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-rw-r--r--src/plugins/bearer/nla/qnlaengine.cpp591
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diff --git a/src/plugins/bearer/nla/qnlaengine.cpp b/src/plugins/bearer/nla/qnlaengine.cpp
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+/****************************************************************************
+**
+** 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 QtNetwork module 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 "qnlaengine.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>
+
+#include "../platformdefs_win.h"
+
+QT_BEGIN_NAMESPACE
+
+Q_GLOBAL_STATIC(QNlaEngine, nlaEngine)
+
+QWindowsSockInit2::QWindowsSockInit2()
+: version(0)
+{
+ //### should we try for 2.2 on all platforms ??
+ WSAData wsadata;
+
+ // IPv6 requires Winsock v2.0 or better.
+ if (WSAStartup(MAKEWORD(2,0), &wsadata) != 0) {
+ qWarning("QBearerManagementAPI: WinSock v2.0 initialization failed.");
+ } else {
+ version = 0x20;
+ }
+}
+
+QWindowsSockInit2::~QWindowsSockInit2()
+{
+ WSACleanup();
+}
+
+#ifdef BEARER_MANAGEMENT_DEBUG
+static void printBlob(NLA_BLOB *blob)
+{
+ qDebug() << "==== BEGIN NLA_BLOB ====";
+
+ qDebug() << "type:" << blob->header.type;
+ qDebug() << "size:" << blob->header.dwSize;
+ qDebug() << "next offset:" << blob->header.nextOffset;
+
+ switch (blob->header.type) {
+ case NLA_RAW_DATA:
+ qDebug() << "Raw Data";
+ qDebug() << '\t' << blob->data.rawData;
+ break;
+ case NLA_INTERFACE:
+ qDebug() << "Interface";
+ qDebug() << "\ttype:" << blob->data.interfaceData.dwType;
+ qDebug() << "\tspeed:" << blob->data.interfaceData.dwSpeed;
+ qDebug() << "\tadapter:" << blob->data.interfaceData.adapterName;
+ break;
+ case NLA_802_1X_LOCATION:
+ qDebug() << "802.1x Location";
+ qDebug() << '\t' << blob->data.locationData.information;
+ break;
+ case NLA_CONNECTIVITY:
+ qDebug() << "Connectivity";
+ qDebug() << "\ttype:" << blob->data.connectivity.type;
+ qDebug() << "\tinternet:" << blob->data.connectivity.internet;
+ break;
+ case NLA_ICS:
+ qDebug() << "ICS";
+ qDebug() << "\tspeed:" << blob->data.ICS.remote.speed;
+ qDebug() << "\ttype:" << blob->data.ICS.remote.type;
+ qDebug() << "\tstate:" << blob->data.ICS.remote.state;
+ qDebug() << "\tmachine name:" << blob->data.ICS.remote.machineName;
+ qDebug() << "\tshared adapter name:" << blob->data.ICS.remote.sharedAdapterName;
+ break;
+ default:
+ qDebug() << "UNKNOWN BLOB TYPE";
+ }
+
+ qDebug() << "===== END NLA_BLOB =====";
+}
+#endif
+
+static QString qGetInterfaceType(const QString &interface)
+{
+#ifdef Q_OS_WINCE
+ Q_UNUSED(interface)
+#else
+ unsigned long oid;
+ DWORD bytesWritten;
+
+ NDIS_MEDIUM medium;
+ NDIS_PHYSICAL_MEDIUM physicalMedium;
+
+ HANDLE handle = CreateFile((TCHAR *)QString(QLatin1String("\\\\.\\%1")).arg(interface).utf16(),
+ 0, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
+ if (handle == INVALID_HANDLE_VALUE)
