Wellenreiter can now open and replay capture files as written by tcpdump, ethereal, etc.

Next task: writing capture files

7 files changed, 121 insertions, 48 deletions

diff --git a/noncore/net/wellenreiter/gui/configbase.ui b/noncore/net/wellenreiter/gui/configbase.ui
index dda7ba0..3ece270 100644
--- a/noncore/net/wellenreiter/gui/configbase.ui
+++ b/noncore/net/wellenreiter/gui/configbase.ui
@@ -124,96 +124,102 @@
                     </property>
                     <property stdset="1">
                         <name>enabled</name>
                         <bool>false</bool>
                     </property>
                     <property stdset="1">
                         <name>text</name>
                         <string>Active Scanning (caution!)</string>
                     </property>
                 </widget>
                 <widget row="1"  column="0" >
                     <class>QComboBox</class>
                     <item>
                         <property>
                             <name>text</name>
                             <string>&lt;select&gt;</string>
                         </property>
                     </item>
                     <item>
                         <property>
                             <name>text</name>
                             <string>cisco</string>
                         </property>
                     </item>
                     <item>
                         <property>
                             <name>text</name>
                             <string>wlan-ng</string>
                         </property>
                     </item>
                     <item>
                         <property>
                             <name>text</name>
                             <string>hostap</string>
                         </property>
                     </item>
                     <item>
                         <property>
                             <name>text</name>
                             <string>orinoco</string>
                         </property>
                     </item>
                     <item>
                         <property>
                             <name>text</name>
                             <string>&lt;manual&gt;</string>
                         </property>
                     </item>
+                    <item>
+                        <property>
+                            <name>text</name>
+                            <string>&lt;file&gt;</string>
+                        </property>
+                    </item>
                     <property stdset="1">
                         <name>name</name>
                         <cstring>deviceType</cstring>
                     </property>
                     <property stdset="1">
                         <name>enabled</name>
                         <bool>true</bool>
                     </property>
                     <property>
                         <name>whatsThis</name>
                         <string>Choose the type of driver used for sniffing.</string>
                     </property>
                 </widget>
                 <widget row="3"  column="0"  rowspan="1"  colspan="2" >
                     <class>QCheckBox</class>
                     <property stdset="1">
                         <name>name</name>
                         <cstring>additionalInfo</cstring>
                     </property>
                     <property stdset="1">
                         <name>enabled</name>
                         <bool>false</bool>
                     </property>
                     <property stdset="1">
                         <name>text</name>
                         <string>Gather Additional Info</string>
                     </property>
                 </widget>
                 <widget row="2"  column="0" >
                     <class>QSpinBox</class>
                     <property stdset="1">
                         <name>name</name>
                         <cstring>hopInterval</cstring>
                     </property>
                     <property stdset="1">
                         <name>enabled</name>
                         <bool>true</bool>
                     </property>
                     <property stdset="1">
                         <name>suffix</name>
                         <string> ms</string>
                     </property>
                     <property stdset="1">
                         <name>maxValue</name>
                         <number>2000</number>
                     </property>
                     <property stdset="1">
                         <name>minValue</name>
diff --git a/noncore/net/wellenreiter/gui/configwindow.cpp b/noncore/net/wellenreiter/gui/configwindow.cpp
index ba1119e..4aca526 100644
--- a/noncore/net/wellenreiter/gui/configwindow.cpp
+++ b/noncore/net/wellenreiter/gui/configwindow.cpp
@@ -1,100 +1,126 @@
 /**********************************************************************
 ** Copyright (C) 2002 Michael 'Mickey' Lauer.  All rights reserved.
 **
 ** This file is part of Opie Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 **********************************************************************/
 
 /* LOCAL */
 #include "configwindow.h"
+#include "mainwindow.h"
 
 /* QT */
+#include <qapplication.h>
 #include <qcombobox.h>
 #include <qfile.h>
 #include <qlayout.h>
 #include <qmap.h>
 #include <qpushbutton.h>
 #include <qspinbox.h>
 #include <qtextstream.h>
 
 /* OPIE */
 #include <opie2/onetwork.h>
 
 WellenreiterConfigWindow* WellenreiterConfigWindow::_instance = 0;
 
