Extend getString().

nChangedProgramModeToIDLE(), onChangedProgramModeToOOO(), startPhysicalLayer(),
stopPhysicalLayer(), reboot(), reset().
Add signals printTicketFinished,...,Error.

DCPlugin.pro

@@ -9,7 +9,7 @@ QT += serialport
 INCLUDEPATH += $${PWD}/plugins
 INCLUDEPATH += $${PWD}/include
 
-QMAKE_CXXFLAGS += -Wno-deprecated-copy
+QMAKE_CXXFLAGS += -Wno-deprecated-copy -O
 
 # default
 ARCH = PTU5
@@ -45,10 +45,12 @@ contains( CONFIG, PTU5_YOCTO ) {
 TARGET   = ATBDeviceControllerPlugin
 #DESTDIR  = ../plugins
 INTERFACE = DeviceController
-INTERFACE_DEFINITION = $${PWD}/include/ATBAPP/DeviceControllerInterface.h
+INTERFACE_DEFINITION = $${PWD}/src/ATBAPP/DeviceControllerInterface.h
 
 DEFINES += DEVICECONTROLLERPLUGIN_LIBRARY
 
+DEFINES += USE_DC_VMC_UNIFICATION
+
 # The following define makes your compiler emit warnings if you use
 # any Qt feature that has been marked deprecated (the exact warnings
 # depend on your compiler). Please consult the documentation of the
@@ -76,14 +78,21 @@ HEADERS += \
     src/ATBAPP/ATBHealthEvent.h \
     src/ATBAPP/ATBMachineEvent.h \
     src/ATBAPP/ATBDeviceControllerPlugin.h \
-    src/ATBAPP/Utils.h
+    src/ATBAPP/Utils.h \
+    src/ATBAPP/UnifiedDCVMCInterface.h \
+    src/ATBAPP/support/DBusControllerInterface.h \
+    src/ATBAPP/support/JSON.h \
+    src/ATBAPP/support/PTUSystem.h
 
 SOURCES += \
     src/ATBAPP/ATBHealthEvent.cpp \
     src/ATBAPP/ATBMachineEvent.cpp \
     src/ATBAPP/ATBDeviceControllerPlugin.cpp \
     src/ATBAPP/DeviceControllerDiag.cpp \
-    src/ATBAPP/Utils.cpp
+    src/ATBAPP/Utils.cpp \
+    src/ATBAPP/support/DBusControllerInterface.cpp \
+    src/ATBAPP/support/JSON.cpp \
+    src/ATBAPP/support/PTUSystem.cpp
 
 DISTFILES += \
     generate-version.sh

generate-version.sh

@@ -70,6 +70,8 @@ fi
 #
 #Q_DECLARE_INTERFACE(CCInterface,
 #         "eu.atb.ptu.plugin.CCInterface/2.9.0")
+#Q_DECLARE_INTERFACE(DeviceControllerInterface,
+#         "eu.atb.ptu.plugin.DeviceControllerInterface/1.0")
 # -> extract whole string within quotation marks
 INTERFACE_VERSION=$(grep 'eu.atb.ptu.plugin.' ${INTERFACE_DEFINITION})
 # get string within quotes:

include/interfaces.h

@@ -3,7 +3,7 @@
 
 #include <QtPlugin>
 
-#define THIS_IS_CA_MASTER
+
 
 struct T_emp
 {
@@ -128,28 +128,24 @@ struct T_vaultRecord
         uint32_t AbsReserve;
         uint32_t AbsNrOfCuts;
 
-//16
         char label3buffer[4];	// mw >
 
-        // Verkauf, T<EFBFBD>r zu:
-        uint32_t VKcoinsInserted[16];		// nur f<EFBFBD>r Wechsler, soviel wurde eingeworfen
-        uint32_t VKcoinsReturned[6];		// nur f<EFBFBD>r Wechsler, Anzahl M<EFBFBD>nzen pro Typ, soviel wurde zur<EFBFBD>ckgegeben
-//88
+        // Verkauf, Tuer zu:
+        uint32_t VKcoinsInserted[16];		// nur fuer Wechsler, soviel wurde eingeworfen
+        uint32_t VKcoinsReturned[6];		// nur fuer Wechsler, Anzahl Muenzen pro Typ, soviel wurde zurueckgegeben
 
-        // Service, T<EFBFBD>r offen:
-        uint16_t ServCoinsInserted[16];		// nur f<EFBFBD>r Wechsler, soviel wurde eingeworfen
-        uint16_t ServCoinsReturned[6];		// nur f<EFBFBD>r Wechsler, Anzahl M<EFBFBD>nzen pro Typ, soviel wurde zur<EFBFBD>ckgegeben
+        // Service, Tuer offen:
+        uint16_t ServCoinsInserted[16];		// nur fuer Wechsler, soviel wurde eingeworfen
+        uint16_t ServCoinsReturned[6];		// nur fuer Wechsler, Anzahl Muenzen pro Typ, soviel wurde zurueckgegeben
         uint16_t resint3;
         uint16_t resint4;
-        uint16_t currentTubeContent[6];		//  nur f<EFBFBD>r Wechsler, aktueller F<EFBFBD>llstand
+        uint16_t currentTubeContent[6];		//  nur fuer Wechsler, aktueller Fuellstand
         uint16_t resint5;
         uint16_t resint6;
-// 56
 
         char label4buffer[4];	// box>
         uint16_t coinsInVault[16];
         uint16_t billsInStacker[8];
-// 48
 
         char label5buffer[4];	// val>
         // actually constant unless exchange rate is changed
@@ -159,11 +155,17 @@ struct T_vaultRecord
         uint16_t exchangeRate;
         uint16_t resint9;
 
-// 64
+        // new from 1.8.23
+        uint32_t cutsSinceCBchange;
+        uint32_t CBcontent_cent;
+        uint32_t CBnrofCoins;
 
-        char endofblock[4];	// end>
+        char endofblock[4];	// end
+// 332 bytes
 
-// 316 byte Block im Speicher
+        uint16_t CRC16;     // Xmodem16 from startbuffer[0] to endofblock[3]
+        uint16_t resint11;
+        char  endofRecord[4];	// ----
 
 };
 
@@ -191,7 +193,7 @@ struct T_moduleCondition
         uint8_t	coinChecker;		// EMP, OMP or mei-cashflow
 
         uint8_t	coinEscrow;
-        uint8_t	mifareReader;
+        uint8_t	mifareReader;       // 0: unknown  1=OK  200=no response  201=wrong response   202: Reader reports HW-error
         uint8_t	creditTerm;
         uint8_t	coinReject;
 
@@ -201,7 +203,7 @@ struct T_moduleCondition
         uint8_t   temper;
 
         uint8_t	poweronTest;
-        uint8_t   doorState;			// 1: alles zu  200: t?r offen + bit1(S) +bit2(CB) + bit3(CB)
+        uint8_t   doorState;			// 1: alles zu  200: tuer offen + bit1(S) +bit2(CB) + bit3(CB)
         uint8_t	doorWasOpened;		// 1: all doors are closed   200: any door was just opened
         uint8_t	changer;			// can only be tested by usage
 
@@ -315,9 +317,10 @@ struct T_devices
     // set by master, used(1) or notused (0) or type 2....20
 
     UCHAR   kindOfPrinter;			// 0:off   1:Gebe
-    UCHAR	kindOfCoinChecker;		// 0: without  1=EMP820   2=EMP900    3=currenza c<EFBFBD>	(MW)
+    UCHAR	kindOfCoinChecker;		// 0: without  1=EMP820   2=EMP900    3=currenza Csquare  (MW)
     UCHAR	kindOfMifareReader;		// by now only stronglink SL025 =1
-    UCHAR   suppressSleepMode;		// 0:sleep allowed   1: no sleep
+    UCHAR   solarPower;             // 1:sleep allowed   0: no sleep
+    //UCHAR   suppressSleepMode;	// 0:sleep allowed   1: no sleep
 
     UCHAR	kindOfModem;			// 0:off    1:Sunlink
     UCHAR	kindOfCreditcard;		// 0:off    1:Feig NFC
@@ -336,6 +339,8 @@ struct T_devices
 
     UINT	VaultFullWarnLevel;
     UINT	VaultFullErrorLevel;
+    UINT    BattEmptyWarnLevel;
+    UINT    BattEmptyErrorLevel;
 
 };
 
@@ -357,7 +362,7 @@ public:
     //      Furthermore the Cashagent-Library answers with status strings about sending and reading result
     // $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
 
-#ifdef THIS_IS_CA_MASTER
+
     virtual bool dc_openSerial(int BaudNr, QString BaudStr, QString ComName, uint8_t connect)  const =0;
         // Command: open serial interface
         // BaudNr:  0:1200   1:9600   2:19200   3:38400   4:57600   5:115200
@@ -368,7 +373,7 @@ public:
     virtual void dc_closeSerial(void)  const =0;
         // Command: close serial interface in order to save power while power down
         // or if another port must be used
-#endif
+
 
     virtual bool dc_isPortOpen(void)  const =0;
         // returns true if port open (don't send unless open. Sending to closed port will crash program)                         
@@ -394,7 +399,7 @@ public:
         // get data back in "payLoad", max 64 byte, can be used for diagnosis
         // retval = nr of bytes received. If host buffer too small then
         // only plBufSiz bytes are copied to "payLoad"
-        // plBufSiz<EFBFBD>z=size of host buffer
+        // plBufSiz = size of host buffer
 
     virtual void dc_setWakeFrequency(uint8_t period)  const =0;
         // RTC wakes DC2 (and PTU) by hardware signal every 32seconds
@@ -403,7 +408,7 @@ public:
     virtual void dc_OrderToReset(void)  const =0;
         // want DC2 to reset (in order to start Bootloader)
 
-#ifdef THIS_IS_CA_MASTER
+
     virtual QString dc_getSerialState(void)  const =0;
         // get result of opening-command like "ttyS0 opened with 115200 8N1!
         // or error messages like "comport not available..."
@@ -411,7 +416,7 @@ public:
 
     virtual void dc_clrSerialStateText(void)  const =0;
         // clear above text to avoid multiple repetive displaying
-#endif
+
 
     virtual void bl_sendDataDirectly(uint8_t length, uint8_t *buf)  const =0;
         // send without protocol frame, needed for the DC bootloader
@@ -496,10 +501,10 @@ public:
 
     // Analog values:
     virtual uint32_t dc_getTemperature(void)  const =0;
-        // in Sax-Format 0...400 (0=-50,0<EFBFBD>C    100=0,0<EFBFBD>C    141=20,5<EFBFBD>C    400=150,0<EFBFBD>C)
+        // in Sax-Format 0...400 (0=-50,0degC    100=0,0degC    141=20,5degC    400=150,0degC)
 
     virtual QString  dc_getTemperaturStr(void)  const =0;
-        // as string like "-12,5<EFBFBD>C"
+        // as string like "-12,5degC"
 
     virtual uint32_t dc_getVoltage(void)  const =0;
         // as value in mV,  0...65,535V
@@ -760,7 +765,7 @@ public:
                             uint8_t kindOfModem,        uint8_t kindOfCredit        ) const =0;
     // enable hardware in device controller:
     // kindOfPrinter:       0:off 1: GPT4672 (only this one implemented)
-    // kindOfCoinChecker:   0:off 1:EMP820 2:EMP900 3: C<EFBFBD>_changer
+    // kindOfCoinChecker:   0:off 1:EMP820 2:EMP900 3: Csquare_changer
     // kindOfMifareReader:  0:off 1: SL025   (only this one implemented)
     // suppressSleep:       0:sleep allowed 1: sleep surpressed for special reason
     // kindOfModem:         0:off 1: ATB_Sunlink_LTE        (not yet implemented)
@@ -813,7 +818,7 @@ public:
 // --------------------------------------------- MIFARE -----------------------------------------------------
 // ----------------------------------------------------------------------------------------------------------
 
-
+// obsolete
     virtual uint8_t mif_returnReaderStateAndCardType(uint8_t *buf, uint8_t maxBufferSize) const =0;
         // retval 0=OK 1=error host buffer too small
     /* data description, new fast version:
@@ -835,13 +840,16 @@ public:
     virtual bool mif_readerIsOK(void) const =0;
 
     virtual bool mif_cardAttached(void) const =0;
+        // not working! use mif_cardIsAttached() instead
 
     virtual uint8_t mif_readResult(void) const =0;
         // result: 0: unknown or still in progress
         //         1: card read successful
         //         2: reading error
+        // not working!
 
     virtual QString mif_cardUID(void) const =0;
+        // not working
 
     virtual uint8_t mif_getCardDataDec(uint8_t blkNr, uint8_t *buf, uint8_t maxBufferSize) const =0;
 
@@ -886,7 +894,7 @@ public:
         // send 5 byte: byte 0,1: speed  5...250 mm/s
         //              byte2: density   0....(25)....50
         //              byte3: alignment    'l', 'c', 'r' = left, center, right
-        //              byte4: orientation  0, 90, 180    = 0<EFBFBD>, 90<EFBFBD>, 180<EFBFBD> rotation (by now not supported!)
+        //              byte4: orientation  0, 90, 180    = 0deg, 90deg, 180deg rotation (by now not supported!)
         // not batched! don't use twice within 100ms
 
     virtual void prn_movePaper(uint8_t wayInMm, uint8_t direction) const =0;
@@ -1018,7 +1026,7 @@ public:
         // use for changer
 
 
-#ifdef THIS_IS_CA_MASTER
+
     virtual QString dc_getTxt4RsDiagWin(void) const =0;
     virtual void dc_clrTxt4RsDiagWin(void) const =0;
     virtual QString dc_get2ndTxt4RsDiagWin(void) const =0;
@@ -1033,7 +1041,6 @@ public:
     virtual void dc_clrTxt4dataStateLine(void) const =0;
     virtual QString dc_getdatifLine(void) const =0;
     virtual void dc_clrTxt4datifLine(void) const =0;
-#endif
 
 
 
@@ -1152,14 +1159,13 @@ public:
         // to be forwarded to Ismas
 
     virtual bool prn_printAccountReceipt(void) const =0;
+        // print all 8 backuped accounting receipts
         // return true if sending to DC OK, false if cmd-stack is full
 
     virtual bool prn_printTestTicket(void) const =0;
         // return true if sending to DC OK, false if cmd-stack is full
 
 
-
-
     virtual bool cash_startPayment(uint32_t amount) const =0;
         // 17.4.23TS: extended to 32bit
 
