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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Mobility Components.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qnlaengine_win_p.h"
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#include "qnetworkconfiguration_p.h"
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#include <QtCore/qthread.h>
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#include <QtCore/qmutex.h>
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#include <QtCore/qcoreapplication.h>
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#include <QtCore/qstringlist.h>
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#include <QtCore/qdebug.h>
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#include "qnetworksessionengine_win_p.h"
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QTM_BEGIN_NAMESPACE
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Q_GLOBAL_STATIC(QNlaEngine, nlaEngine)
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QWindowsSockInit::QWindowsSockInit()
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: version(0)
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{
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//### should we try for 2.2 on all platforms ??
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WSAData wsadata;
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// IPv6 requires Winsock v2.0 or better.
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if (WSAStartup(MAKEWORD(2,0), &wsadata) != 0) {
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qWarning("QBearerManagementAPI: WinSock v2.0 initialization failed.");
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} else {
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version = 0x20;
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}
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}
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QWindowsSockInit::~QWindowsSockInit()
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{
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WSACleanup();
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}
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#ifdef BEARER_MANAGEMENT_DEBUG
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static void printBlob(NLA_BLOB *blob)
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{
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qDebug() << "==== BEGIN NLA_BLOB ====";
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qDebug() << "type:" << blob->header.type;
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qDebug() << "size:" << blob->header.dwSize;
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qDebug() << "next offset:" << blob->header.nextOffset;
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switch (blob->header.type) {
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case NLA_RAW_DATA:
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qDebug() << "Raw Data";
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qDebug() << '\t' << blob->data.rawData;
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break;
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case NLA_INTERFACE:
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qDebug() << "Interface";
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qDebug() << "\ttype:" << blob->data.interfaceData.dwType;
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qDebug() << "\tspeed:" << blob->data.interfaceData.dwSpeed;
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qDebug() << "\tadapter:" << blob->data.interfaceData.adapterName;
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break;
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case NLA_802_1X_LOCATION:
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qDebug() << "802.1x Location";
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qDebug() << '\t' << blob->data.locationData.information;
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break;
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case NLA_CONNECTIVITY:
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qDebug() << "Connectivity";
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qDebug() << "\ttype:" << blob->data.connectivity.type;
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qDebug() << "\tinternet:" << blob->data.connectivity.internet;
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break;
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case NLA_ICS:
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qDebug() << "ICS";
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qDebug() << "\tspeed:" << blob->data.ICS.remote.speed;
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qDebug() << "\ttype:" << blob->data.ICS.remote.type;
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qDebug() << "\tstate:" << blob->data.ICS.remote.state;
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qDebug() << "\tmachine name:" << blob->data.ICS.remote.machineName;
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qDebug() << "\tshared adapter name:" << blob->data.ICS.remote.sharedAdapterName;
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break;
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default:
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qDebug() << "UNKNOWN BLOB TYPE";
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}
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qDebug() << "===== END NLA_BLOB =====";
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}
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#endif
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static QString qGetInterfaceType(const QString &interface)
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{
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#ifdef Q_OS_WINCE
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Q_UNUSED(interface)
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#else
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unsigned long oid;
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DWORD bytesWritten;
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NDIS_MEDIUM medium;
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NDIS_PHYSICAL_MEDIUM physicalMedium;
