source: trunk/src/dbus/qdbusmarshaller.cpp@ 944

/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation ([email protected])
**
** This file is part of the QtDBus module of the Qt Toolkit.
**
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** accordance with the Qt Commercial License Agreement provided with the
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** 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
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** General Public License version 3.0 as published by the Free Software
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** packaging of this file.  Please review the following information to
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#include "qdbusargument_p.h"
#include "qdbusmetatype_p.h"
#include "qdbusutil_p.h"

#ifndef QT_NO_DBUS

QT_BEGIN_NAMESPACE

static void qIterAppend(DBusMessageIter *it, QByteArray *ba, int type, const void *arg)
{
    if (ba)
        *ba += char(type);
    else
        q_dbus_message_iter_append_basic(it, type, arg);
}

QDBusMarshaller::~QDBusMarshaller()
{
    close();
}

inline QString QDBusMarshaller::currentSignature()
{
    if (message)
        return QString::fromUtf8(q_dbus_message_get_signature(message));
    return QString();
}

inline void QDBusMarshaller::append(uchar arg)
{
    qIterAppend(&iterator, ba, DBUS_TYPE_BYTE, &arg);
}

inline void QDBusMarshaller::append(bool arg)
{
    dbus_bool_t cast = arg;
    qIterAppend(&iterator, ba, DBUS_TYPE_BOOLEAN, &cast);
}

inline void QDBusMarshaller::append(short arg)
{
    qIterAppend(&iterator, ba, DBUS_TYPE_INT16, &arg);
}

inline void QDBusMarshaller::append(ushort arg)
{
    qIterAppend(&iterator, ba, DBUS_TYPE_UINT16, &arg);
}

inline void QDBusMarshaller::append(int arg)
{
    qIterAppend(&iterator, ba, DBUS_TYPE_INT32, &arg);
}

inline void QDBusMarshaller::append(uint arg)
{
    qIterAppend(&iterator, ba, DBUS_TYPE_UINT32, &arg);
}

inline void QDBusMarshaller::append(qlonglong arg)
{
    qIterAppend(&iterator, ba, DBUS_TYPE_INT64, &arg);
}

inline void QDBusMarshaller::append(qulonglong arg)
{
    qIterAppend(&iterator, ba, DBUS_TYPE_UINT64, &arg);
}

inline void QDBusMarshaller::append(double arg)
{
    qIterAppend(&iterator, ba, DBUS_TYPE_DOUBLE, &arg);
}

void QDBusMarshaller::append(const QString &arg)
{
    QByteArray data = arg.toUtf8();
    const char *cdata = data.constData();
    qIterAppend(&iterator, ba, DBUS_TYPE_STRING, &cdata);
}

inline void QDBusMarshaller::append(const QDBusObjectPath &arg)
{
    QByteArray data = arg.path().toUtf8();
    if (!ba && data.isEmpty())
        error(QLatin1String("Invalid object path passed in arguments"));
    const char *cdata = data.constData();
    qIterAppend(&iterator, ba, DBUS_TYPE_OBJECT_PATH, &cdata);
}

inline void QDBusMarshaller::append(const QDBusSignature &arg)
{
    QByteArray data = arg.signature().toUtf8();
    if (!ba && data.isEmpty())
        error(QLatin1String("Invalid signature passed in arguments"));
    const char *cdata = data.constData();
    qIterAppend(&iterator, ba, DBUS_TYPE_SIGNATURE, &cdata);
}

inline void QDBusMarshaller::append(const QByteArray &arg)
{
    if (ba) {
        *ba += DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_BYTE_AS_STRING;
        return;
    }

    const char* cdata = arg.constData();
    DBusMessageIter subiterator;
    q_dbus_message_iter_open_container(&iterator, DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE_AS_STRING,
                                     &subiterator);
    q_dbus_message_iter_append_fixed_array(&subiterator, DBUS_TYPE_BYTE, &cdata, arg.length());
    q_dbus_message_iter_close_container(&iterator, &subiterator);
}

inline bool QDBusMarshaller::append(const QDBusVariant &arg)
{
    if (ba) {
        *ba += DBUS_TYPE_VARIANT_AS_STRING;
        return true;