268 lines
6.8 KiB
Go
268 lines
6.8 KiB
Go
package xeth
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import (
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"bytes"
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"fmt"
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"strings"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethutil"
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"github.com/ethereum/go-ethereum/p2p"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/ethereum/go-ethereum/state"
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)
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func toHex(b []byte) string {
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return "0x" + ethutil.Bytes2Hex(b)
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}
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func fromHex(s string) []byte {
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if len(s) > 1 {
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if s[0:2] == "0x" {
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s = s[2:]
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}
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return ethutil.Hex2Bytes(s)
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}
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return nil
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}
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type Object struct {
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*state.StateObject
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}
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func NewObject(state *state.StateObject) *Object {
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return &Object{state}
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}
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func (self *Object) StorageString(str string) *ethutil.Value {
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if ethutil.IsHex(str) {
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return self.storage(ethutil.Hex2Bytes(str[2:]))
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} else {
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return self.storage(ethutil.RightPadBytes([]byte(str), 32))
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}
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}
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func (self *Object) StorageValue(addr *ethutil.Value) *ethutil.Value {
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return self.storage(addr.Bytes())
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}
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func (self *Object) storage(addr []byte) *ethutil.Value {
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return self.StateObject.GetStorage(ethutil.BigD(addr))
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}
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func (self *Object) Storage() (storage map[string]string) {
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storage = make(map[string]string)
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it := self.StateObject.Trie().Iterator()
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for it.Next() {
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var data []byte
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rlp.Decode(bytes.NewReader(it.Value), &data)
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storage[toHex(it.Key)] = toHex(data)
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}
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self.StateObject.Trie().PrintRoot()
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return
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}
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// Block interface exposed to QML
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type Block struct {
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//Transactions string `json:"transactions"`
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ref *types.Block
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Size string `json:"size"`
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Number int `json:"number"`
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Hash string `json:"hash"`
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Transactions *ethutil.List `json:"transactions"`
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Uncles *ethutil.List `json:"uncles"`
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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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PrevHash string `json:"prevHash"`
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Bloom string `json:"bloom"`
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Raw string `json:"raw"`
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}
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// Creates a new QML Block from a chain block
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func NewBlock(block *types.Block) *Block {
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if block == nil {
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return &Block{}
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}
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ptxs := make([]*Transaction, len(block.Transactions()))
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for i, tx := range block.Transactions() {
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ptxs[i] = NewTx(tx)
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}
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txlist := ethutil.NewList(ptxs)
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puncles := make([]*Block, len(block.Uncles()))
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for i, uncle := range block.Uncles() {
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puncles[i] = NewBlock(types.NewBlockWithHeader(uncle))
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}
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ulist := ethutil.NewList(puncles)
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return &Block{
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ref: block, Size: block.Size().String(),
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Number: int(block.NumberU64()), GasUsed: block.GasUsed().String(),
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GasLimit: block.GasLimit().String(), Hash: toHex(block.Hash()),
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Transactions: txlist, Uncles: ulist,
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Time: block.Time(),
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Coinbase: toHex(block.Coinbase()),
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PrevHash: toHex(block.ParentHash()),
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Bloom: toHex(block.Bloom()),
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Raw: block.String(),
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}
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}
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func (self *Block) 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 *Block) GetTransaction(hash string) *Transaction {
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tx := self.ref.Transaction(fromHex(hash))
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if tx == nil {
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return nil
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}
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return NewTx(tx)
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}
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type Transaction struct {
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ref *types.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 NewTx(tx *types.Transaction) *Transaction {
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hash := toHex(tx.Hash())
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receiver := toHex(tx.To())
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if receiver == "0000000000000000000000000000000000000000" {
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receiver = toHex(core.AddressFromMessage(tx))
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}
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sender := toHex(tx.From())
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createsContract := core.MessageCreatesContract(tx)
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var data string
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if createsContract {
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data = strings.Join(core.Disassemble(tx.Data()), "\n")
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} else {
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data = toHex(tx.Data())
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}
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return &Transaction{ref: tx, Hash: hash, Value: ethutil.CurrencyToString(tx.Value()), Address: receiver, Contract: createsContract, Gas: tx.Gas().String(), GasPrice: tx.GasPrice().String(), Data: data, Sender: sender, CreatesContract: createsContract, RawData: toHex(tx.Data())}
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}
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func (self *Transaction) ToString() string {
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return self.ref.String()
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}
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type Key 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 NewKey(key *crypto.KeyPair) *Key {
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return &Key{toHex(key.Address()), toHex(key.PrivateKey), toHex(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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toHex(creationAddress),
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toHex(hash),
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toHex(address),
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}
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}
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// Peer interface exposed to QML
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type Peer struct {
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ref *p2p.Peer
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Ip string `json:"ip"`
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Version string `json:"version"`
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Caps string `json:"caps"`
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}
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func NewPeer(peer *p2p.Peer) *Peer {
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var caps []string
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for _, cap := range peer.Caps() {
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caps = append(caps, fmt.Sprintf("%s/%d", cap.Name, cap.Version))
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}
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return &Peer{
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ref: peer,
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Ip: fmt.Sprintf("%v", peer.RemoteAddr()),
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Version: fmt.Sprintf("%v", peer.Identity()),
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Caps: fmt.Sprintf("%v", caps),
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}
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}
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type Receipt 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 NewReciept(contractCreation bool, creationAddress, hash, address []byte) *Receipt {
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return &Receipt{
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contractCreation,
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toHex(creationAddress),
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toHex(hash),
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toHex(address),
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}
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}
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type Message struct {
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To string `json:"to"`
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From string `json:"from"`
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Input string `json:"input"`
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Output string `json:"output"`
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Path int32 `json:"path"`
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Origin string `json:"origin"`
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Timestamp int32 `json:"timestamp"`
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Coinbase string `json:"coinbase"`
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Block string `json:"block"`
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Number int32 `json:"number"`
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Value string `json:"value"`
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}
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func NewMessage(message *state.Message) Message {
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return Message{
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To: toHex(message.To),
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From: toHex(message.From),
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Input: toHex(message.Input),
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Output: toHex(message.Output),
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Path: int32(message.Path),
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Origin: toHex(message.Origin),
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Timestamp: int32(message.Timestamp),
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Coinbase: toHex(message.Origin),
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Block: toHex(message.Block),
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Number: int32(message.Number.Int64()),
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Value: message.Value.String(),
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}
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}
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