 WellenreiterConfigWindow::WellenreiterConfigWindow( QWidget * parent, const char * name, WFlags f )
            :WellenreiterConfigBase( parent, name, true, f )
 {
-    _devicetype[ "cisco" ] = 1;
-    _devicetype[ "wlan-ng" ] = 2;
-    _devicetype[ "hostap" ] = 3;
-    _devicetype[ "orinoco" ] = 4;
-    _devicetype[ "<manual>" ] = 5;
+    _devicetype[ "cisco" ] = DEVTYPE_CISCO;
+    _devicetype[ "wlan-ng" ] = DEVTYPE_WLAN_NG;
+    _devicetype[ "hostap" ] = DEVTYPE_HOSTAP;
+    _devicetype[ "orinoco" ] = DEVTYPE_ORINOCO;
+    _devicetype[ "<manual>" ] = DEVTYPE_MANUAL;
+    _devicetype[ "<file>" ] = DEVTYPE_FILE;
 
     // gather possible interface names from ONetwork
     ONetwork* net = ONetwork::instance();
     ONetwork::InterfaceIterator it = net->iterator();
     while ( it.current() )
     {
         if ( it.current()->isWireless() )
             interfaceName->insertItem( it.current()->name() );
         ++it;
     }
 
     // try to guess device type
     QFile m( "/proc/modules" );
     if ( m.open( IO_ReadOnly ) )
     {
         int devicetype(0);
         QString line;
         QTextStream modules( &m );
         while( !modules.atEnd() && !devicetype )
         {
             modules >> line;
-            if ( line.contains( "cisco" ) ) devicetype = 1;
-            else if ( line.contains( "hostap" ) ) devicetype = 3;
-            else if ( line.contains( "prism" ) ) devicetype = 2;
-            else if ( line.contains( "orinoco" ) ) devicetype = 4;
+            if ( line.contains( "cisco" ) ) devicetype = DEVTYPE_CISCO;
+            else if ( line.contains( "hostap" ) ) devicetype = DEVTYPE_HOSTAP;
+            else if ( line.contains( "prism" ) ) devicetype = DEVTYPE_WLAN_NG;
+            else if ( line.contains( "orinoco" ) ) devicetype = DEVTYPE_ORINOCO;
         }
         if ( devicetype )
         {
             deviceType->setCurrentItem( devicetype );
-            qDebug( "Wellenreiter: guessed device type to be %d", devicetype );
+            _guess = devicetype;
+            qDebug( "Wellenreiter: guessed device type to be #%d", devicetype );
         }
     }
 
     #ifdef Q_WS_X11 // We're on X11: adding an Ok-Button for the Dialog here
     QPushButton* okButton = new QPushButton( "ok", this );
     okButton->show();
     Layout5_2->addWidget( okButton, 0, 3 ); //FIXME: rename this in configbase.ui
     connect( okButton, SIGNAL( clicked() ), this, SLOT( accept() ) );
     #endif
 
     WellenreiterConfigWindow::_instance = this;
+
+    connect( deviceType, SIGNAL( activated(int) ), this, SLOT( changedDeviceType(int) ) );
 };
 
+
 int WellenreiterConfigWindow::daemonDeviceType()
 {
     QString name = deviceType->currentText();
     if ( _devicetype.contains( name ) )
     {
         return _devicetype[name];
     }
     else
     {
         return 0;
     }
 };
 
+
 int WellenreiterConfigWindow::daemonHopInterval()
 {
     return hopInterval->cleanText().toInt();
 }
+
+
+void WellenreiterConfigWindow::changedDeviceType(int t)
+{
+    if ( t != DEVTYPE_FILE ) return;
+    QString name = ( (WellenreiterMainWindow*) qApp->mainWidget() )->getFileName(false);
+    if ( !name.isNull() && QFile::exists( name ) )
+    {
+        interfaceName->insertItem( name );
+        interfaceName->setCurrentItem( interfaceName->count()-1 );
+    }
+    else
+    {
+        deviceType->setCurrentItem( _guess );
+    }
+
+}
+
diff --git a/noncore/net/wellenreiter/gui/configwindow.h b/noncore/net/wellenreiter/gui/configwindow.h
index 5fd0327..7df1a80 100644
--- a/noncore/net/wellenreiter/gui/configwindow.h
+++ b/noncore/net/wellenreiter/gui/configwindow.h
@@ -1,44 +1,56 @@
 /**********************************************************************
 ** Copyright (C) 2002 Michael 'Mickey' Lauer.  All rights reserved.
 **
 ** This file is part of Opie Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 **********************************************************************/
 
