gaspersic/go-ethereum
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Merge branch 'develop' into rpcfrontier

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This commit is contained in:
obscuren
2015-03-10 12:39:59 +01:00
parent a7538d0020 0542df941f
commit 53f8f29744
19 changed files with 593 additions and 1030 deletions
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14
cmd/blocktest/main.go
View File

@@ -168,7 +168,7 @@ func main() {
logger.Flush()
}()
utils.HandleInterrupt()
//utils.HandleInterrupt()
utils.InitConfig(VmType, ConfigFile, Datadir, "ethblocktest")
@@ -190,12 +190,17 @@ func main() {
MinerThreads: MinerThreads,
})
utils.StartEthereumForTest(ethereum)
utils.StartRpc(ethereum, RpcListenAddress, RpcPort)
utils.StartEthereum(ethereum)
ethereum.ChainManager().ResetWithGenesisBlock(blocks[0])
// bph := ethereum.ChainManager().GetBlock(blocks[1].Header().ParentHash)
// fmt.Println("bph: ", bph)
// fmt.Println("HURR: ", hex.EncodeToString(ethutil.Encode(blocks[0].RlpData())))
//fmt.Println("b0: ", hex.EncodeToString(ethutil.Encode(blocks[0].RlpData())))
//fmt.Println("b0: ", hex.EncodeToString(blocks[0].Hash()))
//fmt.Println("b1: ", hex.EncodeToString(ethutil.Encode(blocks[1].RlpData())))
//fmt.Println("b1: ", hex.EncodeToString(blocks[1].Hash()))
go ethereum.ChainManager().InsertChain(types.Blocks{blocks[1]})
fmt.Println("OK! ")
@@ -254,6 +259,9 @@ func loadBlocksFromTestFile(filePath string) (blocks types.Blocks, err error) {
}
gb := types.NewBlockWithHeader(gbh)
//gb.uncles = *new([]*types.Header)
//gb.transactions = *new(types.Transactions)
gb.Td = new(big.Int)
gb.Reward = new(big.Int)
testBlock := new(types.Block)

43
cmd/ethereum/main.go
View File

@@ -87,6 +87,11 @@ runtime will execute the file and exit.
Name: "import",
Usage: `import a blockchain file`,
},
{
Action: exportchain,
Name: "export",
Usage: `export blockchain into file`,
},
}
app.Author = ""
app.Email = ""
@@ -171,25 +176,39 @@ func importchain(ctx *cli.Context) {
if len(ctx.Args()) != 1 {
utils.Fatalf("This command requires an argument.")
}
chain, _, _ := utils.GetChain(ctx)
chainmgr, _, _ := utils.GetChain(ctx)
start := time.Now()
err := utils.ImportChain(chain, ctx.Args().First())
err := utils.ImportChain(chainmgr, ctx.Args().First())
if err != nil {
utils.Fatalf("Import error: %v\n", err)
}
fmt.Printf("Import done in", time.Since(start))
fmt.Printf("Import done in %v", time.Since(start))
return
}
func exportchain(ctx *cli.Context) {
if len(ctx.Args()) != 1 {
utils.Fatalf("This command requires an argument.")
}
chainmgr, _, _ := utils.GetChain(ctx)
start := time.Now()
err := utils.ExportChain(chainmgr, ctx.Args().First())
if err != nil {
utils.Fatalf("Export error: %v\n", err)
}
fmt.Printf("Export done in %v", time.Since(start))
return
}
func dump(ctx *cli.Context) {
chain, _, stateDb := utils.GetChain(ctx)
chainmgr, _, stateDb := utils.GetChain(ctx)
for _, arg := range ctx.Args() {
var block *types.Block
if hashish(arg) {
block = chain.GetBlock(ethutil.Hex2Bytes(arg))
block = chainmgr.GetBlock(ethutil.Hex2Bytes(arg))
} else {
num, _ := strconv.Atoi(arg)
block = chain.GetBlockByNumber(uint64(num))
block = chainmgr.GetBlockByNumber(uint64(num))
}
if block == nil {
fmt.Println("{}")
@@ -209,11 +228,13 @@ func hashish(x string) bool {
}
func version(c *cli.Context) {
fmt.Printf(`%v %v
PV=%d
GOOS=%s
GO=%s
fmt.Printf(`%v
Version: %v
Protocol Version: %d
Network Id: %d
GO: %s
OS: %s
GOPATH=%s
GOROOT=%s
`, ClientIdentifier, Version, eth.ProtocolVersion, runtime.GOOS, runtime.Version(), os.Getenv("GOPATH"), runtime.GOROOT())
`, ClientIdentifier, Version, eth.ProtocolVersion, eth.NetworkId, runtime.Version(), runtime.GOOS, os.Getenv("GOPATH"), runtime.GOROOT())
}

25
cmd/mist/assets/qml/main.qml
View File

@@ -194,13 +194,6 @@ ApplicationWindow {
Menu {
title: "Developer"
MenuItem {
iconSource: "../icecream.png"
text: "Debugger"
shortcut: "Ctrl+d"
onTriggered: eth.startDebugger()
}
MenuItem {
text: "Import Tx"
onTriggered: {
@@ -756,24 +749,6 @@ ApplicationWindow {
}
}
Rectangle {
height: 55
color: "transparent"
visible: true
Text {
text: "DEBUG"
font.family: sourceSansPro.name
font.weight: Font.DemiBold
anchors {
left: parent.left
top: parent.verticalCenter
leftMargin: 16
}
color: "#AAA0A0"
}
}
ColumnLayout {
id: menuLegacy
visible: true

17
cmd/mist/assets/qml/views/chain.qml
View File

@@ -178,7 +178,6 @@ Rectangle {
}
function showContractData(tx) {
txDetailsDebugButton.tx = tx
if(tx.createsContract) {
contractData.text = tx.data
contractLabel.text = "<h4> Transaction created contract " + tx.address + "</h4>"
@@ -202,22 +201,6 @@ Rectangle {
id: contractLabel
anchors.leftMargin: 10
}
Button {
property var tx
id: txDetailsDebugButton
anchors.right: parent.right
anchors.rightMargin: 10
anchors.top: parent.top
anchors.topMargin: 10
text: "Debug contract"
onClicked: {
if(tx && tx.createsContract){
eth.startDbWithCode(tx.rawData)
}else {
eth.startDbWithContractAndData(tx.address, tx.rawData)
}
}
}
TextArea {
id: contractData
text: "Contract"

