A Discrete-Event Network Simulator
API
ethernet-trailer.h
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1/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2007 Emmanuelle Laprise
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: Emmanuelle Laprise <emmanuelle.laprise@bluekazoo.ca>
19 */
20
21#ifndef ETHERNET_TRAILER_H
22#define ETHERNET_TRAILER_H
23
24#include "ns3/trailer.h"
25#include "ns3/packet.h"
26#include <string>
27
28namespace ns3 {
29
30
40{
41public:
46
51 void EnableFcs (bool enable);
52
60
65 void SetFcs (uint32_t fcs);
66
70 uint32_t GetFcs () const;
71
86 bool CheckFcs (Ptr<const Packet> p) const;
87
91 uint32_t GetTrailerSize () const;
92
97 static TypeId GetTypeId (void);
98 virtual TypeId GetInstanceTypeId (void) const;
99 virtual void Print (std::ostream &os) const;
100 virtual uint32_t GetSerializedSize (void) const;
101 virtual void Serialize (Buffer::Iterator end) const;
103private:
110
111};
112
113} // namespace ns3
114
115#endif /* ETHERNET_TRAILER_H */
iterator in a Buffer instance
Definition: buffer.h:99
Packet trailer for Ethernet.
uint32_t GetFcs() const
static TypeId GetTypeId(void)
Get the type ID.
bool CheckFcs(Ptr< const Packet > p) const
Calculate an FCS on the provided packet and check this value against the FCS found when the trailer w...
uint32_t GetTrailerSize() const
virtual void Print(std::ostream &os) const
virtual void Serialize(Buffer::Iterator end) const
virtual uint32_t Deserialize(Buffer::Iterator end)
void EnableFcs(bool enable)
Enable or disable FCS checking and calculations.
virtual uint32_t GetSerializedSize(void) const
EthernetTrailer()
Construct a null ethernet trailer.
bool m_calcFcs
Enabled FCS calculations.
virtual TypeId GetInstanceTypeId(void) const
Get the most derived TypeId for this Object.
void CalcFcs(Ptr< const Packet > p)
Updates the Fcs Field to the correct FCS.
uint32_t m_fcs
Value of the fcs contained in the trailer.
void SetFcs(uint32_t fcs)
Sets the FCS to a new value.
Protocol trailer serialization and deserialization.
Definition: trailer.h:41
a unique identifier for an interface.
Definition: type-id.h:59
Every class exported by the ns3 library is enclosed in the ns3 namespace.