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qnetworksession_maemo.cpp

/****************************************************************************
**
** 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 Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Solutions Commercial License Agreement provided
** with the Software or, alternatively, in accordance with the terms
** contained in a written agreement between you and Nokia.
**
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
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**
** Please note Third Party Software included with Qt Solutions may impose
** additional restrictions and it is the user's responsibility to ensure
** that they have met the licensing requirements of the GPL, LGPL, or Qt
** Solutions Commercial license and the relevant license of the Third
** Party Software they are using.
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****************************************************************************/

#include <QHash>

#include "qnetworksession_maemo_p.h"

#include <maemo_icd.h>
#include <iapconf.h>
#include <proxyconf.h>

#include <ifaddrs.h>
#include <netinet/in.h>
#include <arpa/inet.h>


QDBusArgument &operator<<(QDBusArgument &argument,
                          const QtMobility::ICd2DetailsDBusStruct &icd2)
{
    argument.beginStructure();
    argument << icd2.serviceType;
    argument << icd2.serviceAttributes;
    argument << icd2.setviceId;
    argument << icd2.networkType;
    argument << icd2.networkAttributes;
    argument << icd2.networkId;
    argument.endStructure();
    return argument;
}

const QDBusArgument &operator>>(const QDBusArgument &argument,
                                QtMobility::ICd2DetailsDBusStruct &icd2)
{
    argument.beginStructure();
    argument >> icd2.serviceType;
    argument >> icd2.serviceAttributes;
    argument >> icd2.setviceId;
    argument >> icd2.networkType;
    argument >> icd2.networkAttributes;
    argument >> icd2.networkId;
    argument.endStructure();
    return argument;
}

const QDBusArgument &operator>>(const QDBusArgument &argument,
                                QtMobility::ICd2DetailsList &detailsList)
{
     argument.beginArray();
     detailsList.clear();

     while (!argument.atEnd()) {
         QtMobility::ICd2DetailsDBusStruct element;
         argument >> element;
         detailsList.append(element);
     }

     argument.endArray();
     return argument;
}

QDBusArgument &operator<<(QDBusArgument &argument,
                          const QtMobility::ICd2DetailsList &detailsList)
{
     argument.beginArray(qMetaTypeId<QtMobility::ICd2DetailsDBusStruct>());
     for (int i = 0; i < detailsList.count(); ++i)
         argument << detailsList[i];
     argument.endArray();
     return argument;
}

QTM_BEGIN_NAMESPACE

static QHash<QString, QVariant> properties;

static QString get_network_interface();

void QNetworkSessionPrivate::iapStateChanged(const QString& iapid, uint icd_connection_state)
{
    if ((publicConfig.type() == QNetworkConfiguration::UserChoice) && opened) {
        updateIdentifier(iapid);
    }

    if (((publicConfig.type() == QNetworkConfiguration::UserChoice) && (activeConfig.d->id == iapid)) ||
        (publicConfig.d->id == iapid)) {
        switch (icd_connection_state) {
        case ICD_STATE_CONNECTING:
            updateState(QNetworkSession::Connecting);
            break;
        case ICD_STATE_CONNECTED:
            updateState(QNetworkSession::Connected);
            break;
        case ICD_STATE_DISCONNECTING:
            updateState(QNetworkSession::Closing);
            break;
        case ICD_STATE_DISCONNECTED:
            updateState(QNetworkSession::Disconnected);
            break;
        default:
            break;
        }
    }
}

void QNetworkSessionPrivate::cleanupSession(void)
{
    QObject::disconnect(q, SIGNAL(stateChanged(QNetworkSession::State)), this, SLOT(updateProxies(QNetworkSession::State)));
}