367
cmd/mist/debugger.go
View File

@@ -1,367 +0,0 @@
/*
This file is part of go-ethereum
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @authors
* Jeffrey Wilcke <i@jev.io>
*/
package main
import (
"fmt"
"math/big"
"strconv"
"strings"
"unicode"
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethutil"
"github.com/ethereum/go-ethereum/state"
"github.com/ethereum/go-ethereum/vm"
"github.com/obscuren/qml"
)
type DebuggerWindow struct {
win *qml.Window
engine *qml.Engine
lib *UiLib
vm *vm.Vm
Db *Debugger
state *state.StateDB
}
func NewDebuggerWindow(lib *UiLib) *DebuggerWindow {
engine := qml.NewEngine()
component, err := engine.LoadFile(lib.AssetPath("debugger/debugger.qml"))
if err != nil {
fmt.Println(err)
return nil
}
win := component.CreateWindow(nil)
w := &DebuggerWindow{engine: engine, win: win, lib: lib, vm: &vm.Vm{}}
w.Db = NewDebugger(w)
return w
}
func (self *DebuggerWindow) Show() {
context := self.engine.Context()
context.SetVar("dbg", self)
go func() {
self.win.Show()
self.win.Wait()
}()
}
func (self *DebuggerWindow) SetCode(code string) {
self.win.Set("codeText", code)
}
func (self *DebuggerWindow) SetData(data string) {
self.win.Set("dataText", data)
}
func (self *DebuggerWindow) SetAsm(data []byte) {
self.win.Root().Call("clearAsm")
dis := core.Disassemble(data)
for _, str := range dis {
self.win.Root().Call("setAsm", str)
}
}
func (self *DebuggerWindow) Compile(code string) {
var err error
script := ethutil.StringToByteFunc(code, func(s string) (ret []byte) {
ret, err = ethutil.Compile(s, true)
return
})
if err == nil {
self.SetAsm(script)
}
}
// Used by QML
func (self *DebuggerWindow) AutoComp(code string) {
if self.Db.done {
self.Compile(code)
}
}
func (self *DebuggerWindow) ClearLog() {
self.win.Root().Call("clearLog")
}
func (self *DebuggerWindow) Debug(valueStr, gasStr, gasPriceStr, scriptStr, dataStr string) {
self.Stop()
defer func() {
if r := recover(); r != nil {
self.Logf("compile FAULT: %v", r)
}
}()
data := utils.FormatTransactionData(dataStr)
var err error
script := ethutil.StringToByteFunc(scriptStr, func(s string) (ret []byte) {
ret, err = ethutil.Compile(s, false)
return
})
if err != nil {
self.Logln(err)
return
}
var (
gas = ethutil.Big(gasStr)
gasPrice = ethutil.Big(gasPriceStr)
value = ethutil.Big(valueStr)
// Contract addr as test address
keyPair = self.lib.eth.KeyManager().KeyPair()
)
statedb := self.lib.eth.ChainManager().TransState()
account := self.lib.eth.ChainManager().TransState().GetAccount(keyPair.Address())
contract := statedb.NewStateObject([]byte{0})
contract.SetCode(script)
contract.SetBalance(value)
self.SetAsm(script)
block := self.lib.eth.ChainManager().CurrentBlock()
msg := types.NewTransactionMessage(nil, value, gas, gasPrice, data)
env := core.NewEnv(statedb, self.lib.eth.ChainManager(), msg, block)
self.Logf("callsize %d", len(script))
go func() {
pgas := new(big.Int).Set(gas)
ret, err := env.Call(account, contract.Address(), data, gas, gasPrice, ethutil.Big0)
rgas := new(big.Int).Sub(pgas, gas)
tot := new(big.Int).Mul(rgas, gasPrice)
self.Logf("gas usage %v total price = %v (%v)", rgas, tot, ethutil.CurrencyToString(tot))
if err != nil {
self.Logln("exited with errors:", err)
} else {
if len(ret) > 0 {
self.Logf("exited: % x", ret)
} else {
self.Logf("exited: nil")
}
}
statedb.Reset()
if !self.Db.interrupt {
self.Db.done = true
} else {
self.Db.interrupt = false
}
}()
}
func (self *DebuggerWindow) Logf(format string, v ...interface{}) {
self.win.Root().Call("setLog", fmt.Sprintf(format, v...))
}
func (self *DebuggerWindow) Logln(v ...interface{}) {
str := fmt.Sprintln(v...)
self.Logf("%s", str[:len(str)-1])
}
func (self *DebuggerWindow) Next() {
self.Db.Next()
}
func (self *DebuggerWindow) Continue() {
self.vm.Stepping = false
self.Next()
}
func (self *DebuggerWindow) Stop() {
if !self.Db.done {
self.Db.Q <- true
}
}
func (self *DebuggerWindow) ExecCommand(command string) {
if len(command) > 0 {
cmd := strings.Split(command, " ")
switch cmd[0] {
case "help":
self.Logln("Debugger commands:")
self.Logln("break, bp Set breakpoint on instruction")
self.Logln("clear [log, break, bp] Clears previous set sub-command(s)")
case "break", "bp":
if len(cmd) > 1 {
lineNo, err := strconv.Atoi(cmd[1])
if err != nil {
self.Logln(err)
break
}
self.Db.breakPoints = append(self.Db.breakPoints, int64(lineNo))
self.Logf("break point set on instruction %d", lineNo)
} else {
self.Logf("'%s' requires line number", cmd[0])
}
case "clear":
if len(cmd) > 1 {
switch cmd[1] {
case "break", "bp":
self.Db.breakPoints = nil
self.Logln("Breakpoints cleared")
case "log":
self.ClearLog()
default:
self.Logf("clear '%s' is not valid", cmd[1])
}
} else {
self.Logln("'clear' requires sub command")
}
default:
self.Logf("Unknown command %s", cmd[0])
}
}
}
type Debugger struct {
N chan bool
Q chan bool
done, interrupt bool
breakPoints []int64
main *DebuggerWindow
win *qml.Window
}
func NewDebugger(main *DebuggerWindow) *Debugger {
db := &Debugger{make(chan bool), make(chan bool), true, false, nil, main, main.win}
return db
}
type storeVal struct {
Key, Value string
}
func (self *Debugger) Step(evm vm.VirtualMachine, op vm.OpCode, mem *vm.Memory, stack *vm.Stack, context *vm.Context) {
}
func (self *Debugger) BreakHook(pc int, op vm.OpCode, mem *vm.Memory, stack *vm.Stack, stateObject *state.StateObject) bool {
self.main.Logln("break on instr:", pc)
return self.halting(pc, op, mem, stack, stateObject)
}
func (self *Debugger) StepHook(pc int, op vm.OpCode, mem *vm.Memory, stack *vm.Stack, stateObject *state.StateObject) bool {
return self.halting(pc, op, mem, stack, stateObject)
}
func (self *Debugger) SetCode(byteCode []byte) {
self.main.SetAsm(byteCode)
}
func (self *Debugger) BreakPoints() []int64 {
return self.breakPoints
}
func (d *Debugger) halting(pc int, op vm.OpCode, mem *vm.Memory, stack *vm.Stack, stateObject *state.StateObject) bool {
d.win.Root().Call("setInstruction", pc)
d.win.Root().Call("clearMem")
d.win.Root().Call("clearStack")
d.win.Root().Call("clearStorage")
addr := 0
for i := 0; i+16 <= mem.Len(); i += 16 {
dat := mem.Data()[i : i+16]
var str string
for _, d := range dat {
if unicode.IsGraphic(rune(d)) {
str += string(d)
} else {
str += "?"
}
}
d.win.Root().Call("setMem", memAddr{fmt.Sprintf("%03d", addr), fmt.Sprintf("%s % x", str, dat)})
addr += 16
}
for _, val := range stack.Data() {
d.win.Root().Call("setStack", val.String())
}
it := stateObject.Trie().Iterator()
for it.Next() {
d.win.Root().Call("setStorage", storeVal{fmt.Sprintf("% x", it.Key), fmt.Sprintf("% x", it.Value)})
}
stackFrameAt := new(big.Int).SetBytes(mem.Get(0, 32))
psize := mem.Len() - int(new(big.Int).SetBytes(mem.Get(0, 32)).Uint64())
d.win.Root().ObjectByName("stackFrame").Set("text", fmt.Sprintf(`<b>stack ptr</b>: %v`, stackFrameAt))
d.win.Root().ObjectByName("stackSize").Set("text", fmt.Sprintf(`<b>stack size</b>: %d`, psize))
d.win.Root().ObjectByName("memSize").Set("text", fmt.Sprintf(`<b>mem size</b>: %v`, mem.Len()))
out:
for {
select {
case <-d.N:
break out
case <-d.Q:
d.interrupt = true
d.clearBuffers()
return false
}
}
return true
}
func (d *Debugger) clearBuffers() {
out:
// drain
for {
select {
case <-d.N:
case <-d.Q:
default:
break out
}
}
}
func (d *Debugger) Next() {
if !d.done {
d.N <- true
}
}

27
cmd/mist/ui_lib.go
View File

@@ -47,9 +47,7 @@ type UiLib struct {
connected bool
assetPath string
// The main application window
win *qml.Window
Db *Debugger
DbWindow *DebuggerWindow
win *qml.Window
jsEngine *javascript.JSRE
@@ -126,29 +124,6 @@ func (ui *UiLib) AssetPath(p string) string {
return path.Join(ui.assetPath, p)
}
func (self *UiLib) StartDbWithContractAndData(contractHash, data string) {
dbWindow := NewDebuggerWindow(self)
object := self.eth.ChainManager().State().GetStateObject(ethutil.Hex2Bytes(contractHash))
if len(object.Code()) > 0 {
dbWindow.SetCode(ethutil.Bytes2Hex(object.Code()))
}
dbWindow.SetData(data)
dbWindow.Show()
}
func (self *UiLib) StartDbWithCode(code string) {
dbWindow := NewDebuggerWindow(self)
dbWindow.SetCode(code)
dbWindow.Show()
}
func (self *UiLib) StartDebugger() {
dbWindow := NewDebuggerWindow(self)
dbWindow.Show()
}
func (self *UiLib) Transact(params map[string]interface{}) (string, error) {
object := mapToTxParams(params)

50
cmd/utils/cmd.go
View File

@@ -35,7 +35,6 @@ import (
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/rlp"
rpchttp "github.com/ethereum/go-ethereum/rpc/http"
"github.com/ethereum/go-ethereum/state"
"github.com/ethereum/go-ethereum/xeth"
)
@@ -134,6 +133,15 @@ func StartEthereum(ethereum *eth.Ethereum) {
})
}
func StartEthereumForTest(ethereum *eth.Ethereum) {
clilogger.Infoln("Starting ", ethereum.Name())
ethereum.StartForTest()
RegisterInterrupt(func(sig os.Signal) {
ethereum.Stop()
logger.Flush()
})
}
func KeyTasks(keyManager *crypto.KeyManager, KeyRing string, GenAddr bool, SecretFile string, ExportDir string, NonInteractive bool) {
var err error
switch {
@@ -188,27 +196,8 @@ func FormatTransactionData(data string) []byte {
return d
}
// Replay block
func BlockDo(ethereum *eth.Ethereum, hash []byte) error {
block := ethereum.ChainManager().GetBlock(hash)
if block == nil {
return fmt.Errorf("unknown block %x", hash)
}
parent := ethereum.ChainManager().GetBlock(block.ParentHash())
statedb := state.New(parent.Root(), ethereum.StateDb())
_, err := ethereum.BlockProcessor().TransitionState(statedb, parent, block, true)
if err != nil {
return err
}
return nil
}
func ImportChain(chain *core.ChainManager, fn string) error {
fmt.Printf("importing chain '%s'\n", fn)
func ImportChain(chainmgr *core.ChainManager, fn string) error {
fmt.Printf("importing blockchain '%s'\n", fn)
fh, err := os.OpenFile(fn, os.O_RDONLY, os.ModePerm)
if err != nil {
return err
@@ -220,11 +209,24 @@ func ImportChain(chain *core.ChainManager, fn string) error {
return err
}
chain.Reset()
if err := chain.InsertChain(blocks); err != nil {
chainmgr.Reset()
if err := chainmgr.InsertChain(blocks); err != nil {
return err
}
fmt.Printf("imported %d blocks\n", len(blocks))
return nil
}
func ExportChain(chainmgr *core.ChainManager, fn string) error {
fmt.Printf("exporting blockchain '%s'\n", fn)
data := chainmgr.Export()
if err := ethutil.WriteFile(fn, data); err != nil {
return err
}
fmt.Printf("exported blockchain\n")
return nil
}