+ return QString();
+
+ oid = OID_GEN_MEDIA_SUPPORTED;
+ bytesWritten = 0;
+ bool result = DeviceIoControl(handle, IOCTL_NDIS_QUERY_GLOBAL_STATS, &oid, sizeof(oid),
+ &medium, sizeof(medium), &bytesWritten, 0);
+ if (!result) {
+ CloseHandle(handle);
+ return QString();
+ }
+
+ oid = OID_GEN_PHYSICAL_MEDIUM;
+ bytesWritten = 0;
+ result = DeviceIoControl(handle, IOCTL_NDIS_QUERY_GLOBAL_STATS, &oid, sizeof(oid),
+ &physicalMedium, sizeof(physicalMedium), &bytesWritten, 0);
+ if (!result) {
+ CloseHandle(handle);
+
+ if (medium == NdisMedium802_3)
+ return QLatin1String("Ethernet");
+ else
+ return QString();
+ }
+
+ CloseHandle(handle);
+
+ if (medium == NdisMedium802_3) {
+ switch (physicalMedium) {
+ case NdisPhysicalMediumWirelessLan:
+ return QLatin1String("WLAN");
+ case NdisPhysicalMediumBluetooth:
+ return QLatin1String("Bluetooth");
+ case NdisPhysicalMediumWiMax:
+ return QLatin1String("WiMAX");
+ default:
+#ifdef BEARER_MANAGEMENT_DEBUG
+ qDebug() << "Physical Medium" << physicalMedium;
+#endif
+ return QLatin1String("Ethernet");
+ }
+ }
+
+#ifdef BEARER_MANAGEMENT_DEBUG
+ qDebug() << medium << physicalMedium;
+#endif
+
+#endif
+
+ return QString();
+}
+
+class QNlaThread : public QThread
+{
+ Q_OBJECT
+
+public:
+ QNlaThread(QNlaEngine *parent = 0);
+ ~QNlaThread();
+
+ QList<QNetworkConfigurationPrivate *> getConfigurations();
+
+ void forceUpdate();
+
+protected:
+ virtual void run();
+
+private:
+ void updateConfigurations(QList<QNetworkConfigurationPrivate *> &configs);
+ DWORD parseBlob(NLA_BLOB *blob, QNetworkConfigurationPrivate *cpPriv) const;
+ QNetworkConfigurationPrivate *parseQuerySet(const WSAQUERYSET *querySet) const;
+ void fetchConfigurations();
+
+signals:
+ void networksChanged();
+
+private:
+ QMutex mutex;
+ HANDLE handle;
+ bool done;
+ QList<QNetworkConfigurationPrivate *> fetchedConfigurations;
+};
+
+QNlaThread::QNlaThread(QNlaEngine *parent)
+: QThread(parent), handle(0), done(false)
+{
+}
+
+QNlaThread::~QNlaThread()
+{
+ mutex.lock();
+
+ done = true;
+
+ if (handle) {
+ /* cancel completion event */
+ if (WSALookupServiceEnd(handle) == SOCKET_ERROR)
+ qWarning("WSALookupServiceEnd error %d", WSAGetLastError());
+ }
+ mutex.unlock();
+
+ wait();
+}
+
+QList<QNetworkConfigurationPrivate *> QNlaThread::getConfigurations()
+{
+ QMutexLocker locker(&mutex);
+
+ QList<QNetworkConfigurationPrivate *> foundConfigurations;
+
+ for (int i = 0; i < fetchedConfigurations.count(); ++i) {
+ QNetworkConfigurationPrivate *config = new QNetworkConfigurationPrivate;
+ config->name = fetchedConfigurations.at(i)->name;
+ config->isValid = fetchedConfigurations.at(i)->isValid;
+ config->id = fetchedConfigurations.at(i)->id;
+ config->state = fetchedConfigurations.at(i)->state;
+ config->type = fetchedConfigurations.at(i)->type;
+ config->roamingSupported = fetchedConfigurations.at(i)->roamingSupported;
