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llc-snap-header.h
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2005 INRIA
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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
19  */
20 
21 #ifndef LLC_SNAP_HEADER_H
22 #define LLC_SNAP_HEADER_H
23 
24 #include <stdint.h>
25 #include <string>
26 #include "ns3/header.h"
27 
28 namespace ns3 {
29 
33 static const uint16_t LLC_SNAP_HEADER_LENGTH = 8;
34 
42 class LlcSnapHeader : public Header
43 {
44 public:
45  LlcSnapHeader ();
46 
51  void SetType (uint16_t type);
56  uint16_t GetType (void);
57 
62  static TypeId GetTypeId (void);
63  virtual TypeId GetInstanceTypeId (void) const;
64  virtual void Print (std::ostream &os) const;
65  virtual uint32_t GetSerializedSize (void) const;
66  virtual void Serialize (Buffer::Iterator start) const;
67  virtual uint32_t Deserialize (Buffer::Iterator start);
68 private:
69  uint16_t m_etherType;
70 };
71 
72 } // namespace ns3
73 
74 #endif /* LLC_SNAP_HEADER_H */
Protocol header serialization and deserialization.
Definition: header.h:42
virtual TypeId GetInstanceTypeId(void) const
void SetType(uint16_t type)
Set the Ethertype.
iterator in a Buffer instance
Definition: buffer.h:98
virtual uint32_t Deserialize(Buffer::Iterator start)
uint16_t GetType(void)
Return the Ethertype.
uint16_t m_etherType
the Ethertype
static const uint16_t LLC_SNAP_HEADER_LENGTH
The length in octects of the LLC/SNAP header.
virtual void Serialize(Buffer::Iterator start) const
virtual uint32_t GetSerializedSize(void) const
static TypeId GetTypeId(void)
Get the type ID.
virtual void Print(std::ostream &os) const
a unique identifier for an interface.
Definition: type-id.h:49
Header for the LLC/SNAP encapsulation.