewTxArgs, reply *interface{}) (err error)
 		}
 	*/
 	// TODO: align default values to have the same type, e.g. not depend on
-	// ethutil.Value conversions later on
+	// common.Value conversions later on
 	if args.Gas.Cmp(big.NewInt(0)) == 0 {
 		args.Gas = defaultGas
 	}
@@ -316,7 +316,7 @@ func (p *EthereumApi) GetStorageAt(args *GetStorageAtArgs, reply *interface{}) e
 	} else {
 		// Convert the incoming string (which is a bigint) into hex
 		i, _ := new(big.Int).SetString(args.Key, 10)
-		hx = ethutil.Bytes2Hex(i.Bytes())
+		hx = common.Bytes2Hex(i.Bytes())
 	}
 	rpclogger.Debugf("GetStateAt(%s, %s)\n", args.Address, hx)
 	*reply = map[string]string{args.Key: value.Str()}
@@ -480,7 +480,7 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
 		if err := json.Unmarshal(req.Params, &args); err != nil {
 			return err
 		}
-		*reply = toHex(crypto.Sha3(ethutil.FromHex(args.Data)))
+		*reply = toHex(crypto.Sha3(common.FromHex(args.Data)))
 	case "web3_clientVersion":
 		*reply = p.xeth().Backend().Version()
 	case "net_version":
@@ -821,12 +821,12 @@ func toFilterOptions(options *FilterOptions) core.FilterOptions {
 
 	// Convert optional address slice/string to byte slice
 	if str, ok := options.Address.(string); ok {
-		opts.Address = [][]byte{ethutil.FromHex(str)}
+		opts.Address = [][]byte{common.FromHex(str)}
 	} else if slice, ok := options.Address.([]interface{}); ok {
 		bslice := make([][]byte, len(slice))
 		for i, addr := range slice {
 			if saddr, ok := addr.(string); ok {
-				bslice[i] = ethutil.FromHex(saddr)
+				bslice[i] = common.FromHex(saddr)
 			}
 		}
 		opts.Address = bslice
@@ -840,11 +840,11 @@ func toFilterOptions(options *FilterOptions) core.FilterOptions {
 		if slice, ok := topicDat.([]interface{}); ok {
 			topics[i] = make([][]byte, len(slice))
 			for j, topic := range slice {
-				topics[i][j] = ethutil.FromHex(topic.(string))
+				topics[i][j] = common.FromHex(topic.(string))
 			}
 		} else if str, ok := topicDat.(string); ok {
 			topics[i] = make([][]byte, 1)
-			topics[i][0] = ethutil.FromHex(str)
+			topics[i][0] = common.FromHex(str)
 		}
 	}
 	opts.Topics = topics

rpc/args.go

@@ -5,7 +5,7 @@ import (
 	"encoding/json"
 	"math/big"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 func blockNumber(raw json.RawMessage, number *int64) (err error) {
@@ -20,7 +20,7 @@ func blockNumber(raw json.RawMessage, number *int64) (err error) {
 	case "pending":
 		*number = 0
 	default:
-		*number = ethutil.String2Big(str).Int64()
+		*number = common.String2Big(str).Int64()
 	}
 	return nil
 }
@@ -73,7 +73,7 @@ func (args *GetBlockByNumberArgs) UnmarshalJSON(b []byte) (err error) {
 	if v, ok := obj[0].(float64); ok {
 		args.BlockNumber = int64(v)
 	} else {
-		args.BlockNumber = ethutil.Big(obj[0].(string)).Int64()
+		args.BlockNumber = common.Big(obj[0].(string)).Int64()
 	}
 
 	if len(obj) > 1 {
@@ -102,9 +102,9 @@ func (args *NewTxArgs) UnmarshalJSON(b []byte) (err error) {
 
 	args.From = obj.From
 	args.To = obj.To
-	args.Value = ethutil.Big(obj.Value)
-	args.Gas = ethutil.Big(obj.Gas)
-	args.GasPrice = ethutil.Big(obj.GasPrice)
+	args.Value = common.Big(obj.Value)
+	args.Gas = common.Big(obj.Gas)
+	args.GasPrice = common.Big(obj.GasPrice)
 	args.Data = obj.Data
 
 	return nil
@@ -208,7 +208,7 @@ func (args *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) {
 		if obj[1].(string) == "latest" {
 			args.BlockNumber = -1
 		} else {
-			args.BlockNumber = ethutil.Big(obj[1].(string)).Int64()
+			args.BlockNumber = common.Big(obj[1].(string)).Int64()
 		}
 	}
 