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HANDLE handle = CreateFile((TCHAR *)QString("\\\\.\\%1").arg(interface).utf16(), 0,
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FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
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if (handle == INVALID_HANDLE_VALUE)
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return QLatin1String("Unknown");
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oid = OID_GEN_MEDIA_SUPPORTED;
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bytesWritten = 0;
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bool result = DeviceIoControl(handle, IOCTL_NDIS_QUERY_GLOBAL_STATS, &oid, sizeof(oid),
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&medium, sizeof(medium), &bytesWritten, 0);
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if (!result) {
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CloseHandle(handle);
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return QLatin1String("Unknown");
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}
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oid = OID_GEN_PHYSICAL_MEDIUM;
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bytesWritten = 0;
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result = DeviceIoControl(handle, IOCTL_NDIS_QUERY_GLOBAL_STATS, &oid, sizeof(oid),
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&physicalMedium, sizeof(physicalMedium), &bytesWritten, 0);
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if (!result) {
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CloseHandle(handle);
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if (medium == NdisMedium802_3)
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return QLatin1String("Ethernet");
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else
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return QLatin1String("Unknown");
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}
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CloseHandle(handle);
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if (medium == NdisMedium802_3) {
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switch (physicalMedium) {
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case NdisPhysicalMediumWirelessLan:
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return QLatin1String("WLAN");
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case NdisPhysicalMediumBluetooth:
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return QLatin1String("Bluetooth");
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case NdisPhysicalMediumWiMax:
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return QLatin1String("WiMAX");
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default:
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#ifdef BEARER_MANAGEMENT_DEBUG
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qDebug() << "Physical Medium" << physicalMedium;
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#endif
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return QLatin1String("Ethernet");
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}
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}
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#ifdef BEARER_MANAGEMENT_DEBUG
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qDebug() << medium << physicalMedium;
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#endif
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#endif
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return QLatin1String("Unknown");
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}
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class QNlaThread : public QThread
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{
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Q_OBJECT
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public:
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QNlaThread(QNlaEngine *parent = 0);
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~QNlaThread();
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QList<QNetworkConfigurationPrivate *> getConfigurations();
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void forceUpdate();
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protected:
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virtual void run();
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private:
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void updateConfigurations(QList<QNetworkConfigurationPrivate *> &configs);
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DWORD parseBlob(NLA_BLOB *blob, QNetworkConfigurationPrivate *cpPriv) const;
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QNetworkConfigurationPrivate *parseQuerySet(const WSAQUERYSET *querySet) const;
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void fetchConfigurations();
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signals:
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void networksChanged();
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private:
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QMutex mutex;
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HANDLE handle;
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bool done;
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QList<QNetworkConfigurationPrivate *> fetchedConfigurations;
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};
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QNlaThread::QNlaThread(QNlaEngine *parent)
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: QThread(parent), handle(0), done(false)
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{
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}
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QNlaThread::~QNlaThread()
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{
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mutex.lock();
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done = true;
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if (handle) {
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/* cancel completion event */
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if (WSALookupServiceEnd(handle) == SOCKET_ERROR)
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qWarning("WSALookupServiceEnd error %d", WSAGetLastError());