+ config->purpose = fetchedConfigurations.at(i)->purpose;
+ config->internet = fetchedConfigurations.at(i)->internet;
+
+ foundConfigurations.append(config);
+ }
+
+ return foundConfigurations;
+}
+
+void QNlaThread::forceUpdate()
+{
+ mutex.lock();
+
+ if (handle) {
+ /* cancel completion event */
+ if (WSALookupServiceEnd(handle) == SOCKET_ERROR)
+ qWarning("WSALookupServiceEnd error %d", WSAGetLastError());
+ handle = 0;
+ }
+ mutex.unlock();
+}
+
+void QNlaThread::run()
+{
+ WSAEVENT changeEvent = WSACreateEvent();
+ if (changeEvent == WSA_INVALID_EVENT) {
+ qWarning("WSACreateEvent error %d", WSAGetLastError());
+ return;
+ }
+
+ while (true) {
+ fetchConfigurations();
+
+ WSAQUERYSET qsRestrictions;
+
+ memset(&qsRestrictions, 0, sizeof(qsRestrictions));
+ qsRestrictions.dwSize = sizeof(qsRestrictions);
+ qsRestrictions.dwNameSpace = NS_NLA;
+
+ mutex.lock();
+ if (done) {
+ mutex.unlock();
+ break;
+ }
+ int result = WSALookupServiceBegin(&qsRestrictions, LUP_RETURN_ALL, &handle);
+ mutex.unlock();
+
+ if (result == SOCKET_ERROR) {
+ qWarning("%s: WSALookupServiceBegin error %d", __FUNCTION__, WSAGetLastError());
+ break;
+ }
+
+ WSACOMPLETION completion;
+ WSAOVERLAPPED overlapped;
+
+ memset(&overlapped, 0, sizeof(overlapped));
+ overlapped.hEvent = changeEvent;
+
+ memset(&completion, 0, sizeof(completion));
+ completion.Type = NSP_NOTIFY_EVENT;
+ completion.Parameters.Event.lpOverlapped = &overlapped;
+
+ DWORD bytesReturned = 0;
+ result = WSANSPIoctl(handle, SIO_NSP_NOTIFY_CHANGE, 0, 0, 0, 0,
+ &bytesReturned, &completion);
+ if (result == SOCKET_ERROR) {
+ int error = WSAGetLastError();
+ if (error != WSA_IO_PENDING) {
+ qWarning("WSANSPIoctl error %d", error);
+ break;
+ }
+ }
+
+#ifndef Q_OS_WINCE
+ // Not interested in unrelated IO completion events
+ // although we also don't want to block them
+ while (WaitForSingleObjectEx(changeEvent, WSA_INFINITE, true) != WAIT_IO_COMPLETION) {}
+#else
+ WaitForSingleObject(changeEvent, WSA_INFINITE);
+#endif
+
+ mutex.lock();
+ if (handle) {
+ result = WSALookupServiceEnd(handle);
+ if (result == SOCKET_ERROR) {
+ qWarning("WSALookupServiceEnd error %d", WSAGetLastError());
+ mutex.unlock();
+ break;
+ }
+ handle = 0;
+ }
+ mutex.unlock();
+ }
+
+ WSACloseEvent(changeEvent);
+}
+
+void QNlaThread::updateConfigurations(QList<QNetworkConfigurationPrivate *> &configs)
+{
+ mutex.lock();
+
+ while (!fetchedConfigurations.isEmpty())
+ delete fetchedConfigurations.takeFirst();
+
+ fetchedConfigurations = configs;
+
+ mutex.unlock();
+
+ emit networksChanged();
+}
+
+DWORD QNlaThread::parseBlob(NLA_BLOB *blob, QNetworkConfigurationPrivate *cpPriv) const
+{
+#ifdef BEARER_MANAGEMENT_DEBUG
+ printBlob(blob);
+#endif
+
+ switch (blob->header.type) {
+ case NLA_RAW_DATA:
+#ifdef BEARER_MANAGEMENT_DEBUG
+ qWarning("%s: unhandled header type NLA_RAW_DATA", __FUNCTION__);
+#endif
+ break;
+ case NLA_INTERFACE:
+ cpPriv->state = QNetworkConfiguration::Active;
