/usr/include/ns3.27/ns3/lte-ccm-rrc-sap.h is in libns3-dev 3.27+dfsg-1.
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/*
* Copyright (c) 2015 Danilo Abrignani
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Danilo Abrignani <danilo.abrignani@unibo.it>
*
*/
#ifndef LTE_CCM_RRC_SAP_H
#define LTE_CCM_RRC_SAP_H
#include <ns3/lte-rrc-sap.h>
#include <ns3/eps-bearer.h>
#include <ns3/lte-enb-cmac-sap.h>
#include <ns3/lte-mac-sap.h>
#include <map>
namespace ns3 {
class LteUeCmacSapProvider;
class UeManager;
class LteEnbCmacSapProvider;
class LteMacSapUser;
class LteRrcSap;
/**
* \brief Service Access Point (SAP) offered by the Component Carrier Manager (CCM)
* instance to the eNodeB RRC instance.
*
* This is the *Component Carrier Manager SAP Provider*, i.e., the part of the SAP
* that contains the CCM methods called by the eNodeB RRC instance.
*/
class LteCcmRrcSapProvider
{
/// allow UeManager class friend access
friend class UeManager;
/// allow LteMacSapUser class friend access
friend class LteMacSapUser;
public:
virtual ~LteCcmRrcSapProvider ();
/// LcsConfig sructure
struct LcsConfig
{
uint16_t componentCarrierId; ///< component carrier ID
LteEnbCmacSapProvider::LcInfo lc; ///< LC info
LteMacSapUser *msu; ///< MSU
};
/**
* \brief Reports UE measurements to the component carrier manager.
* \param rnti Radio Network Temporary Identity, an integer identifying
* the UE where the measurement report originates from.
* \param measResults a single report of one measurement identity
*
* The received measurement report is a result of the UE measurements configuration
* previously configured by calling LteCcmRrcSapProvider::AddUeMeasReportConfigForComponentCarrier.
* The report may be stored and utilized for the purpose of making decision if and when
* to use the secondary carriers.
*/
virtual void ReportUeMeas (uint16_t rnti, LteRrcSap::MeasResults measResults) = 0;
/**
* \brief Add a new UE in the LteEnbComponentCarrierManager.
* \param rnti Radio Network Temporary Identity, an integer identifying the UE.
* \param state The current rrc state of the UE.
*/
virtual void AddUe (uint16_t rnti, uint8_t state) = 0;
/**
* \brief Add a new logical channel.
* \param lcInfo - information about newly created logical channel
* \param msu - pointer to corresponding rlc interface
*
*/
virtual void AddLc (LteEnbCmacSapProvider::LcInfo lcInfo, LteMacSapUser* msu) = 0;
/**
* \brief Remove an existing UE.
* \param rnti Radio Network Temporary Identity, an integer identifying the UE
* where the report originates from
*/
virtual void RemoveUe (uint16_t rnti) = 0;
/**
* \brief Add a new Bearer for the Ue in the LteEnbComponentCarrierManager.
* \param bearer a pointer to the EpsBearer object
* \param bearerId a unique identifier for the bearer
* \param rnti Radio Network Temporary Identity, an integer identifying the UE
* where the report originates from
* \param lcid the Logical Channel id
* \param lcGroup the Logical Channel group
* \param msu a pointer to the LteMacSapUser, the LteEnbComponentCarrierManager
* has to store a LteMacSapUser for each Rlc istance, in order to
* properly redirect the packet
* \return vector of LcsConfig contains the lc configuration for each Mac
* the size of the vector is equal to the number of component
* carrier enabled.
*
* The Logical Channel configurations for each component carrier depend on the
* algorithm used to split the traffic between the component carriers themself.
*/
virtual std::vector<LteCcmRrcSapProvider::LcsConfig> SetupDataRadioBearer (EpsBearer bearer, uint8_t bearerId, uint16_t rnti, uint8_t lcid, uint8_t lcGroup, LteMacSapUser *msu) = 0;
/**
* \brief Release an existing Data Radio Bearer for a Ue in the LteEnbComponentCarrierManager
* \param rnti Radio Network Temporary Identity, an integer identifying the UE
* where the report originates from
* \param lcid the Logical Channel Id
* \return vector of integer the componentCarrierId of the componentCarrier
* where the bearer is enabled
*/
virtual std::vector<uint8_t> ReleaseDataRadioBearer (uint16_t rnti, uint8_t lcid) = 0;
/**
* \brief Add the Signal Bearer for a specif Ue in LteEnbComponenCarrierManager
* \param lcInfo this structure it is hard-coded in the LteEnbRrc
* \param rlcMacSapUser it is the MacSapUser of the Rlc istance
* \return the LteMacSapUser of the ComponentCarrierManager
*
*/
virtual LteMacSapUser* ConfigureSignalBearer(LteEnbCmacSapProvider::LcInfo lcInfo, LteMacSapUser* rlcMacSapUser) = 0;
}; // end of class LteCcmRrcSapProvider
/**
* \brief Service Access Point (SAP) offered by the eNodeB RRC instance to the
* component carrier manager (CCM) instance.
