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+/****************************************************************************
+**
+** This file is part of QtCompositor**
+**
+** Copyright © 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+**
+** Contact: Nokia Corporation qt-info@nokia.com
+**
+** You may use this file under the terms of the BSD license as follows:
+**
+** Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**
+** Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+**
+** Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in the
+** documentation and/or other materials provided with the distribution.
+**
+** Neither the name of Nokia Corporation and its Subsidiary(-ies) nor the
+** names of its contributors may be used to endorse or promote products
+** derived from this software without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**
+****************************************************************************/
+
+#ifndef WL_OBJECT_H
+#define WL_OBJECT_H
+
+#include <wayland-server.h>
+
+#include <string.h>
+
+namespace Wayland {
+
+template <typename T>
+class Object
+{
+public:
+ Object() { memset(&m_waylandObject, 0, sizeof(T)); }
+
+ const T *base() const { return &m_waylandObject; }
+ T *base() { return &m_waylandObject; }
+
+private:
+ T m_waylandObject;
+};
+
+template <typename To, typename From>
+To wayland_cast(From *from)
+{
+ Object<From> *object = reinterpret_cast<Object<From> *>(from);
+ return static_cast<To>(object);
+}
+
+template <typename Implementation>
+void addClientResource(struct wl_client *client,
+ struct wl_resource *resource,
+ int id, const struct wl_interface *interface,
+ Implementation implementation,
+ void (*destroy)(struct wl_resource *resource))
+{
+ resource->object.id = id;
+ resource->object.interface = interface;
+ resource->object.implementation = (void (**)(void))implementation;
+ resource->destroy = destroy;
+
+ wl_client_add_resource(client, resource);
+}
+
+}
+
+#endif //WL_OBJECT_H