@@ -266,14 +266,14 @@ func (args *BlockNumIndexArgs) UnmarshalJSON(b []byte) (err error) {
 	if !ok {
 		return NewDecodeParamError("BlockNumber is not string")
 	}
-	args.BlockNumber = ethutil.Big(arg0).Int64()
+	args.BlockNumber = common.Big(arg0).Int64()
 
 	if len(obj) > 1 {
 		arg1, ok := obj[1].(string)
 		if !ok {
 			return NewDecodeParamError("Index not a string")
 		}
-		args.Index = ethutil.Big(arg1).Int64()
+		args.Index = common.Big(arg1).Int64()
 	}
 
 	return nil
@@ -306,7 +306,7 @@ func (args *HashIndexArgs) UnmarshalJSON(b []byte) (err error) {
 		if !ok {
 			return NewDecodeParamError("Index not a string")
 		}
-		args.Index = ethutil.Big(arg1).Int64()
+		args.Index = common.Big(arg1).Int64()
 	}
 
 	return nil
@@ -357,10 +357,10 @@ func (args *Sha3Args) UnmarshalJSON(b []byte) (err error) {
 // 	if len(obj) < 1 {
 // 		return errArguments
 // 	}
-// 	args.FromBlock = uint64(ethutil.Big(obj[0].FromBlock).Int64())
-// 	args.ToBlock = uint64(ethutil.Big(obj[0].ToBlock).Int64())
-// 	args.Limit = uint64(ethutil.Big(obj[0].Limit).Int64())
-// 	args.Offset = uint64(ethutil.Big(obj[0].Offset).Int64())
+// 	args.FromBlock = uint64(common.Big(obj[0].FromBlock).Int64())
+// 	args.ToBlock = uint64(common.Big(obj[0].ToBlock).Int64())
+// 	args.Limit = uint64(common.Big(obj[0].Limit).Int64())
+// 	args.Offset = uint64(common.Big(obj[0].Offset).Int64())
 // 	args.Address = obj[0].Address
 // 	args.Topics = obj[0].Topics
 
@@ -394,10 +394,10 @@ func (args *FilterOptions) UnmarshalJSON(b []byte) (err error) {
 		return NewInsufficientParamsError(len(obj), 1)
 	}
 
-	args.Earliest = int64(ethutil.Big(obj[0].FromBlock).Int64())
-	args.Latest = int64(ethutil.Big(obj[0].ToBlock).Int64())
-	args.Max = int(ethutil.Big(obj[0].Limit).Int64())
-	args.Skip = int(ethutil.Big(obj[0].Offset).Int64())
+	args.Earliest = int64(common.Big(obj[0].FromBlock).Int64())
+	args.Latest = int64(common.Big(obj[0].ToBlock).Int64())
+	args.Max = int(common.Big(obj[0].Limit).Int64())
+	args.Skip = int(common.Big(obj[0].Offset).Int64())
 	args.Address = obj[0].Address
 	args.Topics = obj[0].Topics
 
@@ -474,8 +474,8 @@ func (args *WhisperMessageArgs) UnmarshalJSON(b []byte) (err error) {
 	args.To = obj[0].To
 	args.From = obj[0].From
 	args.Topics = obj[0].Topics
-	args.Priority = uint32(ethutil.Big(obj[0].Priority).Int64())
-	args.Ttl = uint32(ethutil.Big(obj[0].Ttl).Int64())
+	args.Priority = uint32(common.Big(obj[0].Priority).Int64())
+	args.Ttl = uint32(common.Big(obj[0].Ttl).Int64())
 
 	return nil
 }
@@ -538,7 +538,7 @@ func (args *FilterIdArgs) UnmarshalJSON(b []byte) (err error) {
 		return NewInsufficientParamsError(len(obj), 1)
 	}
 
