diff options
Diffstat (limited to 'src/plugins/bearer/icd/qicdengine.cpp')
| -rw-r--r-- | src/plugins/bearer/icd/qicdengine.cpp | 845 |
1 files changed, 701 insertions, 144 deletions
diff --git a/src/plugins/bearer/icd/qicdengine.cpp b/src/plugins/bearer/icd/qicdengine.cpp index 7a4cb9d..fc9b469 100644 --- a/src/plugins/bearer/icd/qicdengine.cpp +++ b/src/plugins/bearer/icd/qicdengine.cpp @@ -40,12 +40,14 @@ ****************************************************************************/ #include "qicdengine.h" -#include "monitor.h" #include "qnetworksession_impl.h" +#include <wlancond.h> #include <libicd-network-wlan-dev.h> -#include <maemo_icd.h> #include <iapconf.h> +#include <iapmonitor.h> + +#ifndef QT_NO_BEARERMANAGEMENT QT_BEGIN_NAMESPACE @@ -70,6 +72,208 @@ QString IcdNetworkConfigurationPrivate::bearerName() const } } +/* The IapAddTimer is a helper class that makes sure we update + * the configuration only after all db additions to certain + * iap are finished (after a certain timeout) + */ +class _IapAddTimer : public QObject +{ + Q_OBJECT + +public: + _IapAddTimer() {} + ~_IapAddTimer() + { + if (timer.isActive()) { + QObject::disconnect(&timer, SIGNAL(timeout()), this, SLOT(timeout())); + timer.stop(); + } + } + + void add(QString& iap_id, QIcdEngine *d); + + QString iap_id; + QTimer timer; + QIcdEngine *d; + +public Q_SLOTS: + void timeout(); +}; + + +void _IapAddTimer::add(QString& id, QIcdEngine *d_ptr) +{ + iap_id = id; + d = d_ptr; + + if (timer.isActive()) { + QObject::disconnect(&timer, SIGNAL(timeout()), this, SLOT(timeout())); + timer.stop(); + } + timer.setSingleShot(true); + QObject::connect(&timer, SIGNAL(timeout()), this, SLOT(timeout())); + timer.start(1500); +} + + +void _IapAddTimer::timeout() +{ + d->addConfiguration(iap_id); +} + + +class IapAddTimer { + QHash<QString, _IapAddTimer* > timers; + +public: + IapAddTimer() {} + ~IapAddTimer() {} + + void add(QString& iap_id, QIcdEngine *d); + void del(QString& iap_id); + void removeAll(); +}; + + +void IapAddTimer::removeAll() +{ + QHashIterator<QString, _IapAddTimer* > i(timers); + while (i.hasNext()) { + i.next(); + _IapAddTimer *t = i.value(); + delete t; + } + timers.clear(); +} + + +void IapAddTimer::add(QString& iap_id, QIcdEngine *d) +{ + if (timers.contains(iap_id)) { + _IapAddTimer *iap = timers.value(iap_id); + iap->add(iap_id, d); + } else { + _IapAddTimer *iap = new _IapAddTimer; + iap->add(iap_id, d); + timers.insert(iap_id, iap); + } +} + +void IapAddTimer::del(QString& iap_id) +{ + if (timers.contains(iap_id)) { + _IapAddTimer *iap = timers.take(iap_id); + delete iap; + } +} + + +class IapMonitor : public Maemo::IAPMonitor +{ +public: + IapMonitor() : first_call(true) { } + + void setup(QIcdEngine *d); + void cleanup(); + +protected: + void iapAdded(const QString &iapId); + void iapRemoved(const QString &iapId); + +private: + bool first_call; + + QIcdEngine *d; + IapAddTimer timers; +}; + +void IapMonitor::setup(QIcdEngine *d_ptr) +{ + if (first_call) { + d = d_ptr; + first_call = false; + } +} + + +void IapMonitor::cleanup() +{ + if (!first_call) { + timers.removeAll(); + first_call = true; + } +} + + +void IapMonitor::iapAdded(const QString &iap_id) +{ + /* We cannot know when the IAP is fully added to db, so a timer is + * installed instead. When the timer expires we hope that IAP is added ok. + */ + QString id = iap_id; + timers.add(id, d); +} + + +void IapMonitor::iapRemoved(const QString &iap_id) +{ + QString id = iap_id; + d->deleteConfiguration(id); +} + +QIcdEngine::QIcdEngine(QObject *parent) +: QBearerEngine(parent), iapMonitor(new IapMonitor), m_dbusInterface(0), + firstUpdate(true), m_scanGoingOn(false) +{ + QMetaObject::invokeMethod(this, "doRequestUpdate", Qt::QueuedConnection); + init(); +} + +QIcdEngine::~QIcdEngine() +{ + cleanup(); + delete iapMonitor; +} + +QNetworkConfigurationManager::Capabilities QIcdEngine::capabilities() const +{ + return QNetworkConfigurationManager::CanStartAndStopInterfaces | + QNetworkConfigurationManager::DataStatistics | + QNetworkConfigurationManager::ForcedRoaming | + QNetworkConfigurationManager::NetworkSessionRequired; +} + +void QIcdEngine::init() +{ + // Setup DBus Interface for ICD + m_dbusInterface = new QDBusInterface(ICD_DBUS_API_INTERFACE, + ICD_DBUS_API_PATH, + ICD_DBUS_API_INTERFACE, + QDBusConnection::systemBus(), + this); + connect(&m_scanTimer, SIGNAL(timeout()), this, SLOT(finishAsyncConfigurationUpdate())); + m_scanTimer.setSingleShot(true); + + /* Turn on IAP state monitoring */ + startListeningStateSignalsForAllConnections(); + + /* Turn on IAP add/remove monitoring */ + iapMonitor->setup(this); + + /* We create a default configuration which is a pseudo config */ + QNetworkConfigurationPrivate *cpPriv = new IcdNetworkConfigurationPrivate; + cpPriv->name = "UserChoice"; + cpPriv->state = QNetworkConfiguration::Discovered; + cpPriv->isValid = true; + cpPriv->id = OSSO_IAP_ANY; + cpPriv->type = QNetworkConfiguration::UserChoice; + cpPriv->purpose = QNetworkConfiguration::UnknownPurpose; + cpPriv->roamingSupported = false; + + QNetworkConfigurationPrivatePointer ptr(cpPriv); + userChoiceConfigurations.insert(cpPriv->id, ptr); +} + static inline QString network_attrs_to_security(uint network_attrs) { uint cap = 0; @@ -85,38 +289,40 @@ static inline QString network_attrs_to_security(uint network_attrs) return ""; } -QIcdEngine::QIcdEngine(QObject *parent) -: QBearerEngine(parent), iapMonitor(new IapMonitor) -{ - /* Turn on IAP monitoring */ - iapMonitor->setup(this); - doRequestUpdate(); -} +struct SSIDInfo { + QString iap_id; + QString wlan_security; +}; -QIcdEngine::~QIcdEngine() -{ -} -bool QIcdEngine::hasIdentifier(const QString &id) +void QIcdEngine::deleteConfiguration(const QString &iap_id) { QMutexLocker locker(&mutex); - return accessPointConfigurations.contains(id) || - snapConfigurations.contains(id) || - userChoiceConfigurations.contains(id); -} - -void QIcdEngine::requestUpdate() -{ - QMutexLocker locker(&mutex); + /* Called when IAPs are deleted in db, in this case we do not scan + * or read all the IAPs from db because it might take too much power + * (multiple applications would need to scan and read all IAPs from db) + */ + QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.take(iap_id); + if (ptr) { +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug() << "IAP" << iap_id << "was removed from storage."; +#endif - QTimer::singleShot(0, this, SLOT(doRequestUpdate())); + locker.unlock(); + emit configurationRemoved(ptr); + } else { +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug("IAP: %s, already missing from the known list", iap_id.toAscii().data()); +#endif + } } + static uint32_t getNetworkAttrs(bool is_iap_id, - QString& iap_id, - QString& iap_type, + const QString &iap_id, + const QString &iap_type, QString security_method) { guint network_attr = 0; @@ -158,45 +364,171 @@ static uint32_t getNetworkAttrs(bool is_iap_id, return (uint32_t)network_attr; } -void QIcdEngine::doRequestUpdate() + +void QIcdEngine::addConfiguration(QString& iap_id) { + // Note: When new IAP is created, this function gets called multiple times + // in a row. + // For example: Empty type & name for WLAN was stored into newly + // created IAP data in gconf when this function gets + // called for the first time. + // WLAN type & name are updated into IAP data in gconf + // as soon as WLAN connection is up and running. + // => And this function gets called again. + QMutexLocker locker(&mutex); - QStringList previous = accessPointConfigurations.keys(); + if (!accessPointConfigurations.contains(iap_id)) { + Maemo::IAPConf saved_iap(iap_id); + QString iap_type = saved_iap.value("type").toString(); + QString iap_name = saved_iap.value("name").toString(); + QByteArray ssid = saved_iap.value("wlan_ssid").toByteArray(); + if (!iap_type.isEmpty() && !iap_name.isEmpty()) { + // Check if new IAP is actually Undefined WLAN configuration + // Note: SSID is used as an iap id for Undefined WLAN configurations + // => configuration must be searched using SSID + if (!ssid.isEmpty() && accessPointConfigurations.contains(ssid)) { + QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.take(ssid); + if (ptr) { + ptr->mutex.lock(); + ptr->id = iap_id; + toIcdConfig(ptr)->iap_type = iap_type; + toIcdConfig(ptr)->network_attrs = getNetworkAttrs(true, iap_id, iap_type, QString()); + toIcdConfig(ptr)->network_id = ssid; + toIcdConfig(ptr)->service_id = saved_iap.value("service_id").toString(); + toIcdConfig(ptr)->service_type = saved_iap.value("service_type").toString(); + if (m_onlineIapId == iap_id) { + ptr->state = QNetworkConfiguration::Active; + } else { + ptr->state = QNetworkConfiguration::Defined; + } + ptr->mutex.unlock(); + accessPointConfigurations.insert(iap_id, ptr); - /* All the scanned access points */ - QList<Maemo::IcdScanResult> scanned; + locker.unlock(); + emit configurationChanged(ptr); + locker.relock(); + } + } else { + IcdNetworkConfigurationPrivate *cpPriv = new IcdNetworkConfigurationPrivate; + cpPriv->name = saved_iap.value("name").toString(); + if (cpPriv->name.isEmpty()) + cpPriv->name = iap_id; + cpPriv->isValid = true; + cpPriv->id = iap_id; + cpPriv->iap_type = iap_type; + cpPriv->network_attrs = getNetworkAttrs(true, iap_id, iap_type, QString()); + cpPriv->service_id = saved_iap.value("service_id").toString(); + cpPriv->service_type = saved_iap.value("service_type").toString(); + if (iap_type.startsWith(QLatin1String("WLAN"))) { + QByteArray ssid = saved_iap.value("wlan_ssid").toByteArray(); + if (ssid.isEmpty()) { + qWarning() << "Cannot get ssid for" << iap_id; + } + cpPriv->network_id = ssid; + } + cpPriv->type = QNetworkConfiguration::InternetAccessPoint; + if (m_onlineIapId == iap_id) { + cpPriv->state = QNetworkConfiguration::Active; + } else { + cpPriv->state = QNetworkConfiguration::Defined; + } - /* We create a default configuration which is a pseudo config */ - if (!userChoiceConfigurations.contains(OSSO_IAP_ANY)) { - QNetworkConfigurationPrivatePointer ptr(new IcdNetworkConfigurationPrivate); + QNetworkConfigurationPrivatePointer ptr(cpPriv); + accessPointConfigurations.insert(iap_id, ptr); - ptr->name = QLatin1String("UserChoice"); - ptr->state = QNetworkConfiguration::Discovered; - ptr->isValid = true; - ptr->id = OSSO_IAP_ANY; - ptr->type = QNetworkConfiguration::UserChoice; - ptr->purpose = QNetworkConfiguration::UnknownPurpose; - ptr->roamingSupported = false; +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug("IAP: %s, name: %s, added to known list", iap_id.toAscii().data(), cpPriv->name.toAscii().data()); +#endif + locker.unlock(); + emit configurationAdded(ptr); + locker.relock(); + } + } else { + qWarning("IAP %s does not have \"type\" or \"name\" fields defined, skipping this IAP.", iap_id.toAscii().data()); + } + } else { +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug() << "IAP" << iap_id << "already in db."; +#endif - userChoiceConfigurations.insert(ptr->id, ptr); + /* Check if the data in db changed and update configuration accordingly + */ + QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.value(iap_id); + if (ptr) { + Maemo::IAPConf changed_iap(iap_id); + QString iap_type = changed_iap.value("type").toString(); + bool update_needed = false; /* if IAP type or ssid changed, we need to change the state */ + + QMutexLocker configLocker(&ptr->mutex); + + toIcdConfig(ptr)->network_attrs = getNetworkAttrs(true, iap_id, iap_type, QString()); + toIcdConfig(ptr)->service_id = changed_iap.value("service_id").toString(); + toIcdConfig(ptr)->service_type = changed_iap.value("service_type").toString(); + + if (!iap_type.isEmpty()) { + ptr->name = changed_iap.value("name").toString(); + if (ptr->name.isEmpty()) + ptr->name = iap_id; + ptr->isValid = true; + if (toIcdConfig(ptr)->iap_type != iap_type) { + toIcdConfig(ptr)->iap_type = iap_type; + update_needed = true; + } + if (iap_type.startsWith(QLatin1String("WLAN"))) { + QByteArray ssid = changed_iap.value("wlan_ssid").toByteArray(); + if (ssid.isEmpty()) { + qWarning() << "Cannot get ssid for" << iap_id; + } + if (toIcdConfig(ptr)->network_id != ssid) { + toIcdConfig(ptr)->network_id = ssid; + update_needed = true; + } + } + } + + if (update_needed) { + ptr->type = QNetworkConfiguration::InternetAccessPoint; + if (m_onlineIapId == iap_id) { + if (ptr->state < QNetworkConfiguration::Active) { + ptr->state = QNetworkConfiguration::Active; + + configLocker.unlock(); + locker.unlock(); + emit configurationChanged(ptr); + locker.relock(); + } + } else if (ptr->state < QNetworkConfiguration::Defined) { + ptr->state = QNetworkConfiguration::Defined; - locker.unlock(); - emit configurationAdded(ptr); - locker.relock(); + configLocker.unlock(); + locker.unlock(); + emit configurationChanged(ptr); + locker.relock(); + } + } + } else { + qWarning("Cannot find IAP %s from current configuration although it should be there.", iap_id.toAscii().data()); + } } +} + +void QIcdEngine::doRequestUpdate(QList<Maemo::IcdScanResult> scanned) +{ + QMutexLocker locker(&mutex); + + /* Contains all known iap_ids from storage */ + QList<QString> knownConfigs = accessPointConfigurations.keys(); + + /* Contains all known WLAN network ids (like ssid) from storage */ + QMultiHash<QByteArray, SSIDInfo* > notDiscoveredWLANConfigs; - /* We return currently configured IAPs in the first run and do the WLAN - * scan in subsequent runs. - */ QList<QString> all_iaps; Maemo::IAPConf::getAll(all_iaps); - foreach (QString iap_id, all_iaps) { + foreach (const QString &iap_id, all_iaps) { QByteArray ssid; - previous.removeAll(iap_id); - Maemo::IAPConf saved_ap(iap_id); bool is_temporary = saved_ap.value("temporary").toBool(); if (is_temporary) { @@ -207,12 +539,16 @@ void QIcdEngine::doRequestUpdate() } QString iap_type = saved_ap.value("type").toString(); - if (iap_type.startsWith("WLAN")) { + if (iap_type.startsWith(QLatin1String("WLAN"))) { ssid = saved_ap.value("wlan_ssid").toByteArray(); if (ssid.isEmpty()) continue; QString security_method = saved_ap.value("wlan_security").toString(); + SSIDInfo *info = new SSIDInfo; + info->iap_id = iap_id; + info->wlan_security = security_method; + notDiscoveredWLANConfigs.insert(ssid, info); } else if (iap_type.isEmpty()) { continue; } else { @@ -227,10 +563,10 @@ void QIcdEngine::doRequestUpdate() cpPriv->name = saved_ap.value("name").toString(); if (cpPriv->name.isEmpty()) { - if (!ssid.isEmpty() && ssid.size() > 0) - cpPriv->name = ssid.data(); - else - cpPriv->name = iap_id; + if (!ssid.isEmpty() && ssid.size() > 0) + cpPriv->name = ssid.data(); + else + cpPriv->name = iap_id; } cpPriv->isValid = true; cpPriv->id = iap_id; @@ -255,6 +591,7 @@ void QIcdEngine::doRequestUpdate() !ssid.isEmpty() ? ssid.data() : "-"); #endif } else { + knownConfigs.removeOne(iap_id); #ifdef BEARER_MANAGEMENT_DEBUG qDebug("IAP: %s, ssid: %s, already exists in the known list", iap_id.toAscii().data(), !ssid.isEmpty() ? ssid.data() : "-"); @@ -262,47 +599,16 @@ void QIcdEngine::doRequestUpdate() } } - if (sender()) { - QStringList scannedNetworkTypes; - QStringList networkTypesToScan; - QString error; - Maemo::Icd icd(ICD_SHORT_SCAN_TIMEOUT); - - scannedNetworkTypes = icd.scan(ICD_SCAN_REQUEST_ACTIVE, - networkTypesToScan, - scanned, - error); - if (!error.isEmpty()) { -#ifdef BEARER_MANAGEMENT_DEBUG - qDebug() << "Network scanning failed" << error; -#endif - } else { -#ifdef BEARER_MANAGEMENT_DEBUG - if (!scanned.isEmpty()) - qDebug() << "Scan returned" << scanned.size() << "networks"; - else - qDebug() << "Scan returned nothing."; -#endif - } - } - /* This is skipped in the first update as scanned size is zero */ if (!scanned.isEmpty()) { for (int i=0; i<scanned.size(); ++i) { const Maemo::IcdScanResult ap = scanned.at(i); - QByteArray scanned_ssid = ap.scan.network_id; - if (ap.scan.network_attrs & ICD_NW_ATTR_IAPNAME) { /* The network_id is IAP id, so the IAP is a known one */ QString iapid = ap.scan.network_id.data(); - - previous.removeAll(iapid); - - if (accessPointConfigurations.contains(iapid)) { - QNetworkConfigurationPrivatePointer ptr = - accessPointConfigurations.value(iapid); - + QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.value(iapid); + if (ptr) { bool changed = false; ptr->mutex.lock(); @@ -324,7 +630,7 @@ void QIcdEngine::doRequestUpdate() #ifdef BEARER_MANAGEMENT_DEBUG qDebug("IAP: %s, ssid: %s, discovered", - iapid.toAscii().data(), scanned_ssid.data()); + iapid.toAscii().data(), toIcdConfig(ptr)->network_id.data()); #endif ptr->mutex.unlock(); @@ -337,101 +643,352 @@ void QIcdEngine::doRequestUpdate() if (!ap.scan.network_type.startsWith(QLatin1String("WLAN"))) continue; // not a wlan AP + + /* Remove scanned AP from discovered WLAN configurations so that we can + * emit configurationRemoved signal later + */ + ptr->mutex.lock(); + QList<SSIDInfo* > known_iaps = notDiscoveredWLANConfigs.values(toIcdConfig(ptr)->network_id); +rescan_list: + if (!known_iaps.isEmpty()) { + for (int k=0; k<known_iaps.size(); ++k) { + SSIDInfo *iap = known_iaps.at(k); + + if (iap->wlan_security == + network_attrs_to_security(ap.scan.network_attrs)) { + /* Remove IAP from the list */ + notDiscoveredWLANConfigs.remove(toIcdConfig(ptr)->network_id, iap); +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug() << "Removed IAP" << iap->iap_id << "from unknown config"; +#endif + known_iaps.removeAt(k); + delete iap; + goto rescan_list; + } + } + } + ptr->mutex.unlock(); } } else { - IcdNetworkConfigurationPrivate *cpPriv = new IcdNetworkConfigurationPrivate; - - QString hrs = scanned_ssid.data(); - - cpPriv->name = ap.network_name.isEmpty() ? hrs : ap.network_name; - cpPriv->isValid = true; - // Note: id is now ssid, it should be set to IAP id if the IAP is saved - cpPriv->id = scanned_ssid.data(); - cpPriv->network_id = scanned_ssid; - cpPriv->iap_type = ap.scan.network_type; - if (cpPriv->iap_type.isEmpty()) - cpPriv->iap_type = QLatin1String("WLAN"); - cpPriv->network_attrs = ap.scan.network_attrs; - cpPriv->service_id = ap.scan.service_id; - cpPriv->service_type = ap.scan.service_type; - cpPriv->service_attrs = ap.scan.service_attrs; - - cpPriv->type = QNetworkConfiguration::InternetAccessPoint; - cpPriv->state = QNetworkConfiguration::Undefined; + /* Non saved access point data */ + QByteArray scanned_ssid = ap.scan.network_id; + if (!accessPointConfigurations.contains(scanned_ssid)) { + IcdNetworkConfigurationPrivate *cpPriv = new IcdNetworkConfigurationPrivate; + QString hrs = scanned_ssid.data(); + + cpPriv->name = ap.network_name.isEmpty() ? hrs : ap.network_name; + cpPriv->isValid = true; + cpPriv->id = scanned_ssid.data(); // Note: id is now ssid, it should be set to IAP id if the IAP is saved + cpPriv->network_id = scanned_ssid; + cpPriv->iap_type = ap.scan.network_type; + cpPriv->network_attrs = ap.scan.network_attrs; + cpPriv->service_id = ap.scan.service_id; + cpPriv->service_type = ap.scan.service_type; + cpPriv->service_attrs = ap.scan.service_attrs; + + cpPriv->type = QNetworkConfiguration::InternetAccessPoint; + cpPriv->state = QNetworkConfiguration::Undefined; #ifdef BEARER_MANAGEMENT_DEBUG - qDebug() << "IAP with network id" << cpPriv->id << "was found in the scan."; + qDebug() << "IAP with network id" << cpPriv->id << "was found in the scan."; #endif - previous.removeAll(cpPriv->id); + QNetworkConfigurationPrivatePointer ptr(cpPriv); + accessPointConfigurations.insert(ptr->id, ptr); - QNetworkConfigurationPrivatePointer ptr(cpPriv); - accessPointConfigurations.insert(ptr->id, ptr); + locker.unlock(); + emit configurationAdded(ptr); + locker.relock(); + } else { + knownConfigs.removeOne(scanned_ssid); + } + } + } + } + + if (!firstUpdate) { + // Update Defined status to all defined WLAN IAPs which + // could not be found when access points were scanned + QHashIterator<QByteArray, SSIDInfo* > i(notDiscoveredWLANConfigs); + while (i.hasNext()) { + i.next(); + SSIDInfo *iap = i.value(); + QString iap_id = iap->iap_id; + //qDebug() << i.key() << ": " << iap_id; + + QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.value(iap_id); + if (ptr) { + QMutexLocker configLocker(&ptr->mutex); + + // WLAN AccessPoint configuration could not be Discovered + // => Make sure that configuration state is Defined + if (ptr->state > QNetworkConfiguration::Defined) { + ptr->state = QNetworkConfiguration::Defined; + + configLocker.unlock(); + locker.unlock(); + emit configurationChanged(ptr); + locker.relock(); + } + } + } + /* Remove non existing iaps since last update */ + foreach (const QString &oldIface, knownConfigs) { + QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.take(oldIface); + if (ptr) { locker.unlock(); - emit configurationAdded(ptr); + emit configurationRemoved(ptr); locker.relock(); + //if we would have SNAP support we would have to remove the references + //from existing ServiceNetworks to the removed access point configuration } } } - while (!previous.isEmpty()) { - QNetworkConfigurationPrivatePointer ptr = - accessPointConfigurations.take(previous.takeFirst()); + QMutableHashIterator<QByteArray, SSIDInfo* > i(notDiscoveredWLANConfigs); + while (i.hasNext()) { + i.next(); + SSIDInfo *iap = i.value(); + delete iap; + i.remove(); + } + if (!firstUpdate) { locker.unlock(); - emit configurationRemoved(ptr); + emit updateCompleted(); locker.relock(); } - if (sender()) { - locker.unlock(); - emit updateCompleted(); + if (firstUpdate) + firstUpdate = false; +} + +QNetworkConfigurationPrivatePointer QIcdEngine::defaultConfiguration() +{ + QMutexLocker locker(&mutex); + + // Here we just return [ANY] request to icd and let the icd decide which IAP to connect. + return userChoiceConfigurations.value(OSSO_IAP_ANY); +} + +void QIcdEngine::startListeningStateSignalsForAllConnections() +{ + QMutexLocker locker(&mutex); + + // Start listening ICD_DBUS_API_STATE_SIG signals + m_dbusInterface->connection().connect(ICD_DBUS_API_INTERFACE, + ICD_DBUS_API_PATH, + ICD_DBUS_API_INTERFACE, + ICD_DBUS_API_STATE_SIG, + this, SLOT(connectionStateSignalsSlot(QDBusMessage))); + + // Calling ICD_DBUS_API_STATE_REQ makes sure that initial