| -rw-r--r-- | libopie2/opienet/onetwork.cpp | 38 | ||||
| -rw-r--r-- | libopie2/opienet/onetwork.h | 3 | ||||
| -rw-r--r-- | libopie2/opienet/ostation.h | 2 |
3 files changed, 38 insertions, 5 deletions
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp index 546be9e..0a74019 100644 --- a/libopie2/opienet/onetwork.cpp +++ b/libopie2/opienet/onetwork.cpp @@ -1,103 +1,105 @@ /* This file is part of the Opie Project Copyright (C) 2003-2005 by Michael 'Mickey' Lauer <mickey@Vanille.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; version 2 of the License. ._= =} : .%`+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> #include <opie2/ostation.h> #include <opie2/odebug.h> /* QT */ #include <qfile.h> #include <qtextstream.h> +#include <qapplication.h> /* UNIX */ #include <assert.h> #include <arpa/inet.h> #include <errno.h> #include <string.h> #include <stdlib.h> #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 <net/ethernet.h> #include <stdarg.h> #ifndef NODEBUG #include <opie2/odebugmapper.h> using namespace Opie::Core; using namespace Opie::Net::Internal; DebugMapper* debugmapper = new DebugMapper(); #endif /*====================================================================================== * ONetwork *======================================================================================*/ namespace Opie { namespace Net { ONetwork* ONetwork::_instance = 0; ONetwork::ONetwork() { odebug << "ONetwork::ONetwork()" << oendl; odebug << "ONetwork: This code has been compiled against Wireless Extensions V" << WIRELESS_EXT << oendl; 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 //FIXME: Best is use SIOCGIFCONF and if this doesn't work (result=-1), then fallback to parsing /proc/net/dev _interfaces.clear(); QString str; QFile f( "/proc/net/dev" ); bool hasFile = f.open( IO_ReadOnly ); if ( !hasFile ) { odebug << "ONetwork: /proc/net/dev not existing. No network devices available" << oendl; return; } QTextStream s( &f ); s.readLine(); s.readLine(); while ( !s.atEnd() ) { s >> str; str.truncate( str.find( ':' ) ); @@ -446,96 +448,104 @@ void OChannelHopper::setInterval( int interval ) int OChannelHopper::interval() const { return _interval; } /*====================================================================================== * OWirelessNetworkInterface *======================================================================================*/ OWirelessNetworkInterface::OWirelessNetworkInterface( QObject* parent, const char* name ) :ONetworkInterface( parent, name ), _hopper( 0 ) { odebug << "OWirelessNetworkInterface::OWirelessNetworkInterface()" << oendl; init(); } OWirelessNetworkInterface::~OWirelessNetworkInterface() { } struct iwreq& OWirelessNetworkInterface::iwr() const { return _iwr; } void OWirelessNetworkInterface::init() { odebug << "OWirelessNetworkInterface::init()" << oendl; memset( &_iwr, 0, sizeof( struct iwreq ) ); buildInformation(); buildPrivateList(); dumpInformation(); } bool OWirelessNetworkInterface::isAssociated() const { //FIXME: handle different modes return !(associatedAP() == OMacAddress::unknown); } +void OWirelessNetworkInterface::setAssociatedAP( const OMacAddress& mac ) const +{ + _iwr.u.ap_addr.sa_family = ARPHRD_ETHER; + ::memcpy(_iwr.u.ap_addr.sa_data, mac.native(), ETH_ALEN); + wioctl( SIOCSIWAP ); +} + + OMacAddress OWirelessNetworkInterface::associatedAP() const { if ( ioctl( SIOCGIWAP ) ) return (const unsigned char*) &_ifr.ifr_hwaddr.sa_data[0]; else return OMacAddress::unknown; } void OWirelessNetworkInterface::buildInformation() { //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 ) { owarn << "OWirelessNetworkInterface::buildInformation(): Can't get channel information - using default values." << oendl; _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 memset( &_range, 0, sizeof( struct iw_range ) ); } else @@ -861,103 +871,101 @@ QString OWirelessNetworkInterface::SSID() const } void OWirelessNetworkInterface::setSSID( const QString& ssid ) { _iwr.u.essid.pointer = const_cast<char*>( (const char*) ssid ); _iwr.u.essid.length = ssid.length()+1; // zero byte wioctl( SIOCSIWESSID ); } OStationList* OWirelessNetworkInterface::scanNetwork() { _iwr.u.param.flags = IW_SCAN_DEFAULT; _iwr.u.param.value = 0; if ( !wioctl( SIOCSIWSCAN ) ) { return 0; } OStationList* stations = new OStationList(); int timeout = 10000000; odebug << "ONetworkInterface::scanNetwork() - scan started." << oendl; bool results = false; struct timeval tv; tv.tv_sec = 0; tv.tv_usec = 250000; // initial timeout ~ 250ms char buffer[IW_SCAN_MAX_DATA]; while ( !results && timeout > 0 ) { timeout -= tv.tv_usec; select( 0, 0, 0, 0, &tv ); _iwr.u.data.pointer = &buffer[0]; _iwr.u.data.flags = 0; _iwr.u.data.length = sizeof buffer; if ( wioctl( SIOCGIWSCAN ) ) { results = true; continue; } else if ( errno == EAGAIN) { odebug << "ONetworkInterface::scanNetwork() - scan in progress..." << oendl; - #if 0 if ( qApp ) { qApp->processEvents( 100 ); continue; } - #endif tv.tv_sec = 0; tv.tv_usec = 100000; continue; } } odebug << "ONetworkInterface::scanNetwork() - scan finished." << oendl; if ( results ) { odebug << " - result length = " << _iwr.u.data.length << oendl; if ( !_iwr.u.data.length ) { odebug << " - no results (empty neighbourhood)" << oendl; return stations; } odebug << " - results are in!" << oendl; dumpBytes( (const unsigned char*) &buffer[0], _iwr.u.data.length ); // parse results struct iw_event iwe; struct iw_stream_descr stream; unsigned int cmd_index, event_type, event_len; char *pointer; const char standard_ioctl_hdr[] = { IW_HEADER_TYPE_NULL, /* SIOCSIWCOMMIT */ IW_HEADER_TYPE_CHAR, /* SIOCGIWNAME */ IW_HEADER_TYPE_PARAM, /* SIOCSIWNWID */ IW_HEADER_TYPE_PARAM, /* SIOCGIWNWID */ IW_HEADER_TYPE_FREQ, /* SIOCSIWFREQ */ IW_HEADER_TYPE_FREQ, /* SIOCGIWFREQ */ IW_HEADER_TYPE_UINT, /* SIOCSIWMODE */ IW_HEADER_TYPE_UINT, /* SIOCGIWMODE */ IW_HEADER_TYPE_PARAM, /* SIOCSIWSENS */ IW_HEADER_TYPE_PARAM, /* SIOCGIWSENS */ IW_HEADER_TYPE_NULL, /* SIOCSIWRANGE */ IW_HEADER_TYPE_POINT, /* SIOCGIWRANGE */ IW_HEADER_TYPE_NULL, /* SIOCSIWPRIV */ IW_HEADER_TYPE_POINT, /* SIOCGIWPRIV */ IW_HEADER_TYPE_NULL, /* SIOCSIWSTATS */ IW_HEADER_TYPE_POINT, /* SIOCGIWSTATS */ IW_HEADER_TYPE_POINT, /* SIOCSIWSPY */ IW_HEADER_TYPE_POINT, /* SIOCGIWSPY */ IW_HEADER_TYPE_POINT, /* SIOCSIWTHRSPY */ IW_HEADER_TYPE_POINT, /* SIOCGIWTHRSPY */ IW_HEADER_TYPE_ADDR, /* SIOCSIWAP */ @@ -1082,111 +1090,131 @@ OStationList* OWirelessNetworkInterface::scanNetwork() /* Special processing for iw_point events */ if(event_type == IW_HEADER_TYPE_POINT) { /* Check the length of the payload */ if((iwe.len - (event_len + IW_EV_LCP_LEN)) > 0) /* Set pointer on variable part (warning : non aligned) */ iwe.u.data.pointer = pointer; else /* No data */ iwe.u.data.pointer = NULL; /* Go to next event */ stream.current += iwe.len; } else { /* Is there more value in the event ? */ if((pointer + event_len) <= (stream.current + iwe.len)) /* Go to next value */ stream.value = pointer; else { /* Go to next event */ stream.value = NULL; stream.current += iwe.len; } } struct iw_event *we = &iwe; //------ odebug << " - reading next event... cmd=" << we->cmd << ", len=" << we->len << oendl; switch (we->cmd) { case SIOCGIWAP: { odebug << "SIOCGIWAP" << oendl; stations->append( new OStation() ); stations->last()->macAddress = (const unsigned char*) &we->u.ap_addr.sa_data[0]; break; } case SIOCGIWMODE: { odebug << "SIOCGIWMODE" << oendl; stations->last()->type = modeToString( we->u.mode ); break; } case SIOCGIWFREQ: { odebug << "SIOCGIWFREQ" << oendl; - stations->last()->channel = _channels[ static_cast<int>(double( we->u.freq.m ) * pow( 10.0, we->u.freq.e ) / 1000000) ]; + if ( we->u.freq.m > 1000 ) + stations->last()->channel = _channels[ static_cast<int>(double( we->u.freq.m ) * pow( 10.0, we->u.freq.e ) / 1000000) ]; + else + stations->last()->channel = static_cast<int>(((double) we->u.freq.m) * pow( 10.0, we->u.freq.e )); break; } case SIOCGIWESSID: { odebug << "SIOCGIWESSID" << oendl; we->u.essid.length = '\0'; // make sure it is zero terminated stations->last()->ssid = static_cast<const char*> (we->u.essid.pointer); odebug << "ESSID: " << stations->last()->ssid << oendl; break; } + case IWEVQUAL: + { + odebug << "IWEVQUAL" << oendl; + stations->last()->level = static_cast<int>(we->u.qual.level); + break; /* Quality part of statistics (scan) */ + } + case SIOCGIWENCODE: + { + odebug << "SIOCGIWENCODE" << oendl; + stations->last()->encrypted = !