*
* This is the *Component Carrier Management SAP User*, i.e., the part of the SAP that
* contains the eNodeB RRC methods called by the CCM.
*/
class LteCcmRrcSapUser
{
/// allow LteEnbRrc class friend access
friend class LteEnbRrc;
public:
virtual ~LteCcmRrcSapUser ();
/**
* \brief Request a certain reporting configuration to be fulfilled by the UEs
* attached to the eNodeB entity.
* \param reportConfig the UE measurement reporting configuration
* \return the measurement identity associated with this newly added
* reporting configuration
*
* The eNodeB RRC entity is expected to configure the same reporting
* configuration in each of the attached UEs. When later in the simulation a
* UE measurement report is received from a UE as a result of this
* configuration, the eNodeB RRC entity shall forward this report to the
* ComponentCarrier algorithm through the LteCcmRrcSapProvider::ReportUeMeas
* SAP function.
*
* \note This function is only valid before the simulation begins.
*/
virtual uint8_t AddUeMeasReportConfigForComponentCarrier (LteRrcSap::ReportConfigEutra reportConfig) = 0;
/**
* \brief Instruct the eNodeB RRC entity to prepare a component carrier.
* \param rnti Radio Network Temporary Identity, an integer identifying the
* UE which shall perform the ComponentCarrier
* \param targetCellId the cell ID of the target eNodeB
*
* This function is used by the ComponentCarrier manager when a decision on
* component carriers configurations.
*
* The process to produce the decision is up to the implementation of ComponentCarrier
* algorithm. It is typically based on the reported UE measurements, which are
* received through the LteCcmRrcSapProvider::ReportUeMeas function.
*/
virtual void TriggerComponentCarrier (uint16_t rnti, uint16_t targetCellId) = 0;
/**
* add a new Logical Channel (LC)
*
* \param lcConfig is a single structure contains logical Channel Id, Logical Channel config and Component Carrier Id
*/
virtual void AddLcs (std::vector<LteEnbRrcSapProvider::LogicalChannelConfig> lcConfig) = 0;
/**
* remove an existing LC
*
* \param rnti
* \param lcid
*/
virtual void ReleaseLcs (uint16_t rnti, uint8_t lcid) = 0;
/**
* Get UE manager by RNTI
*
* \param rnti RNTI
* \return UE manager
*/
virtual Ptr<UeManager> GetUeManager (uint16_t rnti) = 0;
}; // end of class LteCcmRrcSapUser
/// MemberLteCcmRrcSapProvider class
template <class C>
class MemberLteCcmRrcSapProvider : public LteCcmRrcSapProvider
{
public:
/**
* Constructor
*
* \param owner the owner class
*/
MemberLteCcmRrcSapProvider (C* owner);
// inherited from LteCcmRrcSapProvider
virtual void ReportUeMeas (uint16_t rnti, LteRrcSap::MeasResults measResults);
virtual void AddUe (uint16_t rnti, uint8_t state);
virtual void AddLc (LteEnbCmacSapProvider::LcInfo lcInfo, LteMacSapUser* msu);
virtual void RemoveUe (uint16_t rnti);
virtual std::vector<LteCcmRrcSapProvider::LcsConfig> SetupDataRadioBearer (EpsBearer bearer, uint8_t bearerId, uint16_t rnti, uint8_t lcid, uint8_t lcGroup, LteMacSapUser *msu);
virtual std::vector<uint8_t> ReleaseDataRadioBearer (uint16_t rnti, uint8_t lcid);
virtual LteMacSapUser* ConfigureSignalBearer(LteEnbCmacSapProvider::LcInfo lcInfo, LteMacSapUser* rlcMacSapUser);
private:
C* m_owner; ///< the owner class
};
