Merge commit '554e022396eff5bd7b93e070cf9bbb3257945f0b' into bearermanagement/integration-3

4 files changed, 708 insertions, 0 deletions

diff --git a/src/plugins/bearer/corewlan/corewlan.pro b/src/plugins/bearer/corewlan/corewlan.pro
new file mode 100644
index 0000000..ac04e95
--- /dev/null
+++ b/src/plugins/bearer/corewlan/corewlan.pro
@@ -0,0 +1,19 @@
+TARGET = qcorewlanbearer
+include(../../qpluginbase.pri)
+
+QT += network
+LIBS += -framework Foundation -framework SystemConfiguration
+
+contains(QT_CONFIG, corewlan) {
+    isEmpty(QMAKE_MAC_SDK)|contains(QMAKE_MAC_SDK, "/Developer/SDKs/MacOSX10.6.sdk") {
+         LIBS += -framework CoreWLAN
+         DEFINES += MAC_SDK_10_6
+    }
+}
+
+HEADERS += qcorewlanengine.h
+SOURCES += qcorewlanengine.mm main.cpp
+
+QTDIR_build:DESTDIR = $$QT_BUILD_TREE/plugins/bearer
+target.path += $$[QT_INSTALL_PLUGINS]/bearer
+INSTALLS += target
diff --git a/src/plugins/bearer/corewlan/main.cpp b/src/plugins/bearer/corewlan/main.cpp
new file mode 100644
index 0000000..ce0611e
--- /dev/null
+++ b/src/plugins/bearer/corewlan/main.cpp
@@ -0,0 +1,84 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qcorewlanengine.h"
+
+#include <QtNetwork/qbearerplugin.h>
+
+#include <QtCore/qdebug.h>
+
+QT_BEGIN_NAMESPACE
+
+class QCoreWlanEnginePlugin : public QBearerEnginePlugin
+{
+public:
+    QCoreWlanEnginePlugin();
+    ~QCoreWlanEnginePlugin();
+
+    QStringList keys() const;
+    QBearerEngine *create(const QString &key) const;
+};
+
+QCoreWlanEnginePlugin::QCoreWlanEnginePlugin()
+{
+}
+
+QCoreWlanEnginePlugin::~QCoreWlanEnginePlugin()
+{
+}
+
+QStringList QCoreWlanEnginePlugin::keys() const
+{
+    return QStringList() << QLatin1String("corewlan");
+}
+
+QBearerEngine *QCoreWlanEnginePlugin::create(const QString &key) const
+{
+    if (key == QLatin1String("corewlan"))
+        return new QCoreWlanEngine;
+    else
+        return 0;
+}
+
+Q_EXPORT_STATIC_PLUGIN(QCoreWlanEnginePlugin)
+Q_EXPORT_PLUGIN2(qcorewlanbearer, QCoreWlanEnginePlugin)
+
+QT_END_NAMESPACE
diff --git a/src/plugins/bearer/corewlan/qcorewlanengine.h b/src/plugins/bearer/corewlan/qcorewlanengine.h
new file mode 100644
index 0000000..45a5ee9
--- /dev/null
+++ b/src/plugins/bearer/corewlan/qcorewlanengine.h
@@ -0,0 +1,93 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QCOREWLANENGINE_H
+#define QCOREWLANENGINE_H
+
+#include <QtNetwork/private/qnetworksessionengine_p.h>
+
+#include <QMap>
+#include <QTimer>
+
+QT_BEGIN_NAMESPACE
+
+class QNetworkConfigurationPrivate;
+
+class QCoreWlanEngine : public QNetworkSessionEngine
+{
+    Q_OBJECT
+
+public:
+    QCoreWlanEngine(QObject *parent = 0);
+    ~QCoreWlanEngine();
+
+    QString getInterfaceFromId(const QString &id);
+    bool hasIdentifier(const QString &id);
+
+    QString bearerName(const QString &id);
+
+    void connectToId(const QString &id);
+    void disconnectFromId(const QString &id);
+
+    void requestUpdate();
+
+    QNetworkSession::State sessionStateForId(const QString &id);
+
+    static bool getAllScInterfaces();
+
+private Q_SLOTS:
+    void doRequestUpdate();
+
+private:
+    bool isWifiReady(const QString &dev);
+    QMap<QString, QString> configurationInterface;
+    QTimer pollTimer;
+    QStringList scanForSsids(const QString &interfaceName);
+
+    bool isKnownSsid(const QString &interfaceName, const QString &ssid);
+    QList<QNetworkConfigurationPrivate *> foundConfigurations;
+
+};
+
+QT_END_NAMESPACE
+
+#endif
+
diff --git a/src/plugins/bearer/corewlan/qcorewlanengine.mm b/src/plugins/bearer/corewlan/qcorewlanengine.mm
new file mode 100644
index 0000000..3ceebbd
--- /dev/null
+++ b/src/plugins/bearer/corewlan/qcorewlanengine.mm
@@ -0,0 +1,512 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qcorewlanengine.h"
+
+#include <QtNetwork/private/qnetworkconfiguration_p.h>
+
+#include <QtCore/qthread.h>
+#include <QtCore/qmutex.h>
+#include <QtCore/qcoreapplication.h>
+#include <QtCore/qstringlist.h>
+
+#include <QtCore/qdebug.h>
