src/plugins/bearer/nativewifi/main.cpp
changeset 30 5dc02b23752f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/plugins/bearer/nativewifi/main.cpp	Tue Jul 06 15:10:48 2010 +0300
@@ -0,0 +1,143 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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 "qnativewifiengine.h"
+#include "platformdefs.h"
+
+#include <QtCore/qmutex.h>
+#include <QtCore/private/qmutexpool_p.h>
+#include <QtCore/qlibrary.h>
+
+#include <QtNetwork/private/qbearerplugin_p.h>
+
+#include <QtCore/qdebug.h>
+
+#ifndef QT_NO_BEARERMANAGEMENT
+
+QT_BEGIN_NAMESPACE
+
+static void resolveLibrary()
+{
+    static volatile bool triedResolve = false;
+
+    if (!triedResolve) {
+#ifndef QT_NO_THREAD
+        QMutexLocker locker(QMutexPool::globalInstanceGet(&local_WlanOpenHandle));
+#endif
+
+        if (!triedResolve) {
+            local_WlanOpenHandle = (WlanOpenHandleProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanOpenHandle");
+            local_WlanRegisterNotification = (WlanRegisterNotificationProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanRegisterNotification");
+            local_WlanEnumInterfaces = (WlanEnumInterfacesProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanEnumInterfaces");
+            local_WlanGetAvailableNetworkList = (WlanGetAvailableNetworkListProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanGetAvailableNetworkList");
+            local_WlanQueryInterface = (WlanQueryInterfaceProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanQueryInterface");
+            local_WlanConnect = (WlanConnectProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanConnect");
+            local_WlanDisconnect = (WlanDisconnectProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanDisconnect");
+            local_WlanScan = (WlanScanProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanScan");
+            local_WlanFreeMemory = (WlanFreeMemoryProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanFreeMemory");
+            local_WlanCloseHandle = (WlanCloseHandleProto)
+                QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanCloseHandle");
+
+            triedResolve = true;
+        }
+    }
+}
+
+class QNativeWifiEnginePlugin : public QBearerEnginePlugin
+{
+public:
+    QNativeWifiEnginePlugin();
+    ~QNativeWifiEnginePlugin();
+
+    QStringList keys() const;
+    QBearerEngine *create(const QString &key) const;
+};
+
+QNativeWifiEnginePlugin::QNativeWifiEnginePlugin()
+{
+}
+
+QNativeWifiEnginePlugin::~QNativeWifiEnginePlugin()
+{
+}
+
+QStringList QNativeWifiEnginePlugin::keys() const
+{
+    return QStringList() << QLatin1String("nativewifi");
+}
+
+QBearerEngine *QNativeWifiEnginePlugin::create(const QString &key) const
+{
+    if (key != QLatin1String("nativewifi"))
+        return 0;
+
+    resolveLibrary();
+
+    // native wifi dll not available
+    if (!local_WlanOpenHandle)
+        return 0;
+
+    QNativeWifiEngine *engine = new QNativeWifiEngine;
+
+    // could not initialise subsystem
+    if (engine && !engine->available()) {
+        delete engine;
+        return 0;
+    }
+
+    return engine;
+}
+
+Q_EXPORT_STATIC_PLUGIN(QNativeWifiEnginePlugin)
+Q_EXPORT_PLUGIN2(qnativewifibearer, QNativeWifiEnginePlugin)
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_BEARERMANAGEMENT