/usr/include/ns3.26/ns3/ipv4-queue-disc-item.h is in libns3-dev 3.26+dfsg-1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* 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
*/
#ifndef IPV4_QUEUE_DISC_ITEM_H
#define IPV4_QUEUE_DISC_ITEM_H
#include "ns3/packet.h"
#include "ns3/object.h"
#include "ns3/net-device.h"
#include "ns3/traced-value.h"
#include "ns3/queue-disc.h"
#include "ipv4-header.h"
namespace ns3 {
/**
* \ingroup ipv4
* \ingroup traffic-control
*
* Ipv4QueueDiscItem is a subclass of QueueDiscItem which stores IPv4 packets.
* Header and payload are kept separate to allow the queue disc to manipulate
* the header, which is added to the packet when the packet is dequeued.
*/
class Ipv4QueueDiscItem : public QueueDiscItem {
public:
/**
* \brief Create an IPv4 queue disc item containing an IPv4 packet.
* \param p the packet included in the created item.
* \param addr the destination MAC address
* \param protocol the protocol number
* \param header the IPv4 header
*/
Ipv4QueueDiscItem (Ptr<Packet> p, const Address & addr, uint16_t protocol, const Ipv4Header & header);
virtual ~Ipv4QueueDiscItem ();
/**
* \return the correct packet size (header plus payload).
*/
virtual uint32_t GetPacketSize (void) const;
/**
* \return the header stored in this item..
*/
const Ipv4Header & GetHeader (void) const;
/**
* \brief Add the header to the packet
*/
virtual void AddHeader (void);
/**
* \brief Print the item contents.
* \param os output stream in which the data should be printed.
*/
virtual void Print (std::ostream &os) const;
/*
* The values for the fields of the Ipv4 header are taken from m_header and
* thus might differ from those present in the packet in case the header is
* modified after being added to the packet. However, this function is likely
* to be called before the header is added to the packet (i.e., before the
* packet is dequeued from the queue disc)
*/
virtual bool GetUint8Value (Uint8Values field, uint8_t &value) const;
private:
/**
* \brief Default constructor
*
* Defined and unimplemented to avoid misuse
*/
Ipv4QueueDiscItem ();
/**
* \brief Copy constructor
*
* Defined and unimplemented to avoid misuse
*/
Ipv4QueueDiscItem (const Ipv4QueueDiscItem &);
/**
* \brief Assignment operator
*
* Defined and unimplemented to avoid misuse
* \returns
*/
Ipv4QueueDiscItem &operator = (const Ipv4QueueDiscItem &);
Ipv4Header m_header; //!< The IPv4 header.
bool m_headerAdded; //!< True if the header has already been added to the packet.
};
} // namespace ns3
#endif /* IPV4_QUEUE_DISC_ITEM_H */
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