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lte-pdcp.h
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1 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
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: Manuel Requena <manuel.requena@cttc.es>
19  */
20 
21 #ifndef LTE_PDCP_H
22 #define LTE_PDCP_H
23 
24 #include "ns3/traced-value.h"
25 #include "ns3/trace-source-accessor.h"
26 
27 #include "ns3/object.h"
28 
29 #include "ns3/lte-pdcp-sap.h"
30 #include "ns3/lte-rlc-sap.h"
31 
32 namespace ns3 {
33 
37 class LtePdcp : public Object // SimpleRefCount<LtePdcp>
38 {
39  friend class LtePdcpSpecificLteRlcSapUser;
40  friend class LtePdcpSpecificLtePdcpSapProvider<LtePdcp>;
41 public:
42  LtePdcp ();
43  virtual ~LtePdcp ();
44  static TypeId GetTypeId (void);
45 
46  void Start ();
47 
53  void SetRnti (uint16_t rnti);
54 
60  void SetLcId (uint8_t lcId);
61 
67  void SetLtePdcpSapUser (LtePdcpSapUser * s);
68 
74  LtePdcpSapProvider* GetLtePdcpSapProvider ();
75 
81  void SetLteRlcSapProvider (LteRlcSapProvider * s);
82 
88  LteRlcSapUser* GetLteRlcSapUser ();
89 
90 
91 protected:
92  // Interface provided to upper RRC entity
93  virtual void DoTransmitRrcPdu (Ptr<Packet> p);
94 
95  LtePdcpSapUser* m_pdcpSapUser;
96  LtePdcpSapProvider* m_pdcpSapProvider;
97 
98  // Interface provided to lower RLC entity
99  virtual void DoReceivePdu (Ptr<Packet> p);
100 
101  LteRlcSapUser* m_rlcSapUser;
102  LteRlcSapProvider* m_rlcSapProvider;
103 
104  uint16_t m_rnti;
105  uint8_t m_lcid;
106 
111  TracedCallback<uint16_t, uint8_t, uint32_t> m_txPdu;
116  TracedCallback<uint16_t, uint8_t, uint32_t, uint64_t> m_rxPdu;
117 
118 private:
122  uint16_t m_txSequenceNumber;
123  uint16_t m_rxSequenceNumber;
124 
128  static const uint16_t m_maxPdcpSn = 4095;
129 
130 };
131 
132 
133 } // namespace ns3
134 
135 #endif // LTE_PDCP_H