be sure to copy not too much data to buf

void gpi_storeDynMachineConditions(void const *data)
void epi_restoreDynMachineConditions(void *data)
	use T_dynamicConditions directly.

DCLibraries.pri

@@ -87,6 +87,7 @@ HEADERS += \
     $${PWD}/include/dcBL.h \
     $${PWD}/include/hwapi.h \
     $${PWD}/include/interfaces.h \
+    $${PWD}/include/dynamic-machine-conditions.h \
     $${PWD}/include/sendWRcmd.h \
     $${PWD}/include/storeINdata.h \
     $${PWD}/include/tslib.h \

include/dynamic-machine-conditions.h

@@ -0,0 +1,84 @@
+#ifndef DYNAMIC_MACHINE_CONDITIONS_H_INCLUDED
+#define DYNAMIC_MACHINE_CONDITIONS_H_INCLUDED
+
+struct T_dynamicCondition
+{
+    char allDoorsDebounced;
+    char openedAuthorized;
+    uint8_t CBinDebounced;  // 0:fehlt  1:drin
+    char upperDoor;         // 99: undefined  0:closed  1:open
+    char middleDoor;		// 99: undefined  0:closed  1:open
+    char lowerDoor;         // 99: undefined  0:closed  1:open
+    char coinAttached;
+    char billBox;
+    char modeAbrech;
+    char onAlarm;           // 0:alarm aus  1:alarm  2:alarm mit Sirene   3: Sirenentest
+    char nowCardTest;
+    char nowPayment;        // not used, always 0
+    char lastMifCardType;
+    uint8_t lastSDoorState;
+    uint8_t lastVDoorState;
+    uint8_t lastCBstate;
+    char        paymentInProgress;
+    // Version Szeged:  aug2023
+    //	0: stopped by timeout
+    //  1: running  2: wait4lastCoin
+    //				3: payment stopped manually, coins in Escrow
+    //			    4: payment stopped autom, amount collected, coins in Escrow
+    //			    5: payment stopped, escrow full, coins in Escrow
+    //			    6: coins encashed   7:coins returned
+    //				8: CoinChecker or MDB on Error
+
+    // since Schoenau with bill and changer, nov2023
+    //0 = no payment
+    //will be set to 1 by cash_startCollection()
+    //neu 1: wait for devices getting ready for payment
+    //2 = payment,
+    //3 = wait for last coin/bill
+    //4 = Bezahlvorgang manuell beendet
+    //5 = payment stopped autom, amount collected, coins in Escrow
+    //6 = Bezahlvorgang beendet weil ZK voll
+    //4,5,6: payment done, keep on polling, wait for cash or return command
+    //7 = encash collected money from coin escrow into cash box
+    //8 = return "amountToReturn", can be complete inserted amount or only overpayment
+    //9 = wait for changer result
+    //10= print refund receipt with "amountToReturn"
+
+    char        res1;
+    uint16_t    U_Batt;
+    uint16_t	Temperatur;
+    uint16_t	nrCoinsInBox;
+    uint32_t	amountInBox;
+    uint32_t	totalTransVolume;
+    uint32_t	totalNrOfVends;
+    char        jsonValid_config;
+    char        jsonValid_device;
+    char        jsonValid_cash;
+    char        jsonValid_print;
+    // 40
+    char        jsonValid_serial;
+    char        jsonValid_time;
+    char        lastFileType;
+    uint8_t     MifCardHolder[8];
+    uint8_t     resultOfLastTemplPrint;
+                // 0: unknown or printing in progress
+                // 1: OK, doc was printed   2: error, doc was not printed
+    uint8_t     lastPrinterStatus;
+                //        0: printer OK
+                //          bit0: near paper end          bit1: no paper
+                //          bit2: temperature error       bit3: error head open
+                //          bit4: paper jam in cutter
+                //          bit6: no response             bit7: serial rec. error
+                //			bit5: printer not ready
+    uint8_t     startupTestIsRunning;
+
+    uint8_t     padd01;
+    uint8_t     padd02;
+    uint8_t     padd03;
+    uint32_t   padd04;
+    uint32_t   padd05;
+    uint32_t   padd06;
+    uint16_t   padd07;
+};
+
+#endif // DYNAMIC_MACHINE_CONDITIONS_H_INCLUDED

include/hwapi.h

@@ -1033,8 +1033,7 @@ public:
 
     void sys_getDeviceConditions(struct T_moduleCondition *devCond) const override;
 