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}
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mutex.unlock();
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wait();
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}
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QList<QNetworkConfigurationPrivate *> QNlaThread::getConfigurations()
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{
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QMutexLocker locker(&mutex);
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QList<QNetworkConfigurationPrivate *> foundConfigurations;
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for (int i = 0; i < fetchedConfigurations.count(); ++i) {
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QNetworkConfigurationPrivate *config = new QNetworkConfigurationPrivate;
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config->name = fetchedConfigurations.at(i)->name;
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config->isValid = fetchedConfigurations.at(i)->isValid;
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config->id = fetchedConfigurations.at(i)->id;
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config->state = fetchedConfigurations.at(i)->state;
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config->type = fetchedConfigurations.at(i)->type;
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config->roamingSupported = fetchedConfigurations.at(i)->roamingSupported;
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config->purpose = fetchedConfigurations.at(i)->purpose;
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config->internet = fetchedConfigurations.at(i)->internet;
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if (QNlaEngine *engine = qobject_cast<QNlaEngine *>(parent())) {
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config->bearer = engine->bearerName(config->id);
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}
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foundConfigurations.append(config);
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}
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return foundConfigurations;
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}
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void QNlaThread::forceUpdate()
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{
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mutex.lock();
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if (handle) {
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/* cancel completion event */
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if (WSALookupServiceEnd(handle) == SOCKET_ERROR)
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qWarning("WSALookupServiceEnd error %d", WSAGetLastError());
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handle = 0;
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}
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mutex.unlock();
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}
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void QNlaThread::run()
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{
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WSAEVENT changeEvent = WSACreateEvent();
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if (changeEvent == WSA_INVALID_EVENT) {
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qWarning("WSACreateEvent error %d", WSAGetLastError());
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return;
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}
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while (true) {
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fetchConfigurations();
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WSAQUERYSET qsRestrictions;
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memset(&qsRestrictions, 0, sizeof(qsRestrictions));
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qsRestrictions.dwSize = sizeof(qsRestrictions);
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qsRestrictions.dwNameSpace = NS_NLA;
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mutex.lock();
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if (done) {
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mutex.unlock();
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break;
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}
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int result = WSALookupServiceBegin(&qsRestrictions, LUP_RETURN_ALL, &handle);
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mutex.unlock();
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if (result == SOCKET_ERROR) {
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qWarning("%s: WSALookupServiceBegin error %d", __FUNCTION__, WSAGetLastError());
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break;
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}
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WSACOMPLETION completion;
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WSAOVERLAPPED overlapped;
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memset(&overlapped, 0, sizeof(overlapped));
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overlapped.hEvent = changeEvent;
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memset(&completion, 0, sizeof(completion));
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completion.Type = NSP_NOTIFY_EVENT;
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completion.Parameters.Event.lpOverlapped = &overlapped;
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DWORD bytesReturned = 0;
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result = WSANSPIoctl(handle, SIO_NSP_NOTIFY_CHANGE, 0, 0, 0, 0,
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&bytesReturned, &completion);
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if (result == SOCKET_ERROR) {
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int error = WSAGetLastError();
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if (error != WSA_IO_PENDING) {
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qWarning("WSANSPIoctl error %d", error);
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break;
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}
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}