 #ifndef WELLENREITERCONFIGWINDOW_H
 #define WELLENREITERCONFIGWINDOW_H
 
 #include "configbase.h"
 #include <qmap.h>
 #include <qcombobox.h>
 #include <qstring.h>
 
+const int DEVTYPE_SELECT = 0;
+const int DEVTYPE_CISCO = 1;
+const int DEVTYPE_WLAN_NG = 2;
+const int DEVTYPE_HOSTAP = 3;
+const int DEVTYPE_ORINOCO = 4;
+const int DEVTYPE_MANUAL = 5;
+const int DEVTYPE_FILE = 6;
+
 class WellenreiterConfigWindow;
 
 class WellenreiterConfigWindow : public WellenreiterConfigBase
 {
+  Q_OBJECT
 
   public:
     WellenreiterConfigWindow( QWidget * parent = 0, const char * name = "WellenreiterConfigWindow", WFlags f = 0 );
     int daemonDeviceType();
     int daemonHopInterval();
     const QString soundOnNetwork() const { return netSound->currentText(); };
     const QString soundOnBeacon() const { return beaconSound->currentText(); };
     static WellenreiterConfigWindow* instance() { return _instance; };
 
+  public slots:
+    void changedDeviceType(int);
+
   protected:
     QMap<QString, int> _devicetype;
     static WellenreiterConfigWindow* _instance;
+    int _guess;
 
 };
 
 #endif
-
diff --git a/noncore/net/wellenreiter/gui/mainwindow.cpp b/noncore/net/wellenreiter/gui/mainwindow.cpp
index 94e3f28..6cd364c 100644
--- a/noncore/net/wellenreiter/gui/mainwindow.cpp
+++ b/noncore/net/wellenreiter/gui/mainwindow.cpp
@@ -178,130 +178,132 @@ void WellenreiterMainWindow::showConfigure()
 
 
 
 void WellenreiterMainWindow::updateToolButtonState()
 {
     const QString& interface = cw->interfaceName->currentText();
     const int cardtype = cw->daemonDeviceType();
     const int interval = cw->daemonHopInterval();
 
     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 );
 }
 
 
 WellenreiterMainWindow::~WellenreiterMainWindow()
 {
     delete infoIconSet;
     delete settingsIconSet;
     delete startIconSet;
     delete stopIconSet;
 };
 
 void WellenreiterMainWindow::demoAddStations()
 {
     mw->netView()->addNewItem( "managed", "Vanille", "00:00:20:EF:A6:43", true, 6, 80 );
     mw->netView()->addNewItem( "managed", "Vanille", "00:30:6D:EF:A6:23", true, 11, 10 );
     mw->netView()->addNewItem( "adhoc", "ELAN", "00:A0:F8:E7:16:22", false, 3, 10 );
     mw->netView()->addNewItem( "adhoc", "ELAN", "00:AA:01:E7:56:62", false, 3, 15 );
     mw->netView()->addNewItem( "adhoc", "ELAN", "00:B0:8E:E7:56:E2", false, 3, 20 );
 }
 
+
 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;
     if ( save )
     {
         #ifdef QWS
         str = OFileDialog::getSaveFileName( 2, "/", QString::null, map );
         #else
         str = QFileDialog::getSaveFileName();
         #endif
         if ( str.isEmpty() || QFileInfo(str).isDir() )
             return "";
     }
     else
     {
         #ifdef QWS
         str = OFileDialog::getOpenFileName( 2, "/", QString::null, map );
         #else
         str = QFileDialog::getOpenFileName();
         #endif
         if ( str.isEmpty() || !QFile(str).exists() || QFileInfo(str).isDir() )
             return "";
     }
     return str;
 }
 
+
 void WellenreiterMainWindow::fileSaveLog()
 {
     QString fname = getFileName( true );
     if ( !fname.isEmpty() )
     {
         QFile f( fname );
         if ( f.open(IO_WriteOnly) )
         {
             QTextStream t( &f );
             t << mw->logWindow()->getLog();
             f.close();
             qDebug( "Saved log to file '%s'", (const char*) fname );
         }
         else
         {
             qDebug( "Problem saving log to file '%s'", (const char*) fname );
         }
     }
 }
 
 void WellenreiterMainWindow::fileSaveSession()
 {
     QString fname = getFileName( true );
     if ( !fname.isEmpty() )
     {
 
