public static string GenerateAddress(int[] privateKey, bool checksum, CancellationToken cancellationToken)
{
var signing = new Signing(new Kerl());
var digests = signing.Digests(privateKey);
cancellationToken.ThrowIfCancellationRequested();
var addressTrits = signing.Address(digests);
cancellationToken.ThrowIfCancellationRequested();
string address = Converter.ToTrytes(addressTrits);
if (checksum)
{
address = Checksum.AddChecksum(address);
}
return(address);
}
public static void SignSignature(this TransactionItem transactionItem, int[] addressPrivateKey, ICurl curl)
{
var value = transactionItem.Value;
if (value > 0)
{
return;
}
//throw new IotaException($"Cannot sign transaction with value greater than 0. Current value '{value}'");
int index = value < 0 ? 0 : 1;
var normalizedBundleHash = TransactionExtensions.NormalizedBundle(transactionItem.Bundle);
// First 6561 trits for the firstFragment
int[] firstFragment = ArrayUtils.SubArray2(addressPrivateKey, 6561 * index, 6561);
// First bundle fragment uses 27 trytes
int[] firstBundleFragment = ArrayUtils.SubArray2(normalizedBundleHash, 27 * index, 27);
// Calculate the new signatureFragment with the first bundle fragment
int[] firstSignedFragment = new Signing(curl).SignatureFragment(firstBundleFragment, firstFragment);
// Convert signature to trytes and assign the new signatureFragment
transactionItem.SignatureFragment = Converter.ToTrytes(firstSignedFragment);
}
