public byte[] GetTransactionHash()
{
return(Sha3Util.Get256Hash(ByteUtil.Contact(
m_fromAccount.GetAddress(),
m_toAccount.GetAddress(),
CryptoUtil.PadToBigEndian(m_value, 128),
CryptoUtil.PadToBigEndian(m_nonce, 64),
CryptoUtil.PadToBigEndian(m_timestamp, 64),
m_data.ToByteArray(),
CryptoUtil.PadToBigEndian(m_chainId, 32),
CryptoUtil.PadToBigEndian(m_gasPrice, 128),
CryptoUtil.PadToBigEndian(m_gasLimit, 128)
)));
}
/**
* Convert transaction to hash by SHA3-256 algorithm.
*
* @return {Hash} hash of Transaction.
*
* @example
* var acc = Account.NewAccount();
*
* var tx = new Transaction({
* chainID: 1,
* from: acc,
* to: "n1SAeQRVn33bamxN4ehWUT7JGdxipwn8b17",
* value: 10,
* nonce: 12,
* gasPrice: 1000000,
* gasLimit: 2000000
* });
* var txHash = tx.hashTransaction();
* //Uint8Array(32) [211, 213, 102, 103, 23, 231, 246, 141, 20, 202, 210, 25, 92, 142, 162, 242, 232, 95, 44, 239, 45, 57, 241, 61, 34, 2, 213, 160, 17, 207, 75, 40]
*/
public byte[] HashTransaction()
{
var data = new Corepb.Data
{
Payload = ByteString.CopyFrom(_payLoadData),
Type = Enum.GetName(typeof(TxPayload), _payLoadType).ToLower()
};
var dataBuffer = data.ToByteArray();
var hash = Sha3Util.Get256Hash(ByteUtil.Merge(
_fromAccount.GetAddress(),
_toAccount.GetAddress(),
CryptoUtils.PadToBigEndian(_value.ToString("x"), 128),
CryptoUtils.PadToBigEndian(_nonce.ToString("x"), 64),
CryptoUtils.PadToBigEndian(_timestamp.ToString("x"), 64),
dataBuffer,
CryptoUtils.PadToBigEndian(_chainId.ToString("x"), 32),
CryptoUtils.PadToBigEndian(_gasPrice.ToString("x"), 128),
CryptoUtils.PadToBigEndian(_gasLimit.ToString("x"), 128))
);
return(hash);
}
