don't always write a capture file

3 files changed, 7 insertions, 7 deletions

diff --git a/noncore/net/wellenreiter/gui/mainwindow.cpp b/noncore/net/wellenreiter/gui/mainwindow.cpp
index 8525109..ef7ffcf 100644
--- a/noncore/net/wellenreiter/gui/mainwindow.cpp
+++ b/noncore/net/wellenreiter/gui/mainwindow.cpp
@@ -177,97 +177,97 @@ WellenreiterMainWindow::WellenreiterMainWindow( QWidget * parent, const char * n
 
     // setup status bar (for now only on X11)
 
     #ifndef QWS
     statusBar()->message( tr( "Ready." ) );
     #endif
 
     connect( mw, SIGNAL( startedSniffing() ), this, SLOT( changedSniffingState() ) );
     connect( mw, SIGNAL( stoppedSniffing() ), this, SLOT( changedSniffingState() ) );
 };
 
 
 
 void WellenreiterMainWindow::showConfigure()
 {
     odebug << "show configure..." << oendl; 
     cw->setCaption( tr( "Configure" ) );
     int result = QPEApplication::execDialog( cw );
 
     if ( result ) updateToolButtonState();
 }
 
 
 void WellenreiterMainWindow::updateToolButtonState()
 {
     const QString& interface = cw->interfaceName->currentText();
     const int cardtype = cw->driverType();
 
     if ( ( interface != "<select>" ) && ( cardtype != 0 ) )
     {
         startButton->setEnabled( true );
         menuBar()->setItemEnabled( startID, true );
     }
     else
     {
         startButton->setEnabled( false );
         menuBar()->setItemEnabled( startID, false );
     }
 }
 
 
 void WellenreiterMainWindow::changedSniffingState()
 {
     startButton->setEnabled( !mw->sniffing );
     menuBar()->setItemEnabled( startID, !mw->sniffing );
     stopButton->setEnabled( mw->sniffing );
     menuBar()->setItemEnabled( stopID, mw->sniffing );
 
-    if ( !mw->sniffing )
+    if ( !mw->sniffing && QFile::exists( mw->dumpname ) )
     {
         menuBar()->setItemEnabled( uploadID, true );
         uploadButton->setEnabled( true );
     }
 }
 
 
 WellenreiterMainWindow::~WellenreiterMainWindow()
 {
     odebug << "Wellenreiter: bye." << oendl; 
 };
 
 
 void WellenreiterMainWindow::demoAddStations()
 {
     //mw = 0; // test SIGSEGV handling
 
     mw->netView()->addNewItem( "managed", "Vanille", OMacAddress::fromString("00:00:20:EF:A6:43"), true, 6, 80, GpsLocation( 39.8794, -94.0936) );
     mw->netView()->addNewItem( "managed", "Vanille", OMacAddress::fromString("00:30:6D:EF:A6:23"), true, 11, 10, GpsLocation( 0.0, 0.0 ) );
     mw->netView()->addNewItem( "adhoc", "ELAN", OMacAddress::fromString("00:03:F8:E7:16:22"), false, 3, 10, GpsLocation( 5.5, 2.3 ) );
     mw->netView()->addNewItem( "adhoc", "ELAN", OMacAddress::fromString("00:04:01:E7:56:62"), false, 3, 15, GpsLocation( 2.3, 5.5 ) );
     mw->netView()->addNewItem( "adhoc", "ELAN", OMacAddress::fromString("00:05:8E:E7:56:E2"), false, 3, 20, GpsLocation( -10.0, -20.5 ) );
 }
 
 
 void WellenreiterMainWindow::demoReadFromGps()
 {
     WellenreiterConfigWindow* configwindow = WellenreiterConfigWindow::instance();
     GPS* gps = new GPS( this );
     odebug << "Wellenreiter::demoReadFromGps(): url=gps://" << configwindow->gpsdHost->currentText() << ":" << configwindow->gpsdPort->value() << "/" << oendl; 
     gps->open( configwindow->gpsdHost->currentText(), configwindow->gpsdPort->value() );
     GpsLocation loc = gps->position();
     QMessageBox::information( this, "Wellenreiter/Opie", tr( "GPS said:\n%1" ).arg( loc.dmsPosition() ) );
     delete gps;
 }
 
 
 QString WellenreiterMainWindow::getFileName( bool save )
 {
     QMap<QString, QStringList> map;
     map.insert( tr("All"), QStringList() );
     QStringList text;
     text << "text/*";
     map.insert( tr("Text"), text );
     text << "*";
     map.insert( tr("All"), text );
 
