author | mickeyl <mickeyl> | 2005-05-10 10:14:38 (UTC) |
---|---|---|
committer | mickeyl <mickeyl> | 2005-05-10 10:14:38 (UTC) |
commit | ff1d0ce627f64fb757df48d4c4998cb82a024dbc (patch) (side-by-side diff) | |
tree | 332d07f028d216564ee287ddd2b642e0d314234e /noncore/settings/networksettings | |
parent | ce515e60ba66d4b1540879b17b2b31b5fac627d3 (diff) | |
download | opie-ff1d0ce627f64fb757df48d4c4998cb82a024dbc.zip opie-ff1d0ce627f64fb757df48d4c4998cb82a024dbc.tar.gz opie-ff1d0ce627f64fb757df48d4c4998cb82a024dbc.tar.bz2 |
improve WEP key handling and add wlan-ng support. patch courtesy Dirk Opfer, thanks!
Diffstat (limited to 'noncore/settings/networksettings') (more/less context) (show whitespace changes)
4 files changed, 142 insertions, 5 deletions
diff --git a/noncore/settings/networksettings/wlan/wextensions.cpp b/noncore/settings/networksettings/wlan/wextensions.cpp index 8a9db66..64d8752 100644 --- a/noncore/settings/networksettings/wlan/wextensions.cpp +++ b/noncore/settings/networksettings/wlan/wextensions.cpp @@ -24,100 +24,103 @@ using namespace Opie::Core; * Constructor. Sets hasWirelessExtensions */ WExtensions::WExtensions(QString interfaceName): hasWirelessExtensions(false), interface(interfaceName) { fd = socket( AF_INET, SOCK_DGRAM, 0 ); if(fd == -1) return; const char* buffer[200]; memset( &iwr, 0, sizeof( iwr ) ); iwr.u.essid.pointer = (caddr_t) buffer; iwr.u.essid.length = IW_ESSID_MAX_SIZE; iwr.u.essid.flags = 0; // check if it is an IEEE 802.11 standard conform // wireless device by sending SIOCGIWESSID // which also gives back the Extended Service Set ID // (see IEEE 802.11 for more information) const char* iname = interface.latin1(); strcpy( iwr.ifr_ifrn.ifrn_name, (const char *)iname ); if ( 0 == ioctl( fd, SIOCGIWESSID, &iwr ) ) hasWirelessExtensions = true; } /** * @return QString the station name of the access point. */ QString WExtensions::station(){ if(!hasWirelessExtensions) return QString(); const char* buffer[200]; iwr.u.data.pointer = (caddr_t) buffer; iwr.u.data.length = IW_ESSID_MAX_SIZE; iwr.u.data.flags = 0; if ( 0 == ioctl( fd, SIOCGIWNICKN, &iwr )){ buffer[(unsigned int) iwr.u.data.length-1] = '\0'; return (const char*) buffer; } return QString::null; } /** * @return QString the essid of the host 802.11 access point. */ QString WExtensions::essid(){ if(!hasWirelessExtensions) return QString(); const char* buffer[200]; + memset(buffer,0x00,200); iwr.u.data.pointer = (caddr_t) buffer; iwr.u.data.length = IW_ESSID_MAX_SIZE; iwr.u.data.flags = 0; if ( 0 == ioctl( fd, SIOCGIWESSID, &iwr )){ + if (iwr.u.essid.length > IW_ESSID_MAX_SIZE) + iwr.u.essid.length = IW_ESSID_MAX_SIZE; buffer[(unsigned int) iwr.u.essid.length] = '\0'; return (const char*) buffer; } return QString::null; } /** * @return QString the mode of interface */ QString WExtensions::mode(){ if(!hasWirelessExtensions) return QString(); if ( 0 == ioctl( fd, SIOCGIWMODE, &iwr ) ) return QString("%1").arg(iwr.u.mode == IW_MODE_ADHOC ? "Ad-Hoc" : "Managed"); return QString(); } /** * Get the frequency that the interface is running at. * @return int the frequency that the interfacae is running at. */ double WExtensions::frequency(){ if(!hasWirelessExtensions) return 0; if ( 0 == ioctl( fd, SIOCGIWFREQ, &iwr )) return (double( iwr.u.freq.m ) * pow( 10, iwr.u.freq.e ) / 1000000000); return 