void QNetworkSessionPrivate::updateState(QNetworkSession::State newState)
{
    if (newState != state) {
        if (newState == QNetworkSession::Disconnected) {
            if (isOpen) {
                // The Session was aborted by the user or system
                lastError = QNetworkSession::SessionAbortedError;
                emit q->error(lastError);
                emit q->closed();
            }
            if (m_stopTimer.isActive()) {
                // Session was closed by calling stop()
                m_stopTimer.stop();
            }
            isOpen = false;
            opened = false;
          currentNetworkInterface.clear();
            if (publicConfig.type() == QNetworkConfiguration::UserChoice) {
                copyConfig(publicConfig, activeConfig);
                activeConfig.d->state = QNetworkConfiguration::Defined;
            } else {
                if (!activeConfig.isValid()) {
                    // Active configuration (IAP) was removed from system
                    // => Connection was disconnected and configuration became
                    //    invalid
                    // => Also Session state must be changed to invalid
                    newState = QNetworkSession::Invalid;
                }
            }
        } else if (newState == QNetworkSession::Connected) {
            if (opened) {
                isOpen = true;
            }
          if (publicConfig.type() == QNetworkConfiguration::UserChoice) {
            activeConfig.d->state = QNetworkConfiguration::Active;
            activeConfig.d->type = QNetworkConfiguration::InternetAccessPoint;
          }
          publicConfig.d->state = QNetworkConfiguration::Active;
      }

        if (newState != state) {
            state = newState;
            emit q->stateChanged(newState);
        }
    }
}


void QNetworkSessionPrivate::updateIdentifier(const QString &newId)
{
    if (publicConfig.type() == QNetworkConfiguration::UserChoice) {
      activeConfig.d->network_attrs |= ICD_NW_ATTR_IAPNAME;
      activeConfig.d->id = newId;
    } else {
      publicConfig.d->network_attrs |= ICD_NW_ATTR_IAPNAME;
      if (publicConfig.d->id != newId) {
          qWarning() << "Your config id changed from" << publicConfig.d->id << "to" << newId;
          publicConfig.d->id = newId;
      }
    }
}


quint64 QNetworkSessionPrivate::getStatistics(bool sent) const
{
    /* This could be also implemented by using the Maemo::Icd::statistics()
     * that gets the statistics data for a specific IAP. Change if
     * necessary.
     */
    Maemo::Icd icd;
    QList<Maemo::IcdStatisticsResult> stats_results;
    quint64 counter_rx = 0, counter_tx = 0;

    if (!icd.statistics(stats_results)) {
      return 0;
    }

    foreach (const Maemo::IcdStatisticsResult &res, stats_results) {
      if (res.params.network_attrs & ICD_NW_ATTR_IAPNAME) {
          /* network_id is the IAP UUID */
          if (QString(res.params.network_id.data()) == activeConfig.identifier()) {
            counter_tx = res.bytes_sent;
            counter_rx = res.bytes_received;
          }
      } else {
          /* We probably will never get to this branch */
          QNetworkConfigurationPrivate *d = activeConfig.d.data();
          if (res.params.network_id == d->network_id) {
            counter_tx = res.bytes_sent;
            counter_rx = res.bytes_received;
          }
      }
    }

    if (sent)
      return counter_tx;
    else
      return counter_rx;
}


quint64 QNetworkSessionPrivate::bytesWritten() const
{
    return getStatistics(true);
}

quint64 QNetworkSessionPrivate::bytesReceived() const
{
    return getStatistics(false);
}

quint64 QNetworkSessionPrivate::activeTime() const
{
    if (startTime.isNull()) {
        return 0;
    }
    return startTime.secsTo(QDateTime::currentDateTime());
}


QNetworkConfiguration& QNetworkSessionPrivate::copyConfig(QNetworkConfiguration &fromConfig, QNetworkConfiguration &toConfig, bool deepCopy)
{
    if (deepCopy) {
        QNetworkConfigurationPrivate* cpPriv = new QNetworkConfigurationPrivate();
        QExplicitlySharedDataPointer<QNetworkConfigurationPrivate> ptr(cpPriv);
        toConfig.d = ptr;
    }

    toConfig.d->name = fromConfig.d->name;
    toConfig.d->isValid = fromConfig.d->isValid;
    // Note that we do not copy id field here as the publicConfig does
    // not contain a valid IAP id.
    toConfig.d->state = fromConfig.d->state;
    toConfig.d->type = fromConfig.d->type;
    toConfig.d->roamingSupported = fromConfig.d->roamingSupported;
    toConfig.d->purpose = fromConfig.d->purpose;
    toConfig.d->network_id = fromConfig.d->network_id;
    toConfig.d->iap_type = fromConfig.d->iap_type;
    toConfig.d->network_attrs = fromConfig.d->network_attrs;
    toConfig.d->service_type = fromConfig.d->service_type;
    toConfig.d->service_id = fromConfig.d->service_id;
    toConfig.d->service_attrs = fromConfig.d->service_attrs;
    toConfig.d->manager = fromConfig.d->manager;

    return toConfig;
}


/* This is called by QNetworkSession constructor and it updates the current
 * state of the configuration.
 */
void QNetworkSessionPrivate::syncStateWithInterface()
{
    /* Initially we are not active although the configuration might be in
     * connected state.
     */
    isOpen = false;
    opened = false;