+
+#if defined(MAC_SDK_10_6) //not much functionality without this
+#include <CoreWLAN/CoreWLAN.h>
+#include <CoreWLAN/CWInterface.h>
+#include <CoreWLAN/CWNetwork.h>
+#include <CoreWLAN/CWNetwork.h>
+#endif
+
+#include <Foundation/NSEnumerator.h>
+#include <Foundation/NSKeyValueObserving.h>
+#include <Foundation/NSAutoreleasePool.h>
+
+#include <SystemConfiguration/SCNetworkConfiguration.h>
+QMap <QString, QString> networkInterfaces;
+
+QT_BEGIN_NAMESPACE
+
+inline QString cfstringRefToQstring(CFStringRef cfStringRef) {
+//    return QString([cfStringRef UTF8String]);
+    QString retVal;
+    CFIndex maxLength = 2 * CFStringGetLength(cfStringRef) + 1/*zero term*/; // max UTF8
+    char *cstring = new char[maxLength];
+    if (CFStringGetCString(CFStringRef(cfStringRef), cstring, maxLength, kCFStringEncodingUTF8)) {
+        retVal = QString::fromUtf8(cstring);
+    }
+    delete[] cstring;
+    return retVal;
+}
+
+inline CFStringRef qstringToCFStringRef(const QString &string)
+{
+    return CFStringCreateWithCharacters(0, reinterpret_cast<const UniChar *>(string.unicode()),
+                                        string.length());
+}
+
+inline NSString *qstringToNSString(const QString &qstr)
+{ return [reinterpret_cast<const NSString *>(qstringToCFStringRef(qstr)) autorelease]; }
+
+inline QString nsstringToQString(const NSString *nsstr)
+{ return cfstringRefToQstring(reinterpret_cast<const CFStringRef>(nsstr)); }
+
+inline QStringList nsarrayToQStringList(void *nsarray)
+{
+    QStringList result;
+    NSArray *array = static_cast<NSArray *>(nsarray);
+    for (NSUInteger i=0; i<[array count]; ++i)
+        result << nsstringToQString([array objectAtIndex:i]);
+    return result;
+}
+
+static QString qGetInterfaceType(const QString &interfaceString)
+{
+    return networkInterfaces.value(interfaceString, QLatin1String("Unknown"));
+}
+
+QCoreWlanEngine::QCoreWlanEngine(QObject *parent)
+:   QNetworkSessionEngine(parent)
+{
+    connect(&pollTimer, SIGNAL(timeout()), this, SLOT(doRequestUpdate()));
+    pollTimer.setInterval(10000);
+    doRequestUpdate();
+}
+
+QCoreWlanEngine::~QCoreWlanEngine()
+{
+    while (!foundConfigurations.isEmpty())
+        delete foundConfigurations.takeFirst();
+}
+
+QString QCoreWlanEngine::getInterfaceFromId(const QString &id)
+{
+    return configurationInterface.value(id);
+}
+
+bool QCoreWlanEngine::hasIdentifier(const QString &id)
+{
+    return configurationInterface.contains(id);
+}
+
+void QCoreWlanEngine::connectToId(const QString &id)
+{
+    NSAutoreleasePool *autoreleasepool = [[NSAutoreleasePool alloc] init];
+    QString interfaceString = getInterfaceFromId(id);
+
+    if(networkInterfaces.value(interfaceString) == "WLAN") {
+#if defined(MAC_SDK_10_6)
+        CWInterface *wifiInterface = [CWInterface interfaceWithName: qstringToNSString(interfaceString)];
+        CWConfiguration *userConfig = [ wifiInterface configuration];
+
+        NSSet *remNets = [userConfig rememberedNetworks]; //CWWirelessProfile
+
+        NSEnumerator *enumerator = [remNets objectEnumerator];
+        CWWirelessProfile *wProfile;
+        NSUInteger index=0;
+        CWNetwork *apNetwork;
+        NSDictionary *parametersDict;
+        NSArray* apArray;
+
+ CW8021XProfile *user8021XProfile;
+ NSError *err;
+ NSMutableDictionary *params;
+
+        while ((wProfile = [enumerator nextObject])) { //CWWirelessProfile
+
+            if(id == nsstringToQString([wProfile ssid])) {
+                user8021XProfile = nil;
+                user8021XProfile = [ wProfile user8021XProfile];
+
+                err = nil;
+                params = [NSMutableDictionary dictionaryWithCapacity:0];
+
+                if(user8021XProfile) {
+                    [params setValue: user8021XProfile forKey:kCWAssocKey8021XProfile];
+                } else {
+                    [params setValue: [wProfile passphrase] forKey: kCWAssocKeyPassphrase];
+                }
+
+               parametersDict = nil;
