A Discrete-Event Network Simulator
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tcp-header.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) 2007 Georgia Tech Research Corporation
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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: Raj Bhattacharjea <raj.b@gatech.edu>
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*/
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#ifndef TCP_HEADER_H
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#define TCP_HEADER_H
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#include <stdint.h>
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#include "ns3/header.h"
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#include "ns3/buffer.h"
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#include "ns3/tcp-socket-factory.h"
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#include "ns3/ipv4-address.h"
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#include "ns3/ipv6-address.h"
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#include "ns3/sequence-number.h"
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namespace
ns3 {
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class
TcpHeader
:
public
Header
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{
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public
:
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TcpHeader
();
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virtual
~TcpHeader
();
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void
EnableChecksums
(
void
);
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//Setters
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void
SetSourcePort
(uint16_t
port
);
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void
SetDestinationPort
(uint16_t port);
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void
SetSequenceNumber
(
SequenceNumber32
sequenceNumber);
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void
SetAckNumber
(
SequenceNumber32
ackNumber);
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void
SetLength
(uint8_t length);
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void
SetFlags
(uint8_t flags);
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void
SetWindowSize
(uint16_t windowSize);
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void
SetUrgentPointer
(uint16_t urgentPointer);
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//Getters
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uint16_t
GetSourcePort
()
const
;
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uint16_t
GetDestinationPort
()
const
;
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SequenceNumber32
GetSequenceNumber
()
const
;
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SequenceNumber32
GetAckNumber
()
const
;
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uint8_t
GetLength
()
const
;
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uint8_t
GetFlags
()
const
;
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uint16_t
GetWindowSize
()
const
;
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uint16_t
GetUrgentPointer
()
const
;
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void
InitializeChecksum
(
Ipv4Address
source,
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Ipv4Address
destination,
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uint8_t protocol);
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void
InitializeChecksum
(
Ipv6Address
source,
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Ipv6Address
destination,
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uint8_t protocol);
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void
InitializeChecksum
(
Address
source,
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Address
destination,
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uint8_t protocol);
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typedef
enum
{
NONE
= 0,
FIN
= 1,
SYN
= 2,
RST
= 4,
PSH
= 8,
ACK
= 16,
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URG
= 32,
ECE
= 64,
CWR
= 128}
Flags_t
;
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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
uint32_t
GetSerializedSize
(
void
)
const
;
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virtual
void
Serialize
(
Buffer::Iterator
start
)
const
;
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virtual
uint32_t
Deserialize
(
Buffer::Iterator
start
);
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bool
IsChecksumOk
(
void
)
const
;
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private
:
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uint16_t
CalculateHeaderChecksum
(uint16_t size)
const
;
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uint16_t
m_sourcePort
;
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uint16_t
m_destinationPort
;
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SequenceNumber32
m_sequenceNumber
;
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SequenceNumber32
m_ackNumber
;
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uint8_t
m_length
;
// really a uint4_t
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uint8_t
m_flags
;
// really a uint6_t
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uint16_t
m_windowSize
;
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uint16_t
m_urgentPointer
;
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Address
m_source
;
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Address
m_destination
;
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uint8_t
m_protocol
;
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bool
m_calcChecksum
;
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bool
m_goodChecksum
;
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};
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}
// namespace ns3
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#endif
/* TCP_HEADER */
ns3::Header
Protocol header serialization and deserialization.
Definition:
header.h:42
ns3::TcpHeader::URG
Definition:
tcp-header.h:146
ns3::TcpHeader::GetDestinationPort
uint16_t GetDestinationPort() const
Definition:
tcp-header.cc:92
ns3::TcpHeader::GetSequenceNumber
SequenceNumber32 GetSequenceNumber() const
Definition:
tcp-header.cc:96
ns3::TcpHeader::InitializeChecksum
void InitializeChecksum(Ipv4Address source, Ipv4Address destination, uint8_t protocol)
Definition:
tcp-header.cc:122
ns3::TcpHeader::GetFlags
uint8_t GetFlags() const
Definition:
tcp-header.cc:108
ns3::TcpHeader::GetAckNumber
SequenceNumber32 GetAckNumber() const
Definition:
tcp-header.cc:100
ns3::TcpHeader::m_source
Address m_source
Definition:
tcp-header.h:172
ns3::TcpHeader::NONE
Definition:
tcp-header.h:145
visualizer.core.start
def start
Definition:
core.py:1482
ns3::TcpHeader::TcpHeader
TcpHeader()
Definition:
tcp-header.cc:31
ns3::TcpHeader::m_destinationPort
uint16_t m_destinationPort
Definition:
tcp-header.h:164
ns3::TcpHeader::m_calcChecksum
bool m_calcChecksum
Definition:
tcp-header.h:176
port
uint16_t port
Definition:
dsdv-manet.cc:44
ns3::Buffer::Iterator
iterator in a Buffer instance
Definition:
buffer.h:98
ns3::Address
a polymophic address class
Definition:
address.h:86
ns3::TcpHeader::Print
virtual void Print(std::ostream &os) const
Definition:
tcp-header.cc:214
ns3::TcpHeader::SetSequenceNumber
void SetSequenceNumber(SequenceNumber32 sequenceNumber)
Definition:
tcp-header.cc:63
ns3::TcpHeader::RST
Definition:
tcp-header.h:145
ns3::TcpHeader::GetWindowSize
uint16_t GetWindowSize() const
Definition:
tcp-header.cc:112
ns3::TcpHeader::GetInstanceTypeId
virtual TypeId GetInstanceTypeId(void) const
Definition:
tcp-header.cc:210
ns3::TcpHeader::CalculateHeaderChecksum
uint16_t CalculateHeaderChecksum(uint16_t size) const
Definition:
tcp-header.cc:152
ns3::TcpHeader::SYN
Definition:
tcp-header.h:145
ns3::TcpHeader::m_goodChecksum
bool m_goodChecksum
Definition:
tcp-header.h:177
ns3::TcpHeader::SetDestinationPort
void SetDestinationPort(uint16_t port)
Definition:
tcp-header.cc:59
ns3::TcpHeader::SetFlags
void SetFlags(uint8_t flags)
Definition:
tcp-header.cc:75
ns3::TcpHeader::m_windowSize
uint16_t m_windowSize
Definition:
tcp-header.h:169
ns3::TcpHeader::m_sourcePort
uint16_t m_sourcePort
Definition:
tcp-header.h:163
ns3::SequenceNumber< uint32_t, int32_t >
ns3::TcpHeader
Header for the Transmission Control Protocol.
