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94 lines
3.1 KiB
C
94 lines
3.1 KiB
C
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/*
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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 rtpcollisionlist.h
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*/
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#ifndef RTPCOLLISIONLIST_H
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#define RTPCOLLISIONLIST_H
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#include "rtpconfig.h"
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#include "rtpaddress.h"
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#include "rtptimeutilities.h"
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#include "rtpmemoryobject.h"
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#include <list>
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namespace qrtplib
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{
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class RTPAddress;
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/** This class represents a list of addresses from which SSRC collisions were detected. */
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class JRTPLIB_IMPORTEXPORT RTPCollisionList : public RTPMemoryObject
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{
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public:
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/** Constructs an instance, optionally installing a memory manager. */
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RTPCollisionList(RTPMemoryManager *mgr = 0);
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~RTPCollisionList() { Clear(); }
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/** Clears the list of addresses. */
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void Clear();
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/** Updates the entry for address \c addr to indicate that a collision was detected at time \c receivetime.
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* Updates the entry for address \c addr to indicate that a collision was detected at time \c receivetime.
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* If the entry did not exist yet, the flag \c created is set to \c true, otherwise it is set to \c false.
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*/
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int UpdateAddress(const RTPAddress *addr,const RTPTime &receivetime,bool *created);
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/** Returns \c true} if the address \c addr appears in the list. */
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bool HasAddress(const RTPAddress *addr) const;
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/** Assuming that the current time is given by \c currenttime, this function times out entries which
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* haven't been updated in the previous time interval specified by \c timeoutdelay.
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*/
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void Timeout(const RTPTime ¤ttime,const RTPTime &timeoutdelay);
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private:
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class AddressAndTime
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{
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public:
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AddressAndTime(RTPAddress *a,const RTPTime &t) : addr(a),recvtime(t) { }
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RTPAddress *addr;
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RTPTime recvtime;
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};
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std::list<AddressAndTime> addresslist;
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};
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} // end namespace
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#endif // RTPCOLLISIONLIST_H
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