-	args.Id = int(ethutil.Big(obj[0]).Int64())
+	args.Id = int(common.Big(obj[0]).Int64())
 
 	return nil
 }

rpc/util.go

@@ -25,7 +25,7 @@ import (
 	"reflect"
 	"time"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/xeth"
@@ -120,7 +120,7 @@ func (self JsonWrapper) ParseRequestBody(req *http.Request) (RpcRequest, error)
 }
 
 func toHex(b []byte) string {
-	hex := ethutil.Bytes2Hex(b)
+	hex := common.Bytes2Hex(b)
 	// Prefer output of "0x0" instead of "0x"
 	if len(hex) == 0 {
 		hex = "0"

state/dump.go

@@ -4,7 +4,7 @@ import (
 	"encoding/json"
 	"fmt"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 type Account struct {
@@ -22,7 +22,7 @@ type World struct {
 
 func (self *StateDB) RawDump() World {
 	world := World{
-		Root:     ethutil.Bytes2Hex(self.trie.Root()),
+		Root:     common.Bytes2Hex(self.trie.Root()),
 		Accounts: make(map[string]Account),
 	}
 
@@ -30,14 +30,14 @@ func (self *StateDB) RawDump() World {
 	for it.Next() {
 		stateObject := NewStateObjectFromBytes(it.Key, it.Value, self.db)
 
-		account := Account{Balance: stateObject.balance.String(), Nonce: stateObject.nonce, Root: ethutil.Bytes2Hex(stateObject.Root()), CodeHash: ethutil.Bytes2Hex(stateObject.codeHash)}
+		account := Account{Balance: stateObject.balance.String(), Nonce: stateObject.nonce, Root: common.Bytes2Hex(stateObject.Root()), CodeHash: common.Bytes2Hex(stateObject.codeHash)}
 		account.Storage = make(map[string]string)
 
 		storageIt := stateObject.State.trie.Iterator()
 		for storageIt.Next() {
-			account.Storage[ethutil.Bytes2Hex(storageIt.Key)] = ethutil.Bytes2Hex(storageIt.Value)
+			account.Storage[common.Bytes2Hex(storageIt.Key)] = common.Bytes2Hex(storageIt.Value)
 		}
-		world.Accounts[ethutil.Bytes2Hex(it.Key)] = account
+		world.Accounts[common.Bytes2Hex(it.Key)] = account
 	}
 	return world
 }

state/log.go

@@ -3,11 +3,11 @@ package state
 import (
 	"fmt"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 type Log interface {
-	ethutil.RlpEncodable
+	common.RlpEncodable
 
 	Address() []byte
 	Topics() [][]byte
@@ -43,7 +43,7 @@ func (self *StateLog) Number() uint64 {
 	return self.number
 }
 
-func NewLogFromValue(decoder *ethutil.Value) *StateLog {
+func NewLogFromValue(decoder *common.Value) *StateLog {
 	log := &StateLog{
 		address: decoder.Get(0).Bytes(),
 		data:    decoder.Get(2).Bytes(),
@@ -58,7 +58,7 @@ func NewLogFromValue(decoder *ethutil.Value) *StateLog {
 }
 
 func (self *StateLog) RlpData() interface{} {
-	return []interface{}{self.address, ethutil.ByteSliceToInterface(self.topics), self.data}
+	return []interface{}{self.address, common.ByteSliceToInterface(self.topics), self.data}
 }
 
 func (self *StateLog) String() string {

state/managed_state_test.go

@@ -3,10 +3,10 @@ package state
 import (
 	"testing"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
-var addr = ethutil.Address([]byte("test"))
+var addr = common.Address([]byte("test"))
 
 func create() (*ManagedState, *account) {
 	ms := ManageState(&StateDB{stateObjects: make(map[string]*StateObject)})

state/state_object.go

@@ -6,7 +6,7 @@ import (
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/rlp"
 	"github.com/ethereum/go-ethereum/trie"
 )
@@ -17,7 +17,7 @@ func (self Code) String() string {
 	return string(self) //strings.Join(Disassemble(self), " ")
 }
 
-type Storage map[string]*ethutil.Value
+type Storage map[string]*common.Value
 
 func (self Storage) String() (str string) {
 	for key, value := range self {
@@ -39,7 +39,7 @@ func (self Storage) Copy() Storage {
 
 type StateObject struct {
 	// State database for storing state changes
-	db ethutil.Database
+	db common.Database
 	// The state object
 	State *StateDB
 
