/usr/include/ns3.17/ns3/drop-tail-queue.h is in libns3-dev 3.17+dfsg-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* Copyright (c) 2007 University of Washington
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef DROPTAIL_H
#define DROPTAIL_H
#include <queue>
#include "ns3/packet.h"
#include "ns3/queue.h"
namespace ns3 {
class TraceContainer;
/**
* \ingroup queue
*
* \brief A FIFO packet queue that drops tail-end packets on overflow
*/
class DropTailQueue : public Queue {
public:
static TypeId GetTypeId (void);
/**
* \brief DropTailQueue Constructor
*
* Creates a droptail queue with a maximum size of 100 packets by default
*/
DropTailQueue ();
virtual ~DropTailQueue();
/**
* Set the operating mode of this device.
*
* \param mode The operating mode of this device.
*
*/
void SetMode (DropTailQueue::QueueMode mode);
/**
* Get the encapsulation mode of this device.
*
* \returns The encapsulation mode of this device.
*/
DropTailQueue::QueueMode GetMode (void);
private:
virtual bool DoEnqueue (Ptr<Packet> p);
virtual Ptr<Packet> DoDequeue (void);
virtual Ptr<const Packet> DoPeek (void) const;
std::queue<Ptr<Packet> > m_packets;
uint32_t m_maxPackets;
uint32_t m_maxBytes;
uint32_t m_bytesInQueue;
QueueMode m_mode;
};
} // namespace ns3
#endif /* DROPTAIL_H */
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