-    void sys_getDynMachineConditions(uint8_t *leng, uint8_t *data) const override;
-
+    void sys_getDynMachineConditions(void *data) const override;
     void sys_getDynMachineConditions(struct T_dynamicCondition *dynMachCond) const override;
 
 

include/interfaces.h

@@ -3,8 +3,6 @@
 
 #include <QtPlugin>
 
-
-
 struct T_emp
 {
 
@@ -1858,8 +1856,7 @@ public:
         Q_UNUSED(devCond);
     }
 
-    virtual void sys_getDynMachineConditions(uint8_t *leng, uint8_t *data) const {
-        Q_UNUSED(leng);
+    virtual void sys_getDynMachineConditions(void *data) const {
         Q_UNUSED(data);
     }
 

include/shared_mem_buffer.h

@@ -7,6 +7,7 @@
 #include <QSharedMemory>
 #include <QtGlobal>
 
+#include "interfaces.h"
 
 bool shdMem_firstUse(void);
 
@@ -190,8 +191,10 @@ struct SharedMem
     uint8_t store_deviceCondLen;
     uint8_t store_deviceCond[66];
 
-    uint8_t store_machCondLen;
-    uint8_t store_machCond[66];
+    // uint8_t store_machCondLen;
+    // uint8_t store_machCond[66];
+
+    struct T_dynamicCondition dynMachCond;
 
     uint8_t  store_DcBackupNrOfAccNr;
     uint16_t store_DcBackupAccNr[16];    // z.Z. nur 8

include/storeINdata.h

@@ -488,10 +488,8 @@ void epi_restoreDeviceConditions(uint8_t *leng, uint8_t *data);
 
 void epi_clearDynMachineConditions(void);   // new, 24.6.23
 
-void gpi_storeDynMachineConditions(uint8_t leng, uint8_t *data);
-
-void epi_restoreDynMachineConditions(uint8_t *leng, uint8_t *data);
-
+void gpi_storeDynMachineConditions(void const *data);
+void epi_restoreDynMachineConditions(void *data);
 
 void gpi_storeDCbackupAccNr(uint8_t leng, uint8_t *data);
 

src/datIf.cpp

@@ -14,6 +14,7 @@ History:
 #include <QDir>
 
 
+#include <algorithm> // min/max
 
 
 
@@ -1042,9 +1043,19 @@ char T_datif::loadRecDataFromFrame()
             epi_setDcDataValid();    // DC-Data are valid as DC responded.
                                         // Could be set to every response but this (31)
                                         // is a very common and very important request
-            gpi_storeDynMachineConditions(RdDleng, receivedData);
 
-            gpi_storeDI_CoinAttach(receivedData[6]);    // new, 14.2.24 needed for direct coin insertion
+            if (RdDleng > sizeof(struct T_dynamicCondition)) {
+                qCritical() << "!!!WARNING!!! RdDlen too high" << RdDleng;
+                // only use as many bytes as maximally possible
+                char buf[sizeof(struct T_dynamicCondition)];
+                memset(buf, 0, sizeof(buf));
+                memcpy(buf, receivedData, std::min(sizeof(receivedData), sizeof(struct T_dynamicCondition)));
+                gpi_storeDynMachineConditions(buf);
+            } else {
+                gpi_storeDynMachineConditions(receivedData);
+            }
+
+            gpi_storeDI_CoinAttach(((struct T_dynamicCondition *)receivedData)->coinAttached);    // new, 14.2.24 needed for direct coin insertion
 
         }
         /* funktioniert, ist aber nicht nötig. Signal wird nach dem shared memory erzeugt

src/hwapi.cpp

@@ -3229,29 +3229,14 @@ void hwapi::sys_getDeviceConditions(struct T_moduleCondition *devCond) const
 
 
 