2
core/block_processor.go
View File

@@ -261,7 +261,7 @@ func (sm *BlockProcessor) ValidateHeader(block, parent *types.Header) error {
}
if block.Time <= parent.Time {
return ValidationError("Block timestamp not after or equal to prev block (%v - %v)", block.Time, parent.Time)
return ValidationError("Block timestamp equal or less than previous block (%v - %v)", block.Time, parent.Time)
}
if int64(block.Time) > time.Now().Unix() {

11
eth/backend.go
View File

@@ -275,6 +275,17 @@ func (s *Ethereum) Start() error {
return nil
}
func (s *Ethereum) StartForTest() {
jsonlogger.LogJson(&logger.LogStarting{
ClientString: s.net.Name,
ProtocolVersion: ProtocolVersion,
})
// Start services
s.txPool.Start()
s.blockPool.Start()
}
func (self *Ethereum) SuggestPeer(nodeURL string) error {
n, err := discover.ParseNode(nodeURL)
if err != nil {

58
ethutil/natspec/natspec.go
View File

@@ -1,24 +1,21 @@
package natspec
import (
"fmt"
"github.com/obscuren/otto"
"io/ioutil"
)
type NatSpec struct {
jsvm *otto.Otto
}
func NewNATSpec(transaction string) (self *NatSpec, err error) {
// TODO: should initialise with abi and userdoc jsons
func New() (self *NatSpec, err error) {
self = new(NatSpec)
self.jsvm = otto.New()
code, err := ioutil.ReadFile("natspec.js")
if err != nil {
return
}
_, err = self.jsvm.Run(string(code))
_, err = self.jsvm.Run(natspecJS)
if err != nil {
return
}
@@ -27,39 +24,40 @@ func NewNATSpec(transaction string) (self *NatSpec, err error) {
return
}
self.jsvm.Run("var transaction = " + transaction + ";")
return
}
func (self *NatSpec) SetDescription(desc string) (err error) {
func (self *NatSpec) Notice(transaction, abi, method, expression string) (string, error) {
var err error
if _, err = self.jsvm.Run("var transaction = " + transaction + ";"); err != nil {
return "", fmt.Errorf("natspec.js error setting transaction: %v", err)
}
_, err = self.jsvm.Run("var expression = \"" + desc + "\";")
return
if _, err = self.jsvm.Run("var abi = " + abi + ";"); err != nil {
return "", fmt.Errorf("natspec.js error setting abi: %v", err)
}
}
if _, err = self.jsvm.Run("var method = '" + method + "';"); err != nil {
return "", fmt.Errorf("natspec.js error setting method: %v", err)
}
func (self *NatSpec) SetABI(abi string) (err error) {
_, err = self.jsvm.Run("var abi = " + abi + ";")
return
}
func (self *NatSpec) SetMethod(method string) (err error) {
_, err = self.jsvm.Run("var method = '" + method + "';")
return
}
func (self *NatSpec) Parse() string {
if _, err = self.jsvm.Run("var expression = \"" + expression + "\";"); err != nil {
return "", fmt.Errorf("natspec.js error setting expression: %v", err)
}
self.jsvm.Run("var call = {method: method,abi: abi,transaction: transaction};")
value, err := self.jsvm.Run("natspec.evaluateExpression(expression, call);")
if err != nil {
return err.Error()
return "", fmt.Errorf("natspec.js error evaluating expression: %v", err)
}
return value.String()
evalError := "Natspec evaluation failed, wrong input params"
if value.String() == evalError {
return "", fmt.Errorf("natspec.js error evaluating expression: wrong input params in expression '%s'", expression)
}
if len(value.String()) == 0 {
return "", fmt.Errorf("natspec.js error evaluating expression")
}
return value.String(), nil
}

91
ethutil/natspec/natspec.js → ethutil/natspec/natspec_js.go
View File

@@ -1,4 +1,6 @@
require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
package natspec
const natspecJS = `require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
},{}],2:[function(require,module,exports){
// shim for using process in browser
@@ -291,26 +293,26 @@ if (process.env.NODE_ENV !== 'build') {
var BigNumber = require('bignumber.js'); // jshint ignore:line
}
var ETH_UNITS = [
'wei',
'Kwei',
'Mwei',
'Gwei',
'szabo',
'finney',
'ether',
'grand',
'Mether',
'Gether',
'Tether',
'Pether',
'Eether',
'Zether',
'Yether',
'Nether',
'Dether',
'Vether',
'Uether'
var ETH_UNITS = [
'wei',
'Kwei',
'Mwei',
'Gwei',
'szabo',
'finney',
'ether',
'grand',
'Mether',
'Gether',
'Tether',
'Pether',
'Eether',
'Zether',
'Yether',
'Nether',
'Dether',
'Vether',
'Uether'
];
module.exports = {
@@ -375,7 +377,7 @@ var formatInputInt = function (value) {
BigNumber.config(c.ETH_BIGNUMBER_ROUNDING_MODE);
value = value.round();
if (value.lessThan(0))
if (value.lessThan(0))
value = new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).plus(value).plus(1);
value = value.toString(16);
}
@@ -404,7 +406,7 @@ var formatInputBool = function (value) {
/// Values are multiplied by 2^m and encoded as integers
/// @returns byte representation of real
var formatInputReal = function (value) {
return formatInputInt(new BigNumber(value).times(new BigNumber(2).pow(128)));
return formatInputInt(new BigNumber(value).times(new BigNumber(2).pow(128)));
};
@@ -436,12 +438,12 @@ var formatOutputUInt = function (value) {
/// @returns input bytes formatted to real
var formatOutputReal = function (value) {
return formatOutputInt(value).dividedBy(new BigNumber(2).pow(128));
return formatOutputInt(value).dividedBy(new BigNumber(2).pow(128));
};
/// @returns input bytes formatted to ureal
var formatOutputUReal = function (value) {
return formatOutputUInt(value).dividedBy(new BigNumber(2).pow(128));
return formatOutputUInt(value).dividedBy(new BigNumber(2).pow(128));
};
/// @returns right-aligned input bytes formatted to hex
@@ -524,14 +526,14 @@ var namedType = function (name) {
};
/// Setups input formatters for solidity types
/// @returns an array of input formatters
/// @returns an array of input formatters
var inputTypes = function () {
return [
{ type: prefixedType('uint'), format: f.formatInputInt },
{ type: prefixedType('int'), format: f.formatInputInt },
{ type: prefixedType('hash'), format: f.formatInputInt },
{ type: prefixedType('string'), format: f.formatInputString },
{ type: prefixedType('string'), format: f.formatInputString },
{ type: prefixedType('real'), format: f.formatInputReal },
{ type: prefixedType('ureal'), format: f.formatInputReal },
{ type: namedType('address'), format: f.formatInputInt },
@@ -620,7 +622,7 @@ var toAscii = function(hex) {
return str;
};
var toHex = function(str) {
var hex = "";
for(var i = 0; i < str.length; i++) {
@@ -642,7 +644,7 @@ var fromAscii = function(str, pad) {
/// @returns display name for function/event eg. multiply(uint256) -> multiply
var extractDisplayName = function (name) {
var length = name.indexOf('(');
var length = name.indexOf('(');
return length !== -1 ? name.substr(0, length) : name;
};
@@ -657,8 +659,8 @@ var extractTypeName = function (name) {
/// @returns abi array with filtered objects of type 'function'
var filterFunctions = function (json) {
return json.filter(function (current) {
return current.type === 'function';
});
return current.type === 'function';
});
};
/// Filters all events form input abi
@@ -3404,7 +3406,7 @@ module.exports = {
* @date 2015
*/
var abi = require('./node_modules/ethereum.js/lib/abi.js');
var abi = require('./node_modules/ethereum.js/lib/abi.js');
/**
* This object should be used to evaluate natspec expression
@@ -3418,7 +3420,7 @@ var natspec = (function () {
context[key] = obj[key];
});
}
/// generate codes, which will be evaluated
var generateCode = function (obj) {
return Object.keys(obj).reduce(function (acc, key) {
@@ -3440,20 +3442,20 @@ var natspec = (function () {
/// @returns hashmap with all contract's method input variables
var getMethodInputParams = function (method, transaction) {
// do it with output formatter (cause we have to decode)
var params = abi.formatOutput(method.inputs, '0x' + transaction.params[0].data.slice(10));
var params = abi.formatOutput(method.inputs, '0x' + transaction.params[0].data.slice(10));
return method.inputs.reduce(function (acc, current, index) {
acc[current.name] = params[index];
return acc;
}, {});
};
/// Should be called to evaluate expression
var mapExpressionsToEvaluate = function (expression, cb) {
var evaluatedExpression = "";
// match everything in `` quotes
var pattern = /\`(?:\\.|[^`\\])*\`/gim
// match everything in backtick
var pattern = /\` + "`" + `(?:\\.|[^` + "`" + `\\])*\` + "`" + `/gim
var match;
var lastIndex = 0;
while ((match = pattern.exec(expression)) !== null) {
@@ -3464,9 +3466,9 @@ var natspec = (function () {
evaluatedExpression += evaluatedPart;
lastIndex = pattern.lastIndex;
}
evaluatedExpression += expression.slice(lastIndex);
return evaluatedExpression;
};
@@ -3478,11 +3480,11 @@ var natspec = (function () {
var evaluateExpression = function (expression, call) {
//var self = this;
var context = {};
if (!!call) {
try {
var method = getMethodWithName(call.abi, call.method);
var params = getMethodInputParams(method, call.transaction);
var params = getMethodInputParams(method, call.transaction);
copyToContext(params, context);
}
catch (err) {
@@ -3498,7 +3500,7 @@ var natspec = (function () {
return fn(context).toString();
}
catch (err) {
return 'undefined';
return 'undefined';
}
});
@@ -3511,7 +3513,8 @@ var natspec = (function () {
})();
module.exports = natspec;
module.exports = natspec;
},{"./node_modules/ethereum.js/lib/abi.js":3}]},{},[]);
`

