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Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12

1 files changed, 611 insertions, 0 deletions

diff --git a/src/plugins/bearer/nativewifi/qnativewifiengine.cpp b/src/plugins/bearer/nativewifi/qnativewifiengine.cpp
new file mode 100644
index 0000000000..16c2239190
--- /dev/null
+++ b/src/plugins/bearer/nativewifi/qnativewifiengine.cpp
@@ -0,0 +1,611 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 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 "../qnetworksession_impl.h"
+
+#include <QtNetwork/private/qnetworkconfiguration_p.h>
+
+#include <QtCore/qstringlist.h>
+#include <QtCore/qcoreapplication.h>
+
+#include <QtCore/qdebug.h>
+
+#ifndef QT_NO_BEARERMANAGEMENT
+
+QT_BEGIN_NAMESPACE
+
+WlanOpenHandleProto local_WlanOpenHandle = 0;
+WlanRegisterNotificationProto local_WlanRegisterNotification = 0;
+WlanEnumInterfacesProto local_WlanEnumInterfaces = 0;
+WlanGetAvailableNetworkListProto local_WlanGetAvailableNetworkList = 0;
+WlanQueryInterfaceProto local_WlanQueryInterface = 0;
+WlanConnectProto local_WlanConnect = 0;
+WlanDisconnectProto local_WlanDisconnect = 0;
+WlanScanProto local_WlanScan = 0;
+WlanFreeMemoryProto local_WlanFreeMemory = 0;
+WlanCloseHandleProto local_WlanCloseHandle = 0;
+
+void qNotificationCallback(WLAN_NOTIFICATION_DATA *data, QNativeWifiEngine *d)
+{
+    Q_UNUSED(d);
+
+    switch (data->NotificationCode) {
+    case wlan_notification_acm_connection_complete:
+    case wlan_notification_acm_disconnected:
+        QMetaObject::invokeMethod(d, "scanComplete", Qt::QueuedConnection);
+        break;
+    default:
+        ;
+    }
+}
+
+QNativeWifiEngine::QNativeWifiEngine(QObject *parent)
+:   QBearerEngineImpl(parent), handle(INVALID_HANDLE_VALUE)
+{
+    connect(QCoreApplication::instance(), SIGNAL(aboutToQuit()), this, SLOT(closeHandle()));
+}
+
+QNativeWifiEngine::~QNativeWifiEngine()
+{
+    closeHandle();
+}
+
+void QNativeWifiEngine::scanComplete()
+{
+    QMutexLocker locker(&mutex);
+
+    if (!available()) {
+        locker.unlock();
+        emit updateCompleted();
+        return;
+    }
+
+    // enumerate interfaces
+    WLAN_INTERFACE_INFO_LIST *interfaceList;
+    DWORD result = local_WlanEnumInterfaces(handle, 0, &interfaceList);
+    if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+        qDebug("%s: WlanEnumInterfaces failed with error %ld\n", __FUNCTION__, result);
+#endif
+
+        locker.unlock();
+        emit updateCompleted();
+
+        return;
+    }
+
+    QStringList previous = accessPointConfigurations.keys();
+
+    for (unsigned int i = 0; i < interfaceList->dwNumberOfItems; ++i) {
+        const WLAN_INTERFACE_INFO &interface = interfaceList->InterfaceInfo[i];
+
+        WLAN_AVAILABLE_NETWORK_LIST *networkList;
+        result = local_WlanGetAvailableNetworkList(handle, &interface.InterfaceGuid,
+                                                   3, 0, &networkList);
+        if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+            qDebug("%s: WlanGetAvailableNetworkList failed with error %ld\n",
+                   __FUNCTION__, result);
+#endif
+            continue;
+        }
+
+        QStringList seenNetworks;
+
+        for (unsigned int j = 0; j < networkList->dwNumberOfItems; ++j) {
+            WLAN_AVAILABLE_NETWORK &network = networkList->Network[j];
+
+            QString networkName;
+
+            if (network.strProfileName[0] != 0) {
+                networkName = QString::fromWCharArray(network.strProfileName);
+            } else {
+                networkName = QByteArray(reinterpret_cast<char *>(network.dot11Ssid.ucSSID),
+                                         network.dot11Ssid.uSSIDLength);
+            }
+
+            const QString id = QString::number(qHash(QLatin1String("WLAN:") + networkName));
+
+            previous.removeAll(id);
+
+            QNetworkConfiguration::StateFlags state = QNetworkConfiguration::Undefined;
+
+            if (!(network.dwFlags & WLAN_AVAILABLE_NETWORK_HAS_PROFILE))
+                state = QNetworkConfiguration::Undefined;
+
+            if (network.strProfileName[0] != 0) {
+                if (network.bNetworkConnectable) {
+                    if (network.dwFlags & WLAN_AVAILABLE_NETWORK_CONNECTED)
+                        state = QNetworkConfiguration::Active;
+                    else
+                        state = QNetworkConfiguration::Discovered;
+                } else {
