diff options
Diffstat (limited to 'src/plugins/networkinformation/networklistmanager/qnetworklistmanagerevents.cpp')
| -rw-r--r-- | src/plugins/networkinformation/networklistmanager/qnetworklistmanagerevents.cpp | 190 |
1 files changed, 140 insertions, 50 deletions
diff --git a/src/plugins/networkinformation/networklistmanager/qnetworklistmanagerevents.cpp b/src/plugins/networkinformation/networklistmanager/qnetworklistmanagerevents.cpp index bac5c1f339..caa5046751 100644 --- a/src/plugins/networkinformation/networklistmanager/qnetworklistmanagerevents.cpp +++ b/src/plugins/networkinformation/networklistmanager/qnetworklistmanagerevents.cpp @@ -1,43 +1,18 @@ -/**************************************************************************** -** -** 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2021 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #include "qnetworklistmanagerevents.h" +#include <QtCore/private/qsystemerror_p.h> + +#include <QtCore/qpointer.h> + +#include <mutex> + +#if QT_CONFIG(cpp_winrt) +#include <QtCore/private/qt_winrtbase_p.h> + +#include <winrt/Windows.Networking.Connectivity.h> +#endif // QT_CONFIG(cpp_winrt) QT_BEGIN_NAMESPACE @@ -60,7 +35,7 @@ QNetworkListManagerEvents::QNetworkListManagerEvents() : QObject(nullptr) IID_INetworkListManager, &networkListManager); if (FAILED(hr)) { qCWarning(lcNetInfoNLM) << "Could not get a NetworkListManager instance:" - << errorStringFromHResult(hr); + << QSystemError::windowsComString(hr); return; } @@ -72,7 +47,7 @@ QNetworkListManagerEvents::QNetworkListManagerEvents() : QObject(nullptr) } if (FAILED(hr)) { qCWarning(lcNetInfoNLM) << "Failed to get connection point for network list manager events:" - << errorStringFromHResult(hr); + << QSystemError::windowsComString(hr); } } @@ -110,31 +85,68 @@ bool QNetworkListManagerEvents::start() auto hr = connectionPoint->Advise(this, &cookie); if (FAILED(hr)) { qCWarning(lcNetInfoNLM) << "Failed to subscribe to network connectivity events:" - << errorStringFromHResult(hr); + << QSystemError::windowsComString(hr); return false; } // Update connectivity since it might have changed since this class was constructed NLM_CONNECTIVITY connectivity; hr = networkListManager->GetConnectivity(&connectivity); - if (FAILED(hr)) - qCWarning(lcNetInfoNLM) << "Could not get connectivity:" << errorStringFromHResult(hr); - else + if (FAILED(hr)) { + qCWarning(lcNetInfoNLM) << "Could not get connectivity:" + << QSystemError::windowsComString(hr); + } else { emit connectivityChanged(connectivity); + } + +#if QT_CONFIG(cpp_winrt) + using namespace winrt::Windows::Networking::Connectivity; + using winrt::Windows::Foundation::IInspectable; + try { + // Register for changes in the network and store a token to unregister later: + token = NetworkInformation::NetworkStatusChanged( + [owner = QPointer(this)](const IInspectable sender) { + Q_UNUSED(sender); + if (owner) { + std::scoped_lock locker(owner->winrtLock); + if (owner->token) + owner->emitWinRTUpdates(); + } + }); + } catch (const winrt::hresult_error &ex) { + qCWarning(lcNetInfoNLM) << "Failed to register network status changed callback:" + << QSystemError::windowsComString(ex.code()); + } + + // Emit initial state + emitWinRTUpdates(); +#endif + return true; } -bool QNetworkListManagerEvents::stop() +void QNetworkListManagerEvents::stop() { Q_ASSERT(connectionPoint); auto hr = connectionPoint->Unadvise(cookie); if (FAILED(hr)) { qCWarning(lcNetInfoNLM) << "Failed to unsubscribe from network connectivity events:" - << errorStringFromHResult(hr); - return false; + << QSystemError::windowsComString(hr); + } else { + cookie = 0; } - cookie = 0; - return true; + // Even if we fail we should still try to unregister from winrt events: + +#if QT_CONFIG(cpp_winrt) + // Try to synchronize unregistering with