/****************************************************************************
**
** 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
**
**
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** $QT_END_LICENSE$
**
****************************************************************************/
#include <qmobilityglobal.h>
#include "qnetworksession_s60_p.h"
#include "qnetworkconfiguration_s60_p.h"
#include "qnetworkconfigmanager_s60_p.h"
#include <es_enum.h>
#include <es_sock.h>
#include <in_sock.h>
#include <stdapis/sys/socket.h>
#include <stdapis/net/if.h>
QTM_BEGIN_NAMESPACE
QNetworkSessionPrivate::QNetworkSessionPrivate()
: CActive(CActive::EPriorityUserInput), state(QNetworkSession::Invalid),
isOpen(false), iDynamicUnSetdefaultif(0), ipConnectionNotifier(0),
iHandleStateNotificationsFromManager(false), iFirstSync(true), iStoppedByUser(false),
iClosedByUser(false), iDeprecatedConnectionId(0), iError(QNetworkSession::UnknownSessionError),
iALREnabled(0), iConnectInBackground(false)
{
CActiveScheduler::Add(this);
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
iMobility = NULL;
#endif
// Try to load "Open C" dll dynamically and
// try to attach to unsetdefaultif function dynamically.
// This is to avoid build breaks with old OpenC versions.
if (iOpenCLibrary.Load(_L("libc")) == KErrNone) {
iDynamicUnSetdefaultif = (TOpenCUnSetdefaultifFunction)iOpenCLibrary.Lookup(597);
}
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - ";
if (iDynamicUnSetdefaultif)
qDebug() << "dynamic setdefaultif() resolution succeeded. ";
else
qDebug() << "dynamic setdefaultif() resolution failed. ";
#endif
TRAP_IGNORE(iConnectionMonitor.ConnectL());
}
QNetworkSessionPrivate::~QNetworkSessionPrivate()
{
isOpen = false;
// Cancel Connection Progress Notifications first.
// Note: ConnectionNotifier must be destroyed before Canceling RConnection::Start()
// => deleting ipConnectionNotifier results RConnection::CancelProgressNotification()
delete ipConnectionNotifier;
ipConnectionNotifier = NULL;
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
if (iMobility) {
delete iMobility;
iMobility = NULL;
}
#endif
// Cancel possible RConnection::Start()
Cancel();
iSocketServ.Close();
// Close global 'Open C' RConnection
// Clears also possible unsetdefaultif() flags.
setdefaultif(0);
iConnectionMonitor.Close();
iOpenCLibrary.Close();
}
void QNetworkSessionPrivate::configurationStateChanged(TUint32 accessPointId, TUint32 connMonId, QNetworkSession::State newState)
{
if (iHandleStateNotificationsFromManager) {
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "configurationStateChanged from manager for IAP : " << QString::number(accessPointId)
<< "configurationStateChanged connMon ID : " << QString::number(connMonId)
<< " : to a state: " << newState
<< " whereas my current state is: " << state;
#endif
if (connMonId == iDeprecatedConnectionId) {
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "however status update from manager ignored because it related to already closed connection.";
#endif
return;
}
this->newState(newState, accessPointId);
}
}
void QNetworkSessionPrivate::configurationRemoved(const QNetworkConfiguration& config)
{
if (!publicConfig.d.data()) {
return;
}
if (config.d.data()->numericId == publicConfig.d.data()->numericId) {
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "configurationRemoved IAP: " << QString::number(publicConfig.d.data()->numericId) << " : going to State: Invalid";
#endif
this->newState(QNetworkSession::Invalid, publicConfig.d.data()->numericId);
}
}
void QNetworkSessionPrivate::syncStateWithInterface()
{
if (!publicConfig.d) {
return;
}
if (iFirstSync && publicConfig.d.data()) {
QObject::connect(((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager), SIGNAL(configurationStateChanged(TUint32, TUint32, QNetworkSession::State)),
this, SLOT(configurationStateChanged(TUint32, TUint32, QNetworkSession::State)));
// Listen to configuration removals, so that in case the configuration
// this session is based on is removed, session knows to enter Invalid -state.