@@ -77,12 +77,12 @@ func (self *StateObject) Reset() {
 	self.State.Reset()
 }
 
-func NewStateObject(addr []byte, db ethutil.Database) *StateObject {
+func NewStateObject(addr []byte, db common.Database) *StateObject {
 	// This to ensure that it has 20 bytes (and not 0 bytes), thus left or right pad doesn't matter.
-	address := ethutil.Address(addr)
+	address := common.Address(addr)
 
 	object := &StateObject{db: db, address: address, balance: new(big.Int), gasPool: new(big.Int), dirty: true}
-	object.State = New(nil, db) //New(trie.New(ethutil.Config.Db, ""))
+	object.State = New(nil, db) //New(trie.New(common.Config.Db, ""))
 	object.storage = make(Storage)
 	object.gasPool = new(big.Int)
 	object.prepaid = new(big.Int)
@@ -90,7 +90,7 @@ func NewStateObject(addr []byte, db ethutil.Database) *StateObject {
 	return object
 }
 
-func NewStateObjectFromBytes(address, data []byte, db ethutil.Database) *StateObject {
+func NewStateObjectFromBytes(address, data []byte, db common.Database) *StateObject {
 	// TODO clean me up
 	var extobject struct {
 		Nonce    uint64
@@ -110,7 +110,7 @@ func NewStateObjectFromBytes(address, data []byte, db ethutil.Database) *StateOb
 	object.balance = extobject.Balance
 	object.codeHash = extobject.CodeHash
 	object.State = New(extobject.Root, db)
-	object.storage = make(map[string]*ethutil.Value)
+	object.storage = make(map[string]*common.Value)
 	object.gasPool = new(big.Int)
 	object.prepaid = new(big.Int)
 	object.code, _ = db.Get(extobject.CodeHash)
@@ -124,18 +124,18 @@ func (self *StateObject) MarkForDeletion() {
 	statelogger.Debugf("%x: #%d %v X\n", self.Address(), self.nonce, self.balance)
 }
 
-func (c *StateObject) getAddr(addr []byte) *ethutil.Value {
-	return ethutil.NewValueFromBytes([]byte(c.State.trie.Get(addr)))
+func (c *StateObject) getAddr(addr []byte) *common.Value {
+	return common.NewValueFromBytes([]byte(c.State.trie.Get(addr)))
 }
 
 func (c *StateObject) setAddr(addr []byte, value interface{}) {
-	c.State.trie.Update(addr, ethutil.Encode(value))
+	c.State.trie.Update(addr, common.Encode(value))
 }
 
-func (self *StateObject) GetStorage(key *big.Int) *ethutil.Value {
+func (self *StateObject) GetStorage(key *big.Int) *common.Value {
 	return self.GetState(key.Bytes())
 }
-func (self *StateObject) SetStorage(key *big.Int, value *ethutil.Value) {
+func (self *StateObject) SetStorage(key *big.Int, value *common.Value) {
 	self.SetState(key.Bytes(), value)
 }
 
@@ -143,8 +143,8 @@ func (self *StateObject) Storage() Storage {
 	return self.storage
 }
 
-func (self *StateObject) GetState(k []byte) *ethutil.Value {
-	key := ethutil.LeftPadBytes(k, 32)
+func (self *StateObject) GetState(k []byte) *common.Value {
+	key := common.LeftPadBytes(k, 32)
 
 	value := self.storage[string(key)]
 	if value == nil {
@@ -158,8 +158,8 @@ func (self *StateObject) GetState(k []byte) *ethutil.Value {
 	return value
 }
 
-func (self *StateObject) SetState(k []byte, value *ethutil.Value) {
-	key := ethutil.LeftPadBytes(k, 32)
+func (self *StateObject) SetState(k []byte, value *common.Value) {
+	key := common.LeftPadBytes(k, 32)
 	self.storage[string(key)] = value.Copy()
 	self.dirty = true
 }
@@ -176,12 +176,12 @@ func (self *StateObject) Sync() {
 	self.storage = make(Storage)
 }
 
-func (c *StateObject) GetInstr(pc *big.Int) *ethutil.Value {
+func (c *StateObject) GetInstr(pc *big.Int) *common.Value {
 	if int64(len(c.code)-1) < pc.Int64() {
-		return ethutil.NewValue(0)
+		return common.NewValue(0)
 	}
 
