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authormickeyl <mickeyl>2003-04-16 22:24:29 (UTC)
committer mickeyl <mickeyl>2003-04-16 22:24:29 (UTC)
commit0ac702419b3b8450b689e0ee2500f34b577f1a72 (patch) (side-by-side diff)
treeef9e8101430c1429992b43a780bd68ca10daa77f
parent14db7d7d1ea99b8d9715f11daaa3ca9f4d8a554a (diff)
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add some missing APIs to ONetworkInterface
Diffstat (more/less context) (show whitespace changes)
-rw-r--r--libopie2/opienet/onetwork.cpp39
-rw-r--r--libopie2/opienet/onetwork.h49
2 files changed, 74 insertions, 14 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
@@ -1,503 +1,542 @@
/*
                This file is part of the Opie Project
              Copyright (C) 2003 by the Wellenreiter team:
Martin J. Muench <mjm@remote-exploit.org>
Max Moser <mmo@remote-exploit.org
Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
=.
.=l.
           .>+-=
 _;:,     .>    :=|. This program is free software; you can
.> <`_,   >  .   <= redistribute it and/or modify it under
:`=1 )Y*s>-.--   : the terms of the GNU Library General Public
.="- .-=="i,     .._ License as published by the Free Software
 - .   .-<_>     .<> Foundation; either version 2 of the License,
     ._= =}       : or (at your option) any later version.
    .%`+i>       _;_.
    .i_,=:_.      -<s. This program is distributed in the hope that
     +  .  -:.       = it will be useful, but WITHOUT ANY WARRANTY;
    : ..    .:,     . . . without even the implied warranty of
    =_        +     =;=|` MERCHANTABILITY or FITNESS FOR A
  _.=:.       :    :=>`: PARTICULAR PURPOSE. See the GNU
..}^=.=       =       ; Library General Public License for more
++=   -.     .`     .: details.
 :     =  ...= . :.=-
 -.   .:....=;==+<; You should have received a copy of the GNU
  -_. . .   )=.  = Library General Public License along with
    --        :-=` this library; see the file COPYING.LIB.
If not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/* OPIE */
#include <opie2/onetwork.h>
/* QT */
#include <qfile.h>
#include <qtextstream.h>
/* UNIX */
#include <arpa/inet.h>
#include <cerrno>
#include <cstring>
#include <cstdlib>
#include <math.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <unistd.h>
#include <linux/sockios.h>
#include <net/if_arp.h>
#include <stdarg.h>
using namespace std;
/*======================================================================================
* ONetwork
*======================================================================================*/
ONetwork* ONetwork::_instance = 0;
ONetwork::ONetwork()
{
qDebug( "ONetwork::ONetwork()" );
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
_interfaces.clear();
QString str;
QFile f( "/proc/net/dev" );
bool hasFile = f.open( IO_ReadOnly );
if ( !hasFile )
{
qDebug( "ONetwork: /proc/net/dev not existing. No network devices available" );
return;
}
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 ) );
strcpy( (char*) &iwr.ifr_name, name );
int result = ::ioctl( sfd, SIOCGIWNAME, &iwr );
return result != -1;
}
/*======================================================================================
* ONetworkInterface
*======================================================================================*/
ONetworkInterface::ONetworkInterface( QObject* parent, const char* name )
:QObject( parent, name ),
_sfd( socket( AF_INET, SOCK_DGRAM, 0 ) ), _mon( 0 )
{
qDebug( "ONetworkInterface::ONetworkInterface()" );
init();
}
struct ifreq& ONetworkInterface::ifr() const
{
return _ifr;
}
void ONetworkInterface::init()
{
qDebug( "ONetworkInterface::init()" );
memset( &_ifr, 0, sizeof( struct ifreq ) );
if ( _sfd == -1 )
{
qDebug( "ONetworkInterface::init(): Warning - can't get socket for device '%s'", name() );
return;
}
}
bool ONetworkInterface::ioctl( int call, struct ifreq& ifreq ) const
{
int result = ::ioctl( _sfd, call, &ifreq );
if ( result == -1 )
qDebug( "ONetworkInterface::ioctl (%s) call %d - Status: Failed: %d (%s)", name(), call, result, strerror( errno ) );
else
