mirror of https://github.com/pvnis/srsRAN_4G.git
moved cell struct of srsue::rrc to separate file
Francisco Paisana
4 years ago
parent
f6d3467884
commit
069dc1f751
@ -0,0 +1,136 @@
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/*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSLTE_RRC_CELL_H
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#define SRSLTE_RRC_CELL_H
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#include "srslte/asn1/rrc_asn1.h"
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#include "srslte/asn1/rrc_asn1_utils.h"
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#include "srslte/interfaces/ue_interfaces.h"
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namespace srsue {
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class cell_t
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{
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public:
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cell_t() { gettimeofday(&last_update, nullptr); }
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explicit cell_t(phy_interface_rrc_lte::phy_cell_t phy_cell_) : cell_t() { phy_cell = phy_cell_; }
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// comparison based on pci and earfcn
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bool is_valid() { return phy_cell.earfcn != 0 && srslte_cellid_isvalid(phy_cell.pci); }
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bool equals(const cell_t& x) { return equals(x.phy_cell.earfcn, x.phy_cell.pci); }
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bool equals(uint32_t earfcn, uint32_t pci) { return earfcn == phy_cell.earfcn && pci == phy_cell.pci; }
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// NaN means an RSRP value has not yet been obtained. Keep then in the list and clean them if never updated
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bool greater(cell_t* x) { return rsrp > x->rsrp || std::isnan(rsrp); }
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bool has_plmn_id(asn1::rrc::plmn_id_s plmn_id) const;
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uint32_t nof_plmns() const { return has_sib1() ? sib1.cell_access_related_info.plmn_id_list.size() : 0; }
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srslte::plmn_id_t get_plmn(uint32_t idx) const;
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uint16_t get_tac() const { return has_sib1() ? (uint16_t)sib1.cell_access_related_info.tac.to_number() : 0; }
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uint32_t get_earfcn() const { return phy_cell.earfcn; }
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uint32_t get_pci() const { return phy_cell.pci; }
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void set_rsrp(float rsrp_)
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{
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if (!std::isnan(rsrp_)) {
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rsrp = rsrp_;
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}
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gettimeofday(&last_update, nullptr);
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}
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void set_rsrq(float rsrq_)
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{
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if (!std::isnan(rsrq_)) {
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rsrq = rsrq_;
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}
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}
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void set_cfo(float cfo_Hz_)
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{
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if (not std::isnan(cfo_Hz_) && not std::isinf(cfo_Hz_)) {
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phy_cell.cfo_hz = cfo_Hz_;
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}
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}
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float get_rsrp() const { return rsrp; }
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float get_rsrq() const { return rsrq; }
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float get_cfo_hz() const { return phy_cell.cfo_hz; }
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// TODO: replace with TTI count
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uint32_t timeout_secs(struct timeval now) const;
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void set_sib1(const asn1::rrc::sib_type1_s& sib1_);
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void set_sib2(const asn1::rrc::sib_type2_s& sib2_);
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void set_sib3(const asn1::rrc::sib_type3_s& sib3_);
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void set_sib13(const asn1::rrc::sib_type13_r9_s& sib13_);
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const asn1::rrc::sib_type1_s* sib1ptr() const { return has_sib1() ? &sib1 : nullptr; }
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const asn1::rrc::sib_type2_s* sib2ptr() const { return has_sib2() ? &sib2 : nullptr; }
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const asn1::rrc::sib_type3_s* sib3ptr() const { return has_sib3() ? &sib3 : nullptr; }
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const asn1::rrc::sib_type13_r9_s* sib13ptr() const { return has_sib13() ? &sib13 : nullptr; }
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uint32_t get_cell_id() const { return (uint32_t)sib1.cell_access_related_info.cell_id.to_number(); }
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bool has_sib(uint32_t index) const;
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bool has_sib1() const { return has_valid_sib1; }
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bool has_sib2() const { return has_valid_sib2; }
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bool has_sib3() const { return has_valid_sib3; }
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bool has_sib13() const { return has_valid_sib13; }
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void reset_sibs()
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{
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has_valid_sib1 = false;
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has_valid_sib2 = false;
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has_valid_sib3 = false;
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has_valid_sib13 = false;
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}
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uint16_t get_mcc() const;
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uint16_t get_mnc() const;
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std::string to_string() const;
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bool is_sib_scheduled(uint32_t sib_index) const;
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phy_interface_rrc_lte::phy_cell_t phy_cell = {0, 0, 0};
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bool has_mcch = false;
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asn1::rrc::sib_type1_s sib1 = {};
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asn1::rrc::sib_type2_s sib2 = {};
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asn1::rrc::sib_type3_s sib3 = {};
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asn1::rrc::sib_type13_r9_s sib13 = {};
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asn1::rrc::mcch_msg_s mcch = {};
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private:
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float rsrp = NAN;
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float rsrq = NAN;
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struct timeval last_update = {};
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bool has_valid_sib1 = false;
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bool has_valid_sib2 = false;
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bool has_valid_sib3 = false;
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bool has_valid_sib13 = false;
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std::map<uint32_t, uint32_t> sib_info_map; ///< map of sib_index to index of schedInfoList in SIB1
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};
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} // namespace srsue
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#endif // SRSLTE_RRC_CELL_H
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@ -0,0 +1,149 @@
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/*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include "srsue/hdr/stack/rrc/rrc_cell.h"
