add monitor mode handling for recent kernels (WE>14)

2 files changed, 29 insertions, 7 deletions

diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index 6cef5cf..751d841 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -62,16 +62,17 @@ using namespace std;
  * ONetwork
  *======================================================================================*/
 
 ONetwork* ONetwork::_instance = 0;
 
 ONetwork::ONetwork()
 {
     qDebug( "ONetwork::ONetwork()" );
+    qDebug( "ONetwork: This code has been compiled against Wireless Extensions V%d", WIRELESS_EXT );
     synchronize();
 }
 
 void ONetwork::synchronize()
 {
     // gather available interfaces by inspecting /proc/net/dev
     //FIXME: we could use SIOCGIFCONF here, but we aren't interested in virtual (e.g. eth0:0) devices
     //FIXME: Use SIOCGIFCONF anway, because we can disable listing of aliased devices
@@ -104,16 +105,22 @@ void ONetwork::synchronize()
             iface = new ONetworkInterface( this, (const char*) str );
         }
         _interfaces.insert( str, iface );
         s.readLine();
     }
 }
 
 
+short ONetwork::wirelessExtensionVersion()
+{
+    return WIRELESS_EXT;
+}
+
+
 int ONetwork::count() const
 {
     return _interfaces.count();
 }
 
 
 ONetworkInterface* ONetwork::interface( const QString& iface ) const
 {
@@ -944,29 +951,32 @@ 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
 
-    //TODO: check wireless extensions version on runtime and use
-    //TODO: SIOCSIWMODE( IW_MODE_MONITOR ) if running on WE >= 15
-
+    #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";
 }
 
@@ -991,23 +1001,33 @@ void OOrinocoMonitoringInterface::setChannel( int c )
 {
     int monitorCode = _prismHeader ? 1 : 2;
     _if->setPrivate( "monitor", 2, monitorCode, 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
+
+    #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 cfb999d..2553a61 100644
--- a/libopie2/opienet/onetwork.h
+++ b/libopie2/opienet/onetwork.h
@@ -99,30 +99,32 @@ class ONetwork : public QObject
     static ONetwork* instance();
     /**
      * @returns an iterator usable for iterating through all network interfaces.
      */
     InterfaceIterator iterator() const;
     /**
      * @returns true, if the @a interface supports the wireless extension protocol.
      */
-     // FIXME QString? -zecke
     bool isWirelessInterface( const char* interface ) const;
     /**
-     * @returns a pointer to the @ref ONetworkInterface object for the specified @a interface or 0, if not found
+     * @returns a pointer to the @ref ONetworkInterface object for the specified @a interface or 0, if not found.
      * @see ONetworkInterface
      */
-     // FIXME: const QString& is prefered over QString!!! -zecke
     ONetworkInterface* interface( const QString& interface ) const;
     /**
      * @internal Rebuild the internal interface database
      * @note Sometimes it might be useful to call this from client code,
      * e.g. after issuing a cardctl insert
      */
     void synchronize();
+    /**
+     * @returns the wireless extension version used at compile time.
+     **/
+    static short wirelessExtensionVersion();
 
   protected:
     ONetwork();
 
   private:
     static ONetwork* _instance;
     InterfaceMap _interfaces;
 };