    QObject::connect(&manager, SIGNAL(updateCompleted()), this, SLOT(networkConfigurationsChanged()));

    if (publicConfig.d.data()) {
      QNetworkConfigurationManagerPrivate* mgr = (QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager;
      if (mgr) {
            connect(mgr, SIGNAL(iapStateChanged(const QString&, uint)),
                    this, SLOT(iapStateChanged(const QString&, uint)));
      } else {
            qWarning()<<"Manager object not set when trying to connect iapStateChanged signal. Your configuration object is not correctly setup, did you remember to call manager.updateConfigurations() before creating session object?";
          state = QNetworkSession::Invalid;
          lastError = QNetworkSession::UnknownSessionError;
          return;
      }
    }

    QObject::connect(q, SIGNAL(stateChanged(QNetworkSession::State)), this, SLOT(updateProxies(QNetworkSession::State)));

    state = QNetworkSession::Invalid;
    lastError = QNetworkSession::UnknownSessionError;

    switch (publicConfig.type()) {
    case QNetworkConfiguration::InternetAccessPoint:
        activeConfig = publicConfig;
        break;
    case QNetworkConfiguration::ServiceNetwork:
        serviceConfig = publicConfig;
      break;
    case QNetworkConfiguration::UserChoice:
      // active config will contain correct data after open() has succeeded
        copyConfig(publicConfig, activeConfig);

      /* We create new configuration that holds the actual configuration
       * returned by icd. This way publicConfig still contains the
       * original user specified configuration.
       *
       * Note that the new activeConfig configuration is not inserted
       * to configurationManager as manager class will get the newly
       * connected configuration from gconf when the IAP is saved.
       * This configuration manager update is done by IapMonitor class.
       * If the ANY connection fails in open(), then the configuration
       * data is not saved to gconf and will not be added to
       * configuration manager IAP list.
       */
#ifdef BEARER_MANAGEMENT_DEBUG
      qDebug()<<"New configuration created for" << publicConfig.identifier();
#endif
      break;
    default:
      /* Invalid configuration, no point continuing */
      return;
    }

    if (!activeConfig.isValid())
      return;

    /* Get the initial state from icd */
    Maemo::Icd icd;
    QList<Maemo::IcdStateResult> state_results;

    /* Update the active config from first connection, this is ok as icd
     * supports only one connection anyway.
     */
    if (icd.state(state_results) && !state_results.isEmpty()) {
      /* If we did not get full state back, then we are not
       * connected and can skip the next part.
       */
      if (!(state_results.first().params.network_attrs == 0 &&
            state_results.first().params.network_id.isEmpty())) {

          /* If we try to connect to specific IAP and we get results back
           * that tell the icd is actually connected to another IAP,
           * then do not update current state etc.
           */
          if (publicConfig.type() == QNetworkConfiguration::UserChoice ||
                publicConfig.d->id == state_results.first().params.network_id) {
            switch (state_results.first().state) {
            case ICD_STATE_DISCONNECTED:
                    state = QNetworkSession::Disconnected;
                if (activeConfig.d.data())
                  activeConfig.d->isValid = true;
                break;
            case ICD_STATE_CONNECTING:
                    state = QNetworkSession::Connecting;
                if (activeConfig.d.data())
                  activeConfig.d->isValid = true;
                break;
            case ICD_STATE_CONNECTED:
                {
                        if (!state_results.first().error.isEmpty())
                      break;

                        const QString id = state_results.first().params.network_id;

