author | mickeyl <mickeyl> | 2003-03-30 14:48:08 (UTC) |
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committer | mickeyl <mickeyl> | 2003-03-30 14:48:08 (UTC) |
commit | f921599651459b393e6a9846a1ecf7551323f4c2 (patch) (side-by-side diff) | |
tree | 1fe6c881d29597c289a2dbbc30ad020996faac91 | |
parent | 9e3dc048e171af6d88f0cc3f16ad0c9fb6a15ce2 (diff) | |
download | opie-f921599651459b393e6a9846a1ecf7551323f4c2.zip opie-f921599651459b393e6a9846a1ecf7551323f4c2.tar.gz opie-f921599651459b393e6a9846a1ecf7551323f4c2.tar.bz2 |
- implement switching monitor mode on hostap
- work around damn buggy hostap drivers needing more space for SIOCGIWRANGE than defined by sizeof(struct iw_range)...
-rw-r--r-- | libopie2/opienet/onetwork.cpp | 41 |
1 files changed, 29 insertions, 12 deletions
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp index 21fa390..cd36f16 100644 --- a/libopie2/opienet/onetwork.cpp +++ b/libopie2/opienet/onetwork.cpp @@ -316,134 +316,136 @@ int OChannelHopper::channel() const void OChannelHopper::timerEvent( QTimerEvent* ) { if ( !--_channel ) _channel = _maxChannel; _iface->setChannel( _channel ); qDebug( "OChannelHopper::timerEvent(): set channel %d on interface '%s'", _channel, (const char*) _iface->name() ); } void OChannelHopper::setInterval( int interval ) { if ( interval == _interval ) return; if ( _interval ) killTimer( _tid ); _tid = 0; _interval = interval; if ( _interval ) { _tid = startTimer( interval ); } } int OChannelHopper::interval() const { return _interval; } /*====================================================================================== * OWirelessNetworkInterface *======================================================================================*/ OWirelessNetworkInterface::OWirelessNetworkInterface( const QString& name ) :ONetworkInterface( name ), _hopper( 0 ) { qDebug( "OWirelessNetworkInterface::OWirelessNetworkInterface()" ); init(); } OWirelessNetworkInterface::~OWirelessNetworkInterface() { } iwreqstruct& OWirelessNetworkInterface::iwr() const { return _iwr; } void OWirelessNetworkInterface::init() { qDebug( "OWirelessNetworkInterface::init()" ); memset( &_iwr, 0, sizeof( struct iwreq ) ); // IEEE802.11(b) radio frequency channels - //FIXME: get these directly from the interface - //FIXME: check if these channels are off-by-one iwrangestruct range; + //ML: work around an ugly HostAP bug, which needs + //ML: extra space or will complain with "invalid argument length"... :-( + char __extraBufferForBuggyDrivers[sizeof range]; _iwr.u.data.pointer = (char*) ⦥ - _iwr.u.data.length = sizeof( iwrangestruct ); + _iwr.u.data.length = (sizeof range) * 2; + _iwr.u.data.flags = 0; if ( !wioctl( SIOCGIWRANGE ) ) { qDebug( "OWirelessNetworkInterface::init(): SIOCGIWRANGE failed (%s)", strerror( errno ) ); return; } for ( int i = 0; i < range.num_frequency; ++i ) { int freq = (int) ( double( range.freq[i].m ) * pow( 10, range.freq[i].e ) / 1000000.0 ); _channels.insert( freq, i+1 ); } } QString OWirelessNetworkInterface::associatedAP() const { //FIXME: use OMacAddress QString mac; if ( ioctl( SIOCGIWAP ) ) { mac.sprintf( "%.2X:%.2X:%.2X:%.2X:%.2X:%.2X", _ifr.ifr_hwaddr.sa_data[0]&0xff, _ifr.ifr_hwaddr.sa_data[1]&0xff, _ifr.ifr_hwaddr.sa_data[2]&0xff, _ifr.ifr_hwaddr.sa_data[3]&0xff, _ifr.ifr_hwaddr.sa_data[4]&0xff, _ifr.ifr_hwaddr.sa_data[5]&0xff ); } else { mac = "<Unknown>"; } return mac; } int OWirelessNetworkInterface::channel() const { //FIXME: When monitoring enabled, then use it //FIXME: to gather the current RF channel //FIXME: Until then, get active channel from hopper. if ( _hopper && _hopper->isActive() ) return _hopper->channel(); if ( !wioctl( SIOCGIWFREQ ) ) { return -1; } else { return _channels[ static_cast<int>(double( _iwr.u.freq.m ) * pow( 10, _iwr.u.freq.e ) / 1000000) ]; } } void OWirelessNetworkInterface::setChannel( int c ) const { if ( !