2020-11-26 01:25:22 -08:00
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/**
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2014-03-03 11:09:26 -08:00
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*
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2020-11-26 01:25:22 -08:00
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* \section COPYRIGHT
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2014-03-03 11:09:26 -08:00
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*
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2020-11-26 01:25:22 -08:00
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* Copyright 2013-2020 Software Radio Systems Limited
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2014-01-28 03:41:17 -08:00
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*
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2020-11-26 01:25:22 -08:00
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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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2014-03-03 11:09:26 -08:00
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*
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2014-01-28 03:41:17 -08:00
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*/
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2015-04-03 05:49:12 -07:00
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/******************************************************************************
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* File: binsource.h
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*
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* Description: Pseudo-random binary source.
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*
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* Reference:
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*****************************************************************************/
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2014-03-03 11:09:26 -08:00
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2018-03-31 10:04:04 -07:00
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#ifndef SRSLTE_BINSOURCE_H
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#define SRSLTE_BINSOURCE_H
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2014-01-28 03:41:17 -08:00
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2015-03-18 05:16:28 -07:00
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#include "srslte/config.h"
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2019-12-16 07:04:22 -08:00
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#include <stdint.h>
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2014-01-28 03:41:17 -08:00
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/* Low-level API */
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2019-12-16 07:04:22 -08:00
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typedef struct SRSLTE_API {
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uint32_t seed;
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uint32_t* seq_buff;
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int seq_buff_nwords;
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int seq_cache_nbits;
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int seq_cache_rp;
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} srslte_binsource_t;
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2014-01-28 03:41:17 -08:00
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2015-03-18 08:05:38 -07:00
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SRSLTE_API void srslte_binsource_init(srslte_binsource_t* q);
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SRSLTE_API void srslte_binsource_free(srslte_binsource_t* q);
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2019-12-16 07:04:22 -08:00
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SRSLTE_API void srslte_binsource_seed_set(srslte_binsource_t* q, uint32_t seed);
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2019-12-16 07:04:22 -08:00
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SRSLTE_API void srslte_binsource_seed_time(srslte_binsource_t* q);
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2019-12-16 07:04:22 -08:00
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SRSLTE_API int srslte_binsource_cache_gen(srslte_binsource_t* q, int nbits);
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2015-03-18 08:05:38 -07:00
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2019-12-16 07:04:22 -08:00
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SRSLTE_API void srslte_binsource_cache_cpy(srslte_binsource_t* q, uint8_t* bits, int nbits);
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2015-03-18 08:05:38 -07:00
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2019-12-16 07:04:22 -08:00
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SRSLTE_API int srslte_binsource_generate(srslte_binsource_t* q, uint8_t* bits, int nbits);
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2014-01-28 03:41:17 -08:00
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2018-03-31 10:04:04 -07:00
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#endif // SRSLTE_BINSOURCE_H
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