lte-rrc-header.h

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/*
 * Copyright (c) 2012 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
 *
 * 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: Lluis Parcerisa <lparcerisa@cttc.cat>
 * Modified by:
 *          Danilo Abrignani <danilo.abrignani@unibo.it> (Carrier Aggregation - GSoC 2015)
 *          Biljana Bojovic <biljana.bojovic@cttc.es> (Carrier Aggregation)
 */
 
#ifndef RRC_HEADER_H
#define RRC_HEADER_H
 
#include "lte-asn1-header.h"
#include "lte-rrc-sap.h"
 
#include "ns3/header.h"
 
#include <bitset>
#include <string>
 
namespace ns3
{
 
class RrcAsn1Header : public Asn1Header
{
  public:
    RrcAsn1Header();
    int GetMessageType() const;
 
  protected:
    static TypeId GetTypeId();
    // Inherited from Asn1Header
    TypeId GetInstanceTypeId() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override = 0;
    void PreSerialize() const override = 0;
 
    // Auxiliary functions
    int BandwidthToEnum(uint16_t bandwidth) const;
    uint16_t EnumToBandwidth(int n) const;
 
    // Serialization functions
    void SerializeSrbToAddModList(std::list<LteRrcSap::SrbToAddMod> srbToAddModList) const;
    void SerializeDrbToAddModList(std::list<LteRrcSap::DrbToAddMod> drbToAddModList) const;
    void SerializeLogicalChannelConfig(LteRrcSap::LogicalChannelConfig logicalChannelConfig) const;
    void SerializeRadioResourceConfigDedicated(
        LteRrcSap::RadioResourceConfigDedicated radioResourceConfigDedicated) const;
    void SerializePhysicalConfigDedicated(
        LteRrcSap::PhysicalConfigDedicated physicalConfigDedicated) const;
    void SerializePhysicalConfigDedicatedSCell(LteRrcSap::PhysicalConfigDedicatedSCell pcdsc) const;
    void SerializeSystemInformationBlockType1(
        LteRrcSap::SystemInformationBlockType1 systemInformationBlockType1) const;
    void SerializeSystemInformationBlockType2(
        LteRrcSap::SystemInformationBlockType2 systemInformationBlockType2) const;
    void SerializeRadioResourceConfigCommon(
        LteRrcSap::RadioResourceConfigCommon radioResourceConfigCommon) const;
    void SerializeRadioResourceConfigCommonSib(
        LteRrcSap::RadioResourceConfigCommonSib radioResourceConfigCommonSib) const;
    void SerializeMeasResults(LteRrcSap::MeasResults measResults) const;
    void SerializePlmnIdentity(uint32_t plmnId) const;
    void SerializeRachConfigCommon(LteRrcSap::RachConfigCommon rachConfigCommon) const;
    void SerializeMeasConfig(LteRrcSap::MeasConfig measConfig) const;
    void SerializeNonCriticalExtensionConfiguration(
        LteRrcSap::NonCriticalExtensionConfiguration nonCriticalExtensionConfiguration) const;
    void SerializeRadioResourceConfigCommonSCell(
        LteRrcSap::RadioResourceConfigCommonSCell rrccsc) const;
    void SerializeRadioResourceDedicatedSCell(
        LteRrcSap::RadioResourceConfigDedicatedSCell rrcdsc) const;
    void SerializeQoffsetRange(int8_t qOffsetRange) const;
    void SerializeThresholdEutra(LteRrcSap::ThresholdEutra thresholdEutra) const;
 