                        QNetworkConfigurationManagerPrivate *mgr = (QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager;
                  if (mgr->accessPointConfigurations.contains(id)) {
                            //we don't want the copied data if the config is already known by the manager
                            //just reuse it so that existing references to the old data get the same update
                            QExplicitlySharedDataPointer<QNetworkConfigurationPrivate> priv = mgr->accessPointConfigurations.value(id);
                            activeConfig.d = priv;
                        }

                  state = QNetworkSession::Connected;
                        activeConfig.d->network_id = state_results.first().params.network_id;
                        activeConfig.d->id = activeConfig.d->network_id;
                        activeConfig.d->network_attrs = state_results.first().params.network_attrs;
                        activeConfig.d->iap_type = state_results.first().params.network_type;
                        activeConfig.d->service_type = state_results.first().params.service_type;
                        activeConfig.d->service_id = state_results.first().params.service_id;
                        activeConfig.d->service_attrs = state_results.first().params.service_attrs;
                        activeConfig.d->type = QNetworkConfiguration::InternetAccessPoint;
                        activeConfig.d->state = QNetworkConfiguration::Active;
                        activeConfig.d->isValid = true;
                        currentNetworkInterface = get_network_interface();

                  Maemo::IAPConf iap_name(activeConfig.d->id);
                  QString name_value = iap_name.value("name").toString();
                  if (!name_value.isEmpty())
                      activeConfig.d->name = name_value;
                  else
                      activeConfig.d->name = activeConfig.d->id;

                  // Add the new active configuration to manager or update the old config
                  mgr = (QNetworkConfigurationManagerPrivate*)activeConfig.d.data()->manager;
                  if (!(mgr->accessPointConfigurations.contains(activeConfig.d->id))) {
                      QExplicitlySharedDataPointer<QNetworkConfigurationPrivate> ptr = activeConfig.d;
                      mgr->accessPointConfigurations.insert(activeConfig.d->id, ptr);

                      QNetworkConfiguration item;
                      item.d = ptr;
                      emit mgr->configurationAdded(item);

#ifdef BEARER_MANAGEMENT_DEBUG
                      //qDebug()<<"New configuration"<<activeConfig.d->id<<"added to manager in sync";
#endif

                        }
                }
                break;

            case ICD_STATE_DISCONNECTING:
                    state = QNetworkSession::Closing;
                if (activeConfig.d.data())
                  activeConfig.d->isValid = true;
                break;
            default:
                    break;
            }
          }
      } else {
#ifdef BEARER_MANAGEMENT_DEBUG
          qDebug() << "status_req tells icd is not connected";
#endif
      }
    } else {
#ifdef BEARER_MANAGEMENT_DEBUG
      qDebug() << "status_req did not return any results from icd";
#endif
    }

    networkConfigurationsChanged();
}


void QNetworkSessionPrivate::networkConfigurationsChanged()
{
    if (serviceConfig.isValid())
        updateStateFromServiceNetwork();
    else
        updateStateFromActiveConfig();
}


void QNetworkSessionPrivate::updateStateFromServiceNetwork()
{
    QNetworkSession::State oldState = state;

    foreach (const QNetworkConfiguration &config, serviceConfig.children()) {
        if ((config.state() & QNetworkConfiguration::Active) != QNetworkConfiguration::Active)
            continue;

        if (activeConfig != config) {
            activeConfig = config;
            emit q->newConfigurationActivated();
        }

        state = QNetworkSession::Connected;
        if (state != oldState)
            emit q->stateChanged(state);

        return;
    }

    if (serviceConfig.children().isEmpty())
        state = QNetworkSession::NotAvailable;
    else
        state = QNetworkSession::Disconnected;

    if (state != oldState)
        emit q->stateChanged(state);
}


void QNetworkSessionPrivate::clearConfiguration(QNetworkConfiguration &config)
{
    config.d->network_id.clear();
    config.d->iap_type.clear();
    config.d->network_attrs = 0;
    config.d->service_type.clear();
    config.d->service_id.clear();
    config.d->service_attrs = 0;
}


void QNetworkSessionPrivate::updateStateFromActiveConfig()
{
    QNetworkSession::State oldState = state;

    bool newActive = false;

    if (!activeConfig.d.data())
      return;