QObject::connect(((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager),
SIGNAL(configurationRemoved(QNetworkConfiguration)),
this, SLOT(configurationRemoved(QNetworkConfiguration)));
}
// Start listening IAP state changes from QNetworkConfigurationManagerPrivate
iHandleStateNotificationsFromManager = true;
// Check open connections to see if there is already
// an open connection to selected IAP or SNAP
TUint count;
TRequestStatus status;
iConnectionMonitor.GetConnectionCount(count, status);
User::WaitForRequest(status);
if (status.Int() != KErrNone) {
return;
}
TUint numSubConnections;
TUint connectionId;
for (TUint i = 1; i <= count; i++) {
TInt ret = iConnectionMonitor.GetConnectionInfo(i, connectionId, numSubConnections);
if (ret == KErrNone) {
TUint apId;
iConnectionMonitor.GetUintAttribute(connectionId, 0, KIAPId, apId, status);
User::WaitForRequest(status);
if (status.Int() == KErrNone) {
TInt connectionStatus;
iConnectionMonitor.GetIntAttribute(connectionId, 0, KConnectionStatus, connectionStatus, status);
User::WaitForRequest(status);
if (connectionStatus == KLinkLayerOpen) {
if (state != QNetworkSession::Closing) {
if (newState(QNetworkSession::Connected, apId)) {
return;
}
}
}
}
}
}
if (state != QNetworkSession::Connected) {
if ((publicConfig.d.data()->state & QNetworkConfiguration::Discovered) ==
QNetworkConfiguration::Discovered) {
newState(QNetworkSession::Disconnected);
} else {
newState(QNetworkSession::NotAvailable);
}
}
}
QNetworkInterface QNetworkSessionPrivate::interface(TUint iapId) const
{
QString interfaceName;
TSoInetInterfaceInfo ifinfo;
TPckg<TSoInetInterfaceInfo> ifinfopkg(ifinfo);
TSoInetIfQuery ifquery;
TPckg<TSoInetIfQuery> ifquerypkg(ifquery);
// Open dummy socket for interface queries
RSocket socket;
TInt retVal = socket.Open(iSocketServ, _L("udp"));
if (retVal != KErrNone) {
return QNetworkInterface();
}
// Start enumerating interfaces
socket.SetOpt(KSoInetEnumInterfaces, KSolInetIfCtrl);
while(socket.GetOpt(KSoInetNextInterface, KSolInetIfCtrl, ifinfopkg) == KErrNone) {
ifquery.iName = ifinfo.iName;
TInt err = socket.GetOpt(KSoInetIfQueryByName, KSolInetIfQuery, ifquerypkg);
if(err == KErrNone && ifquery.iZone[1] == iapId) { // IAP ID is index 1 of iZone
if(ifinfo.iAddress.Address() > 0) {
interfaceName = QString::fromUtf16(ifinfo.iName.Ptr(),ifinfo.iName.Length());
break;
}
}
}
socket.Close();
if (interfaceName.isEmpty()) {
return QNetworkInterface();
}
return QNetworkInterface::interfaceFromName(interfaceName);
}
QNetworkInterface QNetworkSessionPrivate::currentInterface() const
{
if (!publicConfig.isValid() || state != QNetworkSession::Connected) {
return QNetworkInterface();
}
return activeInterface;
}
QVariant QNetworkSessionPrivate::sessionProperty(const QString& key) const
{
if (key == "ConnectInBackground") {
return QVariant(iConnectInBackground);
}
return QVariant();
}
void QNetworkSessionPrivate::setSessionProperty(const QString& key, const QVariant& value)
{
// Valid value means adding property, invalid means removing it.
if (key == "ConnectInBackground") {
if (value.isValid()) {
iConnectInBackground = value.toBool();
} else {
iConnectInBackground = EFalse;
}
}
}
QString QNetworkSessionPrivate::errorString() const
{
switch (iError) {
case QNetworkSession::UnknownSessionError:
return tr("Unknown session error.");
case QNetworkSession::SessionAbortedError:
return tr("The session was aborted by the user or system.");
case QNetworkSession::OperationNotSupportedError:
return tr("The requested operation is not supported by the system.");
case QNetworkSession::InvalidConfigurationError:
return tr("The specified configuration cannot be used.");
case QNetworkSession::RoamingError:
return tr("Roaming was aborted or is not possible.");
}
return QString();
}
QNetworkSession::SessionError QNetworkSessionPrivate::error() const
{
return iError;
}
void QNetworkSessionPrivate::open()
{
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "open() called, session state is: " << state << " and isOpen is: "
<< isOpen;
#endif
if (isOpen || (state == QNetworkSession::Connecting)) {
return;
}
// Stop handling IAP state change signals from QNetworkConfigurationManagerPrivate
// => RConnection::ProgressNotification will be used for IAP/SNAP monitoring
iHandleStateNotificationsFromManager = false;
// Configuration may have been invalidated after session creation by platform
// (e.g. configuration has been deleted).
if (!publicConfig.isValid()) {
newState(QNetworkSession::Invalid);
iError = QNetworkSession::InvalidConfigurationError;
emit q->error(iError);
return;
}
// If opening a undefined configuration, session emits error and enters
// NotAvailable -state. Note that we will try ones in 'defined' state to avoid excessive
// need for WLAN scans (via updateConfigurations()), because user may have walked
// into a WLAN range, but periodic background scan has not occurred yet -->
// we don't want to force application to make frequent updateConfigurations() calls
// to be able to try if e.g. home WLAN is available.
if (publicConfig.state() == QNetworkConfiguration::Undefined) {
newState(QNetworkSession::NotAvailable);
iError = QNetworkSession::InvalidConfigurationError;
emit q->error(iError);
return;
}
// Clear possible previous states
iStoppedByUser = false;
iClosedByUser = false;
iDeprecatedConnectionId = 0;
TInt error = iSocketServ.Connect();
if (error != KErrNone) {
// Could not open RSocketServ
newState(QNetworkSession::Invalid);
iError = QNetworkSession::UnknownSessionError;
emit q->error(iError);
syncStateWithInterface();
return;
}
error = iConnection.Open(iSocketServ);
if (error != KErrNone) {
// Could not open RConnection
iSocketServ.Close();
newState(QNetworkSession::Invalid);
iError = QNetworkSession::UnknownSessionError;
emit q->error(iError);
syncStateWithInterface();
return;
}
// Use RConnection::ProgressNotification for IAP/SNAP monitoring
// (<=> ConnectionProgressNotifier uses RConnection::ProgressNotification)
if (!ipConnectionNotifier) {
ipConnectionNotifier = new ConnectionProgressNotifier(*this,iConnection);
}
if (ipConnectionNotifier) {
ipConnectionNotifier->StartNotifications();
}
if (publicConfig.type() == QNetworkConfiguration::InternetAccessPoint) {
#ifdef OCC_FUNCTIONALITY_AVAILABLE
// With One Click Connectivity (Symbian^3 onwards) it is possible
// to connect silently, without any popups.
