signLen static method

Uint8List? signLen(
  1. Uint8List message,
  2. int moff,
  3. int mlen,
  4. Uint8List secretKey,
)

Implementation

static Uint8List? signLen(
    Uint8List message, final int moff, final int mlen, Uint8List secretKey) {
  // check message
  if (!(message != null && message.length >= (moff + mlen))) return null;

  // signed message
  Uint8List sm = Uint8List(mlen + signatureLength);

  TweetNaclFast.cryptoSign(sm, -1, message, moff, mlen, secretKey);

  return sm;
}