@@ -1178,7 +1184,7 @@ public:
     virtual uint16_t getLastInsertedCoin(void) const =0;
 
     virtual bool getAllInsertedCoins(uint16_t *types, uint16_t *values) const =0;
-        // alle bei diesem Verkauf eingeworfenen M<EFBFBD>nzen sind gespeichert, max 64
+        // alle bei diesem Verkauf eingeworfenen Muenzen sind gespeichert, max 64
 
 
     virtual bool cash_cancelPayment(void) const =0;
@@ -1232,6 +1238,8 @@ public:
 
     virtual uint8_t prn_getPrintResult() const =0;
 
+
+
     virtual uint8_t prn_getCurrentPrinterState() const =0;
         //        0: printer OK
         //          bit0: near paper end          bit1: no paper
@@ -1244,6 +1252,8 @@ public:
     virtual void sys_sendDeviceParameter(struct T_devices *deviceSettings) const =0;
 
     virtual void sys_restoreDeviceParameter(struct T_devices *deviceSettings) const =0;
+        // attention: only applies if function "sys_sendDeviceParameter()" was used to send this settings before
+        //          cannot be used to see settings programmed by JsonFile
 
     virtual bool sys_areDCdataValid(void) const =0;
 
@@ -1268,6 +1278,103 @@ public:
 
     virtual bool dc_isAutoRequestOn(void) const =0;
 
+    virtual uint16_t log_getLatestAccountNumber(void) const=0;
+    // new function 27.6.2023
+    // latest = highest of the backup's
+
+    virtual uint8_t log_getAvailableVaultBlocks(void) const=0;
+        // return 0x0011 1111 if all 6 blocks are loaded (one bit per block)
+
+    virtual uint8_t log_getAnswerToLastSlaveRequest(void) const =0;
+        // use only for ONE request/command
+        // return: 0xFF: result unknown by now as sending is ongoing
+        // 0=OK
+        // 1= wrong length    2=wrong start sign           5= wrong crc
+        // 6= slave: master cmd was wrong       7: slave: could not write/read data
+        // 8=timeout, got no response from slave
+        // 0,8 work, 1..6 not yet tested. 8 comes immed. and stays 8 until reconnect
+
+    // use for important and extended commands (print several templates, print ticket...)
+    virtual void log_startSupervision(void) const =0;
+
+    virtual uint8_t log_getAnswerToLastCmdBatch(void) const =0;
+        // 0xFF: no command sent by now
+        // 0: started, in progress
+        // 1: done and OK
+        // 2: done and error
+        // not working properly, always 0
+
+    virtual bool log_getVaultData(uint8_t *data) const =0;
+        // get vault record in linear 8bit buffer with 384 byte
+
+
+
+    // new from 1.8.23
+    virtual bool prn_printOneAccountReceipt(uint16_t accountNr) const =0;
+        // print one out of eight stored last accounting receipts
+        // function log_getHoldAccountNumbers() gives a list of acc-Nr. of the stored receipts
+
+    virtual bool prn_printAllAvailAccountReceipts(void) const =0;
+        // same as: prn_printAccountReceipt() from line 1153
+        // return true if sending to DC OK, false if cmd-stack is full
+
+    virtual bool log_verifyVaultRecordByCrc(void) const =0;
+        // return true if CRC16 is correct, data are 100% OK. Security level 1:65536
+        // verification is strongly recommended before further processing
+        // in case of "false"-result please reload from DC
+
+
+    virtual uint16_t log_DC_getNextAccountNumber(void) const=0;
+        // the current cash box content will be backuped with this number on next cashbox-change
+
+    virtual void log_DC_setNextAccountNumber(uint16_t newAccountingNumber) const=0;
+        // the current cash box content will be backuped with this number on next cashbox-change
+        // use only in case of hardware replacements or errors which derailed the number
+
+    virtual void log_DC_deleteAllVaultrecordsInDc(void) const=0;
+        // use only in case of hardware replacements or errors which derailed the number
+
+    virtual void log_DC_deleteAllTotalCounters(void) const=0;
+        // use only in case of hardware replacements or errors which derailed the number
+
+    virtual void dc_setNewCustomerNumber(uint16_t newCustNr) const =0;
+
+    virtual void dc_setNewMachineNumber(uint16_t newMachNr) const =0;
+
+    virtual void dc_setNewBorough(uint16_t newBorough) const =0;
+
+    virtual void dc_setNewZone(uint16_t newZone) const =0;
+
+
+
+    // new functions from 8.9.23
+    virtual QString mif_getReaderType(void) const =0;
+        // return "SL025" if correct reader is connected
+
+    virtual void mif_getCardSize(uint8_t *cardSize, uint8_t *idLeng) const =0;
+        // cardSize=1k or 4kByte
+        // idLeng =4Byte or 7 byte
+
+    virtual char mif_getAtbCardData(uint8_t *buf, uint8_t maxBuffSiz) const =0;
+        // return complete buffer binary, just for test purpose
+
+    virtual bool mif_isValidAtbCard(void) const =0;
+
+    virtual uint32_t mif_getAtbCardCuNu(void) const =0;
+
+    virtual uint8_t mif_getAtbCardTyp(void) const =0;
+        // return 1=upper door card     1=lower door    3=printer-test   4=coin-test
+        //          0: not a valid atb2020 card
+
+    virtual QString mif_getAtbCardPerso(void) const =0;
+        // e.g. "PNsax001" used for personal number, name shortcode, card number
+        // free to use, can be set in AtbMcw23.exe tool
+
+    virtual void mif_getAtbCardExpire(uint8_t *year, uint8_t *month, uint8_t *day, uint8_t *hour, uint8_t *minute) const =0;
+
+
+
+
 
 
 
@@ -1326,6 +1433,10 @@ signals:
 // 15.06.2023 V4.2  bring into same order as hwapi in order to set the THIS_IS_CA_MASTER correct
 // 19.06.2023 V4.3  added some qCriticals to see emits
 
+// 01.08.2023 V4.4  some new values at the end of struct T_vaultRecord
+//                  two more values in struct T_devices
+//                  7 new functions at the end of the file
+
 
 //#define HWINF_iid "Atb.Psa2020.software.HWapi/3.1"
 //#define HWINF_iid "Atb.Psa1256ptu5.software.HWapi/3.1"
@@ -1336,9 +1447,16 @@ signals:
 //#define HWINF_iid "Atb.Psa1256ptu5.software.HWapi/4.0"
 //#define HWINF_iid "Atb.Psa1256ptu5.software.HWapi/4.1"
 //#define HWINF_iid "Atb.Psa1256ptu5.software.HWapi/4.2"
-#define HWINF_iid "Atb.Psa1256ptu5.software.HWapi/4.3"
-
+//#define HWINF_iid "Atb.Psa1256ptu5.software.HWapi/4.3"
+//#define HWINF_iid "Atb.Psa1256ptu5.software.HWapi/4.4"
+    // 8.9.2023 two new functions (end of file) for mifare test
+//#define HWINF_iid "Atb.Psa1256ptu5.software.HWapi/4.5"
+    // 18.9.2023 major improvements for DC data exchange
+    // verification of door and cash box signals
+    // intensive verification of Json-Programming Master-Slave (PTU to DC), 100% ok
 
+#define HWINF_iid "Atb.Psa1256ptu5.software.HWapi/4.6"
+    // 20.9.2023: speeding up door and cash box signals
 
 
 Q_DECLARE_INTERFACE(hwinf, HWINF_iid)

src/ATBAPP/ATBAPPplugin.h

@@ -5,18 +5,63 @@
  * a simple class with only one method for plugin info
  */
 #include <QObject>
-#include <QString>
+#include <QStringList>
 
-class ATBAPPplugin
-{
-
-public:
-    virtual const QString & getPluginInfo() = 0;
+struct ATBAPPplugin {
+    enum class PLUGIN_STATE : quint8 {
+        NOT_INITIALIZED = 0,
+        INITIALIZED = 1
     };
+    enum class RESULT_STATE : quint8 {
+        SUCCESS = 1,                // operation was successfull
+        ERROR_BACKEND,              // error from backend (e.g. backend replies with error)
+        ERROR_NETWORK,
+        ERROR_TIMEOUT,              // the operation timed out
+        ERROR_PROCESS,              // internal plugin error, should not occur (this is a bug in implementation)
+        ERROR_BUSY,
+        ERROR_STATE,
+        ERROR_RETRY,                // retry operation
+        INFO                        // informational (e.g. display a message, log something etc.)
+    };
+    enum class CASH_STATE   : quint8 {
+        CACHE_EMPTY,                // Cache still empty, default state
+        CACHE_INPUT,                // Coins are in Cache
+        OVERPAYED,
+        /* t.b.d. */
+    };
+    enum class TICKET_VARIANT : quint8 {
+        PARKING_TICKET,
+        RECEIPT,
+        ERROR_RECEIPT,
+        START_RECEIPT,   // e.g. Szeged Start
+        STOP_RECEIPT,    // e.g. Szeged Stop
+    };
+    enum class STEP : quint8 {
+        UP = 1,
+        DOWN = 2
+    };
+    enum class TERMINAL_STATE : quint8 {
+        NOT_AVAILABLE = 1,
+        AVAILABLE,
+        PREPARED_FOR_VENDING,
+        BUSY,
+        NEEDS_MAINTENANCE
+    };
+
+    virtual const QString &getPluginInfo() = 0;
+    virtual QStringList getPluginInfoList() {
+        return QStringList(QString());
+    }
+};
+
+using PLUGIN_STATE = ATBAPPplugin::PLUGIN_STATE;
+using RESULT_STATE = ATBAPPplugin::RESULT_STATE;
+using CASH_STATE = ATBAPPplugin::CASH_STATE;
+using TICKET_VARIANT = ATBAPPplugin::TICKET_VARIANT;
+using STEP = ATBAPPplugin::STEP;
+using TERMINAL_STATE = ATBAPPplugin::TERMINAL_STATE;
 
 Q_DECLARE_INTERFACE(ATBAPPplugin,
                     "eu.atb.ptu.plugin.ATBAPPplugin/0.9")
 
-
-
 #endif // ATBAPPPLUGIN_H

src/ATBAPP/ATBDeviceControllerPlugin.cpp

@@ -2,8 +2,12 @@
 #include "src/ATBAPP/ATBHealthEvent.h"
 #include "src/ATBAPP/ATBMachineEvent.h"
 #include "src/ATBAPP/Utils.h"
+#include "src/ATBAPP/support/JSON.h"
+#include "src/ATBAPP/support/DBusControllerInterface.h"
+#include "src/ATBAPP/support/PTUSystem.h"
 
 #include <QTimer>
+#include <QThread>
 #include <QTextCodec>
 #include <QDebug>
 
@@ -29,6 +33,9 @@ ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
         return;
     }
 
+    this->init_sc_dbus();
+
+
     //connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_templatePrintFinished_OK()),  this, SLOT(onPrintFinishedOK()),  Qt::QueuedConnection);
     //connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_templatePrintFinished_Err()), this, SLOT(onPrintFinishedERR()), Qt::QueuedConnection);
 
@@ -45,8 +52,14 @@ ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
     connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_doorCBinAndAllDoorsClosed()), this, SLOT(onCBinAndAllDoorsClosed()), Qt::QueuedConnection);
     connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_doorAllDoorsClosed()),        this, SLOT(onAllDoorsClosed()),    Qt::QueuedConnection);     // check for errors, switch to mode IDLE
 
+    // move hw object to separate thread:
+    auto hwThread = new QThread;
+    dynamic_cast<QObject*>(hw)->moveToThread(hwThread);
+    hwThread->start();
+
 
     this->diag = new DeviceControllerDiag(this);
+    connect(this->diag, &DeviceControllerDiag::newVoltage, this, &ATBDeviceControllerPlugin::onNewVoltage);
 
 
     this->currentSelectedTicketType = 0;
@@ -55,6 +68,32 @@ ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
 
 ATBDeviceControllerPlugin::~ATBDeviceControllerPlugin() {}
 
+PLUGIN_STATE ATBDeviceControllerPlugin::initVMCPlugin(QObject *eventReceiver,
+                                                      QObject *atbSystem,
+                                                      QObject *hmiConfig,
+                                                      const QSettings &settings) {
+    Q_UNUSED(eventReceiver);
+    Q_UNUSED(atbSystem);
+    Q_UNUSED(hmiConfig);
+    Q_UNUSED(settings);
+
+    return PLUGIN_STATE::NOT_INITIALIZED;
+}
+
+PLUGIN_STATE ATBDeviceControllerPlugin::initPlugin(QObject *eventReceiver,
+                                                   QObject *atbSystem,
+                                                   QObject *hmiConfig,
+                                                   QSettings const &settings) {
+    Q_UNUSED(atbSystem);
+    Q_UNUSED(hmiConfig);
+
+    return initDCPlugin(eventReceiver, settings);
+}
+
+PLUGIN_STATE ATBDeviceControllerPlugin::initPlugin(QObject *eventReceiver, QSettings const &settings) {
+    return initDCPlugin(eventReceiver, settings);
+}
+
 PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, const QSettings & settings)
 {
     this->eventReceiver = eventReceiver;
@@ -68,6 +107,11 @@ PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, con
 
     hw->dc_autoRequest(true);
 
+    hw->dc_setNewCustomerNumber(PTUSystem::readCustomerNumber());
+    hw->dc_setNewMachineNumber(PTUSystem::readMachineNumber());
+    hw->dc_setNewZone(PTUSystem::readZoneNumber());
+    hw->dc_setNewBorough(PTUSystem::readGroupNumber());
+
     hw->rtc_setDateTime();
 
     // this is necessary to init the CashAgentLib (!)
@@ -113,7 +157,21 @@ void ATBDeviceControllerPlugin::stopPhysicalLayer()
 }
 
 
+void ATBDeviceControllerPlugin::reboot()
+{
+    // note:
+    // - dc reset lasts about ~5s !
+    // - makes a power cycle to certain components, e.g. card terminal
+    hw->bl_rebootDC();
+}
 
+void ATBDeviceControllerPlugin::reset()
+{
+    // note:
+    // - dc reset lasts about ~5s !
+    // - makes a power cycle to certain components, e.g. card terminal
+    hw->dc_OrderToReset();
+}
 
 
 
