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Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12

1 files changed, 776 insertions, 0 deletions

diff --git a/src/dbus/qdbusabstractinterface.cpp b/src/dbus/qdbusabstractinterface.cpp
new file mode 100644
index 0000000000..9e82c09ed0
--- /dev/null
+++ b/src/dbus/qdbusabstractinterface.cpp
@@ -0,0 +1,776 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDBus module 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 "qdbusabstractinterface.h"
+#include "qdbusabstractinterface_p.h"
+
+#include <qthread.h>
+
+#include "qdbusargument.h"
+#include "qdbuspendingcall.h"
+#include "qdbusmessage_p.h"
+#include "qdbusmetaobject_p.h"
+#include "qdbusmetatype_p.h"
+#include "qdbusutil_p.h"
+
+#include <qdebug.h>
+
+#ifndef QT_NO_DBUS
+
+QT_BEGIN_NAMESPACE
+
+static QDBusError checkIfValid(const QString &service, const QString &path,
+                               const QString &interface, bool isDynamic, bool isPeer)
+{
+    // We should be throwing exceptions here... oh well
+    QDBusError error;
+
+    // dynamic interfaces (QDBusInterface) can have empty interfaces, but not service and object paths
+    // non-dynamic is the opposite: service and object paths can be empty, but not the interface
+    if (!isDynamic) {
+        // use assertion here because this should never happen, at all
+        Q_ASSERT_X(!interface.isEmpty(), "QDBusAbstractInterface", "Interface name cannot be empty");
+    }
+    if (!QDBusUtil::checkBusName(service, (isDynamic && !isPeer) ? QDBusUtil::EmptyNotAllowed : QDBusUtil::EmptyAllowed, &error))
+        return error;
+    if (!QDBusUtil::checkObjectPath(path, isDynamic ? QDBusUtil::EmptyNotAllowed : QDBusUtil::EmptyAllowed, &error))
+        return error;
+    if (!QDBusUtil::checkInterfaceName(interface, QDBusUtil::EmptyAllowed, &error))
+        return error;
+
+    // no error
+    return QDBusError();
+}
+
+QDBusAbstractInterfacePrivate::QDBusAbstractInterfacePrivate(const QString &serv,
+                                                             const QString &p,
+                                                             const QString &iface,
+                                                             const QDBusConnection& con,
+                                                             bool isDynamic)
+    : connection(con), service(serv), path(p), interface(iface),
+      lastError(checkIfValid(serv, p, iface, isDynamic, (connectionPrivate() &&
+                                                         connectionPrivate()->mode == QDBusConnectionPrivate::PeerMode))),
+      isValid(!lastError.isValid())
+{
+    if (!isValid)
+        return;
+
+    if (!connection.isConnected()) {
+        lastError = QDBusError(QDBusError::Disconnected,
+                               QLatin1String("Not connected to D-Bus server"));
+    } else if (!service.isEmpty()) {
+        currentOwner = connectionPrivate()->getNameOwner(service); // verify the name owner
+        if (currentOwner.isEmpty()) {
+            lastError = connectionPrivate()->lastError;
+        }
+    }
+}
+
+bool QDBusAbstractInterfacePrivate::canMakeCalls() const
+{
+    // recheck only if we have a wildcard (i.e. empty) service or path
+    // if any are empty, set the error message according to QDBusUtil
+    if (service.isEmpty() && connectionPrivate()->mode != QDBusConnectionPrivate::PeerMode)
+        return QDBusUtil::checkBusName(service, QDBusUtil::EmptyNotAllowed, &lastError);
+    if (path.isEmpty())
+        return QDBusUtil::checkObjectPath(path, QDBusUtil::EmptyNotAllowed, &lastError);
+    return true;
+}
+
+void QDBusAbstractInterfacePrivate::property(const QMetaProperty &mp, QVariant &where) const
+{
+    if (!isValid || !canMakeCalls()) {   // can't make calls
+        where.clear();
+        return;
+    }
+
+    // is this metatype registered?
