105 std::string errorCode2str(const Session::ErrorCode ec) {  in errorCode2str()
107     case Session::ErrorCode::OK:                    return "OK";  in errorCode2str()
108     case Session::ErrorCode::E_HAT_MAC_EMPTY:       return "E_HAT_MAC_EMPTY";  in errorCode2str()
109     case Session::ErrorCode::E_HAT_WRONG_CHALLENGE: return "E_HAT_WRONG_CHALLENGE";  in errorCode2str()
110     case Session::ErrorCode::E_INCORRECT_STATE:     return "E_INCORRECT_STATE";  in errorCode2str()
111     case Session::ErrorCode::E_ENROLL_FAILED:       return "E_ENROLL_FAILED";  in errorCode2str()
178     const ErrorCode err = validateHat(hat);  in enroll()
179     if (err == ErrorCode::OK) {  in enroll()
199                   int(ErrorCode::E_INCORRECT_STATE), state2str(previousState).c_str());  in enroll()
201                                 int(ErrorCode::E_INCORRECT_STATE));  in enroll()
233                     int(ErrorCode::E_INCORRECT_STATE),  in authenticate()
236                             int(ErrorCode::E_INCORRECT_STATE));  in authenticate()
262                     int(ErrorCode::E_INCORRECT_STATE),  in detectInteraction()
265                             int(ErrorCode::E_INCORRECT_STATE));  in detectInteraction()
321     const ErrorCode err = validateHat(hat);  in resetLockout()
322     if (err == ErrorCode::OK) {  in resetLockout()
345 Session::ErrorCode Session::validateHat(const keymaster::HardwareAuthToken& hat) const {  in validateHat()
347         return FAILURE(ErrorCode::E_HAT_MAC_EMPTY);  in validateHat()
351         return FAILURE_V(ErrorCode::E_HAT_WRONG_CHALLENGE,  in validateHat()
355     return ErrorCode::OK;  in validateHat()
386                             int(ErrorCode::E_ENROLL_FAILED),  in onSensorEventOn()
389                                     int(ErrorCode::E_ENROLL_FAILED));  in onSensorEventOn()