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namespace srsue {
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srslte::plmn_id_t cell_t::get_plmn(uint32_t idx) const
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{
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if (idx < sib1.cell_access_related_info.plmn_id_list.size() && has_valid_sib1) {
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return srslte::make_plmn_id_t(sib1.cell_access_related_info.plmn_id_list[idx].plmn_id);
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} else {
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return {};
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}
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}
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void cell_t::set_sib1(const asn1::rrc::sib_type1_s& sib1_)
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{
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sib1 = sib1_;
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has_valid_sib1 = true;
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sib_info_map.clear();
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for (uint32_t i = 0; i < sib1.sched_info_list.size(); ++i) {
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for (uint32_t j = 0; j < sib1.sched_info_list[i].sib_map_info.size(); ++j) {
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sib_info_map.insert(std::make_pair(sib1.sched_info_list[i].sib_map_info[j].to_number() - 1, i));
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}
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}
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}
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void cell_t::set_sib2(const asn1::rrc::sib_type2_s& sib2_)
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{
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sib2 = sib2_;
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has_valid_sib2 = true;
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}
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void cell_t::set_sib3(const asn1::rrc::sib_type3_s& sib3_)
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{
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sib3 = sib3_;
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has_valid_sib3 = true;
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}
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void cell_t::set_sib13(const asn1::rrc::sib_type13_r9_s& sib13_)
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{
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sib13 = sib13_;
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has_valid_sib13 = true;
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}
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bool cell_t::is_sib_scheduled(uint32_t sib_index) const
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{
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return sib_info_map.find(sib_index) != sib_info_map.end();
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}
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uint32_t cell_t::timeout_secs(struct timeval now) const
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{
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struct timeval t[3];
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memcpy(&t[2], &now, sizeof(struct timeval));
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memcpy(&t[1], &last_update, sizeof(struct timeval));
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get_time_interval(t);
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return t[0].tv_sec;
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}
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bool cell_t::has_sib(uint32_t index) const
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{
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switch (index) {
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case 0:
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return has_sib1();
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case 1:
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return has_sib2();
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case 2:
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return has_sib3();
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case 12:
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return has_sib13();
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default:
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break;
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}
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return false;
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}
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std::string cell_t::to_string() const
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{
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char buf[256];
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snprintf(buf,
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256,
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"{cell_id: 0x%x, pci: %d, dl_earfcn: %d, rsrp=%+.1f, cfo=%+.1f}",
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get_cell_id(),
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get_pci(),
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get_earfcn(),
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get_rsrp(),
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get_cfo_hz());
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return std::string{buf};
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}
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bool cell_t::has_plmn_id(asn1::rrc::plmn_id_s plmn_id) const
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{
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if (has_valid_sib1) {
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for (const auto& e : sib1.cell_access_related_info.plmn_id_list) {
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if (plmn_id.mcc == e.plmn_id.mcc && plmn_id.mnc == e.plmn_id.mnc) {
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return true;
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}
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}
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}
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return false;
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}
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uint16_t cell_t::get_mcc() const
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{
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uint16_t mcc;
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if (has_valid_sib1) {
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if (sib1.cell_access_related_info.plmn_id_list.size() > 0) {
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if (srslte::bytes_to_mcc(&sib1.cell_access_related_info.plmn_id_list[0].plmn_id.mcc[0], &mcc)) {
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return mcc;
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}
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}
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}
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return 0;
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}
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uint16_t cell_t::get_mnc() const
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{
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uint16_t mnc;
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if (has_valid_sib1) {
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if (sib1.cell_access_related_info.plmn_id_list.size() > 0) {
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if (srslte::bytes_to_mnc(&sib1.cell_access_related_info.plmn_id_list[0].plmn_id.mnc[0],
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&mnc,
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sib1.cell_access_related_info.plmn_id_list[0].plmn_id.mnc.size())) {
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return mnc;
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}
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}
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}
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return 0;
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}
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} // namespace srsue
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