disable "Rescan Neighbourhood" while scanning

2 files changed, 5 insertions, 3 deletions

diff --git a/noncore/settings/networksettings/wlan/wlan.pro b/noncore/settings/networksettings/wlan/wlan.pro
index e975dde..eb9dd4f 100644
--- a/noncore/settings/networksettings/wlan/wlan.pro
+++ b/noncore/settings/networksettings/wlan/wlan.pro
@@ -1,32 +1,32 @@
 TEMPLATE        = lib
 CONFIG          += qt plugin warn_on
 DESTDIR         = $(OPIEDIR)/plugins/networksettings
         HEADERS         = infoimp.h wlanmodule.h wextensions.h keyedit.h
         SOURCES         = infoimp.cpp wlanmodule.cpp wextensions.cpp keyedit.cpp
         INCLUDEPATH+= $(OPIEDIR)/include ../ ../interfaces/
         DEPENDPATH+= $(OPIEDIR)/include
 LIBS            += -lqpe -L../interfaces/ -linterfaces -lopiecore2 -lopienet2
         INTERFACES= wlan.ui info.ui
         TARGET  = wlan
-        VERSION         = 1.0.0
+        VERSION         = 1.0.1
 
 #CONFIG += wirelessopts
 
 wirelessopts {
                 HEADERS+= wlanimp.h
                 SOURCES+= wlanimp.cpp
 }
 
 ! wirelessopts {
                 HEADERS+= wlanimp2.h
         SOURCES += wlanimp2.cpp
 }
 
 include( $(OPIEDIR)/include.pro )
 
 !isEmpty( LIBPCAP_INC_DIR ) {
     INCLUDEPATH = $$LIBPCAP_INC_DIR $$INCLUDEPATH
 }
 !isEmpty( LIBPCAP_LIB_DIR ) {
     LIBS = -L$$LIBPCAP_LIB_DIR $$LIBS
 }
diff --git a/noncore/settings/networksettings/wlan/wlanimp2.cpp b/noncore/settings/networksettings/wlan/wlanimp2.cpp
index 5cb78cf..11dfe74 100644
--- a/noncore/settings/networksettings/wlan/wlanimp2.cpp
+++ b/noncore/settings/networksettings/wlan/wlanimp2.cpp
@@ -1,492 +1,494 @@
 #include "wlanimp2.h"
 #include "keyedit.h"
 #include "interfacesetupimp.h"
 #include "../interfaces/interface.h"
 
 #include <assert.h>
 #include <errno.h>
 #include <string.h>
 
 /* OPIE */
 #include <opie2/odebug.h>
 #include <opie2/oprocess.h>
 #include <opie2/onetwork.h>
 #include <opie2/opcap.h>
 #include <qpe/resource.h>
 using namespace Opie::Core;
 using namespace Opie::Net;
 
 /* QT */
 #include <qapplication.h>
 #include <qfile.h>
 #include <qdir.h>
 #include <qdialog.h>
 #include <qtextstream.h>
 #include <qmessagebox.h>
 #include <qlineedit.h>
 #include <qlabel.h>
 #include <qspinbox.h>
 #include <qradiobutton.h>
 #include <qpushbutton.h>
 #include <qcheckbox.h>
 #include <qtabwidget.h>
 #include <qcombobox.h>
 #include <qlistview.h>
 #include <qvbox.h>
 #include <qprogressbar.h>
 
 /* STD */
 #include <assert.h>
 #include <errno.h>
 #include <string.h>
 
 #define WIRELESS_OPTS "/etc/pcmcia/wireless.opts"
 #define PREUP "/etc/network/if-pre-up.d/wireless-tools"
 
 /**
  * Constructor, read in the wireless.opts file for parsing later.
  */
 WLANImp::WLANImp( QWidget* parent, const char* name, Interface *i, bool modal, WFlags fl) : WLAN(parent, name, modal, fl), interface(i), currentProfile("*") {
   interfaces = new Interfaces();
   interfaceSetup = new InterfaceSetupImp(tabWidget, "InterfaceSetupImp", i, interfaces);
   tabWidget->insertTab(interfaceSetup, "TCP/IP");
 