    // Deserialization functions
    Buffer::Iterator DeserializeDrbToAddModList(std::list<LteRrcSap::DrbToAddMod>* drbToAddModLis,
                                                Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeSrbToAddModList(std::list<LteRrcSap::SrbToAddMod>* srbToAddModList,
                                                Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeLogicalChannelConfig(
        LteRrcSap::LogicalChannelConfig* logicalChannelConfig,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeRadioResourceConfigDedicated(
        LteRrcSap::RadioResourceConfigDedicated* radioResourceConfigDedicated,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializePhysicalConfigDedicated(
        LteRrcSap::PhysicalConfigDedicated* physicalConfigDedicated,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeSystemInformationBlockType1(
        LteRrcSap::SystemInformationBlockType1* systemInformationBlockType1,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeSystemInformationBlockType2(
        LteRrcSap::SystemInformationBlockType2* systemInformationBlockType2,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeRadioResourceConfigCommon(
        LteRrcSap::RadioResourceConfigCommon* radioResourceConfigCommon,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeRadioResourceConfigCommonSib(
        LteRrcSap::RadioResourceConfigCommonSib* radioResourceConfigCommonSib,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeMeasResults(LteRrcSap::MeasResults* measResults,
                                            Buffer::Iterator bIterator);
    Buffer::Iterator DeserializePlmnIdentity(uint32_t* plmnId, Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeRachConfigCommon(LteRrcSap::RachConfigCommon* rachConfigCommon,
                                                 Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeMeasConfig(LteRrcSap::MeasConfig* measConfig,
                                           Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeQoffsetRange(int8_t* qOffsetRange, Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeThresholdEutra(LteRrcSap::ThresholdEutra* thresholdEutra,
                                               Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeNonCriticalExtensionConfig(
        LteRrcSap::NonCriticalExtensionConfiguration* nonCriticalExtension,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeCellIdentification(LteRrcSap::CellIdentification* ci,
                                                   Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeRadioResourceConfigCommonSCell(
        LteRrcSap::RadioResourceConfigCommonSCell* rrccsc,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializeRadioResourceConfigDedicatedSCell(
        LteRrcSap::RadioResourceConfigDedicatedSCell* rrcdsc,
        Buffer::Iterator bIterator);
    Buffer::Iterator DeserializePhysicalConfigDedicatedSCell(
        LteRrcSap::PhysicalConfigDedicatedSCell* pcdsc,
        Buffer::Iterator bIterator);
 
    void Print(std::ostream& os) const override;
    void Print(std::ostream& os,
               LteRrcSap::RadioResourceConfigDedicated radioResourceConfigDedicated) const;
 
    int m_messageType;
};
 
class RrcUlDcchMessage : public RrcAsn1Header
{
  public:
    RrcUlDcchMessage();
    ~RrcUlDcchMessage() override;
 
    // Inherited from RrcAsn1Header
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
    void PreSerialize() const override;
 
  protected:
    void SerializeUlDcchMessage(int msgType) const;
    Buffer::Iterator DeserializeUlDcchMessage(Buffer::Iterator bIterator);
};
 
class RrcDlDcchMessage : public RrcAsn1Header
{
  public:
    RrcDlDcchMessage();
    ~RrcDlDcchMessage() override;
 
    // Inherited from RrcAsn1Header
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
    void PreSerialize() const override;
 
  protected:
    void SerializeDlDcchMessage(int msgType) const;
    Buffer::Iterator DeserializeDlDcchMessage(Buffer::Iterator bIterator);
};
 
class RrcUlCcchMessage : public RrcAsn1Header
{
  public:
    RrcUlCcchMessage();
    ~RrcUlCcchMessage() override;
 
    // Inherited from RrcAsn1Header
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
    void PreSerialize() const override;
 
  protected:
    void SerializeUlCcchMessage(int msgType) const;
    Buffer::Iterator DeserializeUlCcchMessage(Buffer::Iterator bIterator);
};
 
class RrcDlCcchMessage : public RrcAsn1Header
{
  public:
    RrcDlCcchMessage();
    ~RrcDlCcchMessage() override;
 
    // Inherited from RrcAsn1Header
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
    void PreSerialize() const override;
 
  protected:
    void SerializeDlCcchMessage(int msgType) const;
    Buffer::Iterator DeserializeDlCcchMessage(Buffer::Iterator bIterator);
};
 
class RrcConnectionRequestHeader : public RrcUlCcchMessage
{
  public:
    RrcConnectionRequestHeader();
    ~RrcConnectionRequestHeader() override;
 
    static TypeId GetTypeId();
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionRequest msg);
 
