qdbusserver.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// Copyright (C) 2016 Intel Corporation.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#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
 
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);
    Q_ASSERT(d != nullptr);
 
    QObject::connect(d, SIGNAL(newServerConnection(QDBusConnectionPrivate*)),
                     this, SLOT(_q_newConnection(QDBusConnectionPrivate*)), Qt::QueuedConnection);
}
 
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);
    Q_ASSERT(d != nullptr);
 
    QObject::connect(d, SIGNAL(newServerConnection(QDBusConnectionPrivate*)),
                     this, SLOT(_q_newConnection(QDBusConnectionPrivate*)), Qt::QueuedConnection);
}
 
QDBusServer::~QDBusServer()
{
    if (!d)
        return;
 
    auto manager = QDBusConnectionManager::instance();
    if (!manager)
        return;
 
    QMutexLocker locker(&manager->mutex);
    QWriteLocker writeLocker(&d->lock);
    for (const QString &name : std::as_const(d->serverConnectionNames))
        manager->removeConnection(name);
    d->serverConnectionNames.clear();
    locker.unlock();
 
    d->serverObject = nullptr;
    d->ref.storeRelaxed(0);
    d->deleteLater();
}
 
bool QDBusServer::isConnected() const
{
    return d && d->server && q_dbus_server_get_is_connected(d->server);
}
 
QDBusError QDBusServer::lastError() const
{
    return d ? d->lastError : QDBusError(QDBusError::Disconnected, QDBusUtil::disconnectedErrorMessage());
}
 
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;
}
 
void QDBusServer::setAnonymousAuthenticationAllowed(bool value)
{
    if (!d)
        return;
 
    d->anonymousAuthenticationAllowed = value;
}
 
bool QDBusServer::isAnonymousAuthenticationAllowed() const
{
    if (!d)
        return false;
 
    return d->anonymousAuthenticationAllowed;
}
 
QT_END_NAMESPACE
 
#include "moc_qdbusserver.cpp"
 
#endif // QT_NO_DBUS