derive method

  1. @override
Future<StringResult> derive(
  1. String key,
  2. String salt,
  3. String info,
  4. int length,
)
override

Implementation

@override
Future<StringResult> derive(
    String key, String salt, String info, int length) async {
  final result = await _methodChannel.invokeMethod<Map<dynamic, dynamic>>('derive', {
    'key': key,
    'salt': salt,
    'info': info,
    'length': length,
  });
  if (result == null
    || result["value"] == null
    ) {
    throw PlatformException(code: "decryptFile(): error retrieving value");
  }
  return StringResult(result["value"]);
}