/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtDBus module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#include "qdbusargument_p.h"+
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#include <stdlib.h>+
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+
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QT_BEGIN_NAMESPACE+
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+
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template <typename T>+
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static inline T qIterGet(DBusMessageIter *it)+
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{+
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    T t;+
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    q_dbus_message_iter_get_basic(it, &t);+
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    q_dbus_message_iter_next(it);+
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    return t;+
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}+
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+
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QDBusDemarshaller::~QDBusDemarshaller()+
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{+
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}+
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+
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inline QString QDBusDemarshaller::currentSignature()+
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{+
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    char *sig = q_dbus_message_iter_get_signature(&iterator);+
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    QString retval = QString::fromUtf8(sig);+
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    q_dbus_free(sig);+
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+
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    return retval;+
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}+
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+
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inline uchar QDBusDemarshaller::toByte()+
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{+
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    return qIterGet<uchar>(&iterator);+
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}+
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+
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inline bool QDBusDemarshaller::toBool()+
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{+
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    return bool(qIterGet<dbus_bool_t>(&iterator));+
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}+
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+
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inline ushort QDBusDemarshaller::toUShort()+
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{+
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    return qIterGet<dbus_uint16_t>(&iterator);+
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}+
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+
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inline short QDBusDemarshaller::toShort()+
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{+
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    return qIterGet<dbus_int16_t>(&iterator);+
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}+
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+
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inline int QDBusDemarshaller::toInt()+
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{+
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    return qIterGet<dbus_int32_t>(&iterator);+
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}+
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+
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inline uint QDBusDemarshaller::toUInt()+
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{+
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    return qIterGet<dbus_uint32_t>(&iterator);+
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}+
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+
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inline qlonglong QDBusDemarshaller::toLongLong()+
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{+
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    return qIterGet<qlonglong>(&iterator);+
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}+
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+
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inline qulonglong QDBusDemarshaller::toULongLong()+
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{+
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    return qIterGet<qulonglong>(&iterator);+
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}+
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+
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inline double QDBusDemarshaller::toDouble()+
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{+
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    return qIterGet<double>(&iterator);+
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}+
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+
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inline QString QDBusDemarshaller::toString()+
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{+
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    return QString::fromUtf8(qIterGet<char *>(&iterator));+
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}+
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+
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inline QDBusObjectPath QDBusDemarshaller::toObjectPath()+
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{+
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    return QDBusObjectPath(QString::fromUtf8(qIterGet<char *>(&iterator)));+
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}+
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+
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inline QDBusSignature QDBusDemarshaller::toSignature()+
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{+
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    return QDBusSignature(QString::fromUtf8(qIterGet<char *>(&iterator)));+
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}+
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+
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inline QDBusVariant QDBusDemarshaller::toVariant()+
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{+
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    QDBusDemarshaller sub;+
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    sub.message = q_dbus_message_ref(message);+
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    q_dbus_message_iter_recurse(&iterator, &sub.iterator);+
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    q_dbus_message_iter_next(&iterator);+
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+
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    return QDBusVariant( sub.toVariantInternal() );+
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}+
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+
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QDBusArgument::ElementType QDBusDemarshaller::currentType()+
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{+
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    switch (q_dbus_message_iter_get_arg_type(&iterator)) {+
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    case DBUS_TYPE_BYTE:+
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    case DBUS_TYPE_INT16:+
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    case DBUS_TYPE_UINT16:+
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    case DBUS_TYPE_INT32:+
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    case DBUS_TYPE_UINT32:+
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    case DBUS_TYPE_INT64:+
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    case DBUS_TYPE_UINT64:+
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    case DBUS_TYPE_BOOLEAN:+
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    case DBUS_TYPE_DOUBLE:+
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    case DBUS_TYPE_STRING:+
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    case DBUS_TYPE_OBJECT_PATH:+
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    case DBUS_TYPE_SIGNATURE:+
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        return QDBusArgument::BasicType;+
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+
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    case DBUS_TYPE_VARIANT:+
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        return QDBusArgument::VariantType;+
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+
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    case DBUS_TYPE_ARRAY:+
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        switch (q_dbus_message_iter_get_element_type(&iterator)) {+
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        case DBUS_TYPE_BYTE:+
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        case DBUS_TYPE_STRING:+
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            // QByteArray and QStringList+
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            return QDBusArgument::BasicType;+
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        case DBUS_TYPE_DICT_ENTRY:+
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            return QDBusArgument::MapType;+
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        default:+
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            return QDBusArgument::ArrayType;+
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        }+
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+
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    case DBUS_TYPE_STRUCT:+
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        return QDBusArgument::StructureType;+
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    case DBUS_TYPE_DICT_ENTRY:+
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        return QDBusArgument::MapEntryType;+
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+
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    case DBUS_TYPE_INVALID:+
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        return QDBusArgument::UnknownType;+
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+
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    default:+
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        qWarning("QDBusDemarshaller: Found unknown D-Bus type %d '%c'",+
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                 q_dbus_message_iter_get_arg_type(&iterator),+
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                 q_dbus_message_iter_get_arg_type(&iterator));+
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    }+
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    return QDBusArgument::UnknownType;+
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}+
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+
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QVariant QDBusDemarshaller::toVariantInternal()+
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{+
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    switch (q_dbus_message_iter_get_arg_type(&iterator)) {+
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    case DBUS_TYPE_BYTE:+
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        return qVariantFromValue(toByte());+
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    case DBUS_TYPE_INT16:+