@@ -121,7 +179,7 @@ void ATBDeviceControllerPlugin::stopPhysicalLayer()
 
 void ATBDeviceControllerPlugin::onChangedProgramModeToSELL()
 {
-    //hw->dc_autoRequest(true);
+    hw->rtc_setDateTime();
 }
 
 void ATBDeviceControllerPlugin::onChangedProgramModeToSERVICE()
@@ -197,7 +255,7 @@ void ATBDeviceControllerPlugin::private_startAccount()
     qCritical() << "Start account: ";
     qCritical() << "                  nrOfVals = " << nrOfVals;
     for (int i=0; i<nrOfVals; ++i) {
-        qCritical() << "      backupedAccNumbers[" << i << "] = " << backupedAccNumbers[0];
+        qCritical() << "      backupedAccNumbers[" << i << "] = " << backupedAccNumbers[i];
     }
 
     qsort( backupedAccNumbers, nrOfVals, sizeof (uint16_t), Utils::compare );
@@ -254,6 +312,32 @@ void ATBDeviceControllerPlugin::private_getAccountData()
 
     accountData.insert("AccountingNumber", QString::number(retVR.AccountingNumber));
 
+
+    // build dateTime: -------------------------------------------------------
+    // Example: "2023-07-19T18:24:01.063+02:00"
+    QString startDateTimeString;
+    QString formatString = "yyyy-MM-ddThh:mm:ss";
+    uint year = retVR.year + 2000;
+    startDateTimeString.append(QString::number(year)).append("-");
+    uint month = retVR.month;
+    startDateTimeString.append(QString::number(month).rightJustified(2, '0')).append("-");
+    uint day = retVR.dom;
+    startDateTimeString.append(QString::number(day).rightJustified(2, '0')).append("T");
+    uint hour = retVR.hour;
+    startDateTimeString.append(QString::number(hour).rightJustified(2, '0')).append(":");
+    uint minute = retVR.min;
+    startDateTimeString.append(QString::number(minute).rightJustified(2, '0')).append(":");
+    uint seconds = retVR.sec;
+    startDateTimeString.append(QString::number(seconds).rightJustified(2, '0'));
+
+    qCritical() << "     startDateTimeString = " << startDateTimeString;
+
+    QDateTime startDateTime = QDateTime::fromString(startDateTimeString, formatString);
+    accountData.insert("accountStartTime", startDateTime);
+    //-------------------------------------------------------------------------
+
+
+
     int numberOfCoinVariants = sizeof(retVR.coinsInVault);
 
     // DEBUG
@@ -281,6 +365,9 @@ void ATBDeviceControllerPlugin::onServiceDoorOpened()
 {
     qCritical() << "ATBDeviceControllerPlugin::onServiceDoorOpened()";
 
+    // ... to detect alarm etc.
+    this->diag->diagRequest();
+
     // switch to mode service
     emit this->requestModeSERVICE();
 
@@ -295,7 +382,13 @@ void ATBDeviceControllerPlugin::onVaultDoorOpened()
     // - create an HealthEvent (-> ISMAS-Event)
     qCritical() << "ATBDeviceControllerPlugin::onVaultDoorOpened()";
 
-    // TODO: Start background task "ACCOUNT"
+    // ... to detect alarm etc.
+    this->diag->diagRequest();
+
+    // this is started here because we want to keep ptu awake in order to get
+    // coin box removed / inserted etc.
+    // BackgroundTask("ACCOUNT") is finished, if account message is sent to ISMAS!
+    this->dbus->startBackgroundTask("DOOR_OPEN");
 
     // do not: emit this->requestModeSERVICE();
 }
@@ -304,7 +397,10 @@ void ATBDeviceControllerPlugin::onCoinBoxRemoved()
 {
     qCritical() << "ATBDeviceControllerPlugin::onCoinBoxRemoved()";
 
-    this->private_startAccount();
+    // BackgroundTask("ACCOUNT") is finished, if account message is sent to ISMAS!
+    this->dbus->startBackgroundTask("ACCOUNT");
+
+    QTimer::singleShot(4000, this, SLOT(private_startAccount()));
 }
 
 void ATBDeviceControllerPlugin::onCoinBoxInserted()
@@ -312,25 +408,61 @@ void ATBDeviceControllerPlugin::onCoinBoxInserted()
     qCritical() << "ATBDeviceControllerPlugin::onCoinBoxInserted()";
 }
 
+/**
+ * This is called, when all CoinBox is inserted and all doors
+ * are closed.
+ */
 void ATBDeviceControllerPlugin::onCBinAndAllDoorsClosed()
 {
     qCritical() << "ATBDeviceControllerPlugin::onCBinAndAllDoorsClosed()";
 
-    this->diag->diagRequest();
-
-    // TODO: Stop background task "ACCOUNT"
-
     QTimer::singleShot(2000, this, SIGNAL(requestModeIDLE()));
+
+    this->dbus->finishedBackgroundTask("DOOR_OPEN");
 }
 
-
+/**
+ *  This is called, when all no coinbox is inserted and all doors are
+ *  closed.
+ */
 void ATBDeviceControllerPlugin::onAllDoorsClosed()
 {
     qCritical() << "ATBDeviceControllerPlugin::onAllDoorsClosed()";
 
     emit this->requestModeIDLE();
+    this->dbus->finishedBackgroundTask("DOOR_OPEN");
+
+    // TODO: check for errors and create a machine event
 }
 
+void ATBDeviceControllerPlugin::onNewVoltage(uint32_t voltage)
+{
+    qCritical() << "ATBDeviceControllerPlugin::onNewVoltage() = " << voltage;
+
+    QString voltageString = QString::number(voltage);
+
+    JSON::setPrettySerialize(true);
+    JSON::JsonObject json;
+
+    json = JSON::objectBuilder()
+                  ->set("Name", "batt")
+                  ->set("Value", voltageString)
+                  ->set("Unit", "V")
+            ->create();
+
+
+    ATBHealthEvent *healthEvent = new ATBHealthEvent(
+                ATB_HEALTH_MODE::STATE,
+                "VOLTAGE",
+                JSON::serialize(json)
+                );
+
+    QCoreApplication::postEvent(eventReceiver, healthEvent);
+}
+
+
+
+
 
 // TASKS: printing ------------------------------------------------------------
 
@@ -355,11 +487,11 @@ void ATBDeviceControllerPlugin::requestPrintTicket(nsDeviceControllerInterface::
     QByteArray ba_parkingEndTime = codec->fromUnicode(parkingEndDateTime.toString("hh:mm"));
     memcpy((char*)dynTicketData->parkingEnd,  ba_parkingEndTime.data(), std::min(ba_parkingEndTime.size(),8));
 
-    QByteArray ba_parkingEndDate = codec->fromUnicode(parkingEndDateTime.toString("dd.MM.yy"));
+    QByteArray ba_parkingEndDate = codec->fromUnicode(parkingEndDateTime.toString("yy.MM.dd"));
     memcpy((char*)dynTicketData->currentTime,  ba_parkingEndDate.data(), std::min(ba_parkingEndDate.size(),8));
     // ! and yes... 'ParkingEndDate' is 'currentTime'
 
-    QByteArray ba_currentDate = codec->fromUnicode(currentDateTime.toString("dd.MM.yy"));
+    QByteArray ba_currentDate = codec->fromUnicode(currentDateTime.toString("yy.MM.dd"));
     memcpy((char*)dynTicketData->currentDate,  ba_currentDate.data(), std::min(ba_currentDate.size(),8));
 
     // STAN for Szeged Start/Stop: must be 9 digits
@@ -446,6 +578,56 @@ void ATBDeviceControllerPlugin::requestPrintReceipt(const QHash<QString, QVarian
     qCritical() << "ATBDeviceControllerPlugin::requestPrintReceipt() is currently not implemented";
 }
 
+void ATBDeviceControllerPlugin::requestPrintReceipt(const QString & printingString)
+{
+    QByteArray ba = printingString.toUtf8();
+    hw->prn_switchPower(true);
+    hw->prn_sendText(&ba);
+    QTimer::singleShot(4000, this, SLOT(onPrinterWaitForPrintingReceipt()));
+
+    //QTimer::singleShot(2000, this, [this](){ hw->prn_cut(3);  } );
+}
+
+void ATBDeviceControllerPlugin::onPrinterWaitForPrintingReceipt()
+{
+    quint8 printerResult = this->hw->prn_getPrintResult();
+
+    switch (printerResult) {
+    case 0:    // still printing
+        qCritical() << "--> printer: WaitForPrintingReceipt";
+        QTimer::singleShot(2000, this, SLOT(onPrinterWaitForPrintingReceipt()));
+        break;
+    case 1:    // printing finished, Ok
+        qCritical() << "DC Finished printing receipt";
+        emit this->printReceiptFinished(nsDeviceControllerInterface::RESULT_STATE::SUCCESS,
+                                        // TODO: TicketNumber
+                                        "",
+                                        "");
+        hw->prn_switchPower(true);
+        hw->prn_cut(3);
+        break;
+    case 2:    // printing finished, Error
+        qCritical() << "DC Error: wait for printing receipt";
+        this->errorCode = "PRINTER";               // TODO: get more detailed error code from low level API
+        this->errorDescription = "Printer error";  // TODO: get more detailed error description from low level API
+
+        emit this->printReceiptFinished(nsDeviceControllerInterface::RESULT_STATE::ERROR_BACKEND,
+                                       this->errorCode,
+                                       this->errorDescription);
+        break;
+    default:
+        qCritical() << "DC Error: wait for printing receipt";
+        this->errorCode = "PRINTER";               // TODO: get more detailed error code from low level API
+        this->errorDescription = "Printer error";  // TODO: get more detailed error description from low level API
+
+        emit this->printReceiptFinished(nsDeviceControllerInterface::RESULT_STATE::ERROR_BACKEND,
+                                       this->errorCode,
+                                       this->errorDescription);
+        break;
+    }
+
+}
+
 
 void ATBDeviceControllerPlugin::requestPrintTicket(const QHash<QString, QVariant> & printingData)
 {
@@ -476,11 +658,11 @@ void ATBDeviceControllerPlugin::requestPrintTicket(const QHash<QString, QVariant
     QByteArray ba_parkingEndTime = codec->fromUnicode(parkingEndDateTime.toString("hh:mm"));
     memcpy((char*)dynTicketData->parkingEnd,  ba_parkingEndTime.data(), std::min(ba_parkingEndTime.size(),8));
 
-    QByteArray ba_parkingEndDate = codec->fromUnicode(parkingEndDateTime.toString("dd.MM.yy"));
+    QByteArray ba_parkingEndDate = codec->fromUnicode(parkingEndDateTime.toString("yy.MM.dd"));
     memcpy((char*)dynTicketData->currentTime,  ba_parkingEndDate.data(), std::min(ba_parkingEndDate.size(),8));
     // ! and yes... 'ParkingEndDate' is 'currentTime'
 
-    QByteArray ba_currentDate = codec->fromUnicode(currentDateTime.toString("dd.MM.yy"));
+    QByteArray ba_currentDate = codec->fromUnicode(currentDateTime.toString("yy.MM.dd"));
     memcpy((char*)dynTicketData->currentDate,  ba_currentDate.data(), std::min(ba_currentDate.size(),8));
 
 
@@ -571,21 +753,21 @@ void ATBDeviceControllerPlugin::onPrinterDataPrepared()
 
     // note: calling prn_getPrintResult() immediately may result in wrong answer!
     // We have to wait "about some seconds" until calling this function!
-    QTimer::singleShot(4000, this, SLOT(onPrinterWaitForPrinting()));
+    QTimer::singleShot(4000, this, SLOT(onPrinterWaitForPrintingTicket()));
 
     // old: use printer templates:
     // this->currentTemplate = 1;
     // this->onPrinterPrintNextTemplate();
 }
 
-void ATBDeviceControllerPlugin::onPrinterWaitForPrinting()
+void ATBDeviceControllerPlugin::onPrinterWaitForPrintingTicket()
 {
     quint8 printerResult = this->hw->prn_getPrintResult();
 
     switch (printerResult) {
     case 0:    // still printing
-        qCritical() << "--> printer: WaitForPrinting";
-        QTimer::singleShot(2000, this, SLOT(onPrinterWaitForPrinting()));
+        qCritical() << "--> printer: WaitForPrintingTicket";
+        QTimer::singleShot(2000, this, SLOT(onPrinterWaitForPrintingTicket()));
         break;
     case 1:    // printing finished, Ok
         this->onPrintFinishedOK();
@@ -622,9 +804,7 @@ void ATBDeviceControllerPlugin::onPrinterPrintNextTemplate()
 
     if (templateList.isEmpty()) {
         // all templates are printed
-
-        // FAKE SIGNAL:
-        QTimer::singleShot(2000, this, SLOT(onPrintFinishedOK()));
+        QTimer::singleShot(2000, this, SLOT(onPrinterWaitForPrintingTicket()));
     }
     else {
         // print next template
@@ -835,6 +1015,52 @@ bool ATBDeviceControllerPlugin::private_loadCashAgentLib(QString pluginName)
 
 
 
+
+
+/***********************************************************************************************
+ *  dbus
+ */
+int ATBDeviceControllerPlugin::init_sc_dbus()
+{
+#if defined (ARCH_PTU4)
+    this->dbus = new DBusControllerInterface("eu.atb.ptu", "/systemcontrol", QDBusConnection::systemBus(), 0);
+#elif defined (ARCH_PTU5)
+    this->dbus = new DBusControllerInterface("eu.atb.ptu.systemcontrol", "/systemcontrol", QDBusConnection::systemBus(), 0);
+#else
+    this->dbus = new DBusControllerInterface("eu.atb.ptu", "/systemcontrol", QDBusConnection::sessionBus(), 0);
+#endif
+    if (!dbus->isValid()) {
+        QString errorString = QDBusError::errorString(dbus->lastError().type());
+        qCritical() << errorString;
+
+        if (dbus->lastError().isValid()){
+            qCritical() << "last error is valid.";
+        }
+
+        qCritical() << "message: " << dbus->lastError().message();
+        qCritical() << "SystemController is not valid.";
+        return 0;
+    }
+
+    if (!dbus->connection().isConnected()) {
+        qCritical() << "SystemController is not connected.";
+        return 0;
+    }
+
+    connect(this->dbus, SIGNAL(wokeUpFrom(uchar)), this, SLOT(onWokeUp(uchar)));
+
+    return 1;
+}
+
+void ATBDeviceControllerPlugin::onWokeUp(uchar source)
+{
+    if (source == 0x01) {
+        // woke up from device controller
+        this->diag->diagRequest();
+    }
+}
+
+
 /************************************************************************************************
  * Mandatory plugin methods
  *
@@ -845,12 +1071,12 @@ PLUGIN_STATE ATBDeviceControllerPlugin::getState()
     return this->pluginState;
 }
 
-QString & ATBDeviceControllerPlugin::getLastError()
+QString const &ATBDeviceControllerPlugin::getLastError()
 {
     return this->errorCode;
 }
 