-	return ethutil.NewValueFromBytes([]byte{c.code[pc.Int64()]})
+	return common.NewValueFromBytes([]byte{c.code[pc.Int64()]})
 }
 
 func (c *StateObject) AddBalance(amount *big.Int) {
@@ -252,13 +252,13 @@ func (self *StateObject) RefundGas(gas, price *big.Int) {
 func (self *StateObject) Copy() *StateObject {
 	stateObject := NewStateObject(self.Address(), self.db)
 	stateObject.balance.Set(self.balance)
-	stateObject.codeHash = ethutil.CopyBytes(self.codeHash)
+	stateObject.codeHash = common.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.code = common.CopyBytes(self.code)
+	stateObject.initCode = common.CopyBytes(self.initCode)
 	stateObject.storage = self.storage.Copy()
 	stateObject.gasPool.Set(self.gasPool)
 	stateObject.remove = self.remove
@@ -330,19 +330,19 @@ func (self *StateObject) Nonce() uint64 {
 
 // State object encoding methods
 func (c *StateObject) RlpEncode() []byte {
-	return ethutil.Encode([]interface{}{c.nonce, c.balance, c.Root(), c.CodeHash()})
+	return common.Encode([]interface{}{c.nonce, c.balance, c.Root(), c.CodeHash()})
 }
 
-func (c *StateObject) CodeHash() ethutil.Bytes {
+func (c *StateObject) CodeHash() common.Bytes {
 	return crypto.Sha3(c.code)
 }
 
 func (c *StateObject) RlpDecode(data []byte) {
-	decoder := ethutil.NewValueFromBytes(data)
+	decoder := common.NewValueFromBytes(data)
 	c.nonce = decoder.Get(0).Uint()
 	c.balance = decoder.Get(1).BigInt()
-	c.State = New(decoder.Get(2).Bytes(), c.db) //New(trie.New(ethutil.Config.Db, decoder.Get(2).Interface()))
-	c.storage = make(map[string]*ethutil.Value)
+	c.State = New(decoder.Get(2).Bytes(), c.db) //New(trie.New(common.Config.Db, decoder.Get(2).Interface()))
+	c.storage = make(map[string]*common.Value)
 	c.gasPool = new(big.Int)
 
 	c.codeHash = decoder.Get(3).Bytes()

state/state_test.go

@@ -6,7 +6,7 @@ import (
 	checker "gopkg.in/check.v1"
 
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 type StateSuite struct {
@@ -63,9 +63,9 @@ func (s *StateSuite) SetUpTest(c *checker.C) {
 
 func (s *StateSuite) TestSnapshot(c *checker.C) {
 	stateobjaddr := []byte("aa")
-	storageaddr := ethutil.Big("0")
-	data1 := ethutil.NewValue(42)
-	data2 := ethutil.NewValue(43)
+	storageaddr := common.Big("0")
+	data1 := common.NewValue(42)
+	data2 := common.NewValue(43)
 
 	// get state object
 	stateObject := s.state.GetOrNewStateObject(stateobjaddr)

state/statedb.go

@@ -4,7 +4,7 @@ import (
 	"bytes"
 	"math/big"
 
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/trie"
 )
@@ -17,7 +17,7 @@ var statelogger = logger.NewLogger("STATE")
 // * Contracts
 // * Accounts
 type StateDB struct {
-	db   ethutil.Database
+	db   common.Database
 	trie *trie.SecureTrie
 
 	stateObjects map[string]*StateObject
@@ -28,8 +28,8 @@ type StateDB struct {
 }
 
 // Create a new state from a given trie
-func New(root []byte, db ethutil.Database) *StateDB {
-	trie := trie.NewSecure(ethutil.CopyBytes(root), db)
+func New(root []byte, db common.Database) *StateDB {
+	trie := trie.NewSecure(common.CopyBytes(root), db)
 	return &StateDB{db: db, trie: trie, stateObjects: make(map[string]*StateObject), refund: make(map[string]*big.Int)}
 }
 
@@ -59,7 +59,7 @@ func (self *StateDB) GetBalance(addr []byte) *big.Int {
 		return stateObject.balance
 	}
 
-	return ethutil.Big0
+	return common.Big0
 }
 
 func (self *StateDB) AddBalance(addr []byte, amount *big.Int) {
@@ -113,7 +113,7 @@ func (self *StateDB) SetCode(addr, code []byte) {
 func (self *StateDB) SetState(addr, key []byte, value interface{}) {
 	stateObject := self.GetStateObject(addr)
 	if stateObject != nil {
-		stateObject.SetState(key, ethutil.NewValue(value))
+		stateObject.SetState(key, common.NewValue(value))
 	}
 }
 