    if (!activeConfig.isValid()) {
        state = QNetworkSession::Invalid;
      clearConfiguration(activeConfig);
    } else if ((activeConfig.state() & QNetworkConfiguration::Active) == QNetworkConfiguration::Active) {
        state = QNetworkSession::Connected;
        newActive = opened;
    } else if ((activeConfig.state() & QNetworkConfiguration::Discovered) == QNetworkConfiguration::Discovered) {
        state = QNetworkSession::Disconnected;
    } else if ((activeConfig.state() & QNetworkConfiguration::Defined) == QNetworkConfiguration::Defined) {
        state = QNetworkSession::NotAvailable;
    } else if ((activeConfig.state() & QNetworkConfiguration::Undefined) == QNetworkConfiguration::Undefined) {
        state = QNetworkSession::NotAvailable;
    }

    bool oldActive = isOpen;
    isOpen = newActive;

    if (!oldActive && isOpen)
        emit quitPendingWaitsForOpened();

    if (oldActive && !isOpen)
        emit q->closed();

    if (oldState != state) {
        emit q->stateChanged(state);

        if (state == QNetworkSession::Disconnected && oldActive) {
#ifdef BEARER_MANAGEMENT_DEBUG
          //qDebug()<<"session aborted error emitted for"<<activeConfig.identifier();
#endif
          lastError = QNetworkSession::SessionAbortedError;
          emit q->error(lastError);
      }
    }

#ifdef BEARER_MANAGEMENT_DEBUG
    //qDebug()<<"oldState ="<<oldState<<" state ="<<state<<" oldActive ="<<oldActive<<" newActive ="<<newActive<<" opened ="<<opened;
#endif
}

static QString get_network_interface()
{
    Maemo::Icd icd;
    QList<Maemo::IcdAddressInfoResult> addr_results;
    uint ret;
    QString iface;

    ret = icd.addrinfo(addr_results);
    if (ret == 0) {
      /* No results */
#ifdef BEARER_MANAGEMENT_DEBUG
      qDebug() << "Cannot get addrinfo from icd, are you connected or is icd running?";
#endif
      return iface;
    }

    const char *address = addr_results.first().ip_info.first().address.toAscii().constData();
    struct in_addr addr;
    if (inet_aton(address, &addr) == 0) {
#ifdef BEARER_MANAGEMENT_DEBUG
      qDebug() << "address" << address << "invalid";
#endif
      return iface;
    }

    struct ifaddrs *ifaddr, *ifa;
    int family;

    if (getifaddrs(&ifaddr) == -1) {
#ifdef BEARER_MANAGEMENT_DEBUG
      qDebug() << "getifaddrs() failed";
#endif
      return iface;
    }

    for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next) {
        if (ifa->ifa_addr) {
            family = ifa->ifa_addr->sa_family;
            if (family != AF_INET) {
                continue; /* Currently only IPv4 is supported by icd dbus interface */
            }
            if (((struct sockaddr_in *)ifa->ifa_addr)->sin_addr.s_addr == addr.s_addr) {
                iface = QString(ifa->ifa_name);
                break;
            }
        }
    }

    freeifaddrs(ifaddr);
    return iface;
}


void QNetworkSessionPrivate::open()
{
    if (m_stopTimer.isActive()) {
        m_stopTimer.stop();
    }
    if (!publicConfig.isValid()) {
        lastError = QNetworkSession::InvalidConfigurationError;
        emit q->error(lastError);
        return;
    }
    if (serviceConfig.isValid()) {
        lastError = QNetworkSession::OperationNotSupportedError;
        emit q->error(lastError);
    } else if (!isOpen) {
      if (publicConfig.type() == QNetworkConfiguration::UserChoice) {
          /* Caller is trying to connect to default IAP.
           * At this time we will not know the IAP details so we just
           * connect and update the active config when the IAP is
           * connected.
           */
          opened = true;
            state = QNetworkSession::Connecting;
            emit q->stateChanged(state);
          QTimer::singleShot(0, this, SLOT(do_open()));
          return;
      }