-const QString & ATBDeviceControllerPlugin::getLastErrorDescription()
+QString const &ATBDeviceControllerPlugin::getLastErrorDescription()
 {
     return this->errorDescription;
 }
@@ -860,10 +1086,15 @@ const QString & ATBDeviceControllerPlugin::getPluginInfo()
     return this->pluginInfo;
 }
 
+QStringList ATBDeviceControllerPlugin::getPluginInfoList() {
+   pluginInfoList.clear();
+   return pluginInfoList;
+}
 
-const QString ATBDeviceControllerPlugin::getString(nsDeviceControllerInterface::RESULT_STATE resultState)
+
+QString const &ATBDeviceControllerPlugin::getString(nsDeviceControllerInterface::RESULT_STATE resultState)
 {
-    QString str;
+    static QString str;
 
     switch (resultState) {
     case nsDeviceControllerInterface::RESULT_STATE::SUCCESS:
@@ -884,6 +1115,15 @@ const QString ATBDeviceControllerPlugin::getString(nsDeviceControllerInterface::
     case nsDeviceControllerInterface::RESULT_STATE::INFO:
         str = QString("RESULT_STATE::INFO");
         break;
+    case nsDeviceControllerInterface::RESULT_STATE::ERROR_NETWORK:
+        str = QString("RESULT_STATE::ERROR_NETWORK");
+        break;
+    case nsDeviceControllerInterface::RESULT_STATE::ERROR_BUSY:
+        str = QString("RESULT_STATE::ERROR_BUSY");
+        break;
+    case nsDeviceControllerInterface::RESULT_STATE::ERROR_STATE:
+        str = QString("RESULT_STATE::ERROR_STATE");
+        break;
     }
     return str;
 

src/ATBAPP/ATBDeviceControllerPlugin.h

@@ -13,18 +13,16 @@
 
 #include "interfaces.h"
 
-#include <unistd.h>
-
 
+class DBusControllerInterface;
 class QTextCodec;
 
 
-using namespace nsDeviceControllerInterface;
+// using namespace nsDeviceControllerInterface;
 
 class QSettings;
 
-class ATBDeviceControllerPlugin :
-        public DeviceControllerInterface
+class ATBDeviceControllerPlugin : public DeviceControllerInterface
 {
     Q_OBJECT
     Q_INTERFACES(ATBAPPplugin)
@@ -35,11 +33,14 @@ class ATBDeviceControllerPlugin :
 
 public:
     explicit ATBDeviceControllerPlugin(QObject *parent = nullptr);
-    ~ATBDeviceControllerPlugin();
+    virtual ~ATBDeviceControllerPlugin();
 
     // ----------------------------------------------------------------------------
     // interface:
-    PLUGIN_STATE initDCPlugin(QObject *eventReceiver, const QSettings & settings);
+    virtual PLUGIN_STATE initPlugin(QObject *eventReceiver, QObject *atbSystem, QObject *hmiConfig, QSettings const &settings) override;
+    virtual PLUGIN_STATE initPlugin(QObject *eventReceiver, QSettings const &settings) override;
+    virtual PLUGIN_STATE initVMCPlugin(QObject *eventReceiver, QObject *atbSystem, QObject *hmiConfig, const QSettings & settings) override;
+    virtual PLUGIN_STATE initDCPlugin(QObject *eventReceiver, const QSettings & settings) override;
 
     // TASKS: Cash handling -------------------------------------------------------
     void requestStartCashInput(const QString & amount);
@@ -51,39 +52,105 @@ public:
     void requestPrintTicket(const QHash<QString, QVariant> & printingData);
     void requestPrintTicket(nsDeviceControllerInterface::TICKET_VARIANT ticketVariant, const QHash<QString, QVariant> & printingData);
     void requestPrintReceipt(const QHash<QString, QVariant> & printingData);
+    void requestPrintReceipt(const QString & printingString);
 
     // TASKS: Account -------------------------------------------------------------
     void requestAccount();
 
     // mandantory ATBAPP plugin methods: ------------------------------------------
-    nsDeviceControllerInterface::PLUGIN_STATE getState();
-    QString & getLastError();
-    const QString & getLastErrorDescription();
+    nsDeviceControllerInterface::PLUGIN_STATE getState() override;
+    QString const &getLastError() override;
+    QString const &getLastErrorDescription() override;
 
-    const QString & getPluginInfo();
+    virtual QStringList getPluginInfoList() override;
+    virtual const QString &getPluginInfo() override;
 
     // helpers e.g. for debug / log
-    const QString getString(nsDeviceControllerInterface::RESULT_STATE resultState);;
+    virtual QString const &getString(RESULT_STATE resultState) override;
 
 public slots:
-    void onChangedProgramModeToSELL();
-    void onChangedProgramModeToSERVICE();
-    void onChangedProgramModeToIDLE();
-    void onChangedProgramModeToOOO();
+    virtual void onChangedProgramModeToSELL() override;
+    virtual void onChangedProgramModeToSERVICE() override;
+    virtual void onChangedProgramModeToIDLE() override;
+    virtual void onChangedProgramModeToOOO() override;
 
-    void startPhysicalLayer();
-    void stopPhysicalLayer();
+    virtual void startPhysicalLayer() override;
+    virtual void stopPhysicalLayer() override;
+    virtual void reboot() override;
+    virtual void reset() override;
 
 
 
 signals:
+    void printTicketFinished(RESULT_STATE resultState,
+                             const QString & errorCode,
+                             const QString & errorDescription);
+    void printReceiptFinished(RESULT_STATE resultState,
+                              const QString & errorCode,
+                              const QString & errorDescription);
 
+    /**
+     * emitted on e.g. a coin input
+     */
+    void cashInputEvent(RESULT_STATE resultState,
+                                CASH_STATE cashState,
+                                const QString & newCashValue,
+                                /* additional variables? */
+                                const QString & errorCode,
+                                const QString & errorDescription);
+
+    /**
+     * emitted if cashInput has been stopped, e.g. in result to task requestStopCashInput():
+     *  -> shutter is blocked
+     *  -> no cash input is possible
+     *  -> coins are in cache
+     */
+    void cashInputFinished(RESULT_STATE resultState,
+                                     const QString & newCashValue,
+                                     /*  additional variables? */
+                                     const QString & errorCode,
+                                     const QString & errorDescription);
+
+
+    /**
+     * emitted e.g. if service door is opened
+     */
+    void requestModeSERVICE();
+
+    /**
+     * emitted e.g. if doors are closed
+     */
+    void requestModeIDLE();
+
+    /**
+     * emitted e.g. on severe errors
+     */
+    void requestModeOOO();
+
+    /**
+     * emitted e.g. if service door is opened
+     */
+    void requestAccountResponse(const QHash<QString, QVariant> & accountData);
+
+    /**
+     * emitted on error
+     * depending on errorCode:
+     * -> interrupt selling process
+     * -> machine can go to state OOO
+     * -> send error event to ISMAS
+     * -> ...
+     */
+    void Error(
+            /*  additional variables? */
+            const QString & errorCode,
+            const QString & errorDescription);
 
 
 private:
    QString errorCode;
    QString errorDescription;
    QString pluginInfo;
+   QStringList pluginInfoList;
 
    QList<int> templateList;
 
@@ -95,6 +162,8 @@ private:
 
    QObject* eventReceiver;
 
+   DBusControllerInterface* dbus;
+
    hwinf* hw;
 
    DeviceControllerDiag* diag;
@@ -111,6 +180,8 @@ private:
    // counts failed hw->log_chkIfVaultRecordAvailable()
    int accountCheckCounter;
 
+   // dbus
+   int init_sc_dbus();
 
 private slots:
    // printer
@@ -118,7 +189,8 @@ private slots:
    void onPrinterDataPrepared();
    void onPrinterDataPreparedForTemplates();
    void onPrinterPrintNextTemplate();
-   void onPrinterWaitForPrinting();
+   void onPrinterWaitForPrintingTicket();
+   void onPrinterWaitForPrintingReceipt();
 
    void onPrintFinishedOK();
    void onPrintFinishedERR();
@@ -143,6 +215,11 @@ private slots:
    void private_startAccount();
    void private_checkAccountData();
    void private_getAccountData();
+
+   // measurement values
+   void onNewVoltage(uint32_t voltage);
+
+   void onWokeUp(uchar source);
 };
 
 #endif // ATBDEVICECONTROLLERPLUGIN_H

src/ATBAPP/ATBMachineEvent.cpp

@@ -56,6 +56,9 @@ QString ATBMachineEvent::getEventClassString(EVENT_CLASS eventClass)
     case EVENT_CLASS::STATE:
         return "STATE";
         break;
+    case EVENT_CLASS::OPERATE:
+        return "OPERATE";
+        break;
     case EVENT_CLASS::NOT_DEFINED:
         return "NOT_DEFINED";
         break;

src/ATBAPP/ATBMachineEvent.h

@@ -41,6 +41,7 @@ enum class EVENT_CLASS : quint8 {
     ALARM,
     DEBUG,
     STATE,
+    OPERATE,
     NOT_DEFINED
 };
 

src/ATBAPP/DeviceControllerDiag.cpp

@@ -1,6 +1,7 @@
 #include "DeviceControllerDiag.h"
 
 #include <QCoreApplication>
+#include <QMetaEnum>
 #include <QUuid>
 #include <QDebug>
 
@@ -53,7 +54,7 @@ void DeviceControllerDiag::private_startDiag()
     // check for DiagRequestTimeoutTimerTimeout:
     if (this->flagInterruptDiag) {
         qCritical() << "DeviceControllerDiag::private_startDiag() interrupted!";
-        this->private_finishedDiag(0xff);
+        this->private_sendDiagEvent(DeviceController::State::E255);
         return;
     }
 
@@ -85,7 +86,7 @@ void DeviceControllerDiag::sys_superviseSystem()
     // check for DiagRequestTimeoutTimerTimeout:
     if (this->flagInterruptDiag) {
         qCritical() << "DeviceControllerDiag::sys_superviseSystem() interrupted!";
-        this->private_finishedDiag(0xff);
+        this->private_sendDiagEvent(DeviceController::State::E255);
         return;
     }
 
@@ -93,7 +94,7 @@ void DeviceControllerDiag::sys_superviseSystem()
     {
         // es gibt keinerlei gültige Daten vom DC
         qCritical() << "DeviceControllerDiag::sys_superviseSystem() no valid data!";
-        this->private_finishedDiag(0xfe);
+        this->private_sendDiagEvent(DeviceController::State::E254);
         return;
     }
 
@@ -120,37 +121,24 @@ void DeviceControllerDiag::sys_superviseSystem()
     if (dynMaCond.lowerDoor || dynMaCond.upperDoor) {
         // Service or battery door is open, goto INTRUSION MODE
         qCritical() << "DeviceControllerDiag::sys_superviseSystem() Service or battery door is open, goto INTRUSION MODE";
-        this->private_finishedDiag(0xFD);
-        return;
+        this->private_sendDiagEvent(DeviceController::State::E253);
     }
     if (dynMaCond.middleDoor) {
         // vault door is open, goto INTRUSION MODE
         qCritical() << "DeviceControllerDiag::sys_superviseSystem() vault door is open, goto INTRUSION MODE";
-        this->private_finishedDiag(0xFC);
-        return;
+        this->private_sendDiagEvent(DeviceController::State::E252);
     }
 
     qCritical() << "      --> call  sub_componentAssessment()";
 
-    uint8_t proposedError = sub_componentAssessment();
-    if (proposedError) {
-        // All doors are closed but errors found, goto OOO MODE (out-of-order)
-        qCritical() << "DeviceControllerDiag::sys_superviseSystem() All doors are closed but errors found, goto OOO MODE (out-of-order)";
-        this->private_finishedDiag(proposedError);
-        return;
-    }
-
-    // everything fine
-    qCritical() << "DeviceControllerDiag::sys_superviseSystem() everything fine";
-    this->private_finishedDiag(0x00);
+    sub_componentAssessment();
 }
 
 
 
-uint8_t DeviceControllerDiag::sub_componentAssessment()
+void DeviceControllerDiag::sub_componentAssessment()
 {
-    // this function decides if vending mode is possible, independant from door
-    // return >0 in case of error
+    bool flag_sendOperate = true;
 
     struct T_moduleCondition modCond;
     hw->sys_getDeviceConditions(&modCond);
@@ -161,111 +149,180 @@ uint8_t DeviceControllerDiag::sub_componentAssessment()
     struct T_devices devPara;
     hw->sys_restoreDeviceParameter(&devPara);
 
-    if (modCond.rtc>=200)
-        return 1;
-    if (modCond.printer==200 || modCond.printer==201)   // 200: not connected  201: printer-HW-error  202: no paper
-        return 2;
-    if (modCond.printer==202)
-        return 3;
+    // store some interesting results:
+    // -> voltage:
+    uint32_t voltage = hw->dc_getVoltage();
+    emit newVoltage(voltage);
 
-    if (modCond.coinBlocker>=200)
-        return 4;
-    if (modCond.mdbBus>=200)
-        return 5;
-    if (modCond.intEe>=200)
-        return 6;
+
+    // check for alarm:
+
+    if (dynMaCond.onAlarm>0) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::A000);
+    }
+
+    // check for invalid states:
+
+    if (modCond.rtc>=200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E002);
+    }
+    if (modCond.printer==200 || modCond.printer==201) {   // 200: not connected  201: printer-HW-error  202: no paper
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E020);
+    }
+    if (modCond.printer==202) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E018);
+    }
+
+    if (modCond.coinBlocker>=200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E025);
+    }
+    if (modCond.mdbBus>=200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E034);
+    }
+    if (modCond.intEe>=200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E011);
+    }
+
+    // 2023-07-26: workaround for 00281/Szeged --------------------------------------------------------------
+    // because we need certain errors and we do get for 'kindOfCoinChecker' -> 16 !
+    qCritical() << "-----------diag: kindOfCoinChecker = " << devPara.kindOfCoinChecker;
+    qCritical() << "                  modCond.coinSafe = " << modCond.coinSafe;
+    if (devPara.kindOfCoinChecker > 0) {
+        if (modCond.coinSafe==201) { // full
+            flag_sendOperate = false;
+            this->private_sendDiagEvent(DeviceController::State::E007);
+        }
+        if (modCond.coinSafe==200)  {         // 200: kasse fehlt 201: voll  100:fast voll  1:ok
+            flag_sendOperate = false;
+            this->private_sendDiagEvent(DeviceController::State::E009);
+        }
+        if (modCond.coinEscrow>=200) {
+            flag_sendOperate = false;
+            this->private_sendDiagEvent(DeviceController::State::E010);
+        }
+    }
+    // -----------------------------------------------------------------------------------------------
 
     if (devPara.kindOfCoinChecker==1 || devPara.kindOfCoinChecker==2)  // 0: without  1=EMP820   2=EMP900    3=currenza c²	(MW)
     {
-        if (modCond.coinChecker>=200 || modCond.coinEscrow>=200)
-        {
-            // Fehler Münzver.
-            return 7;
+        if (modCond.coinEscrow>=200) {
+            flag_sendOperate = false;
+            this->private_sendDiagEvent(DeviceController::State::E010);
         }
-        if (modCond.coinSafe>200)           // 200: kasse fehlt 201: voll  100:fast voll  1:ok
-        {
-            return 8;
+        if (modCond.coinSafe==201)  { // full
+            flag_sendOperate = false;
+            this->private_sendDiagEvent(DeviceController::State::E007);
+        }
+        if (modCond.coinSafe==200) {          // 200: kasse fehlt 201: voll  100:fast voll  1:ok
+            flag_sendOperate = false;
+            this->private_sendDiagEvent(DeviceController::State::E009);
         }
     } else
     if (devPara.kindOfCoinChecker==3)
     {
-        if (modCond.changer>=200)
-        {
+        if (modCond.changer>=200) {
             // Fehler Münzver.
-            return 7;
+            flag_sendOperate = false;
+            this->private_sendDiagEvent(DeviceController::State::E026);
         }
-        if (modCond.coinSafe>200)           // 200: kasse fehlt 201: voll  100:fast voll  1:ok
-        {
-            return 8;
+        if (modCond.coinSafe==201) { // full
+            flag_sendOperate = false;
+            this->private_sendDiagEvent(DeviceController::State::E007);
+        }
+        if (modCond.coinSafe == 200)  {          // 200: kasse fehlt 201: voll  100:fast voll  1:ok
+            flag_sendOperate = false;
+            this->private_sendDiagEvent(DeviceController::State::E009);
         }
     }
 