TConnPrefList pref;
TExtendedConnPref prefs;
prefs.SetIapId(publicConfig.d.data()->numericId);
if (iConnectInBackground) {
prefs.SetNoteBehaviour( TExtendedConnPref::ENoteBehaviourConnSilent );
}
pref.AppendL(&prefs);
#else
TCommDbConnPref pref;
pref.SetDialogPreference(ECommDbDialogPrefDoNotPrompt);
pref.SetIapId(publicConfig.d.data()->numericId);
#endif
iConnection.Start(pref, iStatus);
if (!IsActive()) {
SetActive();
}
newState(QNetworkSession::Connecting);
} else if (publicConfig.type() == QNetworkConfiguration::ServiceNetwork) {
#ifdef OCC_FUNCTIONALITY_AVAILABLE
// On Symbian^3 if service network is not reachable, it triggers a UI (aka EasyWLAN) where
// user can create new IAPs. To detect this, we need to store the number of IAPs
// there was before connection was started.
iKnownConfigsBeforeConnectionStart = ((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->accessPointConfigurations.keys();
TConnPrefList snapPref;
TExtendedConnPref prefs;
prefs.SetSnapId(publicConfig.d.data()->numericId);
if (iConnectInBackground) {
prefs.SetNoteBehaviour( TExtendedConnPref::ENoteBehaviourConnSilent );
}
snapPref.AppendL(&prefs);
#else
TConnSnapPref snapPref(publicConfig.d.data()->numericId);
#endif
iConnection.Start(snapPref, iStatus);
if (!IsActive()) {
SetActive();
}
newState(QNetworkSession::Connecting);
} else if (publicConfig.type() == QNetworkConfiguration::UserChoice) {
iKnownConfigsBeforeConnectionStart = ((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->accessPointConfigurations.keys();
iConnection.Start(iStatus);
if (!IsActive()) {
SetActive();
}
newState(QNetworkSession::Connecting);
}
if (error != KErrNone) {
isOpen = false;
iError = QNetworkSession::UnknownSessionError;
emit q->error(iError);
if (ipConnectionNotifier) {
ipConnectionNotifier->StopNotifications();
}
syncStateWithInterface();
}
}
TUint QNetworkSessionPrivate::iapClientCount(TUint aIAPId) const
{
TRequestStatus status;
TUint connectionCount;
iConnectionMonitor.GetConnectionCount(connectionCount, status);
User::WaitForRequest(status);
if (status.Int() == KErrNone) {
for (TUint i = 1; i <= connectionCount; i++) {
TUint connectionId;
TUint subConnectionCount;
iConnectionMonitor.GetConnectionInfo(i, connectionId, subConnectionCount);
TUint apId;
iConnectionMonitor.GetUintAttribute(connectionId, subConnectionCount, KIAPId, apId, status);
User::WaitForRequest(status);
if (apId == aIAPId) {
TConnMonClientEnumBuf buf;
iConnectionMonitor.GetPckgAttribute(connectionId, 0, KClientInfo, buf, status);
User::WaitForRequest(status);
if (status.Int() == KErrNone) {
return buf().iCount;
}
}
}
}
return 0;
}
void QNetworkSessionPrivate::close(bool allowSignals)
{
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "close() called, session state is: " << state << " and isOpen is : "
<< isOpen;
#endif
if (!isOpen && state != QNetworkSession::Connecting) {
return;
}
// Mark this session as closed-by-user so that we are able to report
// distinguish between stop() and close() state transitions
// when reporting.
iClosedByUser = true;
isOpen = false;
#ifndef OCC_FUNCTIONALITY_AVAILABLE
// On Symbian^3 we need to keep track of active configuration longer
// in case of empty-SNAP-triggered EasyWLAN.
activeConfig = QNetworkConfiguration();
#endif
serviceConfig = QNetworkConfiguration();
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
if (iMobility) {
delete iMobility;
iMobility = NULL;
}
#endif
if (ipConnectionNotifier && !iHandleStateNotificationsFromManager) {
ipConnectionNotifier->StopNotifications();
// Start handling IAP state change signals from QNetworkConfigurationManagerPrivate
iHandleStateNotificationsFromManager = true;
}
Cancel(); // closes iConnection
iSocketServ.Close();
// Close global 'Open C' RConnection. If OpenC supports,
// close the defaultif for good to avoid difficult timing
// and bouncing issues of network going immediately back up
// because of e.g. select() thread etc.
if (iDynamicUnSetdefaultif) {
iDynamicUnSetdefaultif();
} else {
setdefaultif(0);
}
// If UserChoice, go down immediately. If some other configuration,
// go down immediately if there is no reports expected from the platform;
// in practice Connection Monitor is aware of connections only after
// KFinishedSelection event, and hence reports only after that event, but
// that does not seem to be trusted on all Symbian versions --> safest
// to go down.
if (publicConfig.type() == QNetworkConfiguration::UserChoice || state == QNetworkSession::Connecting) {
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "going Disconnected right away. Deprecating connection monitor ID: " << publicConfig.d.data()->connectionId;
#endif
// The connection has gone down, and processing of status updates must be
// stopped. Depending on platform, there may come 'connecting/connected' states
// considerably later (almost a second). Connection id is an increasing
// number, so this does not affect next _real_ 'conneting/connected' states.
iDeprecatedConnectionId = publicConfig.d.data()->connectionId;
newState(QNetworkSession::Closing);
newState(QNetworkSession::Disconnected);
}
if (allowSignals) {
emit q->closed();
}
}
void QNetworkSessionPrivate::stop()
{
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "stop() called, session state is: " << state << " and isOpen is : "
<< isOpen;
#endif
if (!isOpen &&
publicConfig.isValid() &&
publicConfig.type() == QNetworkConfiguration::InternetAccessPoint) {
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "since session is not open, using RConnectionMonitor to stop() the interface";
#endif
iStoppedByUser = true;
// If the publicConfig is type of IAP, enumerate through connections at
// connection monitor. If publicConfig is active in that list, stop it.