template <class C>
MemberLteCcmRrcSapProvider<C>::MemberLteCcmRrcSapProvider (C* owner)
: m_owner (owner)
{
}
template <class C>
void MemberLteCcmRrcSapProvider<C>::ReportUeMeas (uint16_t rnti, LteRrcSap::MeasResults measResults)
{
m_owner->DoReportUeMeas (rnti, measResults);
}
template <class C>
void MemberLteCcmRrcSapProvider<C>::AddUe (uint16_t rnti, uint8_t state)
{
m_owner->DoAddUe (rnti, state);
}
template <class C>
void MemberLteCcmRrcSapProvider<C>::AddLc (LteEnbCmacSapProvider::LcInfo lcInfo, LteMacSapUser* msu)
{
m_owner->DoAddLc (lcInfo, msu);
}
template <class C>
void MemberLteCcmRrcSapProvider<C>::RemoveUe (uint16_t rnti)
{
m_owner->DoRemoveUe (rnti);
}
template <class C>
std::vector<LteCcmRrcSapProvider::LcsConfig> MemberLteCcmRrcSapProvider<C>::SetupDataRadioBearer (EpsBearer bearer, uint8_t bearerId, uint16_t rnti, uint8_t lcid, uint8_t lcGroup, LteMacSapUser *msu)
{
return m_owner->DoSetupDataRadioBearer (bearer, bearerId, rnti, lcid, lcGroup, msu);
}
template <class C>
std::vector<uint8_t> MemberLteCcmRrcSapProvider<C>::ReleaseDataRadioBearer (uint16_t rnti, uint8_t lcid)
{
return m_owner->DoReleaseDataRadioBearer (rnti, lcid);
}
template <class C>
LteMacSapUser* MemberLteCcmRrcSapProvider<C>::ConfigureSignalBearer(LteEnbCmacSapProvider::LcInfo lcInfo, LteMacSapUser* rlcMacSapUser)
{
return m_owner->DoConfigureSignalBearer (lcInfo, rlcMacSapUser);
}
/// MemberLteCcmRrcSapUser class
template <class C>
class MemberLteCcmRrcSapUser : public LteCcmRrcSapUser
{
public:
/**
* Constructor
*
* \param owner the owner class
*/
MemberLteCcmRrcSapUser (C* owner);
// inherited from LteCcmRrcSapUser
virtual void AddLcs (std::vector<LteEnbRrcSapProvider::LogicalChannelConfig> lcConfig);
virtual void ReleaseLcs (uint16_t rnti, uint8_t lcid);
virtual uint8_t AddUeMeasReportConfigForComponentCarrier (LteRrcSap::ReportConfigEutra reportConfig);
virtual void TriggerComponentCarrier (uint16_t rnti, uint16_t targetCellId);
virtual Ptr<UeManager> GetUeManager (uint16_t rnti);
private:
C* m_owner; ///< the owner class
};
template <class C>
MemberLteCcmRrcSapUser<C>::MemberLteCcmRrcSapUser (C* owner)
: m_owner (owner)
{
}
template <class C>
void MemberLteCcmRrcSapUser<C>::AddLcs (std::vector<LteEnbRrcSapProvider::LogicalChannelConfig> lcConfig)
{
NS_FATAL_ERROR ("Function should not be called because it is not implemented.");
//m_owner->DoAddLcs (lcConfig);
}
template <class C>
void MemberLteCcmRrcSapUser<C>::ReleaseLcs (uint16_t rnti, uint8_t lcid)
{
NS_FATAL_ERROR ("Function should not be called because it is not implemented.");
//m_owner->DoReleaseLcs (rnti, lcid);
}
template <class C>
uint8_t
MemberLteCcmRrcSapUser<C>::AddUeMeasReportConfigForComponentCarrier (LteRrcSap::ReportConfigEutra reportConfig)
{
return m_owner->DoAddUeMeasReportConfigForComponentCarrier (reportConfig);
}
template <class C>
void
MemberLteCcmRrcSapUser<C>::TriggerComponentCarrier (uint16_t rnti, uint16_t targetCellId)
{
NS_FATAL_ERROR ("Function should not be called because it is not implemented.");
}
template <class C>
Ptr<UeManager>
MemberLteCcmRrcSapUser<C>::GetUeManager (uint16_t rnti)
{
return m_owner->GetUeManager (rnti);
}
} // end of namespace ns3
#endif /* LTE_CCM_RRC_SAP_H */
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