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108 lines
2.7 KiB
C++
108 lines
2.7 KiB
C++
/*
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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_RF_TIMESTAMP_H
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#define SRSLTE_RF_TIMESTAMP_H
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#include "srslte/interfaces/radio_interfaces.h"
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namespace srslte {
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/**
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* Implemenation of the rf_buffer_interface for the current radio implementation which uses flat arrays.
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* @see rf_buffer_interface
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* @see radio
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*
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*/
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class rf_timestamp_t : public rf_timestamp_interface
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{
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public:
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/**
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* Default constructor, all timestamps are zero by default
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*/
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rf_timestamp_t() = default;
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/**
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* Copy constructor
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* @param other the other object to copy
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*/
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rf_timestamp_t(const rf_timestamp_t& other) { copy(other); }
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/**
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* Default destructor
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*/
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~rf_timestamp_t() = default;
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/**
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* Gets a timestamp by reference
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* @return Given timestamp of the indicated device if the index is bounded, otherwise it returns the default timestamp
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*/
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const srslte_timestamp_t& get(uint32_t idx) const override
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{
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if (idx >= SRSLTE_MAX_CHANNELS) {
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return default_ts;
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}
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return timestamps[idx];
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}
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/**
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* Get the timestamp array pointer
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* @return timestamp pointer with the value if the channel index is bounded. Otherwise, returns nullptr
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*/
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srslte_timestamp_t* get_ptr(uint32_t idx) override
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{
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if (idx >= SRSLTE_MAX_CHANNELS) {
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return nullptr;
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}
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return ×tamps[idx];
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}
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/**
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* Add a given amount of seconds to all the timestamps
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* @param secs number of seconds
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*/
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void add(double secs) override
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{
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for (srslte_timestamp_t& ts : timestamps) {
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srslte_timestamp_add(&ts, 0, secs);
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}
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}
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/**
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* Subtract a given amount of seconds to all the timestamps
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* @param secs number of seconds
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*/
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void sub(double secs) override
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{
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for (srslte_timestamp_t& ts : timestamps) {
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srslte_timestamp_sub(&ts, 0, secs);
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}
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}
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private:
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const srslte_timestamp_t default_ts = {};
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std::array<srslte_timestamp_t, SRSLTE_MAX_CHANNELS> timestamps = {};
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};
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} // namespace srslte
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#endif // SRSLTE_RF_TIMESTAMP_H
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