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author | MÃ¥rten Nordheim <marten.nordheim@qt.io> | 2021-01-28 09:56:23 +0100 |
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committer | Qt Cherry-pick Bot <cherrypick_bot@qt-project.org> | 2021-02-06 10:28:14 +0000 |
commit | b063d22147c9945e0686d43e0b00a062677d11c3 (patch) | |
tree | f0e930cbffa425f15a5da031597e187564f6927a /src/plugins/networkinformationbackends/scnetworkreachability | |
parent | d6f00c637d6e12986a42e3c00622e7801b55a5d0 (diff) |
SCNetworkReachability based backend for QNetworkInformation
For macOS/iOS. Based on the code Timur wrote for QNetworkStatusMonitor,
and uses QNetworkConnectionMonitor. It has less detail than the other
backends which is unfortunate but should be fine!
Task-number: QTBUG-86966
Change-Id: I0d5930d539f9668f001d6f85c86c9df0803d0f60
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>
(cherry picked from commit 309a2360fdb3e9c1b07d2937859c521da187c486)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
Diffstat (limited to 'src/plugins/networkinformationbackends/scnetworkreachability')
2 files changed, 155 insertions, 0 deletions
diff --git a/src/plugins/networkinformationbackends/scnetworkreachability/CMakeLists.txt b/src/plugins/networkinformationbackends/scnetworkreachability/CMakeLists.txt new file mode 100644 index 0000000000..d4a1c52c3f --- /dev/null +++ b/src/plugins/networkinformationbackends/scnetworkreachability/CMakeLists.txt @@ -0,0 +1,10 @@ +qt_internal_add_plugin(QSCNetworkReachabilityNetworkInformationBackend + OUTPUT_NAME scnetworkreachabilitynetworkinformationbackend + TYPE networkinformationbackends + DEFAULT_IF APPLE + SOURCES + qscnetworkreachabilitynetworkinformationbackend.mm + PUBLIC_LIBRARIES + Qt::NetworkPrivate + ${FWSystemConfiguration} +) diff --git a/src/plugins/networkinformationbackends/scnetworkreachability/qscnetworkreachabilitynetworkinformationbackend.mm b/src/plugins/networkinformationbackends/scnetworkreachability/qscnetworkreachabilitynetworkinformationbackend.mm new file mode 100644 index 0000000000..c732afc012 --- /dev/null +++ b/src/plugins/networkinformationbackends/scnetworkreachability/qscnetworkreachabilitynetworkinformationbackend.mm @@ -0,0 +1,145 @@ +/**************************************************************************** +** +** Copyright (C) 2021 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtNetwork module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtNetwork/private/qnetworkinformation_p.h> + +#include <QtNetwork/private/qnetconmonitor_p.h> + +#include <QtCore/qglobal.h> +#include <QtCore/private/qobject_p.h> + +QT_BEGIN_NAMESPACE +Q_DECLARE_LOGGING_CATEGORY(lcNetInfoSCR) +Q_LOGGING_CATEGORY(lcNetInfoSCR, "qt.network.info.scnetworkreachability"); + + +static QString backendName = QStringLiteral("scnetworkreachability"); + +class QSCNetworkReachabilityNetworkInformationBackend : public QNetworkInformationBackend +{ + Q_OBJECT +public: + QSCNetworkReachabilityNetworkInformationBackend(); + ~QSCNetworkReachabilityNetworkInformationBackend(); + + QString name() const override { return backendName; } + QNetworkInformation::Features featuresSupported() const override + { + return featuresSupportedStatic(); + } + + static QNetworkInformation::Features featuresSupportedStatic() + { + return QNetworkInformation::Features(QNetworkInformation::Feature::Reachability); + } + +private Q_SLOTS: + void reachabilityChanged(bool isOnline); + +private: + Q_DISABLE_COPY_MOVE(QSCNetworkReachabilityNetworkInformationBackend); + + QNetworkConnectionMonitor ipv4Probe; + QNetworkConnectionMonitor ipv6Probe; +}; + +class QSCNetworkReachabilityNetworkInformationBackendFactory : public QNetworkInformationBackendFactory +{ + Q_OBJECT + Q_PLUGIN_METADATA(IID QNetworkInformationBackendFactory_iid) + Q_INTERFACES(QNetworkInformationBackendFactory) +public: + QSCNetworkReachabilityNetworkInformationBackendFactory() = default; + ~QSCNetworkReachabilityNetworkInformationBackendFactory() = default; + QString name() const override { return backendName; } + QNetworkInformation::Features featuresSupported() const override + { + return QSCNetworkReachabilityNetworkInformationBackend::featuresSupportedStatic(); + } + + QNetworkInformationBackend *create(QNetworkInformation::Features requiredFeatures) const override + { + if ((requiredFeatures & featuresSupported()) != requiredFeatures) + return nullptr; + return new QSCNetworkReachabilityNetworkInformationBackend(); + } + +private: + Q_DISABLE_COPY_MOVE(QSCNetworkReachabilityNetworkInformationBackendFactory); +}; + +QSCNetworkReachabilityNetworkInformationBackend::QSCNetworkReachabilityNetworkInformationBackend() +{ + bool isOnline = false; + if (ipv4Probe.setTargets(QHostAddress::AnyIPv4, {})) { + // We manage to create SCNetworkReachabilityRef for IPv4, let's + // read the last known state then! + isOnline |= ipv4Probe.isReachable(); + ipv4Probe.startMonitoring(); + } + + if (ipv6Probe.setTargets(QHostAddress::AnyIPv6, {})) { + // We manage to create SCNetworkReachability ref for IPv6, let's + // read the last known state then! + isOnline |= ipv6Probe.isReachable(); + ipv6Probe.startMonitoring(); + } + reachabilityChanged(isOnline); + + connect(&ipv4Probe, &QNetworkConnectionMonitor::reachabilityChanged, this, + &QSCNetworkReachabilityNetworkInformationBackend::reachabilityChanged, + Qt::QueuedConnection); + connect(&ipv6Probe, &QNetworkConnectionMonitor::reachabilityChanged, this, + &QSCNetworkReachabilityNetworkInformationBackend::reachabilityChanged, + Qt::QueuedConnection); +} + +QSCNetworkReachabilityNetworkInformationBackend::~QSCNetworkReachabilityNetworkInformationBackend() +{ +} + +void QSCNetworkReachabilityNetworkInformationBackend::reachabilityChanged(bool isOnline) +{ + setReachability(isOnline ? QNetworkInformation::Reachability::Online + : QNetworkInformation::Reachability::Disconnected); +} + +QT_END_NAMESPACE + +#include "qscnetworkreachabilitynetworkinformationbackend.moc" |