+    /*
     if ( modCond.billReader>=200 && devPara.BillAcceptor>0)
     {
-        // Fehler BNA
-        return 9;
-    }
-
-    if (dynMaCond.onAlarm>0)
-        return 10;
-
-    if (dynMaCond.modeAbrech>0)
-        return 11;
-
-    if (dynMaCond.nowCardTest>0)
-        return 12;
-
-    if (dynMaCond.startupTestIsRunning>0)
-        return 13;
-
-    if (modCond.voltage>=200)
-        return 14;
-    if (modCond.temper>=200)
-        return 15;
-
-    return 0;
-}
-
-
-uint8_t DeviceControllerDiag::sys_getSystemErrors()
+        if (modCond.billReader == 200)           // 200: kasse fehlt 201: voll  100:fast voll  1:ok
         {
-    // 0: everything fine  1..15: errors
-    /*  1: real time clock error
-        2: printer error
-        3: no paper
-        4: coin blocker
-        5: mdb error
-        6: mem error int.ee.
-        7: error coin validator
-        8: coin safe missed or full
-        9: bill acceptor error
-        10: alarm / intrusion
-        11: cash box change is ongoing
-        12: card test running
-        13: startup-test is running
-        14: voltage error
-        15: temperature error
-    */
-    return this->sub_componentAssessment();
+            return TODO;
         }
+        if (modCond.billReader == 201)           // 200: kasse fehlt 201: voll  100:fast voll  1:ok
+        {
+            return TODO;
+        }
+    }
+    */
+
+    if (dynMaCond.modeAbrech>0) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E011);
+    }
+
+    if (dynMaCond.nowCardTest>0) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E072);
+    }
+
+    if (dynMaCond.startupTestIsRunning>0) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E073);
+    }
+
+    if (modCond.voltage>=200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E003);
+    }
+    if (modCond.temper>=200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::E004);
+    }
+
+    // check for warnings
+    if (modCond.printer>=100 && modCond.printer<200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::W001);
+    }
+    if (modCond.coinSafe>=100 && modCond.coinSafe<200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::W002);
+    }
+    if (modCond.voltage>=100 && modCond.voltage<200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::W003);
+    }
+    if (modCond.temper>=100 && modCond.temper<200) {
+        flag_sendOperate = false;
+        this->private_sendDiagEvent(DeviceController::State::W004);
+    }
+
+    if (flag_sendOperate) {
+        this->private_sendDiagEvent(DeviceController::State::O000);
+    }
+
+
+    // finish diag
+
+    this->diagRequestTimeoutTimer->stop();
+    this->isRequestRunning  = false;
+    this->flagInterruptDiag = false;
+}
+
 
 /**
- * @brief DeviceControllerDiag::private_finishedDiag
+ * @brief DeviceControllerDiag::private_sendDiagEvent
  * @param result - result value from 'sub_componentAssessment()',
+ *               - 0x00 everything is fine
  *               - 0xFF on timer interrupt
  *               - 0xFE no valid data from DeviceController
  *               - 0xFD Service or battery door is open
  *               - 0xFE vault door is open
  */
-void DeviceControllerDiag::private_finishedDiag(uint8_t result)
+void DeviceControllerDiag::private_sendDiagEvent(DeviceController::State result)
 {
-    this->diagRequestTimeoutTimer->stop();
-    this->isRequestRunning  = false;
-    this->flagInterruptDiag = false;
-
-    if (result == 0) return;
-
-    qCritical() << "DeviceControllerDiag::private_finishedDiag() result: " << result;
+    qCritical() << "DeviceControllerDiag::private_sendDiagEvent() result: " << result;
 
 
     if (this->eventReceiver == nullptr) {
@@ -273,95 +330,134 @@ void DeviceControllerDiag::private_finishedDiag(uint8_t result)
         return;
     }
 
-    if (result > 15 && result != 0xFE) return;
+    if (machineEventSet.contains(result)) {
+        // do not send already sent events
+        qCritical() << "       ... is in machineEventList";
+        return;
+    }
+    else {
+        machineEventSet.insert(result);
+    }
 
 
-    // Errors are in this range 1...15:
     QString eventId = QUuid::createUuid().toString(QUuid::WithoutBraces).mid(0, 8);
-    QString eventName;
+
+    QString eventName = QMetaEnum::fromType<DeviceController::State>().valueToKey(result);;
     EVENT_CLASS eventClass = EVENT_CLASS::STATE;
     QString parameter;
     switch (result) {
-    case 1:    // real time clock error
-        eventName  = "E001";
+
+    case DeviceController::State::A000:   // alarm / intrusion
+        eventClass = EVENT_CLASS::ALARM;
+        parameter  = "alarm / intrusion";
+        break;
+    case DeviceController::State::E002:    // real time clock error
         eventClass = EVENT_CLASS::ERROR;
         parameter  = "real time clock error";
         break;
-    case 2:    // printer error
-        eventName  = "E002";
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "printer error";
-        break;
-    case 3:    // no paper
-        eventName  = "E003";
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "no paper";
-        break;
-    case 4:    // coin blocker
-        eventName  = "E004";
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "coin blocker";
-        break;
-    case 5:    // mdb error
-        eventName  = "E005";
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "mdb error";
-        break;
-    case 6:    // mem error int.ee.
-        eventName  = "E006";
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "mem error int.ee.";
-        break;
-    case 7:    // error coin validator
-        eventName  = "E007";
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "error coin validator";
-        break;
-    case 8:    // coin safe missed or full
-        eventName  = "E008";
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "coin safe missed or full";
-        break;
-    case 9:    // bill acceptor error
-        eventName  = "E009";
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "bill acceptor error";
-        break;
-    case 10:   // alarm / intrusion
-        eventName  = "E010";
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "alarm / intrusion";
-        break;
-    case 11:   // cash box change is ongoing
-        eventName  = "E011";
-        eventClass = EVENT_CLASS::STATE;
-        parameter  = "cash box change is ongoing";
-        break;
-    case 12:   // card test running
-        eventName  = "E012";
-        eventClass = EVENT_CLASS::STATE;
-        parameter  = "card test running";
-        break;
-    case 13:   // startup-test is running
-        eventName  = "E013";
-        eventClass = EVENT_CLASS::STATE;
-        parameter  = "startup-test is running";
-        break;
-    case 14:   // voltage error
-        eventName  = "E014";
+    case DeviceController::State::E003:   // voltage error
         eventClass = EVENT_CLASS::ERROR;
         parameter  = "voltage error";
         break;
-    case 15:   // temperature error
-        eventName  = "E015";
-        eventClass = EVENT_CLASS::STATE;
+    case DeviceController::State::E004:   // temperature error
+        eventClass = EVENT_CLASS::ERROR;
         parameter  = "temperature error";
         break;
-    case 0xFE:   // no valid data from DeviceController
-        eventName  = "E254";
+    case DeviceController::State::E007:    // coin safe full
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "coin safe full";
+        break;
+    case DeviceController::State::E008:    // bill acceptor full
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "bill acceptor full";
+        break;
+    case DeviceController::State::E009:    // no cash box
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "no cash box";
+        break;
+    case DeviceController::State::E010:    // coin escrow
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "coin escrow";
+        break;
+    case DeviceController::State::E011:    // mem error int.ee.
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "mem error int.ee.";
+        break;
+    case DeviceController::State::E018:    // no paper
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "no paper";
+        break;
+    case DeviceController::State::E020:    // printer error
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "printer error";
+        break;
+    case DeviceController::State::E025:    // coin blocker
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "coin blocker";
+        break;
+    case DeviceController::State::E026:    // error coin validator
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "error coin validator";
+        break;
+    case DeviceController::State::E034:    // mdb error
+        eventClass = EVENT_CLASS::ERROR;
+        parameter  = "mdb error";
+        break;
+
+    case DeviceController::State::E071:   // cash box change is ongoing
+        eventClass = EVENT_CLASS::STATE;
+        parameter  = "cash box change is ongoing";
+        break;
+    case DeviceController::State::E072:   // card test running
+        eventClass = EVENT_CLASS::STATE;
+        parameter  = "card test running";
+        break;
+    case DeviceController::State::E073:   // startup-test is running
+        eventClass = EVENT_CLASS::STATE;
+        parameter  = "startup-test is running";
+        break;
+
+    case DeviceController::State::E252:   // cash box door open
+        eventClass = EVENT_CLASS::STATE;
+        parameter  = "cash box door open";
+        break;
+    case DeviceController::State::E253:   // service or battery door open
+        eventClass = EVENT_CLASS::STATE;
+        parameter  = "service or battery door open";
+        break;
+    case DeviceController::State::E254:   // no valid data from DeviceController
         eventClass = EVENT_CLASS::STATE;
         parameter  = "no valid data from DeviceController";
         break;
+    case DeviceController::State::E255:   // no valid data from DeviceController
+        eventClass = EVENT_CLASS::STATE;
+        parameter  = "";
+        qCritical() << "                ... ignore " << QMetaEnum::fromType<DeviceController::State>().valueToKey(result);
+        return;
+        break;
+    case DeviceController::State::O000:   // everything is fine
+        this->machineEventSet.clear();
+        eventClass = EVENT_CLASS::OPERATE;
+        parameter  = "";
+        qCritical() << "                ... everything fine";
+        break;
+
+    case DeviceController::State::W001:   // paper low
+        eventClass = EVENT_CLASS::WARNING;
+        parameter  = "paper low";
+        break;
+    case DeviceController::State::W002:   // cashbox almost full
+        eventClass = EVENT_CLASS::WARNING;
+        parameter  = "cashbox almost full";
+        break;
+    case DeviceController::State::W003:   // voltage low
+        eventClass = EVENT_CLASS::WARNING;
+        parameter  = "voltage low";
+        break;
+    case DeviceController::State::W004:   // temperatur warning
+        eventClass = EVENT_CLASS::WARNING;
+        parameter  = "temperatur warning";
+        break;
     }
 
 
@@ -380,3 +476,5 @@ void DeviceControllerDiag::private_finishedDiag(uint8_t result)
     QCoreApplication::postEvent(eventReceiver, machineEvent);
 
 }
+
+

src/ATBAPP/DeviceControllerDiag.h

@@ -2,11 +2,57 @@
 #define DEVICECONTROLLERDIAG_H
 
 #include <QObject>
+#include <QSet>
 #include <QTimer>
 
 #include "ATBMachineEvent.h"
 #include "interfaces.h"
 
+namespace DeviceController {
+    Q_NAMESPACE
+
+    enum State {
+        O000,
+
+        A000,
+
+        E002,
+        E003,
+        E004,
+
+        E007,
+        E008,
+        E009,
+        E010,
+        E011,
+
+        E018,
+
+        E020,
+
+        E025,
+        E026,
+
+        E034,
+
+        E071,
+        E072,
+        E073,
+
+        E252,
+        E253,
+        E254,
+        E255,
+
+        W001,
+        W002,
+        W003,
+        W004
+    };
+    Q_ENUM_NS(State)
+}
+
+
 class DeviceControllerDiag : public QObject
 {
     Q_OBJECT
@@ -22,6 +68,7 @@ public slots:
 signals:
     void diagResponse(ATBMachineEvent* machineEvent);
 
+    void newVoltage(uint32_t voltage);
 
 private:
     QObject *eventReceiver;
@@ -32,14 +79,17 @@ private:
 
     QTimer *diagRequestTimeoutTimer;
 
-    uint8_t sub_componentAssessment();
-    uint8_t sys_getSystemErrors();
+    void sub_componentAssessment(); // diag exit method
+
+    int lastVoltage;
+
+    QSet<DeviceController::State> machineEventSet;
 
 private slots:
     void onDiagRequestTimeoutTimerTimeout();
 
     void private_startDiag();                                    // diag entry method
-    void private_finishedDiag(uint8_t result);  // diag exit method
+    void private_sendDiagEvent(DeviceController::State result);
 
     void sys_superviseSystem();
 

src/ATBAPP/DeviceControllerInterface.h

@@ -7,22 +7,23 @@
 #include <QString>
 
 #include "ATBAPPplugin.h"
+#include "UnifiedDCVMCInterface.h"
 
 namespace nsDeviceControllerInterface {
-    enum class PLUGIN_STATE : quint8;
-    enum class RESULT_STATE : quint8;
-    enum class CASH_STATE   : quint8;
-    enum class TICKET_VARIANT : quint8;
+    using PLUGIN_STATE = ATBAPPplugin::PLUGIN_STATE;
+    using RESULT_STATE = ATBAPPplugin::RESULT_STATE;
+    using CASH_STATE = ATBAPPplugin::CASH_STATE;
+    using TICKET_VARIANT = ATBAPPplugin::TICKET_VARIANT;
 }
 
