mirror of https://github.com/PentHertz/srsLTE.git
77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
/*
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* Copyright 2013-2019 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_RINGBUFFER_H
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#define SRSLTE_RINGBUFFER_H
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#include "srslte/config.h"
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#include <pthread.h>
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#include <stdint.h>
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#include <stdbool.h>
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typedef struct {
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uint8_t *buffer;
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bool active;
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int capacity;
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int count;
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int wpm;
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int rpm;
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pthread_mutex_t mutex;
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pthread_cond_t write_cvar;
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pthread_cond_t read_cvar;
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} srslte_ringbuffer_t;
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#ifdef __cplusplus
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extern "C" {
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#endif
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SRSLTE_API int srslte_ringbuffer_init(srslte_ringbuffer_t* q, int capacity);
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SRSLTE_API void srslte_ringbuffer_free(srslte_ringbuffer_t *q);
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SRSLTE_API void srslte_ringbuffer_reset(srslte_ringbuffer_t *q);
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SRSLTE_API int srslte_ringbuffer_status(srslte_ringbuffer_t* q);
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SRSLTE_API int srslte_ringbuffer_space(srslte_ringbuffer_t *q);
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SRSLTE_API int srslte_ringbuffer_write(srslte_ringbuffer_t* q, void* ptr, int nof_bytes);
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SRSLTE_API int srslte_ringbuffer_write_timed(srslte_ringbuffer_t* q, void* ptr, int nof_bytes, uint32_t timeout_ms);
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SRSLTE_API int srslte_ringbuffer_read(srslte_ringbuffer_t* q, void* ptr, int nof_bytes);
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SRSLTE_API int srslte_ringbuffer_read_timed(srslte_ringbuffer_t* q, void* p, int nof_bytes, uint32_t timeout_ms);
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SRSLTE_API int srslte_ringbuffer_read_convert_conj(srslte_ringbuffer_t* q, cf_t* dst_ptr, float norm, int nof_samples);
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SRSLTE_API int srslte_ringbuffer_read_block(srslte_ringbuffer_t* q, void** p, int nof_bytes);
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SRSLTE_API void srslte_ringbuffer_stop(srslte_ringbuffer_t *q);
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#ifdef __cplusplus
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}
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#endif
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#endif // SRSLTE_RINGBUFFER_H
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