// Otherwise there is nothing to stop. Note: because this QNetworkSession is not open,
// activeConfig is not usable.
TUint count;
TRequestStatus status;
iConnectionMonitor.GetConnectionCount(count, status);
User::WaitForRequest(status);
if (status.Int() != KErrNone) {
return;
}
TUint numSubConnections; // Not used but needed by GetConnectionInfo i/f
TUint connectionId;
for (TUint i = 1; i <= count; ++i) {
// Get (connection monitor's assigned) connection ID
TInt ret = iConnectionMonitor.GetConnectionInfo(i, connectionId, numSubConnections);
if (ret == KErrNone) {
// See if connection Id matches with our Id. If so, stop() it.
if (publicConfig.d.data()->connectionId == connectionId) {
ret = iConnectionMonitor.SetBoolAttribute(connectionId,
0, // subConnectionId don't care
KConnectionStop,
ETrue);
}
}
// Enter disconnected state right away since the session is not even open.
// Symbian^3 connection monitor does not emit KLinkLayerClosed when
// connection is stopped via connection monitor.
newState(QNetworkSession::Disconnected);
}
} else if (isOpen) {
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "since session is open, using RConnection to stop() the interface";
#endif
// Since we are open, use RConnection to stop the interface
isOpen = false;
iStoppedByUser = true;
newState(QNetworkSession::Closing);
if (ipConnectionNotifier) {
ipConnectionNotifier->StopNotifications();
// Start handling IAP state change signals from QNetworkConfigurationManagerPrivate
iHandleStateNotificationsFromManager = true;
}
iConnection.Stop(RConnection::EStopAuthoritative);
isOpen = true;
close(false);
emit q->closed();
}
}
void QNetworkSessionPrivate::migrate()
{
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
if (iMobility) {
// Close global 'Open C' RConnection. If openC supports, use the 'heavy'
// version to block all subsequent requests.
if (iDynamicUnSetdefaultif) {
iDynamicUnSetdefaultif();
} else {
setdefaultif(0);
}
// Start migrating to new IAP
iMobility->MigrateToPreferredCarrier();
}
#endif
}
void QNetworkSessionPrivate::ignore()
{
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
if (iMobility) {
iMobility->IgnorePreferredCarrier();
if (!iALRUpgradingConnection) {
newState(QNetworkSession::Disconnected);
} else {
newState(QNetworkSession::Connected,iOldRoamingIap);
}
}
#endif
}
void QNetworkSessionPrivate::accept()
{
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
if (iMobility) {
iMobility->NewCarrierAccepted();
QNetworkConfiguration newActiveConfig = activeConfiguration(iNewRoamingIap);
// Use name of the new IAP to open global 'Open C' RConnection
QByteArray nameAsByteArray = newActiveConfig.name().toUtf8();
ifreq ifr;
memset(&ifr, 0, sizeof(struct ifreq));
strcpy(ifr.ifr_name, nameAsByteArray.constData());
setdefaultif(&ifr);
newState(QNetworkSession::Connected, iNewRoamingIap);
}
#endif
}
void QNetworkSessionPrivate::reject()
{
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
if (iMobility) {
iMobility->NewCarrierRejected();
if (!iALRUpgradingConnection) {
newState(QNetworkSession::Disconnected);
} else {
QNetworkConfiguration newActiveConfig = activeConfiguration(iOldRoamingIap);
// Use name of the old IAP to open global 'Open C' RConnection
QByteArray nameAsByteArray = newActiveConfig.name().toUtf8();
ifreq ifr;
memset(&ifr, 0, sizeof(struct ifreq));
strcpy(ifr.ifr_name, nameAsByteArray.constData());
setdefaultif(&ifr);
newState(QNetworkSession::Connected, iOldRoamingIap);
}
}
#endif
}
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
void QNetworkSessionPrivate::PreferredCarrierAvailable(TAccessPointInfo aOldAPInfo,
TAccessPointInfo aNewAPInfo,
TBool aIsUpgrade,
TBool aIsSeamless)
{
iOldRoamingIap = aOldAPInfo.AccessPoint();
iNewRoamingIap = aNewAPInfo.AccessPoint();
newState(QNetworkSession::Roaming);
if (iALREnabled > 0) {
iALRUpgradingConnection = aIsUpgrade;
QList<QNetworkConfiguration> configs = publicConfig.children();
for (int i=0; i < configs.count(); i++) {
if (configs[i].d.data()->numericId == aNewAPInfo.AccessPoint()) {
// Any slot connected to the signal might throw an std::exception,
// which must not propagate into Symbian code (this function is a callback
// from platform). We could convert exception to a symbian Leave, but since the
// prototype of this function bans this (no trailing 'L'), we just catch
// and drop.