      /* User is connecting to one specific IAP. If that IAP is not
       * in discovered state we cannot continue.
       */
        if ((activeConfig.state() & QNetworkConfiguration::Discovered) !=
            QNetworkConfiguration::Discovered) {
            lastError =QNetworkSession::InvalidConfigurationError;
            emit q->error(lastError);
            return;
        }
        opened = true;

        if ((activeConfig.state() & QNetworkConfiguration::Active) != QNetworkConfiguration::Active) {
            state = QNetworkSession::Connecting;
            emit q->stateChanged(state);
            QTimer::singleShot(0, this, SLOT(do_open()));
            return;
        }
        isOpen = (activeConfig.state() & QNetworkConfiguration::Active) == QNetworkConfiguration::Active;
        if (isOpen)
            emit quitPendingWaitsForOpened();
    } else {
        /* We seem to be active so inform caller */
        emit quitPendingWaitsForOpened();
    }
}

void QNetworkSessionPrivate::do_open()
{
    icd_connection_flags flags = connectFlags;
    QString iap = publicConfig.identifier();

    if (state == QNetworkSession::Connected) {
#ifdef BEARER_MANAGEMENT_DEBUG
        qDebug() << "Already connected to" << activeConfig.identifier();
#endif
        emit q->stateChanged(QNetworkSession::Connected);
        emit quitPendingWaitsForOpened();
      return;
    }

    if (publicConfig.type() == QNetworkConfiguration::UserChoice)
        config = activeConfig;
    else
        config = publicConfig;

    if (iap == OSSO_IAP_ANY) {
#ifdef BEARER_MANAGEMENT_DEBUG
        qDebug() << "connecting to default IAP" << iap;
#endif
        m_connectRequestTimer.start(ICD_LONG_CONNECT_TIMEOUT);
        m_dbusInterface->asyncCall(ICD_DBUS_API_CONNECT_REQ, (uint)flags); // Return value ignored
        m_asynchCallActive = true;
    } else {
        ICd2DetailsDBusStruct icd2;
        icd2.serviceType = config.d->service_type;
        icd2.serviceAttributes = config.d->service_attrs;
        icd2.setviceId = config.d->service_id;
        icd2.networkType = config.d->iap_type;
        icd2.networkAttributes = config.d->network_attrs;
        if (config.d->network_attrs & ICD_NW_ATTR_IAPNAME) {
            icd2.networkId  = QByteArray(iap.toLatin1());
        } else {
            icd2.networkId  = config.d->network_id;
        }

#ifdef BEARER_MANAGEMENT_DEBUG
    qDebug("connecting to %s/%s/0x%x/%s/0x%x/%s",
        icd2.networkId.data(),
        icd2.networkType.toAscii().constData(),
        icd2.networkAttributes,
        icd2.serviceType.toAscii().constData(),
        icd2.serviceAttributes,
        icd2.setviceId.toAscii().constData());
#endif

        ICd2DetailsList paramArray;
        paramArray.append(icd2);
        m_connectRequestTimer.start(ICD_LONG_CONNECT_TIMEOUT);
        m_dbusInterface->asyncCall(ICD_DBUS_API_CONNECT_REQ, (uint)flags, QVariant::fromValue(paramArray)); // Return value ignored
        m_asynchCallActive = true;
    }
}

 void QNetworkSessionPrivate::stateChange(const QDBusMessage& rep)
{
     if (m_asynchCallActive == true) {
        if (m_connectRequestTimer.isActive())
            m_connectRequestTimer.stop();
        m_asynchCallActive = false;

        QString result = rep.arguments().at(5).toString(); // network id or empty string
        QString connected_iap = result;
        if (connected_iap.isEmpty()) {
#ifdef BEARER_MANAGEMENT_DEBUG
            qDebug() << "connect to"<< publicConfig.identifier() << "failed, result is empty";
#endif
            updateState(QNetworkSession::Disconnected);
            emit q->error(QNetworkSession::InvalidConfigurationError);
            if (publicConfig.type() == QNetworkConfiguration::UserChoice)
                    copyConfig(publicConfig, activeConfig);
            return;
        }

         /* If the user tried to connect to some specific connection (foo)
         * and we were already connected to some other connection (bar),
         * then we cannot activate this session although icd has a valid
         * connection to somewhere.
         */
        if ((publicConfig.type() != QNetworkConfiguration::UserChoice) &&
            (connected_iap != config.identifier())) {
            updateState(QNetworkSession::Disconnected);
            emit q->error(QNetworkSession::InvalidConfigurationError);
            return;
        }

        /* Did we connect to non saved IAP? */
        if (!(config.d->network_attrs & ICD_NW_ATTR_IAPNAME)) {
            /* Because the connection succeeded, the IAP is now known.
             */
            config.d->network_attrs |= ICD_NW_ATTR_IAPNAME;
            config.d->id = connected_iap;
        }

