Index: sources/ApplicationPost.cpp
===================================================================
diff -u -raa8f2c87c14c68d1fda6da2540d47144990a596c -r3e64d98e243484505a44d99b13826097cb6b01eb
--- sources/ApplicationPost.cpp	(.../ApplicationPost.cpp)	(revision aa8f2c87c14c68d1fda6da2540d47144990a596c)
+++ sources/ApplicationPost.cpp	(.../ApplicationPost.cpp)	(revision 3e64d98e243484505a44d99b13826097cb6b01eb)
@@ -37,48 +37,48 @@
 void ApplicationPost::start()
 {
     QString postLogFileName = qApp->applicationDirPath() + "/" + Storage::POST_LOG;
-    if (Storage::FileHandler::read(postLogFileName, _content) ) {
-        _isFileSystem   = checkFileSystem    ();
-        _isCANBus       = checkCANBus        ();
-        _isDisplay      = checkDisplay       ();
-        _isTouch        = checkTouch         ();
-        _isSDCard       = checkSDCard        ();
-        _isRtc          = checkRtc           ();
-        _isWiFi         = checkWiFi          ();
-        _isBluetooth    = checkBluetooth     ();
-        _isEthernet     = checkEthernet      ();
-        _isSound        = checkSound         ();
-        // Please take care that, all of the checks have to be done so they need to be assigned to a variable and then, and them,
-        // otherwise on the first fail rest will not run by compiler optimization.
-        _isDone         = _isFileSystem      &&
-                          _isCANBus          &&
-                          _isDisplay         &&
-                          _isTouch           &&
-                          _isSDCard          &&
-                          _isRtc             &&
-                          // _isWiFi            && // is not mandatory and the device can still be used without it. Alarm will be triggered to notify user in Active Alarm List.,
-                          // _isBluetooth       && // is not mandatory and the device can still be used without it. Alarm will be triggered to notify user in Active Alarm List.,
-                          _isEthernet        &&
-                          _isSound             ;
+    if (Storage::FileHandler::read(postLogFileName, _content)) {
+        _isShaSum       = checkShaSum       (); // This is a fault. Will always return true for now. Alarm will be triggered to notify user in Active Alarm List. There is a comment in the class definition about some ideas later.
+        _isCANBus       = checkCANBus       ();
+        _isDisplay      = checkDisplay      ();
+        _isTouch        = checkTouch        ();
+        _isSDCard       = checkSDCard       ();
+        _isRtc          = checkRtc          ();
+        _isWiFi         = checkWiFi         (); // is not mandatory and the device can still be used without it.    Alarm will be triggered to notify user in Active Alarm List.
+        _isBluetooth    = checkBluetooth    (); // is not mandatory and the device can still be used without it.    Alarm will be triggered to notify user in Active Alarm List.
+        _isEthernet     = checkEthernet     (); // this is not a Fault and not required the application to stop. No Alarm will be triggered.
+        _isSound        = checkSound        (); // this is not a Fault and not required the application to stop. No Alarm will be triggered.
+        // WARNING:
+        // all of the checks have to be done,
+        // although some are not failing the final result,
+        // so they need to be assigned to a variable and then, AND(&&) them,
+        // otherwise on the first fail rest of the checks will not run by compiler optimization.
+        _isDone         = _isShaSum         &&
+                          _isCANBus         &&
+                          _isDisplay        &&
+                          _isTouch          &&
+                          _isSDCard         &&
+                          _isRtc             ;
     }
     else {
+        // TODO: Ignored for now but this could be a FileSystem check failure, and the post.log has to always exist.
+        // _done = false;
         LOG_EVENT(tr("The POST log file could not be read."));
     }
     emit didDone(_isDone);
 }
 
 /*!
- * \brief   ApplicationPost::checkFileSystem
+ * \brief   ApplicationPost::checkShaSum
  * \details Checks the File System Integrity
- * \return  false if there is an issue [No Implementation yet (always true)].
+ * \return  false if there is an issue [Not effects the UI Final POST result for now (always true)].
  */
-bool ApplicationPost::checkFileSystem()
+bool ApplicationPost::checkShaSum()
 {
-    bool ok = true;
-    //TODO: it will be done after consulting as part of CyberSecurity
-    if (! ok) emit didFail(Gui::GuiAlarmID::ALARM_ID_UI_POST_FAILURE_FILESYSTEM);
-    emit didFileSystem(ok);
-    return ok;
+    bool ok = _content.contains(_postmsg_shasum);
+    if (! ok) emit didFail(Gui::GuiAlarmID::ALARM_ID_UI_POST_FAILURE_SHASUM);
+    emit didShaSum(ok);
+    return true;// ok; //TODO: always true for now. Look at the class to-do note.
 }
 
 /*!
@@ -150,11 +150,11 @@
 /*!
  * \brief   ApplicationPost::checkWiFi
  * \details Checks the WiFi driver is loaded and functional
- * \return  false if there is an issue [No Implementation yet (always true)].
+ * \return  false if there is an issue.
  */
 bool ApplicationPost::checkWiFi()
 {
-    bool ok = true; //TODO: _content.contains(_postmsg_wifi);
+    bool ok = _content.contains(_postmsg_wifi);
     if (! ok) emit didFail(Gui::GuiAlarmID::ALARM_ID_UI_POST_FAILURE_WIFI);
     emit didWiFi(ok);
     return ok;
@@ -163,7 +163,7 @@
 /*!
  * \brief   ApplicationPost::checkBluetooth
  * \details Checks the Bluetooth driver is loaded and functional
- * \return  false if there is an issue [No Implementation yet (always false)].
+ * \return  false if there is an issue.
  */
 bool ApplicationPost::checkBluetooth()
 {
@@ -176,7 +176,7 @@
 /*!
  * \brief   ApplicationPost::checkEthernet
  * \details Checks the Ethernet driver is loaded and functional.
- * \return  false if there is an issue [No Implementation yet (always true)].
+ * \return  false if there is an issue [Removed from the PRS (always true)].
  */
 bool ApplicationPost::checkEthernet()
 {
@@ -200,4 +200,3 @@
     emit didSound(ok);
     return ok;
 }
-