+    const char *expectedSignature = "";
+    if (mp.type() != 0xff) {
+        expectedSignature = QDBusMetaType::typeToSignature(where.userType());
+        if (expectedSignature == 0) {
+            qWarning("QDBusAbstractInterface: type %s must be registered with QtDBus before it can be "
+                     "used to read property %s.%s",
+                     mp.typeName(), qPrintable(interface), mp.name());
+            lastError = QDBusError(QDBusError::Failed,
+                                   QString::fromLatin1("Unregistered type %1 cannot be handled")
+                                   .arg(QLatin1String(mp.typeName())));
+            where.clear();
+            return;
+        }
+    }
+
+    // try to read this property
+    QDBusMessage msg = QDBusMessage::createMethodCall(service, path,
+                                                      QLatin1String(DBUS_INTERFACE_PROPERTIES),
+                                                      QLatin1String("Get"));
+    QDBusMessagePrivate::setParametersValidated(msg, true);
+    msg << interface << QString::fromUtf8(mp.name());
+    QDBusMessage reply = connection.call(msg, QDBus::Block);
+
+    if (reply.type() != QDBusMessage::ReplyMessage) {
+        lastError = reply;
+        where.clear();
+        return;
+    }
+    if (reply.signature() != QLatin1String("v")) {
+        QString errmsg = QLatin1String("Invalid signature `%1' in return from call to "
+                                       DBUS_INTERFACE_PROPERTIES);
+        lastError = QDBusError(QDBusError::InvalidSignature, errmsg.arg(reply.signature()));
+        where.clear();
+        return;
+    }
+
+    QByteArray foundSignature;
+    const char *foundType = 0;
+    QVariant value = qvariant_cast<QDBusVariant>(reply.arguments().at(0)).variant();
+
+    if (value.userType() == where.userType() || mp.type() == 0xff
+        || (expectedSignature[0] == 'v' && expectedSignature[1] == '\0')) {
+        // simple match
+        where = value;
+        return;
+    }
+
+    if (value.userType() == qMetaTypeId<QDBusArgument>()) {
+        QDBusArgument arg = qvariant_cast<QDBusArgument>(value);
+
+        foundType = "user type";
+        foundSignature = arg.currentSignature().toLatin1();
+        if (foundSignature == expectedSignature) {
+            // signatures match, we can demarshall
+            QDBusMetaType::demarshall(arg, where.userType(), where.data());
+            return;
+        }
+    } else {
+        foundType = value.typeName();
+        foundSignature = QDBusMetaType::typeToSignature(value.userType());
+    }
+
+    // there was an error...
+    QString errmsg = QLatin1String("Unexpected `%1' (%2) when retrieving property `%3.%4' "
+                                   "(expected type `%5' (%6))");
+    lastError = QDBusError(QDBusError::InvalidSignature,
+                           errmsg.arg(QString::fromLatin1(foundType),
+                                      QString::fromLatin1(foundSignature),
+                                      interface,
+                                      QString::fromUtf8(mp.name()),
+                                      QString::fromLatin1(mp.typeName()),
+                                      QString::fromLatin1(expectedSignature)));
+    where.clear();
+    return;
+}
+
+bool QDBusAbstractInterfacePrivate::setProperty(const QMetaProperty &mp, const QVariant &value)
+{
+    if (!isValid || !canMakeCalls())    // can't make calls
+        return false;
+
+    // send the value
+    QDBusMessage msg = QDBusMessage::createMethodCall(service, path,
+                                                QLatin1String(DBUS_INTERFACE_PROPERTIES),
+                                                QLatin1String("Set"));
+    QDBusMessagePrivate::setParametersValidated(msg, true);
+    msg << interface << QString::fromUtf8(mp.name()) << QVariant::fromValue(QDBusVariant(value));
+    QDBusMessage reply = connection.call(msg, QDBus::Block);
+
+    if (reply.type() != QDBusMessage::ReplyMessage) {
+        lastError = reply;
+        return false;
+    }
+    return true;
+}
+
+void QDBusAbstractInterfacePrivate::_q_serviceOwnerChanged(const QString &name,
+                                                           const QString &oldOwner,
