| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Copyright (C) 2016 Intel Corporation. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtDBus 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 |
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| ** 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 |
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| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qdbusserver.h" |
| #include "qdbusconnection_p.h" |
| #include "qdbusconnectionmanager_p.h" |
| #include "qdbusutil_p.h" |
| |
| #include <QtCore/private/qlocking_p.h> |
| |
| #ifndef QT_NO_DBUS |
| |
| QT_BEGIN_NAMESPACE |
| |
| /*! |
| \class QDBusServer |
| \inmodule QtDBus |
| |
| \brief The QDBusServer class provides peer-to-peer communication |
| between processes on the same computer. |
| */ |
| |
| /*! |
| Constructs a QDBusServer with the given \a address, and the given |
| \a parent. |
| */ |
| QDBusServer::QDBusServer(const QString &address, QObject *parent) |
| : QObject(parent), d(nullptr) |
| { |
| if (address.isEmpty()) |
| return; |
| |
| if (!qdbus_loadLibDBus()) |
| return; |
| |
| QDBusConnectionManager *instance = QDBusConnectionManager::instance(); |
| if (!instance) |
| return; |
| |
| emit instance->serverRequested(address, this); |
| QObject::connect(d, SIGNAL(newServerConnection(QDBusConnectionPrivate*)), |
| this, SLOT(_q_newConnection(QDBusConnectionPrivate*)), Qt::QueuedConnection); |
| } |
| |
| /*! |
| Constructs a QDBusServer with the given \a parent. The server will listen |
| for connections in \c {/tmp} (on Unix systems) or on a TCP port bound to |
| localhost (elsewhere). |
| */ |
| QDBusServer::QDBusServer(QObject *parent) |
| : QObject(parent), d(nullptr) |
| { |
| #ifdef Q_OS_UNIX |
| // Use Unix sockets on Unix systems only |
| const QString address = QStringLiteral("unix:tmpdir=/tmp"); |
| #else |
| const QString address = QStringLiteral("tcp:"); |
| #endif |
| |
| if (!qdbus_loadLibDBus()) |
| return; |
| |
| QDBusConnectionManager *instance = QDBusConnectionManager::instance(); |
| if (!instance) |
| return; |
| |
| emit instance->serverRequested(address, this); |
| QObject::connect(d, SIGNAL(newServerConnection(QDBusConnectionPrivate*)), |
| this, SLOT(_q_newConnection(QDBusConnectionPrivate*)), Qt::QueuedConnection); |
| } |
| |
| /*! |
| Destructs a QDBusServer |
| */ |
| QDBusServer::~QDBusServer() |
| { |
| QMutex *managerMutex = nullptr; |
| if (QDBusConnectionManager::instance()) |
| managerMutex = &QDBusConnectionManager::instance()->mutex; |
| QMutexLocker locker(managerMutex); |
| QWriteLocker writeLocker(&d->lock); |
| if (QDBusConnectionManager::instance()) { |
| for (const QString &name : qAsConst(d->serverConnectionNames)) |
| QDBusConnectionManager::instance()->removeConnection(name); |
| d->serverConnectionNames.clear(); |
| locker.unlock(); |
| } |
| d->serverObject = nullptr; |
| d->ref.storeRelaxed(0); |
| d->deleteLater(); |
| } |
| |
| /*! |
| Returns \c true if this QDBusServer object is connected. |
| |
| If it isn't connected, you need to call the constructor again. |
| */ |
| bool QDBusServer::isConnected() const |
| { |
| return d && d->server && q_dbus_server_get_is_connected(d->server); |
| } |
| |
| /*! |
| Returns the last error that happened in this server. |
| |
| This function is provided for low-level code. |
| */ |
| QDBusError QDBusServer::lastError() const |
| { |
| return d ? d->lastError : QDBusError(QDBusError::Disconnected, QDBusUtil::disconnectedErrorMessage()); |
| } |
| |
| /*! |
| Returns the address this server is associated with. |
| */ |
| QString QDBusServer::address() const |
| { |
| QString addr; |
| if (d && d->server) { |
| char *c = q_dbus_server_get_address(d->server); |
| addr = QString::fromUtf8(c); |
| q_dbus_free(c); |
| } |
| |
| return addr; |
| } |
| |
| /*! |
| \since 5.3 |
| |
| If \a value is set to true, an incoming connection can proceed even if the |
| connecting client is not authenticated as a user. |
| |
| By default, this value is false. |
| |
| \sa isAnonymousAuthenticationAllowed() |
| */ |
| void QDBusServer::setAnonymousAuthenticationAllowed(bool value) |
| { |
| d->anonymousAuthenticationAllowed = value; |
| } |
| |
| /*! |
| \since 5.3 |
| |
| Returns true if anonymous authentication is allowed. |
| |
| \sa setAnonymousAuthenticationAllowed() |
| */ |
| bool QDBusServer::isAnonymousAuthenticationAllowed() const |
| { |
| return d->anonymousAuthenticationAllowed; |
| } |
| |
| /*! |
| \fn void QDBusServer::newConnection(const QDBusConnection &connection) |
| |
| This signal is emitted when a new client connection \a connection is |
| established to the server. |
| */ |
| |
| QT_END_NAMESPACE |
| |
| #include "moc_qdbusserver.cpp" |
| |
| #endif // QT_NO_DBUS |