   // Check sanity - the existance of the wireless-tools if-pre-up script
   QFile file(QString(PREUP));
   if (file.exists()) {
     owarn << QString("WLANImp: Unable to open /etc/network/if-pre-up.d/wireless-tools") << oendl;
   }
 
   connect( rescanButton, SIGNAL( clicked() ), this, SLOT( rescanNeighbourhood() ) );
   connect( netView, SIGNAL( clicked(QListViewItem*) ), this, SLOT( selectNetwork(QListViewItem*) ) );
   netView->setColumnAlignment( col_chn, AlignCenter );
   netView->setItemMargin( 3 );
   netView->setAllColumnsShowFocus( true );
 
 }
 
 WLANImp::~WLANImp() {
 //FIXME:  delete interfaces;
 }
 
 /**
  * Change the profile for both wireless settings and network settings.
  */
 void WLANImp::setProfile(const QString &profile){
   interfaceSetup->setProfile(profile);
   parseOpts();
 }
 
 void WLANImp::parseOpts() {
   bool error;
   QString opt;
 
   if (! interfaces->isInterfaceSet())
     return;
 
 
   opt = interfaces->getInterfaceOption("wireless_essid", error);
   if(opt == "any" || opt == "off" || opt.isNull()){
     essid->setEditText("any");
   } else {
     essid->setEditText(opt);
   }
 
   opt = interfaces->getInterfaceOption("wireless_mode", error).simplifyWhiteSpace();
 
   for ( int i = 0; i < mode->count(); i++)
       if ( mode->text( i ) == opt ) mode->setCurrentItem( i );
 
   opt = interfaces->getInterfaceOption("wireless_ap", error).simplifyWhiteSpace();
   if (! opt.isNull()) {
     specifyAp->setChecked(true);
     macEdit->setText(opt);
   }
 
   opt = interfaces->getInterfaceOption("wireless_channel", error).simplifyWhiteSpace();
   if (! opt.isNull()) {
     specifyChan->setChecked(true);
     networkChannel->setValue(opt.toInt());
   }
 
   opt = interfaces->getInterfaceOption("wireless_key", error).simplifyWhiteSpace();
   if (opt.isNull())
     opt = interfaces->getInterfaceOption("wireless_enc", error).simplifyWhiteSpace();
   parseKeyStr(opt);
 }
 
 void WLANImp::parseKeyStr(QString keystr) {
   int index = 1;
   QString key;
   QStringList keys = QStringList::split(QRegExp("\\s+"), keystr);
   int enc = -1; // encryption state
 
   for (QStringList::Iterator it = keys.begin(); it != keys.end(); ++it) {
     if ((*it).left(3) == "off") {
       // encryption disabled
       enc = 0;
     } else if ((*it).left(2) == "on") {
       // encryption enabled
       enc = 1;
     } else if ((*it).left(4) == "open") {
       // open mode, accept non encrypted packets
       acceptNonEnc->setChecked(true);
     } else if ((*it).left(10) == "restricted") {
       // restricted mode, only accept encrypted packets
       rejectNonEnc->setChecked(true);
     } else if ((*it).left(3) == "key") {
       // new set of options
     } else if ((*it).left(1) == "[") {
       index = (*it).mid(1, 1).toInt();
       // switch current key to index
       switch (index) {
         case 1:
           keyRadio0->setChecked(true);
       break;
         case 2:
           keyRadio1->setChecked(true);
       break;
         case 3:
           keyRadio2->setChecked(true);
       break;
         case 4:
           keyRadio3->setChecked(true);
       break;
       }
     } else {
       // key
       key = (*it);
     }
     if (! key.isNull()) {
       if (enc == -1)
         enc = 1;
       QStringList::Iterator next = ++it;
       if (it == keys.end()) {
         break;
       }
       if ((*(next)).left(1) == "[") {
         // set key at index
         index = (*(next)).mid(1, 1).toInt();
       } else {
         index = 1;
       }
       switch (index) {
           case 1:
             keyLineEdit0->setText(key);
         break;
           case 2:
             keyLineEdit1->setText(key);
         break;
           case 3:
             keyLineEdit2->setText(key);
         break;
           case 4:
             keyLineEdit3->setText(key);
         break;
       }
       key = QString::null;
     }
   }
   if (enc == 1) {
     wepEnabled->setChecked(true);
   } else {
     wepEnabled->setChecked(false);
   }
 }
 
