diff options
Diffstat (limited to 'wifi/networkscanning.cpp')
| -rw-r--r-- | wifi/networkscanning.cpp | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/wifi/networkscanning.cpp b/wifi/networkscanning.cpp new file mode 100644 index 00000000..5a15ffbc --- /dev/null +++ b/wifi/networkscanning.cpp @@ -0,0 +1,155 @@ +/*************************************************************************** + networkscanning.cpp - description + ------------------- + begin : Sam Apr 24 11:44:20 CEST 2005 + copyright : (C) 2005 by Stefan Winter + email : [email protected] + ***************************************************************************/ + +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ + +#include <stdio.h> + +#include <qstring.h> +#include <qwidget.h> +#include <qlayout.h> +#include <qpushbutton.h> +#include <qtable.h> + +#include <kdebug.h> +#include <klocale.h> +#include <kprocess.h> +#include <kmessagebox.h> +#include <ktempfile.h> + +#include "networkscanning.h" +#include "interface_wireless.h" + +NetworkScanning::NetworkScanning (Interface_wireless * dev, QWidget * parent, const char * name ) : QWidget ( parent, name ) { + device = dev; + networkScan(); +} + +void +NetworkScanning::networkScan () +{ + networks = device->get_available_networks (); + + if ( networks->numRows() > 0 ) { + + networks->setColumnReadOnly( 0, true); + networks->setColumnReadOnly( 1, true); + networks->setColumnReadOnly( 2, true); + networks->setColumnReadOnly( 3, false); + for ( int i = 0; i < networks->numRows(); i++) { + if ( networks->text( i, 3 ) == i18n( "off" )) networks->setRowReadOnly( i, true ); + } + + networks->setSelectionMode(QTable::SingleRow); + connect(networks,SIGNAL(selectionChanged()),this,SLOT(checkWEP())); + + this->setCaption( i18n( "Scan Results" ) ); + + QGridLayout* networkSelectionLayout = new QGridLayout ( this, 2, 3, 0, 5); + switchNet = new QPushButton( i18n( "Switch to Network..." ), this ); + switchNet->setEnabled(false); + QPushButton* close = new QPushButton( i18n( "Close" ), this ); + + networks->reparent( this, QPoint( 0, 0 ) ); + networks->setLeftMargin( 0 ); + networks->verticalHeader()->hide(); + + connect ( close, SIGNAL( clicked() ), this, SLOT( hide() ) ); + connect ( switchNet, SIGNAL( clicked() ), this, SLOT( switchToNetwork() ) ); + connect ( networks, SIGNAL( currentChanged(int,int)), this, SLOT( checkSettings(int,int))); + connect ( networks, SIGNAL( valueChanged(int,int)), this, SLOT( checkSettings(int,int))); + + networkSelectionLayout->addMultiCellWidget( networks, 0, 0, 0, 2 ); + networkSelectionLayout->addWidget( switchNet, 1, 0 ); + networkSelectionLayout->addWidget( close, 1, 2 ); + + this->show(); + + } else + { + KMessageBox::sorry(0,i18n("The scan is complete, but no networks have been found."),i18n("No Network Available")); + } +} + +void NetworkScanning::checkSettings(int row, int) +{ + if ((networks->text(row,0)!=i18n("(hidden cell)")) && (checkWEP()!=INVALID)) switchNet->setEnabled(true); + else switchNet->setEnabled(false); +} + +WEP_KEY +NetworkScanning::checkWEP() +{ + kdDebug() << "In checkWEP()\n"; + if ( (networks->text( networks->currentRow() , 3 ) == i18n( "off" )) || + (networks->text( networks->currentRow() , 3 ) == "" ) ) return NONE; + if ( (networks->text( networks->currentRow() , 3 ).length()== 5 ) || + (networks->text( networks->currentRow() , 3 ).length()== 13 ) ) return VALID_STRING; + if ( (networks->text( networks->currentRow() , 3 ).length()== 10 ) || + (networks->text( networks->currentRow() , 3 ).length()== 26 ) ) return VALID_HEX; + return INVALID; +} + +void +NetworkScanning::switchToNetwork() +{ + + WEP_KEY encryption = checkWEP(); + + if (encryption == INVALID) { + KMessageBox::sorry(0,i18n( "Aborting network switching due to invalid WEP key specification." ), i18n( "Invalid WEP Key" )); + return; + } + + QString cmdline; + + KTempFile* tempfile = new KTempFile( QString::null, QString::null, 0700 ); + QString tempfilename = tempfile->name(); + + cmdline = (QString)"ifconfig %1 down\n"; + cmdline = cmdline.arg( device->get_interface_name() ); + write( tempfile->handle(), cmdline.ascii(), strlen( cmdline.ascii() ) ); + + cmdline = (QString)"iwconfig %1 essid %2 mode %3 enc %4\n"; + cmdline = cmdline.arg( device->get_interface_name() ); + cmdline = cmdline.arg( KProcess::quote( networks->text( networks->currentRow(), 0 ) ) ); + + QString modetemp; + if (networks->text( networks->currentRow(), 1 ) == i18n("Managed") ) modetemp = "Managed"; else modetemp = "Ad-Hoc"; + cmdline = cmdline.arg( modetemp ); + + if ( encryption != NONE ) { + cmdline = cmdline.arg( (encryption == VALID_STRING ? "s:" : "" ) + KProcess::quote( networks->text( networks->currentRow(), 3 ) ) ); + } else { + cmdline = cmdline.arg("off"); + } + write( tempfile->handle(), cmdline.ascii(), strlen( cmdline.ascii() ) ); + + cmdline = (QString)"ifconfig %1 up\n"; + cmdline = cmdline.arg( device->get_interface_name() ); + write( tempfile->handle(), cmdline.ascii(), strlen( cmdline.ascii() ) ); + + delete tempfile; // autoDeletion off, so the file remains on disk + + KProcess switchProc; + switchProc << "kdesu" << tempfilename; + switchProc.start( KProcess::Block ); + + remove(tempfilename.ascii()); + +} + + +#include "networkscanning.moc" |