add some missing APIs to ONetworkInterface

2 files changed, 75 insertions, 15 deletions

diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index f0094c7..be2736a 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -87,48 +87,54 @@ void ONetwork::synchronize()
     QTextStream s( &f );
     s.readLine();
     s.readLine();
     while ( !s.atEnd() )
     {
         s >> str;
         str.truncate( str.find( ':' ) );
         qDebug( "ONetwork: found interface '%s'", (const char*) str );
         ONetworkInterface* iface;
         if ( isWirelessInterface( str ) )
         {
             iface = new OWirelessNetworkInterface( this, (const char*) str );
             qDebug( "ONetwork: interface '%s' has Wireless Extensions", (const char*) str );
         }
         else
         {
             iface = new ONetworkInterface( this, (const char*) str );
         }
         _interfaces.insert( str, iface );
         s.readLine();
     }
 }
 
 
+int ONetwork::count() const
+{
+    return _interfaces.count();
+}
+
+
 ONetworkInterface* ONetwork::interface( const QString& iface ) const
 {
     return _interfaces[iface];
 }
 
 
 ONetwork* ONetwork::instance()
 {
     if ( !_instance ) _instance = new ONetwork();
     return _instance;
 }
 
 
 ONetwork::InterfaceIterator ONetwork::iterator() const
 {
     return ONetwork::InterfaceIterator( _interfaces );
 }
 
 
 bool ONetwork::isWirelessInterface( const char* name ) const
 {
     int sfd = socket( AF_INET, SOCK_STREAM, 0 );
     struct iwreq iwr;
     memset( &iwr, 0, sizeof( struct iwreq ) );
@@ -190,82 +196,115 @@ bool ONetworkInterface::ioctl( int call ) const
 
 bool ONetworkInterface::isLoopback() const
 {
     ioctl( SIOCGIFFLAGS );
     return _ifr.ifr_flags & IFF_LOOPBACK;
 }
 
 
 bool ONetworkInterface::setUp( bool b )
 {
     ioctl( SIOCGIFFLAGS );
     if ( b ) _ifr.ifr_flags |= IFF_UP;
     else   _ifr.ifr_flags &= (~IFF_UP);
     return ioctl( SIOCSIFFLAGS );
 }
 
 
 bool ONetworkInterface::isUp() const
 {
     ioctl( SIOCGIFFLAGS );
     return _ifr.ifr_flags & IFF_UP;
 }
 
 
+void ONetworkInterface::setIPV4Address( const QHostAddress& addr )
+{
+    struct sockaddr_in *sa = (struct sockaddr_in *) &_ifr.ifr_addr;
+    sa->sin_family = AF_INET;
+    sa->sin_port = 0;
+    sa->sin_addr.s_addr = htonl( addr.ip4Addr() );
+    ioctl( SIOCSIFADDR );
+}
+
+
 QString ONetworkInterface::ipV4Address() const
 {
     if ( ioctl( SIOCGIFADDR ) )
     {
-        struct sockaddr_in *sa = (struct sockaddr_in *) &_ifr.ifr_addr;
+        struct sockaddr_in* sa = (struct sockaddr_in *) &_ifr.ifr_addr;
         //FIXME: Use QHostAddress here
         return QString( inet_ntoa( sa->sin_addr ) );
     }
     else
         return "<unknown>";
 }
 
 
 void ONetworkInterface::setMacAddress( const OMacAddress& addr )
 {
     _ifr.ifr_hwaddr.sa_family = ARPHRD_ETHER;
     memcpy( &_ifr.ifr_hwaddr.sa_data, addr.native(), 6 );
     ioctl( SIOCSIFHWADDR );
 }
 
 
 OMacAddress ONetworkInterface::macAddress() const
 {
     if ( ioctl( SIOCGIFHWADDR ) )
     {
         return OMacAddress( _ifr );
     }
     else
     {
         return OMacAddress::unknown;
     }
 }
 
 
+void ONetworkInterface::setIPV4Netmask( const QHostAddress& addr )
+{
+    struct sockaddr_in *sa = (struct sockaddr_in *) &_ifr.ifr_addr;
+    sa->sin_family = AF_INET;
+    sa->sin_port = 0;
+    sa->sin_addr.s_addr = htonl( addr.ip4Addr() );
+    ioctl( SIOCSIFNETMASK );
+}
+
+
+QString ONetworkInterface::ipV4Netmask() const
+{
+    if ( ioctl( SIOCGIFNETMASK ) )
+    {
+        struct sockaddr_in* sa = (struct sockaddr_in *) &_ifr.ifr_addr;
+        //FIXME: Use QHostAddress here
+        return QString( inet_ntoa( sa->sin_addr ) );
+    }
+    else
+        return "<unknown>";
+}
+
+
 int ONetworkInterface::dataLinkType() const
 {
     if ( ioctl( SIOCGIFHWADDR ) )
     {
         return _ifr.ifr_hwaddr.sa_family;
     }
     else
     {
         return -1;
     }
 }
 
 
 void ONetworkInterface::setMonitoring( OMonitoringInterface* m )
 {
     _mon = m;
     qDebug( "ONetwork::setMonitoring(): Installed monitoring driver '%s' on interface '%s'", (const char*) m->name(), name() );
 }
 
 
 OMonitoringInterface* ONetworkInterface::monitoring() const
 {
     return _mon;
 }
diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h
index db8e702..2348bbc 100644
--- a/libopie2/opienet/onetwork.h
+++ b/libopie2/opienet/onetwork.h
@@ -35,102 +35,111 @@
 #define ONETWORK_H
 
