diff --git a/include/hwapi.h b/include/hwapi.h
index f837d15..353fb6f 100644
--- a/include/hwapi.h
+++ b/include/hwapi.h
@@ -1308,20 +1308,37 @@ public:
 
 
     // download device controller
-    void dcDownloadStart() override;
-    bool dcDownloadFinished() override;
-    bool dcDownloadRequest(QString const &fileToDownload) override;
+    bool dcDownloadRequest(QString const &fileToDownload) const override;
     bool dcDownloadRequested() const override;
-    QString dcDownloadFileName() const override;
-    bool dcDownloadResetRequest() override;
-    void dcDownloadReportStart() override;
-    bool dcDownloadReportRunning() override;
-    bool dcDownloadReportFinished() override;
+    bool dcDownloadResetRequest() const override;
+    bool dcDownloadRequestAck() const override;
     bool dcDownloadRunning() const override;
-    bool dcDownloadFinished() const override;
+    bool dcDownloadFinished() override;
 
+    bool dcDownloadReportStart() const override;
+    bool dcDownloadReportRunning() const override;
+    bool dcDownloadReportFinished() override;
+
+
+    bool dcDownloadThreadStart() override;
+    bool dcDownloadThreadRunning() const override;
+    void dcDownloadThreadFinalize(DownloadThread *) override;
+    bool dcDownloadThreadFinished() const override;
+    bool dcDownloadReportThreadStart() override;
+    bool dcDownloadReportThreadRunning() const override;
+    void dcDownloadReportThreadFinalize() override;
+    void dcDownloadReportThreadQuit() override;
+    bool dcDownloadReportThreadFinished() const override;
+
+    QString dcDownloadFileName() const override;
+    bool dcDownloadSetRequested(bool) override;
+    bool dcDownloadSetRunning(bool) override;
+    bool dcDownloadSetFinished(bool) override;
     void dcDownloadSetTotalBlockNumber(uint16_t totalBlockNumber) override;
     void dcDownloadSetCurrentBlockNumber(uint16_t currentBlockNumber) override;
+    bool dcDownloadGetRequested() const override;
+    bool dcDownloadGetRunning() const override;
+    bool dcDownloadGetFinished() const override;
     uint16_t dcDownloadGetTotalBlockNumber() const override;
     uint16_t dcDownloadGetCurrentBlockNumber() const override;