state will be updated immediately + m_gettingInitialConnectionState = true; + m_dbusInterface->call(ICD_DBUS_API_STATE_REQ); +} + +void QIcdEngine::connectionStateSignalsSlot(QDBusMessage msg) +{ + QMutexLocker locker(&mutex); + + QList<QVariant> arguments = msg.arguments(); + if (arguments[1].toUInt() != 0 || arguments.count() < 8) { + return; } + + QString iapid = arguments[5].toByteArray().data(); + uint icd_connection_state = arguments[7].toUInt(); + + switch (icd_connection_state) { + case ICD_STATE_CONNECTED: + { + QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.value(iapid); + if (ptr) { + QMutexLocker configLocker(&ptr->mutex); + + ptr->type = QNetworkConfiguration::InternetAccessPoint; + if (ptr->state != QNetworkConfiguration::Active) { + ptr->state = QNetworkConfiguration::Active; + if (!m_gettingInitialConnectionState) { + configLocker.unlock(); + locker.unlock(); + emit configurationChanged(ptr); + locker.relock(); + } + m_onlineIapId = iapid; + } + } else { + // This gets called when new WLAN IAP is created using Connection dialog + // At this point Undefined WLAN configuration has SSID as iap id + // => Because of that configuration can not be found from + // accessPointConfigurations using correct iap id + m_onlineIapId = iapid; + } + break; + } + case ICD_STATE_DISCONNECTED: + { + QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.value(iapid); + if (ptr) { + QMutexLocker configLocker(&ptr->mutex); + + ptr->type = QNetworkConfiguration::InternetAccessPoint; + if (ptr->state == QNetworkConfiguration::Active) { + ptr->state = QNetworkConfiguration::Discovered; + if (!m_gettingInitialConnectionState) { + configLocker.unlock(); + locker.unlock(); + emit configurationChanged(ptr); + locker.relock(); + + // Note: If ICD switches used IAP from one to another: + // 1) new IAP is reported to be online first + // 2) old IAP is reported to be offline then + // => Device can be reported to be offline only + // if last known online IAP is reported to be disconnected + if (iapid == m_onlineIapId) { + // It's known that there is only one global ICD connection + // => Because ICD state was reported to be DISCONNECTED, Device is offline + m_onlineIapId.clear(); + } + } + } + } else { + // Disconnected IAP was not found from accessPointConfigurations + // => Reason: Online IAP was removed which resulted ICD to disconnect + if (iapid == m_onlineIapId) { + // It's known that there is only one global ICD connection + // => Because ICD state was reported to be DISCONNECTED, Device is offline + m_onlineIapId.clear(); + } + } + break; + } + default: + break; + } + + locker.unlock(); + emit iapStateChanged(iapid, icd_connection_state); + locker.relock(); + + m_gettingInitialConnectionState = false; } -void QIcdEngine::deleteConfiguration(const QString &iap_id) +void QIcdEngine::requestUpdate() { QMutexLocker locker(&mutex); - /* Called when IAPs are deleted in db, in this case we do not scan - * or read all the IAPs from db because it might take too much power - * (multiple applications would need to scan and read all IAPs from db) - */ - QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.take(iap_id); - if (ptr) { -#ifdef BEARER_MANAGEMENT_DEBUG - qDebug() << "IAP" << iap_id << "was removed from storage."; -#endif + if (m_scanGoingOn) { + return; + } + m_scanGoingOn = true; + + m_dbusInterface->connection().connect(ICD_DBUS_API_INTERFACE, + ICD_DBUS_API_PATH, + ICD_DBUS_API_INTERFACE, + ICD_DBUS_API_SCAN_SIG, + this, SLOT(asyncUpdateConfigurationsSlot(QDBusMessage))); + + QDBusMessage msg = m_dbusInterface->call(ICD_DBUS_API_SCAN_REQ, + (uint)ICD_SCAN_REQUEST_ACTIVE); + m_typesToBeScanned = msg.arguments()[0].value<QStringList>(); + m_scanTimer.start(ICD_SHORT_SCAN_TIMEOUT); +} - locker.unlock(); - emit configurationRemoved(ptr); - } else { -#ifdef BEARER_MANAGEMENT_DEBUG - qDebug("IAP: %s, already missing from the known list", iap_id.toAscii().data()); -#endif +void QIcdEngine::cancelAsyncConfigurationUpdate() +{ + QMutexLocker locker(&mutex); + + if (!m_scanGoingOn) { + return; } + m_scanGoingOn = false; + + if (m_scanTimer.isActive()) { + m_scanTimer.stop(); + } + + m_dbusInterface->connection().disconnect(ICD_DBUS_API_INTERFACE, + ICD_DBUS_API_PATH, + ICD_DBUS_API_INTERFACE, + ICD_DBUS_API_SCAN_SIG, + this, SLOT(asyncUpdateConfigurationsSlot(QDBusMessage))); + + // Stop scanning rounds by calling ICD_DBUS_API_SCAN_CANCEL + // <=> If ICD_DBUS_API_SCAN_CANCEL is not called, new scanning round will + // be started after the module scan timeout. + m_dbusInterface->call(ICD_DBUS_API_SCAN_CANCEL); } -QNetworkConfigurationManager::Capabilities QIcdEngine::capabilities() const +void QIcdEngine::finishAsyncConfigurationUpdate() { - return QNetworkConfigurationManager::CanStartAndStopInterfaces | - QNetworkConfigurationManager::DataStatistics | - QNetworkConfigurationManager::ForcedRoaming | - QNetworkConfigurationManager::NetworkSessionRequired; + QMutexLocker locker(&mutex); + + cancelAsyncConfigurationUpdate(); + doRequestUpdate(m_scanResult); + m_scanResult.clear(); } -QNetworkSessionPrivate *QIcdEngine::createSessionBackend() +void QIcdEngine::asyncUpdateConfigurationsSlot(QDBusMessage msg) { - return new QNetworkSessionPrivateImpl(this); + QMutexLocker locker(&mutex); + + QList<QVariant> arguments = msg.arguments(); + uint icd_scan_status = arguments.takeFirst().toUInt(); + if (icd_scan_status == ICD_SCAN_COMPLETE) { + m_typesToBeScanned.removeOne(arguments[6].toString()); + if (!m_typesToBeScanned.count()) { + finishAsyncConfigurationUpdate(); + } + } else { + Maemo::IcdScanResult scanResult; + scanResult.status = icd_scan_status; + scanResult.timestamp = arguments.takeFirst().toUInt(); + scanResult.scan.service_type = arguments.takeFirst().toString(); + scanResult.service_name = arguments.takeFirst().toString(); + scanResult.scan.service_attrs = arguments.takeFirst().toUInt(); + scanResult.scan.service_id = arguments.takeFirst().toString(); + scanResult.service_priority = arguments.takeFirst().toInt(); + scanResult.scan.network_type = arguments.takeFirst().toString(); + scanResult.network_name = arguments.takeFirst().toString(); + scanResult.scan.network_attrs = arguments.takeFirst().toUInt(); + scanResult.scan.network_id = arguments.takeFirst().toByteArray(); + scanResult.network_priority = arguments.takeFirst().toInt(); + scanResult.signal_strength = arguments.takeFirst().toInt(); + scanResult.station_id = arguments.takeFirst().toString(); + scanResult.signal_dB = arguments.takeFirst().toInt(); + + m_scanResult.append(scanResult); + } } -QNetworkConfigurationPrivatePointer QIcdEngine::defaultConfiguration() +void QIcdEngine::cleanup() +{ + if (m_scanGoingOn) { + m_scanTimer.stop(); + m_dbusInterface->call(ICD_DBUS_API_SCAN_CANCEL); + } + iapMonitor->cleanup(); +} + +bool QIcdEngine::hasIdentifier(const QString &id) { QMutexLocker locker(&mutex); - // Here we just return [ANY] request to icd and let the icd decide which IAP to connect. - return userChoiceConfigurations.value(OSSO_IAP_ANY); + return accessPointConfigurations.contains(id) || + snapConfigurations.contains(id) || + userChoiceConfigurations.contains(id); } +QNetworkSessionPrivate *QIcdEngine::createSessionBackend() +{ + return new QNetworkSessionPrivateImpl(this); +} + +#include "qicdengine.moc" + QT_END_NAMESPACE + +#endif // QT_NO_BEARERMANAGEMENT |