qDebug( "ONetworkInterface::ioctl (%s) call %d - Status: Ok.", name(), call );
return ( result != -1 );
}
bool ONetworkInterface::ioctl( int call ) const
{
strcpy( _ifr.ifr_name, name() );
return ioctl( call, _ifr );
}
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;
//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;
}
ONetworkInterface::~ONetworkInterface()
{
qDebug( "ONetworkInterface::~ONetworkInterface()" );
if ( _sfd != -1 ) ::close( _sfd );
}
bool ONetworkInterface::setPromiscuousMode( bool b )
{
ioctl( SIOCGIFFLAGS );
if ( b ) _ifr.ifr_flags |= IFF_PROMISC;
else _ifr.ifr_flags &= (~IFF_PROMISC);
return ioctl( SIOCSIFFLAGS );
}
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;
// 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 ) );
qDebug( "OChannelHopper::timerEvent(): set channel %d on interface '%s'",
*_channel, (const char*) _iface->name() );
if ( ++_channel == _channels.end() ) _channel = _channels.begin();
}
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( QObject* parent, const char* name )
:ONetworkInterface( parent, name ), _hopper( 0 )
{
qDebug( "OWirelessNetworkInterface::OWirelessNetworkInterface()" );
init();
}
OWirelessNetworkInterface::~OWirelessNetworkInterface()
{
}
struct iwreq& OWirelessNetworkInterface::iwr() const
{
return _iwr;
}
void OWirelessNetworkInterface::init()
{
qDebug( "OWirelessNetworkInterface::init()" );
memset( &_iwr, 0, sizeof( struct iwreq ) );
buildChannelList();
buildPrivateList();
}
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;
}
void OWirelessNetworkInterface::buildChannelList()
{
//ML: If you listen carefully enough, you can hear lots of WLAN drivers suck
//ML: The HostAP drivers need more than sizeof struct_iw range to complete
//ML: SIOCGIWRANGE otherwise they fail with "Invalid Argument Length".
//ML: The Wlan-NG drivers on the otherside fail (segfault!) if you allocate
//ML: _too much_ space. This is damn shitty crap *sigh*
//ML: We allocate a large memory region in RAM and check whether the
//ML: driver pollutes this extra space. The complaint will be made on stdout,
//ML: so please forward this...
struct iwreq wrq;
int len = sizeof( struct iw_range )*2;
char *buffer = (char*) malloc( len );
//FIXME: Validate if we actually got the memory block
memset( buffer, 0, len );
memcpy( wrq.ifr_name, name(), IFNAMSIZ);
wrq.u.data.pointer = (caddr_t) buffer;
wrq.u.data.length = sizeof( struct iw_range );
wrq.u.data.flags = 0;
if ( ::ioctl( _sfd, SIOCGIWRANGE, &wrq ) == -1 )
{
qDebug( "OWirelessNetworkInterface::buildChannelList(): SIOCGIWRANGE failed (%s) - defaulting to 11 channels", strerror( errno ) );
_channels.insert( 2412, 1 ); // 2.412 GHz
_channels.insert( 2417, 2 ); // 2.417 GHz
_channels.insert( 2422, 3 ); // 2.422 GHz
_channels.insert( 2427, 4 ); // 2.427 GHz
_channels.insert( 2432, 5 ); // 2.432 GHz
_channels.insert( 2437, 6 ); // 2.437 GHz
_channels.insert( 2442, 7 ); // 2.442 GHz
_channels.insert( 2447, 8 ); // 2.447 GHz
_channels.insert( 2452, 9 ); // 2.452 GHz
_channels.insert( 2457, 10 ); // 2.457 GHz
_channels.insert( 2462, 11 ); // 2.462 GHz
}
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)
{
qWarning( "OWirelessNetworkInterface::buildChannelList(): Driver for wireless interface '%s'"
"overwrote buffer end with at least %i bytes!\n", name(), max - sizeof( struct iw_range ) );
}
// </check if the driver overwrites stuff>
struct iw_range range;
memcpy( &range, buffer, sizeof range );
qDebug( "OWirelessNetworkInterface::buildChannelList(): Interface %s reported to have %d channels.", name(), range.num_frequency );
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 );
_channels.insert( freq, i+1 );
}
}
qDebug( "OWirelessNetworkInterface::buildChannelList(): Channel list constructed." );
free(buffer);
}
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
@@ -1,456 +1,477 @@
/*
                This file is part of the Opie Project
              Copyright (C) 2003 by the Wellenreiter team:
Martin J. Muench <mjm@remote-exploit.org>
Max Moser <mmo@remote-exploit.org
Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
=.
