| -rw-r--r-- | libopie2/opienet/onetwork.cpp | 12 | ||||
| -rw-r--r-- | libopie2/opienet/onetwork.h | 10 | ||||
| -rw-r--r-- | libopie2/opienet/opcap.cpp | 4 |
3 files changed, 18 insertions, 8 deletions
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp index b6c9876..e141097 100644 --- a/libopie2/opienet/onetwork.cpp +++ b/libopie2/opienet/onetwork.cpp @@ -98,49 +98,49 @@ void ONetwork::synchronize() QTextStream s( &f );
s.readLine();
s.readLine();
while ( !s.atEnd() )
{
s >> str;
str.truncate( str.find( ':' ) );
odebug << "ONetwork: found interface '" << str << "'" << oendl;
ONetworkInterface* iface = 0;
if ( isWirelessInterface( str ) )
{
iface = new OWirelessNetworkInterface( this, (const char*) str );
odebug << "ONetwork: interface '" << str << "' has Wireless Extensions" << oendl;
}
else
{
iface = new ONetworkInterface( this, (const char*) str );
}
_interfaces.insert( str, iface );
s.readLine();
}
}
-short ONetwork::wirelessExtensionVersion()
+short ONetwork::wirelessExtensionCompileVersion()
{
return WIRELESS_EXT;
}
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;
}
@@ -361,66 +361,65 @@ bool ONetworkInterface::setPromiscuousMode( bool b ) }
bool ONetworkInterface::promiscuousMode() const
{
ioctl( SIOCGIFFLAGS );
return _ifr.ifr_flags & IFF_PROMISC;
}
bool ONetworkInterface::isWireless() const
{
return ioctl( SIOCGIWNAME );
}
/*======================================================================================
* OChannelHopper
*======================================================================================*/
OChannelHopper::OChannelHopper( OWirelessNetworkInterface* iface )
:QObject( 0, "Mickey's funky hopper" ),
_iface( iface ), _interval( 0 ), _tid( 0 )
{
- int _maxChannel = iface->channels()+1;
+ int _maxChannel = iface->channels();
// generate fancy hopping sequence honoring the device capabilities
if ( _maxChannel >= 1 ) _channels.append( 1 );
if ( _maxChannel >= 7 ) _channels.append( 7 );
if ( _maxChannel >= 13 ) _channels.append( 13 );
if ( _maxChannel >= 2 ) _channels.append( 2 );
if ( _maxChannel >= 8 ) _channels.append( 8 );
if ( _maxChannel >= 3 ) _channels.append( 3 );
if ( _maxChannel >= 14 ) _channels.append( 14 );
if ( _maxChannel >= 9 ) _channels.append( 9 );
if ( _maxChannel >= 4 ) _channels.append( 4 );
if ( _maxChannel >= 10 ) _channels.append( 10 );
if ( _maxChannel >= 5 ) _channels.append( 5 );
if ( _maxChannel >= 11 ) _channels.append( 11 );
if ( _maxChannel >= 6 ) _channels.append( 6 );
if ( _maxChannel >= 12 ) _channels.append( 12 );
_channel = _channels.begin();
-
}
OChannelHopper::~OChannelHopper()
{
}
bool OChannelHopper::isActive() const
{
return _tid;
}
int OChannelHopper::channel() const
{
return *_channel;
}
void OChannelHopper::timerEvent( QTimerEvent* )
{
_iface->setChannel( *_channel );
emit( hopped( *_channel ) );
@@ -540,58 +539,65 @@ void OWirelessNetworkInterface::buildInformation() memset( &_range, 0, sizeof( struct iw_range ) );
}
else
{
// <check if the driver overwrites stuff>
int max = 0;
for ( int r = sizeof( struct iw_range ); r < len; r++ )
if (buffer[r] != 0)
max = r;
if (max > 0)
{
owarn << "OWirelessNetworkInterface::buildInformation(): Driver for wireless interface '" << name()
<< "' sucks! It overwrote the buffer end with at least " << max - sizeof( struct iw_range ) << " bytes!" << oendl;
}
// </check if the driver overwrites stuff>
struct iw_range range;
memcpy( &range, buffer, sizeof range );
odebug << "OWirelessNetworkInterface::buildInformation(): Interface reported to have " << (int) range.num_frequency << " channels." << oendl;
for ( int i = 0; i < range.num_frequency; ++i )
{
int freq = (int) ( double( range.freq[i].m ) * pow( 10.0, range.freq[i].e ) / 1000000.0 );
+ odebug << "OWirelessNetworkInterface::buildInformation: Adding frequency " << freq << " as channel " << i+1 << oendl;
_channels.insert( freq, i+1 );
}
}
memcpy( &_range, buffer, sizeof( struct iw_range ) );
odebug << "OWirelessNetworkInterface::buildInformation(): Information block constructed." << oendl;
free(buffer);
}
+short OWirelessNetworkInterface::wirelessExtensionDriverVersion() const
+{
+ return _range.we_version_compiled;
+}
+
+
void OWirelessNetworkInterface::buildPrivateList()
{
odebug << "OWirelessNetworkInterface::buildPrivateList()" << oendl;
struct iw_priv_args priv[IW_MAX_PRIV_DEF];
_iwr.u.data.pointer = (char*) &priv;
_iwr.u.data.length = IW_MAX_PRIV_DEF; // length in terms of number of (sizeof iw_priv_args), not (sizeof iw_priv_args) itself
_iwr.u.data.flags = 0;
if ( !wioctl( SIOCGIWPRIV ) )
{
owarn << "OWirelessNetworkInterface::buildPrivateList(): Can't get private ioctl information." << oendl;
