package xeth import ( "bytes" "encoding/json" "sync/atomic" "github.com/ethereum/go-ethereum/chain" "github.com/ethereum/go-ethereum/crypto" "github.com/ethereum/go-ethereum/ethutil" "github.com/ethereum/go-ethereum/state" ) type JSXEth struct { *XEth } func NewJSXEth(eth chain.EthManager) *JSXEth { return &JSXEth{New(eth)} } func (self *JSXEth) BlockByHash(strHash string) *JSBlock { hash := ethutil.Hex2Bytes(strHash) block := self.obj.ChainManager().GetBlock(hash) return NewJSBlock(block) } func (self *JSXEth) BlockByNumber(num int32) *JSBlock { if num == -1 { return NewJSBlock(self.obj.ChainManager().CurrentBlock) } return NewJSBlock(self.obj.ChainManager().GetBlockByNumber(uint64(num))) } func (self *JSXEth) Block(v interface{}) *JSBlock { if n, ok := v.(int32); ok { return self.BlockByNumber(n) } else if str, ok := v.(string); ok { return self.BlockByHash(str) } else if f, ok := v.(float64); ok { // Don't ask ... return self.BlockByNumber(int32(f)) } return nil } func (self *JSXEth) Key() *JSKey { return NewJSKey(self.obj.KeyManager().KeyPair()) } func (self *JSXEth) StateObject(addr string) *JSObject { object := &Object{self.World().safeGet(ethutil.Hex2Bytes(addr))} return NewJSObject(object) } func (self *JSXEth) PeerCount() int { return self.obj.PeerCount() } func (self *JSXEth) Peers() []JSPeer { var peers []JSPeer for peer := self.obj.Peers().Front(); peer != nil; peer = peer.Next() { p := peer.Value.(chain.Peer) // we only want connected peers if atomic.LoadInt32(p.Connected()) != 0 { peers = append(peers, *NewJSPeer(p)) } } return peers } func (self *JSXEth) IsMining() bool { return self.obj.IsMining() } func (self *JSXEth) IsListening() bool { return self.obj.IsListening() } func (self *JSXEth) CoinBase() string { return ethutil.Bytes2Hex(self.obj.KeyManager().Address()) } func (self *JSXEth) NumberToHuman(balance string) string { b := ethutil.Big(balance) return ethutil.CurrencyToString(b) } func (self *JSXEth) StorageAt(addr, storageAddr string) string { storage := self.World().SafeGet(ethutil.Hex2Bytes(addr)).Storage(ethutil.Hex2Bytes(storageAddr)) return ethutil.Bytes2Hex(storage.Bytes()) } func (self *JSXEth) BalanceAt(addr string) string { return self.World().SafeGet(ethutil.Hex2Bytes(addr)).Balance().String() } func (self *JSXEth) TxCountAt(address string) int { return int(self.World().SafeGet(ethutil.Hex2Bytes(address)).Nonce) } func (self *JSXEth) CodeAt(address string) string { return ethutil.Bytes2Hex(self.World().SafeGet(ethutil.Hex2Bytes(address)).Code) } func (self *JSXEth) IsContract(address string) bool { return len(self.World().SafeGet(ethutil.Hex2Bytes(address)).Code) > 0 } func (self *JSXEth) SecretToAddress(key string) string { pair, err := crypto.NewKeyPairFromSec(ethutil.Hex2Bytes(key)) if err != nil { return "" } return ethutil.Bytes2Hex(pair.Address()) } func (self *JSXEth) Execute(addr, value, gas, price, data string) (string, error) { ret, err := self.ExecuteObject(&Object{ self.World().safeGet(ethutil.Hex2Bytes(addr))}, ethutil.Hex2Bytes(data), ethutil.NewValue(value), ethutil.NewValue(gas), ethutil.NewValue(price), ) return ethutil.Bytes2Hex(ret), err } type KeyVal struct { Key string `json:"key"` Value string `json:"value"` } func (self *JSXEth) EachStorage(addr string) string { var values []KeyVal object := self.World().SafeGet(ethutil.Hex2Bytes(addr)) object.EachStorage(func(name string, value *ethutil.Value) { value.Decode() values = append(values, KeyVal{ethutil.Bytes2Hex([]byte(name)), ethutil.Bytes2Hex(value.Bytes())}) }) valuesJson, err := json.Marshal(values) if err != nil { return "" } return string(valuesJson) } func (self *JSXEth) ToAscii(str string) string { padded := ethutil.RightPadBytes([]byte(str), 32) return "0x" + ethutil.Bytes2Hex(padded) } func (self *JSXEth) FromAscii(str string) string { if ethutil.IsHex(str) { str = str[2:] } return string(bytes.Trim(ethutil.Hex2Bytes(str), "\x00")) } func (self *JSXEth) FromNumber(str string) string { if ethutil.IsHex(str) { str = str[2:] } return ethutil.BigD(ethutil.Hex2Bytes(str)).String() } func (self *JSXEth) Transact(key, toStr, valueStr, gasStr, gasPriceStr, codeStr string) (*JSReceipt, error) { var hash []byte var contractCreation bool if len(toStr) == 0 { contractCreation = true } else { // Check if an address is stored by this address addr := self.World().Config().Get("NameReg").StorageString(toStr).Bytes() if len(addr) > 0 { hash = addr } else { hash = ethutil.Hex2Bytes(toStr) } } var keyPair *crypto.KeyPair var err error if ethutil.IsHex(key) { keyPair, err = crypto.NewKeyPairFromSec([]byte(ethutil.Hex2Bytes(key[2:]))) } else { keyPair, err = crypto.NewKeyPairFromSec([]byte(ethutil.Hex2Bytes(key))) } if err != nil { return nil, err } var ( value = ethutil.Big(valueStr) gas = ethutil.Big(gasStr) gasPrice = ethutil.Big(gasPriceStr) data []byte tx *chain.Transaction ) if ethutil.IsHex(codeStr) { data = ethutil.Hex2Bytes(codeStr[2:]) } else { data = ethutil.Hex2Bytes(codeStr) } if contractCreation { tx = chain.NewContractCreationTx(value, gas, gasPrice, data) } else { tx = chain.NewTransactionMessage(hash, value, gas, gasPrice, data) } acc := self.obj.BlockManager().TransState().GetOrNewStateObject(keyPair.Address()) tx.Nonce = acc.Nonce acc.Nonce += 1 self.obj.BlockManager().TransState().UpdateStateObject(acc) tx.Sign(keyPair.PrivateKey) self.obj.TxPool().QueueTransaction(tx) if contractCreation { pipelogger.Infof("Contract addr %x", tx.CreationAddress(self.World().State())) } return NewJSReciept(contractCreation, tx.CreationAddress(self.World().State()), tx.Hash(), keyPair.Address()), nil } func (self *JSXEth) PushTx(txStr string) (*JSReceipt, error) { tx := chain.NewTransactionFromBytes(ethutil.Hex2Bytes(txStr)) self.obj.TxPool().QueueTransaction(tx) return NewJSReciept(tx.CreatesContract(), tx.CreationAddress(self.World().State()), tx.Hash(), tx.Sender()), nil } func (self *JSXEth) CompileMutan(code string) string { data, err := self.XEth.CompileMutan(code) if err != nil { return err.Error() } return ethutil.Bytes2Hex(data) } func ToJSMessages(messages state.Messages) *ethutil.List { var msgs []JSMessage for _, m := range messages { msgs = append(msgs, NewJSMessage(m)) } return ethutil.NewList(msgs) }