+                                                           const QString &newOwner)
+{
+    Q_UNUSED(oldOwner);
+    //qDebug() << "QDBusAbstractInterfacePrivate serviceOwnerChanged" << name << oldOwner << newOwner;
+    if (name == service) {
+        currentOwner = newOwner;
+    }
+}
+
+QDBusAbstractInterfaceBase::QDBusAbstractInterfaceBase(QDBusAbstractInterfacePrivate &d, QObject *parent)
+    : QObject(d, parent)
+{
+}
+
+int QDBusAbstractInterfaceBase::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
+{
+    int saved_id = _id;
+    _id = QObject::qt_metacall(_c, _id, _a);
+    if (_id < 0)
+        return _id;
+
+    if (_c == QMetaObject::ReadProperty || _c == QMetaObject::WriteProperty) {
+        QMetaProperty mp = metaObject()->property(saved_id);
+        int &status = *reinterpret_cast<int *>(_a[2]);
+        QVariant &variant = *reinterpret_cast<QVariant *>(_a[1]);
+
+        if (_c == QMetaObject::WriteProperty) {
+            status = d_func()->setProperty(mp, variant) ? 1 : 0;
+        } else {
+            d_func()->property(mp, variant);
+            status = variant.isValid() ? 1 : 0;
+        }
+        _id = -1;
+    }
+    return _id;
+}
+
+/*!
+    \class QDBusAbstractInterface
+    \inmodule QtDBus
+    \since 4.2
+
+    \brief The QDBusAbstractInterface class is the base class for all D-Bus interfaces in the QtDBus binding, allowing access to remote interfaces
+
+    Generated-code classes also derive from QDBusAbstractInterface,
+    all methods described here are also valid for generated-code
+    classes. In addition to those described here, generated-code
+    classes provide member functions for the remote methods, which
+    allow for compile-time checking of the correct parameters and
+    return values, as well as property type-matching and signal
+    parameter-matching.
+
+    \sa {qdbusxml2cpp.html}{The QDBus compiler}, QDBusInterface
+*/
+
+/*!
+    \internal
+    This is the constructor called from QDBusInterface::QDBusInterface.
+*/
+QDBusAbstractInterface::QDBusAbstractInterface(QDBusAbstractInterfacePrivate &d, QObject *parent)
+    : QDBusAbstractInterfaceBase(d, parent)
+{
+    // keep track of the service owner
+    if (d.isValid &&
+        d.connection.isConnected()
+        && !d.service.isEmpty()
+        && !d.service.startsWith(QLatin1Char(':')))
+        d_func()->connection.connect(QLatin1String(DBUS_SERVICE_DBUS), // service
+                                     QString(), // path
+                                     QLatin1String(DBUS_INTERFACE_DBUS), // interface
+                                     QLatin1String("NameOwnerChanged"),
+                                     QStringList() << d.service,
+                                     QString(), // signature
+                                     this, SLOT(_q_serviceOwnerChanged(QString,QString,QString)));
+}
+
+/*!
+    \internal
+    This is the constructor called from static classes derived from
+    QDBusAbstractInterface (i.e., those generated by dbusxml2cpp).
+*/
+QDBusAbstractInterface::QDBusAbstractInterface(const QString &service, const QString &path,
+                                               const char *interface, const QDBusConnection &con,
+                                               QObject *parent)
+    : QDBusAbstractInterfaceBase(*new QDBusAbstractInterfacePrivate(service, path, QString::fromLatin1(interface),
+                                                 con, false), parent)
+{
+    // keep track of the service owner
+    if (d_func()->isValid &&
+        d_func()->connection.isConnected()
+        && !service.isEmpty()
+        && !service.startsWith(QLatin1Char(':')))
+        d_func()->connection.connect(QLatin1String(DBUS_SERVICE_DBUS), // service
+                                     QString(), // path
+                                     QLatin1String(DBUS_INTERFACE_DBUS), // interface
+                                     QLatin1String("NameOwnerChanged"),
+                                     QStringList() << service,
+                                     QString(), //signature
+                                     this, SLOT(_q_serviceOwnerChanged(QString,QString,QString)));
+}
+
+/*!