     QString str;
diff --git a/noncore/net/wellenreiter/gui/wellenreiter.cpp b/noncore/net/wellenreiter/gui/wellenreiter.cpp
index fe8f22d..2f85790 100644
--- a/noncore/net/wellenreiter/gui/wellenreiter.cpp
+++ b/noncore/net/wellenreiter/gui/wellenreiter.cpp
@@ -68,96 +68,97 @@ Wellenreiter::Wellenreiter( QWidget* parent )
 {
 
     logwindow->log( "(i) Wellenreiter has been started." );
 
     //
     // detect operating system
     //
 
     #ifdef QWS
     QString sys;
     sys.sprintf( "(i) Running on '%s'.", (const char*) ODevice::inst()->systemString() );
     _system = ODevice::inst()->system();
     logwindow->log( sys );
     #endif
 
     netview->setColumnWidthMode( 1, QListView::Manual );
     connect( netview, SIGNAL( joinNetwork(const QString&,const QString&,int,const QString&) ),
              this, SLOT( joinNetwork(const QString&,const QString&,int,const QString&) ) );
     pcap = new OPacketCapturer();
     pcap->setAutoDelete( false );
 
     gps = new GPS( this );
 
     QTimer::singleShot( 1000, this, SLOT( initialTimer() ) );
 
     registerSignalHandler();
 }
 
 
 Wellenreiter::~Wellenreiter()
 {
     delete pcap;
     //unregisterSignalHandler();
 }
 
 
 void Wellenreiter::initialTimer()
 {
     odebug << "preloading manufacturer database..." << oendl;
     OManufacturerDB::instance();
 }
 
 
 void Wellenreiter::signalHandler( int sig )
 {
     oerr << "Aye! Received SIGSEGV or SIGBUS! Trying to exit gracefully..." << oendl;
     if ( Wellenreiter::instance->sniffing )
     {
+        Wellenreiter::instance->pcap->closeDumpFile();
         Wellenreiter::instance->pcap->close();
         Wellenreiter::instance->stopClicked();
     }
     oerr << "Phew. Seemed to work." << oendl;
     ::exit( -1 );
 }
 
 
 void Wellenreiter::registerSignalHandler()
 {
     Wellenreiter::instance = this;
     struct sigaction action;
 
     action.sa_handler = Wellenreiter::signalHandler;
     if (sigemptyset(&action.sa_mask))
         oerr << "sigemptyset() failure:" << strerror( errno ) << oendl;
     if (sigaction(SIGSEGV, &action, NULL))
         oerr << "can't set up a signal handler for SIGSEGV:" << strerror( errno ) << oendl;
     if (sigaction(SIGBUS, &action, NULL))
         oerr << "can't set up a signal handler for SIGBUS:" << strerror( errno ) << oendl;
     odebug << "signal handlers setup." << oendl;
 }
 
 
 void Wellenreiter::setConfigWindow( WellenreiterConfigWindow* cw )
 {
     configwindow = cw;
 }
 
 
 void Wellenreiter::channelHopped(int c)
 {
     QString title = "Wellenreiter II -scan- [";
     QString left;
     if ( c > 1 ) left.fill( '.', c-1 );
     title.append( left );
     title.append( '|' );
     if ( c < iface->channels() )
     {
         QString right;
         right.fill( '.', iface->channels()-c );
         title.append( right );
     }
     title.append( "]" );
     //title.append( QString().sprintf( " %02d", c ) );
     assert( parent() );
     ( (QMainWindow*) parent() )->setCaption( title );
 }
@@ -577,108 +578,107 @@ void Wellenreiter::startClicked()
             return;
         }
     }
     // set monitor mode
     bool usePrism = configwindow->usePrismHeader();
 
     switch ( cardtype )
     {
         case DEVTYPE_CISCO: iface->setMonitoring( new OCiscoMonitoringInterface( iface, usePrism ) ); break;
         case DEVTYPE_WLAN_NG: iface->setMonitoring( new OWlanNGMonitoringInterface( iface, usePrism ) ); break;
         case DEVTYPE_HOSTAP: iface->setMonitoring( new OHostAPMonitoringInterface( iface, usePrism ) ); break;
         case DEVTYPE_ORINOCO: iface->setMonitoring( new OOrinocoMonitoringInterface( iface, usePrism ) ); break;
         case DEVTYPE_MANUAL: QMessageBox::information( this, "Wellenreiter II", tr( "Bring your device into\nmonitor mode now." ) ); break;
         case DEVTYPE_FILE: odebug << "Wellenreiter: Capturing from file '" << interface << "'" << oendl;  break;
         default: assert( 0 ); // shouldn't reach this
     }
 