 /* QT */
 
 #include <qvaluelist.h>
 #include <qdict.h>
 #include <qmap.h>
 #include <qobject.h>
 #include <qhostaddress.h>
 
 /* OPIE */
 
 #include <opie2/onetutils.h>
 
 #ifndef IFNAMSIZ
 #define IFNAMSIZ 16
 #endif
 #ifndef IW_MAX_PRIV_DEF
 #define IW_MAX_PRIV_DEF        128
 #endif
 
 // ML: Yeah, I hate to include kernel headers, but it's necessary here
 // ML: Here comes an ugly hack to prevent <linux/wireless.h> including <linux/if.h>
 // ML: which conflicts with the user header <net/if.h>
-// ML: We really a user header for the Wireless Extensions, something like <net/wireless.h>
-// ML: I will drop Jean an mail on that subject
+// ML: We really need a user header for the Wireless Extensions, something like <net/wireless.h>
+// ML: I will drop Jean a mail on that subject
 
 #include <net/if.h>
 #define _LINUX_IF_H
 #include <linux/wireless.h>
 
 class ONetworkInterface;
 class OWirelessNetworkInterface;
 class OChannelHopper;
 class OMonitoringInterface;
 
 /*======================================================================================
  * ONetwork
  *======================================================================================*/
 
 /**
- * @brief A container class for all network devices.
+ * @brief A container class for all network interfaces
  *
- * This class provides access to all available network devices of your computer.
+ * This class provides access to all available network interfaces of your computer.
  * @author Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
  */
 class ONetwork : public QObject
 {
   Q_OBJECT
 
  public:
     typedef QDict<ONetworkInterface> InterfaceMap;
     typedef QDictIterator<ONetworkInterface> InterfaceIterator;
 
   public:
     /**
+     * @returns the number of available interfaces
+     */
+    int count() const;
+    /**
      * @returns a pointer to the (one and only) @ref ONetwork instance.
      */
     static ONetwork* instance();
     /**
      * @returns an iterator usable for iterating through all network interfaces.
      */
     InterfaceIterator iterator() const;
     /**
      * @returns true, if the @p 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 @p 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 cardctl insert
+     */
+    void synchronize();
 
   protected:
     ONetwork();
-    void synchronize();
 
   private:
     static ONetwork* _instance;
     InterfaceMap _interfaces;
 };
 
 
 /*======================================================================================
  * ONetworkInterface
  *======================================================================================*/
 
 /**
  * @brief A network interface wrapper.
  *
  * This class provides a wrapper for a network interface. All the cumbersume details of
  * Linux ioctls are hidden under a convenient high-level interface.
  * @warning Most of the setting methods contained in this class require the appropriate
  * process permissions to work.
  * @author Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
  */
 class ONetworkInterface : public QObject
 {
     friend class OMonitoringInterface;
     friend class OCiscoMonitoringInterface;
@@ -153,72 +162,84 @@ class ONetworkInterface : public QObject
      * @note This is currently only useful with @ref OWirelessNetworkInterface objects.
      */
     void setMonitoring( OMonitoringInterface* monitoring );
     /**
      * @returns the currently associated monitoring interface or 0, if no monitoring is associated.
      */
     OMonitoringInterface* monitoring() const;
     /**
      * Setting an interface to promiscuous mode enables the device to receive
      * all packets on the shared medium - as opposed to packets which are addressed to this interface.
      */
     bool setPromiscuousMode( bool );
     /**
      * @returns true if the interface is set to promiscuous mode.
      */
     bool promiscuousMode() const;
     /**
      * Setting an interface to up enables it to receive packets.
      */
     bool setUp( bool );
     /**
      * @returns true if the interface is up.
      */
     bool isUp() const;
-    /*
+    /**
      * @returns true if the interface is a loopback interface.
      */
     bool isLoopback() const;
-    /*
+    /**
      * @returns true if the interface is featuring supports the wireless extension protocol.
      */
     bool isWireless() const;
-    /*
-     * @returns the IPv4 address associated with this interface.
+    /**
+     * Associate the IP address @ addr with the interface.
+     */
+    void setIPV4Address( const QHostAddress& addr );
+    /**
+     * @returns the IPv4 address associated with the interface.
      */
     QString ipV4Address() const;
-    /*
+    /**
      * Associate the MAC address @a addr with the interface.
      * @note It can be necessary to shut down the interface prior to calling this method.
      * @warning This is not supported by all drivers.
      */
     void setMacAddress( const OMacAddress& addr );
-    /*
-     * @returns the MAC address associated with this interface.
+    /**
+     * @returns the MAC address associated with the interface.
      */
     OMacAddress macAddress() const;
-    /*
-     * @returns the data link type currently associated with this interface.
+    /**
+     * Associate the IPv4 @a netmask with the interface.
+     */
+    void setIPV4Netmask( const QHostAddress& netmask );
+    /**
+     * @returns the IPv4 netmask associated with the interface.
+     */
+    QString ipV4Netmask() const;
+    /**
+     * @returns the data link type currently associated with the interface.
      * @see #include <net/if_arp.h> for possible values.
      */
     int dataLinkType() const;
 
   protected:
     const int _sfd;
     mutable ifreq _ifr;
     OMonitoringInterface* _mon;
 
   protected:
     struct ifreq& ifr() const;
     virtual void init();
     bool ioctl( int call ) const;
     bool ioctl( int call, struct ifreq& ) const;
 };
 
 /*======================================================================================
  * OChannelHopper
  *======================================================================================*/
 
 /**
  * @brief A radio frequency channel hopper.
  *
  * This class provides a channel hopper for radio frequencies. A channel hopper frequently