(we->u.data.flags & IW_ENCODE_DISABLED); + break; + } + + case SIOCGIWRATE: + { + odebug << "SIOCGIWRATE" << oendl; + stations->last()->rates.append(we->u.bitrate.value); + break; + } case SIOCGIWSENS: odebug << "SIOCGIWSENS" << oendl; break; - case SIOCGIWENCODE: odebug << "SIOCGIWENCODE" << oendl; break; case IWEVTXDROP: odebug << "IWEVTXDROP" << oendl; break; /* Packet dropped to excessive retry */ - case IWEVQUAL: odebug << "IWEVQUAL" << oendl; break; /* Quality part of statistics (scan) */ case IWEVCUSTOM: odebug << "IWEVCUSTOM" << oendl; break; /* Driver specific ascii string */ case IWEVREGISTERED: odebug << "IWEVREGISTERED" << oendl; break; /* Discovered a new node (AP mode) */ case IWEVEXPIRED: odebug << "IWEVEXPIRED" << oendl; break; /* Expired a node (AP mode) */ default: odebug << "unhandled event" << oendl; } } while (true); } else { odebug << " - no results (timeout) :(" << oendl; } return stations; } int OWirelessNetworkInterface::signalStrength() const { iw_statistics stat; ::memset( &stat, 0, sizeof stat ); _iwr.u.data.pointer = (char*) &stat; _iwr.u.data.flags = 0; _iwr.u.data.length = sizeof stat; if ( !wioctl( SIOCGIWSTATS ) ) { return -1; } int max = _range.max_qual.qual; int cur = stat.qual.qual; // int lev = stat.qual.level; //FIXME: Do something with them? // int noi = stat.qual.noise; //FIXME: Do something with them? return max != 0 ? cur*100/max: -1; } bool OWirelessNetworkInterface::wioctl( int call, struct iwreq& iwreq ) const { #ifndef NODEBUG int result = ::ioctl( _sfd, call, &iwreq ); if ( result == -1 ) odebug << "ONetworkInterface::wioctl (" << name() << ") call '" << debugmapper->map( call ) << "' FAILED! " << result << " (" << strerror( errno ) << ")" << oendl; else diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h index 4d9912d..fa9f39f 100644 --- a/libopie2/opienet/onetwork.h +++ b/libopie2/opienet/onetwork.h @@ -368,96 +368,99 @@ class OWirelessNetworkInterface : public ONetworkInterface * @note: Important note concerning the 'monitor' mode: * 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 QString mode() 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 ); /** * @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 /** * @returns true if the interface is associated to an access point * @note: This information is only valid if the interface is in managed mode. */ virtual bool isAssociated() const; + /** Set the @a mac associated AP address. + */ + virtual void setAssociatedAP( const OMacAddress& mac ) const; /** * @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; /** * @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; diff --git a/libopie2/opienet/ostation.h b/libopie2/opienet/ostation.h index 5219d92..86c9a52 100644 --- a/libopie2/opienet/ostation.h +++ b/libopie2/opienet/ostation.h @@ -1,83 +1,85 @@ /* This file is part of the Opie Project Copyright (C) 2003-2005 by Michael 'Mickey' Lauer <mickey@Vanille.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; version 2 of the License. ._= =} : .%`+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 OSTATION_H #define OSTATION_H #include <opie2/onetutils.h> #include <qlist.h> #include <qstring.h> #include <qhostaddress.h> #include <qobject.h> +#include <qvaluelist.h> #include <sys/types.h> namespace Opie { namespace Net { class OStation; typedef QList<OStation> OStationList; /*====================================================================================== * OStation *======================================================================================*/ class OStation { public: OStation(); ~OStation(); void dump(); /* Ethernet */ QString type; OMacAddress macAddress; QHostAddress ipAddress; /* WaveLan */ QString ssid; OMacAddress apAddress; int channel; int level; bool encrypted; + QValueList <int> rates; private: class Private; Private *d; }; } } #endif // OSTATION_H |