0; } /** * Get the channel that the interface is running at. * @return int the channel that the interfacae is running at. */ int WExtensions::channel(){ if(!hasWirelessExtensions) return 0; if ( 0 != ioctl( fd, SIOCGIWFREQ, &iwr )) return 0; // http://www.elanix.com/pdf/an137e.pdf double num = (double( iwr.u.freq.m ) * pow( 10, iwr.u.freq.e ) / 1000000000); double left = 2.401; double right = 2.416; for(int channel = 1; channel<= 15; channel++){ if( num >= left && num <= right ) return channel; left += 0.005; diff --git a/noncore/settings/networksettings/wlan/wlan.pro b/noncore/settings/networksettings/wlan/wlan.pro index eb9dd4f..3a064d3 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 = 1.0.1 +VERSION = 1.0.2 #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 11dfe74..2fd97c3 100644 --- a/noncore/settings/networksettings/wlan/wlanimp2.cpp +++ b/noncore/settings/networksettings/wlan/wlanimp2.cpp @@ -34,131 +34,185 @@ using namespace Opie::Net; #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; + QString opt,key; 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_type", error).simplifyWhiteSpace(); + + if ( opt == "wlan-ng") { + + //FIXME:Handle wlan_ng_priv_genstr + + // get default key_id + opt = interfaces->getInterfaceOption("wlan_ng_default_key_id", error).simplifyWhiteSpace(); + + if (opt == "0") + keyRadio0->setChecked(true); + if (opt == "1") + keyRadio1->setChecked(true); + if (opt == "2") + keyRadio2->setChecked(true); + if (opt == "3") + keyRadio3->setChecked(true); + + // get key0 + key = interfaces->getInterfaceOption("wlan_ng_key0", error).simplifyWhiteSpace(); + key.replace(QString(":"),QString("")); + keyLineEdit0->setText(key); + + // get key1 + key = interfaces->getInterfaceOption("wlan_ng_key1", error).simplifyWhiteSpace(); + key.replace(QString(":"),QString("")); + keyLineEdit1->setText(key); + + // get key2 + key = interfaces->getInterfaceOption("wlan_ng_key2", error).simplifyWhiteSpace(); + key.replace(QString(":"),QString("")); + keyLineEdit2->setText(key); + + // get key3 + key = interfaces->getInterfaceOption("wlan_ng_key3", error).simplifyWhiteSpace(); + key.replace(QString(":"),QString("")); + keyLineEdit3->setText(key); + opt = interfaces->getInterfaceOption("wireless_enc", error).simplifyWhiteSpace(); + + // encryption on? + if(opt == "on"){ + wepEnabled->setChecked(true); + } else { + wepEnabled->setChecked(false); + } + + opt = interfaces->getInterfaceOption("wireless_keymode", error).simplifyWhiteSpace(); + + if(opt == "restricted"){ + // restricted mode, only accept encrypted packets + rejectNonEnc->setChecked(true); + } + } + else { + opt = interfaces->getInterfaceOption("wireless_key", 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()) { @@ -181,163 +235,242 @@ void WLANImp::parseKeyStr(QString keystr) { 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(); } +QString WLANImp::formatKey(QString input) +{ + int len,r=0; + + len = input.length(); + + if (!len) + return input; + + for(int i=1;i<len/2;i++) + { + input.insert(r+i*2,QString(":")); + r++; + } + + return input; +} + void WLANImp::writeOpts() { + QString para, devicetype; + // 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")); } + devicetype = interfaces->getInterfaceOption("wireless_type", error).simplifyWhiteSpace(); + + if ( devicetype == "wlan-ng") { + + // wlan-ng