-
-class DeviceControllerInterface : public QObject
-                                , public ATBAPPplugin
+class DeviceControllerInterface : public QObject, public UnifiedDCVMCInterface
 {
     Q_OBJECT
     Q_INTERFACES(ATBAPPplugin)
+    Q_INTERFACES(UnifiedDCVMCInterface)
 
 public:
+
     virtual ~DeviceControllerInterface() {}
 
     /**
@@ -31,8 +32,7 @@ public:
      * @param settings
      * @return
      */
-    virtual nsDeviceControllerInterface::PLUGIN_STATE initDCPlugin(QObject *eventReceiver,
-                                                                   const QSettings & settings) = 0;
+    virtual PLUGIN_STATE initDCPlugin(QObject *eventReceiver, const QSettings & settings) = 0;
 
     // TASKS: Cash handling -------------------------------------------------------
     /**
@@ -60,8 +60,9 @@ public:
 
     // TASKS: printing ------------------------------------------------------------
     virtual void requestPrintTicket(const QHash<QString, QVariant> & printingData) = 0;
-    virtual void requestPrintTicket(nsDeviceControllerInterface::TICKET_VARIANT ticketVariant, const QHash<QString, QVariant> & printingData) = 0;
+    virtual void requestPrintTicket(TICKET_VARIANT ticketVariant, const QHash<QString, QVariant> & printingData) = 0;
     virtual void requestPrintReceipt(const QHash<QString, QVariant> & printingData) = 0;
+    virtual void requestPrintReceipt(const QString & printingString) = 0;
 
 
     // mandantory ATBAPP plugin methods:
@@ -73,7 +74,7 @@ public:
     // -> ATBAPPplugin::getPluginInfo()
 
     // helpers e.g. for debug / log
-    virtual const QString getString(nsDeviceControllerInterface::RESULT_STATE resultState) = 0;
+    virtual const QString &getString(nsDeviceControllerInterface::RESULT_STATE resultState) = 0;
 
 public slots:
     virtual void onChangedProgramModeToSELL() = 0;
@@ -83,12 +84,16 @@ public slots:
 
     virtual void startPhysicalLayer() = 0;
     virtual void stopPhysicalLayer() = 0;
-
+    virtual void reboot() = 0;
+    virtual void reset() = 0;
 
 signals:
     void printTicketFinished(nsDeviceControllerInterface::RESULT_STATE resultState,
                                      const QString & errorCode,
                                      const QString & errorDescription);
+    void printReceiptFinished(nsDeviceControllerInterface::RESULT_STATE resultState,
+                                     const QString & errorCode,
+                                     const QString & errorDescription);
 
     /**
      * emitted on e.g. a coin input
@@ -112,7 +117,6 @@ signals:
                                      const QString & errorCode,
                                      const QString & errorDescription);
 
-
     /**
      * emitted e.g. if service door is opened
      */
@@ -133,6 +137,7 @@ signals:
      */
     void requestAccountResponse(const QHash<QString, QVariant> & accountData);
 
+
     /**
      * emitted on error
      * depending on errorCode:
@@ -148,43 +153,7 @@ signals:
 
 };
 
-
 Q_DECLARE_INTERFACE(DeviceControllerInterface,
                     "eu.atb.ptu.plugin.DeviceControllerInterface/1.0")
 
-
-namespace nsDeviceControllerInterface {
-
-    enum class PLUGIN_STATE : quint8 {
-        NOT_INITIALIZED = 0,
-        INITIALIZED = 1
-    };
-
-    enum class RESULT_STATE : quint8 {
-        SUCCESS = 1,                // operation was successfull
-        ERROR_BACKEND,              // error from backend (e.g. backend replies with error)
-        ERROR_TIMEOUT,              // the operation timed out
-        ERROR_PROCESS,              // internal plugin error, should not occur (this is a bug in implementation)
-        ERROR_RETRY,                // retry operation
-        INFO                        // informational (e.g. display a message, log something etc.)
-    };
-
-    enum class CASH_STATE   : quint8 {
-        CACHE_EMPTY,                // Cache still empty, default state
-        CACHE_INPUT,                // Coins are in Cache
-        OVERPAYED,
-        /* t.b.d. */
-    };
-
-
-    enum class TICKET_VARIANT : quint8 {
-        PARKING_TICKET,
-        RECEIPT,
-        ERROR_RECEIPT,
-        START_RECEIPT,   // e.g. Szeged Start
-        STOP_RECEIPT,    // e.g. Szeged Stop
-    };
-
-}
-
 #endif // DEVICECONTROLLERINTERFACE_H

src/ATBAPP/UnifiedDCInterface.cpp

@@ -0,0 +1,19 @@
+#include "DeviceControllerInterface.h"
+
+
+using UNIFIED_PLUGIN_STATE = UnifiedDCVMCInterface<DeviceControllerInterface>::UNIFIED_PLUGIN_STATE;
+
+
+template<>
+UNIFIED_PLUGIN_STATE UnifiedDCVMCInterface<DeviceControllerInterface>::initPlugin(QObject *eventReceiver, QSettings const &settings) {
+
+
+    switch(static_cast<DeviceControllerInterface*>(this)->initDCPlugin(eventReceiver, settings)) {
+    case nsDeviceControllerInterface::PLUGIN_STATE::INITIALIZED:
+        return UNIFIED_PLUGIN_STATE::INITIALIZED;
+    case nsDeviceControllerInterface::PLUGIN_STATE::NOT_INITIALIZED:
+        return UNIFIED_PLUGIN_STATE::NOT_INITIALIZED;
+    }
+
+    return UNIFIED_PLUGIN_STATE::NOT_INITIALIZED;
+}

src/ATBAPP/UnifiedDCVMCInterface.h

@@ -0,0 +1,62 @@
+#ifndef UNIFIED_DCVMC_INTERFACE_H_INCLUDED
+#define UNIFIED_DCVMC_INTERFACE_H_INCLUDED
+
+#include <QObject>
+#include <QSettings>
+
+#include <QtPlugin>
+
+#include <QSettings>
+#include <QString>
+
+#include "ATBAPPplugin.h"
+
+
+class UnifiedDCVMCInterface : public ATBAPPplugin {
+    Q_INTERFACES(ATBAPPplugin)
+
+public:
+    explicit UnifiedDCVMCInterface() = default;
+    virtual ~UnifiedDCVMCInterface() = default;
+
+    virtual QStringList getPluginInfoList() = 0;
+    virtual const QString &getPluginInfo() = 0;
+
+    // mandantory ATBAPP plugin methods:
+    virtual PLUGIN_STATE getState() = 0;
+    virtual QString const &getLastError() = 0;
+    virtual QString const &getLastErrorDescription() = 0;
+
+    virtual PLUGIN_STATE initPlugin(QObject *eventReceiver,
+                                    QObject *atbSystem,
+                                    QObject *hmiConfig,
+                                    QSettings const &settings) = 0;
+
+    virtual PLUGIN_STATE initPlugin(QObject *eventReceiver, QSettings const &settings) = 0;
+
+    virtual PLUGIN_STATE initDCPlugin(QObject *eventReceiver,
+                                      const QSettings & settings) = 0;
+
+    virtual PLUGIN_STATE initVMCPlugin(QObject *eventReceiver,
+                                       QObject *atbSystem, QObject *hmiConfig,
+                                       const QSettings & settings) = 0;
+
+
+    virtual QString const &getString(RESULT_STATE resultState) = 0;
+
+public slots:
+    virtual void onChangedProgramModeToSELL() = 0;
+    virtual void onChangedProgramModeToSERVICE() = 0;
+    virtual void onChangedProgramModeToIDLE() = 0;
+    virtual void onChangedProgramModeToOOO() = 0;
+
+    virtual void startPhysicalLayer() = 0;
+    virtual void stopPhysicalLayer() = 0;
+    virtual void reboot() = 0;
+    virtual void reset() = 0;
+};
+
+Q_DECLARE_INTERFACE(UnifiedDCVMCInterface,
+                    "eu.atb.ptu.plugin.UnifiedDCVMCInterface/1.0")
+
+#endif // UNIFIED_DCVMC_INTERFACE_H_INCLUDED

src/ATBAPP/Utils.cpp

@@ -9,8 +9,8 @@ Utils::Utils(QObject *parent) : QObject(parent)
 
 int Utils::compare(const void* a, const void* b)
 {
-    int int_a = * ( (int*) a );
-    int int_b = * ( (int*) b );
+    uint16_t int_a = * ( (uint16_t*) a );
+    uint16_t int_b = * ( (uint16_t*) b );
 
     if ( int_a == int_b ) return 0;
     else if ( int_a < int_b ) return -1;

src/ATBAPP/support/DBusController.xml

@@ -0,0 +1,14 @@
+<!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
+<node>
+  <interface name="eu.atb.ptu.systemcontrol">
+    <signal name="wokeUpFrom">
+      <arg name="source" type="y" direction="out"/>
+    </signal>
+    <method name="startBackgroundTask">
+      <arg name="id" type="s" direction="in"/>
+    </method>
+    <method name="finishedBackgroundTask">
+      <arg name="id" type="s" direction="in"/>
+    </method>
+  </interface>
+</node>

src/ATBAPP/support/DBusControllerInterface.cpp

@@ -0,0 +1,26 @@
+/*
+ * This file was generated by qdbusxml2cpp version 0.7
+ * Command line was: qdbusxml2cpp -p DBusControllerInterface -c DBusControllerInterface DBusController.xml
+ *
+ * qdbusxml2cpp is Copyright (C) 2015 The Qt Company Ltd.
+ *
+ * This is an auto-generated file.
+ * This file may have been hand-edited. Look for HAND-EDIT comments
+ * before re-generating it.
+ */
+
+#include "DBusControllerInterface.h"
+
+/*
+ * Implementation of interface class DBusControllerInterface
+ */
+
+DBusControllerInterface::DBusControllerInterface(const QString &service, const QString &path, const QDBusConnection &connection, QObject *parent)
+    : QDBusAbstractInterface(service, path, staticInterfaceName(), connection, parent)
+{
+}
+
+DBusControllerInterface::~DBusControllerInterface()
+{
+}
+

src/ATBAPP/support/DBusControllerInterface.h

@@ -0,0 +1,64 @@
+/*
+ * This file was generated by qdbusxml2cpp version 0.7
+ * Command line was: qdbusxml2cpp -p DBusControllerInterface -c DBusControllerInterface DBusController.xml
+ *
+ * qdbusxml2cpp is Copyright (C) 2015 The Qt Company Ltd.
+ *
+ * This is an auto-generated file.
+ * Do not edit! All changes made to it will be lost.
+ */
+
+#ifndef DBUSCONTROLLERINTERFACE_H
+#define DBUSCONTROLLERINTERFACE_H
+
+#include <QtCore/QObject>
+#include <QtCore/QByteArray>
+#include <QtCore/QList>
+#include <QtCore/QMap>
+#include <QtCore/QString>
+#include <QtCore/QStringList>
+#include <QtCore/QVariant>
+#include <QtDBus/QtDBus>
+
+/*
+ * Proxy class for interface eu.atb.ptu.systemcontrol
+ */
+class DBusControllerInterface: public QDBusAbstractInterface
+{
+    Q_OBJECT
+public:
+    static inline const char *staticInterfaceName()
+    { return "eu.atb.ptu.systemcontrol"; }
+
+public:
+    DBusControllerInterface(const QString &service, const QString &path, const QDBusConnection &connection, QObject *parent = 0);
+
+    ~DBusControllerInterface();
+
+public Q_SLOTS: // METHODS
+    inline QDBusPendingReply<> finishedBackgroundTask(const QString &id)
+    {
+        QList<QVariant> argumentList;
+        argumentList << QVariant::fromValue(id);
+        return asyncCallWithArgumentList(QLatin1String("finishedBackgroundTask"), argumentList);
+    }
+
+    inline QDBusPendingReply<> startBackgroundTask(const QString &id)
+    {
+        QList<QVariant> argumentList;
+        argumentList << QVariant::fromValue(id);
+        return asyncCallWithArgumentList(QLatin1String("startBackgroundTask"), argumentList);
+    }
+
+Q_SIGNALS: // SIGNALS
+    void wokeUpFrom(uchar source);
+};
+
+namespace eu {
+  namespace atb {
+    namespace ptu {
+      typedef ::DBusControllerInterface systemcontrol;
+    }
+  }
+}
+#endif

