A Discrete-Event Network Simulator
API
epc-x2.h
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1 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2012 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 EPC_X2_H
22 #define EPC_X2_H
23 
24 #include "ns3/socket.h"
25 #include "ns3/callback.h"
26 #include "ns3/ptr.h"
27 #include "ns3/object.h"
28 
29 #include "ns3/epc-x2-sap.h"
30 
31 #include <map>
32 
33 namespace ns3 {
34 
35 
39 class X2IfaceInfo : public SimpleRefCount<X2IfaceInfo>
40 {
41 public:
49  X2IfaceInfo (Ipv4Address remoteIpAddr, Ptr<Socket> localCtrlPlaneSocket, Ptr<Socket> localUserPlaneSocket);
50  virtual ~X2IfaceInfo (void);
51 
58 
59 public:
63 };
64 
65 
69 class X2CellInfo : public SimpleRefCount<X2CellInfo>
70 {
71 public:
78  X2CellInfo (uint16_t localCellId, uint16_t remoteCellId);
79  virtual ~X2CellInfo (void);
80 
87 
88 public:
89  uint16_t m_localCellId;
90  uint16_t m_remoteCellId;
91 };
92 
93 
99 class EpcX2 : public Object
100 {
103 
104 public:
108  EpcX2 ();
109 
113  virtual ~EpcX2 (void);
114 
119  static TypeId GetTypeId (void);
120  virtual void DoDispose (void);
121 
122 
126  void SetEpcX2SapUser (EpcX2SapUser * s);
127 
132 
133 
141  void AddX2Interface (uint16_t enb1CellId, Ipv4Address enb1X2Address,
142  uint16_t enb2CellId, Ipv4Address enb2X2Address);
143 
144 
151  void RecvFromX2cSocket (Ptr<Socket> socket);
152 
159  void RecvFromX2uSocket (Ptr<Socket> socket);
160 
161 
162 protected:
163  // Interface provided by EpcX2SapProvider
204  virtual void DoSendUeData (EpcX2SapProvider::UeDataParams params);
205 
208 
209 
210 private:
211 
216  std::map < uint16_t, Ptr<X2IfaceInfo> > m_x2InterfaceSockets;
217 
222  std::map < Ptr<Socket>, Ptr<X2CellInfo> > m_x2InterfaceCellIds;
223 
227  uint16_t m_x2cUdpPort;
231  uint16_t m_x2uUdpPort;
232 
233 };
234 
235 } //namespace ns3
236 
237 #endif // EPC_X2_H
virtual ~EpcX2(void)
Destructor.
Definition: epc-x2.cc:93
X2IfaceInfo.
Definition: epc-x2.h:39
virtual void DoSendHandoverRequest(EpcX2SapProvider::HandoverRequestParams params)
Send handover request function.
Definition: epc-x2.cc:402
virtual ~X2IfaceInfo(void)
Definition: epc-x2.cc:41
These service primitives of this part of the X2 SAP are provided by the X2 entity and issued by RRC e...
Definition: epc-x2-sap.h:343
uint16_t m_remoteCellId
remote cell ID
Definition: epc-x2.h:90
Ptr< Socket > m_localUserPlaneSocket
local user plane socket
Definition: epc-x2.h:62
X2CellInfo & operator=(const X2CellInfo &)
Assignment operator.
Definition: epc-x2.cc:72
uint16_t m_localCellId
local cell ID
Definition: epc-x2.h:89
Parameters of the HANDOVER REQUEST message.
Definition: epc-x2-sap.h:228
static TypeId GetTypeId(void)
Get the type ID.
Definition: epc-x2.cc:109
virtual void DoSendLoadInformation(EpcX2SapProvider::LoadInformationParams params)
Send load information function.
Definition: epc-x2.cc:643
uint16_t m_x2cUdpPort
UDP ports to be used for the X2-C interface.
Definition: epc-x2.h:227
X2CellInfo.
Definition: epc-x2.h:69
void RecvFromX2uSocket(Ptr< Socket > socket)
Method to be assigned to the recv callback of the X2-U (X2 User Plane) socket.
Definition: epc-x2.cc:371
virtual ~X2CellInfo(void)
Definition: epc-x2.cc:65
virtual void DoSendUeData(EpcX2SapProvider::UeDataParams params)
Send UE data function.
Definition: epc-x2.cc:735
virtual void DoSendUeContextRelease(EpcX2SapProvider::UeContextReleaseParams params)
Send UE context release function.