 /**
  * Check to see if the current config is valid
  * Save interfaces
  */
 void WLANImp::accept() {
   if (wepEnabled->isChecked()) {
     if ((keyRadio0->isChecked() && keyLineEdit0->text().isEmpty()) ||
         (keyRadio1->isChecked() && keyLineEdit1->text().isEmpty()) ||
         (keyRadio2->isChecked() && keyLineEdit2->text().isEmpty()) ||
         (keyRadio3->isChecked() && keyLineEdit3->text().isEmpty())) {
       QMessageBox::information(this, "Error", "Please enter a WEP key.", QMessageBox::Ok);
       return;
     }
   }
 
   if (essid->currentText().isEmpty()) {
     QMessageBox::information(this, "Error", "Please select/enter an ESSID.", QMessageBox::Ok);
     return;
   }
 
   if (specifyAp->isChecked() && macEdit->text().isEmpty()) {
     QMessageBox::information(this, "Error", "Please enter the MAC address of the Access Point.", QMessageBox::Ok);
     return;
   }
 
   // Try to save the interfaces settings.
   writeOpts();
 
   // Close out the dialog
 // FIXME:  QDialog::accept();
 }
 
 void WLANImp::writeOpts() {
     // eh can't really do anything about it other then return. :-D
     if(!interfaces->isInterfaceSet()){
         QMessageBox::warning(0,"Inface not set","should not happen!!!");
         return;
     }
     bool error = false;
 
     odebug << "setting wlan interface " << interfaces->getInterfaceName( error ).latin1() << "" << oendl;
 
     if (error)  QMessageBox::warning(0,"Inface not set","should not happen!!!");
 
   interfaces->setInterfaceOption(QString("wireless_mode"), mode->currentText());
   interfaces->setInterfaceOption(QString("wireless_essid"), essid->currentText());
 
   if (specifyAp->isChecked()) {
     interfaces->setInterfaceOption(QString("wireless_ap"), macEdit->text());
   } else {
     interfaces->removeInterfaceOption(QString("wireless_ap"));
   }
 
   if (specifyChan->isChecked()) {
     interfaces->setInterfaceOption(QString("wireless_channel"), networkChannel->text());
   } else {
     interfaces->removeInterfaceOption(QString("wireless_channel"));
   }
 
   if (wepEnabled->isChecked()) {
     QStringList keyList;
 
     if (! keyLineEdit0->text().isNull()) {
       keyList += keyLineEdit0->text();
       keyList += "[1]";
     } //else
     if (! keyLineEdit1->text().isNull()) {
       keyList += keyLineEdit1->text();
       keyList += "[2]";
     } //else
     if (! keyLineEdit2->text().isNull()) {
       keyList += keyLineEdit2->text();
       keyList += "[3]";
     } //else
     if (! keyLineEdit3->text().isNull()) {
       keyList += keyLineEdit3->text();
       keyList += "[4]";
     }
     if (acceptNonEnc->isChecked()) {
       keyList += "open";
     } else {
       keyList += "restricted";
     }
 
     keyList += "key";
     if (keyRadio0->isChecked()) {
       keyList += "[1]";
     } else if (keyRadio1->isChecked()) {
       keyList += "[2]";
     } else if (keyRadio2->isChecked()) {
       keyList += "[3]";
     } else if (keyRadio3->isChecked()) {
       keyList += "[4]";
     }
     interfaces->setInterfaceOption(QString("wireless_key"), keyList.join(QString(" ")));
   } else {
     interfaces->removeInterfaceOption(QString("wireless_key"));
   }
   interfaces->removeInterfaceOption(QString("wireless_enc"));
 
   if(!interfaceSetup->saveChanges())
     return;
 