102
ethutil/natspec/natspec_test.go
View File

@@ -6,41 +6,48 @@ import (
func TestNotice(t *testing.T) {
ns, err := NewNATSpec(`
tx := `
{
"jsonrpc": "2.0",
"method": "eth_call",
"params": [{
"to": "0x8521742d3f456bd237e312d6e30724960f72517a",
"data": "0xc6888fa1000000000000000000000000000000000000000000000000000000000000007a"
}],
"id": 6
}
`)
"jsonrpc": "2.0",
"method": "eth_call",
"params": [{
"to": "0x8521742d3f456bd237e312d6e30724960f72517a",
"data": "0xc6888fa1000000000000000000000000000000000000000000000000000000000000007a"
}],
"id": 6
}
`
abi := `
[{
"name": "multiply",
"constant": false,
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
}],
"outputs": [{
"name": "d",
"type": "uint256"
}]
}]
`
desc := "Will multiply `a` by 7 and return `a * 7`."
method := "multiply"
ns, err := New()
if err != nil {
t.Errorf("NewNATSpec error %v", err)
}
ns.SetABI(`
[{
"name": "multiply",
"constant": false,
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
}],
"outputs": [{
"name": "d",
"type": "uint256"
}]
}]
`)
ns.SetDescription("Will multiply `a` by 7 and return `a * 7`.")
ns.SetMethod("multiply")
notice, err := ns.Notice(tx, abi, method, desc)
notice := ns.Parse()
if err != nil {
t.Errorf("expected no error got %v", err)
}
expected := "Will multiply 122 by 7 and return 854."
if notice != expected {
@@ -48,4 +55,43 @@ func TestNotice(t *testing.T) {
} else {
t.Logf("returned notice \"%v\"", notice)
}
notice, err = ns.Notice(tx, abi, method, "Will multiply 122 by \"7\" and return 854.")
expected = "natspec.js error setting expression: (anonymous): Line 1:41 Unexpected number"
if err == nil {
t.Errorf("expected error, got nothing (notice: '%v')", err, notice)
} else {
if err.Error() != expected {
t.Errorf("expected error '%s' got '%v' (notice: '%v')", expected, err, notice)
}
}
// https://github.com/ethereum/natspec.js/issues/1
// badDesc := "Will multiply `e` by 7 and return `a * 7`."
// notice, err = ns.Notice(tx, abi, method, badDesc)
// expected = "natspec.js error evaluating expression: wrong input param in expression ''"
// if err == nil {
// t.Errorf("expected error, got nothing (notice: '%v')", notice)
// } else {
// if err.Error() != expected {
// t.Errorf("expected error '%s' got '%v' (notice: '%v')", expected, err, notice)
// }
// }
notice, err = ns.Notice(tx, abi, "missing_method", desc)
expected = "natspec.js error evaluating expression: wrong input params in expression 'Will multiply `a` by 7 and return `a * 7`.'"
if err == nil {
t.Errorf("expected error, got nothing (notice: '%v')", notice)
} else {
if err.Error() != expected {
t.Errorf("expected error '%s' got '%v' (notice: '%v')", expected, err, notice)
}
}
}

7
tests/vm/gh_test.go
View File

@@ -80,13 +80,6 @@ func RunVmTest(p string, t *testing.T) {
helper.CreateFileTests(t, p, &tests)
for name, test := range tests {
/*
vm.Debug = true
helper.Logger.SetLogLevel(4)
if name != "refund_CallToSuicideTwice" {
continue
}
*/
db, _ := ethdb.NewMemDatabase()
statedb := state.New(nil, db)
for addr, account := range test.Pre {

2
vm/context.go
View File

@@ -58,7 +58,7 @@ func (c *Context) GetRangeValue(x, size uint64) []byte {
x = uint64(math.Min(float64(x), float64(len(c.Code))))
y := uint64(math.Min(float64(x+size), float64(len(c.Code))))
return ethutil.LeftPadBytes(c.Code[x:y], int(size))
return ethutil.RightPadBytes(c.Code[x:y], int(size))
}
func (c *Context) GetCode(x, size uint64) []byte {

10
vm/debugger.go
View File

@@ -1,10 +0,0 @@
package vm
import "github.com/ethereum/go-ethereum/state"
type Debugger interface {
BreakHook(step int, op OpCode, mem *Memory, stack *Stack, object *state.StateObject) bool
StepHook(step int, op OpCode, mem *Memory, stack *Stack, object *state.StateObject) bool
BreakPoints() []int64
SetCode(byteCode []byte)
}

86
vm/gas.go Normal file
View File

@@ -0,0 +1,86 @@
package vm
import "math/big"
type req struct {
stack int
gas *big.Int
}
var _baseCheck = map[OpCode]req{
// Req stack Gas price
ADD: {2, GasFastestStep},
LT: {2, GasFastestStep},
GT: {2, GasFastestStep},
SLT: {2, GasFastestStep},
SGT: {2, GasFastestStep},
EQ: {2, GasFastestStep},
ISZERO: {1, GasFastestStep},
SUB: {2, GasFastestStep},
AND: {2, GasFastestStep},
OR: {2, GasFastestStep},
XOR: {2, GasFastestStep},
NOT: {1, GasFastestStep},
BYTE: {2, GasFastestStep},
CALLDATALOAD: {1, GasFastestStep},
CALLDATACOPY: {3, GasFastestStep},
MLOAD: {1, GasFastestStep},
MSTORE: {2, GasFastestStep},
MSTORE8: {2, GasFastestStep},
CODECOPY: {3, GasFastestStep},
MUL: {2, GasFastStep},
DIV: {2, GasFastStep},
SDIV: {2, GasFastStep},
MOD: {2, GasFastStep},
SMOD: {2, GasFastStep},
SIGNEXTEND: {2, GasFastStep},
ADDMOD: {3, GasMidStep},
MULMOD: {3, GasMidStep},
JUMP: {1, GasMidStep},
JUMPI: {2, GasSlowStep},
EXP: {2, GasSlowStep},
ADDRESS: {0, GasQuickStep},
ORIGIN: {0, GasQuickStep},
CALLER: {0, GasQuickStep},
CALLVALUE: {0, GasQuickStep},
CODESIZE: {0, GasQuickStep},
GASPRICE: {0, GasQuickStep},
COINBASE: {0, GasQuickStep},
TIMESTAMP: {0, GasQuickStep},
NUMBER: {0, GasQuickStep},
CALLDATASIZE: {0, GasQuickStep},
DIFFICULTY: {0, GasQuickStep},
GASLIMIT: {0, GasQuickStep},
POP: {0, GasQuickStep},
PC: {0, GasQuickStep},
MSIZE: {0, GasQuickStep},
GAS: {0, GasQuickStep},
BLOCKHASH: {1, GasExtStep},
BALANCE: {0, GasExtStep},
EXTCODESIZE: {1, GasExtStep},
EXTCODECOPY: {4, GasExtStep},
SLOAD: {1, GasStorageGet},
SSTORE: {2, Zero},
SHA3: {1, GasSha3Base},
CREATE: {3, GasCreate},
CALL: {7, GasCall},
CALLCODE: {7, GasCall},
JUMPDEST: {0, GasJumpDest},
SUICIDE: {1, Zero},
RETURN: {2, Zero},
}
func baseCheck(op OpCode, stack *stack, gas *big.Int) {
if r, ok := _baseCheck[op]; ok {
stack.require(r.stack)
gas.Add(gas, r.gas)
}
}
func toWordSize(size *big.Int) *big.Int {
tmp := new(big.Int)
tmp.Add(size, u256(31))
tmp.Div(tmp, u256(32))
return tmp
}

