read dc-verion directly from binary file

DownloadDCFirmware/DownloadDCFirmware.pro

@@ -80,6 +80,7 @@ SOURCES += \
         mainwindow.cpp \
         ../common/src/message_handler.cpp \
         ../UpdatePTUDevCtrl/commandline_parser.cpp \
+        ../UpdatePTUDevCtrl/process/command.cpp \
         update.cpp \
         dc_download.cpp \
         ../common/src/System.cpp
@@ -89,6 +90,7 @@ HEADERS += \
         mainwindow.h \
         ../common/include/message_handler.h \
         ../UpdatePTUDevCtrl/commandline_parser.h \
+        ../UpdatePTUDevCtrl/process/command.h \
         update.h \
         dc_download.h \
         ../common/include/System.h

DownloadDCFirmware/main.cpp

@@ -114,21 +114,28 @@ int main(int argc, char **argv) {
     qInfo() << "readDCVersion ............" << readDCVersion;
     qInfo() << "dcDir ...................." << dcDir;
 
+    if (readDCVersion) {
+        qInfo() << "dc-version ..............." << Update::dcVersion(
+                    QDir::cleanPath(rtPath + QDir::separator()
+                                  + QString("customer_%1").arg(customerNr) + QDir::separator()
+                                  + dcDir + QDir::separator() + "dc2c.bin"));
+    }
 
     if (showExtendedVersion) {
         printf(APP_EXTENDED_VERSION"\n");
         return 0;
     }
 
-    QString const &customerRepo = QDir::cleanPath(workingDir + QDir::separator() + QString("customer_%1").arg(customerNr));
-    QStringList filesToUpdate;
+
+    // QString const &customerRepo = QDir::cleanPath(workingDir + QDir::separator() + QString("customer_%1").arg(customerNr));
+    // QStringList filesToUpdate;
 
     QThread::currentThread()->setObjectName("main thread");
     qInfo() << "Main thread" << QThread::currentThreadId();
 
-    MainWindow mw;
+    // MainWindow mw;
 
-    mw.setWindowFlags(Qt::Window | Qt::FramelessWindowHint);
+    // mw.setWindowFlags(Qt::Window | Qt::FramelessWindowHint);
     // mw.showFullScreen();
 
     // qCritical() << "SHOW";

DownloadDCFirmware/update.cpp

@@ -1,4 +1,5 @@
 #include "update.h"
+#include "process/command.h"
 
 #include <QCoreApplication>
 #include <QFile>
@@ -21,6 +22,8 @@
 #include <QDateTime>
 #include <QPluginLoader>
 #include <QMap>
+#include <QStringList>
+#include <QString>
 
 #define UPDATE_OPKG                 (1)
 #define UPDATE_DC                   (0)
@@ -92,6 +95,20 @@ bool Update::unloadDCPlugin() {
     return false;
 }
 
+QString Update::dcVersion(QString const &dcBinFile) {
+    Command c("bash");
+    QStringList param;
+
+    param << "-c" << QString(R"(strings %1 | grep DC2c.\[0-9\] | uniq)").arg(dcBinFile);
+
+    if (c.execute("/tmp", param)) {
+        return c.getCommandResult().trimmed().split(QRegularExpression("\\s")).first();
+        // qInfo() << "(" << __func__ << ":" << __LINE__ << ")" << v;
+    }
+
+    return "";
+}
+
 class hwapi;
 Update::Update(QString customerRepository,
                QString customerNrStr,

DownloadDCFirmware/update.h

@@ -59,6 +59,7 @@ public:
     virtual ~Update() override;
 
     bool doUpdate();
+    static QString dcVersion(QString const &dcBinFile);
 
 private:
     DownloadResult sendStatus(int ret) const;