A Discrete-Event Network Simulator
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ethernet-trailer.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 Emmanuelle Laprise
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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: Emmanuelle Laprise <emmanuelle.laprise@bluekazoo.ca>
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*/
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#ifndef ETHERNET_TRAILER_H
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#define ETHERNET_TRAILER_H
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#include "ns3/trailer.h"
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#include "ns3/packet.h"
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#include <string>
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namespace
ns3 {
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class
EthernetTrailer
:
public
Trailer
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{
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public
:
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EthernetTrailer
();
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void
EnableFcs
(
bool
enable);
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void
CalcFcs
(
Ptr<const Packet>
p);
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void
SetFcs
(uint32_t fcs);
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uint32_t
GetFcs
();
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bool
CheckFcs
(
Ptr<const Packet>
p)
const
;
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91
uint32_t
GetTrailerSize
()
const
;
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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
end)
const
;
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virtual
uint32_t
Deserialize
(
Buffer::Iterator
end);
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private
:
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bool
m_calcFcs
;
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uint32_t
m_fcs
;
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uint32_t
DoCalcFcs
(uint8_t
const
*buffer,
size_t
len)
const
;
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};
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}
// namespace ns3
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#endif
/* ETHERNET_TRAILER_H */
ns3::Ptr< const Packet >
ns3::EthernetTrailer::CalcFcs
void CalcFcs(Ptr< const Packet > p)
Updates the Fcs Field to the correct FCS.
Definition:
ethernet-trailer.cc:67
ns3::EthernetTrailer::SetFcs
void SetFcs(uint32_t fcs)
Sets the FCS to a new value.
Definition:
ethernet-trailer.cc:85
ns3::EthernetTrailer::GetTrailerSize
uint32_t GetTrailerSize() const
Definition:
ethernet-trailer.cc:99
ns3::EthernetTrailer::GetSerializedSize
virtual uint32_t GetSerializedSize(void) const
Definition:
ethernet-trailer.cc:126
ns3::EthernetTrailer::m_fcs
uint32_t m_fcs
Definition:
ethernet-trailer.h:105
ns3::Buffer::Iterator
iterator in a Buffer instance
Definition:
buffer.h:98
ns3::EthernetTrailer::GetInstanceTypeId
virtual TypeId GetInstanceTypeId(void) const
Definition:
ethernet-trailer.cc:115
ns3::EthernetTrailer::CheckFcs
bool CheckFcs(Ptr< const Packet > p) const
Definition:
ethernet-trailer.cc:47
ns3::EthernetTrailer::Deserialize
virtual uint32_t Deserialize(Buffer::Iterator end)
Definition:
ethernet-trailer.cc:142
ns3::EthernetTrailer::Print
virtual void Print(std::ostream &os) const
Definition:
ethernet-trailer.cc:120
ns3::EthernetTrailer::GetTypeId
static TypeId GetTypeId(void)
Definition:
ethernet-trailer.cc:106
ns3::EthernetTrailer::EthernetTrailer
EthernetTrailer()
Construct a null ethernet trailer.
Definition:
ethernet-trailer.cc:32
ns3::EthernetTrailer::m_calcFcs
bool m_calcFcs
Definition:
ethernet-trailer.h:104
ns3::EthernetTrailer::Serialize
virtual void Serialize(Buffer::Iterator end) const
Definition:
ethernet-trailer.cc:133
ns3::Trailer
Protocol trailer serialization and deserialization.
Definition:
trailer.h:40
ns3::EthernetTrailer
Packet trailer for Ethernet.
Definition:
ethernet-trailer.h:39
ns3::EthernetTrailer::EnableFcs
void EnableFcs(bool enable)
Enable or disable FCS checking and calculations.
Definition:
ethernet-trailer.cc:40
ns3::EthernetTrailer::DoCalcFcs
uint32_t DoCalcFcs(uint8_t const *buffer, size_t len) const
Value of the fcs contained in the trailer.
Definition:
ethernet-trailer.cc:157
ns3::TypeId
a unique identifier for an interface.
Definition:
type-id.h:49
ns3::EthernetTrailer::GetFcs
uint32_t GetFcs()
Definition:
ethernet-trailer.cc:92
src
network
utils
ethernet-trailer.h
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