Definition:
tcp-header.h:43
ns3::TcpHeader::SetSourcePort
void SetSourcePort(uint16_t port)
Definition:
tcp-header.cc:55
ns3::TcpHeader::Flags_t
Flags_t
Definition:
tcp-header.h:145
ns3::TcpHeader::~TcpHeader
virtual ~TcpHeader()
Definition:
tcp-header.cc:45
ns3::TcpHeader::m_destination
Address m_destination
Definition:
tcp-header.h:173
ns3::TcpHeader::SetUrgentPointer
void SetUrgentPointer(uint16_t urgentPointer)
Definition:
tcp-header.cc:83
ns3::TcpHeader::FIN
Definition:
tcp-header.h:145
ns3::TcpHeader::GetSerializedSize
virtual uint32_t GetSerializedSize(void) const
Definition:
tcp-header.cc:256
ns3::TcpHeader::GetLength
uint8_t GetLength() const
Definition:
tcp-header.cc:104
ns3::TcpHeader::m_protocol
uint8_t m_protocol
Definition:
tcp-header.h:174
ns3::TcpHeader::CWR
Definition:
tcp-header.h:146
ns3::TcpHeader::Deserialize
virtual uint32_t Deserialize(Buffer::Iterator start)
Definition:
tcp-header.cc:283
ns3::TcpHeader::m_urgentPointer
uint16_t m_urgentPointer
Definition:
tcp-header.h:170
ns3::Ipv6Address
Describes an IPv6 address.
Definition:
ipv6-address.h:46
ns3::Ipv4Address
Ipv4 addresses are stored in host order in this class.
Definition:
ipv4-address.h:38
ns3::TcpHeader::m_ackNumber
SequenceNumber32 m_ackNumber
Definition:
tcp-header.h:166
ns3::TcpHeader::m_flags
uint8_t m_flags
Definition:
tcp-header.h:168
ns3::TcpHeader::m_length
uint8_t m_length
Definition:
tcp-header.h:167
ns3::TcpHeader::ECE
Definition:
tcp-header.h:146
ns3::TcpHeader::SetAckNumber
void SetAckNumber(SequenceNumber32 ackNumber)
Definition:
tcp-header.cc:67
ns3::TcpHeader::GetSourcePort
uint16_t GetSourcePort() const
Definition:
tcp-header.cc:88
ns3::TcpHeader::PSH
Definition:
tcp-header.h:145
ns3::TcpHeader::SetLength
void SetLength(uint8_t length)
Definition:
tcp-header.cc:71
ns3::TcpHeader::IsChecksumOk
bool IsChecksumOk(void) const
Is the TCP checksum correct ?
Definition:
tcp-header.cc:195
ns3::TcpHeader::EnableChecksums
void EnableChecksums(void)
Enable checksum calculation for TCP.
Definition:
tcp-header.cc:50
ns3::TcpHeader::ACK
Definition:
tcp-header.h:145
ns3::TcpHeader::SetWindowSize
void SetWindowSize(uint16_t windowSize)
Definition:
tcp-header.cc:79
ns3::TypeId
a unique identifier for an interface.
Definition:
type-id.h:49
ns3::TcpHeader::GetUrgentPointer
uint16_t GetUrgentPointer() const
Definition:
tcp-header.cc:116
ns3::TcpHeader::Serialize
virtual void Serialize(Buffer::Iterator start) const
Definition:
tcp-header.cc:260
ns3::TcpHeader::GetTypeId
static TypeId GetTypeId(void)
Definition:
tcp-header.cc:201
ns3::TcpHeader::m_sequenceNumber
SequenceNumber32 m_sequenceNumber
Definition:
tcp-header.h:165
src
internet
model
tcp-header.h
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