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flame-protocol.h
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2009 IITP RAS
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: Kirill Andreev <andreev@iitp.ru>
19  */
20 
21 #ifndef FLAME_PROTOCOL_H
22 #define FLAME_PROTOCOL_H
23 
24 
25 #include "ns3/mesh-l2-routing-protocol.h"
26 #include "ns3/nstime.h"
27 #include "ns3/tag.h"
28 #include <map>
29 
45 namespace ns3 {
46 namespace flame {
47 class FlameProtocolMac;
48 class FlameHeader;
49 class FlameRtable;
54 class FlameTag : public Tag
55 {
56 public:
58  Mac48Address transmitter;
60  Mac48Address receiver;
61 
62  FlameTag (Mac48Address a = Mac48Address ()) :
63  receiver (a){}
64 
66  //\{
67  static TypeId GetTypeId ();
68  TypeId GetInstanceTypeId () const;
69  uint32_t GetSerializedSize () const;
70  void Serialize (TagBuffer i) const;
71  void Deserialize (TagBuffer i);
72  void Print (std::ostream &os) const;
73  //\}
74 };
75 
80 class FlameProtocol : public MeshL2RoutingProtocol
81 {
82 public:
83  static TypeId GetTypeId ();
84  FlameProtocol ();
85  ~FlameProtocol ();
86  void DoDispose ();
87 
89  bool RequestRoute (uint32_t sourceIface, const Mac48Address source, const Mac48Address destination,
90  Ptr<const Packet> packet, uint16_t protocolType, RouteReplyCallback routeReply);
92  bool RemoveRoutingStuff (uint32_t fromIface, const Mac48Address source,
93  const Mac48Address destination, Ptr<Packet> packet, uint16_t& protocolType);
102  bool Install (Ptr<MeshPointDevice>);
103  Mac48Address GetAddress ();
105  void Report (std::ostream &) const;
106  void ResetStats ();
107 private:
108  FlameProtocol& operator= (const FlameProtocol &);
109  FlameProtocol (const FlameProtocol &);
110 
112  static const uint16_t FLAME_PROTOCOL = 0x4040;
118  bool HandleDataFrame (uint16_t seqno, Mac48Address source, const FlameHeader flameHdr, Mac48Address receiver, uint32_t fromIface);
123  typedef std::map<uint32_t, Ptr<FlameProtocolMac> > FlamePluginMap;
124  FlamePluginMap m_interfaces;
125  Mac48Address m_address;
126  //\}
131  Time m_broadcastInterval;
132  Time m_lastBroadcast;
133  //\}
135  uint8_t m_maxCost;
137  uint16_t m_myLastSeqno;
139  Ptr<FlameRtable> m_rtable;
142  struct Statistics
143  {
144  uint16_t txUnicast;
145  uint16_t txBroadcast;
146  uint32_t txBytes;
147  uint16_t droppedTtl;
148  uint16_t totalDropped;
149  void Print (std::ostream & os) const;
150  Statistics ();
151  };
152  Statistics m_stats;
154 
155 };
156 } // namespace flame
157 } // namespace ns3
158 #endif /* FLAME_PROTOCOL_H */