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	return qVariantFromValue(toShort());+
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    case DBUS_TYPE_UINT16:+
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	return qVariantFromValue(toUShort());+
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    case DBUS_TYPE_INT32:+
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        return toInt();+
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    case DBUS_TYPE_UINT32:+
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        return toUInt();+
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    case DBUS_TYPE_DOUBLE:+
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        return toDouble();+
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    case DBUS_TYPE_BOOLEAN:+
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        return toBool();+
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    case DBUS_TYPE_INT64:+
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        return toLongLong();+
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    case DBUS_TYPE_UINT64:+
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        return toULongLong();+
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    case DBUS_TYPE_STRING:+
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        return toString();+
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    case DBUS_TYPE_OBJECT_PATH:+
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        return qVariantFromValue(toObjectPath());+
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    case DBUS_TYPE_SIGNATURE:+
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        return qVariantFromValue(toSignature());+
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    case DBUS_TYPE_VARIANT:+
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        return qVariantFromValue(toVariant());+
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+
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    case DBUS_TYPE_ARRAY:+
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        switch (q_dbus_message_iter_get_element_type(&iterator)) {+
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        case DBUS_TYPE_BYTE:+
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            // QByteArray+
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            return toByteArray();+
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        case DBUS_TYPE_STRING:+
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            return toStringList();+
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        case DBUS_TYPE_DICT_ENTRY:+
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            return qVariantFromValue(duplicate());+
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+
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        default:+
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            return qVariantFromValue(duplicate());+
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        }+
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+
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    case DBUS_TYPE_STRUCT:+
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        return qVariantFromValue(duplicate());+
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+
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    default:+
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        qWarning("QDBusDemarshaller: Found unknown D-Bus type %d '%c'",+
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                 q_dbus_message_iter_get_arg_type(&iterator),+
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                 q_dbus_message_iter_get_arg_type(&iterator));+
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        return QVariant();+
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        break;+
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    };+
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}+
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+
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QStringList QDBusDemarshaller::toStringList()+
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{+
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    QStringList list;+
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+
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    QDBusDemarshaller sub;+
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    q_dbus_message_iter_recurse(&iterator, &sub.iterator);+
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    q_dbus_message_iter_next(&iterator);+
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    while (!sub.atEnd())+
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        list.append(sub.toString());+
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+
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    return list;+
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}+
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+
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QByteArray QDBusDemarshaller::toByteArray()+
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{+
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    DBusMessageIter sub;+
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    q_dbus_message_iter_recurse(&iterator, &sub);+
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    q_dbus_message_iter_next(&iterator);+
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    int len;+
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    char* data;+
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    q_dbus_message_iter_get_fixed_array(&sub,&data,&len);+
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    return QByteArray(data,len);+
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}+
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+
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bool QDBusDemarshaller::atEnd()+
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{+
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    // dbus_message_iter_has_next is broken if the list has one single element+
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    return q_dbus_message_iter_get_arg_type(&iterator) == DBUS_TYPE_INVALID;+
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}+
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+
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inline QDBusDemarshaller *QDBusDemarshaller::beginStructure()+
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{+
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    return beginCommon();+
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}+
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+
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inline QDBusDemarshaller *QDBusDemarshaller::beginArray()+
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{+
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    return beginCommon();+
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}+
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+
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inline QDBusDemarshaller *QDBusDemarshaller::beginMap()+
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{+
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    return beginCommon();+
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}+
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+
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inline QDBusDemarshaller *QDBusDemarshaller::beginMapEntry()+
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{+
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    return beginCommon();+
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}+
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+
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QDBusDemarshaller *QDBusDemarshaller::beginCommon()+
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{+
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    QDBusDemarshaller *d = new QDBusDemarshaller;+
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    d->parent = this;+
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    d->message = q_dbus_message_ref(message);+
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+
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    // recurse+
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    q_dbus_message_iter_recurse(&iterator, &d->iterator);+
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    q_dbus_message_iter_next(&iterator);+
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    return d;+
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}+
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+
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inline QDBusDemarshaller *QDBusDemarshaller::endStructure()+
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{+
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    return endCommon();+
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}+
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+
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inline QDBusDemarshaller *QDBusDemarshaller::endArray()+
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{+
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    return endCommon();+
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}+
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+
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inline QDBusDemarshaller *QDBusDemarshaller::endMap()+
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{+
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    return endCommon();+
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}+
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+
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inline QDBusDemarshaller *QDBusDemarshaller::endMapEntry()+
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{+
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    return endCommon();+
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}+
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+
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QDBusDemarshaller *QDBusDemarshaller::endCommon()+
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{+
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    QDBusDemarshaller *retval = parent;+
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    delete this;+
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    return retval;+
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}+
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+
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QDBusArgument QDBusDemarshaller::duplicate()+
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{+
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    QDBusDemarshaller *d = new QDBusDemarshaller;+
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    d->iterator = iterator;+
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    d->message = q_dbus_message_ref(message);+
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+
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    q_dbus_message_iter_next(&iterator);+
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    return QDBusArgumentPrivate::create(d);+
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}+
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+
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QT_END_NAMESPACE+
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