@@ -161,7 +161,7 @@ func (self *StateDB) DeleteStateObject(stateObject *StateObject) {
 
 // Retrieve a state object given my the address. Nil if not found
 func (self *StateDB) GetStateObject(addr []byte) *StateObject {
-	addr = ethutil.Address(addr)
+	addr = common.Address(addr)
 
 	stateObject := self.stateObjects[string(addr)]
 	if stateObject != nil {
@@ -195,7 +195,7 @@ func (self *StateDB) GetOrNewStateObject(addr []byte) *StateObject {
 
 // Create a state object whether it exist in the trie or not
 func (self *StateDB) NewStateObject(addr []byte) *StateObject {
-	addr = ethutil.Address(addr)
+	addr = common.Address(addr)
 
 	statelogger.Debugf("(+) %x\n", addr)
 

tests/blocktest.go

@@ -13,7 +13,7 @@ import (
 	"strings"
 
 	"github.com/ethereum/go-ethereum/core/types"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/rlp"
 	"github.com/ethereum/go-ethereum/state"
 )
@@ -97,7 +97,7 @@ func LoadBlockTests(file string) (map[string]*BlockTest, error) {
 
 // InsertPreState populates the given database with the genesis
 // accounts defined by the test.
-func (t *BlockTest) InsertPreState(db ethutil.Database) error {
+func (t *BlockTest) InsertPreState(db common.Database) error {
 	statedb := state.New(nil, db)
 	for addrString, acct := range t.preAccounts {
 		// XXX: is is worth it checking for errors here?

tests/helper/common.go

@@ -1,11 +1,11 @@
 package helper
 
-import "github.com/ethereum/go-ethereum/ethutil"
+import "github.com/ethereum/go-ethereum/common"
 
 func FromHex(h string) []byte {
-	if ethutil.IsHex(h) {
+	if common.IsHex(h) {
 		h = h[2:]
 	}
 
-	return ethutil.Hex2Bytes(h)
+	return common.Hex2Bytes(h)
 }

tests/helper/vm.go

@@ -6,7 +6,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/vm"
 )
@@ -41,13 +41,13 @@ func NewEnv(state *state.StateDB) *Env {
 func NewEnvFromMap(state *state.StateDB, envValues map[string]string, exeValues map[string]string) *Env {
 	env := NewEnv(state)
 
-	env.origin = ethutil.Hex2Bytes(exeValues["caller"])
-	env.parent = ethutil.Hex2Bytes(envValues["previousHash"])
-	env.coinbase = ethutil.Hex2Bytes(envValues["currentCoinbase"])
-	env.number = ethutil.Big(envValues["currentNumber"])
-	env.time = ethutil.Big(envValues["currentTimestamp"]).Int64()
-	env.difficulty = ethutil.Big(envValues["currentDifficulty"])
-	env.gasLimit = ethutil.Big(envValues["currentGasLimit"])
+	env.origin = common.Hex2Bytes(exeValues["caller"])
+	env.parent = common.Hex2Bytes(envValues["previousHash"])
+	env.coinbase = common.Hex2Bytes(envValues["currentCoinbase"])
+	env.number = common.Big(envValues["currentNumber"])
+	env.time = common.Big(envValues["currentTimestamp"]).Int64()
+	env.difficulty = common.Big(envValues["currentDifficulty"])
+	env.gasLimit = common.Big(envValues["currentGasLimit"])
 	env.Gas = new(big.Int)
 
 	return env
@@ -135,9 +135,9 @@ func RunVm(state *state.StateDB, env, exec map[string]string) ([]byte, state.Log
 		to    = FromHex(exec["address"])
 		from  = FromHex(exec["caller"])
 		data  = FromHex(exec["data"])
-		gas   = ethutil.Big(exec["gas"])
-		price = ethutil.Big(exec["gasPrice"])
-		value = ethutil.Big(exec["value"])
+		gas   = common.Big(exec["gas"])
+		price = common.Big(exec["gasPrice"])
+		value = common.Big(exec["value"])
 	)
 	// Reset the pre-compiled contracts for VM tests.
 	vm.Precompiled = make(map[string]*vm.PrecompiledAccount)
@@ -155,12 +155,12 @@ func RunVm(state *state.StateDB, env, exec map[string]string) ([]byte, state.Log
 