+               apArray = [NSMutableArray arrayWithArray:[wifiInterface scanForNetworksWithParameters:parametersDict error:&err]];
+
+                if(!err) {
+
+                    for(uint row=0; row < [apArray count]; row++ ) {
+                        apNetwork = [apArray objectAtIndex:row];
+                        if([[apNetwork ssid] compare:[wProfile ssid]] == NSOrderedSame) {
+
+                            bool result = [wifiInterface associateToNetwork: apNetwork parameters:[NSDictionary dictionaryWithDictionary:params] error:&err];
+
+                            if(!result) {
+                                qWarning() <<"ERROR"<< nsstringToQString([err localizedDescription ]);
+                                emit connectionError(id, ConnectError);
+                            } else {
+                                [apNetwork release];
+                                [autoreleasepool release];
+                                return;
+                            }
+                        }
+                    }
+                }
+            }
+            index++;
+        }
+        [apNetwork release];
+
+        emit connectionError(id, InterfaceLookupError);
+#endif
+    } else {
+        // not wifi
+    }
+    emit connectionError(id, OperationNotSupported);
+        [autoreleasepool release];
+}
+
+void QCoreWlanEngine::disconnectFromId(const QString &id)
+{
+    QString interfaceString = getInterfaceFromId(id);
+    if(networkInterfaces.value(getInterfaceFromId(id)) == "WLAN") { //wifi only for now
+#if defined(MAC_SDK_10_6)
+        NSAutoreleasePool *autoreleasepool = [[NSAutoreleasePool alloc] init];
+        CWInterface *wifiInterface = [CWInterface interfaceWithName:  qstringToNSString(interfaceString)];
+        [wifiInterface disassociate];
+        if([[wifiInterface interfaceState]intValue] != kCWInterfaceStateInactive) {
+            emit connectionError(id, DisconnectionError);
+        }
+       [autoreleasepool release];
+       return;
+#endif
+    } else {
+
+    }
+    emit connectionError(id, OperationNotSupported);
+}
+
+void QCoreWlanEngine::requestUpdate()
+{
+    pollTimer.stop();
+    QTimer::singleShot(0, this, SLOT(doRequestUpdate()));
+}
+
+void QCoreWlanEngine::doRequestUpdate()
+{
+    getAllScInterfaces();
+
+    QStringList previous = accessPointConfigurations.keys();
+
+    QMapIterator<QString, QString> i(networkInterfaces);
+    while (i.hasNext()) {
+        i.next();
+        if (i.value() == QLatin1String("WLAN")) {
+            QStringList added = scanForSsids(i.key());
+            while (!added.isEmpty()) {
+                previous.removeAll(added.takeFirst());
+            }
+        }
+
+        QNetworkInterface interface = QNetworkInterface::interfaceFromName(i.key());
+
+        if (!interface.isValid())
+            continue;
+
+        uint identifier;
+        if (interface.index())
+            identifier = qHash(QLatin1String("corewlan:") + QString::number(interface.index()));
+        else
+            identifier = qHash(QLatin1String("corewlan:") + interface.hardwareAddress());
+
+        const QString id = QString::number(identifier);
+
+        previous.removeAll(id);
+
+        QString name = interface.humanReadableName();
+        if (name.isEmpty())
+            name = interface.name();
+
+        QNetworkConfiguration::StateFlags state = QNetworkConfiguration::Undefined;
+
+        if (interface.flags() && QNetworkInterface::IsRunning)
+            state = QNetworkConfiguration::Defined;
+
+        if (!interface.addressEntries().isEmpty())
+            state = QNetworkConfiguration::Active;
+
+        if (accessPointConfigurations.contains(id)) {
+            QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.value(id);
+
+            bool changed = false;
+
+            if (!ptr->isValid) {
+                ptr->isValid = true;
+                changed = true;
+            }
+
+            if (ptr->name != name) {