+                    state = QNetworkConfiguration::Defined;
+                }
+            }
+
+            if (seenNetworks.contains(networkName))
+                continue;
+            else
+                seenNetworks.append(networkName);
+
+            if (accessPointConfigurations.contains(id)) {
+                QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.value(id);
+
+                bool changed = false;
+
+                ptr->mutex.lock();
+
+                if (!ptr->isValid) {
+                    ptr->isValid = true;
+                    changed = true;
+                }
+
+                if (ptr->name != networkName) {
+                    ptr->name = networkName;
+                    changed = true;
+                }
+
+                if (ptr->state != state) {
+                    ptr->state = state;
+                    changed = true;
+                }
+
+                ptr->mutex.unlock();
+
+                if (changed) {
+                    locker.unlock();
+                    emit configurationChanged(ptr);
+                    locker.relock();
+                }
+            } else {
+                QNetworkConfigurationPrivatePointer ptr(new QNetworkConfigurationPrivate);
+
+                ptr->name = networkName;
+                ptr->isValid = true;
+                ptr->id = id;
+                ptr->state = state;
+                ptr->type = QNetworkConfiguration::InternetAccessPoint;
+                ptr->bearerType = QNetworkConfiguration::BearerWLAN;
+
+                accessPointConfigurations.insert(id, ptr);
+
+                locker.unlock();
+                emit configurationAdded(ptr);
+                locker.relock();
+            }
+        }
+
+        local_WlanFreeMemory(networkList);
+    }
+
+    local_WlanFreeMemory(interfaceList);
+
+    while (!previous.isEmpty()) {
+        QNetworkConfigurationPrivatePointer ptr =
+            accessPointConfigurations.take(previous.takeFirst());
+
+        locker.unlock();
+        emit configurationRemoved(ptr);
+        locker.relock();
+    }
+
+    locker.unlock();
+    emit updateCompleted();
+}
+
+QString QNativeWifiEngine::getInterfaceFromId(const QString &id)
+{
+    QMutexLocker locker(&mutex);
+
+    if (!available())
+        return QString();
+
+    // enumerate interfaces
+    WLAN_INTERFACE_INFO_LIST *interfaceList;
+    DWORD result = local_WlanEnumInterfaces(handle, 0, &interfaceList);
+    if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+        qDebug("%s: WlanEnumInterfaces failed with error %ld\n", __FUNCTION__, result);
+#endif
+        return QString();
+    }
+
+    for (unsigned int i = 0; i < interfaceList->dwNumberOfItems; ++i) {
+        const WLAN_INTERFACE_INFO &interface = interfaceList->InterfaceInfo[i];
+
+        DWORD dataSize;
+        WLAN_CONNECTION_ATTRIBUTES *connectionAttributes;
+        result = local_WlanQueryInterface(handle, &interface.InterfaceGuid,
+                                          wlan_intf_opcode_current_connection, 0, &dataSize,
+                                          reinterpret_cast<PVOID *>(&connectionAttributes), 0);
+        if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+            if (result != ERROR_INVALID_STATE)
+                qDebug("%s: WlanQueryInterface failed with error %ld\n", __FUNCTION__, result);
+#endif
+
+            continue;
+        }
+
+        if (qHash(QLatin1String("WLAN:") +
+                  QString::fromWCharArray(connectionAttributes->strProfileName)) == id.toUInt()) {
+            QString guid("{%1-%2-%3-%4%5-%6%7%8%9%10%11}");
+
+            guid = guid.arg(interface.InterfaceGuid.Data1, 8, 16, QChar('0'));
+            guid = guid.arg(interface.InterfaceGuid.Data2, 4, 16, QChar('0'));
+            guid = guid.arg(interface.InterfaceGuid.Data3, 4, 16, QChar('0'));
+            for (int i = 0; i < 8; ++i)
+                guid = guid.arg(interface.InterfaceGuid.Data4[i], 2, 16, QChar('0'));
+
+            local_WlanFreeMemory(connectionAttributes);
+            local_WlanFreeMemory(interfaceList);
+
+            return guid.toUpper();
+        }
+
+        local_WlanFreeMemory(connectionAttributes);
+    }
+
+    local_WlanFreeMemory(interfaceList);
+
+    return QString();
+}
+
+bool QNativeWifiEngine::hasIdentifier(const QString &id)
+{
+    QMutexLocker locker(&mutex);
+
+    if (!available())
+        return false;
+
+    // enumerate interfaces
+    WLAN_INTERFACE_INFO_LIST *interfaceList;