         QFile f( fname );
         if ( f.open(IO_WriteOnly) )
         {
             QDataStream t( &f );
             t << *mw->netView();
             f.close();
             qDebug( "Saved session to file '%s'", (const char*) fname );
         }
         else
         {
             qDebug( "Problem saving session to file '%s'", (const char*) fname );
         }
     }
 }
 
 void WellenreiterMainWindow::fileSaveHex()
 {
     QString fname = getFileName( true );
     if ( !fname.isEmpty() )
     {
         QFile f( fname );
         if ( f.open(IO_WriteOnly) )
diff --git a/noncore/net/wellenreiter/gui/mainwindow.h b/noncore/net/wellenreiter/gui/mainwindow.h
index 1e191e5..926bb0a 100644
--- a/noncore/net/wellenreiter/gui/mainwindow.h
+++ b/noncore/net/wellenreiter/gui/mainwindow.h
@@ -1,66 +1,64 @@
 /**********************************************************************
 ** Copyright (C) 2002 Michael 'Mickey' Lauer.  All rights reserved.
 **
 ** This file is part of Opie Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 **********************************************************************/
 
 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H
 
 #include <qmainwindow.h>
 
 class Wellenreiter;
 class WellenreiterConfigWindow;
 class QIconSet;
 class QToolButton;
 
 class WellenreiterMainWindow: public QMainWindow
 {
   Q_OBJECT
 
   public:
     WellenreiterMainWindow( QWidget * parent = 0, const char * name = "mainwindow", WFlags f = 0 );
     ~WellenreiterMainWindow();
+    QString getFileName( bool save );
 
   protected:
     Wellenreiter* mw;
     WellenreiterConfigWindow* cw;
 
     const QIconSet* startIconSet;
     const QIconSet* stopIconSet;
     const QIconSet* infoIconSet;
     const QIconSet* settingsIconSet;
 
     QToolButton* startButton;
     QToolButton* stopButton;
     int startID;
     int stopID;
 
   protected:
     virtual void closeEvent( QCloseEvent* );
     void updateToolButtonState();
 
-  private:
-    QString getFileName( bool save );
-
   public slots:
     void showConfigure();
     void demoAddStations();
     void fileSaveLog();
     void fileSaveHex();
     void fileSaveSession();
     void fileLoadSession();
     void fileNew();
     void changedSniffingState();
 };
 
 #endif
diff --git a/noncore/net/wellenreiter/gui/wellenreiter.cpp b/noncore/net/wellenreiter/gui/wellenreiter.cpp
index 3372883..5c10c3b 100644
--- a/noncore/net/wellenreiter/gui/wellenreiter.cpp
+++ b/noncore/net/wellenreiter/gui/wellenreiter.cpp
@@ -176,164 +176,190 @@ void Wellenreiter::receivePacket(OPacket* p)
                 (const char*) wlan->macAddress3().toString(true),
                 (const char*) wlan->macAddress1().toString(true),
                 (const char*) wlan->macAddress2().toString(true) );
             netView()->traffic( "fromDS", wlan->macAddress3().toString(),
                                         wlan->macAddress1().toString(),
                                         wlan->macAddress2().toString() );
         }
         else
         if ( !wlan->fromDS() && wlan->toDS() )
         {
             qDebug( "ToDS traffic: '%s' -> '%s' via '%s'",
                 (const char*) wlan->macAddress2().toString(true),
                 (const char*) wlan->macAddress3().toString(true),
                 (const char*) wlan->macAddress1().toString(true) );
             netView()->traffic( "toDS", wlan->macAddress2().toString(),
                                       wlan->macAddress3().toString(),
                                       wlan->macAddress1().toString() );
         }
         else
         if ( wlan->fromDS() && wlan->toDS() )
         {
             qDebug( "WSD(bridge) traffic: '%s' -> '%s' via '%s' and '%s'",
                 (const char*) wlan->macAddress4().toString(true),
                 (const char*) wlan->macAddress3().toString(true),
                 (const char*) wlan->macAddress1().toString(true),
                 (const char*) wlan->macAddress2().toString(true) );
             netView()->traffic( "WSD", wlan->macAddress4().toString(),
                                      wlan->macAddress3().toString(),
                                      wlan->macAddress1().toString(),
                                      wlan->macAddress2().toString() );
         }
         else
         {
             qDebug( "IBSS(AdHoc) traffic: '%s' -> '%s' (Cell: '%s')'",
                 (const char*) wlan->macAddress2().toString(true),
                 (const char*) wlan->macAddress1().toString(true),
                 (const char*) wlan->macAddress3().toString(true) );
             netView()->traffic( "IBSS", wlan->macAddress2().toString(),
                                         wlan->macAddress1().toString(),
                                         wlan->macAddress3().toString() );
         }
         return;
     }
 }
 
