diff options
Diffstat (limited to 'src/plugins/bearer/icd/qicdengine.cpp')
| -rw-r--r-- | src/plugins/bearer/icd/qicdengine.cpp | 416 |
1 files changed, 416 insertions, 0 deletions
diff --git a/src/plugins/bearer/icd/qicdengine.cpp b/src/plugins/bearer/icd/qicdengine.cpp new file mode 100644 index 0000000..3233eda --- /dev/null +++ b/src/plugins/bearer/icd/qicdengine.cpp @@ -0,0 +1,416 @@ +/**************************************************************************** +** +** 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 plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qicdengine.h" +#include "monitor.h" +#include "qnetworksession_impl.h" + +#include <libicd-network-wlan-dev.h> +#include <maemo_icd.h> +#include <iapconf.h> + +QT_BEGIN_NAMESPACE + +IcdNetworkConfigurationPrivate::IcdNetworkConfigurationPrivate() +: network_attrs(0), service_attrs(0) +{ +} + +IcdNetworkConfigurationPrivate::~IcdNetworkConfigurationPrivate() +{ +} + +QString IcdNetworkConfigurationPrivate::bearerName() const +{ + if (iap_type == QLatin1String("WLAN_INFRA") || + iap_type == QLatin1String("WLAN_ADHOC")) { + return QLatin1String("WLAN"); + } else if (iap_type == QLatin1String("GPRS")) { + return QLatin1String("HSPA"); + } else { + return iap_type; + } +} + +static inline QString network_attrs_to_security(uint network_attrs) +{ + uint cap = 0; + nwattr2cap(network_attrs, &cap); /* from libicd-network-wlan-dev.h */ + if (cap & WLANCOND_OPEN) + return "NONE"; + else if (cap & WLANCOND_WEP) + return "WEP"; + else if (cap & WLANCOND_WPA_PSK) + return "WPA_PSK"; + else if (cap & WLANCOND_WPA_EAP) + return "WPA_EAP"; + return ""; +} + +QIcdEngine::QIcdEngine(QObject *parent) +: QBearerEngine(parent), iapMonitor(new IapMonitor) +{ + /* Turn on IAP monitoring */ + iapMonitor->setup(this); + + doRequestUpdate(); +} + +QIcdEngine::~QIcdEngine() +{ +} + +bool QIcdEngine::hasIdentifier(const QString &id) +{ + return accessPointConfigurations.contains(id) || + snapConfigurations.contains(id) || + userChoiceConfigurations.contains(id); +} + +void QIcdEngine::requestUpdate() +{ + QTimer::singleShot(0, this, SLOT(doRequestUpdate())); +} + +static uint32_t getNetworkAttrs(bool is_iap_id, + QString& iap_id, + QString& iap_type, + QString security_method) +{ + guint network_attr = 0; + dbus_uint32_t cap = 0; + + if (iap_type == "WLAN_INFRA") + cap |= WLANCOND_INFRA; + else if (iap_type == "WLAN_ADHOC") + cap |= WLANCOND_ADHOC; + + if (security_method.isEmpty() && (cap & (WLANCOND_INFRA | WLANCOND_ADHOC))) { + Maemo::IAPConf saved_ap(iap_id); + security_method = saved_ap.value("wlan_security").toString(); + } + + if (!security_method.isEmpty()) { + if (security_method == "WEP") + cap |= WLANCOND_WEP; + else if (security_method == "WPA_PSK") + cap |= WLANCOND_WPA_PSK; + else if (security_method == "WPA_EAP") + cap |= WLANCOND_WPA_EAP; + else if (security_method == "NONE") + cap |= WLANCOND_OPEN; + + if (cap & (WLANCOND_WPA_PSK | WLANCOND_WPA_EAP)) { + Maemo::IAPConf saved_iap(iap_id); + bool wpa2_only = saved_iap.value("EAP_wpa2_only_mode").toBool(); + if (wpa2_only) { + cap |= WLANCOND_WPA2; + } + } + } + + cap2nwattr(cap, &network_attr); + if (is_iap_id) + network_attr |= ICD_NW_ATTR_IAPNAME; + + return (uint32_t)network_attr; +} + +void QIcdEngine::doRequestUpdate() +{ + QStringList previous = accessPointConfigurations.keys(); + + /* All the scanned access points */ + QList<Maemo::IcdScanResult> scanned; + + /* We create a default configuration which is a pseudo config */ + if (!userChoiceConfigurations.contains(OSSO_IAP_ANY)) { + QNetworkConfigurationPrivatePointer ptr(new IcdNetworkConfigurationPrivate); + + 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; + + userChoiceConfigurations.insert(ptr->id, ptr); + emit configurationAdded(ptr); + } + + /* 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 escaped_iap_id, all_iaps) { + QByteArray ssid; + + /* The key that is returned by getAll() needs to be unescaped */ + gchar *unescaped_id = gconf_unescape_key(escaped_iap_id.toUtf8().data(), -1); + QString iap_id = QString((char *)unescaped_id); + g_free(unescaped_id); + + previous.removeAll(iap_id); + + Maemo::IAPConf saved_ap(iap_id); + bool is_temporary = saved_ap.value("temporary").toBool(); + if (is_temporary) { +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug() << "IAP" << iap_id << "is temporary, skipping it."; +#endif + continue; + } + + QString iap_type = saved_ap.value("type").toString(); + if (iap_type.startsWith("WLAN")) { + ssid = saved_ap.value("wlan_ssid").toByteArray(); + if (ssid.isEmpty()) { + qWarning() << "Cannot get ssid for" << iap_id; + continue; + } + + QString security_method = saved_ap.value("wlan_security").toString(); + } else if (iap_type.isEmpty()) { + qWarning() << "IAP" << iap_id << "network type is not set! Skipping it"; + continue; + } else { +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug() << "IAP" << iap_id << "network type is" << iap_type; +#endif + ssid.clear(); + } + + if (!accessPointConfigurations.contains(iap_id)) { + IcdNetworkConfigurationPrivate *cpPriv = new IcdNetworkConfigurationPrivate; + + 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; + cpPriv->isValid = true; + cpPriv->id = iap_id; + cpPriv->network_id = ssid; + cpPriv->network_attrs = getNetworkAttrs(true, iap_id, iap_type, QString()); + cpPriv->iap_type = iap_type; + cpPriv->service_id = saved_ap.value("service_id").toString(); + cpPriv->service_type = saved_ap.value("service_type").toString(); + cpPriv->type = QNetworkConfiguration::InternetAccessPoint; + cpPriv->state = QNetworkConfiguration::Defined; + + QNetworkConfigurationPrivatePointer ptr(cpPriv); + accessPointConfigurations.insert(iap_id, ptr); + emit configurationAdded(ptr); + +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug("IAP: %s, name: %s, ssid: %s, added to known list", + iap_id.toAscii().data(), ptr->name.toAscii().data(), + !ssid.isEmpty() ? ssid.data() : "-"); +#endif + } else { +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug("IAP: %s, ssid: %s, already exists in the known list", + iap_id.toAscii().data(), !ssid.isEmpty() ? ssid.data() : "-"); +#endif + } + } + + 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()) { + qWarning() << "Network scanning failed" << error; + } 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); + + bool changed = false; + + if (!ptr->isValid) { + ptr->isValid = true; + changed = true; + } + + if (ptr->state != QNetworkConfiguration::Discovered) { + ptr->state = QNetworkConfiguration::Discovered; + changed = true; + } + + toIcdConfig(ptr)->network_attrs = ap.scan.network_attrs; + toIcdConfig(ptr)->service_id = ap.scan.service_id; + toIcdConfig(ptr)->service_type = ap.scan.service_type; + toIcdConfig(ptr)->service_attrs = ap.scan.service_attrs; + +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug("IAP: %s, ssid: %s, discovered", + iapid.toAscii().data(), scanned_ssid.data()); +#endif + + if (changed) + emit configurationChanged(ptr); + + if (!ap.scan.network_type.startsWith("WLAN")) + continue; // not a wlan AP + } + } 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; + +#ifdef BEARER_MANAGEMENT_DEBUG + 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); + emit configurationAdded(ptr); + } + } + } + + while (!previous.isEmpty()) { + QNetworkConfigurationPrivatePointer ptr = + accessPointConfigurations.take(previous.takeFirst()); + + emit configurationRemoved(ptr); + } + + if (sender()) + emit updateCompleted(); +} + +void QIcdEngine::deleteConfiguration(const QString &iap_id) +{ + /* Called when IAPs are deleted in gconf, in this case we do not scan + * or read all the IAPs from gconf because it might take too much power + * (multiple applications would need to scan and read all IAPs from gconf) + */ + if (accessPointConfigurations.contains(iap_id)) { + QNetworkConfigurationPrivatePointer ptr = accessPointConfigurations.take(iap_id); + + if (ptr) { + ptr->isValid = false; +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug() << "IAP" << iap_id << "was removed from storage."; +#endif + + emit configurationRemoved(ptr); + } else { + qWarning("Configuration not found for IAP %s", iap_id.toAscii().data()); + } + } else { +#ifdef BEARER_MANAGEMENT_DEBUG + qDebug("IAP: %s, already missing from the known list", iap_id.toAscii().data()); +#endif + } +} + +QNetworkConfigurationManager::Capabilities QIcdEngine::capabilities() const +{ + return QNetworkConfigurationManager::CanStartAndStopInterfaces | + QNetworkConfigurationManager::DataStatistics | + QNetworkConfigurationManager::ForcedRoaming; +} + +QNetworkSessionPrivate *QIcdEngine::createSessionBackend() +{ + return new QNetworkSessionPrivateImpl(this); +} + +QNetworkConfigurationPrivatePointer QIcdEngine::defaultConfiguration() +{ + // Here we just return [ANY] request to icd and let the icd decide which IAP to connect. + return userChoiceConfigurations.value(OSSO_IAP_ANY); +} + +QT_END_NAMESPACE |