+                ptr->name = name;
+                changed = true;
+            }
+
+            if (ptr->id != id) {
+                ptr->id = id;
+                changed = true;
+            }
+
+            if (ptr->state != state) {
+                ptr->state = state;
+                changed = true;
+            }
+
+            if (changed)
+                emit configurationChanged(ptr);
+        } else {
+            QNetworkConfigurationPrivatePointer ptr(new QNetworkConfigurationPrivate);
+
+            ptr->name = name;
+            ptr->isValid = true;
+            ptr->id = id;
+            ptr->state = state;
+            ptr->type = QNetworkConfiguration::InternetAccessPoint;
+
+            accessPointConfigurations.insert(id, ptr);
+            configurationInterface.insert(id, interface.name());
+
+            emit configurationAdded(ptr);
+        }
+    }
+
+    while (!previous.isEmpty()) {
+        QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.take(previous.takeFirst());
+
+        configurationInterface.remove(ptr->id);
+        emit configurationRemoved(ptr);
+    }
+
+    pollTimer.start();
+
+    emit updateCompleted();
+}
+
+QStringList QCoreWlanEngine::scanForSsids(const QString &interfaceName)
+{
+    QStringList found;
+
+#if defined(MAC_SDK_10_6)
+    NSAutoreleasePool *autoreleasepool = [[NSAutoreleasePool alloc] init];
+
+    CWInterface *currentInterface = [CWInterface interfaceWithName:qstringToNSString(interfaceName)];
+    NSError *err = nil;
+    NSDictionary *parametersDict = nil;
+    NSArray* apArray = [currentInterface scanForNetworksWithParameters:parametersDict error:&err];
+
+    CWNetwork *apNetwork;
+    if (!err) {
+        for(uint row=0; row < [apArray count]; row++ ) {
+            NSAutoreleasePool *looppool = [[NSAutoreleasePool alloc] init];
+
+            apNetwork = [apArray objectAtIndex:row];
+
+            const QString id = QString::number(qHash(QLatin1String("corewlan:") + networkSsid));
+            found.append(id);
+
+            QNetworkConfiguration::StateFlags state = QNetworkConfiguration::Undefined;
+
+            if ([currentInterface.interfaceState intValue] == kCWInterfaceStateRunning) {
+                if (networkSsid == nsstringToQString([currentInterface ssid]))
+                    state = QNetworkConfiguration::Active;
+            } else {
+                if (isKnownSsid(interfaceName, networkSsid))
+                    state = QNetworkConfiguration::Discovered;
+                else
+                    state = QNetworkConfiguration::Defined;
+            }
+
+            if (accessPointConfigurations.contains(id)) {
+                QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.value(id);
+
+                bool changed = false;
+
+                if (!ptr->isValid) {
+                    ptr->isValid = true;
+                    changed = true;
+                }
+
+                if (ptr->name != networkSsid) {
+                    ptr->name = networkSsid;
+                    changed = true;
+                }
+
+                if (ptr->id != id) {
+                    ptr->id = id;
+                    changed = true;
+                }
+
+                if (ptr->state != state) {
+                    ptr->state = state;
+                    changed = true;
+                }
+
+                if (changed)
+                    emit configurationChanged(ptr);
+            } else {
+                QNetworkConfigurationPrivatePointer ptr(new QNetworkConfigurationPrivate);
+
+                ptr->name = networkSsid;
+                ptr->isValid = true;
+                ptr->id = id;
+                ptr->state = state;
+                ptr->type = QNetworkConfiguration::InternetAccessPoint;
+                ptr->bearer = QLatin1String("WLAN");
+
+                accessPointConfigurations.insert(id, ptr);
+                configurationInterface.insert(id, interfaceName);
+
