1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the plugins of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

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    36 **

    37 **

    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #include "qnativewifiengine.h"

    43 #include "platformdefs.h"

    44 

    45 #include <QtCore/qmutex.h>

    46 #include <QtCore/private/qmutexpool_p.h>

    47 #include <QtCore/qlibrary.h>

    48 

    49 #include <QtNetwork/private/qbearerplugin_p.h>

    50 

    51 #include <QtCore/qdebug.h>

    52 

    53 #ifndef QT_NO_BEARERMANAGEMENT

    54 

    55 QT_BEGIN_NAMESPACE

    56 

    57 static void resolveLibrary()

    58 {

    59     static volatile bool triedResolve = false;

    60 

    61     if (!triedResolve) {

    62 #ifndef QT_NO_THREAD

    63         QMutexLocker locker(QMutexPool::globalInstanceGet(&local_WlanOpenHandle));

    64 #endif

    65 

    66         if (!triedResolve) {

    67             local_WlanOpenHandle = (WlanOpenHandleProto)

    68                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanOpenHandle");

    69             local_WlanRegisterNotification = (WlanRegisterNotificationProto)

    70                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanRegisterNotification");

    71             local_WlanEnumInterfaces = (WlanEnumInterfacesProto)

    72                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanEnumInterfaces");

    73             local_WlanGetAvailableNetworkList = (WlanGetAvailableNetworkListProto)

    74                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanGetAvailableNetworkList");

    75             local_WlanQueryInterface = (WlanQueryInterfaceProto)

    76                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanQueryInterface");

    77             local_WlanConnect = (WlanConnectProto)

    78                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanConnect");

    79             local_WlanDisconnect = (WlanDisconnectProto)

    80                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanDisconnect");

    81             local_WlanScan = (WlanScanProto)

    82                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanScan");

    83             local_WlanFreeMemory = (WlanFreeMemoryProto)

    84                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanFreeMemory");

    85             local_WlanCloseHandle = (WlanCloseHandleProto)

    86                 QLibrary::resolve(QLatin1String("wlanapi.dll"), "WlanCloseHandle");

    87 

    88             triedResolve = true;

    89         }

    90     }

    91 }

    92 

    93 class QNativeWifiEnginePlugin : public QBearerEnginePlugin

    94 {

    95 public:

    96     QNativeWifiEnginePlugin();

    97     ~QNativeWifiEnginePlugin();

    98 

    99     QStringList keys() const;

   100     QBearerEngine *create(const QString &key) const;

   101 };

   102 

   103 QNativeWifiEnginePlugin::QNativeWifiEnginePlugin()

   104 {

   105 }

   106 

   107 QNativeWifiEnginePlugin::~QNativeWifiEnginePlugin()

   108 {

   109 }

   110 

   111 QStringList QNativeWifiEnginePlugin::keys() const

   112 {

   113     return QStringList() << QLatin1String("nativewifi");

   114 }

   115 

   116 QBearerEngine *QNativeWifiEnginePlugin::create(const QString &key) const

   117 {

   118     if (key != QLatin1String("nativewifi"))

   119         return 0;

   120 

   121     resolveLibrary();

   122 

   123     // native wifi dll not available

   124     if (!local_WlanOpenHandle)

   125         return 0;

   126 

   127     QNativeWifiEngine *engine = new QNativeWifiEngine;

   128 

   129     // could not initialise subsystem

   130     if (engine && !engine->available()) {

   131         delete engine;

   132         return 0;

   133     }

   134 

   135     return engine;

   136 }

   137 

   138 Q_EXPORT_STATIC_PLUGIN(QNativeWifiEnginePlugin)

   139 Q_EXPORT_PLUGIN2(qnativewifibearer, QNativeWifiEnginePlugin)

   140 

   141 QT_END_NAMESPACE

   142 

   143 #endif // QT_NO_BEARERMANAGEMENT