src/low_can_client.hpp

   1 /*
   2  * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef TMCAGLWM_LOW_CAN_CLIENT_HPP
  18 #define TMCAGLWM_LOW_CAN_CLIENT_HPP
  19
  20
  21 #include <string>
  22 #include <vector>
  23 #include <json-c/json.h>
  24
  25
  26 namespace wm {
  27
  28 class LowCanClient {
  29
  30 public:
  31     explicit LowCanClient();
  32     ~LowCanClient() = default;
  33
  34     void initialize();
  35     void analyzeCanSignal(struct json_object *object);
  36     bool isChangedTransGearState();
  37     bool isChangedLampState();
  38     bool isChangedParkingBrakeState();
  39     bool isChangedAccelPedalState();
  40     const char* getCurrentTransGearState();
  41     const char* getCurrentLampState();
  42     const char* getCurrentParkingBrakeState();
  43     const char* getCurrentAccelPedalState();
  44
  45 private:
  46     // Disable copy and move
  47     LowCanClient(LowCanClient const &) = delete;
  48     LowCanClient &operator=(LowCanClient const &) = delete;
  49     LowCanClient(LowCanClient &&) = delete;
  50     LowCanClient &operator=(LowCanClient &&) = delete;
  51
  52     enum TransGearPosVal {
  53         TransGearPosValD1 = 1,
  54         TransGearPosValD2,
  55         TransGearPosValD3,
  56         TransGearPosValD4,
  57         TransGearPosValD5,
  58         TransGearPosValD6,
  59         TransGearPosValD7,
  60         TransGearPosValD8,
  61         TransGearPosValR,
  62         TransGearPosValN,
  63     };
  64
  65     enum SignalNo {
  66         SignalNoVehicliSpeed = 0,
  67         SignalNoTransGearPos,
  68         SignalNoHeadlame,
  69         SignalNoParkingBrake,
  70         SignalNoAccelPedalPos,
  71
  72         SignalNum,
  73
  74         SignalNoMin = SignalNoVehicliSpeed,
  75         SignalNoMax = SignalNum - 1,
  76     };
  77
  78     const std::vector<const char*> kEventName_{
  79         "vehicle.speed",
  80         "transmission_gear_position",
  81         "headlamp_status",
  82         "parking_brake_status",
  83         "accelerator.pedal.position",
  84     };
  85
  86     const std::vector<const char*> kFilterValue_{
  87         "",
  88         "",
  89         "",
  90         "",
  91         "", //"{ \"min\": 0, \"max\": 10}",
  92     };
  93
  94     int vehicle_speed_;
  95     int trans_gear_pos_;
  96     json_bool headlamp_status_;
  97     json_bool parking_brake_status_;
  98     double accel_pedal_pos_;
  99
 100     std::string prv_trans_gear_state_;
 101     std::string crr_trans_gear_state_;
 102     std::string prv_lamp_state_;
 103     std::string crr_lamp_state_;
 104     std::string prv_parking_brake_state_;
 105     std::string crr_parking_brake_state_;
 106     std::string prv_accel_pedal_state_;
 107     std::string crr_accel_pedal_state_;
 108
 109     bool is_changed_trans_gear_state_;
 110     bool is_changed_lamp_state_;
 111     bool is_changed_parking_brake_state_;
 112     bool is_changed_accel_pedal_state_;
 113 };
 114
 115 } // namespace wm
 116
 117
 118 #endif  // TMCAGLWM_LOW_CAN_CLIENT_HPP