QT_TRY {
emit q->preferredConfigurationChanged(configs[i],aIsSeamless);
}
QT_CATCH (std::exception&) {}
}
}
} else {
migrate();
}
}
void QNetworkSessionPrivate::NewCarrierActive(TAccessPointInfo /*aNewAPInfo*/, TBool /*aIsSeamless*/)
{
if (iALREnabled > 0) {
QT_TRY {
emit q->newConfigurationActivated();
}
QT_CATCH (std::exception&) {}
} else {
accept();
}
}
void QNetworkSessionPrivate::Error(TInt /*aError*/)
{
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "roaming Error() occured, isOpen is: " << isOpen;
#endif
if (isOpen) {
isOpen = false;
activeConfig = QNetworkConfiguration();
serviceConfig = QNetworkConfiguration();
iError = QNetworkSession::RoamingError;
emit q->error(iError);
Cancel();
if (ipConnectionNotifier) {
ipConnectionNotifier->StopNotifications();
}
QT_TRY {
syncStateWithInterface();
// In some cases IAP is still in Connected state when
// syncStateWithInterface(); is called
// => Following call makes sure that Session state
// changes immediately to Disconnected.
newState(QNetworkSession::Disconnected);
emit q->closed();
}
QT_CATCH (std::exception&) {}
} else if (iStoppedByUser) {
// If the user of this session has called the stop() and
// configuration is based on internet SNAP, this needs to be
// done here because platform might roam.
QT_TRY {
newState(QNetworkSession::Disconnected);
}
QT_CATCH (std::exception&) {}
}
}
#endif
void QNetworkSessionPrivate::setALREnabled(bool enabled)
{
if (enabled) {
iALREnabled++;
} else {
iALREnabled--;
}
}
QNetworkConfiguration QNetworkSessionPrivate::bestConfigFromSNAP(const QNetworkConfiguration& snapConfig) const
{
QNetworkConfiguration config;
QList<QNetworkConfiguration> subConfigurations = snapConfig.children();
for (int i = 0; i < subConfigurations.count(); i++ ) {
if (subConfigurations[i].state() == QNetworkConfiguration::Active) {
config = subConfigurations[i];
break;
} else if (!config.isValid() && subConfigurations[i].state() == QNetworkConfiguration::Discovered) {
config = subConfigurations[i];
}
}
if (!config.isValid() && subConfigurations.count() > 0) {
config = subConfigurations[0];
}
return config;
}
quint64 QNetworkSessionPrivate::bytesWritten() const
{
return transferredData(KUplinkData);
}
quint64 QNetworkSessionPrivate::bytesReceived() const
{
return transferredData(KDownlinkData);
}
quint64 QNetworkSessionPrivate::transferredData(TUint dataType) const
{
if (!publicConfig.isValid()) {
return 0;
}
QNetworkConfiguration config;
if (publicConfig.type() == QNetworkConfiguration::UserChoice) {
if (serviceConfig.isValid()) {
config = serviceConfig;
} else {
if (activeConfig.isValid()) {
config = activeConfig;
}
}
} else {
config = publicConfig;
}
if (!config.isValid()) {
return 0;
}
TUint count;
TRequestStatus status;
iConnectionMonitor.GetConnectionCount(count, status);
User::WaitForRequest(status);
if (status.Int() != KErrNone) {
return 0;
}
TUint transferredData = 0;
TUint numSubConnections;
TUint connectionId;
bool configFound;
for (TUint i = 1; i <= count; i++) {
TInt ret = iConnectionMonitor.GetConnectionInfo(i, connectionId, numSubConnections);
if (ret == KErrNone) {
TUint apId;
iConnectionMonitor.GetUintAttribute(connectionId, 0, KIAPId, apId, status);
User::WaitForRequest(status);
if (status.Int() == KErrNone) {
configFound = false;
if (config.type() == QNetworkConfiguration::ServiceNetwork) {
QList<QNetworkConfiguration> configs = config.children();
for (int i=0; i < configs.count(); i++) {
if (configs[i].d.data()->numericId == apId) {
configFound = true;
break;
}
}
} else if (config.d.data()->numericId == apId) {
configFound = true;
}
if (configFound) {
TUint tData;
iConnectionMonitor.GetUintAttribute(connectionId, 0, dataType, tData, status );
User::WaitForRequest(status);
if (status.Int() == KErrNone) {
transferredData += tData;
}
}
}
}
}
return transferredData;
}
quint64 QNetworkSessionPrivate::activeTime() const
{
if (!isOpen || startTime.isNull()) {
return 0;
}
return startTime.secsTo(QDateTime::currentDateTime());
}
QNetworkConfiguration QNetworkSessionPrivate::activeConfiguration(TUint32 iapId) const
{
if (iapId == 0) {
_LIT(KSetting, "IAP\\Id");
iConnection.GetIntSetting(KSetting, iapId);
}
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
if (publicConfig.type() == QNetworkConfiguration::ServiceNetwork) {
// Try to search IAP from the used SNAP using IAP Id
QList<QNetworkConfiguration> children = publicConfig.children();
for (int i=0; i < children.count(); i++) {
if (children[i].d.data()->numericId == iapId) {
return children[i];
}
}
// Given IAP Id was not found from the used SNAP
// => Try to search matching IAP using mappingName
// mappingName contains:
// 1. "Access point name" for "Packet data" Bearer
// 2. "WLAN network name" (= SSID) for "Wireless LAN" Bearer
// 3. "Dial-up number" for "Data call Bearer" or "High Speed (GSM)" Bearer
// <=> Note: It's possible that in this case reported IAP is
// clone of the one of the IAPs of the used SNAP
// => If mappingName matches, clone has been found
QNetworkConfiguration pt;
pt.d = ((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->accessPointConfigurations.value(QT_BEARERMGMT_CONFIGURATION_IAP_PREFIX+QString::number(qHash(iapId)));
if (pt.d) {
for (int i=0; i < children.count(); i++) {
if (children[i].d.data()->mappingName == pt.d.data()->mappingName) {
return children[i];
}
}
} else {
#ifdef OCC_FUNCTIONALITY_AVAILABLE
// On Symbian^3 (only, not earlier or Symbian^4) if the SNAP was not reachable, it triggers
// user choice type of activity (EasyWLAN). As a result, a new IAP may be created, and
// hence if was not found yet. Therefore update configurations and see if there is something new.