style + interfaces->removeInterfaceOption(QString("wireless_key")); + + if (wepEnabled->isChecked()) { + + interfaces->setInterfaceOption(QString("wireless_enc"),"on"); + + if (! keyLineEdit0->text().isNull()) { + interfaces->setInterfaceOption(QString("wlan_ng_key0"), formatKey(keyLineEdit0->text())); + } else + interfaces->removeInterfaceOption(QString("wlan_ng_key0")); + if (! keyLineEdit1->text().isNull()) { + interfaces->setInterfaceOption(QString("wlan_ng_key1"), formatKey(keyLineEdit1->text())); + } else + interfaces->removeInterfaceOption(QString("wlan_ng_key1")); + if (! keyLineEdit2->text().isNull()) { + interfaces->setInterfaceOption(QString("wlan_ng_key2"), formatKey(keyLineEdit2->text())); + } else + interfaces->removeInterfaceOption(QString("wlan_ng_key2")); + if (! keyLineEdit3->text().isNull()) { + interfaces->setInterfaceOption(QString("wlan_ng_key3"), formatKey(keyLineEdit3->text())); + } else + interfaces->removeInterfaceOption(QString("wlan_ng_key3")); + + if (acceptNonEnc->isChecked()) + interfaces->removeInterfaceOption(QString("wireless_keymode")); + else + interfaces->setInterfaceOption(QString("wireless_keymode"),"restricted"); + + para = ""; + if (keyRadio0->isChecked()) { + para = "0"; + } else if (keyRadio1->isChecked()) { + para = "1"; + } else if (keyRadio2->isChecked()) { + para = "2"; + } else if (keyRadio3->isChecked()) { + para = "3"; + } + + interfaces->setInterfaceOption(QString("wlan_ng_default_key_id"), para); + + } else { + // No wep, remove all previous keys + interfaces->removeInterfaceOption(QString("wireless_enc")); + interfaces->removeInterfaceOption(QString("wlan_ng_default_key_id")); + interfaces->removeInterfaceOption(QString("wlan_ng_key0")); + interfaces->removeInterfaceOption(QString("wlan_ng_key1")); + interfaces->removeInterfaceOption(QString("wlan_ng_key2")); + interfaces->removeInterfaceOption(QString("wlan_ng_key3")); + } + + } else { + // This is the old style 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 diff --git a/noncore/settings/networksettings/wlan/wlanimp2.h b/noncore/settings/networksettings/wlan/wlanimp2.h index c3d1eee..0e8d533 100644 --- a/noncore/settings/networksettings/wlan/wlanimp2.h +++ b/noncore/settings/networksettings/wlan/wlanimp2.h @@ -1,52 +1,53 @@ #ifndef WLANIMP_H #define WLANIMP_H #include "wlan.h" #include "interfaces.h" #include <qstringlist.h> #include <opie2/onetutils.h> class InterfaceSetupImp; class Interface; class Config; namespace Opie {namespace Net {class OPacket;}} class QListViewItem; const int col_mode= 0; const int col_ssid = 1; const int col_chn = 2; const int col_mac = 3; class WLANImp : public WLAN { Q_OBJECT public: WLANImp( QWidget* parent = 0, const char* name = 0, Interface *i=0, bool modal = FALSE, WFlags fl = 0 ); ~WLANImp(); void setProfile(const QString &profile); public slots: void rescanNeighbourhood(); void selectNetwork( QListViewItem* ); protected: void accept(); private: void parseOpts(); void writeOpts(); void parseKeyStr(QString keystr); + QString formatKey(QString input); void handlePacket( Opie::Net::OPacket* ); void displayFoundNetwork( const QString& mode, int channel, const QString& ssid, const Opie::Net::OMacAddress& mac ); InterfaceSetupImp *interfaceSetup; Interfaces *interfaces; Interface *interface; QString currentProfile; }; #endif |