 func RunState(statedb *state.StateDB, env, tx map[string]string) ([]byte, state.Logs, *big.Int, error) {
 	var (
-		keyPair, _ = crypto.NewKeyPairFromSec([]byte(ethutil.Hex2Bytes(tx["secretKey"])))
+		keyPair, _ = crypto.NewKeyPairFromSec([]byte(common.Hex2Bytes(tx["secretKey"])))
 		to         = FromHex(tx["to"])
 		data       = FromHex(tx["data"])
-		gas        = ethutil.Big(tx["gasLimit"])
-		price      = ethutil.Big(tx["gasPrice"])
-		value      = ethutil.Big(tx["value"])
+		gas        = common.Big(tx["gasLimit"])
+		price      = common.Big(tx["gasPrice"])
+		value      = common.Big(tx["value"])
 		caddr      = FromHex(env["currentCoinbase"])
 	)
 
@@ -169,7 +169,7 @@ func RunState(statedb *state.StateDB, env, tx map[string]string) ([]byte, state.
 
 	snapshot := statedb.Copy()
 	coinbase := statedb.GetOrNewStateObject(caddr)
-	coinbase.SetGasPool(ethutil.Big(env["currentGasLimit"]))
+	coinbase.SetGasPool(common.Big(env["currentGasLimit"]))
 
 	message := NewMessage(keyPair.Address(), to, data, value, gas, price)
 	vmenv := NewEnvFromMap(statedb, env, tx)

tests/vm/gh_test.go

@@ -7,7 +7,7 @@ import (
 	"testing"
 
 	"github.com/ethereum/go-ethereum/ethdb"
-	"github.com/ethereum/go-ethereum/ethutil"
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/tests/helper"
@@ -27,26 +27,26 @@ type Log struct {
 	BloomF   string   `json:"bloom"`
 }
 
-func (self Log) Address() []byte      { return ethutil.Hex2Bytes(self.AddressF) }
-func (self Log) Data() []byte         { return ethutil.Hex2Bytes(self.DataF) }
+func (self Log) Address() []byte      { return common.Hex2Bytes(self.AddressF) }
+func (self Log) Data() []byte         { return common.Hex2Bytes(self.DataF) }
 func (self Log) RlpData() interface{} { return nil }
 func (self Log) Topics() [][]byte {
 	t := make([][]byte, len(self.TopicsF))
 	for i, topic := range self.TopicsF {
-		t[i] = ethutil.Hex2Bytes(topic)
+		t[i] = common.Hex2Bytes(topic)
 	}
 	return t
 }
 
-func StateObjectFromAccount(db ethutil.Database, addr string, account Account) *state.StateObject {
-	obj := state.NewStateObject(ethutil.Hex2Bytes(addr), db)
-	obj.SetBalance(ethutil.Big(account.Balance))
+func StateObjectFromAccount(db common.Database, addr string, account Account) *state.StateObject {
+	obj := state.NewStateObject(common.Hex2Bytes(addr), db)
+	obj.SetBalance(common.Big(account.Balance))
 
-	if ethutil.IsHex(account.Code) {
+	if common.IsHex(account.Code) {
 		account.Code = account.Code[2:]
 	}
-	obj.SetCode(ethutil.Hex2Bytes(account.Code))
-	obj.SetNonce(ethutil.Big(account.Nonce).Uint64())
+	obj.SetCode(common.Hex2Bytes(account.Code))
+	obj.SetNonce(common.Big(account.Nonce).Uint64())
 
 	return obj
 }
@@ -86,7 +86,7 @@ func RunVmTest(p string, t *testing.T) {
 			obj := StateObjectFromAccount(db, addr, account)
 			statedb.SetStateObject(obj)
 			for a, v := range account.Storage {
-				obj.SetState(helper.FromHex(a), ethutil.NewValue(helper.FromHex(v)))
+				obj.SetState(helper.FromHex(a), common.NewValue(helper.FromHex(v)))
 			}
 		}
 