+                emit configurationAdded(ptr);
+            }
+            [looppool release];
+        }
+    } else {
+        qWarning() << "ERROR scanning for ssids" << nsstringToQString([err localizedDescription])
+                <<nsstringToQString([err domain]);
+    }
+
+    [autoreleasepool drain];
+#else
+    Q_UNUSED(interfaceName);
+#endif
+    return found;
+}
+
+bool QCoreWlanEngine::isWifiReady(const QString &wifiDeviceName)
+{
+#if defined(MAC_SDK_10_6)
+    CWInterface *defaultInterface = [CWInterface interfaceWithName: qstringToNSString(wifiDeviceName)];
+    if([defaultInterface power])
+        return true;
+#else
+    Q_UNUSED(wifiDeviceName);
+#endif
+    return false;
+}
+
+bool QCoreWlanEngine::isKnownSsid(const QString &interfaceName, const QString &ssid)
+{
+#if defined(MAC_SDK_10_6)
+    CWInterface *wifiInterface = [CWInterface interfaceWithName: qstringToNSString(interfaceName)];
+    CWConfiguration *userConfig = [wifiInterface configuration];
+    NSSet *remNets = [userConfig rememberedNetworks];
+    for (CWWirelessProfile *wProfile in remNets) {
+        if(ssid == nsstringToQString([wProfile ssid]))
+            return true;
+    }
+#else
+    Q_UNUSED(interfaceName);
+    Q_UNUSED(ssid);
+#endif
+    return false;
+}
+
+bool QCoreWlanEngine::getAllScInterfaces()
+{
+    networkInterfaces.clear();
+    NSAutoreleasePool *autoreleasepool = [[NSAutoreleasePool alloc] init];
+
+    CFArrayRef interfaces = SCNetworkInterfaceCopyAll();
+    if (interfaces != NULL) {
+        CFIndex interfaceCount;
+        CFIndex interfaceIndex;
+        interfaceCount = CFArrayGetCount(interfaces);
+        for (interfaceIndex = 0; interfaceIndex < interfaceCount; interfaceIndex++) {
+            NSAutoreleasePool *looppool = [[NSAutoreleasePool alloc] init];
+
+            CFStringRef bsdName;
+            CFTypeRef thisInterface = CFArrayGetValueAtIndex(interfaces, interfaceIndex);
+            bsdName = SCNetworkInterfaceGetBSDName((SCNetworkInterfaceRef)thisInterface);
+            QString interfaceName = cfstringRefToQstring(bsdName);
+            QString typeStr;
+            CFStringRef type = SCNetworkInterfaceGetInterfaceType((SCNetworkInterfaceRef)thisInterface);
+            if ( CFEqual(type, kSCNetworkInterfaceTypeIEEE80211)) {
+                typeStr = "WLAN";
+//            } else if (CFEqual(type, kSCNetworkInterfaceTypeBluetooth)) {
+//                typeStr = "Bluetooth";
+            } else if(CFEqual(type, kSCNetworkInterfaceTypeEthernet)) {
+                typeStr = "Ethernet";
+            } else if(CFEqual(type, kSCNetworkInterfaceTypeFireWire)) {
+                typeStr = "Ethernet"; //ok a bit fudged
+            }
+            if(!networkInterfaces.contains(interfaceName) && !typeStr.isEmpty()) {
+                networkInterfaces.insert(interfaceName,typeStr);
+            }
+            [looppool release];
+        }
+    }
+    CFRelease(interfaces);
+
+    [autoreleasepool drain];
+    return true;
+}
+
+QNetworkSession::State QCoreWlanEngine::sessionStateForId(const QString &id)
+{
+    QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.value(id);
+
+    if (!ptr)
+        return QNetworkSession::Invalid;
+
+    if (!ptr->isValid) {
+        return QNetworkSession::Invalid;
+    } else if ((ptr->state & QNetworkConfiguration::Active) == QNetworkConfiguration::Active) {
+        return QNetworkSession::Connected;
+    } else if ((ptr->state & QNetworkConfiguration::Discovered) ==
+                QNetworkConfiguration::Discovered) {
+        return QNetworkSession::Disconnected;
+    } else if ((ptr->state & QNetworkConfiguration::Defined) == QNetworkConfiguration::Defined) {
+        return QNetworkSession::NotAvailable;
+    } else if ((ptr->state & QNetworkConfiguration::Undefined) ==
+                QNetworkConfiguration::Undefined) {
+        return QNetworkSession::NotAvailable;
+    }
+
+    return QNetworkSession::Invalid;
+}
+
+QT_END_NAMESPACE