dtc_information.h

#ifndef DTC_INFORMATION_H
#define DTC_INFORMATION_H
 
#include <stdint.h>
#include <map>
#include <functional>
#include "../core/instance_specifier.h"
#include "../core/result.h"
 
namespace ara
{
    namespace diag
    {
        enum class ControlDtcStatusType : uint8_t
        {
            kDTCSettingOn = 0x00, 
            kDTCSettingOff = 0x01 
        };
 
        enum class UdsDtcStatusBitType : uint8_t
        {
            kTestFailed = 0x01,                         
            kTestFailedThisOperationCycle = 0x02,       
            kPendingDTC = 0x04,                         
            kConfirmedDTC = 0x08,                       
            kTestNotCompletedSinceLastClear = 0x10,     
            kTestFailedSinceLastClear = 0x20,           
            kTestNotCompletedThisOperationCycle = 0x40, 
            kWarningIndicatorRequested = 0x80           
        };
 
        struct UdsDtcStatusByteType
        {
            uint8_t encodedBits;
        };
 
        class DTCInformation
        {
        private:
            const core::InstanceSpecifier &mSpecifier;
            std::map<uint32_t, UdsDtcStatusByteType> mStatuses;
            std::function<void(uint32_t, UdsDtcStatusByteType, UdsDtcStatusByteType)> mDtcStatusChangedNotifier;
            std::function<void(uint32_t)> mNumberOfStoredEntriesNotifier;
            ControlDtcStatusType mControlDtcStatus;
            std::function<void(ControlDtcStatusType)> mControlDtcStatusNotifier;
 
        public:
            explicit DTCInformation(const core::InstanceSpecifier &specifier);
 
            ~DTCInformation() noexcept = default;
 
            core::Result<UdsDtcStatusByteType> GetCurrentStatus(uint32_t dtc);
 
            void SetCurrentStatus(
                uint32_t dtc, UdsDtcStatusBitType mask, UdsDtcStatusByteType status);
 
            core::Result<void> SetDTCStatusChangedNotifier(
                std::function<void(uint32_t, UdsDtcStatusByteType, UdsDtcStatusByteType)> notifier);
 
            core::Result<uint32_t> GetNumberOfStoredEntries();
 
            core::Result<void> SetNumberOfStoredEntriesNotifier(
                std::function<void(uint32_t)> notifier);
 
            core::Result<void> Clear(uint32_t dtc);
 
            core::Result<ControlDtcStatusType> GetControlDTCStatus();
 
            core::Result<void> SetControlDtcStatusNotifier(
                std::function<void(ControlDtcStatusType)> notifier);
 
            core::Result<void> EnableControlDtc();
        };
    }
}
 
#endif