+    Releases this object's resources.
+*/
+QDBusAbstractInterface::~QDBusAbstractInterface()
+{
+}
+
+/*!
+    Returns true if this is a valid reference to a remote object. It returns false if
+    there was an error during the creation of this interface (for instance, if the remote
+    application does not exist).
+
+    Note: when dealing with remote objects, it is not always possible to determine if it
+    exists when creating a QDBusInterface.
+*/
+bool QDBusAbstractInterface::isValid() const
+{
+    return !d_func()->currentOwner.isEmpty();
+}
+
+/*!
+    Returns the connection this interface is assocated with.
+*/
+QDBusConnection QDBusAbstractInterface::connection() const
+{
+    return d_func()->connection;
+}
+
+/*!
+    Returns the name of the service this interface is associated with.
+*/
+QString QDBusAbstractInterface::service() const
+{
+    return d_func()->service;
+}
+
+/*!
+    Returns the object path that this interface is associated with.
+*/
+QString QDBusAbstractInterface::path() const
+{
+    return d_func()->path;
+}
+
+/*!
+    Returns the name of this interface.
+*/
+QString QDBusAbstractInterface::interface() const
+{
+    return d_func()->interface;
+}
+
+/*!
+    Returns the error the last operation produced, or an invalid error if the last operation did not
+    produce an error.
+*/
+QDBusError QDBusAbstractInterface::lastError() const
+{
+    return d_func()->lastError;
+}
+
+/*!
+    Places a call to the remote method specified by \a method on this interface, using \a args as
+    arguments. This function returns the message that was received as a reply, which can be a normal
+    QDBusMessage::ReplyMessage (indicating success) or QDBusMessage::ErrorMessage (if the call
+    failed). The \a mode parameter specifies how this call should be placed.
+
+    If the call succeeds, lastError() will be cleared; otherwise, it will contain the error this
+    call produced.
+
+    Normally, you should place calls using call().
+
+    \warning If you use \c UseEventLoop, your code must be prepared to deal with any reentrancy:
+             other method calls and signals may be delivered before this function returns, as well
+             as other Qt queued signals and events.
+
+    \threadsafe
+*/
+QDBusMessage QDBusAbstractInterface::callWithArgumentList(QDBus::CallMode mode,
+                                                          const QString& method,
+                                                          const QList<QVariant>& args)
+{
+    Q_D(QDBusAbstractInterface);
+
+    if (!d->isValid || !d->canMakeCalls())
+        return QDBusMessage::createError(d->lastError);
+
+    QString m = method;
+    // split out the signature from the method
+    int pos = method.indexOf(QLatin1Char('.'));
+    if (pos != -1)
+        m.truncate(pos);
+
+    if (mode == QDBus::AutoDetect) {
+        // determine if this a sync or async call
+        mode = QDBus::Block;
+        const QMetaObject *mo = metaObject();
+        QByteArray match = m.toLatin1() + '(';
+
+        for (int i = staticMetaObject.methodCount(); i < mo->methodCount(); ++i) {
+            QMetaMethod mm = mo->method(i);
+            if (QByteArray(mm.signature()).startsWith(match)) {
+                // found a method with the same name as what we're looking for
+                // hopefully, nobody is overloading asynchronous and synchronous methods with
+                // the same name
+
+                QList<QByteArray> tags = QByteArray(mm.tag()).split(' ');
+                if (tags.contains("Q_NOREPLY"))
+                    mode = QDBus::NoBlock;
+
+                break;
+            }
+        }
+    }
+
+//    qDebug() << "QDBusAbstractInterface" << "Service" << service() << "Path:" << path();
+    QDBusMessage msg = QDBusMessage::createMethodCall(service(), path(), interface(), m);
+    QDBusMessagePrivate::setParametersValidated(msg, true);
+    msg.setArguments(args);
+
+    QDBusMessage reply = d->connection.call(msg, mode);
+    if (thread() == QThread::currentThread())
+        d->lastError = reply;       // will clear if reply isn't an error
+
+    // ensure that there is at least one element
+    if (reply.arguments().isEmpty())
+        reply << QVariant();
+
+    return reply;
+}
+
+/*!