     // switch device into monitor mode
     if ( cardtype < DEVTYPE_FILE )
     {
         if ( cardtype != DEVTYPE_MANUAL )
             iface->setMode( "monitor" );
         if ( iface->mode() != "monitor" )
         {
             if ( QMessageBox::warning( this, "Wellenreiter II",
                                   tr( "Can't set interface '%1'\ninto monitor mode:\n" ).arg( iface->name() ) + strerror( errno ) +
                                   tr( "\nContinue with limited functionality?" ), QMessageBox::Yes, QMessageBox::No ) == QMessageBox::No )
                 return;
         }
     }
 
     // open GPS device
     if ( configwindow->enableGPS->isChecked() )
     {
         odebug << "Wellenreiter:GPS enabled @ " << configwindow->gpsdHost->currentText() << ":" << configwindow->gpsdPort->value() << "" << oendl;
         gps->open( configwindow->gpsdHost->currentText(), configwindow->gpsdPort->value() );
     }
 
     // open pcap and start sniffing
 
     if ( configwindow->writeCaptureFile->isChecked() ) // write to a user specified capture file?
     {
         dumpname = configwindow->captureFileName->text();
         if ( dumpname.isEmpty() ) dumpname = "captureFile";
         dumpname.append( '-' );
         dumpname.append( QTime::currentTime().toString().replace( QRegExp( ":" ), "-" ) );
         dumpname.append( ".wellenreiter" );
     }
-    else // write it anyway ;)
-    {
-        dumpname = "/var/log/dump.wellenreiter";
-    }
 
     if ( cardtype != DEVTYPE_FILE )
         pcap->open( interface );
     else
         pcap->openCaptureFile( interface );
 
-    odebug << "Wellenreiter:: dumping to " << dumpname << "" << oendl;
+    if ( configwindow->writeCaptureFile->isChecked() )
+    {
+        odebug << "Wellenreiter:: dumping to " << dumpname << oendl;
     pcap->openDumpFile( dumpname );
+    }
 
     if ( !pcap->isOpen() )
     {
         QMessageBox::warning( this, "Wellenreiter II", tr( "Can't open packet capturer for\n'%1':\n" ).arg(
                               cardtype == DEVTYPE_FILE ? (const char*) interface : iface->name() ) + QString(strerror( errno ) ));
         return;
     }
 
     // set capturer to non-blocking mode
     pcap->setBlocking( false );
 
     // start channel hopper
     if ( cardtype != DEVTYPE_FILE )
     {
         logwindow->log( QString().sprintf( "(i) Starting channel hopper (d=%d ms)", configwindow->hopInterval->value() ) );
         iface->setChannelHopping( configwindow->hopInterval->value() ); //use interval from config window
     }
 
     if ( cardtype != DEVTYPE_FILE )
     {
         // connect socket notifier and start channel hopper
         connect( pcap, SIGNAL( receivedPacket(Opie::Net::OPacket*) ), this, SLOT( receivePacket(Opie::Net::OPacket*) ) );
         connect( iface->channelHopper(), SIGNAL( hopped(int) ), this, SLOT( channelHopped(int) ) );
     }
     else
     {
         // start timer for reading packets
         startTimer( 100 );
     }
 
     logwindow->log( "(i) Started Scanning." );
     sniffing = true;
 
     #ifdef QWS
     if ( WellenreiterConfigWindow::instance()->disablePM->isChecked() )
     {
         QCopEnvelope( "QPE/System", "setScreenSaverMode(int)" ) << QPEApplication::Disable;
     }
     #else
         #warning FIXME: setScreenSaverMode is not operational on the X11 build
     #endif
 
     emit( startedSniffing() );
     if ( cardtype != DEVTYPE_FILE ) channelHopped( 6 ); // set title
     else
     {
         assert( parent() );
         ( (QMainWindow*) parent() )->setCaption( tr( "Wellenreiter II - replaying capture file..." ) );
diff --git a/noncore/net/wellenreiter/gui/wellenreiter.h b/noncore/net/wellenreiter/gui/wellenreiter.h
index 32e5690..f582a5f 100644
--- a/noncore/net/wellenreiter/gui/wellenreiter.h
+++ b/noncore/net/wellenreiter/gui/wellenreiter.h
@@ -10,103 +10,103 @@
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 **********************************************************************/
 