potentially in-progress callbacks + std::scoped_lock locker(winrtLock); + if (token) { + using namespace winrt::Windows::Networking::Connectivity; + // Pass the token we stored earlier to unregister: + NetworkInformation::NetworkStatusChanged(token); + token = {}; + } +#endif } bool QNetworkListManagerEvents::checkBehindCaptivePortal() @@ -158,7 +170,7 @@ bool QNetworkListManagerEvents::checkBehindCaptivePortal() VariantInit(&variant); const auto scopedVariantClear = qScopeGuard([&variant]() { VariantClear(&variant); }); - const wchar_t *versions[] = { NA_InternetConnectivityV6, NA_InternetConnectivityV4 }; + const wchar_t *versions[] = { L"NA_InternetConnectivityV6", L"NA_InternetConnectivityV4" }; for (const auto version : versions) { hr = propertyBag->Read(version, &variant, nullptr); if (SUCCEEDED(hr) @@ -175,4 +187,82 @@ bool QNetworkListManagerEvents::checkBehindCaptivePortal() return false; } +#if QT_CONFIG(cpp_winrt) +namespace { +using namespace winrt::Windows::Networking::Connectivity; +// NB: this isn't part of "network list manager", but sadly NLM doesn't have an +// equivalent API (at least not that I've found...)! +[[nodiscard]] +QNetworkInformation::TransportMedium getTransportMedium(const ConnectionProfile &profile) +{ + if (profile.IsWwanConnectionProfile()) + return QNetworkInformation::TransportMedium::Cellular; + if (profile.IsWlanConnectionProfile()) + return QNetworkInformation::TransportMedium::WiFi; + + NetworkAdapter adapter(nullptr); + try { + adapter = profile.NetworkAdapter(); + } catch (const winrt::hresult_error &ex) { + qCWarning(lcNetInfoNLM) << "Failed to obtain network adapter:" + << QSystemError::windowsComString(ex.code()); + // pass, we will return Unknown anyway + } + if (adapter == nullptr) + return QNetworkInformation::TransportMedium::Unknown; + + // Note: Bluetooth is given an iana iftype of 6, which is the same as Ethernet. + // In Windows itself there is clearly a distinction between a Bluetooth PAN + // and an Ethernet LAN, though it is not clear how they make this distinction. + auto fromIanaId = [](quint32 ianaId) -> QNetworkInformation::TransportMedium { + // https://www.iana.org/assignments/ianaiftype-mib/ianaiftype-mib + switch (ianaId) { + case 6: + return QNetworkInformation::TransportMedium::Ethernet; + case 71: // Should be handled before entering this lambda + return QNetworkInformation::TransportMedium::WiFi; + } + return QNetworkInformation::TransportMedium::Unknown; + }; + + return fromIanaId(adapter.IanaInterfaceType()); +} + +[[nodiscard]] bool getMetered(const ConnectionProfile &profile) +{ + ConnectionCost cost(nullptr); + try { + cost = profile.GetConnectionCost(); + } catch (const winrt::hresult_error &ex) { + qCWarning(lcNetInfoNLM) << "Failed to obtain connection cost:" + << QSystemError::windowsComString(ex.code()); + // pass, we return false if we get an empty object back anyway + } + if (cost == nullptr) + return false; + NetworkCostType type = cost.NetworkCostType(); + return type == NetworkCostType::Fixed || type == NetworkCostType::Variable; +} +} // unnamed namespace + +void QNetworkListManagerEvents::emitWinRTUpdates() +{ + using namespace winrt::Windows::Networking::Connectivity; + ConnectionProfile profile = nullptr; + try { + profile = NetworkInformation::GetInternetConnectionProfile(); + } catch (const winrt::hresult_error &ex) { + qCWarning(lcNetInfoNLM) << "Failed to obtain connection profile:" + << QSystemError::windowsComString(ex.code()); + // pass, we would just return early if we get an empty object back anyway + } + if (profile == nullptr) + return; + emit transportMediumChanged(getTransportMedium(profile)); + emit isMeteredChanged(getMetered(profile)); +} +#endif // QT_CONFIG(cpp_winrt) + QT_END_NAMESPACE + +#include "moc_qnetworklistmanagerevents.cpp" |