A Discrete-Event Network Simulator
Home
Tutorials ▼
English
Portuguese
Docs ▼
Wiki
Manual
Models
Develop ▼
API
Bugs
API
Main Page
Related Pages
Modules
Namespaces
Classes
Files
File List
All
Classes
Namespaces
Files
Functions
Variables
Typedefs
Enumerations
Enumerator
Friends
Groups
Pages
tcp-header.h
1
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2
/*
3
* Copyright (c) 2007 Georgia Tech Research Corporation
4
*
5
* This program is free software; you can redistribute it and/or modify
6
* it under the terms of the GNU General Public License version 2 as
7
* published by the Free Software Foundation;
8
*
9
* This program is distributed in the hope that it will be useful,
10
* but WITHOUT ANY WARRANTY; without even the implied warranty of
11
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12
* GNU General Public License for more details.
13
*
14
* You should have received a copy of the GNU General Public License
15
* along with this program; if not, write to the Free Software
16
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17
*
18
* Author: Raj Bhattacharjea <raj.b@gatech.edu>
19
*/
20
21
#ifndef TCP_HEADER_H
22
#define TCP_HEADER_H
23
24
#include <stdint.h>
25
#include "ns3/header.h"
26
#include "ns3/buffer.h"
27
#include "ns3/tcp-socket-factory.h"
28
#include "ns3/ipv4-address.h"
29
#include "ns3/ipv6-address.h"
30
#include "ns3/sequence-number.h"
31
32
namespace
ns3 {
33
43
class
TcpHeader
:
public
Header
44
{
45
public
:
46
TcpHeader
();
47
virtual
~
TcpHeader
();
48
52
void
EnableChecksums
(
void
);
53
//Setters
57
void
SetSourcePort
(uint16_t port);
61
void
SetDestinationPort
(uint16_t port);
65
void
SetSequenceNumber
(
SequenceNumber32
sequenceNumber);
69
void
SetAckNumber
(
SequenceNumber32
ackNumber);
73
void
SetLength
(uint8_t length);
77
void
SetFlags
(uint8_t flags);
81
void
SetWindowSize
(uint16_t windowSize);
85
void
SetUrgentPointer
(uint16_t urgentPointer);
86
87
88
//Getters
92
uint16_t
GetSourcePort
()
const
;
96
uint16_t
GetDestinationPort
()
const
;
100
SequenceNumber32
GetSequenceNumber
()
const
;
104
SequenceNumber32
GetAckNumber
()
const
;
108
uint8_t
GetLength
()
const
;
112
uint8_t
GetFlags
()
const
;
116
uint16_t
GetWindowSize
()
const
;
120
uint16_t
GetUrgentPointer
()
const
;
121
133
void
InitializeChecksum
(
Ipv4Address
source,
134
Ipv4Address
destination,
135
uint8_t protocol);
136
void
InitializeChecksum
(
Ipv6Address
source,
137
Ipv6Address
destination,
138
uint8_t protocol);
139
void
InitializeChecksum
(
Address
source,
140
Address
destination,
141
uint8_t protocol);
142
143
typedef
enum
{ NONE = 0, FIN = 1, SYN = 2, RST = 4, PSH = 8, ACK = 16,
144
URG = 32, ECE = 64, CWR = 128} Flags_t;
145
146
static
TypeId
GetTypeId (
void
);
147
virtual
TypeId
GetInstanceTypeId
(
void
)
const
;
148
virtual
void
Print
(std::ostream &os)
const
;
149
virtual
uint32_t
GetSerializedSize
(
void
)
const
;
150
virtual
void
Serialize
(
Buffer::Iterator
start)
const
;
151
virtual
uint32_t
Deserialize
(
Buffer::Iterator
start);
152
157
bool
IsChecksumOk
(
void
)
const
;
158
159
private
:
160
uint16_t CalculateHeaderChecksum (uint16_t size)
const
;
161
uint16_t m_sourcePort;
162
uint16_t m_destinationPort;
163
SequenceNumber32
m_sequenceNumber;
164
SequenceNumber32
m_ackNumber;
165
uint8_t m_length;
// really a uint4_t
166
uint8_t m_flags;
// really a uint6_t
167
uint16_t m_windowSize;
168
uint16_t m_urgentPointer;
169
170
Address
m_source;
171
Address
m_destination;
172
uint8_t m_protocol;
173
174
uint16_t m_initialChecksum;
175
bool
m_calcChecksum;
176
bool
m_goodChecksum;
177
};
178
179
}
// namespace ns3
180
181
#endif
/* TCP_HEADER */
ns3::Header
Protocol header serialization and deserialization.
Definition:
header.h:42
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::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::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::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::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::SetUrgentPointer
void SetUrgentPointer(uint16_t urgentPointer)
Definition:
tcp-header.cc:83
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::Deserialize
virtual uint32_t Deserialize(Buffer::Iterator start)
Definition:
tcp-header.cc:283
ns3::Ipv6Address
Describes an IPv6 address.
Definition:
ipv6-address.h:44
ns3::Ipv4Address
Ipv4 addresses are stored in host order in this class.
Definition:
ipv4-address.h:38
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::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 (XXX currently has no effect)
Definition:
tcp-header.cc:50
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:44
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
src
internet
model
tcp-header.h
Generated on Sun Mar 16 2014 11:25:05 for ns-3 by
1.8.6