+    \since 4.5
+    Places a call to the remote method specified by \a method on this
+    interface, using \a args as arguments. This function returns a
+    QDBusPendingCall object that can be used to track the status of the
+    reply and access its contents once it has arrived.
+
+    Normally, you should place calls using asyncCall().
+
+    \threadsafe
+*/
+QDBusPendingCall QDBusAbstractInterface::asyncCallWithArgumentList(const QString& method,
+                                                                   const QList<QVariant>& args)
+{
+    Q_D(QDBusAbstractInterface);
+
+    if (!d->isValid || !d->canMakeCalls())
+        return QDBusPendingCall::fromError(d->lastError);
+
+    QDBusMessage msg = QDBusMessage::createMethodCall(service(), path(), interface(), method);
+    QDBusMessagePrivate::setParametersValidated(msg, true);
+    msg.setArguments(args);
+    return d->connection.asyncCall(msg);
+}
+
+/*!
+    Places a call to the remote method specified by \a method
+    on this interface, using \a args as arguments. This function
+    returns immediately after queueing the call. The reply from
+    the remote function is delivered to the \a returnMethod on
+    object \a receiver. If an error occurs, the \a errorMethod
+    on object \a receiver is called instead.
+
+    This function returns true if the queueing succeeds. It does
+    not indicate that the executed call succeeded. If it fails,
+    the \a errorMethod is called. If the queueing failed, this
+    function returns false and no slot will be called.
+ 
+    The \a returnMethod must have as its parameters the types returned
+    by the function call. Optionally, it may have a QDBusMessage
+    parameter as its last or only parameter.  The \a errorMethod must
+    have a QDBusError as its only parameter.
+
+    \since 4.3
+    \sa QDBusError, QDBusMessage
+ */
+bool QDBusAbstractInterface::callWithCallback(const QString &method,
+                                              const QList<QVariant> &args,
+                                              QObject *receiver,
+                                              const char *returnMethod,
+                                              const char *errorMethod)
+{
+    Q_D(QDBusAbstractInterface);
+
+    if (!d->isValid || !d->canMakeCalls())
+        return false;
+
+    QDBusMessage msg = QDBusMessage::createMethodCall(service(),
+                                                      path(),
+                                                      interface(),
+                                                      method);
+    QDBusMessagePrivate::setParametersValidated(msg, true);
+    msg.setArguments(args);
+
+    d->lastError = 0;
+    return d->connection.callWithCallback(msg,
+                                          receiver,
+                                          returnMethod,
+                                          errorMethod);
+}
+
+/*!
+    \overload
+
+    This function is deprecated. Please use the overloaded version.
+
+    Places a call to the remote method specified by \a method
+    on this interface, using \a args as arguments. This function
+    returns immediately after queueing the call. The reply from
+    the remote function or any errors emitted by it are delivered
+    to the \a slot slot on object \a receiver.
+
+    This function returns true if the queueing succeeded: it does
+    not indicate that the call succeeded. If it failed, the slot
+    will be called with an error message. lastError() will not be
+    set under those circumstances.
+
+    \sa QDBusError, QDBusMessage
+*/
+bool QDBusAbstractInterface::callWithCallback(const QString &method,
+                                              const QList<QVariant> &args,
+                                              QObject *receiver,
+                                              const char *slot)
+{
+    return callWithCallback(method, args, receiver, slot, 0);
+}
+
+/*!
