code: func (m *MockCryptoSetup) GetSealer() (protocol.EncryptionLevel, handshake.Sealer) {
  	m.ctrl.T.Helper()
  	ret := m.ctrl.Call(m, "GetSealer")
  	ret0, _ := ret[0].(protocol.EncryptionLevel)
  	ret1, _ := ret[1].(handshake.Sealer)
  	return ret0, ret1
  }
docs: // GetSealer mocks base method