A Discrete-Event Network Simulator
API
tcp-option-sack.h
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1/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2011 Adrian Sai-wah Tam
4 * Copyright (c) 2015 ResiliNets, ITTC, University of Kansas
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation;
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 * Original Author: Adrian Sai-wah Tam <adrian.sw.tam@gmail.com>
20 * Documentation, test cases: Truc Anh N. Nguyen <annguyen@ittc.ku.edu>
21 * ResiliNets Research Group https://resilinets.org/
22 * The University of Kansas
23 * James P.G. Sterbenz <jpgs@ittc.ku.edu>, director
24 */
25
26#ifndef TCP_OPTION_SACK_H
27#define TCP_OPTION_SACK_H
28
29#include "ns3/tcp-option.h"
30#include "ns3/sequence-number.h"
31
32namespace ns3 {
33
50{
51public:
56 static TypeId GetTypeId (void);
57 virtual TypeId GetInstanceTypeId (void) const;
58
59 typedef std::pair<SequenceNumber32, SequenceNumber32> SackBlock;
60 typedef std::list<SackBlock> SackList;
61
63 virtual ~TcpOptionSack ();
64
65 virtual void Print (std::ostream &os) const;
66 virtual void Serialize (Buffer::Iterator start) const;
68
69 virtual uint8_t GetKind (void) const;
70 virtual uint32_t GetSerializedSize (void) const;
71
76 void AddSackBlock (SackBlock s);
77
82 uint32_t GetNumSackBlocks (void) const;
83
87 void ClearSackList (void);
88
93 SackList GetSackList (void) const;
94
95 friend std::ostream & operator<< (std::ostream & os, TcpOptionSack const & sackOption);
96
97protected:
99};
100
107std::ostream & operator<< (std::ostream & os,
108 TcpOptionSack const & sackOption);
109
116std::ostream & operator<< (std::ostream & os,
117 TcpOptionSack::SackBlock const & sackBlock);
118
119} // namespace ns3
120
121#endif /* TCP_OPTION_SACK */
iterator in a Buffer instance
Definition: buffer.h:99
Base class for all kinds of TCP options.
Definition: tcp-option.h:37
Defines the TCP option of kind 5 (selective acknowledgment option) as in RFC 2018
virtual uint8_t GetKind(void) const
Get the ‘kind’ (as in RFC 793) of this option.
SackList GetSackList(void) const
Get the SACK list.
std::list< SackBlock > SackList
SACK list definition.
virtual TypeId GetInstanceTypeId(void) const
Get the most derived TypeId for this Object.
uint32_t GetNumSackBlocks(void) const
Count the total number of SACK blocks.
virtual uint32_t GetSerializedSize(void) const
Returns number of bytes required for Option serialization.
virtual void Serialize(Buffer::Iterator start) const
Serialize the Option to a buffer iterator.
virtual uint32_t Deserialize(Buffer::Iterator start)
Deserialize the Option from a buffer iterator.
std::pair< SequenceNumber32, SequenceNumber32 > SackBlock
SACK block definition.
virtual void Print(std::ostream &os) const
Print the Option contents.
void ClearSackList(void)
Clear the SACK list.
void AddSackBlock(SackBlock s)
Add a SACK block.
friend std::ostream & operator<<(std::ostream &os, TcpOptionSack const &sackOption)
Output operator.
SackList m_sackList
the list of SACK blocks
static TypeId GetTypeId(void)
Get the type ID.
a unique identifier for an interface.
Definition: type-id.h:59
Every class exported by the ns3 library is enclosed in the ns3 namespace.
std::ostream & operator<<(std::ostream &os, const Angles &a)
Definition: angles.cc:139
def start()
Definition: core.py:1852