/// <summary>
/// Signs the given transaction with the given private key.
/// The result signature will be assigned to all inputs of the transaction.
/// </summary>
private static void signTransation(Transaction tx, EllipticCurve.PrivateKey privateKey)
{
var sig = EllipticCurve.Ecdsa.sign(tx.Id, privateKey);
var sigStr = AddressUtils.TxInSignatureFromSignatureAndPublicKey(sig, privateKey.publicKey());
for (int i = 0, c = tx.Inputs.Count; i < c; ++i)
{
tx.Inputs[i].Signature = sigStr;
}
}