72
vm/memory.go Normal file
View File

@@ -0,0 +1,72 @@
package vm
import "fmt"
type Memory struct {
store []byte
}
func NewMemory() *Memory {
return &Memory{nil}
}
func (m *Memory) Set(offset, size uint64, value []byte) {
if len(value) > 0 {
totSize := offset + size
lenSize := uint64(len(m.store) - 1)
if totSize > lenSize {
// Calculate the diff between the sizes
diff := totSize - lenSize
if diff > 0 {
// Create a new empty slice and append it
newSlice := make([]byte, diff-1)
// Resize slice
m.store = append(m.store, newSlice...)
}
}
copy(m.store[offset:offset+size], value)
}
}
func (m *Memory) Resize(size uint64) {
if uint64(m.Len()) < size {
m.store = append(m.store, make([]byte, size-uint64(m.Len()))...)
}
}
func (self *Memory) Get(offset, size int64) (cpy []byte) {
if size == 0 {
return nil
}
if len(self.store) > int(offset) {
cpy = make([]byte, size)
copy(cpy, self.store[offset:offset+size])
return
}
return
}
func (m *Memory) Len() int {
return len(m.store)
}
func (m *Memory) Data() []byte {
return m.store
}
func (m *Memory) Print() {
fmt.Printf("### mem %d bytes ###\n", len(m.store))
if len(m.store) > 0 {
addr := 0
for i := 0; i+32 <= len(m.store); i += 32 {
fmt.Printf("%03d: % x\n", addr, m.store[i:i+32])
addr++
}
} else {
fmt.Println("-- empty --")
}
fmt.Println("####################")
}

188
vm/stack.go
View File

@@ -5,98 +5,53 @@ import (
"math/big"
)
type OpType int
func newStack() *stack {
return &stack{}
}
const (
tNorm = iota
tData
tExtro
tCrypto
)
type TxCallback func(opType OpType) bool
// Simple push/pop stack mechanism
type Stack struct {
type stack struct {
data []*big.Int
ptr int
}
func NewStack() *Stack {
return &Stack{}
}
func (st *Stack) Data() []*big.Int {
return st.data
}
func (st *Stack) Len() int {
return len(st.data)
}
func (st *Stack) Pop() *big.Int {
str := st.data[len(st.data)-1]
copy(st.data[:len(st.data)-1], st.data[:len(st.data)-1])
st.data = st.data[:len(st.data)-1]
return str
}
func (st *Stack) Popn() (*big.Int, *big.Int) {
ints := st.data[len(st.data)-2:]
copy(st.data[:len(st.data)-2], st.data[:len(st.data)-2])
st.data = st.data[:len(st.data)-2]
return ints[0], ints[1]
}
func (st *Stack) Peek() *big.Int {
str := st.data[len(st.data)-1]
return str
}
func (st *Stack) Peekn() (*big.Int, *big.Int) {
ints := st.data[len(st.data)-2:]
return ints[0], ints[1]
}
func (st *Stack) Swapn(n int) (*big.Int, *big.Int) {
st.data[len(st.data)-n], st.data[len(st.data)-1] = st.data[len(st.data)-1], st.data[len(st.data)-n]
return st.data[len(st.data)-n], st.data[len(st.data)-1]
}
func (st *Stack) Dupn(n int) *big.Int {
st.Push(st.data[len(st.data)-n])
return st.Peek()
}
func (st *Stack) Push(d *big.Int) {
st.data = append(st.data, new(big.Int).Set(d))
}
func (st *Stack) Get(amount *big.Int) []*big.Int {
// offset + size <= len(data)
length := big.NewInt(int64(len(st.data)))
if amount.Cmp(length) <= 0 {
start := new(big.Int).Sub(length, amount)
return st.data[start.Int64():length.Int64()]
func (st *stack) push(d *big.Int) {
if len(st.data) > st.ptr {
st.data[st.ptr] = d
} else {
st.data = append(st.data, d)
}
return nil
st.ptr++
}
func (st *Stack) require(n int) {
if st.Len() < n {
panic(fmt.Sprintf("stack underflow (%d <=> %d)", st.Len(), n))
func (st *stack) pop() (ret *big.Int) {
st.ptr--
ret = st.data[st.ptr]
return
}
func (st *stack) len() int {
return st.ptr
}
func (st *stack) swap(n int) {
st.data[st.len()-n], st.data[st.len()-1] = st.data[st.len()-1], st.data[st.len()-n]
}
func (st *stack) dup(n int) {
st.push(st.data[st.len()-n])
}
func (st *stack) peek() *big.Int {
return st.data[st.len()-1]
}
func (st *stack) require(n int) {
if st.len() < n {
panic(fmt.Sprintf("stack underflow (%d <=> %d)", len(st.data), n))
}
}
func (st *Stack) Print() {
func (st *stack) Print() {
fmt.Println("### stack ###")
if len(st.data) > 0 {
for i, val := range st.data {
@@ -107,72 +62,3 @@ func (st *Stack) Print() {
}
fmt.Println("#############")
}
type Memory struct {
store []byte
}
func NewMemory() *Memory {
return &Memory{nil}
}
func (m *Memory) Set(offset, size uint64, value []byte) {
if len(value) > 0 {
totSize := offset + size
lenSize := uint64(len(m.store) - 1)
if totSize > lenSize {
// Calculate the diff between the sizes
diff := totSize - lenSize
if diff > 0 {
// Create a new empty slice and append it
newSlice := make([]byte, diff-1)
// Resize slice
m.store = append(m.store, newSlice...)
}
}
copy(m.store[offset:offset+size], value)
}
}
func (m *Memory) Resize(size uint64) {
if uint64(m.Len()) < size {
m.store = append(m.store, make([]byte, size-uint64(m.Len()))...)
}
}
func (self *Memory) Get(offset, size int64) (cpy []byte) {
if size == 0 {
return nil
}
if len(self.store) > int(offset) {
cpy = make([]byte, size)
copy(cpy, self.store[offset:offset+size])
return
}
return
}
func (m *Memory) Len() int {
return len(m.store)
}
func (m *Memory) Data() []byte {
return m.store
}
func (m *Memory) Print() {
fmt.Printf("### mem %d bytes ###\n", len(m.store))
if len(m.store) > 0 {
addr := 0
for i := 0; i+32 <= len(m.store); i += 32 {
fmt.Printf("%03d: % x\n", addr, m.store[i:i+32])
addr++
}
} else {
fmt.Println("-- empty --")
}
fmt.Println("####################")
}