+    \internal
+    Catch signal connections.
+*/
+void QDBusAbstractInterface::connectNotify(const char *signal)
+{
+    // someone connecting to one of our signals
+    Q_D(QDBusAbstractInterface);
+    if (!d->isValid)
+        return;
+
+    // we end up recursing here, so optimize away
+    if (qstrcmp(signal + 1, "destroyed(QObject*)") == 0)
+        return;
+
+    QDBusConnectionPrivate *conn = d->connectionPrivate();
+    if (conn) {
+        conn->connectRelay(d->service, d->path, d->interface,
+                           this, signal);
+    }
+}
+
+/*!
+    \internal
+    Catch signal disconnections.
+*/
+void QDBusAbstractInterface::disconnectNotify(const char *signal)
+{
+    // someone disconnecting from one of our signals
+    Q_D(QDBusAbstractInterface);
+    if (!d->isValid)
+        return;
+
+    QDBusConnectionPrivate *conn = d->connectionPrivate();
+    if (conn)
+        conn->disconnectRelay(d->service, d->path, d->interface,
+                              this, signal);
+}
+
+/*!
+    \internal
+    Get the value of the property \a propname.
+*/
+QVariant QDBusAbstractInterface::internalPropGet(const char *propname) const
+{
+    // assume this property exists and is readable
+    // we're only called from generated code anyways
+
+    return property(propname);
+}
+
+/*!
+    \internal
+    Set the value of the property \a propname to \a value.
+*/
+void QDBusAbstractInterface::internalPropSet(const char *propname, const QVariant &value)
+{
+    setProperty(propname, value);
+}
+
+/*!
+    Calls the method \a method on this interface and passes the parameters to this function to the
+    method.
+
+    The parameters to \c call are passed on to the remote function via D-Bus as input
+    arguments. Output arguments are returned in the QDBusMessage reply. If the reply is an error
+    reply, lastError() will also be set to the contents of the error message.
+
+    This function can be used with up to 8 parameters, passed in arguments \a arg1, \a arg2,
+    \a arg3, \a arg4, \a arg5, \a arg6, \a arg7 and \a arg8. If you need more than 8
+    parameters or if you have a variable number of parameters to be passed, use
+    callWithArgumentList().
+
+    It can be used the following way:
+
+    \snippet doc/src/snippets/code/src_qdbus_qdbusabstractinterface.cpp 0
+
+    This example illustrates function calling with 0, 1 and 2 parameters and illustrates different
+    parameter types passed in each (the first call to \c "ProcessWorkUnicode" will contain one
+    Unicode string, the second call to \c "ProcessWork" will contain one string and one byte array).
+*/
+QDBusMessage QDBusAbstractInterface::call(const QString &method, const QVariant &arg1,
+                                          const QVariant &arg2,
+                                          const QVariant &arg3,
+                                          const QVariant &arg4,
+                                          const QVariant &arg5,
+                                          const QVariant &arg6,
+                                          const QVariant &arg7,
+                                          const QVariant &arg8)
+{
+    return call(QDBus::AutoDetect, method, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8);
+}
+
+/*!
+    \overload
+
+    Calls the method \a method on this interface and passes the
+    parameters to this function to the method. If \a mode is \c
+    NoWaitForReply, then this function will return immediately after
+    placing the call, without waiting for a reply from the remote
+    method. Otherwise, \a mode indicates whether this function should
+    activate the Qt Event Loop while waiting for the reply to arrive.
+
+    This function can be used with up to 8 parameters, passed in arguments \a arg1, \a arg2,
+    \a arg3, \a arg4, \a arg5, \a arg6, \a arg7 and \a arg8. If you need more than 8
+    parameters or if you have a variable number of parameters to be passed, use
+    callWithArgumentList().
+
+    If this function reenters the Qt event loop in order to wait for the
+    reply, it will exclude user input. During the wait, it may deliver
+    signals and other method calls to your application. Therefore, it
+    must be prepared to handle a reentrancy whenever a call is placed
+    with call().