+    DWORD result = local_WlanEnumInterfaces(handle, 0, &interfaceList);
+    if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+        qDebug("%s: WlanEnumInterfaces failed with error %ld\n", __FUNCTION__, result);
+#endif
+        return false;
+    }
+
+    for (unsigned int i = 0; i < interfaceList->dwNumberOfItems; ++i) {
+        const WLAN_INTERFACE_INFO &interface = interfaceList->InterfaceInfo[i];
+
+        WLAN_AVAILABLE_NETWORK_LIST *networkList;
+        result = local_WlanGetAvailableNetworkList(handle, &interface.InterfaceGuid,
+                                                   3, 0, &networkList);
+        if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+            qDebug("%s: WlanGetAvailableNetworkList failed with error %ld\n",
+                   __FUNCTION__, result);
+#endif
+            continue;
+        }
+
+        for (unsigned int j = 0; j < networkList->dwNumberOfItems; ++j) {
+            WLAN_AVAILABLE_NETWORK &network = networkList->Network[j];
+
+            QString networkName;
+
+            if (network.strProfileName[0] != 0) {
+                networkName = QString::fromWCharArray(network.strProfileName);
+            } else {
+                networkName = QByteArray(reinterpret_cast<char *>(network.dot11Ssid.ucSSID),
+                                         network.dot11Ssid.uSSIDLength);
+            }
+
+            if (qHash(QLatin1String("WLAN:") + networkName) == id.toUInt()) {
+                local_WlanFreeMemory(networkList);
+                local_WlanFreeMemory(interfaceList);
+                return true;
+            }
+        }
+
+        local_WlanFreeMemory(networkList);
+    }
+
+    local_WlanFreeMemory(interfaceList);
+
+    return false;
+}
+
+void QNativeWifiEngine::connectToId(const QString &id)
+{
+    QMutexLocker locker(&mutex);
+
+    if (!available()) {
+        locker.unlock();
+        emit connectionError(id, InterfaceLookupError);
+        return;
+    }
+
+    WLAN_INTERFACE_INFO_LIST *interfaceList;
+    DWORD result = local_WlanEnumInterfaces(handle, 0, &interfaceList);
+    if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+        qDebug("%s: WlanEnumInterfaces failed with error %ld\n", __FUNCTION__, result);
+#endif
+        locker.unlock();
+        emit connectionError(id, InterfaceLookupError);
+        return;
+    }
+
+    QString profile;
+
+    for (unsigned int i = 0; i < interfaceList->dwNumberOfItems; ++i) {
+        const WLAN_INTERFACE_INFO &interface = interfaceList->InterfaceInfo[i];
+
+        WLAN_AVAILABLE_NETWORK_LIST *networkList;
+        result = local_WlanGetAvailableNetworkList(handle, &interface.InterfaceGuid,
+                                                   3, 0, &networkList);
+        if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+            qDebug("%s: WlanGetAvailableNetworkList failed with error %ld\n",
+                   __FUNCTION__, result);
+#endif
+            continue;
+        }
+
+        for (unsigned int j = 0; j < networkList->dwNumberOfItems; ++j) {
+            WLAN_AVAILABLE_NETWORK &network = networkList->Network[j];
+
+            profile = QString::fromWCharArray(network.strProfileName);
+
+            if (qHash(QLatin1String("WLAN:") + profile) == id.toUInt())
+                break;
+            else
+                profile.clear();
+        }
+
+        local_WlanFreeMemory(networkList);
+
+        if (!profile.isEmpty()) {
+            WLAN_CONNECTION_PARAMETERS parameters;
+            parameters.wlanConnectionMode = wlan_connection_mode_profile;
+            parameters.strProfile = reinterpret_cast<LPCWSTR>(profile.utf16());
+            parameters.pDot11Ssid = 0;
+            parameters.pDesiredBssidList = 0;
+            parameters.dot11BssType = dot11_BSS_type_any;
+            parameters.dwFlags = 0;
+
+            DWORD result = local_WlanConnect(handle, &interface.InterfaceGuid, &parameters, 0);
+            if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+                qDebug("%s: WlanConnect failed with error %ld\n", __FUNCTION__, result);
+#endif
+                locker.unlock();
+                emit connectionError(id, ConnectError);
+                locker.relock();
+                break;
+            }
+
+            break;
+        }
+    }
+
+    local_WlanFreeMemory(interfaceList);
+
+    if (profile.isEmpty()) {
+        locker.unlock();
+        emit connectionError(id, InterfaceLookupError);
+    }
+}
+