return;
}
for ( int i = 0; i < _iwr.u.data.length; ++i )
{
new OPrivateIOCTL( this, priv[i].name, priv[i].cmd, priv[i].get_args, priv[i].set_args );
}
odebug << "OWirelessNetworkInterface::buildPrivateList(): Private ioctl list constructed." << oendl;
}
diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h index f5fbe1d..a49c8fb 100644 --- a/libopie2/opienet/onetwork.h +++ b/libopie2/opienet/onetwork.h @@ -104,49 +104,49 @@ class ONetwork : public QObject */ InterfaceIterator iterator() const; /** * @returns true, if the @a interface is present. */ bool isPresent( const char* interface ) const; /** * @returns true, if the @a interface supports the wireless extension protocol. */ bool isWirelessInterface( const char* interface ) const; /** * @returns a pointer to the @ref ONetworkInterface object for the specified @a interface or 0, if not found. * @see ONetworkInterface */ 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(); + static short wirelessExtensionCompileVersion(); protected: ONetwork(); private: static ONetwork* _instance; InterfaceMap _interfaces; class Private; Private *d; }; /*====================================================================================== * 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. * @@ -430,50 +430,54 @@ class OWirelessNetworkInterface : public ONetworkInterface * @returns the MAC address of the Access Point if the device is in infrastructure mode. * @returns a (more or less random) cell ID address if the device is in adhoc mode. */ virtual OMacAddress associatedAP() const; /** * Set the @a ssid (Service Set ID) string. This is used to decide * which network to associate with (use "any" to let the driver decide). */ virtual void setSSID( const QString& ssid ); /** * @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(); /** * @return signal strength to associated neighbour (in percent). * In infrastructure mode, this is the signal strength of the Access Point. * In other modes the result is driver dependent. */ virtual int signalStrength() const; - /** @internal commit pending changes to the driver - * + /** + * @returns the wireless extension version used by the interface driver. + **/ + short wirelessExtensionDriverVersion() const; + /** + * @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; bool wioctl( int call, struct iwreq& ) const; protected: mutable struct iwreq _iwr; QMap<int,int> _channels; struct iw_range _range; private: OChannelHopper* _hopper; class Private; Private *d; }; diff --git a/libopie2/opienet/opcap.cpp b/libopie2/opienet/opcap.cpp index f8ebe6b..a9dc577 100644 --- a/libopie2/opienet/opcap.cpp +++ b/libopie2/opienet/opcap.cpp @@ -37,51 +37,51 @@ using namespace Opie::Core; /* QT */ #include <qapplication.h> // don't use oapplication here (will decrease reusability in other projects) #include <qsocketnotifier.h> #include <qobjectlist.h> /* STD */ #include <sys/time.h> #include <sys/types.h> #include <assert.h> #include <unistd.h> #include <string.h> namespace Opie { namespace Net { /*====================================================================================== * OPacket *======================================================================================*/ OPacket::OPacket( int datalink, packetheaderstruct header, const unsigned char* data, QObject* parent ) :QObject( parent, "Generic" ), _hdr( header ), _data( 0 ) { - _data = new unsigned char[sizeof data]; + _data = new unsigned char[ header.len ]; assert( _data ); - memcpy( const_cast<unsigned char*>(_data), data, sizeof data ); + memcpy( const_cast<unsigned char*>(_data), data, header.len ); // We have to copy the data structure here, because the 'data' pointer handed by libpcap // points to an internal region which is reused by lipcap. odebug << "OPacket: Length = " << header.len << ", Caplen = " << header.caplen << oendl; _end = (unsigned char*) _data + header.len; switch ( datalink ) { case DLT_EN10MB: odebug << "OPacket::OPacket(): Received Packet. Datalink = ETHERNET" << oendl; new OEthernetPacket( _end, (const struct ether_header*) _data, this ); break; case DLT_IEEE802_11: odebug << "OPacket::OPacket(): Received Packet. Datalink = IEEE802.11" << oendl; new OWaveLanPacket( _end, (const struct ieee_802_11_header*) _data, this ); break; case DLT_PRISM_HEADER: odebug << "OPacket::OPacket(): Received Packet. Datalink = PRISM_HEADER" << oendl; new OPrismHeaderPacket( _end, (const struct prism_hdr*) (unsigned char*) _data, this ); break; default: owarn << "OPacket::OPacket(): Received Packet over unsupported datalink, type " << datalink << "!" << oendl; |