NS-3 based Named Data Networking (NDN) simulator
ndnSIM: NDN, CCN, CCNx, content centric networks
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ndn-local-info-tag.h
1 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
2 /*
3  * Copyright (c) 2013 University of California, Los Angeles
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: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
19  */
20 
21 #ifndef NDN_LOCAL_INFO_TAG_H
22 #define NDN_LOCAL_INFO_TAG_H
23 
24 #include "ns3/tag.h"
25 #include "ns3/ptr.h"
26 
27 namespace ns3 {
28 namespace ndn {
29 
30 class Face;
31 
38 class LocalInfoTag : public Tag
39 {
40 public:
41  static TypeId
42  GetTypeId ();
43 
47  LocalInfoTag (Ptr<Face> inFace);
48 
52  ~LocalInfoTag ();
53 
59  uint32_t
60  Get () const
61  {
62  return m_faceId;
63  }
64 
66  // from ObjectBase
68  virtual TypeId
69  GetInstanceTypeId () const;
70 
72  // from Tag
74 
75  virtual uint32_t
76  GetSerializedSize () const;
77 
78  virtual void
79  Serialize (TagBuffer i) const;
80 
81  virtual void
82  Deserialize (TagBuffer i);
83 
84  virtual void
85  Print (std::ostream &os) const;
86 
87 public:
88  static const uint32_t CACHE_FACE = static_cast<uint32_t> (-1);
89 
90 private:
91  uint32_t m_faceId;
92 };
93 
94 } // namespace ndn
95 } // namespace ns3
96 
97 #endif // NDN_LOCAL_INFO_TAG_H
Packet tag that is used to keep information about face from which packet was received.
uint32_t Get() const
Get smart pointer to the face.
LocalInfoTag(Ptr< Face > inFace)
Constructor.