diff -r fae7cfe4cfb0 -r 6e074e67a1ad src/lte/model/lte-harq-phy.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/lte/model/lte-harq-phy.h Mon Oct 08 17:18:22 2012 +0200 @@ -0,0 +1,143 @@ +/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */ +/* + * 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: Marco Miozzo + */ + + +#ifndef LTE_HARQ_PHY_MODULE_H +#define LTE_HARQ_PHY_MODULE_H + + + +#include +#include +#include +#include +#include +#include + + +namespace ns3 { + + + +struct HarqProcessInfoElement_t +{ + double m_mi; + uint8_t m_rv; + uint16_t m_infoBits; + uint16_t m_codeBits; +}; + +typedef std::vector HarqProcessInfoList_t; + +/** + * \ingroup lte + * \brief The LteHarqPhy class implements the HARQ functionalities related to PHY layer + *(i.e., decodification buffers for incremental redundancy managment) + * +*/ +class LteHarqPhy : public SimpleRefCount +{ +public: + LteHarqPhy (); + ~LteHarqPhy (); + + void SubframeIndication (uint32_t frameNo, uint32_t subframeNo); + + /** + * \brief Return the cumulated MI of the HARQ procId in case of retranmissions + * for DL (asynchronous) + * \param harqProcId the HARQ proc id + * \param layer layer no. (for MIMO spatial multiplexing) + * \return the MI accumulated + */ + double GetAccumulatedMiDl (uint8_t harqProcId, uint8_t layer); + + /** + * \brief Return the info of the HARQ procId in case of retranmissions + * for DL (asynchronous) + * \param harqProcId the HARQ proc id + * \param layer layer no. (for MIMO spatail multiplexing) + * \return the vector of the info related to HARQ proc Id + */ + HarqProcessInfoList_t GetHarqProcessInfoDl (uint8_t harqProcId, uint8_t layer); + + /** + * \brief Return the cumulated MI of the HARQ procId in case of retranmissions + * for UL (synchronous) + * \return the MI accumulated + */ + double GetAccumulatedMiUl (uint16_t rnti); + + /** + * \brief Return the info of the HARQ procId in case of retranmissions + * for UL (asynchronous) + * \param harqProcId the HARQ proc id + * \param layer layer no. (for MIMO spatail multiplexing) + * \return the vector of the info related to HARQ proc Id + */ + HarqProcessInfoList_t GetHarqProcessInfoUl (uint16_t rnti, uint8_t harqProcId); + + /** + * \brief Update the Info associated to the decodification of an HARQ process + * for DL (asynchronous) + * \param id the HARQ proc id + * \param layer layer no. (for MIMO spatail multiplexing) + * \param mi the new MI + */ + void UpdateDlHarqProcessStatus (uint8_t id, uint8_t layer, double mi, uint16_t infoBits, uint16_t codeBits); + + /** + * \brief Reset the info associated to the decodification of an HARQ process + * for DL (asynchronous) + * \param id the HARQ proc id + */ + void ResetDlHarqProcessStatus(uint8_t id); + + /** + * \brief Update the MI value associated to the decodification of an HARQ process + * for DL (asynchronous) + * \param rnti the RNTI of the transmitter + * \param mi the new MI + */ + void UpdateUlHarqProcessStatus (uint16_t rnti, double mi, uint16_t infoBits, uint16_t codeBits); + + /** + * \brief Reset the info associated to the decodification of an HARQ process + * for DL (asynchronous) + * \param id the HARQ proc id + */ + void ResetUlHarqProcessStatus(uint16_t rnti, uint8_t id); + + + + + +private: + + std::vector > m_miDlHarqProcessesInfoMap; + std::map > m_miUlHarqProcessesInfoMap; + + +}; + + +} + +#endif /* LTE_HARQ_PHY_MODULE_H */