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126 lines
3.8 KiB
C++
126 lines
3.8 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 rtcpcompoundpacket.h
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*/
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#ifndef RTCPCOMPOUNDPACKET_H
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#define RTCPCOMPOUNDPACKET_H
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#include "rtpconfig.h"
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#include "rtptypes.h"
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#include "rtpendian.h"
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#include <list>
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#include "util/export.h"
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namespace qrtplib
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{
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class RTPRawPacket;
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class RTCPPacket;
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/** Represents an RTCP compound packet. */
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class QRTPLIB_API RTCPCompoundPacket
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{
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public:
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/** Creates an RTCPCompoundPacket instance from the data in \c rawpack, installing a memory manager if specified. */
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RTCPCompoundPacket(RTPRawPacket &rawpack);
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/** Creates an RTCPCompoundPacket instance from the data in \c packet}, with size \c len. */
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RTCPCompoundPacket(uint8_t *packet, std::size_t len);
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protected:
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RTCPCompoundPacket(); // this is for the compoundpacket builder
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public:
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virtual ~RTCPCompoundPacket();
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/** Checks if the RTCP compound packet was created successfully.
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* If the raw packet data in the constructor could not be parsed, this function returns the error code of
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* what went wrong. If the packet had an invalid format, the return value is \c ERR_RTP_RTCPCOMPOUND_INVALIDPACKET.
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*/
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int GetCreationError()
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{
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return error;
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}
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/** Returns a pointer to the data of the entire RTCP compound packet. */
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uint8_t *GetCompoundPacketData()
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{
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return compoundpacket;
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}
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/** Returns the size of the entire RTCP compound packet. */
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std::size_t GetCompoundPacketLength()
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{
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return compoundpacketlength;
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}
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/** Starts the iteration over the individual RTCP packets in the RTCP compound packet. */
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void GotoFirstPacket()
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{
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rtcppackit = rtcppacklist.begin();
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}
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/** Returns a pointer to the next individual RTCP packet.
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* Returns a pointer to the next individual RTCP packet. Note that no \c delete call may be done
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* on the RTCPPacket instance which is returned.
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*/
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RTCPPacket *GetNextPacket()
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{
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if (rtcppackit == rtcppacklist.end())
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return 0;
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RTCPPacket *p = *rtcppackit;
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rtcppackit++;
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return p;
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}
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protected:
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void ClearPacketList();
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int ParseData(uint8_t *packet, std::size_t len);
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RTPEndian m_endian;
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int error;
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uint8_t *compoundpacket;
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std::size_t compoundpacketlength;
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std::list<RTCPPacket *> rtcppacklist;
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std::list<RTCPPacket *>::const_iterator rtcppackit;
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};
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} // end namespace
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#endif // RTCPCOMPOUNDPACKET_H
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