public static CsPrng CreateCsprng(StreamCipherCsprngConfiguration config)
{
var streamCipherEnum = config.CipherName.ToEnum <StreamCipher>();
StreamCipherEngine streamCipher = CipherFactory.CreateStreamCipher(streamCipherEnum);
var csprng = new StreamCsPrng(streamCipher, config.Key, config.Nonce);
return(csprng);
}
public StreamCsPrng(StreamCipherEngine cipher, byte[] key, byte[] nonce)
: base(cipher.StateSize)
{
_csPrng = cipher as ICsPrngCompatible;
if (_csPrng == null)
{
throw new ArgumentException();
}
_stateBuf = new byte[StateSize];
cipher.Init(true, key, nonce);
}
