func (self *JSPipe) SecretToAddress(key string) string {
pair, err := ethcrypto.NewKeyPairFromSec(ethutil.Hex2Bytes(key))
if err != nil {
return ""
}
return ethutil.Bytes2Hex(pair.Address())
}
func (self *Pipe) ToAddress(priv []byte) []byte {
pair, err := ethcrypto.NewKeyPairFromSec(priv)
if err != nil {
return nil
}
return pair.Address()
}
func (self *JSPipe) 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 *ethcrypto.KeyPair
var err error
if ethutil.IsHex(key) {
keyPair, err = ethcrypto.NewKeyPairFromSec([]byte(ethutil.Hex2Bytes(key[2:])))
} else {
keyPair, err = ethcrypto.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 *ethchain.Transaction
)
if ethutil.IsHex(codeStr) {
data = ethutil.Hex2Bytes(codeStr[2:])
} else {
data = ethutil.Hex2Bytes(codeStr)
}
if contractCreation {
tx = ethchain.NewContractCreationTx(value, gas, gasPrice, data)
} else {
tx = ethchain.NewTransactionMessage(hash, value, gas, gasPrice, data)
}
acc := self.obj.StateManager().TransState().GetOrNewStateObject(keyPair.Address())
tx.Nonce = acc.Nonce
acc.Nonce += 1
self.obj.StateManager().TransState().UpdateStateObject(acc)
tx.Sign(keyPair.PrivateKey)
self.obj.TxPool().QueueTransaction(tx)
if contractCreation {
logger.Infof("Contract addr %x", tx.CreationAddress())
}
return NewJSReciept(contractCreation, tx.CreationAddress(), tx.Hash(), keyPair.Address()), nil
}