_mon ) { memset( &_iwr, 0, sizeof( iwreqstruct ) ); _iwr.u.freq.m = c; _iwr.u.freq.e = 0; wioctl( SIOCSIWFREQ ); @@ -660,133 +662,148 @@ void OCiscoMonitoringInterface::setChannel( int ) } /*====================================================================================== * OWlanNGMonitoringInterface *======================================================================================*/ OWlanNGMonitoringInterface::OWlanNGMonitoringInterface( ONetworkInterface* iface ) :OMonitoringInterface( iface ) { iface->setMonitoring( this ); } OWlanNGMonitoringInterface::~OWlanNGMonitoringInterface() { } void OWlanNGMonitoringInterface::setEnabled( bool b ) { //FIXME: do nothing if its already in the same mode QString enable = b ? "true" : "false"; QString cmd; cmd.sprintf( "$(which wlanctl-ng) %s lnxreq_wlansniff channel=%d enable=%s", (const char*) _if->name(), 1, (const char*) enable ); system( cmd ); OMonitoringInterface::setEnabled( b ); } QString OWlanNGMonitoringInterface::name() const { return "wlan-ng"; } void OWlanNGMonitoringInterface::setChannel( int ) { // wlan-ng devices automatically switch channels when in monitor mode } /*====================================================================================== * OHostAPMonitoringInterface *======================================================================================*/ OHostAPMonitoringInterface::OHostAPMonitoringInterface( ONetworkInterface* iface ) :OMonitoringInterface( iface ) { iface->setMonitoring( this ); } 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->_iwr.u.mode = IW_MODE_MONITOR; - _if->wioctl( SIOCSIWMODE ); - #else - int* args = (int*) &_if->_iwr.u.name; - args[0] = 2; - args[1] = 0; - _if->wioctl( SIOCDEVPRIVATE ); - #endif + if ( b ) + { + #if WIRELESS_EXT > 14 + _if->_iwr.u.mode = IW_MODE_MONITOR; + _if->wioctl( SIOCSIWMODE ); + #else + int* args = (int*) &_if->_iwr.u.name; + args[0] = 2; + args[1] = 0; + _if->wioctl( SIOCDEVPRIVATE ); + #endif + } + else + { + #if WIRELESS_EXT > 14 + _if->_iwr.u.mode = IW_MODE_INFRA; + _if->wioctl( SIOCSIWMODE ); + #else + int* args = (int*) &_if->_iwr.u.name; + args[0] = 0; + args[1] = 0; + _if->wioctl( SIOCDEVPRIVATE ); + #endif + } OMonitoringInterface::setEnabled( b ); } QString OHostAPMonitoringInterface::name() const { return "hostap"; } /*====================================================================================== * OOrinocoNetworkInterface *======================================================================================*/ OOrinocoMonitoringInterface::OOrinocoMonitoringInterface( ONetworkInterface* iface ) :OMonitoringInterface( iface ) { iface->setMonitoring( this ); } OOrinocoMonitoringInterface::~OOrinocoMonitoringInterface() { } void OOrinocoMonitoringInterface::setChannel( int c ) { // call iwpriv <device> monitor 2 <channel> int* args = (int*) &_if->_iwr.u.name; args[0] = 2; args[1] = c; _if->wioctl( SIOCIWFIRSTPRIV + 0x8 ); } void OOrinocoMonitoringInterface::setEnabled( bool b ) { if ( b ) { setChannel( 1 ); } else { // call iwpriv <device> monitor 0 0 int* args = (int*) &_if->_iwr.u.name; args[0] = 0; args[1] = 0; _if->wioctl( SIOCIWFIRSTPRIV + 0x8 ); } OMonitoringInterface::setEnabled( b ); } QString OOrinocoMonitoringInterface::name() const { return "orinoco"; } |