base/dscp.h

/*
 * libjingle
 * Copyright 2013, Google Inc.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *  2. 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.
 *  3. The name of the author may not be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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,
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 */

#ifndef TALK_BASE_DSCP_H_
#define TALK_BASE_DSCP_H_

namespace talk_base {
// Differentiated Services Code Point.
// See http://tools.ietf.org/html/rfc2474 for details.
enum DiffServCodePoint {
  DSCP_NO_CHANGE = -1,
  DSCP_DEFAULT = 0,  // Same as DSCP_CS0
  DSCP_CS0  = 0,   // The default
  DSCP_CS1  = 8,   // Bulk/background traffic
  DSCP_AF11 = 10,
  DSCP_AF12 = 12,
  DSCP_AF13 = 14,
  DSCP_CS2  = 16,
  DSCP_AF21 = 18,
  DSCP_AF22 = 20,
  DSCP_AF23 = 22,
  DSCP_CS3  = 24,
  DSCP_AF31 = 26,
  DSCP_AF32 = 28,
  DSCP_AF33 = 30,
  DSCP_CS4  = 32,
  DSCP_AF41 = 34,  // Video
  DSCP_AF42 = 36,  // Video
  DSCP_AF43 = 38,  // Video
  DSCP_CS5  = 40,  // Video
  DSCP_EF   = 46,  // Voice
  DSCP_CS6  = 48,  // Voice
  DSCP_CS7  = 56,  // Control messages
};

}  // namespace talk_base

 #endif  // TALK_BASE_DSCP_H_