forked from cerc-io/plugeth
272 lines
6.5 KiB
Go
272 lines
6.5 KiB
Go
package ethpub
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import (
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"encoding/json"
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"fmt"
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"github.com/ethereum/eth-go/ethchain"
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"github.com/ethereum/eth-go/ethcrypto"
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"github.com/ethereum/eth-go/ethstate"
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"github.com/ethereum/eth-go/ethtrie"
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"github.com/ethereum/eth-go/ethutil"
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"strings"
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)
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// Peer interface exposed to QML
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type PPeer struct {
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ref *ethchain.Peer
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Inbound bool `json:"isInbound"`
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LastSend int64 `json:"lastSend"`
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LastPong int64 `json:"lastPong"`
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Ip string `json:"ip"`
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Port int `json:"port"`
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Version string `json:"version"`
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LastResponse string `json:"lastResponse"`
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Latency string `json:"latency"`
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}
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func NewPPeer(peer ethchain.Peer) *PPeer {
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if peer == nil {
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return nil
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}
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// TODO: There must be something build in to do this?
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var ip []string
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for _, i := range peer.Host() {
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ip = append(ip, fmt.Sprintf("%d", i))
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}
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ipAddress := strings.Join(ip, ".")
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return &PPeer{ref: &peer, Inbound: peer.Inbound(), LastSend: peer.LastSend().Unix(), LastPong: peer.LastPong(), Version: peer.Version(), Ip: ipAddress, Port: int(peer.Port()), Latency: peer.PingTime()}
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}
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// Block interface exposed to QML
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type PBlock struct {
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ref *ethchain.Block
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Number int `json:"number"`
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Hash string `json:"hash"`
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Transactions string `json:"transactions"`
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Time int64 `json:"time"`
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Coinbase string `json:"coinbase"`
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Name string `json:"name"`
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GasLimit string `json:"gasLimit"`
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GasUsed string `json:"gasUsed"`
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}
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// Creates a new QML Block from a chain block
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func NewPBlock(block *ethchain.Block) *PBlock {
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if block == nil {
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return nil
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}
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var ptxs []PTx
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for _, tx := range block.Transactions() {
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ptxs = append(ptxs, *NewPTx(tx))
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}
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txJson, err := json.Marshal(ptxs)
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if err != nil {
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return nil
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}
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return &PBlock{ref: block, Number: int(block.Number.Uint64()), GasUsed: block.GasUsed.String(), GasLimit: block.GasLimit.String(), Hash: ethutil.Bytes2Hex(block.Hash()), Transactions: string(txJson), Time: block.Time, Coinbase: ethutil.Bytes2Hex(block.Coinbase)}
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}
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func (self *PBlock) ToString() string {
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if self.ref != nil {
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return self.ref.String()
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}
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return ""
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}
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func (self *PBlock) GetTransaction(hash string) *PTx {
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tx := self.ref.GetTransaction(ethutil.Hex2Bytes(hash))
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if tx == nil {
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return nil
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}
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return NewPTx(tx)
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}
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type PTx struct {
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ref *ethchain.Transaction
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Value string `json:"value"`
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Gas string `json:"gas"`
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GasPrice string `json:"gasPrice"`
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Hash string `json:"hash"`
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Address string `json:"address"`
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Sender string `json:"sender"`
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RawData string `json:"rawData"`
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Data string `json:"data"`
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Contract bool `json:"isContract"`
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CreatesContract bool `json:"createsContract"`
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Confirmations int `json:"confirmations"`
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}
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func NewPTx(tx *ethchain.Transaction) *PTx {
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hash := ethutil.Bytes2Hex(tx.Hash())
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receiver := ethutil.Bytes2Hex(tx.Recipient)
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if receiver == "0000000000000000000000000000000000000000" {
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receiver = ethutil.Bytes2Hex(tx.CreationAddress())
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}
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sender := ethutil.Bytes2Hex(tx.Sender())
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createsContract := tx.CreatesContract()
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var data string
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if tx.CreatesContract() {
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data = strings.Join(ethchain.Disassemble(tx.Data), "\n")
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} else {
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data = ethutil.Bytes2Hex(tx.Data)
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}
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return &PTx{ref: tx, Hash: hash, Value: ethutil.CurrencyToString(tx.Value), Address: receiver, Contract: tx.CreatesContract(), Gas: tx.Gas.String(), GasPrice: tx.GasPrice.String(), Data: data, Sender: sender, CreatesContract: createsContract, RawData: ethutil.Bytes2Hex(tx.Data)}
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}
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func (self *PTx) ToString() string {