.=l.
           .>+-=
 _;:,     .>    :=|. This program is free software; you can
.> <`_,   >  .   <= redistribute it and/or modify it under
:`=1 )Y*s>-.--   : the terms of the GNU Library General Public
.="- .-=="i,     .._ License as published by the Free Software
 - .   .-<_>     .<> Foundation; either version 2 of the License,
     ._= =}       : or (at your option) any later version.
    .%`+i>       _;_.
    .i_,=:_.      -<s. This program is distributed in the hope that
     +  .  -:.       = it will be useful, but WITHOUT ANY WARRANTY;
    : ..    .:,     . . . without even the implied warranty of
    =_        +     =;=|` MERCHANTABILITY or FITNESS FOR A
  _.=:.       :    :=>`: PARTICULAR PURPOSE. See the GNU
..}^=.=       =       ; Library General Public License for more
++=   -.     .`     .: details.
 :     =  ...= . :.=-
 -.   .:....=;==+<; You should have received a copy of the GNU
  -_. . .   )=.  = Library General Public License along with
    --        :-=` this library; see the file COPYING.LIB.
If not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef ONETWORK_H
#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;
friend class OWlanNGMonitoringInterface;
friend class OHostAPMonitoringInterface;
friend class OOrinocoMonitoringInterface;
public:
/**
* Constructor. Normally you don't create @ref ONetworkInterface objects yourself,
* but access them via @ref ONetwork::interface().
*/
ONetworkInterface( QObject* parent, const char* name );
/**
* Destructor.
*/
virtual ~ONetworkInterface();
/**
* Associates a @a monitoring interface with this network interface.
* @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
* changes the radio frequency channel of its associated @ref OWirelessNetworkInterface.
* This is necessary when in monitoring mode and scanning for other devices, because
* the radio frequency hardware can only detect packets sent on the same frequency.
* @author Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
*/
class OChannelHopper : public QObject
{
Q_OBJECT
public:
OChannelHopper( OWirelessNetworkInterface* );
virtual ~OChannelHopper();
bool isActive() const;
int channel() const;
virtual void timerEvent( QTimerEvent* );
void setInterval( int );
int interval() const;
signals:
void hopped( int );
private:
OWirelessNetworkInterface* _iface;
int _interval;
int _tid;
QValueList<int> _channels;
QValueList<int>::Iterator _channel;
};
/*======================================================================================
* OWirelessNetworkInterface
*======================================================================================*/
/**
* @brief A network interface wrapper for interfaces supporting the wireless extensions protocol.
*
* This class provides a high-level encapsulation of the Linux wireless extension API.
*/
class OWirelessNetworkInterface : public ONetworkInterface
{
friend class OMonitoringInterface;
friend class OCiscoMonitoringInterface;
friend class OWlanNGMonitoringInterface;
friend class OHostAPMonitoringInterface;
friend class OOrinocoMonitoringInterface;
friend class OPrivateIOCTL;
public:
enum Mode { AdHoc, Managed, Monitor };
/**
* Constructor.
