KaQuMiQ

import Foundation
import CommonCrypto

internal enum CryptoError: Error {
  case emptyData
  case invalidData
  case invalidKey
  case fail(status: CCStatus)
}

KaQuMiQ

@propertyWrapper
internal final class Unowned<Wrapped> {
  private let wrapper: Wrapper

  fileprivate init(wrapper: Wrapper) {
    self.wrapper = wrapper
  }

  internal var wrappedValue: Wrapped {
    get { wrapper.get() }