- remove deprecated setMonitorMode() API. Use setMode( "monitor" ) now.

- monitor mode now tries to use the standard IW_MODE_MONITOR first. If that
  doesn't work, it falls back to using proprietary iwpriv commands

2 files changed, 69 insertions, 53 deletions

diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index 50c6679..c329e9a 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -668,50 +668,92 @@ int OWirelessNetworkInterface::channelHopping() const
 
 
 OChannelHopper* OWirelessNetworkInterface::channelHopper() const
 {
     return _hopper;
 }
 
 
-void OWirelessNetworkInterface::setMode( const QString& mode )
+void OWirelessNetworkInterface::commit() const
 {
-    _iwr.u.mode = stringToMode( mode );
-    wioctl( SIOCSIWMODE );
+    wioctl( SIOCSIWCOMMIT );
 }
 
 
-QString OWirelessNetworkInterface::mode() const
+void OWirelessNetworkInterface::setMode( const QString& newMode )
 {
-    if ( !wioctl( SIOCGIWMODE ) )
+    #ifdef FINALIZE
+    QString currentMode = mode();
+    if ( currentMode == newMode ) return;
+    #endif
+
+    qDebug( "OWirelessNetworkInterface::setMode(): trying to set mode '%s' (%d)", (const char*) newMode, stringToMode( newMode ) );
+
+    _iwr.u.mode = stringToMode( newMode );
+
+    if ( _iwr.u.mode != IW_MODE_MONITOR )
     {
-        return "<unknown>";
+        // IWR.U.MODE WIRD DURCH ABFRAGE DES MODE HIER PLATTGEMACHT!!!!!!!!!!!!!!!!!!!!! DEPP!
+        _iwr.u.mode = stringToMode( newMode );
+        wioctl( SIOCSIWMODE );
+
+        // special iwpriv fallback for monitor mode (check if we're really out of monitor mode now)
+
+        if ( mode() == "monitor" )
+        {
+            qDebug( "OWirelessNetworkInterface::setMode(): SIOCSIWMODE not sufficient - trying fallback to iwpriv..." );
+            if ( _mon )
+                _mon->setEnabled( false );
+            else
+                qDebug( "ONetwork(): can't switch monitor mode without installed monitoring interface" );
+        }
+
+    }
+    else    // special iwpriv fallback for monitor mode
+    {
+        if ( wioctl( SIOCSIWMODE ) )
+        {
+            qDebug( "OWirelessNetworkInterface::setMode(): IW_MODE_MONITOR ok" );
+        }
+        else
+        {
+            qDebug( "OWirelessNetworkInterface::setMode(): SIOCSIWMODE not working - trying fallback to iwpriv..." );
+
+            if ( _mon )
+                _mon->setEnabled( true );
+            else
+                qDebug( "ONetwork(): can't switch monitor mode without installed monitoring interface" );
+        }
     }
-    return modeToString( _iwr.u.mode );
 }
 
 
-void OWirelessNetworkInterface::setMonitorMode( bool b )
+QString OWirelessNetworkInterface::mode() const
 {
-    if ( _mon )
-        _mon->setEnabled( b );
-    else
-        qDebug( "ONetwork(): can't switch monitor mode without installed monitoring interface" );
-}
+    memset( &_iwr, 0, sizeof( struct iwreq ) );
+
+    if ( !wioctl( SIOCGIWMODE ) )
+    {
+        return "<unknown>";
+    }
 
+    qDebug( "DEBUG: WE's idea of current mode seems to be '%s'", (const char*) modeToString( _iwr.u.mode ) );
 
-bool OWirelessNetworkInterface::monitorMode() const
-{
-    qDebug( "dataLinkType = %d", dataLinkType() );
-    return ( dataLinkType() == ARPHRD_IEEE80211 || dataLinkType() == 802 );
-    //FIXME: 802 is the header type for PRISM - Linux support for this is pending...
-    //FIXME: What is 119, by the way?
-}
+    // legacy compatible monitor mode check
 
+    if ( dataLinkType() == ARPHRD_IEEE80211 || dataLinkType() == 802 )
+    {
+        return "monitor";
+    }
+    else
+    {
+        return modeToString( _iwr.u.mode );
+    }
+}
 
 void OWirelessNetworkInterface::setNickName( const QString& nickname )
 {
     _iwr.u.essid.pointer = const_cast<char*>( (const char*) nickname );
     _iwr.u.essid.length = nickname.length();
     wioctl( SIOCSIWNICKN );
 }
 
@@ -964,22 +1006,16 @@ void OMonitoringInterface::setChannel( int c )
     // use standard WE channel switching protocol
     memset( &_if->_iwr, 0, sizeof( struct iwreq ) );
     _if->_iwr.u.freq.m = c;
     _if->_iwr.u.freq.e = 0;
     _if->wioctl( SIOCSIWFREQ );
 }
 
 
-bool OMonitoringInterface::enabled() const
-{
-    return _if->monitorMode();
-}
-
-
 void OMonitoringInterface::setEnabled( bool b )
 {
 }
 
