A Discrete-Event Network Simulator
API
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ethernet-trailer.h
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1/*
2 * Copyright (c) 2007 Emmanuelle Laprise
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation;
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 *
17 * Author: Emmanuelle Laprise <emmanuelle.laprise@bluekazoo.ca>
18 */
19
20#ifndef ETHERNET_TRAILER_H
21#define ETHERNET_TRAILER_H
22
23#include "ns3/packet.h"
24#include "ns3/trailer.h"
25
26#include <string>
27
28namespace ns3
29{
30
40{
41 public:
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
92
97 static TypeId GetTypeId();
98 TypeId GetInstanceTypeId() const override;
99 void Print(std::ostream& os) const override;
100 uint32_t GetSerializedSize() const override;
101 void Serialize(Buffer::Iterator end) const override;
103
104 private:
111};
112
113} // namespace ns3
114
115#endif /* ETHERNET_TRAILER_H */
iterator in a Buffer instance
Definition: buffer.h:100
Packet trailer for Ethernet.
uint32_t GetFcs() const
uint32_t Deserialize(Buffer::Iterator end) override
void Print(std::ostream &os) const override
TypeId GetInstanceTypeId() const override
Get the most derived TypeId for this Object.
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 GetSerializedSize() const override
void Serialize(Buffer::Iterator end) const override
uint32_t GetTrailerSize() const
void EnableFcs(bool enable)
Enable or disable FCS checking and calculations.
EthernetTrailer()
Construct a null ethernet trailer.
bool m_calcFcs
Enabled FCS calculations.
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.
static TypeId GetTypeId()
Get the type ID.
void SetFcs(uint32_t fcs)
Sets the FCS to a new value.
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:78
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.