/// <summary>
/// Encrypts the provided bytes(plain-text).
/// </summary>
/// <param name="data">Bytes to encrypt.</param>
public override void Encrypt(ref byte[] data)
{
if (data == null)
{
return;
}
switch (_cryptoState)
{
case CryptoState.InitialKey:
case CryptoState.BlakeNonce:
data = PublicKeyBox.Box(data, _sharedKey, _keyPair.PrivateKey, _blake2bNonce);
break;
case CryptoState.SecoundKey:
IncrementNonce(_encryptNonce);
data = SecretBox.Box(data, _sharedKey, _encryptNonce);
break;
default:
throw new InvalidOperationException("Cannot encrypt in current state.");
}
}
