eps-bearer.cc

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/*
 * Copyright (c) 2011 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: Nicola Baldo <nbaldo@cttc.es>
 */
 
#include "eps-bearer.h"
 
#include <ns3/attribute-construction-list.h>
#include <ns3/fatal-error.h>
 
namespace ns3
{
 
NS_OBJECT_ENSURE_REGISTERED(EpsBearer);
 
GbrQosInformation::GbrQosInformation()
    : gbrDl(0),
      gbrUl(0),
      mbrDl(0),
      mbrUl(0)
{
}
 
AllocationRetentionPriority::AllocationRetentionPriority()
    : priorityLevel(0),
      preemptionCapability(false),
      preemptionVulnerability(false)
{
}
 
TypeId
EpsBearer::GetTypeId()
{
    static TypeId tid =
        TypeId("ns3::EpsBearer")
            .SetParent<ObjectBase>()
            .SetGroupName("Lte")
            .AddConstructor<EpsBearer>()
            .AddAttribute(
                "Release",
                "Change from 11 to 15 if you need bearer definition as per Release 15."
                " Reference document: TS 23.203. The change does not impact other LTE code than "
                " bearers definition.",
                UintegerValue(11),
                MakeUintegerAccessor(&EpsBearer::GetRelease, &EpsBearer::SetRelease),
                MakeUintegerChecker<uint32_t>());
    return tid;
}
 
TypeId
EpsBearer::GetInstanceTypeId() const
{
    return EpsBearer::GetTypeId();
}
 
EpsBearer::EpsBearer()
    : ObjectBase(),
      qci(NGBR_VIDEO_TCP_DEFAULT)
{
    ObjectBase::ConstructSelf(AttributeConstructionList());
}
 
EpsBearer::EpsBearer(Qci x)
    : ObjectBase(),
      qci(x)
{
    ObjectBase::ConstructSelf(AttributeConstructionList());
}
 
EpsBearer::EpsBearer(Qci x, GbrQosInformation y)
    : ObjectBase(),
      qci(x),
      gbrQosInfo(y)
{
    ObjectBase::ConstructSelf(AttributeConstructionList());
}
 
EpsBearer::EpsBearer(const EpsBearer& o)
    : ObjectBase(o)
{
    qci = o.qci;
    gbrQosInfo = o.gbrQosInfo;
    ObjectBase::ConstructSelf(AttributeConstructionList());
}
 
void
EpsBearer::SetRelease(uint8_t release)
{
    switch (release)
    {
    case 8:
    case 9:
    case 10:
    case 11:
        m_requirements = GetRequirementsRel11();
        break;
    case 15:
        m_requirements = GetRequirementsRel15();
        break;
    default:
        NS_FATAL_ERROR("Not recognized release " << static_cast<uint32_t>(release)
                                                 << " please use a value between 8 and 11, or 15");
    }
    m_release = release;
}
 
bool
EpsBearer::IsGbr() const
{
    return IsGbr(*m_requirements, qci);
}
 
uint8_t
EpsBearer::GetPriority() const
{
    return GetPriority(*m_requirements, qci);
}
 
uint16_t
EpsBearer::GetPacketDelayBudgetMs() const
{
    return GetPacketDelayBudgetMs(*m_requirements, qci);
}
 
double
EpsBearer::GetPacketErrorLossRate() const
{
    return GetPacketErrorLossRate(*m_requirements, qci);
}
 
EpsBearer::BearerRequirementsMap*
EpsBearer::GetRequirementsRel11()
{
    /* Needed to support GCC 4.9. Otherwise, use list constructors, for example:
     * EpsBearer::BearerRequirementsMap
     * EpsBearer::GetRequirementsRel15 ()
     * {
     *   return
     *     {
     *       { GBR_CONV_VOICE          , { true,  20, 100, 1.0e-2,    0, 2000} },
     *       ...
     *     };
     * }
     */
    static EpsBearer::BearerRequirementsMap ret;
 