    LteRrcSap::RrcConnectionRequest GetMessage() const;
 
    std::bitset<8> GetMmec() const;
 
    std::bitset<32> GetMtmsi() const;
 
  private:
    std::bitset<8> m_mmec;   
    std::bitset<32> m_mTmsi; 
 
    enum
    {
        EMERGENCY = 0,
        HIGHPRIORITYACCESS,
        MT_ACCESS,
        MO_SIGNALLING,
        MO_DATA,
        SPARE3,
        SPARE2,
        SPARE1
    } m_establishmentCause; 
 
    std::bitset<1> m_spare; 
};
 
class RrcConnectionSetupHeader : public RrcDlCcchMessage
{
  public:
    RrcConnectionSetupHeader();
    ~RrcConnectionSetupHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionSetup msg);
 
    LteRrcSap::RrcConnectionSetup GetMessage() const;
 
    uint8_t GetRrcTransactionIdentifier() const;
 
    LteRrcSap::RadioResourceConfigDedicated GetRadioResourceConfigDedicated() const;
 
    bool HavePhysicalConfigDedicated() const;
 
    LteRrcSap::PhysicalConfigDedicated GetPhysicalConfigDedicated() const;
 
    std::list<LteRrcSap::SrbToAddMod> GetSrbToAddModList() const;
 
    std::list<LteRrcSap::DrbToAddMod> GetDrbToAddModList() const;
 
    std::list<uint8_t> GetDrbToReleaseList() const;
 
  private:
    uint8_t m_rrcTransactionIdentifier; 
    mutable LteRrcSap::RadioResourceConfigDedicated
        m_radioResourceConfigDedicated; 
};
 
class RrcConnectionSetupCompleteHeader : public RrcUlDcchMessage
{
  public:
    RrcConnectionSetupCompleteHeader();
    ~RrcConnectionSetupCompleteHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionSetupCompleted msg);
 
    LteRrcSap::RrcConnectionSetupCompleted GetMessage() const;
 
    uint8_t GetRrcTransactionIdentifier() const;
 
  private:
    uint8_t m_rrcTransactionIdentifier; 
};
 
class RrcConnectionReconfigurationCompleteHeader : public RrcUlDcchMessage
{
  public:
    RrcConnectionReconfigurationCompleteHeader();
    ~RrcConnectionReconfigurationCompleteHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionReconfigurationCompleted msg);
 
    LteRrcSap::RrcConnectionReconfigurationCompleted GetMessage() const;
 
    uint8_t GetRrcTransactionIdentifier() const;
 
  private:
    uint8_t m_rrcTransactionIdentifier; 
};
 
class RrcConnectionReconfigurationHeader : public RrcDlDcchMessage
{
  public:
    RrcConnectionReconfigurationHeader();
    ~RrcConnectionReconfigurationHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionReconfiguration msg);
 
    LteRrcSap::RrcConnectionReconfiguration GetMessage() const;
 
    bool GetHaveMeasConfig() const;
 
    LteRrcSap::MeasConfig GetMeasConfig();
 
    bool GetHaveMobilityControlInfo() const;
 
    LteRrcSap::MobilityControlInfo GetMobilityControlInfo();
 
    bool GetHaveRadioResourceConfigDedicated() const;
 
    LteRrcSap::RadioResourceConfigDedicated GetRadioResourceConfigDedicated();
 
    uint8_t GetRrcTransactionIdentifier() const;
 
    LteRrcSap::RadioResourceConfigDedicated GetRadioResourceConfigDedicated() const;
 
    bool GetHaveNonCriticalExtensionConfig() const;
 
    LteRrcSap::NonCriticalExtensionConfiguration GetNonCriticalExtensionConfig();
 
    bool HavePhysicalConfigDedicated() const;
 
    LteRrcSap::PhysicalConfigDedicated GetPhysicalConfigDedicated() const;
 
    std::list<LteRrcSap::SrbToAddMod> GetSrbToAddModList() const;
 
    std::list<LteRrcSap::DrbToAddMod> GetDrbToAddModList() const;
 
    std::list<uint8_t> GetDrbToReleaseList() const;
 
  private:
    uint8_t m_rrcTransactionIdentifier;                   
    bool m_haveMeasConfig;                                
    LteRrcSap::MeasConfig m_measConfig;                   
    bool m_haveMobilityControlInfo;                       
    LteRrcSap::MobilityControlInfo m_mobilityControlInfo; 
    bool m_haveRadioResourceConfigDedicated;              
    LteRrcSap::RadioResourceConfigDedicated
        m_radioResourceConfigDedicated; 
    bool m_haveNonCriticalExtension;    
    LteRrcSap::NonCriticalExtensionConfiguration
        m_nonCriticalExtension; 
};
 
class HandoverPreparationInfoHeader : public RrcAsn1Header
{
  public:
    HandoverPreparationInfoHeader();
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::HandoverPreparationInfo msg);
 