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#ifndef Q_OS_WINCE
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// Not interested in unrelated IO completion events
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// although we also don't want to block them
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while (WaitForSingleObjectEx(changeEvent, WSA_INFINITE, true) != WAIT_IO_COMPLETION) {}
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#else
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WaitForSingleObject(changeEvent, WSA_INFINITE);
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#endif
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mutex.lock();
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if (handle) {
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result = WSALookupServiceEnd(handle);
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if (result == SOCKET_ERROR) {
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qWarning("WSALookupServiceEnd error %d", WSAGetLastError());
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mutex.unlock();
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break;
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}
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handle = 0;
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}
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mutex.unlock();
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}
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WSACloseEvent(changeEvent);
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}
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void QNlaThread::updateConfigurations(QList<QNetworkConfigurationPrivate *> &configs)
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{
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mutex.lock();
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while (!fetchedConfigurations.isEmpty())
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delete fetchedConfigurations.takeFirst();
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fetchedConfigurations = configs;
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mutex.unlock();
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emit networksChanged();
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}
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DWORD QNlaThread::parseBlob(NLA_BLOB *blob, QNetworkConfigurationPrivate *cpPriv) const
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{
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#ifdef BEARER_MANAGEMENT_DEBUG
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printBlob(blob);
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#endif
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switch (blob->header.type) {
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case NLA_RAW_DATA:
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#ifdef BEARER_MANAGEMENT_DEBUG
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qWarning("%s: unhandled header type NLA_RAW_DATA", __FUNCTION__);
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#endif
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break;
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case NLA_INTERFACE:
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cpPriv->state = QNetworkConfiguration::Active;
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if (QNlaEngine *engine = qobject_cast<QNlaEngine *>(parent())) {
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382 |
engine->configurationInterface[cpPriv->id.toUInt()] =
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QString(blob->data.interfaceData.adapterName);
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384 |
}
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385 |
break;
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|
386 |
case NLA_802_1X_LOCATION:
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387 |
#ifdef BEARER_MANAGEMENT_DEBUG
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388 |
qWarning("%s: unhandled header type NLA_802_1X_LOCATION", __FUNCTION__);
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389 |
#endif
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390 |
break;
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391 |
case NLA_CONNECTIVITY:
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392 |
if (blob->data.connectivity.internet == NLA_INTERNET_YES)
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393 |
cpPriv->internet = true;
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394 |
else
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395 |
cpPriv->internet = false;
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396 |
#ifdef BEARER_MANAGEMENT_DEBUG
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397 |
qWarning("%s: unhandled header type NLA_CONNECTIVITY", __FUNCTION__);
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398 |
#endif
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|
399 |
break;
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|
400 |
case NLA_ICS:
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401 |
#ifdef BEARER_MANAGEMENT_DEBUG
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|
402 |
qWarning("%s: unhandled header type NLA_ICS", __FUNCTION__);
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|
403 |
#endif
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|
404 |
break;
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|
405 |
default:
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|
406 |
#ifdef BEARER_MANAGEMENT_DEBUG
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|
407 |
qWarning("%s: unhandled header type %d", __FUNCTION__, blob->header.type);
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|
408 |
#endif
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|
409 |
;
|
|
410 |
}
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|
411 |
|
|
412 |
return blob->header.nextOffset;
|
|
413 |
}
|
|
414 |
|
|
415 |
QNetworkConfigurationPrivate *QNlaThread::parseQuerySet(const WSAQUERYSET *querySet) const
|
|
416 |
{
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|
417 |
QNetworkConfigurationPrivate *cpPriv = new QNetworkConfigurationPrivate;
|
|
418 |
|
|
419 |
cpPriv->name = QString::fromWCharArray(querySet->lpszServiceInstanceName);