+*/
+QDBusMessage QDBusAbstractInterface::call(QDBus::CallMode mode, const QString &method,
+                                          const QVariant &arg1,
+                                          const QVariant &arg2,
+                                          const QVariant &arg3,
+                                          const QVariant &arg4,
+                                          const QVariant &arg5,
+                                          const QVariant &arg6,
+                                          const QVariant &arg7,
+                                          const QVariant &arg8)
+{
+    QList<QVariant> argList;
+    int count = 0 + arg1.isValid() + arg2.isValid() + arg3.isValid() + arg4.isValid() +
+                arg5.isValid() + arg6.isValid() + arg7.isValid() + arg8.isValid();
+
+    switch (count) {
+    case 8:
+        argList.prepend(arg8);
+    case 7:
+        argList.prepend(arg7);
+    case 6:
+        argList.prepend(arg6);
+    case 5:
+        argList.prepend(arg5);
+    case 4:
+        argList.prepend(arg4);
+    case 3:
+        argList.prepend(arg3);
+    case 2:
+        argList.prepend(arg2);
+    case 1:
+        argList.prepend(arg1);
+    }
+
+    return callWithArgumentList(mode, method, argList);
+}
+
+
+/*!
+    \since 4.5
+    Calls the method \a method on this interface and passes the parameters to this function to the
+    method.
+
+    The parameters to \c call are passed on to the remote function via D-Bus as input
+    arguments. The returned QDBusPendingCall object can be used to find out information about
+    the reply.
+
+    This function can be used with up to 8 parameters, passed in arguments \a arg1, \a arg2,
+    \a arg3, \a arg4, \a arg5, \a arg6, \a arg7 and \a arg8. If you need more than 8
+    parameters or if you have a variable number of parameters to be passed, use
+    asyncCallWithArgumentList().
+
+    It can be used the following way:
+
+    \snippet doc/src/snippets/code/src_qdbus_qdbusabstractinterface.cpp 1
+
+    This example illustrates function calling with 0, 1 and 2 parameters and illustrates different
+    parameter types passed in each (the first call to \c "ProcessWorkUnicode" will contain one
+    Unicode string, the second call to \c "ProcessWork" will contain one string and one byte array).
+*/
+QDBusPendingCall QDBusAbstractInterface::asyncCall(const QString &method, const QVariant &arg1,
+                                                   const QVariant &arg2,
+                                                   const QVariant &arg3,
+                                                   const QVariant &arg4,
+                                                   const QVariant &arg5,
+                                                   const QVariant &arg6,
+                                                   const QVariant &arg7,
+                                                   const QVariant &arg8)
+{
+    QList<QVariant> argList;
+    int count = 0 + arg1.isValid() + arg2.isValid() + arg3.isValid() + arg4.isValid() +
+                arg5.isValid() + arg6.isValid() + arg7.isValid() + arg8.isValid();
+
+    switch (count) {
+    case 8:
+        argList.prepend(arg8);
+    case 7:
+        argList.prepend(arg7);
+    case 6:
+        argList.prepend(arg6);
+    case 5:
+        argList.prepend(arg5);
+    case 4:
+        argList.prepend(arg4);
+    case 3:
+        argList.prepend(arg3);
+    case 2:
+        argList.prepend(arg2);
+    case 1:
+        argList.prepend(arg1);
+    }
+
+    return asyncCallWithArgumentList(method, argList);
+}
+
+/*!
+    \internal
+*/
+QDBusMessage QDBusAbstractInterface::internalConstCall(QDBus::CallMode mode,
+                                                       const QString &method,
+                                                       const QList<QVariant> &args) const
+{
+    // ### move the code here, and make the other functions call this
+    return const_cast<QDBusAbstractInterface*>(this)->callWithArgumentList(mode, method, args);
+}
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_DBUS
+
+#include "moc_qdbusabstractinterface.cpp"