// 1. Update knowledge from the databases.
((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->updateConfigurations();
// 2. Check if new configuration was created during connection creation
QList<QString> knownConfigs = ((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->accessPointConfigurations.keys();
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "opened configuration was not known beforehand, looking for new.";
#endif
if (knownConfigs.count() > iKnownConfigsBeforeConnectionStart.count()) {
// Configuration count increased => new configuration was created
// => Search new, created configuration
QString newIapId;
for (int i=0; i < iKnownConfigsBeforeConnectionStart.count(); i++) {
if (knownConfigs[i] != iKnownConfigsBeforeConnectionStart[i]) {
newIapId = knownConfigs[i];
break;
}
}
if (newIapId.isEmpty()) {
newIapId = knownConfigs[knownConfigs.count()-1];
}
pt.d = ((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->accessPointConfigurations.value(newIapId);
if (pt.d) {
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "new configuration was found, name, IAP id: " << pt.name() << pt.identifier();
#endif
return pt;
}
}
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "configuration was not found, returning invalid.";
#endif
#endif // OCC_FUNCTIONALITY_AVAILABLE
// Given IAP Id was not found from known IAPs array
return QNetworkConfiguration();
}
// Matching IAP was not found from used SNAP
// => IAP from another SNAP is returned
// (Note: Returned IAP matches to given IAP Id)
return pt;
}
#endif
if (publicConfig.type() == QNetworkConfiguration::UserChoice) {
if (publicConfig.d.data()->manager) {
QNetworkConfiguration pt;
// Try to found User Selected IAP from known IAPs (accessPointConfigurations)
pt.d = ((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->accessPointConfigurations.value(QT_BEARERMGMT_CONFIGURATION_IAP_PREFIX+QString::number(qHash(iapId)));
if (pt.d) {
return pt;
} else {
// Check if new (WLAN) IAP was created in IAP/SNAP dialog
// 1. Sync internal configurations array to commsdb first
((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->updateConfigurations();
// 2. Check if new configuration was created during connection creation
QList<QString> knownConfigs = ((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->accessPointConfigurations.keys();
if (knownConfigs.count() > iKnownConfigsBeforeConnectionStart.count()) {
// Configuration count increased => new configuration was created
// => Search new, created configuration
QString newIapId;
for (int i=0; i < iKnownConfigsBeforeConnectionStart.count(); i++) {
if (knownConfigs[i] != iKnownConfigsBeforeConnectionStart[i]) {
newIapId = knownConfigs[i];
break;
}
}
if (newIapId.isEmpty()) {
newIapId = knownConfigs[knownConfigs.count()-1];
}
pt.d = ((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->accessPointConfigurations.value(newIapId);
if (pt.d) {
return pt;
}
}
}
}
return QNetworkConfiguration();
}
return publicConfig;
}
void QNetworkSessionPrivate::RunL()
{
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "RConnection::RunL with status code: " << iStatus.Int();
#endif
TInt statusCode = iStatus.Int();
switch (statusCode) {
case KErrNone: // Connection created successfully
{
TInt error = KErrNone;
QNetworkConfiguration newActiveConfig = activeConfiguration();
if (!newActiveConfig.isValid()) {
error = KErrGeneral;
} else {
// Use name of the IAP to open global 'Open C' RConnection
ifreq ifr;
memset(&ifr, 0, sizeof(struct ifreq));
QByteArray nameAsByteArray = newActiveConfig.name().toUtf8();
strcpy(ifr.ifr_name, nameAsByteArray.constData());
error = setdefaultif(&ifr);
}
if (error != KErrNone) {
isOpen = false;
iError = QNetworkSession::UnknownSessionError;
QT_TRYCATCH_LEAVING(emit q->error(iError));
Cancel();
if (ipConnectionNotifier) {
ipConnectionNotifier->StopNotifications();
}
QT_TRYCATCH_LEAVING(syncStateWithInterface());
return;
}
#ifdef SNAP_FUNCTIONALITY_AVAILABLE
if (publicConfig.type() == QNetworkConfiguration::ServiceNetwork) {
// Activate ALR monitoring
iMobility = CActiveCommsMobilityApiExt::NewL(iConnection, *this);
}
#endif
isOpen = true;
activeConfig = newActiveConfig;
activeInterface = interface(activeConfig.d.data()->numericId);
if (publicConfig.type() == QNetworkConfiguration::UserChoice) {
QNetworkConfiguration pt;
pt.d = activeConfig.d.data()->serviceNetworkPtr;
serviceConfig = pt;
}
startTime = QDateTime::currentDateTime();
QT_TRYCATCH_LEAVING({
newState(QNetworkSession::Connected);
emit quitPendingWaitsForOpened();
});
}
break;
case KErrNotFound: // Connection failed
isOpen = false;
activeConfig = QNetworkConfiguration();
serviceConfig = QNetworkConfiguration();
iError = QNetworkSession::InvalidConfigurationError;
QT_TRYCATCH_LEAVING(emit q->error(iError));
Cancel();
if (ipConnectionNotifier) {
ipConnectionNotifier->StopNotifications();
}
QT_TRYCATCH_LEAVING(syncStateWithInterface());
break;
case KErrCancel: // Connection attempt cancelled
case KErrAlreadyExists: // Connection already exists
default:
isOpen = false;
activeConfig = QNetworkConfiguration();
serviceConfig = QNetworkConfiguration();
if (publicConfig.state() == QNetworkConfiguration::Undefined ||
publicConfig.state() == QNetworkConfiguration::Defined) {
iError = QNetworkSession::InvalidConfigurationError;
} else {
iError = QNetworkSession::UnknownSessionError;
}
QT_TRYCATCH_LEAVING(emit q->error(iError));
Cancel();
if (ipConnectionNotifier) {
ipConnectionNotifier->StopNotifications();
}
QT_TRYCATCH_LEAVING(syncStateWithInterface());
break;
}
}
void QNetworkSessionPrivate::DoCancel()
{
iConnection.Close();
}
// Enters newState if feasible according to current state.