@@ -126,7 +126,7 @@ func RunVmTest(p string, t *testing.T) {
 			if len(test.Gas) == 0 && err == nil {
 				t.Errorf("%s's gas unspecified, indicating an error. VM returned (incorrectly) successfull", name)
 			} else {
-				gexp := ethutil.Big(test.Gas)
+				gexp := common.Big(test.Gas)
 				if gexp.Cmp(gas) != 0 {
 					t.Errorf("%s's gas failed. Expected %v, got %v\n", name, gexp, gas)
 				}
@@ -140,8 +140,8 @@ func RunVmTest(p string, t *testing.T) {
 			}
 
 			if len(test.Exec) == 0 {
-				if obj.Balance().Cmp(ethutil.Big(account.Balance)) != 0 {
-					t.Errorf("%s's : (%x) balance failed. Expected %v, got %v => %v\n", name, obj.Address()[:4], account.Balance, obj.Balance(), new(big.Int).Sub(ethutil.Big(account.Balance), obj.Balance()))
+				if obj.Balance().Cmp(common.Big(account.Balance)) != 0 {
+					t.Errorf("%s's : (%x) balance failed. Expected %v, got %v => %v\n", name, obj.Address()[:4], account.Balance, obj.Balance(), new(big.Int).Sub(common.Big(account.Balance), obj.Balance()))
 				}
 			}
 
@@ -150,14 +150,14 @@ func RunVmTest(p string, t *testing.T) {
 				vexp := helper.FromHex(value)
 
 				if bytes.Compare(v, vexp) != 0 {
-					t.Errorf("%s's : (%x: %s) storage failed. Expected %x, got %x (%v %v)\n", name, obj.Address()[0:4], addr, vexp, v, ethutil.BigD(vexp), ethutil.BigD(v))
+					t.Errorf("%s's : (%x: %s) storage failed. Expected %x, got %x (%v %v)\n", name, obj.Address()[0:4], addr, vexp, v, common.BigD(vexp), common.BigD(v))
 				}
 			}
 		}
 
 		if !isVmTest {
 			statedb.Sync()
-			if !bytes.Equal(ethutil.Hex2Bytes(test.PostStateRoot), statedb.Root()) {
+			if !bytes.Equal(common.Hex2Bytes(test.PostStateRoot), statedb.Root()) {
 				t.Errorf("%s's : Post state root error. Expected %s, got %x", name, test.PostStateRoot, statedb.Root())
 			}
 		}
@@ -170,8 +170,8 @@ func RunVmTest(p string, t *testing.T) {
 					fmt.Println("A", test.Logs)
 					fmt.Println("B", logs)
 						for i, log := range test.Logs {
-							genBloom := ethutil.LeftPadBytes(types.LogsBloom(state.Logs{logs[i]}).Bytes(), 256)
-							if !bytes.Equal(genBloom, ethutil.Hex2Bytes(log.BloomF)) {
+							genBloom := common.LeftPadBytes(types.LogsBloom(state.Logs{logs[i]}).Bytes(), 256)
+							if !bytes.Equal(genBloom, common.Hex2Bytes(log.BloomF)) {
 								t.Errorf("bloom mismatch")
 							}
 						}

trie/hashnode.go

@@ -1,6 +1,6 @@
 package trie
 
-import "github.com/ethereum/go-ethereum/ethutil"
+import "github.com/ethereum/go-ethereum/common"
 
 type HashNode struct {
 	key  []byte
@@ -22,4 +22,4 @@ func (self *HashNode) Hash() interface{} {
 // These methods will never be called but we have to satisfy Node interface
 func (self *HashNode) Value() Node       { return nil }
 func (self *HashNode) Dirty() bool       { return true }
-func (self *HashNode) Copy(t *Trie) Node { return NewHash(ethutil.CopyBytes(self.key), t) }
+func (self *HashNode) Copy(t *Trie) Node { return NewHash(common.CopyBytes(self.key), t) }

trie/shortnode.go

@@ -1,6 +1,6 @@
 package trie
 
-import "github.com/ethereum/go-ethereum/ethutil"
+import "github.com/ethereum/go-ethereum/common"
 
 type ShortNode struct {
 	trie  *Trie
@@ -19,7 +19,7 @@ func (self *ShortNode) Value() Node {
 func (self *ShortNode) Dirty() bool { return true }
 func (self *ShortNode) Copy(t *Trie) Node {
 	node := &ShortNode{t, nil, self.value.Copy(t)}
-	node.key = ethutil.CopyBytes(self.key)
+	node.key = common.CopyBytes(self.key)
 	return node
 }