        /* User might have changed the IAP name when a new IAP was saved */
        Maemo::IAPConf iap_name(config.d->id);
        QString name = iap_name.value("name").toString();
        if (!name.isEmpty())
            config.d->name = name;

        config.d->iap_type = rep.arguments().at(3).toString(); // connect_result.connect.network_type;
        config.d->isValid = true;
        config.d->state = QNetworkConfiguration::Active;
        config.d->type = QNetworkConfiguration::InternetAccessPoint;

        startTime = QDateTime::currentDateTime();
        updateState(QNetworkSession::Connected);
        //currentNetworkInterface = get_network_interface();
#ifdef BEARER_MANAGEMENT_DEBUG
        //qDebug() << "connected to" << result << config.d->name << "at" << currentNetworkInterface;
#endif

        /* We first check if the configuration already exists in the manager
         * and if it is not found there, we then insert it. Note that this
         * is only done for user choice config only because it can be missing
         * from config manager list.
         */
        if (publicConfig.d->type == QNetworkConfiguration::UserChoice) {
#ifdef BEARER_MANAGEMENT_DEBUG
#if 0
            QList<QNetworkConfiguration> configs;
            QNetworkConfigurationManagerPrivate *conPriv = (QNetworkConfigurationManagerPrivate*)config.d.data()->manager;
            QList<QString> cpsIdents = conPriv->accessPointConfigurations.keys();
            foreach( QString ii, cpsIdents) {
                QExplicitlySharedDataPointer<QNetworkConfigurationPrivate> p =
                        conPriv->accessPointConfigurations.value(ii);
                QNetworkConfiguration pt;
                pt.d = conPriv->accessPointConfigurations.value(ii);
                configs << pt;
            }

            int all = configs.count();
            qDebug() << "All configurations:" << all;
            foreach(QNetworkConfiguration p, configs) {
                qDebug() << p.name() <<":  isvalid->" <<p.isValid() << " type->"<< p.type() <<
                        " roaming->" << p.isRoamingAvailable() << "identifier->" << p.identifier() <<
                        " purpose->" << p.purpose() << " state->" << p.state();
            }
#endif
#endif
            QNetworkConfigurationManagerPrivate *mgr = (QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager;
            if (!mgr->accessPointConfigurations.contains(result)) {
                QExplicitlySharedDataPointer<QNetworkConfigurationPrivate> ptr = config.d;
                mgr->accessPointConfigurations.insert(result, ptr);

                QNetworkConfiguration item;
                item.d = ptr;
                emit mgr->configurationAdded(item);

#ifdef BEARER_MANAGEMENT_DEBUG
            qDebug()<<"New configuration"<<result<<"added to manager in open";
#endif

            } else {
                QExplicitlySharedDataPointer<QNetworkConfigurationPrivate> priv = mgr->accessPointConfigurations.value(result);
                QNetworkConfiguration reference;
                reference.d = priv;
                copyConfig(config, reference, false);
                reference.d.data()->id = result; // Note: Id was not copied in copyConfig() function
                config = reference;
                activeConfig = reference;

#ifdef BEARER_MANAGEMENT_DEBUG
                qDebug()<<"Existing configuration"<<result<<"updated in manager in open";
#endif
            }
        }

        emit quitPendingWaitsForOpened();
    }
}

void QNetworkSessionPrivate::connectTimeout()
{
    updateState(QNetworkSession::Disconnected);
    if (publicConfig.type() == QNetworkConfiguration::UserChoice)
            copyConfig(publicConfig, activeConfig);
        emit q->error(QNetworkSession::UnknownSessionError);
}

void QNetworkSessionPrivate::close()
{
    if (m_connectRequestTimer.isActive())
        m_connectRequestTimer.stop();

    if (serviceConfig.isValid()) {
        lastError = QNetworkSession::OperationNotSupportedError;
        emit q->error(lastError);
    } else if (isOpen) {
        opened = false;
        isOpen = false;
        emit q->closed();
    }
}


void QNetworkSessionPrivate::stop()
{
    if (m_connectRequestTimer.isActive())
        m_connectRequestTimer.stop();

    if (serviceConfig.isValid()) {
        lastError = QNetworkSession::OperationNotSupportedError;
        emit q->error(lastError);
    } else {
        if ((activeConfig.state() & QNetworkConfiguration::Active) == QNetworkConfiguration::Active) {
            if (!m_stopTimer.isActive()) {
                Maemo::Icd icd;
#ifdef BEARER_MANAGEMENT_DEBUG
                qDebug() << "stopping session" << publicConfig.identifier();
#endif
                state = QNetworkSession::Closing;
                emit q->stateChanged(state);

                opened = false;
                isOpen = false;

                icd.disconnect(ICD_CONNECTION_FLAG_APPLICATION_EVENT);
                startTime = QDateTime();

