Add in the option to restore the default configuration

src/library/sysadm-firewall.cpp

@@ -129,6 +129,15 @@ void Firewall::Restart()
     system("/etc/rc.d/ipfw restart");
 }
 
+void Firewall::RestoreDefaults()
+{
+    //move the files out of the way
+    system("mv /etc/ipfw.rules /etc/ipfw.rules.previous");
+    system("mv /etc/ipfw.openports /etc/ipfw.openports.previous");
+    //refresh/restart the rules files
+    system("sh /usr/local/share/pcbsd/scripts/reset-firewall");
+}
+
 Firewall::Firewall()
 {    
     readServicesFile();

src/library/sysadm-firewall.h

@@ -55,7 +55,6 @@ public:
      * @return a QVector of the open ports
      */
     QVector<PortInfo> OpenPorts();
-
     ///#endsection
 
     ///#section: firewall commands
@@ -76,6 +75,11 @@ public:
      * @brief Restarts the firewall
      */
     void Restart();
+
+    /**
+     * @brief Restores the Default Configuration
+     */
+    void RestoreDefaults();
     ///#endsection
 
     ///#section: ctors dtors