// vi:ft=cpp
/**
 * \file
 * \brief   Protocol definitions
 */
/*
 * (c) 2008-2009 Adam Lackorzynski <adam@os.inf.tu-dresden.de>,
 *               Alexander Warg <warg@os.inf.tu-dresden.de>,
 *               Björn Döbel <doebel@os.inf.tu-dresden.de>
 *     economic rights: Technische Universität Dresden (Germany)
 *
 * This file is part of TUD:OS and distributed under the terms of the
 * GNU General Public License 2.
 * Please see the COPYING-GPL-2 file for details.
 *
 * As a special exception, you may use this file as part of a free software
 * library without restriction.  Specifically, if other files instantiate
 * templates or use macros or inline functions from this file, or you compile
 * this file and link it with other files to produce an executable, this
 * file does not by itself cause the resulting executable to be covered by
 * the GNU General Public License.  This exception does not however
 * invalidate any other reasons why the executable file might be covered by
 * the GNU General Public License.
 */
#pragma once

#include <l4/sys/types.h>

/**
 * \defgroup api_l4re_protocols L4Re Protocol identifiers
 * \ingroup api_l4re
 * \brief Basic protocol identifiers used for L4Re.
 */

namespace L4Re { namespace Protocol {
  /**
   * \brief Protocols
   * \ingroup api_l4re_protocols
   *
   * These protocol IDs are used to distinguish requests for the
   * different L4Re interfaces. The interfaces use different protocol IDs
   * to enable objects that realize a set of those interfaces at once.
   */
enum Protocols
{
  Default = 0,        ///< Default protocol, used in message tag
  Dataspace = 0x4000, ///< ID for data space objects \hideinitializer
  Namespace,          ///< ID for name space objects
  Parent,             ///< ID for parent objects
  Goos,               ///< ID for goos objects
  Mem_alloc,          ///< ID for memory allocator objects
  Rm,                 ///< ID for region map objects
  Event,              ///< ID for event channel objects

  Debug   = ~0x7fffUL ///< ID for debug objects
};

}};