451
vm/vm.go
View File

@@ -19,8 +19,6 @@ type Vm struct {
// For logging
debug bool
Dbg Debugger
BreakPoints []int64
Stepping bool
Fn string
@@ -66,10 +64,9 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
destinations = analyseJumpDests(context.Code)
mem = NewMemory()
stack = NewStack()
stack = newStack()
pc uint64 = 0
step = 0
prevStep = 0
statedb = self.env.State()
jump = func(from uint64, to *big.Int) {
@@ -93,7 +90,6 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
}
for {
prevStep = step
// The base for all big integer arithmetic
base := new(big.Int)
@@ -101,11 +97,7 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
// Get the memory location of pc
op = context.GetOp(pc)
self.Printf("(pc) %-3d -o- %-14s (m) %-4d (s) %-4d ", pc, op.String(), mem.Len(), stack.Len())
if self.Dbg != nil {
//self.Dbg.Step(self, op, mem, stack, context)
}
self.Printf("(pc) %-3d -o- %-14s (m) %-4d (s) %-4d ", pc, op.String(), mem.Len(), stack.len())
newMemSize, gas := self.calculateGasAndSize(context, caller, op, statedb, mem, stack)
self.Printf("(g) %-3v (%v)", gas, context.Gas)
@@ -125,40 +117,40 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
switch op {
// 0x20 range
case ADD:
x, y := stack.Popn()
x, y := stack.pop(), stack.pop()
self.Printf(" %v + %v", y, x)
base.Add(y, x)
base.Add(x, y)
U256(base)
self.Printf(" = %v", base)
// Pop result back on the stack
stack.Push(base)
// pop result back on the stack
stack.push(base)
case SUB:
x, y := stack.Popn()
x, y := stack.pop(), stack.pop()
self.Printf(" %v - %v", y, x)
base.Sub(y, x)
base.Sub(x, y)
U256(base)
self.Printf(" = %v", base)
// Pop result back on the stack
stack.Push(base)
// pop result back on the stack
stack.push(base)
case MUL:
x, y := stack.Popn()
x, y := stack.pop(), stack.pop()
self.Printf(" %v * %v", y, x)
base.Mul(y, x)
base.Mul(x, y)
U256(base)
self.Printf(" = %v", base)
// Pop result back on the stack
stack.Push(base)
// pop result back on the stack
stack.push(base)
case DIV:
x, y := stack.Pop(), stack.Pop()
x, y := stack.pop(), stack.pop()
self.Printf(" %v / %v", x, y)
if y.Cmp(ethutil.Big0) != 0 {
@@ -168,10 +160,10 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
U256(base)
self.Printf(" = %v", base)
// Pop result back on the stack
stack.Push(base)
// pop result back on the stack
stack.push(base)
case SDIV:
x, y := S256(stack.Pop()), S256(stack.Pop())
x, y := S256(stack.pop()), S256(stack.pop())
self.Printf(" %v / %v", x, y)
@@ -191,9 +183,9 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
}
self.Printf(" = %v", base)
stack.Push(base)
stack.push(base)
case MOD:
x, y := stack.Pop(), stack.Pop()
x, y := stack.pop(), stack.pop()
self.Printf(" %v %% %v", x, y)
@@ -206,9 +198,9 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
U256(base)
self.Printf(" = %v", base)
stack.Push(base)
stack.push(base)
case SMOD:
x, y := S256(stack.Pop()), S256(stack.Pop())
x, y := S256(stack.pop()), S256(stack.pop())
self.Printf(" %v %% %v", x, y)
@@ -228,25 +220,25 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
}
self.Printf(" = %v", base)
stack.Push(base)
stack.push(base)
case EXP:
x, y := stack.Popn()
x, y := stack.pop(), stack.pop()
self.Printf(" %v ** %v", y, x)
self.Printf(" %v ** %v", x, y)
base.Exp(y, x, Pow256)
base.Exp(x, y, Pow256)
U256(base)
self.Printf(" = %v", base)
stack.Push(base)
stack.push(base)
case SIGNEXTEND:
back := stack.Pop().Uint64()
back := stack.pop().Uint64()
if back < 31 {
bit := uint(back*8 + 7)
num := stack.Pop()
num := stack.pop()
mask := new(big.Int).Lsh(ethutil.Big1, bit)
mask.Sub(mask, ethutil.Big1)
if ethutil.BitTest(num, int(bit)) {
@@ -259,91 +251,91 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
self.Printf(" = %v", num)
stack.Push(num)
stack.push(num)
}
case NOT:
base.Sub(Pow256, stack.Pop()).Sub(base, ethutil.Big1)
base.Sub(Pow256, stack.pop()).Sub(base, ethutil.Big1)
// Not needed
base = U256(base)
stack.Push(base)
stack.push(base)
case LT:
x, y := stack.Popn()
self.Printf(" %v < %v", y, x)
x, y := stack.pop(), stack.pop()
self.Printf(" %v < %v", x, y)
// x < y
if y.Cmp(x) < 0 {
stack.Push(ethutil.BigTrue)
if x.Cmp(y) < 0 {
stack.push(ethutil.BigTrue)
} else {
stack.Push(ethutil.BigFalse)
stack.push(ethutil.BigFalse)
}
case GT:
x, y := stack.Popn()
self.Printf(" %v > %v", y, x)
x, y := stack.pop(), stack.pop()
self.Printf(" %v > %v", x, y)
// x > y
if y.Cmp(x) > 0 {
stack.Push(ethutil.BigTrue)
if x.Cmp(y) > 0 {
stack.push(ethutil.BigTrue)
} else {
stack.Push(ethutil.BigFalse)
stack.push(ethutil.BigFalse)
}
case SLT:
y, x := S256(stack.Pop()), S256(stack.Pop())
self.Printf(" %v < %v", y, x)
x, y := S256(stack.pop()), S256(stack.pop())
self.Printf(" %v < %v", x, y)
// x < y
if y.Cmp(S256(x)) < 0 {
stack.Push(ethutil.BigTrue)
if x.Cmp(S256(y)) < 0 {
stack.push(ethutil.BigTrue)
} else {
stack.Push(ethutil.BigFalse)
stack.push(ethutil.BigFalse)
}
case SGT:
y, x := S256(stack.Pop()), S256(stack.Pop())
self.Printf(" %v > %v", y, x)
x, y := S256(stack.pop()), S256(stack.pop())
self.Printf(" %v > %v", x, y)
// x > y
if y.Cmp(x) > 0 {
stack.Push(ethutil.BigTrue)
if x.Cmp(y) > 0 {
stack.push(ethutil.BigTrue)
} else {
stack.Push(ethutil.BigFalse)
stack.push(ethutil.BigFalse)
}
case EQ:
x, y := stack.Popn()
x, y := stack.pop(), stack.pop()
self.Printf(" %v == %v", y, x)
// x == y
if x.Cmp(y) == 0 {
stack.Push(ethutil.BigTrue)
stack.push(ethutil.BigTrue)
} else {
stack.Push(ethutil.BigFalse)
stack.push(ethutil.BigFalse)
}
case ISZERO:
x := stack.Pop()
x := stack.pop()
if x.Cmp(ethutil.BigFalse) > 0 {
stack.Push(ethutil.BigFalse)
stack.push(ethutil.BigFalse)
} else {
stack.Push(ethutil.BigTrue)
stack.push(ethutil.BigTrue)
}
// 0x10 range
case AND:
x, y := stack.Popn()
x, y := stack.pop(), stack.pop()
self.Printf(" %v & %v", y, x)
stack.Push(base.And(y, x))
stack.push(base.And(x, y))
case OR:
x, y := stack.Popn()
self.Printf(" %v | %v", y, x)
x, y := stack.pop(), stack.pop()
self.Printf(" %v | %v", x, y)
stack.Push(base.Or(y, x))
stack.push(base.Or(x, y))
case XOR:
x, y := stack.Popn()
self.Printf(" %v ^ %v", y, x)
x, y := stack.pop(), stack.pop()
self.Printf(" %v ^ %v", x, y)
stack.Push(base.Xor(y, x))
stack.push(base.Xor(x, y))
case BYTE:
val, th := stack.Popn()
th, val := stack.pop(), stack.pop()
if th.Cmp(big.NewInt(32)) < 0 {
byt := big.NewInt(int64(ethutil.LeftPadBytes(val.Bytes(), 32)[th.Int64()]))
@@ -355,12 +347,12 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
self.Printf(" => 0x%x", base.Bytes())
stack.Push(base)
stack.push(base)
case ADDMOD:
x := stack.Pop()
y := stack.Pop()
z := stack.Pop()
x := stack.pop()
y := stack.pop()
z := stack.pop()
add := new(big.Int).Add(x, y)
if len(z.Bytes()) > 0 { // NOT 0x0
@@ -371,12 +363,12 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
self.Printf(" %v + %v %% %v = %v", x, y, z, base)
stack.Push(base)
stack.push(base)
case MULMOD:
x := stack.Pop()
y := stack.Pop()
z := stack.Pop()
x := stack.pop()
y := stack.pop()
z := stack.pop()
mul := new(big.Int).Mul(x, y)
if len(z.Bytes()) > 0 { // NOT 0x0
@@ -387,24 +379,24 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
self.Printf(" %v + %v %% %v = %v", x, y, z, base)
stack.Push(base)
stack.push(base)
// 0x20 range
case SHA3:
size, offset := stack.Popn()
size, offset := stack.pop(), stack.pop()
data := crypto.Sha3(mem.Get(offset.Int64(), size.Int64()))
stack.Push(ethutil.BigD(data))
stack.push(ethutil.BigD(data))
self.Printf(" => (%v) %x", size, data)
// 0x30 range
case ADDRESS:
stack.Push(ethutil.BigD(context.Address()))
stack.push(ethutil.BigD(context.Address()))
self.Printf(" => %x", context.Address())
case BALANCE:
addr := stack.Pop().Bytes()
addr := stack.pop().Bytes()
var balance *big.Int
if statedb.GetStateObject(addr) != nil {
balance = statedb.GetBalance(addr)