 
 void Wellenreiter::stopClicked()
 {
-    disconnect( SIGNAL( receivedPacket(OPacket*) ), this, SLOT( receivePacket(OPacket*) ) );
-    disconnect( SIGNAL( hopped(int) ), this, SLOT( channelHopped(int) ) );
-    iface->setChannelHopping(); // stop hopping channels
+    if ( iface )
+    {
+        disconnect( SIGNAL( receivedPacket(OPacket*) ), this, SLOT( receivePacket(OPacket*) ) );
+        disconnect( SIGNAL( hopped(int) ), this, SLOT( channelHopped(int) ) );
+        iface->setChannelHopping(); // stop hopping channels
+    }
+    else
+        killTimers();
+
     pcap->close();
     sniffing = false;
-    #ifdef QWS
-    oApp->setTitle();
-    #else
-    qApp->mainWidget()->setCaption( "Wellenreiter II" );
-    #endif
 
-    // get interface name from config window
-    const QString& interface = configwindow->interfaceName->currentText();
-    ONetwork* net = ONetwork::instance();
-    iface = static_cast<OWirelessNetworkInterface*>(net->interface( interface ));
+    if ( iface )
+    {
+        // switch off monitor mode
+        iface->setMonitorMode( false );
+        // switch off promisc flag
+        iface->setPromiscuousMode( false );
 
-    // switch off monitor mode
-    iface->setMonitorMode( false );
-    // switch off promisc flag
-    iface->setPromiscuousMode( false );
+        system( "cardctl reset; sleep 1" ); //FIXME: Use OProcess
+    }
 
-    system( "cardctl reset; sleep 1" ); //FIXME: Use OProcess
     logwindow->log( "(i) Stopped Scanning." );
     assert( parent() );
     ( (QMainWindow*) parent() )->setCaption( "Wellenreiter II" );
 
     // message the user
     QMessageBox::information( this, "Wellenreiter II", "Your wireless card\nshould now be usable again." );
 
     sniffing = false;
     emit( stoppedSniffing() );
 
     // print out statistics
     statwindow->log( "-----------------------------------------" );
     statwindow->log( "- Wellenreiter II Capturing Statistic -" );
     statwindow->log( "-----------------------------------------" );
     statwindow->log( "Packet Type         |   Receive Count" );
 
     for( QMap<QString,int>::ConstIterator it = pcap->statistics().begin(); it != pcap->statistics().end(); ++it )
     {
         QString left;
         left.sprintf( "%s", (const char*) it.key() );
         left = left.leftJustify( 20 );
         left.append( '|' );
         QString right;
         right.sprintf( "%d", it.data() );
         right = right.rightJustify( 7 );
         statwindow->log( left + right );
     }
 
 }
 
 
 void Wellenreiter::startClicked()
 {
     // get configuration from config window
 
     const QString& interface = configwindow->interfaceName->currentText();
     const int cardtype = configwindow->daemonDeviceType();
     const int interval = configwindow->daemonHopInterval();
 
     if ( ( interface == "" ) || ( cardtype == 0 ) )
     {
         QMessageBox::information( this, "Wellenreiter II", "Your device is not\nproperly configured. Please reconfigure!" );
         return;
     }
 
     // configure device
 
     ONetwork* net = ONetwork::instance();
     iface = static_cast<OWirelessNetworkInterface*>(net->interface( interface ));
 
     // set monitor mode
 
     switch ( cardtype )
     {
-        case 1: iface->setMonitoring( new OCiscoMonitoringInterface( iface ) ); break;
-        case 2: iface->setMonitoring( new OWlanNGMonitoringInterface( iface ) ); break;
-        case 3: iface->setMonitoring( new OHostAPMonitoringInterface( iface ) ); break;
-        case 4: iface->setMonitoring( new OOrinocoMonitoringInterface( iface ) ); break;
-        default:
-            QMessageBox::information( this, "Wellenreiter II", "Bring your device into\nmonitor mode now." );
+        case DEVTYPE_CISCO: iface->setMonitoring( new OCiscoMonitoringInterface( iface ) ); break;
+        case DEVTYPE_WLAN_NG: iface->setMonitoring( new OWlanNGMonitoringInterface( iface ) ); break;
+        case DEVTYPE_HOSTAP: iface->setMonitoring( new OHostAPMonitoringInterface( iface ) ); break;
+        case DEVTYPE_ORINOCO: iface->setMonitoring( new OOrinocoMonitoringInterface( iface ) ); break;
+        case DEVTYPE_MANUAL: QMessageBox::information( this, "Wellenreiter II", "Bring your device into\nmonitor mode now." ); break;
+        case DEVTYPE_FILE: qDebug( "Wellenreiter: Capturing from file '%s'", (const char*) interface ); break;
+        default: assert( 0 ); // shouldn't reach this
     }
 