+ if (QNlaEngine *engine = qobject_cast<QNlaEngine *>(parent())) {
+ engine->configurationInterface[cpPriv->id.toUInt()] =
+ QString::fromLatin1(blob->data.interfaceData.adapterName);
+ }
+ break;
+ case NLA_802_1X_LOCATION:
+#ifdef BEARER_MANAGEMENT_DEBUG
+ qWarning("%s: unhandled header type NLA_802_1X_LOCATION", __FUNCTION__);
+#endif
+ break;
+ case NLA_CONNECTIVITY:
+ if (blob->data.connectivity.internet == NLA_INTERNET_YES)
+ cpPriv->internet = true;
+ else
+ cpPriv->internet = false;
+#ifdef BEARER_MANAGEMENT_DEBUG
+ qWarning("%s: unhandled header type NLA_CONNECTIVITY", __FUNCTION__);
+#endif
+ break;
+ case NLA_ICS:
+#ifdef BEARER_MANAGEMENT_DEBUG
+ qWarning("%s: unhandled header type NLA_ICS", __FUNCTION__);
+#endif
+ break;
+ default:
+#ifdef BEARER_MANAGEMENT_DEBUG
+ qWarning("%s: unhandled header type %d", __FUNCTION__, blob->header.type);
+#endif
+ ;
+ }
+
+ return blob->header.nextOffset;
+}
+
+QNetworkConfigurationPrivate *QNlaThread::parseQuerySet(const WSAQUERYSET *querySet) const
+{
+ QNetworkConfigurationPrivate *cpPriv = new QNetworkConfigurationPrivate;
+
+ cpPriv->name = QString::fromWCharArray(querySet->lpszServiceInstanceName);
+ cpPriv->isValid = true;
+ cpPriv->id = QString::number(qHash(QLatin1String("NLA:") + cpPriv->name));
+ cpPriv->state = QNetworkConfiguration::Defined;
+ cpPriv->type = QNetworkConfiguration::InternetAccessPoint;
+
+#ifdef BEARER_MANAGEMENT_DEBUG
+ qDebug() << "size:" << querySet->dwSize;
+ qDebug() << "service instance name:" << QString::fromUtf16(querySet->lpszServiceInstanceName);
+ qDebug() << "service class id:" << querySet->lpServiceClassId;
+ qDebug() << "version:" << querySet->lpVersion;
+ qDebug() << "comment:" << QString::fromUtf16(querySet->lpszComment);
+ qDebug() << "namespace:" << querySet->dwNameSpace;
+ qDebug() << "namespace provider id:" << querySet->lpNSProviderId;
+ qDebug() << "context:" << QString::fromUtf16(querySet->lpszContext);
+ qDebug() << "number of protocols:" << querySet->dwNumberOfProtocols;
+ qDebug() << "protocols:" << querySet->lpafpProtocols;
+ qDebug() << "query string:" << QString::fromUtf16(querySet->lpszQueryString);
+ qDebug() << "number of cs addresses:" << querySet->dwNumberOfCsAddrs;
+ qDebug() << "cs addresses:" << querySet->lpcsaBuffer;
+ qDebug() << "output flags:" << querySet->dwOutputFlags;
+#endif
+
+ if (querySet->lpBlob) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+ qDebug() << "blob size:" << querySet->lpBlob->cbSize;
+ qDebug() << "blob data:" << querySet->lpBlob->pBlobData;
+#endif
+
+ DWORD offset = 0;
+ do {
+ NLA_BLOB *blob = reinterpret_cast<NLA_BLOB *>(querySet->lpBlob->pBlobData + offset);
+ DWORD nextOffset = parseBlob(blob, cpPriv);
+ if (nextOffset == offset)
+ break;
+ else
+ offset = nextOffset;
+ } while (offset != 0 && offset < querySet->lpBlob->cbSize);
+ }
+
+ return cpPriv;
+}
+
+void QNlaThread::fetchConfigurations()