-void hwapi::sys_getDynMachineConditions(uint8_t *leng, uint8_t *data) const
+void hwapi::sys_getDynMachineConditions(void *data) const
 {
-    epi_restoreDynMachineConditions(leng, data);
+    epi_restoreDynMachineConditions(data);
 }
 
 void hwapi::sys_getDynMachineConditions(struct T_dynamicCondition *dynMachCond) const
 {
-
-    uint16_t LL, nn;
-    char *start;
-    uint8_t  buf[70], leng;
-
-    epi_restoreDynMachineConditions(&leng, buf);
-        // Puffer in struct eintragen:
-    LL=sizeof(struct T_dynamicCondition);
-    start = &dynMachCond->allDoorsDebounced;
-    nn=0;
-    do
-    {
-        *start = buf[nn];
-        start++;
-    } while(++nn<LL);
-
+    epi_restoreDynMachineConditions(dynMachCond);
 }
 
 
@@ -3288,19 +3273,15 @@ uint8_t hwapi::prn_getCurrentPrinterState() const
         //          bit4: paper jam in cutter
         //          bit6: no response             bit7: serial rec. error
         //			bit5: printer not ready
-
-
-    uint8_t     lastPrinterStatus;
-    uint8_t  buf[70], leng;
+    struct T_dynamicCondition dynCond;
+    memset(&dynCond, 0, sizeof(dynCond));
 
     if (!epi_areDcDataValid())  // was set to 0 with print command
         return 0x40;            // no response
 
     // 2nd way to get dyn.conditions:
-    epi_restoreDynMachineConditions(&leng, buf);
-    lastPrinterStatus=buf[52];
-
-    return lastPrinterStatus;
+    epi_restoreDynMachineConditions(&dynCond);
+    return dynCond.lastPrinterStatus;
 
     // oder mit:
     //struct T_dynamicCondition myDynMachCond;

src/runProc.cpp

@@ -400,22 +400,7 @@ void T_runProc::changer_getAllParameters(struct T_changer *mw)
 
 void T_runProc::sub_getDynMachineConditions(struct T_dynamicCondition *dynMachCond)
 {
-
-    uint16_t LL, nn;
-    char *start;
-    uint8_t  buf[70], leng;
-
-    epi_restoreDynMachineConditions(&leng, buf);
-        // Puffer in struct eintragen:
-    LL=sizeof(struct T_dynamicCondition);
-    start = &dynMachCond->allDoorsDebounced;
-    nn=0;
-    do
-    {
-        *start = buf[nn];
-        start++;
-    } while(++nn<LL);
-
+    epi_restoreDynMachineConditions(dynMachCond);
 }
 
 

src/storeINdata.cpp

@@ -6,6 +6,8 @@
 #include "shared_mem_buffer.h"
 #include "datei.h"
 
+#include "interfaces.h" // #include "dynamic-machine-conditions.h"
+
 // gpi: grafical access to PI: access from external devices over device controller FOR GUI
 // epi: external access from GUI to PI:  FOR external devices (DC)
 
@@ -1932,32 +1934,17 @@ void epi_restoreDeviceConditions(uint8_t *leng, uint8_t *data)
 
 void epi_clearDynMachineConditions(void)
 {
-    uint8_t nn;
-    SharedMem::write()->store_machCondLen=0;
-    for (nn=0; nn<64; nn++)
-        SharedMem::write()->store_machCond[nn] = 0;
+    memset(&SharedMem::write()->dynMachCond, 0, sizeof(struct T_dynamicCondition));
 }
 
-
-void gpi_storeDynMachineConditions(uint8_t leng, uint8_t *data)
+void gpi_storeDynMachineConditions(void const *data)
 {
-    uint8_t nn;
-    if (leng>64) leng=64;
-    SharedMem::write()->store_machCondLen=leng;
-//    tslib_strcpy(data, SharedMem::write()->store_machCond, leng);
-    for (nn=0; nn<leng; nn++)
-        SharedMem::write()->store_machCond[nn] = data[nn];
+    SharedMem::write()->dynMachCond = *(struct T_dynamicCondition const *)(data);
+}
 
- }
-
-void epi_restoreDynMachineConditions(uint8_t *leng, uint8_t *data)
+void epi_restoreDynMachineConditions(void *data)
 {
-    uint8_t nn, LL;
-    LL=SharedMem::read()->store_machCondLen;
-    *leng=LL;
-    //tslib_strcpy(SharedMem::read()->store_machCond, data, SharedMem::read()->store_machCondLen);
-    for (nn=0; nn<LL; nn++)
-        data[nn] = SharedMem::read()->store_machCond[nn];
+    *(struct T_dynamicCondition *)(data) = SharedMem::read()->dynMachCond;
 }