src/ATBAPP/support/JSON.cpp

@@ -0,0 +1,735 @@
+#include <QDateTime>
+#include <QStringList>
+#include "JSON.h"
+
+
+
+namespace JSON {
+    static QString dateFormat, dateTimeFormat;
+    static bool prettySerialize = false;
+
+    static QString sanitizeString(QString str);
+    static QByteArray join(const QList<QByteArray> &list, const QByteArray &sep);
+    static QVariant parseValue(const QString &json, int &index, bool &success);
+    static QVariant parseObject(const QString &json, int &index, bool &success);
+    static QVariant parseArray(const QString &json, int &index, bool &success);
+    static QVariant parseString(const QString &json, int &index, bool &success);
+    static QVariant parseNumber(const QString &json, int &index);
+    static int lastIndexOfNumber(const QString &json, int index);
+    static void eatWhitespace(const QString &json, int &index);
+    static int lookAhead(const QString &json, int index);
+    static int nextToken(const QString &json, int &index);
+
+
+    template<typename T>
+    QByteArray serializeMap(const T &map, bool &success, int _level = 0) {
+        QByteArray newline;
+        QByteArray tabs;
+        QByteArray tabsFields;
+        if (prettySerialize && !map.isEmpty()) {
+            newline = "\n";
+            for (int l=1; l<_level; l++) {
+                tabs += "    ";
+            }
+            tabsFields = tabs + "    ";
+        }
+
+        QByteArray str = "{" + newline;
+        QList<QByteArray> pairs;
+        for (typename T::const_iterator it = map.begin(), itend = map.end(); it != itend; ++it) {
+            bool otherSuccess = true;
+            QByteArray serializedValue = serialize(it.value(), otherSuccess, _level);
+            if (serializedValue.isNull()) {
+                success = false;
+                break;
+            }
+            pairs << tabsFields + sanitizeString(it.key()).toUtf8() + ":" + (prettySerialize ? " " : "") + serializedValue;
+        }
+
+        str += join(pairs, "," + newline) + newline;
+        str += tabs + "}";
+        return str;
+    }
+
+
+    void insert(QVariant &v, const QString &key, const QVariant &value);
+    void append(QVariant &v, const QVariant &value);
+
+    template<typename T>
+    void cloneMap(QVariant &json, const T &map) {
+    for (typename T::const_iterator it = map.begin(), itend = map.end(); it != itend; ++it) {
+        insert(json, it.key(), (*it));
+    }
+    }
+
+    template<typename T>
+    void cloneList(QVariant &json, const T &list) {
+    for (typename T::const_iterator it = list.begin(), itend = list.end(); it != itend; ++it) {
+        append(json, (*it));
+    }
+    }
+
+
+    /**
+     * parse
+     */
+    QVariant parse(const QString &json) {
+        bool success = true;
+        return parse(json, success);
+    }
+
+    /**
+     * parse
+     */
+    QVariant parse(const QString &json, bool &success) {
+        success = true;
+
+        // Return an empty QVariant if the JSON data is either null or empty
+        if (!json.isNull() || !json.isEmpty()) {
+            QString data = json;
+            // We'll start from index 0
+            int index = 0;
+
+            // Parse the first value
+            QVariant value = parseValue(data, index, success);
+
+            // Return the parsed value
+            return value;
+        } else {
+            // Return the empty QVariant
+            return QVariant();
+        }
+    }
+
+
+
+    /**
+     * clone
+     */
+    QVariant clone(const QVariant &data) {
+    QVariant v;
+
+    if (data.type() == QVariant::Map) {
+        cloneMap(v, data.toMap());
+    } else if (data.type() == QVariant::Hash) {
+        cloneMap(v, data.toHash());
+    } else if (data.type() == QVariant::List) {
+        cloneList(v, data.toList());
+    } else if (data.type() == QVariant::StringList) {
+        cloneList(v, data.toStringList());
+    } else {
+        v = QVariant(data);
+    }
+
+    return v;
+    }
+
+    /**
+     * insert value (map case)
+     */
+    void insert(QVariant &v, const QString &key, const QVariant &value) {
+    if (!v.canConvert<QVariantMap>()) v = QVariantMap();
+    QVariantMap *p = (QVariantMap *)v.data();
+    p->insert(key, clone(value));
+    }
+
+    /**
+     * append value (list case)
+     */
+    void append(QVariant &v, const QVariant &value) {
+    if (!v.canConvert<QVariantList>()) v = QVariantList();
+    QVariantList *p = (QVariantList *)v.data();
+    p->append(value);
+    }
+
+    QByteArray serialize(const QVariant &data) {
+        bool success = true;
+        return serialize(data, success);
+    }
+
+
+
+    QByteArray serialize(const QVariant &data, bool &success, int _level /*= 0*/) {
+        QByteArray newline;
+        QByteArray tabs;
+        QByteArray tabsFields;
+        if (prettySerialize) {
+            newline = "\n";
+            for (int l=0; l<_level; l++) {
+                tabs += "    ";
+            }
+            tabsFields = tabs + "    ";
+        }
+
+        QByteArray str;
+        success = true;
+
+        if (!data.isValid()) { // invalid or null?
+            str = "null";
+        } else if ((data.type() == QVariant::List) ||
+                   (data.type() == QVariant::StringList)) { // variant is a list?
+            QList<QByteArray> values;
+            const QVariantList list = data.toList();
+            Q_FOREACH(const QVariant& v, list) {
+                bool otherSuccess = true;
+                QByteArray serializedValue = serialize(v, otherSuccess, _level+1);
+                if (serializedValue.isNull()) {
+                    success = false;
+                    break;
+                }
+                values << tabsFields + serializedValue;
+            }
+
+            if (!values.isEmpty()) {
+                str = "[" + newline + join( values, "," + newline ) + newline + tabs + "]";
+            } else {
+                str = "[]";
+            }
+        } else if (data.type() == QVariant::Hash) { // variant is a hash?
+            str = serializeMap<>(data.toHash(), success, _level+1);
+        } else if (data.type() == QVariant::Map) { // variant is a map?
+            str = serializeMap<>(data.toMap(), success, _level+1);
+        } else if ((data.type() == QVariant::String) ||
+                   (data.type() == QVariant::ByteArray)) {// a string or a byte array?
+            str = sanitizeString(data.toString()).toUtf8();
+        } else if (data.type() == QVariant::Double) { // double?
+            double value = data.toDouble(&success);
+            if (success) {
+                str = QByteArray::number(value, 'g');
+                if (!str.contains(".") && ! str.contains("e")) {
+                    str += ".0";
+                }
+            }
+        } else if (data.type() == QVariant::Bool) { // boolean value?
+            str = data.toBool() ? "true" : "false";
+        } else if (data.type() == QVariant::ULongLong) { // large unsigned number?
+            str = QByteArray::number(data.value<qulonglong>());
+        } else if (data.canConvert<qlonglong>()) { // any signed number?
+            str = QByteArray::number(data.value<qlonglong>());
+        } else if (data.canConvert<long>()) { //TODO: this code is never executed because all smaller types can be converted to qlonglong
+            str = QString::number(data.value<long>()).toUtf8();
+        } else if (data.type() == QVariant::DateTime) { // datetime value?
+            str = sanitizeString(dateTimeFormat.isEmpty()
+                                 ? data.toDateTime().toString()
+                                 : data.toDateTime().toString(dateTimeFormat)).toUtf8();
+        } else if (data.type() == QVariant::Date) { // date value?
+            str = sanitizeString(dateTimeFormat.isEmpty()
+                                 ? data.toDate().toString()
+                                 : data.toDate().toString(dateFormat)).toUtf8();
+        } else if (data.canConvert<QString>()) { // can value be converted to string?
+            // this will catch QUrl, ... (all other types which can be converted to string)
+            str = sanitizeString(data.toString()).toUtf8();
+        } else {
+            success = false;
+        }
+
+        if (success) {
+            return str;
+        }
+        return QByteArray();
+    }
+
+    QString serializeStr(const QVariant &data) {
+        return QString::fromUtf8(serialize(data));
+    }
+
+    QString serializeStr(const QVariant &data, bool &success) {
+        return QString::fromUtf8(serialize(data, success));
+    }
+
+
+
+
+    /**
+     * \enum JsonToken
+     */
+    enum JsonToken {
+        JsonTokenNone = 0,
+        JsonTokenCurlyOpen = 1,
+        JsonTokenCurlyClose = 2,
+        JsonTokenSquaredOpen = 3,
+        JsonTokenSquaredClose = 4,
+        JsonTokenColon = 5,
+        JsonTokenComma = 6,
+        JsonTokenString = 7,
+        JsonTokenNumber = 8,
+        JsonTokenTrue = 9,
+        JsonTokenFalse = 10,
+        JsonTokenNull = 11
+    };
+
+    static QString sanitizeString(QString str) {
+        str.replace(QLatin1String("\\"), QLatin1String("\\\\"));
+        str.replace(QLatin1String("\""), QLatin1String("\\\""));
+        str.replace(QLatin1String("\b"), QLatin1String("\\b"));
+        str.replace(QLatin1String("\f"), QLatin1String("\\f"));
+        str.replace(QLatin1String("\n"), QLatin1String("\\n"));
+        str.replace(QLatin1String("\r"), QLatin1String("\\r"));
+        str.replace(QLatin1String("\t"), QLatin1String("\\t"));
+        return QString(QLatin1String("\"%1\"")).arg(str);
+    }
+
+
+
+    static QByteArray join(const QList<QByteArray> &list, const QByteArray &sep) {
+        QByteArray res;
+        Q_FOREACH(const QByteArray &i, list) {
+            if (!res.isEmpty()) {
+                res += sep;
+            }
+            res += i;
+        }
+        return res;
+    }
+
+
+
+
+    /**
+     * parseValue
+     */
+    static QVariant parseValue(const QString &json, int &index, bool &success) {
+        // Determine what kind of data we should parse by
+        // checking out the upcoming token
+        switch(lookAhead(json, index)) {
+            case JsonTokenString:
+                return parseString(json, index, success);
+            case JsonTokenNumber:
+                return parseNumber(json, index);
+            case JsonTokenCurlyOpen:
+                return parseObject(json, index, success);
+            case JsonTokenSquaredOpen:
+                return parseArray(json, index, success);
+            case JsonTokenTrue:
+                nextToken(json, index);
+                return QVariant(true);
+            case JsonTokenFalse:
+                nextToken(json, index);
+                return QVariant(false);
+            case JsonTokenNull:
+                nextToken(json, index);
+                return QVariant();
+            case JsonTokenNone:
+                break;
+        }
+
+        // If there were no tokens, flag the failure and return an empty QVariant
+        success = false;
+        return QVariant();
+    }
+
+
+
+
+    /**
+     * parseObject
+     */
+    static QVariant parseObject(const QString &json, int &index, bool &success) {
+        QVariantMap map;
+        int token;
+
+        // Get rid of the whitespace and increment index
+        nextToken(json, index);
+
+        // Loop through all of the key/value pairs of the object
+        bool done = false;
+        while (!done) {
+            // Get the upcoming token
+            token = lookAhead(json, index);
+
+            if (token == JsonTokenNone) {
+                success = false;
+                return QVariantMap();
+            } else if (token == JsonTokenComma) {
+                nextToken(json, index);
+            } else if (token == JsonTokenCurlyClose) {
+                nextToken(json, index);
+                return map;
+            } else {
+                // Parse the key/value pair's name
+                QString name = parseString(json, index, success).toString();
+
+                if (!success) {
+                    return QVariantMap();
+                }
+
+                // Get the next token
+                token = nextToken(json, index);
+
+                // If the next token is not a colon, flag the failure
+                // return an empty QVariant
+                if (token != JsonTokenColon) {
+                    success = false;
+                    return QVariant(QVariantMap());
+                }
+
+                // Parse the key/value pair's value
+                QVariant value = parseValue(json, index, success);
+
+                if (!success) {
+                    return QVariantMap();
+                }
+
+                // Assign the value to the key in the map
+                map[name] = value;
+            }
+        }
+
+        // Return the map successfully
+        return QVariant(map);
+    }
+
+
+    /**
+     * parseArray
+     */
+    static QVariant parseArray(const QString &json, int &index, bool &success) {
+        QVariantList list;
+
+        nextToken(json, index);
+
+        bool done = false;
+        while(!done) {
+            int token = lookAhead(json, index);
+
+            if (token == JsonTokenNone) {
+                success = false;
+                return QVariantList();
+            } else if (token == JsonTokenComma) {
+                nextToken(json, index);
+            } else if (token == JsonTokenSquaredClose) {
+                nextToken(json, index);
+                break;
+            } else {
+                QVariant value = parseValue(json, index, success);
+                if (!success) {
+                    return QVariantList();
+                }
+                list.push_back(value);
+            }
+        }
+
+        return QVariant(list);
+    }
+
+
+
+
+    /**
+     * parseString
+     */
+    static QVariant parseString(const QString &json, int &index, bool &success) {
+        QString s;
+        QChar c;
+
+        eatWhitespace(json, index);
+
+        c = json[index++];
+
+        bool complete = false;
+        while(!complete) {
+            if (index == json.size()) {
+                break;
+            }
+
+            c = json[index++];
+
+            if (c == '\"') {
+                complete = true;
+                break;
+            } else if (c == '\\') {
+                if (index == json.size()) {
+                    break;
+                }
+
+                c = json[index++];
+
+                if (c == '\"') {
+                    s.append('\"');
+                } else if (c == '\\') {
+                    s.append('\\');
+                } else if (c == '/') {
+                    s.append('/');
+                } else if (c == 'b') {
+                    s.append('\b');
+                } else if (c == 'f') {
+                    s.append('\f');
+                } else if (c == 'n') {
+                    s.append('\n');
+                } else if (c == 'r') {
+                    s.append('\r');
+                } else if (c == 't') {
+                    s.append('\t');
+                } else if (c == 'u') {
+                    int remainingLength = json.size() - index;
+                    if (remainingLength >= 4) {
+                        QString unicodeStr = json.mid(index, 4);
+
+                        int symbol = unicodeStr.toInt(0, 16);
+
+                        s.append(QChar(symbol));
+
+                        index += 4;
+                    } else {
+                        break;
+                    }
+                }
+            } else {
+                s.append(c);
+            }
+        }
+
+        if (!complete) {
+            success = false;
+            return QVariant();
+        }
+
+        return QVariant(s);
+    }
+
+
+
+    /**
+     * parseNumber
+     */
+    static QVariant parseNumber(const QString &json, int &index) {
+        eatWhitespace(json, index);
+
+        int lastIndex = lastIndexOfNumber(json, index);
+        int charLength = (lastIndex - index) + 1;
+        QString numberStr;
+
+        numberStr = json.mid(index, charLength);
+
+        index = lastIndex + 1;
+        bool ok;
+
+        if (numberStr.contains('.')) {
+            return QVariant(numberStr.toDouble(NULL));
+        } else if (numberStr.startsWith('-')) {
+            int i = numberStr.toInt(&ok);
+            if (!ok) {
+                qlonglong ll = numberStr.toLongLong(&ok);
+                return ok ? ll : QVariant(numberStr);
+            }
+            return i;
+        } else {
+            uint u = numberStr.toUInt(&ok);
+            if (!ok) {
+                qulonglong ull = numberStr.toULongLong(&ok);
+                return ok ? ull : QVariant(numberStr);
+            }
+            return u;
+        }
+    }
+
+    /**
+     * lastIndexOfNumber
+     */
+    static int lastIndexOfNumber(const QString &json, int index) {
+        int lastIndex;
+
+        for(lastIndex = index; lastIndex < json.size(); lastIndex++) {
+            if (QString("0123456789+-.eE").indexOf(json[lastIndex]) == -1) {
+                break;
+            }
+        }
+
+        return lastIndex -1;
+    }
+
+    /**
+     * eatWhitespace
+     */
+    static void eatWhitespace(const QString &json, int &index) {
+        for(; index < json.size(); index++) {
+            if (QString(" \t\n\r").indexOf(json[index]) == -1) {
+                break;
+            }
+        }
+    }
+
+    /**
+     * lookAhead
+     */
+    static int lookAhead(const QString &json, int index) {
+        int saveIndex = index;
+        return nextToken(json, saveIndex);
+    }
+
+    /**
+     * nextToken
+     */
+    static int nextToken(const QString &json, int &index) {
+        eatWhitespace(json, index);
+
+        if (index == json.size()) {
+            return JsonTokenNone;
+        }
+
+        QChar c = json[index];
+        index++;
+        switch(c.toLatin1()) {
+            case '{': return JsonTokenCurlyOpen;
+            case '}': return JsonTokenCurlyClose;
+            case '[': return JsonTokenSquaredOpen;
+            case ']': return JsonTokenSquaredClose;
+            case ',': return JsonTokenComma;
+            case '"': return JsonTokenString;
+            case '0': case '1': case '2': case '3': case '4':
+            case '5': case '6': case '7': case '8': case '9':
+            case '-': return JsonTokenNumber;
+            case ':': return JsonTokenColon;
+        }
+        index--; // ^ WTF?
+
+        int remainingLength = json.size() - index;
+
+        // True
+        if (remainingLength >= 4) {
+            if (json[index] == 't' && json[index + 1] == 'r' &&
+                json[index + 2] == 'u' && json[index + 3] == 'e') {
+                index += 4;
+                return JsonTokenTrue;
+            }
+        }
+
+        // False
+        if (remainingLength >= 5) {
+            if (json[index] == 'f' && json[index + 1] == 'a' &&
+                json[index + 2] == 'l' && json[index + 3] == 's' &&
+                json[index + 4] == 'e') {
+                index += 5;
+                return JsonTokenFalse;
+            }
+        }
+
+        // Null
+        if (remainingLength >= 4) {
+            if (json[index] == 'n' && json[index + 1] == 'u' &&
+                json[index + 2] == 'l' && json[index + 3] == 'l') {
+                index += 4;
+                return JsonTokenNull;
+            }
+        }
+
+        return JsonTokenNone;
+    }
+
+    void setDateTimeFormat(const QString &format) {
+        dateTimeFormat = format;
+    }
+
+    void setDateFormat(const QString &format) {
+        dateFormat = format;
+    }
+
+    QString getDateTimeFormat() {
+        return dateTimeFormat;
+    }
+
+    QString getDateFormat() {
+        return dateFormat;
+    }
+
+    void setPrettySerialize(bool enabled) {
+        prettySerialize = enabled;
+    }
+
+    bool isPrettySerialize() {
+        return prettySerialize;
+    }
+
+
+
+    QQueue<BuilderJsonObject *> BuilderJsonObject::created_list;
+
+    BuilderJsonObject::BuilderJsonObject() {
+        // clean objects previous "created"
+        while (!BuilderJsonObject::created_list.isEmpty()) {
+            delete BuilderJsonObject::created_list.dequeue();
+        }
+    }
+
+    BuilderJsonObject::BuilderJsonObject(JsonObject &json) {
+        BuilderJsonObject();
+
+        obj = json;
+    }
+
+    BuilderJsonObject *BuilderJsonObject::set(const QString &key, const QVariant &value) {
+        obj[key] = value;
+
+        return this;
+    }
+
+    BuilderJsonObject *BuilderJsonObject::set(const QString &key, BuilderJsonObject *builder) {
+        return set(key, builder->create());
+    }
+
+    BuilderJsonObject *BuilderJsonObject::set(const QString &key, BuilderJsonArray *builder) {
+        return set(key, builder->create());
+    }
+
+    JsonObject BuilderJsonObject::create() {
+        BuilderJsonObject::created_list.enqueue(this);
+
+        return obj;
+    }
+
+
+    QQueue<BuilderJsonArray *> BuilderJsonArray::created_list;
+
+    BuilderJsonArray::BuilderJsonArray() {
+        // clean objects previous "created"
+        while (!BuilderJsonArray::created_list.isEmpty()) {
+            delete BuilderJsonArray::created_list.dequeue();
+        }
+    }
+
+    BuilderJsonArray::BuilderJsonArray(JsonArray &json) {
+        BuilderJsonArray();
+
+        array = json;
+    }
+
+    BuilderJsonArray *BuilderJsonArray::add(const QVariant &element) {
+        array.append(element);
+
+        return this;
+    }
+
+    BuilderJsonArray *BuilderJsonArray::add(BuilderJsonObject *builder) {
+        return add(builder->create());
+    }
+
+    BuilderJsonArray *BuilderJsonArray::add(BuilderJsonArray *builder) {
+        return add(builder->create());
+    }
+
+    JsonArray BuilderJsonArray::create() {
+        BuilderJsonArray::created_list.enqueue(this);
+
+        return array;
+    }
+
+
+
+
+    BuilderJsonObject *objectBuilder() {
+        return new BuilderJsonObject();
+    }
+
+    BuilderJsonObject *objectBuilder(JsonObject &json) {
+        return new BuilderJsonObject(json);
+    }
+
+    BuilderJsonArray *arrayBuilder() {
+        return new BuilderJsonArray();
+    }
+
+    BuilderJsonArray *arrayBuilder(JsonArray &json) {
+        return new BuilderJsonArray(json);
+    }
+
+} //end namespace