// AccessPointId may be given as parameter. If it is zero, state-change is assumed to
// concern this session's configuration. If non-zero, the configuration is looked up
// and checked if it matches the configuration this session is based on.
bool QNetworkSessionPrivate::newState(QNetworkSession::State newState, TUint accessPointId)
{
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - "
<< "NEW STATE, IAP ID : " << QString::number(accessPointId) << " , newState : " << QString::number(newState);
#endif
// Make sure that activeConfig is always updated when SNAP is signaled to be
// connected.
if (isOpen && publicConfig.type() == QNetworkConfiguration::ServiceNetwork &&
newState == QNetworkSession::Connected) {
activeConfig = activeConfiguration(accessPointId);
activeInterface = interface(activeConfig.d.data()->numericId);
}
// Make sure that same state is not signaled twice in a row.
if (state == newState) {
return true;
}
// Make sure that Connecting state does not overwrite Roaming state
if (state == QNetworkSession::Roaming && newState == QNetworkSession::Connecting) {
return false;
}
// Make sure that Connected state is not reported when Connection is
// already Closing.
// Note: Stopping connection results sometimes KLinkLayerOpen
// to be reported first (just before KLinkLayerClosed).
if (state == QNetworkSession::Closing && newState == QNetworkSession::Connected) {
return false;
}
// Make sure that some lagging 'closing' state-changes do not overwrite
// if we are already disconnected or closed.
if (state == QNetworkSession::Disconnected && newState == QNetworkSession::Closing) {
return false;
}
bool emitSessionClosed = false;
// If we abruptly go down and user hasn't closed the session, we've been aborted.
// Note that session may be in 'closing' state and not in 'connected' state, because
// depending on platform the platform may report KConfigDaemonStartingDeregistration
// event before KLinkLayerClosed
if ((isOpen && state == QNetworkSession::Connected && newState == QNetworkSession::Disconnected) ||
(isOpen && !iClosedByUser && newState == QNetworkSession::Disconnected)) {
// Active & Connected state should change directly to Disconnected state
// only when something forces connection to close (eg. when another
// application or session stops connection or when network drops
// unexpectedly).
isOpen = false;
activeConfig = QNetworkConfiguration();
serviceConfig = QNetworkConfiguration();
iError = QNetworkSession::SessionAbortedError;
emit q->error(iError);
Cancel();
if (ipConnectionNotifier) {
ipConnectionNotifier->StopNotifications();
}
// Start handling IAP state change signals from QNetworkConfigurationManagerPrivate
iHandleStateNotificationsFromManager = true;
emitSessionClosed = true; // Emit SessionClosed after state change has been reported
}
bool retVal = false;
if (accessPointId == 0) {
state = newState;
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - " << "===> EMIT State changed A to: " << state;
#endif
emit q->stateChanged(state);
retVal = true;
} else {
if (publicConfig.type() == QNetworkConfiguration::InternetAccessPoint) {
if (publicConfig.d.data()->numericId == accessPointId) {
state = newState;
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - " << "===> EMIT State changed B to: " << state;
#endif
emit q->stateChanged(state);
retVal = true;
}
} else if (publicConfig.type() == QNetworkConfiguration::UserChoice && isOpen) {
if (activeConfig.d.data()->numericId == accessPointId) {
state = newState;
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - " << "===> EMIT State changed C to: " << state;
#endif
emit q->stateChanged(state);
retVal = true;
}
} else if (publicConfig.type() == QNetworkConfiguration::ServiceNetwork) {
QList<QNetworkConfiguration> subConfigurations = publicConfig.children();
for (int i = 0; i < subConfigurations.count(); i++) {
if (subConfigurations[i].d.data()->numericId == accessPointId) {
if (newState != QNetworkSession::Disconnected) {
state = newState;
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - " << "===> EMIT State changed D to: " << state;
#endif
emit q->stateChanged(state);
retVal = true;
} else {
QNetworkConfiguration config = bestConfigFromSNAP(publicConfig);
if ((config.state() == QNetworkConfiguration::Defined) ||
(config.state() == QNetworkConfiguration::Discovered)) {
activeConfig = QNetworkConfiguration();
state = newState;
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - " << "===> EMIT State changed E to: " << state;
#endif
emit q->stateChanged(state);
retVal = true;
} else if (config.state() == QNetworkConfiguration::Active) {
// Connection to used IAP was closed, but there is another
// IAP that's active in used SNAP
// => Change state back to Connected
state = QNetworkSession::Connected;
emit q->stateChanged(state);
retVal = true;
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - " << "===> EMIT State changed F to: " << state;
#endif
}
}
}
}
#ifdef OCC_FUNCTIONALITY_AVAILABLE
// If the retVal is not true here, it means that the status update may apply to an IAP outside of
// SNAP (session is based on SNAP but follows IAP outside of it), which may occur on Symbian^3 EasyWlan.