 #ifndef WELLENREITER_H
 #define WELLENREITER_H
 
 #include "wellenreiterbase.h"
 
 #ifdef QWS
 #include <opie2/odevice.h>
 #endif
 
 #include <signal.h>
 
 class QTimerEvent;
 class QPixmap;
 namespace Opie {namespace Net {class OPacket;}}
 namespace Opie {namespace Net {class OWaveLanManagementPacket;}}
 namespace Opie {namespace Net {class OWaveLanControlPacket;}}
 namespace Opie {namespace Net {class OWaveLanDataPacket;}}
 namespace Opie {namespace Net {class OEthernetPacket;}}
 namespace Opie {namespace Net {class OARPPacket;}}
 namespace Opie {namespace Net {class OMacAddress;}}
 namespace Opie {namespace Net {class OIPPacket;}}
 namespace Opie {namespace Net {class OPacket;}}
 namespace Opie {namespace Net {class OWirelessNetworkInterface;}}
 namespace Opie {namespace Net {class OPacketCapturer;}}
 class PacketView;
 class WellenreiterConfigWindow;
 class MLogWindow;
 class GPS;
 
 class Wellenreiter : public WellenreiterBase {
     Q_OBJECT
 
   public:
     Wellenreiter( QWidget* parent = 0 );
     ~Wellenreiter();
 
     void setConfigWindow( WellenreiterConfigWindow* cw );
     MScanListView* netView() const { return netview; };
     MLogWindow* logWindow() const { return logwindow; };
     PacketView* hexWindow() const { return hexwindow; };
     bool isDaemonRunning() const { return sniffing; };
     QString captureFileName() const { return dumpname; };
 
   public:
+    QString dumpname;
     bool sniffing;
     static Wellenreiter* instance;
     static void signalHandler( int sig );
 
   protected:
     virtual void timerEvent( QTimerEvent* );
 
   public slots:
     void initialTimer();
 
     void channelHopped(int);
     void receivePacket(Opie::Net::OPacket*);
     void startClicked();
     void stopClicked();
 
     void joinNetwork(const QString&,const QString&,int,const QString&);
 
   signals:
     void startedSniffing();
     void stoppedSniffing();
 
   private:
     void handleManagementFrame( Opie::Net::OPacket* p, Opie::Net::OWaveLanManagementPacket* );
     void handleManagementFrameBeacon( Opie::Net::OPacket* p, Opie::Net::OWaveLanManagementPacket* );
     void handleManagementFrameProbeRequest( Opie::Net::OPacket* p, Opie::Net::OWaveLanManagementPacket* );
     void handleManagementFrameProbeResponse( Opie::Net::OPacket* p, Opie::Net::OWaveLanManagementPacket* );
     void handleControlFrame( Opie::Net::OPacket* p, Opie::Net::OWaveLanControlPacket* control );
     void handleWlanData( Opie::Net::OPacket* p, Opie::Net::OWaveLanDataPacket* data, Opie::Net::OMacAddress& from, Opie::Net::OMacAddress& to );
     void handleEthernetData( Opie::Net::OPacket* p, Opie::Net::OEthernetPacket* data, Opie::Net::OMacAddress& from, Opie::Net::OMacAddress& to );
     void handleARPData( Opie::Net::OPacket* p, Opie::Net::OARPPacket* arp, Opie::Net::OMacAddress& from, Opie::Net::OMacAddress& to );
     void handleIPData( Opie::Net::OPacket* p, Opie::Net::OIPPacket* ip, Opie::Net::OMacAddress& from, Opie::Net::OMacAddress& to );
     void handleNotification( Opie::Net::OPacket* p );
     void doAction( const QString& action, const QString& protocol, Opie::Net::OPacket* p );
     QObject* childIfToParse( Opie::Net::OPacket* p, const QString& protocol );
     bool checkDumpPacket( Opie::Net::OPacket* p );
     void registerSignalHandler();
 
   private:
     #ifdef QWS
     Opie::Core::OSystem _system;                // Opie Operating System identifier
     #endif
 
-    QString dumpname;
     Opie::Net::OWirelessNetworkInterface* iface;
     Opie::Net::OPacketCapturer* pcap;
     WellenreiterConfigWindow* configwindow;
     GPS* gps;
 
     //void readConfig();
     //void writeConfig();
 };
 
 
 
 #endif