-    if ( cardtype > 0 && cardtype < 5 )
-        iface->setMonitorMode( true );
-
-    if ( !iface->monitorMode() )
+    // switch device into monitor mode
+    if ( cardtype < DEVTYPE_FILE )
     {
-        QMessageBox::warning( this, "Wellenreiter II", "Can't set device into monitor mode." );
-        return;
+        if ( cardtype != DEVTYPE_MANUAL )
+            iface->setMonitorMode( true );
+        if ( !iface->monitorMode() )
+        {
+            QMessageBox::warning( this, "Wellenreiter II", "Can't set device into monitor mode." );
+            return;
+        }
     }
 
     // open pcap and start sniffing
-    pcap->open( interface );
+    if ( cardtype != DEVTYPE_FILE )
+        pcap->open( interface );
+    else
+        pcap->open( QFile( interface ) );
 
     if ( !pcap->isOpen() )
     {
         QMessageBox::warning( this, "Wellenreiter II", "Can't open packet capturer:\n" + QString(strerror( errno ) ));
         return;
     }
 
     // set capturer to non-blocking mode
     pcap->setBlocking( false );
 
     // start channel hopper
-    iface->setChannelHopping( 1000 ); //use interval from config window
+    if ( cardtype != DEVTYPE_FILE )
+        iface->setChannelHopping( 1000 ); //use interval from config window
 
-    // connect
-    connect( pcap, SIGNAL( receivedPacket(OPacket*) ), this, SLOT( receivePacket(OPacket*) ) );
-    connect( iface->channelHopper(), SIGNAL( hopped(int) ), this, SLOT( channelHopped(int) ) );
+    if ( cardtype != DEVTYPE_FILE )
+    {
+        // connect socket notifier and start channel hopper
+        connect( pcap, SIGNAL( receivedPacket(OPacket*) ), this, SLOT( receivePacket(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;
     emit( startedSniffing() );
 }
+
+
+void Wellenreiter::timerEvent( QTimerEvent* )
+{
+    qDebug( "Wellenreiter::timerEvent()" );
+    OPacket* p = pcap->next();
+    receivePacket( p );
+    delete p;
+}
+
diff --git a/noncore/net/wellenreiter/gui/wellenreiter.h b/noncore/net/wellenreiter/gui/wellenreiter.h
index 839c77e..c37a9f2 100644
--- a/noncore/net/wellenreiter/gui/wellenreiter.h
+++ b/noncore/net/wellenreiter/gui/wellenreiter.h
@@ -4,75 +4,78 @@
 ** This file is part of Opie Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 **********************************************************************/
 
 #ifndef WELLENREITER_H
 #define WELLENREITER_H
 
 #include "wellenreiterbase.h"
 
 #ifdef QWS
 #include <opie/odevice.h>
 using namespace Opie;
 #endif
 
 class QTimerEvent;
 class QPixmap;
 class OPacket;
 class OPacketCapturer;
 class OWirelessNetworkInterface;
 
 class ManufacturerDB;
 class WellenreiterConfigWindow;
 class MLogWindow;
 class MHexWindow;
 
 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; };
     MHexWindow* hexWindow() const { return hexwindow; };
     bool isDaemonRunning() const { return sniffing; };
 
     bool sniffing;
 
+  protected:
+    virtual void timerEvent( QTimerEvent* );
+
   public slots:
     void channelHopped(int);
     void receivePacket(OPacket*);
     void startClicked();
     void stopClicked();
 
   signals:
     void startedSniffing();
     void stoppedSniffing();
 
   private:
     #ifdef QWS
     OSystem _system;                // Opie Operating System identifier
     #endif
 
     OWirelessNetworkInterface* iface;
     OPacketCapturer* pcap;
     ManufacturerDB* manufacturerdb;
     WellenreiterConfigWindow* configwindow;
 
     //void readConfig();
     //void writeConfig();
 };
 
 
 
 #endif