    if (ret.empty())
    {
        ret.insert(std::make_pair(GBR_CONV_VOICE, std::make_tuple(true, 2, 100, 1.0e-2, 0, 0)));
        ret.insert(std::make_pair(GBR_CONV_VIDEO, std::make_tuple(true, 4, 150, 1.0e-3, 0, 0)));
        ret.insert(std::make_pair(GBR_GAMING, std::make_tuple(true, 3, 50, 1.0e-3, 0, 0)));
        ret.insert(std::make_pair(GBR_NON_CONV_VIDEO, std::make_tuple(true, 5, 300, 1.0e-6, 0, 0)));
        ret.insert(std::make_pair(NGBR_IMS, std::make_tuple(false, 1, 100, 1.0e-6, 0, 0)));
        ret.insert(
            std::make_pair(NGBR_VIDEO_TCP_OPERATOR, std::make_tuple(false, 6, 300, 1.0e-6, 0, 0)));
        ret.insert(
            std::make_pair(NGBR_VOICE_VIDEO_GAMING, std::make_tuple(false, 7, 100, 1.0e-3, 0, 0)));
        ret.insert(
            std::make_pair(NGBR_VIDEO_TCP_PREMIUM, std::make_tuple(false, 8, 300, 1.0e-6, 0, 0)));
        ret.insert(
            std::make_pair(NGBR_VIDEO_TCP_DEFAULT, std::make_tuple(false, 9, 300, 1.0e-6, 0, 0)));
    }
    return &ret;
}
 
EpsBearer::BearerRequirementsMap*
EpsBearer::GetRequirementsRel15()
{
    // Needed to support GCC 4.9. Otherwise, use list constructors (see GetRequirementsRel10)
    static EpsBearer::BearerRequirementsMap ret;
 
    if (ret.empty())
    {
        ret.insert(std::make_pair(GBR_CONV_VOICE, std::make_tuple(true, 20, 100, 1.0e-2, 0, 2000)));
        ret.insert(std::make_pair(GBR_CONV_VIDEO, std::make_tuple(true, 40, 150, 1.0e-3, 0, 2000)));
        ret.insert(std::make_pair(GBR_GAMING, std::make_tuple(true, 30, 50, 1.0e-3, 0, 2000)));
        ret.insert(
            std::make_pair(GBR_NON_CONV_VIDEO, std::make_tuple(true, 50, 300, 1.0e-6, 0, 2000)));
        ret.insert(
            std::make_pair(GBR_MC_PUSH_TO_TALK, std::make_tuple(true, 7, 75, 1.0e-2, 0, 2000)));
        ret.insert(
            std::make_pair(GBR_NMC_PUSH_TO_TALK, std::make_tuple(true, 20, 100, 1.0e-2, 0, 2000)));
        ret.insert(std::make_pair(GBR_MC_VIDEO, std::make_tuple(true, 15, 100, 1.0e-3, 0, 2000)));
        ret.insert(std::make_pair(GBR_V2X, std::make_tuple(true, 25, 50, 1.0e-2, 0, 2000)));
        ret.insert(std::make_pair(NGBR_IMS, std::make_tuple(false, 10, 100, 1.0e-6, 0, 0)));
        ret.insert(
            std::make_pair(NGBR_VIDEO_TCP_OPERATOR, std::make_tuple(false, 60, 300, 1.0e-6, 0, 0)));
        ret.insert(
            std::make_pair(NGBR_VOICE_VIDEO_GAMING, std::make_tuple(false, 70, 100, 1.0e-3, 0, 0)));
        ret.insert(
            std::make_pair(NGBR_VIDEO_TCP_PREMIUM, std::make_tuple(false, 80, 300, 1.0e-6, 0, 0)));
        ret.insert(
            std::make_pair(NGBR_VIDEO_TCP_DEFAULT, std::make_tuple(false, 90, 300, 1.0e-6, 0, 0)));
        ret.insert(
            std::make_pair(NGBR_MC_DELAY_SIGNAL, std::make_tuple(false, 5, 60, 1.0e-6, 0, 0)));
        ret.insert(std::make_pair(NGBR_MC_DATA, std::make_tuple(false, 55, 200, 1.0e-6, 0, 0)));
        ret.insert(std::make_pair(NGBR_V2X, std::make_tuple(false, 65, 5, 1.0e-2, 0, 0)));
        ret.insert(std::make_pair(NGBR_LOW_LAT_EMBB, std::make_tuple(false, 68, 10, 1.0e-6, 0, 0)));
        ret.insert(std::make_pair(DGBR_DISCRETE_AUT_SMALL,
                                  std::make_tuple(false, 19, 10, 1.0e-4, 255, 2000)));
        ret.insert(std::make_pair(DGBR_DISCRETE_AUT_LARGE,
                                  std::make_tuple(false, 22, 10, 1.0e-4, 1358, 2000)));
        ret.insert(std::make_pair(DGBR_ITS, std::make_tuple(false, 24, 30, 1.0e-5, 1354, 2000)));
        ret.insert(
            std::make_pair(DGBR_ELECTRICITY, std::make_tuple(false, 21, 5, 1.0e-5, 255, 2000)));
    }
    return &ret;
}
 
} // namespace ns3