obd_emulator.h

#ifndef OBD_EMULATOR_H
#define OBD_EMULATOR_H
 
#include <map>
#include "./communication_layer.h"
#include "./can_driver.h"
#include "./obd_service.h"
 
namespace ObdEmulator
{
    class ObdEmulator
    {
    private:
        CommunicationLayer *mCommunicationLayer;
        const CanDriver *mCanDriver;
        std::map<uint8_t, ObdService *> mObdServices;
 
        bool tryParseQuery(
            std::vector<uint8_t> &&query,
            std::vector<uint8_t> &pid,
            uint8_t &queriedService) const;
 
        void generateResponse(
            const std::vector<uint8_t> &pid,
            std::vector<uint8_t> &&serviceResponseData,
            uint8_t queriedService,
            std::vector<uint8_t> &response) const;
 
        bool processQuery(
            std::vector<uint8_t> &&query,
            std::vector<uint8_t> &response) const;
 
        void sendResponseAsync(
            const std::vector<uint8_t> &pid,
            std::vector<uint8_t> &&serviceResponseData,
            uint8_t queriedService);
 
        void processQueryAsync(std::vector<uint8_t> &&query);
 
    public:
        ObdEmulator(
            CommunicationLayer *communicationLayer,
            const CanDriver *canDriver,
            std::initializer_list<ObdService *> obdServices);
        ~ObdEmulator();
 
        bool TryStart();
 
        bool TryStartAsync();
 
        bool TryStop();
    };
}
 
#endif