                /* Note: Session state will change to disconnected
                 *       as soon as QNetworkConfigurationManager sends
                 *       corresponding iapStateChanged signal.
                 */

                // Make sure that this Session will send closed signal
                // even though ICD connection will not ever get closed
                m_stopTimer.start(ICD_SHORT_CONNECT_TIMEOUT); // 10 seconds wait
            }
        } else {
          opened = false;
          isOpen = false;
          emit q->closed();
      }
    }
}

void QNetworkSessionPrivate::finishStopBySendingClosedSignal()
{
    if ((activeConfig.state() & QNetworkConfiguration::Active) == QNetworkConfiguration::Active) {
        state = QNetworkSession::Connected;
        emit q->stateChanged(state);
    }
    emit q->closed();
}

void QNetworkSessionPrivate::migrate()
{
    qWarning("This platform does not support roaming (%s).", __FUNCTION__);
}


void QNetworkSessionPrivate::accept()
{
    qWarning("This platform does not support roaming (%s).", __FUNCTION__);
}


void QNetworkSessionPrivate::ignore()
{
    qWarning("This platform does not support roaming (%s).", __FUNCTION__);
}


void QNetworkSessionPrivate::reject()
{
    qWarning("This platform does not support roaming (%s).", __FUNCTION__);
}


QNetworkInterface QNetworkSessionPrivate::currentInterface() const
{
    if (!publicConfig.isValid() || state != QNetworkSession::Connected)
        return QNetworkInterface();

    if (currentNetworkInterface.isEmpty())
        return QNetworkInterface();

    return QNetworkInterface::interfaceFromName(currentNetworkInterface);
}


void QNetworkSessionPrivate::setSessionProperty(const QString& key, const QVariant& value)
{
    if (value.isValid()) {
      properties.insert(key, value);

      if (key == "ConnectInBackground") {
          bool v = value.toBool();
          if (v)
            connectFlags = ICD_CONNECTION_FLAG_APPLICATION_EVENT;
          else
            connectFlags = ICD_CONNECTION_FLAG_USER_EVENT;
      }
    } else {
      properties.remove(key);

      /* Set default value when property is removed */
      if (key == "ConnectInBackground")
          connectFlags = ICD_CONNECTION_FLAG_USER_EVENT;
    }
}


QVariant QNetworkSessionPrivate::sessionProperty(const QString& key) const
{
    return properties.value(key);
}


QString QNetworkSessionPrivate::errorString() const
{
    QString errorStr;
    switch(q->error()) {
    case QNetworkSession::RoamingError:
        errorStr = QObject::tr("Roaming error");
        break;
    case QNetworkSession::SessionAbortedError:
        errorStr = QObject::tr("Session aborted by user or system");
        break;
    default:
    case QNetworkSession::UnknownSessionError:
        errorStr = QObject::tr("Unidentified Error");
        break;
    }
    return errorStr;
}


QNetworkSession::SessionError QNetworkSessionPrivate::error() const
{
    return QNetworkSession::UnknownSessionError;
}


void QNetworkSessionPrivate::updateProxies(QNetworkSession::State newState)
{
    if ((newState == QNetworkSession::Connected) &&
      (newState != currentState))
      updateProxyInformation();
    else if ((newState == QNetworkSession::Disconnected) &&
          (currentState == QNetworkSession::Closing))
      clearProxyInformation();

    currentState = newState;
}


void QNetworkSessionPrivate::updateProxyInformation()
{
    Maemo::ProxyConf::update();
}


void QNetworkSessionPrivate::clearProxyInformation()
{
    Maemo::ProxyConf::clear();
}


#include "moc_qnetworksession_maemo_p.cpp"

QTM_END_NAMESPACE

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