webrtc/talk/base/dscp.h

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/*
* 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,
* 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 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_