   QDialog::accept();
 }
 
 /*
  * Scan for possible wireless networks around...
  * ... powered by Wellenreiter II technology (C) Michael 'Mickey' Lauer <mickeyl@handhelds.org>
  */
 
 void WLANImp::rescanNeighbourhood()
 {
     QString name = interface->getInterfaceName();
     odebug << "rescanNeighbourhood via '" << name << "'" << oendl;
 
     OWirelessNetworkInterface* wiface = static_cast<OWirelessNetworkInterface*>( ONetwork::instance()->interface( name ) );
     assert( wiface );
 
     // try to guess device type
     QString devicetype;
     QFile m( "/proc/modules" );
     if ( m.open( IO_ReadOnly ) )
     {
         QString line;
         QTextStream modules( &m );
         while( !modules.atEnd() && !devicetype )
         {
             modules >> line;
             if ( line.contains( "cisco" ) ) devicetype = "cisco";
             else if ( line.contains( "hostap" ) ) devicetype = "hostap";
             else if ( line.contains( "prism" ) ) devicetype = "wlan-ng"; /* puke */
             else if ( line.contains( "orinoco" ) ) devicetype = "orinoco";
         }
     }
     if ( devicetype.isEmpty() )
     {
         owarn << "rescanNeighbourhood(): couldn't guess device type :(" << oendl;
         return;
     }
     else
     {
         odebug << "rescanNeighbourhood(): device type seems to be '" << devicetype << "'" << oendl;
     }
 
     // configure interface to receive 802.11 management frames
 
     wiface->setUp( true );
     wiface->setPromiscuousMode( true );
 
     if ( devicetype == "cisco" ) wiface->setMonitoring( new OCiscoMonitoringInterface( wiface, false ) );
     else if ( devicetype == "hostap" ) wiface->setMonitoring( new OHostAPMonitoringInterface( wiface, false ) );
     else if ( devicetype == "wlan-ng" ) wiface->setMonitoring( new OWlanNGMonitoringInterface( wiface, false ) );
     else if ( devicetype == "orinoco" ) wiface->setMonitoring( new OOrinocoMonitoringInterface( wiface, false ) );
     else
     {
         odebug << "rescanNeighbourhood(): unsupported device type for monitoring :(" << oendl;
         return;
     }
 
     wiface->setMode( "monitor" );
     if ( wiface->mode() != "monitor" )
     {
         owarn << "rescanNeighbourhood(): Unable to bring device into monitor mode (" << strerror( errno ) << ")." << oendl;
         return;
     }
 
     // open a packet capturer
     OPacketCapturer* cap = new OPacketCapturer();
     cap->open( name );
     if ( !cap->isOpen() )
     {
         owarn << "rescanNeighbourhood(): Unable to open libpcap (" << strerror( errno ) << ")." << oendl;
         return;
     }
 
-    // display splash screen
+    // disable button and display splash screen
+    rescanButton->setEnabled( false );
     QFrame* splash = new QFrame( this, "splash", false, WStyle_StaysOnTop | WStyle_DialogBorder | WStyle_Customize );
     splash->setLineWidth( 2 );
     splash->setFrameStyle( QFrame::Panel | QFrame::Raised );
     QVBoxLayout* vbox = new QVBoxLayout( splash, 4, 4 );
     QLabel* lab = new QLabel( "<center><b>Scanning...</b><br>Please Wait...</center>", splash );
     QProgressBar* pb = new QProgressBar( wiface->channels(), splash );
     vbox->addWidget( lab );
     vbox->addWidget( pb );
     pb->setCenterIndicator( true );
     pb->setFixedHeight( pb->sizeHint().height() );
     QWidget* widgetDesktop = qApp->desktop();
     int dw = widgetDesktop->width();
     int dh = widgetDesktop->height();
     int pw = vbox->sizeHint().width();
     int ph = vbox->sizeHint().height();
     splash->setGeometry((dw-pw)/2,(dh-ph)/2,pw,ph);
     splash->show();
     splash->raise();
     qApp->processEvents();
 
