Diffstat (limited to 'libopie2/opienet/onetwork.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | libopie2/opienet/onetwork.cpp | 45 |
1 files changed, 44 insertions, 1 deletions
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp index 918ba07..a85a510 100644 --- a/libopie2/opienet/onetwork.cpp +++ b/libopie2/opienet/onetwork.cpp @@ -1,100 +1,101 @@ /* 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> +#include <opie2/ostation.h> /* QT */ #include <qfile.h> #include <qtextstream.h> /* UNIX */ #include <assert.h> #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; #ifndef NODEBUG #include <opie2/oioctlmap.h> IntStringMap* _ioctlmap = constructIoctlMap(); #endif /*====================================================================================== * ONetwork *======================================================================================*/ ONetwork* ONetwork::_instance = 0; ONetwork::ONetwork() { qDebug( "ONetwork::ONetwork()" ); qDebug( "ONetwork: This code has been compiled against Wireless Extensions V%d", WIRELESS_EXT ); 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 ) { qDebug( "ONetwork: /proc/net/dev not existing. No network devices available" ); return; } QTextStream s( &f ); s.readLine(); s.readLine(); while ( !s.atEnd() ) { s >> str; @@ -820,133 +821,175 @@ 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(); wioctl( SIOCSIWESSID ); } int OWirelessNetworkInterface::scanNetwork() { _iwr.u.param.flags = IW_SCAN_DEFAULT; _iwr.u.param.value = 0; if ( !wioctl( SIOCSIWSCAN ) ) { return -1; } int timeout = 1000000; qDebug( "ONetworkInterface::scanNetwork() - scan started." ); 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) { qDebug( "ONetworkInterface::scanNetwork() - scan in progress..." ); #if 0 if ( qApp ) { qApp->processEvents( 100 ); continue; } #endif tv.tv_sec = 0; tv.tv_usec = 100000; continue; } } qDebug( "ONetworkInterface::scanNetwork() - scan finished." ); if ( results ) { + qDebug( " - result length = %d", _iwr.u.data.length ); + if ( !_iwr.u.data.length ) + { + qDebug( " - no results (empty neighbourhood)" ); + return 0; + } + qDebug( " - results are in!" ); + dumpBytes( (const unsigned char*) &buffer[0], _iwr.u.data.length ); + + int stations = 0; + + // parse results + + int offset = 0; + struct iw_event* we = (struct iw_event*) &buffer[0]; + + while ( offset < _iwr.u.data.length ) + { + //const char* cmd = *(*_ioctlmap)[we->cmd]; + //if ( !cmd ) cmd = "<unknown>"; + qDebug( "reading next event... cmd=%d, len=%d", we->cmd, we->len ); + switch (we->cmd) + { + case SIOCGIWAP: qDebug( "SIOCGIWAP" ); stations++; break; + case SIOCGIWMODE: qDebug( "SIOCGIWMODE" ); break; + case SIOCGIWFREQ: qDebug( "SIOCGIWFREQ" ); break; + case SIOCGIWESSID: qDebug( "SIOCGIWESSID" ); break; + case SIOCGIWSENS: qDebug( "SIOCGIWSENS" ); break; + case SIOCGIWENCODE: qDebug( "SIOCGIWENCODE" ); break; + case IWEVTXDROP: qDebug( "IWEVTXDROP" ); break; /* Packet dropped to excessive retry */ + case IWEVQUAL: qDebug( "IWEVQUAL" ); break; /* Quality part of statistics (scan) */ + case IWEVCUSTOM: qDebug( "IWEVCUSTOM" ); break; /* Driver specific ascii string */ + case IWEVREGISTERED: qDebug( "IWEVREGISTERED" ); break; /* Discovered a new node (AP mode) */ + case IWEVEXPIRED: qDebug( "IWEVEXPIRED" ); break; /* Expired a node (AP mode) */ + default: qDebug( "unhandled event" ); + } + + offset += we->len; + we = (struct iw_event*) &buffer[offset]; + } + } else { - qDebug( " - no results :(" ); + qDebug( " - no results (timeout) :(" ); + return 0; } } bool OWirelessNetworkInterface::wioctl( int call, struct iwreq& iwreq ) const { #ifndef NODEBUG int result = ::ioctl( _sfd, call, &iwreq ); if ( result == -1 ) qDebug( "ONetworkInterface::wioctl (%s) call %s (0x%04X) - Status: Failed: %d (%s)", name(), (const char*) *(*_ioctlmap)[call], call, result, strerror( errno ) ); else qDebug( "ONetworkInterface::wioctl (%s) call %s (0x%04X) - Status: Ok.", name(), (const char*) *(*_ioctlmap)[call], call ); return ( result != -1 ); #else return ::ioctl( _sfd, call, &iwreq ) != -1; #endif } bool OWirelessNetworkInterface::wioctl( int call ) const { strcpy( _iwr.ifr_name, name() ); return wioctl( call, _iwr ); } /*====================================================================================== * OMonitoringInterface *======================================================================================*/ OMonitoringInterface::OMonitoringInterface( ONetworkInterface* iface, bool prismHeader ) :_if( static_cast<OWirelessNetworkInterface*>( iface ) ), _prismHeader( prismHeader ) { } OMonitoringInterface::~OMonitoringInterface() { } void OMonitoringInterface::setChannel( int c ) { // use standard WE channel switching protocol memset( &_if->_iwr, 0, sizeof( struct iwreq ) ); _if->_iwr.u.freq.m = c; _if->_iwr.u.freq.e = 0; _if->wioctl( SIOCSIWFREQ ); } bool OMonitoringInterface::enabled() const { return _if->monitorMode(); } void OMonitoringInterface::setEnabled( bool b ) { } /*====================================================================================== * OCiscoMonitoringInterface |