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111 lines
3.0 KiB
C++
111 lines
3.0 KiB
C++
/*
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This file is a part of JRTPLIB
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Copyright (c) 1999-2017 Jori Liesenborgs
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Contact: jori.liesenborgs@gmail.com
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This library was developed at the Expertise Centre for Digital Media
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(http://www.edm.uhasselt.be), a research center of the Hasselt University
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(http://www.uhasselt.be). The library is based upon work done for
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my thesis at the School for Knowledge Technology (Belgium/The Netherlands).
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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IN THE SOFTWARE.
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*/
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/**
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* \file rtcppacket.h
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*/
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#ifndef RTCPPACKET_H
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#define RTCPPACKET_H
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#include "rtpconfig.h"
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#include "rtptypes.h"
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#include <cstddef>
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namespace qrtplib
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{
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class RTCPCompoundPacket;
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/** Base class for specific types of RTCP packets. */
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class RTCPPacket
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{
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public:
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/** Identifies the specific kind of RTCP packet. */
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enum PacketType
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{
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SR, /**< An RTCP sender report. */
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RR, /**< An RTCP receiver report. */
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SDES, /**< An RTCP source description packet. */
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BYE, /**< An RTCP bye packet. */
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APP, /**< An RTCP packet containing application specific data. */
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Unknown /**< The type of RTCP packet was not recognized. */
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};
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protected:
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RTCPPacket(PacketType t, uint8_t *d, std::size_t dlen) :
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data(d), datalen(dlen), packettype(t)
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{
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knownformat = false;
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}
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public:
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virtual ~RTCPPacket()
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{
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}
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/** Returns \c true if the subclass was able to interpret the data and \c false otherwise. */
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bool IsKnownFormat() const
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{
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return knownformat;
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}
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/** Returns the actual packet type which the subclass implements. */
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PacketType GetPacketType() const
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{
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return packettype;
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}
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/** Returns a pointer to the data of this RTCP packet. */
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uint8_t *GetPacketData()
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{
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return data;
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}
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/** Returns the length of this RTCP packet. */
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std::size_t GetPacketLength() const
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{
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return datalen;
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}
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protected:
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uint8_t *data;
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std::size_t datalen;
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bool knownformat;
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private:
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const PacketType packettype;
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};
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} // end namespace
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#endif // RTCPPACKET_H
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