src/ATBAPP/support/JSON.h

@@ -0,0 +1,250 @@
+#ifndef JSON_H
+#define JSON_H
+
+
+#include <QVariant>
+#include <QString>
+#include <QQueue>
+
+/**********************************************
+ * based on: https://github.com/qt-json/qt-json
+ */
+
+/**
+ * \namespace JSON
+ * \brief A JSON data parser
+ *
+ * Json parses a JSON data into a QVariant hierarchy.
+ */
+namespace JSON {
+    typedef QVariantMap JsonObject;
+    typedef QVariantList JsonArray;
+
+
+    /**
+     * Clone a JSON object (makes a deep copy)
+     *
+     * \param data The JSON object
+     */
+    QVariant clone(const QVariant &data);
+
+    /**
+     * Insert value to JSON object (QVariantMap)
+     *
+     * \param v The JSON object
+     * \param key The key
+     * \param value The value
+     */
+    void insert(QVariant &v, const QString &key, const QVariant &value);
+
+    /**
+     * Append value to JSON array (QVariantList)
+     *
+     * \param v The JSON array
+     * \param value The value
+     */
+    void append(QVariant &v, const QVariant &value);
+
+    /**
+     * Parse a JSON string
+     *
+     * \param json The JSON data
+     */
+    QVariant parse(const QString &json);
+
+    /**
+     * Parse a JSON string
+     *
+     * \param json The JSON data
+     * \param success The success of the parsing
+     */
+    QVariant parse(const QString &json, bool &success);
+
+    /**
+     * This method generates a textual JSON representation
+     *
+     * \param data The JSON data generated by the parser.
+     *
+     * \return QByteArray Textual JSON representation in UTF-8
+     */
+    QByteArray serialize(const QVariant &data);
+
+    /**
+     * This method generates a textual JSON representation
+     *
+     * \param data The JSON data generated by the parser.
+     * \param success The success of the serialization
+     *
+     * \return QByteArray Textual JSON representation in UTF-8
+     */
+    QByteArray serialize(const QVariant &data, bool &success, int _level = 0);
+
+    /**
+     * This method generates a textual JSON representation
+     *
+     * \param data The JSON data generated by the parser.
+     *
+     * \return QString Textual JSON representation
+     */
+    QString serializeStr(const QVariant &data);
+
+    /**
+     * This method generates a textual JSON representation
+     *
+     * \param data The JSON data generated by the parser.
+     * \param success The success of the serialization
+     *
+     * \return QString Textual JSON representation
+     */
+    QString serializeStr(const QVariant &data, bool &success, int _level = 0);
+
+    /**
+     * This method sets date(time) format to be used for QDateTime::toString
+     * If QString is empty, Qt::TextDate is used.
+     *
+     * \param format The JSON data generated by the parser.
+     */
+    void setDateTimeFormat(const QString& format);
+    void setDateFormat(const QString& format);
+
+    /**
+     * This method gets date(time) format to be used for QDateTime::toString
+     * If QString is empty, Qt::TextDate is used.
+     */
+    QString getDateTimeFormat();
+    QString getDateFormat();
+
+    /**
+     * @brief setPrettySerialize enable/disabled pretty-print when serialize() a json
+     * @param enabled
+     */
+    void setPrettySerialize(bool enabled);
+
+    /**
+     * @brief isPrettySerialize check if is enabled pretty-print when serialize() a json
+     * @return
+     */
+    bool isPrettySerialize();
+
+
+
+    /**
+     * QVariant based Json object
+     */
+    class Object : public QVariant {
+        template<typename T>
+        Object& insertKey(Object* ptr, const QString& key) {
+            T* p = (T*)ptr->data();
+            if (!p->contains(key)) p->insert(key, QVariant());
+            return *reinterpret_cast<Object*>(&p->operator[](key));
+        }
+        template<typename T>
+        void removeKey(Object *ptr, const QString& key) {
+            T* p = (T*)ptr->data();
+            p->remove(key);
+        }
+    public:
+        Object() : QVariant() {}
+        Object(const Object& ref) : QVariant(ref) {}
+
+        Object& operator=(const QVariant& rhs) {
+            /** It maybe more robust when running under Qt versions below 4.7 */
+            QObject * obj = qvariant_cast<QObject *>(rhs);
+            //  setValue(rhs);
+            setValue(obj);
+            return *this;
+        }
+        Object& operator[](const QString& key) {
+            if (type() == QVariant::Map)
+                return insertKey<QVariantMap>(this, key);
+            else if (type() == QVariant::Hash)
+                return insertKey<QVariantHash>(this, key);
+
+            setValue(QVariantMap());
+
+            return insertKey<QVariantMap>(this, key);
+        }
+        const Object& operator[](const QString& key) const {
+            return const_cast<Object*>(this)->operator[](key);
+        }
+        void remove(const QString& key) {
+            if (type() == QVariant::Map)
+                removeKey<QVariantMap>(this, key);
+            else if (type() == QVariant::Hash)
+                removeKey<QVariantHash>(this, key);
+        }
+    };
+
+
+    class BuilderJsonArray;
+
+    /**
+     * @brief The BuilderJsonObject class
+     */
+    class BuilderJsonObject {
+
+        public:
+            BuilderJsonObject();
+            BuilderJsonObject(JsonObject &json);
+
+            BuilderJsonObject *set(const QString &key, const QVariant &value);
+            BuilderJsonObject *set(const QString &key, BuilderJsonObject *builder);
+            BuilderJsonObject *set(const QString &key, BuilderJsonArray *builder);
+            JsonObject create();
+
+        private:
+            static QQueue<BuilderJsonObject *> created_list;
+
+            JsonObject obj;
+    };
+
+
+    /**
+     * @brief The BuilderJsonArray class
+     */
+    class BuilderJsonArray {
+
+        public:
+            BuilderJsonArray();
+            BuilderJsonArray(JsonArray &json);
+
+            BuilderJsonArray *add(const QVariant &element);
+            BuilderJsonArray *add(BuilderJsonObject *builder);
+            BuilderJsonArray *add(BuilderJsonArray *builder);
+            JsonArray create();
+
+        private:
+            static QQueue<BuilderJsonArray *> created_list;
+
+            JsonArray array;
+    };
+
+
+    /**
+     * @brief Create a BuilderJsonObject
+     * @return
+     */
+    BuilderJsonObject *objectBuilder();
+
+    /**
+     * @brief Create a BuilderJsonObject starting from copy of another json
+     * @return
+     */
+    BuilderJsonObject *objectBuilder(JsonObject &json);
+
+    /**
+     * @brief Create a BuilderJsonArray
+     * @return
+     */
+    BuilderJsonArray *arrayBuilder();
+
+    /**
+     * @brief Create a BuilderJsonArray starting from copy of another json
+     * @return
+     */
+    BuilderJsonArray *arrayBuilder(JsonArray &json);
+}
+
+
+
+#endif // JSON_H

src/ATBAPP/support/PTUSystem.cpp

@@ -0,0 +1,109 @@
+#include "PTUSystem.h"
+
+#include <QDebug>
+#include <QDir>
+#include <QFileInfo>
+
+
+PTUSystem::PTUSystem(QObject *parent) : QObject(parent)
+{
+
+}
+
+
+
+
+quint16 PTUSystem::readCustomerNumber()
+{
+    QString resultFilename;
+    QStringList fileNameList;
+    fileNameList << "/mnt/system_data/cust_nr"
+                 << "/etc/cust_nr";
+    for (const auto& filename : fileNameList) {
+        if (QFileInfo(filename).isReadable()) {
+            resultFilename = filename;
+            break;
+        }
+    }
+
+    QString resultString = PTUSystem::readConfigString(resultFilename);
+    return static_cast<quint16>(resultString.toInt());
+}
+
+quint16 PTUSystem::readMachineNumber()
+{
+    QString resultFilename;
+    QStringList fileNameList;
+    fileNameList << "/mnt/system_data/machine_nr"
+                 << "/etc/machine_nr";
+    for (const auto& filename : fileNameList) {
+        if (QFileInfo(filename).isReadable()) {
+            resultFilename = filename;
+            break;
+        }
+    }
+
+    QString resultString = PTUSystem::readConfigString(resultFilename);
+    return static_cast<quint16>(resultString.toInt());
+}
+
+quint16 PTUSystem::readZoneNumber()
+{
+    QString resultFilename;
+    QStringList fileNameList;
+    fileNameList << "/mnt/system_data/zone_nr"
+                 << "/etc/zone_nr";
+    for (const auto& filename : fileNameList) {
+        if (QFileInfo(filename).isReadable()) {
+            resultFilename = filename;
+            break;
+        }
+    }
+
+    QString resultString = PTUSystem::readConfigString(resultFilename);
+    return static_cast<quint16>(resultString.toInt());
+}
+
+quint16 PTUSystem::readGroupNumber()
+{
+    QString resultFilename;
+    QStringList fileNameList;
+    fileNameList << "/mnt/system_data/group_nr"
+                 << "/etc/group_nr";
+    for (const auto& filename : fileNameList) {
+        if (QFileInfo(filename).isReadable()) {
+            resultFilename = filename;
+            break;
+        }
+    }
+
+    QString resultString = PTUSystem::readConfigString(resultFilename);
+    return static_cast<quint16>(resultString.toInt());
+}
+
+
+QString PTUSystem::readConfigString(const QString & filename)
+{
+    QFileInfo fileinfo(filename);
+
+    if (! fileinfo.isReadable() ) {
+        qDebug() << "PTUSystem::readConfigString(): \"" << filename << "\" is not readable";
+        return "";
+    }
+
+    QFile file(filename);
+
+    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
+        qDebug() << "PTUSystem::readConfigString() cannot open file: " << filename;
+        return "";
+    }
+
+    QTextStream in(&file);
+
+    QString stringValue = in.readLine(100);
+    qDebug() << "PTUSystem::readConfigString() stringValue = " << stringValue;
+
+    file.close();
+
+    return stringValue;
+}

src/ATBAPP/support/PTUSystem.h

@@ -0,0 +1,24 @@
+#ifndef PTUSYSTEM_H
+#define PTUSYSTEM_H
+
+#include <QObject>
+
+class PTUSystem : public QObject
+{
+    Q_OBJECT
+public:
+    explicit PTUSystem(QObject *parent = nullptr);
+
+    static quint16 readCustomerNumber();
+    static quint16 readMachineNumber();
+    static quint16 readZoneNumber();
+    static quint16 readGroupNumber();
+
+private:
+    static QString readConfigString(const QString & filename);
+
+signals:
+
+};
+
+#endif // PTUSYSTEM_H