@@ -412,27 +404,27 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
balance = base
}
stack.Push(balance)
stack.push(balance)
self.Printf(" => %v (%x)", balance, addr)
case ORIGIN:
origin := self.env.Origin()
stack.Push(ethutil.BigD(origin))
stack.push(ethutil.BigD(origin))
self.Printf(" => %x", origin)
case CALLER:
caller := context.caller.Address()
stack.Push(ethutil.BigD(caller))
stack.push(ethutil.BigD(caller))
self.Printf(" => %x", caller)
case CALLVALUE:
stack.Push(value)
stack.push(value)
self.Printf(" => %v", value)
case CALLDATALOAD:
var (
offset = stack.Pop()
offset = stack.pop()
data = make([]byte, 32)
lenData = big.NewInt(int64(len(callData)))
)
@@ -446,18 +438,18 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
self.Printf(" => 0x%x", data)
stack.Push(ethutil.BigD(data))
stack.push(ethutil.BigD(data))
case CALLDATASIZE:
l := int64(len(callData))
stack.Push(big.NewInt(l))
stack.push(big.NewInt(l))
self.Printf(" => %d", l)
case CALLDATACOPY:
var (
size = uint64(len(callData))
mOff = stack.Pop().Uint64()
cOff = stack.Pop().Uint64()
l = stack.Pop().Uint64()
mOff = stack.pop().Uint64()
cOff = stack.pop().Uint64()
l = stack.pop().Uint64()
)
if cOff > size {
@@ -475,7 +467,7 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
case CODESIZE, EXTCODESIZE:
var code []byte
if op == EXTCODESIZE {
addr := stack.Pop().Bytes()
addr := stack.pop().Bytes()
code = statedb.GetCode(addr)
} else {
@@ -483,21 +475,21 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
}
l := big.NewInt(int64(len(code)))
stack.Push(l)
stack.push(l)
self.Printf(" => %d", l)
case CODECOPY, EXTCODECOPY:
var code []byte
if op == EXTCODECOPY {
code = statedb.GetCode(stack.Pop().Bytes())
code = statedb.GetCode(stack.pop().Bytes())
} else {
code = context.Code
}
context := NewContext(nil, nil, code, ethutil.Big0, ethutil.Big0)
var (
mOff = stack.Pop().Uint64()
cOff = stack.Pop().Uint64()
l = stack.Pop().Uint64()
mOff = stack.pop().Uint64()
cOff = stack.pop().Uint64()
l = stack.pop().Uint64()
)
codeCopy := context.GetCode(cOff, l)
@@ -505,80 +497,80 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
self.Printf(" => [%v, %v, %v] %x", mOff, cOff, l, codeCopy)
case GASPRICE:
stack.Push(context.Price)
stack.push(context.Price)
self.Printf(" => %x", context.Price)
// 0x40 range
case BLOCKHASH:
num := stack.Pop()
num := stack.pop()
n := new(big.Int).Sub(self.env.BlockNumber(), ethutil.Big257)
if num.Cmp(n) > 0 && num.Cmp(self.env.BlockNumber()) < 0 {
stack.Push(ethutil.BigD(self.env.GetHash(num.Uint64())))
stack.push(ethutil.BigD(self.env.GetHash(num.Uint64())))
} else {
stack.Push(ethutil.Big0)
stack.push(ethutil.Big0)
}
self.Printf(" => 0x%x", stack.Peek().Bytes())
self.Printf(" => 0x%x", stack.peek().Bytes())
case COINBASE:
coinbase := self.env.Coinbase()
stack.Push(ethutil.BigD(coinbase))
stack.push(ethutil.BigD(coinbase))
self.Printf(" => 0x%x", coinbase)
case TIMESTAMP:
time := self.env.Time()
stack.Push(big.NewInt(time))
stack.push(big.NewInt(time))
self.Printf(" => 0x%x", time)
case NUMBER:
number := self.env.BlockNumber()
stack.Push(U256(number))
stack.push(U256(number))
self.Printf(" => 0x%x", number.Bytes())
case DIFFICULTY:
difficulty := self.env.Difficulty()
stack.Push(difficulty)
stack.push(difficulty)
self.Printf(" => 0x%x", difficulty.Bytes())
case GASLIMIT:
self.Printf(" => %v", self.env.GasLimit())
stack.Push(self.env.GasLimit())
stack.push(self.env.GasLimit())
// 0x50 range
case PUSH1, PUSH2, PUSH3, PUSH4, PUSH5, PUSH6, PUSH7, PUSH8, PUSH9, PUSH10, PUSH11, PUSH12, PUSH13, PUSH14, PUSH15, PUSH16, PUSH17, PUSH18, PUSH19, PUSH20, PUSH21, PUSH22, PUSH23, PUSH24, PUSH25, PUSH26, PUSH27, PUSH28, PUSH29, PUSH30, PUSH31, PUSH32:
a := uint64(op - PUSH1 + 1)
byts := context.GetRangeValue(pc+1, a)
// Push value to stack
stack.Push(ethutil.BigD(byts))
// push value to stack
stack.push(ethutil.BigD(byts))
pc += a
step += int(op) - int(PUSH1) + 1
self.Printf(" => 0x%x", byts)
case POP:
stack.Pop()
stack.pop()
case DUP1, DUP2, DUP3, DUP4, DUP5, DUP6, DUP7, DUP8, DUP9, DUP10, DUP11, DUP12, DUP13, DUP14, DUP15, DUP16:
n := int(op - DUP1 + 1)
stack.Dupn(n)
stack.dup(n)
self.Printf(" => [%d] 0x%x", n, stack.Peek().Bytes())
self.Printf(" => [%d] 0x%x", n, stack.peek().Bytes())
case SWAP1, SWAP2, SWAP3, SWAP4, SWAP5, SWAP6, SWAP7, SWAP8, SWAP9, SWAP10, SWAP11, SWAP12, SWAP13, SWAP14, SWAP15, SWAP16:
n := int(op - SWAP1 + 2)
x, y := stack.Swapn(n)
stack.swap(n)
self.Printf(" => [%d] %x [0] %x", n, x.Bytes(), y.Bytes())
self.Printf(" => [%d]", n)
case LOG0, LOG1, LOG2, LOG3, LOG4:
n := int(op - LOG0)
topics := make([][]byte, n)
mSize, mStart := stack.Popn()
mStart, mSize := stack.pop(), stack.pop()
for i := 0; i < n; i++ {
topics[i] = ethutil.LeftPadBytes(stack.Pop().Bytes(), 32)
topics[i] = ethutil.LeftPadBytes(stack.pop().Bytes(), 32)
}
data := mem.Get(mStart.Int64(), mSize.Int64())
@@ -587,41 +579,40 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
self.Printf(" => %v", log)
case MLOAD:
offset := stack.Pop()
offset := stack.pop()
val := ethutil.BigD(mem.Get(offset.Int64(), 32))
stack.Push(val)
stack.push(val)
self.Printf(" => 0x%x", val.Bytes())
case MSTORE: // Store the value at stack top-1 in to memory at location stack top
// Pop value of the stack
val, mStart := stack.Popn()
// pop value of the stack
mStart, val := stack.pop(), stack.pop()
mem.Set(mStart.Uint64(), 32, ethutil.BigToBytes(val, 256))
self.Printf(" => 0x%x", val)
case MSTORE8:
off := stack.Pop()
val := stack.Pop()
off, val := stack.pop(), stack.pop()
mem.store[off.Int64()] = byte(val.Int64() & 0xff)
self.Printf(" => [%v] 0x%x", off, val)
case SLOAD:
loc := stack.Pop()
loc := stack.pop()
val := ethutil.BigD(statedb.GetState(context.Address(), loc.Bytes()))
stack.Push(val)
stack.push(val)
self.Printf(" {0x%x : 0x%x}", loc.Bytes(), val.Bytes())
case SSTORE:
val, loc := stack.Popn()
loc, val := stack.pop(), stack.pop()
statedb.SetState(context.Address(), loc.Bytes(), val)
self.Printf(" {0x%x : 0x%x}", loc.Bytes(), val.Bytes())
case JUMP:
jump(pc, stack.Pop())
jump(pc, stack.pop())
continue
case JUMPI:
cond, pos := stack.Popn()
pos, cond := stack.pop(), stack.pop()
if cond.Cmp(ethutil.BigTrue) >= 0 {
jump(pc, pos)
@@ -633,19 +624,19 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
case JUMPDEST:
case PC:
stack.Push(big.NewInt(int64(pc)))
stack.push(big.NewInt(int64(pc)))
case MSIZE:
stack.Push(big.NewInt(int64(mem.Len())))
stack.push(big.NewInt(int64(mem.Len())))
case GAS:
stack.Push(context.Gas)
stack.push(context.Gas)
self.Printf(" => %x", context.Gas)
// 0x60 range
case CREATE:
var (
value = stack.Pop()
size, offset = stack.Popn()
value = stack.pop()
offset, size = stack.pop(), stack.pop()
input = mem.Get(offset.Int64(), size.Int64())
gas = new(big.Int).Set(context.Gas)
addr []byte
@@ -655,7 +646,7 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
context.UseGas(context.Gas)
ret, suberr, ref := self.env.Create(context, nil, input, gas, price, value)
if suberr != nil {
stack.Push(ethutil.BigFalse)
stack.push(ethutil.BigFalse)
self.Printf(" (*) 0x0 %v", suberr)
} else {
@@ -668,23 +659,19 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
}
addr = ref.Address()
stack.Push(ethutil.BigD(addr))
stack.push(ethutil.BigD(addr))
}
// Debug hook
if self.Dbg != nil {
self.Dbg.SetCode(context.Code)
}
case CALL, CALLCODE:
gas := stack.Pop()
// Pop gas and value of the stack.
value, addr := stack.Popn()
gas := stack.pop()
// pop gas and value of the stack.
addr, value := stack.pop(), stack.pop()
value = U256(value)
// Pop input size and offset
inSize, inOffset := stack.Popn()
// Pop return size and offset
retSize, retOffset := stack.Popn()
// pop input size and offset
inOffset, inSize := stack.pop(), stack.pop()
// pop return size and offset
retOffset, retSize := stack.pop(), stack.pop()