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return self.ref.String()
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}
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type PKey struct {
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Address string `json:"address"`
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PrivateKey string `json:"privateKey"`
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PublicKey string `json:"publicKey"`
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}
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func NewPKey(key *ethcrypto.KeyPair) *PKey {
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return &PKey{ethutil.Bytes2Hex(key.Address()), ethutil.Bytes2Hex(key.PrivateKey), ethutil.Bytes2Hex(key.PublicKey)}
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}
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type PReceipt struct {
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CreatedContract bool `json:"createdContract"`
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Address string `json:"address"`
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Hash string `json:"hash"`
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Sender string `json:"sender"`
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}
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func NewPReciept(contractCreation bool, creationAddress, hash, address []byte) *PReceipt {
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return &PReceipt{
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contractCreation,
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ethutil.Bytes2Hex(creationAddress),
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ethutil.Bytes2Hex(hash),
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ethutil.Bytes2Hex(address),
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}
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}
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type PStateObject struct {
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object *ethstate.StateObject
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}
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func NewPStateObject(object *ethstate.StateObject) *PStateObject {
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return &PStateObject{object: object}
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}
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func (c *PStateObject) GetStorage(address string) string {
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// Because somehow, even if you return nil to QML it
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// still has some magical object so we can't rely on
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// undefined or null at the QML side
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if c.object != nil {
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val := c.object.GetStorage(ethutil.Big("0x" + address))
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return val.BigInt().String()
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}
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return ""
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}
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func (c *PStateObject) Value() string {
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if c.object != nil {
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return c.object.Amount.String()
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}
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return ""
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}
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func (c *PStateObject) Address() string {
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if c.object != nil {
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return ethutil.Bytes2Hex(c.object.Address())
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}
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return ""
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}
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func (c *PStateObject) Nonce() int {
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if c.object != nil {
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return int(c.object.Nonce)
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}
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return 0
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}
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func (c *PStateObject) Root() string {
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if c.object != nil {
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return ethutil.Bytes2Hex(ethutil.NewValue(c.object.State.Root()).Bytes())
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}
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return "<err>"
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}
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func (c *PStateObject) IsContract() bool {
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if c.object != nil {
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return len(c.object.Code) > 0
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}
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return false
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}
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func (self *PStateObject) EachStorage(cb ethtrie.EachCallback) {
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self.object.EachStorage(cb)
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}
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type KeyVal struct {
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Key string
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Value string
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}
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func (c *PStateObject) StateKeyVal(asJson bool) interface{} {
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var values []KeyVal
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if c.object != nil {
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c.object.EachStorage(func(name string, value *ethutil.Value) {
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values = append(values, KeyVal{name, ethutil.Bytes2Hex(value.Bytes())})
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})
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}
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if asJson {
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valuesJson, err := json.Marshal(values)
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if err != nil {
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return nil
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}
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fmt.Println(string(valuesJson))
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return string(valuesJson)
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}
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return values
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}
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func (c *PStateObject) Script() string {
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if c.object != nil {
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return strings.Join(ethchain.Disassemble(c.object.Code), " ")
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}
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return ""
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}
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func (c *PStateObject) HexScript() string {
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if c.object != nil {
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return ethutil.Bytes2Hex(c.object.Code)
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}
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return ""
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}
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type PStorageState struct {
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StateAddress string
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Address string
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Value string
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}
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func NewPStorageState(storageObject *ethstate.StorageState) *PStorageState {
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return &PStorageState{ethutil.Bytes2Hex(storageObject.StateAddress), ethutil.Bytes2Hex(storageObject.Address), storageObject.Value.String()}
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}
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