+{
+ QList<QNetworkConfigurationPrivate *> foundConfigurations;
+
+ WSAQUERYSET qsRestrictions;
+ HANDLE hLookup = 0;
+
+ memset(&qsRestrictions, 0, sizeof(qsRestrictions));
+ qsRestrictions.dwSize = sizeof(qsRestrictions);
+ qsRestrictions.dwNameSpace = NS_NLA;
+
+ int result = WSALookupServiceBegin(&qsRestrictions, LUP_RETURN_ALL | LUP_DEEP, &hLookup);
+ if (result == SOCKET_ERROR) {
+ qWarning("%s: WSALookupServiceBegin error %d", __FUNCTION__, WSAGetLastError());
+ mutex.lock();
+ fetchedConfigurations.clear();
+ mutex.unlock();
+ }
+
+ char buffer[0x10000];
+ while (result == 0) {
+ DWORD bufferLength = sizeof(buffer);
+ result = WSALookupServiceNext(hLookup, LUP_RETURN_ALL,
+ &bufferLength, reinterpret_cast<WSAQUERYSET *>(buffer));
+
+ if (result == SOCKET_ERROR) {
+ int error = WSAGetLastError();
+
+ if (error == WSA_E_NO_MORE)
+ break;
+
+ if (error == WSAEFAULT) {
+ qDebug() << "buffer not big enough" << bufferLength;
+ break;
+ }
+
+ qWarning("WSALookupServiceNext error %d", WSAGetLastError());
+ break;
+ }
+
+ QNetworkConfigurationPrivate *cpPriv =
+ parseQuerySet(reinterpret_cast<WSAQUERYSET *>(buffer));
+
+ foundConfigurations.append(cpPriv);
+ }
+
+ if (hLookup) {
+ result = WSALookupServiceEnd(hLookup);
+ if (result == SOCKET_ERROR) {
+ qWarning("WSALookupServiceEnd error %d", WSAGetLastError());
+ }
+ }
+
+ updateConfigurations(foundConfigurations);
+}
+
+QNlaEngine::QNlaEngine(QObject *parent)
+: QNetworkSessionEngine(parent), nlaThread(0)
+{
+ nlaThread = new QNlaThread(this);
+ connect(nlaThread, SIGNAL(networksChanged()),
+ this, SIGNAL(configurationsChanged()));
+ nlaThread->start();
+
+ qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
+}
+
+QNlaEngine::~QNlaEngine()
+{
+ delete nlaThread;
+}
+
+QList<QNetworkConfigurationPrivate *> QNlaEngine::getConfigurations(bool *ok)
+{
+ if (ok)
+ *ok = true;
+
+ return nlaThread->getConfigurations();
+}
+
+QString QNlaEngine::getInterfaceFromId(const QString &id)
+{
+ return configurationInterface.value(id.toUInt());
+}
+
+bool QNlaEngine::hasIdentifier(const QString &id)
+{
+ if (configurationInterface.contains(id.toUInt()))
+ return true;
+
+ foreach (QNetworkConfigurationPrivate *cpPriv, nlaThread->getConfigurations()) {
+ if (cpPriv->id == id)
+ return true;
+ }
+
+ return false;
+}
+
+QString QNlaEngine::bearerName(const QString &id)
+{
+ QString interface = getInterfaceFromId(id);
+
+ if (interface.isEmpty())
+ return QString();
+
+ return qGetInterfaceType(interface);
+}
+
+void QNlaEngine::connectToId(const QString &id)
+{
+ emit connectionError(id, OperationNotSupported);
+}
+
+void QNlaEngine::disconnectFromId(const QString &id)
+{
+ emit connectionError(id, OperationNotSupported);
+}
+
+void QNlaEngine::requestUpdate()
+{
+ nlaThread->forceUpdate();
+}
+
+QNlaEngine *QNlaEngine::instance()
+{
+ return nlaEngine();
+}
+
+#include "qnlaengine.moc"
+QT_END_NAMESPACE
+
+
+