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|
420 |
cpPriv->isValid = true;
|
|
421 |
cpPriv->id = QString::number(qHash(QLatin1String("NLA:") + cpPriv->name));
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|
422 |
cpPriv->state = QNetworkConfiguration::Defined;
|
|
423 |
cpPriv->type = QNetworkConfiguration::InternetAccessPoint;
|
|
424 |
|
|
425 |
#ifdef BEARER_MANAGEMENT_DEBUG
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|
426 |
qDebug() << "size:" << querySet->dwSize;
|
|
427 |
qDebug() << "service instance name:" << QString::fromUtf16(querySet->lpszServiceInstanceName);
|
|
428 |
qDebug() << "service class id:" << querySet->lpServiceClassId;
|
|
429 |
qDebug() << "version:" << querySet->lpVersion;
|
|
430 |
qDebug() << "comment:" << QString::fromUtf16(querySet->lpszComment);
|
|
431 |
qDebug() << "namespace:" << querySet->dwNameSpace;
|
|
432 |
qDebug() << "namespace provider id:" << querySet->lpNSProviderId;
|
|
433 |
qDebug() << "context:" << QString::fromUtf16(querySet->lpszContext);
|
|
434 |
qDebug() << "number of protocols:" << querySet->dwNumberOfProtocols;
|
|
435 |
qDebug() << "protocols:" << querySet->lpafpProtocols;
|
|
436 |
qDebug() << "query string:" << QString::fromUtf16(querySet->lpszQueryString);
|
|
437 |
qDebug() << "number of cs addresses:" << querySet->dwNumberOfCsAddrs;
|
|
438 |
qDebug() << "cs addresses:" << querySet->lpcsaBuffer;
|
|
439 |
qDebug() << "output flags:" << querySet->dwOutputFlags;
|
|
440 |
#endif
|
|
441 |
|
|
442 |
if (querySet->lpBlob) {
|
|
443 |
#ifdef BEARER_MANAGEMENT_DEBUG
|
|
444 |
qDebug() << "blob size:" << querySet->lpBlob->cbSize;
|
|
445 |
qDebug() << "blob data:" << querySet->lpBlob->pBlobData;
|
|
446 |
#endif
|
|
447 |
|
|
448 |
DWORD offset = 0;
|
|
449 |
do {
|
|
450 |
NLA_BLOB *blob = reinterpret_cast<NLA_BLOB *>(querySet->lpBlob->pBlobData + offset);
|
|
451 |
DWORD nextOffset = parseBlob(blob, cpPriv);
|
|
452 |
if (nextOffset == offset)
|
|
453 |
break;
|
|
454 |
else
|
|
455 |
offset = nextOffset;
|
|
456 |
} while (offset != 0 && offset < querySet->lpBlob->cbSize);
|
|
457 |
}
|
|
458 |
|
|
459 |
return cpPriv;
|
|
460 |
}
|
|
461 |
|
|
462 |
void QNlaThread::fetchConfigurations()
|
|
463 |
{
|
|
464 |
QList<QNetworkConfigurationPrivate *> foundConfigurations;
|
|
465 |
|
|
466 |
WSAQUERYSET qsRestrictions;
|
|
467 |
HANDLE hLookup = 0;
|
|
468 |
|
|
469 |
memset(&qsRestrictions, 0, sizeof(qsRestrictions));
|
|
470 |
qsRestrictions.dwSize = sizeof(qsRestrictions);
|
|
471 |
qsRestrictions.dwNameSpace = NS_NLA;
|
|
472 |
|
|
473 |
int result = WSALookupServiceBegin(&qsRestrictions, LUP_RETURN_ALL | LUP_DEEP, &hLookup);
|
|
474 |
if (result == SOCKET_ERROR) {
|
|
475 |
qWarning("%s: WSALookupServiceBegin error %d", __FUNCTION__, WSAGetLastError());
|
|
476 |
mutex.lock();
|
|
477 |
fetchedConfigurations.clear();
|
|
478 |
mutex.unlock();
|
|
479 |
}
|
|
480 |
|
|
481 |
char buffer[0x10000];
|
|
482 |
while (result == 0) {
|
|
483 |
DWORD bufferLength = sizeof(buffer);
|
|
484 |
result = WSALookupServiceNext(hLookup, LUP_RETURN_ALL,
|
|
485 |
&bufferLength, reinterpret_cast<WSAQUERYSET *>(buffer));
|
|
486 |
|
|
487 |
if (result == SOCKET_ERROR) {
|
|
488 |
int error = WSAGetLastError();
|
|
489 |
|
|
490 |
if (error == WSA_E_NO_MORE)
|
|
491 |
break;
|
|
492 |
|
|
493 |
if (error == WSAEFAULT) {
|
|
494 |
qDebug() << "buffer not big enough" << bufferLength;
|
|
495 |
break;
|
|
496 |
}
|
|
497 |
|
|
498 |
qWarning("WSALookupServiceNext error %d", WSAGetLastError());
|
|
499 |
break;
|
|
500 |
}
|
|
501 |
|
|
502 |
QNetworkConfigurationPrivate *cpPriv =
|
|
503 |
parseQuerySet(reinterpret_cast<WSAQUERYSET *>(buffer));
|
|
504 |
|
|
505 |
foundConfigurations.append(cpPriv);
|
|
506 |
}
|
|
507 |
|
|
508 |
if (hLookup) {
|
|
509 |
result = WSALookupServiceEnd(hLookup);
|
|
510 |
if (result == SOCKET_ERROR) {
|
|
511 |
qWarning("WSALookupServiceEnd error %d", WSAGetLastError());
|
|
512 |
}
|
|
513 |
}
|
|
514 |
|
|
515 |
updateConfigurations(foundConfigurations);
|
|
516 |
}
|
|
517 |
|
|
518 |
QNlaEngine::QNlaEngine(QObject *parent)
|
|
519 |
: QNetworkSessionEngine(parent), nlaThread(0)
|
|
520 |
{
|
|
521 |
nlaThread = new QNlaThread(this);
|
|
522 |
connect(nlaThread, SIGNAL(networksChanged()),
|
|
523 |
this, SIGNAL(configurationsChanged()));
|
|
524 |
nlaThread->start();
|
|
525 |
|
|
526 |
qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
|
|
527 |
}
|
|
528 |
|
|
529 |
QNlaEngine::~QNlaEngine()
|
|
530 |
{
|
|
531 |
delete nlaThread;
|
|
532 |
}
|
|
533 |
|
|
534 |
QList<QNetworkConfigurationPrivate *> QNlaEngine::getConfigurations(bool *ok)
|
|
535 |
{
|
|
536 |
if (ok)
|
|
537 |
*ok = true;
|
|
538 |
|
|
539 |
return nlaThread->getConfigurations();
|
|
540 |
}
|
|
541 |
|
|
542 |
QString QNlaEngine::getInterfaceFromId(const QString &id)
|
|
543 |
{
|
|
544 |
return configurationInterface.value(id.toUInt());
|
|
545 |
}
|
|
546 |
|
|
547 |
bool QNlaEngine::hasIdentifier(const QString &id)
|
|
548 |
{
|
|
549 |
if (configurationInterface.contains(id.toUInt()))
|
|
550 |
return true;
|
|
551 |
|
|
552 |
bool result = false;
|
|
553 |
QList<QNetworkConfigurationPrivate *> l = nlaThread->getConfigurations();
|
|
554 |
while (!l.isEmpty()) {
|
|
555 |
QNetworkConfigurationPrivate* cpPriv = l.takeFirst();
|
|
556 |
if (!result && cpPriv->id == id) {
|
|
557 |
result = true;
|
|
558 |
}
|
|
559 |
delete cpPriv;
|
|
560 |
}
|
|
561 |
|
|
562 |
return result;
|
|
563 |
}
|
|
564 |
|
|
565 |
QString QNlaEngine::bearerName(const QString &id)
|
|
566 |
{
|
|
567 |
QString interface = getInterfaceFromId(id);
|
|
568 |
|
|
569 |
if (interface.isEmpty())
|
|
570 |
return QString();
|
|
571 |
|
|
572 |
return qGetInterfaceType(interface);
|
|
573 |
}
|
|
574 |
|
|
575 |
void QNlaEngine::connectToId(const QString &id)
|
|
576 |
{
|
|
577 |
emit connectionError(id, OperationNotSupported);
|
|
578 |
}
|
|
579 |
|
|
580 |
void QNlaEngine::disconnectFromId(const QString &id)
|
|
581 |
{
|
|
582 |
emit connectionError(id, OperationNotSupported);
|
|
583 |
}
|
|
584 |
|
|
585 |
void QNlaEngine::requestUpdate()
|
|
586 |
{
|
|
587 |
nlaThread->forceUpdate();
|
|
588 |
}
|
|
589 |
|
|
590 |
QNlaEngine *QNlaEngine::instance()
|
|
591 |
{
|
|
592 |
return nlaEngine();
|
|
593 |
}
|
|
594 |
|
|
595 |
#include "qnlaengine_win.moc"
|
|
596 |
#include "moc_qnlaengine_win_p.cpp"
|
|
597 |
QTM_END_NAMESPACE
|
|
598 |
|
|
599 |
|
|
600 |
|