+void QNativeWifiEngine::disconnectFromId(const QString &id)
+{
+    QMutexLocker locker(&mutex);
+
+    if (!available()) {
+        locker.unlock();
+        emit connectionError(id, InterfaceLookupError);
+        return;
+    }
+
+    QString interface = getInterfaceFromId(id);
+
+    if (interface.isEmpty()) {
+        locker.unlock();
+        emit connectionError(id, InterfaceLookupError);
+        return;
+    }
+
+    QStringList split = interface.mid(1, interface.length() - 2).split('-');
+
+    GUID guid;
+    guid.Data1 = split.at(0).toUInt(0, 16);
+    guid.Data2 = split.at(1).toUShort(0, 16);
+    guid.Data3 = split.at(2).toUShort(0, 16);
+    guid.Data4[0] = split.at(3).left(2).toUShort(0, 16);
+    guid.Data4[1] = split.at(3).right(2).toUShort(0, 16);
+    for (int i = 0; i < 6; ++i)
+        guid.Data4[i + 2] = split.at(4).mid(i*2, 2).toUShort(0, 16);
+
+    DWORD result = local_WlanDisconnect(handle, &guid, 0);
+    if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+        qDebug("%s: WlanDisconnect failed with error %ld\n", __FUNCTION__, result);
+#endif
+        locker.unlock();
+        emit connectionError(id, DisconnectionError);
+        return;
+    }
+}
+
+void QNativeWifiEngine::initialize()
+{
+    scanComplete();
+}
+
+void QNativeWifiEngine::requestUpdate()
+{
+    QMutexLocker locker(&mutex);
+
+    if (!available()) {
+        locker.unlock();
+        emit updateCompleted();
+        return;
+    }
+
+    // enumerate interfaces
+    WLAN_INTERFACE_INFO_LIST *interfaceList;
+    DWORD result = local_WlanEnumInterfaces(handle, 0, &interfaceList);
+    if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+        qDebug("%s: WlanEnumInterfaces failed with error %ld\n", __FUNCTION__, result);
+#endif
+
+        locker.unlock();
+        emit updateCompleted();
+
+        return;
+    }
+
+    bool requested = false;
+    for (unsigned int i = 0; i < interfaceList->dwNumberOfItems; ++i) {
+        result = local_WlanScan(handle, &interfaceList->InterfaceInfo[i].InterfaceGuid, 0, 0, 0);
+        if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+            qDebug("%s: WlanScan failed with error %ld\n", __FUNCTION__, result);
+#endif
+        } else {
+            requested = true;
+        }
+    }
+
+    local_WlanFreeMemory(interfaceList);
+
+    if (!requested) {
+        locker.unlock();
+        emit updateCompleted();
+    }
+}
+
+QNetworkSession::State QNativeWifiEngine::sessionStateForId(const QString &id)
+{
+    QMutexLocker locker(&mutex);
+
+    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;
+}
+
+QNetworkConfigurationManager::Capabilities QNativeWifiEngine::capabilities() const
+{
+    return QNetworkConfigurationManager::ForcedRoaming |
+            QNetworkConfigurationManager::CanStartAndStopInterfaces;
+}
+
+QNetworkSessionPrivate *QNativeWifiEngine::createSessionBackend()
+{
+    return new QNetworkSessionPrivateImpl;
+}
+
+QNetworkConfigurationPrivatePointer QNativeWifiEngine::defaultConfiguration()
+{
+    return QNetworkConfigurationPrivatePointer();
+}
+
+bool QNativeWifiEngine::available()
+{
+    if (handle != INVALID_HANDLE_VALUE)
+        return true;
+
+    DWORD clientVersion;
+
+    DWORD result = local_WlanOpenHandle(1, 0, &clientVersion, &handle);
+    if (result != ERROR_SUCCESS) {
+#ifdef BEARER_MANAGEMENT_DEBUG
+        if (result != ERROR_SERVICE_NOT_ACTIVE)
+            qDebug("%s: WlanOpenHandle failed with error %ld\n", __FUNCTION__, result);
+#endif
+
+        return false;
+    }
+
+    result = local_WlanRegisterNotification(handle, WLAN_NOTIFICATION_SOURCE_ALL, true,
+                                            WLAN_NOTIFICATION_CALLBACK(qNotificationCallback),
+                                            this, 0, 0);
+#ifdef BEARER_MANAGEMENT_DEBUG
+    if (result != ERROR_SUCCESS)
+        qDebug("%s: WlanRegisterNotification failed with error %ld\n", __FUNCTION__, result);
+#endif
+
+    return handle != INVALID_HANDLE_VALUE;
+}
+
+void QNativeWifiEngine::closeHandle()
+{
+    if (handle != INVALID_HANDLE_VALUE) {
+        local_WlanCloseHandle(handle, 0);
+        handle = INVALID_HANDLE_VALUE;
+    }
+}
+
+bool QNativeWifiEngine::requiresPolling() const
+{
+    // On Windows XP SP2 and SP3 only connection and disconnection notifications are available.
+    // We need to poll for changes in available wireless networks.
+    return true;
+}
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_BEARERMANAGEMENT