     // set capturer to non-blocking mode
     cap->setBlocking( false );
 
     for ( int i = 1; i <= wiface->channels(); ++i )
     {
         wiface->setChannel( i );
         pb->setProgress( i );
         qApp->processEvents();
         odebug << "rescanNeighbourhood(): listening on channel " << i << "..." << oendl;
         OPacket* p = cap->next( 1000 );
         if ( !p )
         {
             odebug << "rescanNeighbourhood(): nothing received on channel " << i << "" << oendl;
         }
         else
         {
             odebug << "rescanNeighbourhood(): TADAA - something came in on channel " << i << "" << oendl;
             handlePacket( p );
         }
     }
 
     cap->close();
     wiface->setMode( "managed" ); // TODO: use previous mode
     wiface->setPromiscuousMode( false );
 
+    // hide splash screen and reenable button
     splash->hide();
     delete splash;
-
+    rescanButton->setEnabled( true );
 }
 
 void WLANImp::handlePacket( OPacket* p )
 {
 
     // check if we received a beacon frame
     OWaveLanManagementPacket* beacon = static_cast<OWaveLanManagementPacket*>( p->child( "802.11 Management" ) );
     if ( beacon && beacon->managementType() == "Beacon" )
     {
 
         QString type;
         if ( beacon->canIBSS() )
         {
             type = "adhoc";
         }
         else if ( beacon->canESS() )
         {
             type = "managed";
         }
         else
         {
             owarn << "handlePacket(): invalid frame [possibly noise] detected!" << oendl;
             return;
         }
 
         OWaveLanManagementSSID* ssid = static_cast<OWaveLanManagementSSID*>( p->child( "802.11 SSID" ) );
         QString essid = ssid ? ssid->ID() : QString("<unknown>");
         OWaveLanManagementDS* ds = static_cast<OWaveLanManagementDS*>( p->child( "802.11 DS" ) );
         int channel = ds ? ds->channel() : -1;
         OWaveLanPacket* header = static_cast<OWaveLanPacket*>( p->child( "802.11" ) );
         displayFoundNetwork( type, channel, essid, header->macAddress2() );
     }
 }
 
 
 void WLANImp::displayFoundNetwork( const QString& mode, int channel, const QString& ssid, const OMacAddress& mac )
 {
 
     odebug << "found network: <" << (const char*) mode << ">, chn " << channel
            << ", ssid '" << (const char*) ssid << "', mac '" << (const char*) mac.toString() << "'" << oendl;
 
     QListViewItemIterator it( netView );
     while ( it.current() && it.current()->text( col_ssid ) != ssid ) ++it;
     if ( !it.current() ) // ssid didn't show up yet
     {
         QListViewItem* item = new QListViewItem( netView, mode.left( 1 ).upper(), ssid, QString::number( channel ), mac.toString() );
         QString name;
         name.sprintf( "networksettings/%s", (const char*) mode );
         item->setPixmap( col_mode, Resource::loadPixmap( name ) );
         qApp->processEvents();
     }
 
 }
 
 
 void WLANImp::selectNetwork( QListViewItem* item )
 {
     bool ok;
     if ( item )
     {
         specifyAp->setChecked(true);
         macEdit->setText( item->text( col_mac ) );
         specifyChan->setChecked( item->text( col_mode ) == "A" );
         networkChannel->setValue( item->text( col_chn ).toInt( &ok ) );
         essid->setEditText( item->text( col_ssid ) );
         if ( item->text( col_mode ) == "A" )
             mode->setCurrentItem( 3 );
         else
             mode->setCurrentItem( 2 );
     }
 }