 
 /*======================================================================================
  * OCiscoMonitoringInterface
  *======================================================================================*/
@@ -1087,35 +1123,25 @@ OHostAPMonitoringInterface::OHostAPMonitoringInterface( ONetworkInterface* iface
 }
 
 OHostAPMonitoringInterface::~OHostAPMonitoringInterface()
 {
 }
 
 void OHostAPMonitoringInterface::setEnabled( bool b )
 {
-    // IW_MODE_MONITOR was introduced in Wireless Extensions Version 15
-    // Wireless Extensions < Version 15 need iwpriv commandos for monitoring
-
-    #if WIRELESS_EXT > 14
-    if ( b )
-        _if->setMode( "monitor" );  // IW_MODE_MONITOR doesn't support prism header
-    else
-        _if->setMode( "managed" );
-    #else
     int monitorCode = _prismHeader ? 1 : 2;
     if ( b )
     {
         _if->setPrivate( "monitor", 1, monitorCode );
     }
     else
     {
         _if->setPrivate( "monitor", 1, 0 );
     }
-    #endif
 }
 
 
 QString OHostAPMonitoringInterface::name() const
 {
     return "hostap";
 }
 
@@ -1144,31 +1170,23 @@ void OOrinocoMonitoringInterface::setChannel( int c )
 
 
 void OOrinocoMonitoringInterface::setEnabled( bool b )
 {
     // IW_MODE_MONITOR was introduced in Wireless Extensions Version 15
     // Wireless Extensions < Version 15 need iwpriv commandos for monitoring
     // However, as of recent orinoco drivers, IW_MODE_MONITOR is still not supported
 
-    #if 0
-    //#if WIRELESS_EXT > 14
-    if ( b )
-        _if->setMode( "monitor" );  // IW_MODE_MONITOR doesn't support prism header
-    else
-        _if->setMode( "managed" );
-    #else
     if ( b )
     {
         setChannel( 1 );
     }
     else
     {
         _if->setPrivate( "monitor", 2, 0, 0 );
     }
-    #endif
 }
 
 
 QString OOrinocoMonitoringInterface::name() const
 {
     return "orinoco";
 }
diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h
index 0eb4542..eb6c86e 100644
--- a/libopie2/opienet/onetwork.h
+++ b/libopie2/opienet/onetwork.h
@@ -344,34 +344,29 @@ class OWirelessNetworkInterface : public ONetworkInterface
      * Valid values are <ul><li>adhoc<li>managed<li>monitor<li>master
      * @warning Not all drivers support the all modes.
      * @note You might have to change the SSID to get the operation mode change into effect.
      */
     virtual void setMode( const QString& mode );
     /**
      * @returns the current IEEE 802.11 operation mode.
      * Possible values are <ul><li>adhoc<li>managed<li>monitor<li>master or <li>unknown
-     */
-    virtual QString mode() const;
-    /**
+     *
+     * @note: Important note concerning the 'monitor' mode:
      * Setting the monitor mode on a wireless network interface enables
      * listening to IEEE 802.11 data and management frames which normally
      * are handled by the device firmware. This can be used to detect
      * other wireless network devices, e.g. Access Points or Ad-hoc stations.
      * @warning Standard wireless network drives don't support the monitor mode.
      * @warning You need a patched driver for this to work.
      * @note Enabling the monitor mode is highly driver dependent and requires
      * the proper @ref OMonitoringInterface to be associated with the interface.
      * @see OMonitoringInterface
      */
-    virtual void setMonitorMode( bool ); //FIXME: ==> setMode( "monitor" ); Use IW_MONITOR first, if this doesn't work, then use iwpriv!
-    /**
-     * @returns true if the device is listening in IEEE 802.11 monitor mode
-     */
-    virtual bool monitorMode() const;  //FIXME: ==> mode()
+    virtual QString mode() const;
     /**
      * Set the channel hopping @a interval. An @a interval of 0 disables channel hopping.
      * @see OChannelHopper
      */
     virtual void setChannelHopping( int interval = 0 );
     /**
      * @returns the channel hopping interval or 0, if channel hopping is disabled.
      */
@@ -417,16 +412,20 @@ class OWirelessNetworkInterface : public ONetworkInterface
      * @returns the current SSID (Service Set ID).
      */
     virtual QString SSID() const;
     /**
      * Perform scanning the wireless network neighbourhood.
      * @note: UNSTABLE API - UNDER CONSTRUCTION - DON'T USE!
      */
     virtual OStationList* scanNetwork();
+    /** @internal commit pending changes to the driver
+     *
+     */
+    void commit() const;
 
   protected:
     void buildInformation();
     void buildPrivateList();
     void dumpInformation() const;
     virtual void init();
     struct iwreq& iwr() const;
     bool wioctl( int call ) const;
@@ -451,17 +450,16 @@ class OMonitoringInterface
 {
   public:
     OMonitoringInterface();
     OMonitoringInterface( ONetworkInterface*, bool _prismHeader );
     virtual ~OMonitoringInterface();
 
   public:
     virtual void setEnabled( bool );
-    virtual bool enabled() const;
     virtual void setChannel( int );
 
     virtual QString name() const = 0;
 
   protected:
     OWirelessNetworkInterface* _if;
     bool _prismHeader;