mirror of https://github.com/PentHertz/srsLTE.git
65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2021 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*/
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/**********************************************************************************************
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* File: timestamp.h
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*
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* Description: A simple timestamp struct with separate variables for full and frac seconds.
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* Separate variables are used to avoid loss of precision in our frac seconds.
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* Only positive timestamps are supported.
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*
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* Reference:
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*********************************************************************************************/
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#ifndef SRSRAN_TIMESTAMP_H
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#define SRSRAN_TIMESTAMP_H
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#include "srsran/config.h"
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#include <stdbool.h>
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#include <stdint.h>
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#include <time.h>
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typedef struct SRSRAN_API {
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time_t full_secs;
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double frac_secs;
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} srsran_timestamp_t;
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#ifdef __cplusplus
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extern "C" {
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#endif
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SRSRAN_API int srsran_timestamp_init(srsran_timestamp_t* t, time_t full_secs, double frac_secs);
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SRSRAN_API void srsran_timestamp_init_uint64(srsran_timestamp_t* ts_time, uint64_t ts_count, double base_srate);
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SRSRAN_API int srsran_timestamp_copy(srsran_timestamp_t* dest, srsran_timestamp_t* src);
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SRSRAN_API int srsran_timestamp_compare(const srsran_timestamp_t* a, const srsran_timestamp_t* b);
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SRSRAN_API int srsran_timestamp_add(srsran_timestamp_t* t, time_t full_secs, double frac_secs);
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SRSRAN_API int srsran_timestamp_sub(srsran_timestamp_t* t, time_t full_secs, double frac_secs);
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SRSRAN_API double srsran_timestamp_real(const srsran_timestamp_t* t);
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SRSRAN_API bool srsran_timestamp_iszero(const srsran_timestamp_t* t);
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SRSRAN_API uint32_t srsran_timestamp_uint32(srsran_timestamp_t* t);
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SRSRAN_API uint64_t srsran_timestamp_uint64(const srsran_timestamp_t* t, double srate);
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#ifdef __cplusplus
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}
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#endif
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#endif // SRSRAN_TIMESTAMP_H
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