/usr/include/ns3.27/ns3/queue-limits.h is in libns3-dev 3.27+dfsg-1.
This file is owned by root:root, with mode 0o644.
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/*
* Copyright (c) 2016 Universita' degli Studi di Napoli Federico II
*
* 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
*
* Authors: Pasquale Imputato <p.imputato@gmail.com>
* Stefano Avallone <stefano.avallone@unina.it>
*/
#ifndef QUEUE_LIMITS_H
#define QUEUE_LIMITS_H
#include "ns3/object.h"
namespace ns3 {
/**
* \ingroup network
*
* \brief Abstract base class for NetDevice queue length controller
*
* QueueLimits is an abstract base class providing the interface to
* the NetDevice queue length controller.
*
* Child classes need to implement the methods used for a byte-based
* measure of the queue length.
*
* The design and implementation of this class is inspired by Linux.
* For more details, see the queue limits Sphinx documentation.
*/
class QueueLimits : public Object {
public:
/**
* \brief Get the type ID.
* \return the object TypeId
*/
static TypeId GetTypeId (void);
virtual ~QueueLimits ();
/**
* \brief Reset queue limits state
*/
virtual void Reset () = 0;
/**
* \brief Record number of completed bytes and recalculate the limit
* \param count the number of completed bytes
*/
virtual void Completed (uint32_t count) = 0;
/**
* Available is called from NotifyTransmittedBytes to calculate the
* number of bytes that can be passed again to the NetDevice.
* A negative value means that no packets can be passed to the NetDevice.
* In this case, NotifyTransmittedBytes stops the transmission queue.
* \brief Returns how many bytes can be queued
* \return the number of bytes that can be queued
*/
virtual int32_t Available () const = 0;
/**
* \brief Record the number of bytes queued
* \param count the number of bytes queued
*/
virtual void Queued (uint32_t count) = 0;
};
} // namespace ns3
#endif /* QUEUE_LIMITS_H */
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