Definition: epc-x2.cc:598
virtual void DoSendSnStatusTransfer(EpcX2SapProvider::SnStatusTransferParams params)
Send SN status transfer function.
Definition: epc-x2.cc:550
uint16_t m_x2uUdpPort
UDP ports to be used for the X2-U interface.
Definition: epc-x2.h:231
virtual void DoSendResourceStatusUpdate(EpcX2SapProvider::ResourceStatusUpdateParams params)
Send resource status update function.
Definition: epc-x2.cc:687
X2IfaceInfo & operator=(const X2IfaceInfo &)
Assignment operator.
Definition: epc-x2.cc:48
void RecvFromX2cSocket(Ptr< Socket > socket)
Method to be assigned to the recv callback of the X2-C (X2 Control Plane) socket. ...
Definition: epc-x2.cc:170
Parameters of the HANDOVER PREPARATION FAILURE message.
Definition: epc-x2-sap.h:262
Ptr< Socket > m_localCtrlPlaneSocket
local control plane socket
Definition: epc-x2.h:61
Parameters of the SN STATUS TRANSFER message.
Definition: epc-x2-sap.h:276
virtual void DoSendHandoverRequestAck(EpcX2SapProvider::HandoverRequestAckParams params)
Send handover request ack function.
Definition: epc-x2.cc:453
std::map< uint16_t, Ptr< X2IfaceInfo > > m_x2InterfaceSockets
Map the targetCellId to the corresponding (sourceSocket, remoteIpAddr) to be used to send the X2 mess...
Definition: epc-x2.h:216
EpcX2()
Constructor.
Definition: epc-x2.cc:84
X2IfaceInfo(Ipv4Address remoteIpAddr, Ptr< Socket > localCtrlPlaneSocket, Ptr< Socket > localUserPlaneSocket)
Constructor.
Definition: epc-x2.cc:34
X2CellInfo(uint16_t localCellId, uint16_t remoteCellId)
Constructor.
Definition: epc-x2.cc:59
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Parameters of the RESOURCE STATUS UPDATE message.
Definition: epc-x2-sap.h:314
This entity is installed inside an eNB and provides the functionality for the X2 interface.
Definition: epc-x2.h:99
Parameters of the UE CONTEXT RELEASE message.
Definition: epc-x2-sap.h:290
Parameters of the HANDOVER REQUEST ACKNOWLEDGE message.
Definition: epc-x2-sap.h:246
These service primitives of this part of the X2 SAP are provided by the RRC entity and issued by the ...
Definition: epc-x2-sap.h:406
EpcX2SapUser * m_x2SapUser
X2 SAP user.
Definition: epc-x2.h:206
virtual void DoSendHandoverPreparationFailure(EpcX2SapProvider::HandoverPreparationFailureParams params)
Send handover preparation failure function.
Definition: epc-x2.cc:502
Ipv4 addresses are stored in host order in this class.
Definition: ipv4-address.h:41
EpcX2SapProvider * GetEpcX2SapProvider()
Definition: epc-x2.cc:125
void SetEpcX2SapUser(EpcX2SapUser *s)
Definition: epc-x2.cc:118
EpcX2SpecificEpcX2SapProvider.
Definition: epc-x2-sap.h:470
Parameters of the LOAD INFORMATION message.
Definition: epc-x2-sap.h:303
EpcX2SapProvider * m_x2SapProvider
X2 SAP provider.
Definition: epc-x2.h:207
std::map< Ptr< Socket >, Ptr< X2CellInfo > > m_x2InterfaceCellIds
Map the localSocket (the one receiving the X2 message) to the corresponding (sourceCellId, targetCellId) associated with the X2 interface.
Definition: epc-x2.h:222
A base class which provides memory management and object aggregation.
Definition: object.h:87
void AddX2Interface(uint16_t enb1CellId, Ipv4Address enb1X2Address, uint16_t enb2CellId, Ipv4Address enb2X2Address)
Add an X2 interface to this EPC X2 entity.
Definition: epc-x2.cc:133
virtual void DoDispose(void)
Destructor implementation.
Definition: epc-x2.cc:99
Parameters of the UE DATA primitive.
Definition: epc-x2-sap.h:328
Ipv4Address m_remoteIpAddr
remote IP address
Definition: epc-x2.h:60
A template-based reference counting class.
a unique identifier for an interface.
Definition: type-id.h:58