A Discrete-Event Network Simulator
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tcp-option.h
Go to the documentation of this file.
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2011 Adrian Sai-wah Tam
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Adrian Sai-wah Tam <adrian.sw.tam@gmail.com>
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*/
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#ifndef TCP_OPTION_H
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#define TCP_OPTION_H
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#include <stdint.h>
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#include "ns3/object.h"
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#include "ns3/buffer.h"
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#include "ns3/object-factory.h"
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namespace
ns3 {
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class
TcpOption
:
public
Object
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{
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public
:
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TcpOption
();
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virtual
~TcpOption
();
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static
TypeId
GetTypeId
(
void
);
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virtual
TypeId
GetInstanceTypeId
(
void
)
const
;
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enum
Kind
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{
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// Remember to extend IsKindKnown() with new value, when adding values here
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//
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END
= 0,
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NOP
= 1,
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MSS
= 2,
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WINSCALE
= 3,
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TS
= 8,
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UNKNOWN
= 255
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};
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67
virtual
void
Print
(std::ostream &os)
const
= 0;
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virtual
void
Serialize
(
Buffer::Iterator
start
)
const
= 0;
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virtual
uint32_t
Deserialize
(
Buffer::Iterator
start
) = 0;
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85
virtual
uint8_t
GetKind
(
void
)
const
= 0;
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virtual
uint32_t
GetSerializedSize
(
void
)
const
= 0;
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static
Ptr<TcpOption>
CreateOption
(uint8_t kind);
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static
bool
IsKindKnown
(uint8_t kind);
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};
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class
TcpOptionUnknown
:
public
TcpOption
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{
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public
:
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TcpOptionUnknown
();
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virtual
~TcpOptionUnknown
();
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static
TypeId
GetTypeId
(
void
);
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virtual
TypeId
GetInstanceTypeId
(
void
)
const
;
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virtual
void
Print
(std::ostream &os)
const
;
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virtual
void
Serialize
(
Buffer::Iterator
start
)
const
;
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virtual
uint32_t
Deserialize
(
Buffer::Iterator
start);
132
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virtual
uint8_t
GetKind
(
void
)
const
;
134
virtual
uint32_t
GetSerializedSize
(
void
)
const
;
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private
:
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uint8_t
m_kind
;
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uint32_t
m_size
;
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uint8_t
m_content
[40];
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};
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}
// namespace ns3
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#endif
/* TCP_OPTION */
ns3::TcpOptionUnknown::GetKind
virtual uint8_t GetKind(void) const
Get the `kind' (as in RFC 793) of this option.
Definition:
tcp-option.cc:186
ns3::Ptr< TcpOption >
ns3::TcpOption::~TcpOption
virtual ~TcpOption()
Definition:
tcp-option.cc:42
ns3::TcpOption::Print
virtual void Print(std::ostream &os) const =0
Print the Option contents.
visualizer.core.start
def start
Definition:
core.py:1482
ns3::TcpOption::NOP
NOP.
Definition:
tcp-option.h:56
ns3::TcpOptionUnknown::TcpOptionUnknown
TcpOptionUnknown()
Definition:
tcp-option.cc:112
ns3::Buffer::Iterator
iterator in a Buffer instance
Definition:
buffer.h:98
ns3::TcpOption::Deserialize
virtual uint32_t Deserialize(Buffer::Iterator start)=0
Deserialize the Option from a buffer iterator.
ns3::TcpOptionUnknown::Print
virtual void Print(std::ostream &os) const
Print the Option contents.
Definition:
tcp-option.cc:140
ns3::TcpOptionUnknown::~TcpOptionUnknown
virtual ~TcpOptionUnknown()
Definition:
tcp-option.cc:119
ns3::TcpOption::MSS
MSS.
Definition:
tcp-option.h:57
ns3::TcpOptionUnknown::Serialize
virtual void Serialize(Buffer::Iterator start) const
Serialize the Option to a buffer iterator.
Definition:
tcp-option.cc:152
ns3::TcpOptionUnknown
An unknown TCP option.
Definition:
tcp-option.h:116
ns3::TcpOptionUnknown::Deserialize
virtual uint32_t Deserialize(Buffer::Iterator start)
Deserialize the Option from a buffer iterator.
Definition:
tcp-option.cc:166
ns3::TcpOptionUnknown::m_content
uint8_t m_content[40]
The option data.
Definition:
tcp-option.h:139
ns3::TcpOption::Serialize
virtual void Serialize(Buffer::Iterator start) const =0
Serialize the Option to a buffer iterator.
ns3::TcpOptionUnknown::m_size
uint32_t m_size
The unknown option size.
Definition:
tcp-option.h:138
ns3::TcpOption::UNKNOWN
not a standardized value; for unknown recv'd options
Definition:
tcp-option.h:60
ns3::TcpOptionUnknown::GetSerializedSize
virtual uint32_t GetSerializedSize(void) const
Returns number of bytes required for Option serialization.
Definition:
tcp-option.cc:146
ns3::TcpOption::IsKindKnown
static bool IsKindKnown(uint8_t kind)
Check if the option is implemented.
Definition:
tcp-option.cc:94
ns3::TcpOption::WINSCALE
WINSCALE.
Definition:
tcp-option.h:58
ns3::TcpOption::GetTypeId
static TypeId GetTypeId(void)
Get the type ID.
Definition:
tcp-option.cc:47
ns3::TcpOptionUnknown::m_kind
uint8_t m_kind
The unknown option kind.
Definition:
tcp-option.h:137
ns3::TcpOption::GetKind
virtual uint8_t GetKind(void) const =0
Get the `kind' (as in RFC 793) of this option.
ns3::TcpOption::Kind
Kind
The option Kind, as defined in the respective RFCs.
Definition:
tcp-option.h:51
ns3::TcpOption
Base class for all kinds of TCP options.
Definition:
tcp-option.h:34
ns3::Object
a base class which provides memory management and object aggregation
Definition:
object.h:64
ns3::TcpOption::END
END.
Definition:
tcp-option.h:55
ns3::TcpOption::TS
TS.
Definition:
tcp-option.h:59
ns3::TcpOption::GetInstanceTypeId
virtual TypeId GetInstanceTypeId(void) const
Definition:
tcp-option.cc:56
ns3::TcpOptionUnknown::GetInstanceTypeId
virtual TypeId GetInstanceTypeId(void) const
Definition:
tcp-option.cc:134
ns3::TcpOption::TcpOption
TcpOption()
Definition:
tcp-option.cc:38
ns3::TypeId
a unique identifier for an interface.
Definition:
type-id.h:49
ns3::TcpOption::CreateOption
static Ptr< TcpOption > CreateOption(uint8_t kind)
Creates an option.
Definition:
tcp-option.cc:62
ns3::TcpOptionUnknown::GetTypeId
static TypeId GetTypeId(void)
Get the type ID.
Definition:
tcp-option.cc:124
ns3::TcpOption::GetSerializedSize
virtual uint32_t GetSerializedSize(void) const =0
Returns number of bytes required for Option serialization.
src
internet
model
tcp-option.h
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