*/
OWirelessNetworkInterface( QObject* parent, const char* name );
/**
* Destructor.
*/
virtual ~OWirelessNetworkInterface();
/**
* Setting the @a channel of the interface changes the radio frequency (RF)
* of the corresponding wireless network device.
*/
virtual void setChannel( int channel ) const;
/**
* @returns the channel index of the current radio frequency.
*/
virtual int channel() const;
/**
* @returns the current radio frequency (in MHz).
*/
virtual double frequency() const;
/**
* @returns the number of radio frequency channels for the
* corresponding wireless network device.
* @note European devices usually have 14 channels, while American typically feature 11 channels.
*/
virtual int channels() const;
//virtual double frequency(int) const;
virtual void setMode( Mode ) {}; //FIXME: Implement and document this
virtual bool mode() const {}; //FIXME: Implement and document this
/**
* 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 );
/**
* @returns true if the device is listening in IEEE 802.11 monitor mode
*/
virtual bool monitorMode() 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.
*/
virtual int channelHopping() const;
/**
* @returns the @ref OChannelHopper of this interface or 0, if channel hopping has not been activated before
*/
virtual OChannelHopper* channelHopper() const;
/**
* Set the station @a nickname.
*/
virtual void setNickName( const QString& nickname ) {}; //FIXME: Implement this
/**
* @returns the current station nickname.
*/
virtual QString nickName() const;
/**
* Invoke the private IOCTL @a command with a @number of parameters on the network interface.
* @see OPrivateIOCTL
*/
virtual void setPrivate( const QString& command, int number, ... );
/**
* @returns true if the interface is featuring the private IOCTL @command.
*/
virtual bool hasPrivate( const QString& command );
virtual void getPrivate( const QString& command ); //FIXME: Implement and document this
virtual bool isAssociated() const {}; //FIXME: Implement and document this
virtual QString associatedAP() const; //FIXME: Implement and document this
virtual void setSSID( const QString& );
virtual QString SSID() const;
protected:
void buildChannelList();
void buildPrivateList();
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;
private:
OChannelHopper* _hopper;
};
/*======================================================================================
* OMonitoringInterface
*======================================================================================*/
class OMonitoringInterface
{
public:
OMonitoringInterface();
OMonitoringInterface( ONetworkInterface* );
virtual ~OMonitoringInterface();
public:
virtual void setEnabled( bool );
virtual bool enabled() const;
virtual void setChannel( int );
virtual QString name() const = 0;
protected:
OWirelessNetworkInterface* _if;
};
/*======================================================================================
* OCiscoMonitoring
*======================================================================================*/
class OCiscoMonitoringInterface : public OMonitoringInterface
{
public:
OCiscoMonitoringInterface( ONetworkInterface* );
virtual ~OCiscoMonitoringInterface();
virtual void setEnabled( bool );
virtual QString name() const;
virtual void setChannel( int );
};
/*======================================================================================
* OWlanNGMonitoringInterface
*======================================================================================*/
class OWlanNGMonitoringInterface : public OMonitoringInterface
{
public:
OWlanNGMonitoringInterface( ONetworkInterface* );
virtual ~OWlanNGMonitoringInterface();
public:
virtual void setEnabled( bool );
virtual QString name() const;
virtual void setChannel( int );
};
/*======================================================================================
* OHostAPMonitoringInterface
*======================================================================================*/
class OHostAPMonitoringInterface : public OMonitoringInterface
{
public:
OHostAPMonitoringInterface( ONetworkInterface* );
virtual ~OHostAPMonitoringInterface();
public:
virtual void setEnabled( bool );
virtual QString name() const;
};
/*======================================================================================
* OOrinocoMonitoringInterface
*======================================================================================*/