address := ethutil.Address(addr.Bytes())
self.Printf(" => %x", address).Endl()
@@ -707,30 +694,24 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
}
if err != nil {
stack.Push(ethutil.BigFalse)
stack.push(ethutil.BigFalse)
vmlogger.Debugln(err)
} else {
stack.Push(ethutil.BigTrue)
stack.push(ethutil.BigTrue)
mem.Set(retOffset.Uint64(), retSize.Uint64(), ret)
}
self.Printf("resume %x (%v)", context.Address(), context.Gas)
// Debug hook
if self.Dbg != nil {
self.Dbg.SetCode(context.Code)
}
case RETURN:
size, offset := stack.Popn()
offset, size := stack.pop(), stack.pop()
ret := mem.Get(offset.Int64(), size.Int64())
self.Printf(" => [%v, %v] (%d) 0x%x", offset, size, len(ret), ret).Endl()
return context.Return(ret), nil
case SUICIDE:
receiver := statedb.GetOrNewStateObject(stack.Pop().Bytes())
receiver := statedb.GetOrNewStateObject(stack.pop().Bytes())
balance := statedb.GetBalance(context.Address())
self.Printf(" => (%x) %v", receiver.Address()[:4], balance)
@@ -753,117 +734,17 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
pc++
self.Endl()
if self.Dbg != nil {
for _, instrNo := range self.Dbg.BreakPoints() {
if pc == uint64(instrNo) {
self.Stepping = true
if !self.Dbg.BreakHook(prevStep, op, mem, stack, statedb.GetStateObject(context.Address())) {
return nil, nil
}
} else if self.Stepping {
if !self.Dbg.StepHook(prevStep, op, mem, stack, statedb.GetStateObject(context.Address())) {
return nil, nil
}
}
}
}
}
}
type req struct {
stack int
gas *big.Int
}
var _baseCheck = map[OpCode]req{
// Req Stack Gas price
ADD: {2, GasFastestStep},
LT: {2, GasFastestStep},
GT: {2, GasFastestStep},
SLT: {2, GasFastestStep},
SGT: {2, GasFastestStep},
EQ: {2, GasFastestStep},
ISZERO: {1, GasFastestStep},
SUB: {2, GasFastestStep},
AND: {2, GasFastestStep},
OR: {2, GasFastestStep},
XOR: {2, GasFastestStep},
NOT: {1, GasFastestStep},
BYTE: {2, GasFastestStep},
CALLDATALOAD: {1, GasFastestStep},
CALLDATACOPY: {3, GasFastestStep},
MLOAD: {1, GasFastestStep},
MSTORE: {2, GasFastestStep},
MSTORE8: {2, GasFastestStep},
CODECOPY: {3, GasFastestStep},
MUL: {2, GasFastStep},
DIV: {2, GasFastStep},
SDIV: {2, GasFastStep},
MOD: {2, GasFastStep},
SMOD: {2, GasFastStep},
SIGNEXTEND: {2, GasFastStep},
ADDMOD: {3, GasMidStep},
MULMOD: {3, GasMidStep},
JUMP: {1, GasMidStep},
JUMPI: {2, GasSlowStep},
EXP: {2, GasSlowStep},
ADDRESS: {0, GasQuickStep},
ORIGIN: {0, GasQuickStep},
CALLER: {0, GasQuickStep},
CALLVALUE: {0, GasQuickStep},
CODESIZE: {0, GasQuickStep},
GASPRICE: {0, GasQuickStep},
COINBASE: {0, GasQuickStep},
TIMESTAMP: {0, GasQuickStep},
NUMBER: {0, GasQuickStep},
CALLDATASIZE: {0, GasQuickStep},
DIFFICULTY: {0, GasQuickStep},
GASLIMIT: {0, GasQuickStep},
POP: {0, GasQuickStep},
PC: {0, GasQuickStep},
MSIZE: {0, GasQuickStep},
GAS: {0, GasQuickStep},
BLOCKHASH: {1, GasExtStep},
BALANCE: {0, GasExtStep},
EXTCODESIZE: {1, GasExtStep},
EXTCODECOPY: {4, GasExtStep},
SLOAD: {1, GasStorageGet},
SSTORE: {2, Zero},
SHA3: {1, GasSha3Base},
CREATE: {3, GasCreate},
CALL: {7, GasCall},
CALLCODE: {7, GasCall},
JUMPDEST: {0, GasJumpDest},
SUICIDE: {1, Zero},
RETURN: {2, Zero},
}
func baseCheck(op OpCode, stack *Stack, gas *big.Int) {
if r, ok := _baseCheck[op]; ok {
stack.require(r.stack)
gas.Add(gas, r.gas)
}
}
func toWordSize(size *big.Int) *big.Int {
tmp := new(big.Int)
tmp.Add(size, u256(31))
tmp.Div(tmp, u256(32))
return tmp
}
func (self *Vm) calculateGasAndSize(context *Context, caller ContextRef, op OpCode, statedb *state.StateDB, mem *Memory, stack *Stack) (*big.Int, *big.Int) {
func (self *Vm) calculateGasAndSize(context *Context, caller ContextRef, op OpCode, statedb *state.StateDB, mem *Memory, stack *stack) (*big.Int, *big.Int) {
var (
gas = new(big.Int)
newMemSize *big.Int = new(big.Int)
)
baseCheck(op, stack, gas)
// Stack Check, memory resize & gas phase
// stack Check, memory resize & gas phase
switch op {
case PUSH1, PUSH2, PUSH3, PUSH4, PUSH5, PUSH6, PUSH7, PUSH8, PUSH9, PUSH10, PUSH11, PUSH12, PUSH13, PUSH14, PUSH15, PUSH16, PUSH17, PUSH18, PUSH19, PUSH20, PUSH21, PUSH22, PUSH23, PUSH24, PUSH25, PUSH26, PUSH27, PUSH28, PUSH29, PUSH30, PUSH31, PUSH32:
gas.Set(GasFastestStep)
@@ -879,7 +760,7 @@ func (self *Vm) calculateGasAndSize(context *Context, caller ContextRef, op OpCo
n := int(op - LOG0)
stack.require(n + 2)
mSize, mStart := stack.Peekn()
mSize, mStart := stack.data[stack.len()-2], stack.data[stack.len()-1]
gas.Add(gas, GasLogBase)
gas.Add(gas, new(big.Int).Mul(big.NewInt(int64(n)), GasLogTopic))
@@ -887,12 +768,12 @@ func (self *Vm) calculateGasAndSize(context *Context, caller ContextRef, op OpCo
newMemSize = calcMemSize(mStart, mSize)
case EXP:
gas.Add(gas, new(big.Int).Mul(big.NewInt(int64(len(stack.data[stack.Len()-2].Bytes()))), GasExpByte))
gas.Add(gas, new(big.Int).Mul(big.NewInt(int64(len(stack.data[stack.len()-2].Bytes()))), GasExpByte))
case SSTORE:
stack.require(2)
var g *big.Int
y, x := stack.Peekn()
y, x := stack.data[stack.len()-2], stack.data[stack.len()-1]
val := statedb.GetState(context.Address(), x.Bytes())
if len(val) == 0 && len(y.Bytes()) > 0 {
// 0 => non 0
@@ -911,51 +792,51 @@ func (self *Vm) calculateGasAndSize(context *Context, caller ContextRef, op OpCo
statedb.Refund(self.env.Origin(), RefundSuicide)
}
case MLOAD:
newMemSize = calcMemSize(stack.Peek(), u256(32))
newMemSize = calcMemSize(stack.peek(), u256(32))
case MSTORE8:
newMemSize = calcMemSize(stack.Peek(), u256(1))
newMemSize = calcMemSize(stack.peek(), u256(1))
case MSTORE:
newMemSize = calcMemSize(stack.Peek(), u256(32))
newMemSize = calcMemSize(stack.peek(), u256(32))
case RETURN:
newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-2])
newMemSize = calcMemSize(stack.peek(), stack.data[stack.len()-2])
case SHA3:
newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-2])
newMemSize = calcMemSize(stack.peek(), stack.data[stack.len()-2])
words := toWordSize(stack.data[stack.Len()-2])
words := toWordSize(stack.data[stack.len()-2])
gas.Add(gas, words.Mul(words, GasSha3Word))
case CALLDATACOPY:
newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-3])
newMemSize = calcMemSize(stack.peek(), stack.data[stack.len()-3])
words := toWordSize(stack.data[stack.Len()-3])
words := toWordSize(stack.data[stack.len()-3])
gas.Add(gas, words.Mul(words, GasCopyWord))
case CODECOPY:
newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-3])
newMemSize = calcMemSize(stack.peek(), stack.data[stack.len()-3])
words := toWordSize(stack.data[stack.Len()-3])
words := toWordSize(stack.data[stack.len()-3])
gas.Add(gas, words.Mul(words, GasCopyWord))
case EXTCODECOPY:
newMemSize = calcMemSize(stack.data[stack.Len()-2], stack.data[stack.Len()-4])
newMemSize = calcMemSize(stack.data[stack.len()-2], stack.data[stack.len()-4])
words := toWordSize(stack.data[stack.Len()-4])
words := toWordSize(stack.data[stack.len()-4])
gas.Add(gas, words.Mul(words, GasCopyWord))
case CREATE:
newMemSize = calcMemSize(stack.data[stack.Len()-2], stack.data[stack.Len()-3])
newMemSize = calcMemSize(stack.data[stack.len()-2], stack.data[stack.len()-3])
case CALL, CALLCODE:
gas.Add(gas, stack.data[stack.Len()-1])
gas.Add(gas, stack.data[stack.len()-1])
if op == CALL {
if self.env.State().GetStateObject(stack.data[stack.Len()-2].Bytes()) == nil {
if self.env.State().GetStateObject(stack.data[stack.len()-2].Bytes()) == nil {
gas.Add(gas, GasCallNewAccount)
}
}
if len(stack.data[stack.Len()-3].Bytes()) > 0 {
if len(stack.data[stack.len()-3].Bytes()) > 0 {
gas.Add(gas, GasCallValueTransfer)
}
x := calcMemSize(stack.data[stack.Len()-6], stack.data[stack.Len()-7])
y := calcMemSize(stack.data[stack.Len()-4], stack.data[stack.Len()-5])
x := calcMemSize(stack.data[stack.len()-6], stack.data[stack.len()-7])
y := calcMemSize(stack.data[stack.len()-4], stack.data[stack.len()-5])
newMemSize = ethutil.BigMax(x, y)
}