if (retVal == false && activeConfig.d.data() && activeConfig.d.data()->numericId == accessPointId) {
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - " << "===> EMIT State changed G to: " << state;
#endif
if (newState == QNetworkSession::Disconnected) {
activeConfig = QNetworkConfiguration();
}
state = newState;
emit q->stateChanged(state);
retVal = true;
}
#endif
}
}
if (emitSessionClosed) {
emit q->closed();
}
if (state == QNetworkSession::Disconnected) {
// The connection has gone down, and processing of status updates must be
// stopped. Depending on platform, there may come 'connecting/connected' states
// considerably later (almost a second). Connection id is an increasing
// number, so this does not affect next _real_ 'conneting/connected' states.
iDeprecatedConnectionId = publicConfig.d.data()->connectionId;
#ifdef OCC_FUNCTIONALITY_AVAILABLE
// Just in case clear activeConfiguration.
activeConfig = QNetworkConfiguration();
#endif
}
return retVal;
}
void QNetworkSessionPrivate::handleSymbianConnectionStatusChange(TInt aConnectionStatus,
TInt aError,
TUint accessPointId)
{
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - " << QString::number(accessPointId) << " , status : " << QString::number(aConnectionStatus);
#endif
switch (aConnectionStatus)
{
// Connection unitialised
case KConnectionUninitialised:
break;
// Starting connetion selection
case KStartingSelection:
break;
// Selection finished
case KFinishedSelection:
if (aError == KErrNone)
{
break;
}
else
{
// The user pressed e.g. "Cancel" and did not select an IAP
newState(QNetworkSession::Disconnected,accessPointId);
}
break;
// Connection failure
case KConnectionFailure:
newState(QNetworkSession::NotAvailable);
break;
// Prepearing connection (e.g. dialing)
case KPsdStartingConfiguration:
case KPsdFinishedConfiguration:
case KCsdFinishedDialling:
case KCsdScanningScript:
case KCsdGettingLoginInfo:
case KCsdGotLoginInfo:
break;
case KConfigDaemonStartingRegistration:
// Creating connection (e.g. GPRS activation)
case KCsdStartingConnect:
case KCsdFinishedConnect:
newState(QNetworkSession::Connecting,accessPointId);
break;
// Starting log in
case KCsdStartingLogIn:
break;
// Finished login
case KCsdFinishedLogIn:
break;
// Connection open
case KConnectionOpen:
break;
case KLinkLayerOpen:
newState(QNetworkSession::Connected,accessPointId);
break;
// Connection blocked or suspended
case KDataTransferTemporarilyBlocked:
break;
case KConfigDaemonStartingDeregistration:
// Hangup or GRPS deactivation
case KConnectionStartingClose:
newState(QNetworkSession::Closing,accessPointId);
break;
// Connection closed
case KConnectionClosed:
case KLinkLayerClosed:
newState(QNetworkSession::Disconnected,accessPointId);
// Report manager about this to make sure this event
// is received by all interseted parties (mediated by
// manager because it does always receive all events from
// connection monitor).
#ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
qDebug() << "QNS this : " << QString::number((uint)this) << " - " << "reporting disconnection to manager.";
#endif
if (publicConfig.d.data()) {
((QNetworkConfigurationManagerPrivate*)publicConfig.d.data()->manager)->configurationStateChangeReport(publicConfig.d.data()->numericId, QNetworkSession::Disconnected);
}
break;
// Unhandled state
default:
break;
}
}
ConnectionProgressNotifier::ConnectionProgressNotifier(QNetworkSessionPrivate& owner, RConnection& connection)
: CActive(CActive::EPriorityUserInput), iOwner(owner), iConnection(connection)
{
CActiveScheduler::Add(this);
}
ConnectionProgressNotifier::~ConnectionProgressNotifier()
{
Cancel();
}
void ConnectionProgressNotifier::StartNotifications()
{
if (!IsActive()) {
SetActive();
}
iConnection.ProgressNotification(iProgress, iStatus);
}
void ConnectionProgressNotifier::StopNotifications()
{
Cancel();
}
void ConnectionProgressNotifier::DoCancel()
{
iConnection.CancelProgressNotification();
}
void ConnectionProgressNotifier::RunL()
{
if (iStatus == KErrNone) {
QT_TRYCATCH_LEAVING(iOwner.handleSymbianConnectionStatusChange(iProgress().iStage, iProgress().iError));
SetActive();
iConnection.ProgressNotification(iProgress, iStatus);
}
}
#include "moc_qnetworksession_s60_p.cpp"
QTM_END_NAMESPACE