    LteRrcSap::HandoverPreparationInfo GetMessage() const;
 
    LteRrcSap::AsConfig GetAsConfig() const;
 
  private:
    LteRrcSap::AsConfig m_asConfig; 
};
 
class RrcConnectionReestablishmentRequestHeader : public RrcUlCcchMessage
{
  public:
    RrcConnectionReestablishmentRequestHeader();
    ~RrcConnectionReestablishmentRequestHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionReestablishmentRequest msg);
 
    LteRrcSap::RrcConnectionReestablishmentRequest GetMessage() const;
 
    LteRrcSap::ReestabUeIdentity GetUeIdentity() const;
 
    LteRrcSap::ReestablishmentCause GetReestablishmentCause() const;
 
  private:
    LteRrcSap::ReestabUeIdentity m_ueIdentity;              
    LteRrcSap::ReestablishmentCause m_reestablishmentCause; 
};
 
class RrcConnectionReestablishmentHeader : public RrcDlCcchMessage
{
  public:
    RrcConnectionReestablishmentHeader();
    ~RrcConnectionReestablishmentHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionReestablishment msg);
 
    LteRrcSap::RrcConnectionReestablishment GetMessage() const;
 
    uint8_t GetRrcTransactionIdentifier() const;
 
    LteRrcSap::RadioResourceConfigDedicated GetRadioResourceConfigDedicated() const;
 
  private:
    uint8_t m_rrcTransactionIdentifier; 
    LteRrcSap::RadioResourceConfigDedicated
        m_radioResourceConfigDedicated; 
};
 
class RrcConnectionReestablishmentCompleteHeader : public RrcUlDcchMessage
{
  public:
    RrcConnectionReestablishmentCompleteHeader();
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionReestablishmentComplete msg);
 
    LteRrcSap::RrcConnectionReestablishmentComplete GetMessage() const;
 
    uint8_t GetRrcTransactionIdentifier() const;
 
  private:
    uint8_t m_rrcTransactionIdentifier; 
};
 
class RrcConnectionReestablishmentRejectHeader : public RrcDlCcchMessage
{
  public:
    RrcConnectionReestablishmentRejectHeader();
    ~RrcConnectionReestablishmentRejectHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionReestablishmentReject msg);
 
    LteRrcSap::RrcConnectionReestablishmentReject GetMessage() const;
 
  private:
    LteRrcSap::RrcConnectionReestablishmentReject
        m_rrcConnectionReestablishmentReject; 
};
 
class RrcConnectionReleaseHeader : public RrcDlDcchMessage
{
  public:
    RrcConnectionReleaseHeader();
    ~RrcConnectionReleaseHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionRelease msg);
 
    LteRrcSap::RrcConnectionRelease GetMessage() const;
 
  private:
    LteRrcSap::RrcConnectionRelease m_rrcConnectionRelease; 
};
 
class RrcConnectionRejectHeader : public RrcDlCcchMessage
{
  public:
    RrcConnectionRejectHeader();
    ~RrcConnectionRejectHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::RrcConnectionReject msg);
 
    LteRrcSap::RrcConnectionReject GetMessage() const;
 
  private:
    LteRrcSap::RrcConnectionReject m_rrcConnectionReject; 
};
 
class MeasurementReportHeader : public RrcUlDcchMessage
{
  public:
    MeasurementReportHeader();
    ~MeasurementReportHeader() override;
 
    // Inherited from RrcAsn1Header
    void PreSerialize() const override;
    uint32_t Deserialize(Buffer::Iterator bIterator) override;
    void Print(std::ostream& os) const override;
 
    void SetMessage(LteRrcSap::MeasurementReport msg);
 
    LteRrcSap::MeasurementReport GetMessage() const;
 
  private:
    LteRrcSap::MeasurementReport m_measurementReport; 
};
 
} // namespace ns3
 
#endif // RRC_HEADER_H