Save as changing to master.

include/hwapi.h

@@ -1309,12 +1309,14 @@ public:
 
     // download device controller
     void dcDownloadStart() override;
-    void dcDownloadRequest(QString const &fileToDownload) override;
+    bool dcDownloadFinished() override;
+    bool dcDownloadRequest(QString const &fileToDownload) override;
     bool dcDownloadRequested() const override;
     QString dcDownloadFileName() const override;
-    void dcDownloadResetRequest() override;
+    bool dcDownloadResetRequest() override;
     void dcDownloadReportStart() override;
-    bool dcDownloadStarted() const override;
+    bool dcDownloadReportRunning() override;
+    bool dcDownloadReportFinished() override;
     bool dcDownloadRunning() const override;
     bool dcDownloadFinished() const override;
 
@@ -1323,12 +1325,12 @@ public:
     uint16_t dcDownloadGetTotalBlockNumber() const override;
     uint16_t dcDownloadGetCurrentBlockNumber() const override;
 
-    virtual hwapi *getAPI() override;
+    virtual QObject const *getAPI() override;
 
 signals:    // for download
-    void hwapi_reportDCDownloadStatus(QString const &) const;
-    void hwapi_reportDCDownloadSuccess(QString const &) const;
-    void hwapi_reportDCDownloadFailure(QString const &) const;
+    void hwapi_reportDCDownloadStatus(QString const&) const;
+    void hwapi_reportDCDownloadSuccess(QString const&) const;
+    void hwapi_reportDCDownloadFailure(QString const&) const;
     // already declared in interfaces.h
     void hwapi_templatePrintFinished_OK(void) const;
     void hwapi_templatePrintFinished_Err(void) const;

include/interfaces.h

@@ -2277,13 +2277,17 @@ public:
 
     // download device controller
     virtual void dcDownloadStart() {}
-    virtual void dcDownloadRequest(QString const &fileToDownload) {
-       Q_UNUSED(fileToDownload);
+    virtual bool dcDownloadFinished() { return true; }
+    virtual bool dcDownloadRequest(QString const &fileToDownload) {
+        Q_UNUSED(fileToDownload);
+        return false;
     }
     virtual bool dcDownloadRequested() const { return false; }
-    virtual void dcDownloadResetRequest() {}
+    virtual bool dcDownloadResetRequest() { return false; }
     virtual QString dcDownloadFileName() const { return ""; }
     virtual void dcDownloadReportStart() {}
+    virtual bool dcDownloadReportRunning() { return true; }
+    virtual bool dcDownloadReportFinished() { return true; }
     virtual void dcDownloadSetTotalBlockNumber(uint16_t totalBlockNumber) {
        Q_UNUSED(totalBlockNumber);
     }
@@ -2293,16 +2297,15 @@ public:
     virtual uint16_t dcDownloadGetTotalBlockNumber() const { return 0; }
     virtual uint16_t dcDownloadGetCurrentBlockNumber() const { return 0; }
 
-    virtual bool dcDownloadStarted() const { return false; }
     virtual bool dcDownloadRunning() const { return false; }
     virtual bool dcDownloadFinished() const { return false; }
 
-    virtual hwapi *getAPI() { return nullptr; }
+    virtual QObject const *getAPI() { return nullptr; }
 
 signals:    // for download
-    void hwapi_reportDCDownloadStatus(QString const &) const;
-    void hwapi_reportDCDownloadSuccess(QString const &) const;
-    void hwapi_reportDCDownloadFailure(QString const &) const;
+    void hwapi_reportDCDownloadStatus(QString const&) const;
+    void hwapi_reportDCDownloadSuccess(QString const&) const;
+    void hwapi_reportDCDownloadFailure(QString const&) const;
 
     // NOTE: declaring a "pure virtual" "signal" should be an error and thus not valid.
     void hwapi_templatePrintFinished_OK() const;

include/reporting_thread.h

@@ -4,12 +4,12 @@
 #include <QThread>
 #include <QString>
 
-class hwinf;
+class hwapi;
 class ReportingThread : public QThread {
     Q_OBJECT
 
 public:
-    ReportingThread(hwinf *hw);
+    ReportingThread(hwapi *hw);
     ~ReportingThread();
 
 protected:
@@ -18,7 +18,7 @@ protected:
     void run() override;
 
 private:
-    hwinf *m_hw;
+    hwapi *m_hw;
     QString m_fileToDownload;
 };
 

include/shared_mem_buffer.h

@@ -304,14 +304,13 @@ struct SharedMem
     // download of device controller and json files
     struct DCDownload {
         char m_filename[512];
-        uint16_t m_totalBlocks;
-        uint16_t m_currentblockNumber;
-        bool m_running;
-        bool m_started;
-        bool m_finished;
+        std::atomic_ushort m_totalBlocks;
+        std::atomic_ushort m_currentblockNumber;
+        std::atomic_bool m_requested{false};
+        std::atomic_bool m_running{false};
+        std::atomic_bool m_finished{false};
     } m_downLoadDC;
 
-
     static QSharedMemory *getShm(std::size_t s = 0);
 
     static SharedMem *getData()