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     enum SignalNo {
  35         SignalNoVehicliSpeed = 0,
  36         SignalNoTransGearPos,
  37         SignalNoHeadlame,
  38         SignalNoParkingBrake,
  39         SignalNoAccelPedalPos,
  40         SignalNoLightstatusBrake,
  41
  42         SignalNum,
  43
  44         SignalNoMin = SignalNoVehicliSpeed,
  45         SignalNoMax = SignalNum - 1,
  46     };
  47
  48     const std::vector<const char*> kSignalName{
  49         "vehicle.speed",
  50         "transmission_gear_position",
  51         "headlamp_status",
  52         "parking_brake_status",
  53         "accelerator.pedal.position",
  54         "lightstatus.brake",
  55     };
  56
  57     void initialize();
  58     const char* analyzeCanSignal(struct json_object *object);
  59
  60     int getCurrentTransGearState();
  61     bool getCurrentHeadlampState();
  62     bool getCurrentParkingBrakeState();
  63     double getCurrentAccelPedalPosition();
  64     bool getCurrentAccelPedalState();
  65     bool getCurrentLightstatusBrakeState();
  66
  67     bool isChangedAccelPedalState();
  68
  69 private:
  70     // Disable copy and move
  71     LowCanClient(LowCanClient const &) = delete;
  72     LowCanClient &operator=(LowCanClient const &) = delete;
  73     LowCanClient(LowCanClient &&) = delete;
  74     LowCanClient &operator=(LowCanClient &&) = delete;
  75
  76     enum TransGearPosVal {
  77         TransGearPosValD1 = 1,
  78         TransGearPosValD2,
  79         TransGearPosValD3,
  80         TransGearPosValD4,
  81         TransGearPosValD5,
  82         TransGearPosValD6,
  83         TransGearPosValD7,
  84         TransGearPosValD8,
  85         TransGearPosValR,
  86         TransGearPosValN,
  87     };
  88
  89     const std::vector<const char*> kFilterValue{
  90         "", // vehicle.speed
  91         "", // transmission_gear_position
  92         "", // headlamp_status
  93         "", // parking_brake_status
  94         "", // accelerator.pedal.position
  95         "", // lightstatus.brake
  96     };
  97
  98     int vehicle_speed;
  99     int trans_gear_pos;
 100     json_bool headlamp_status;
 101     json_bool parking_brake_status;
 102     double accel_pedal_pos;
 103     bool accel_pedal_stt;
 104     json_bool lightstatus_brake_status;
 105
 106     bool is_changed_accel_pedal_stt;
 107 };
 108
 109 } // namespace wm
 110
 111
 112 #endif  // TMCAGLWM_LOW_CAN_CLIENT_HPP