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C

/*
* Copyright 2013-2019 Software Radio Systems Limited
*
* This file is part of srsLTE.
*
* srsLTE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsLTE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSLTE_RINGBUFFER_H
#define SRSLTE_RINGBUFFER_H
#include "srslte/config.h"
#include <pthread.h>
#include <stdint.h>
#include <stdbool.h>
typedef struct {
uint8_t *buffer;
bool active;
int capacity;
int count;
int wpm;
int rpm;
pthread_mutex_t mutex;
pthread_cond_t cvar;
} srslte_ringbuffer_t;
SRSLTE_API int srslte_ringbuffer_init(srslte_ringbuffer_t *q,
int capacity);
SRSLTE_API void srslte_ringbuffer_free(srslte_ringbuffer_t *q);
SRSLTE_API void srslte_ringbuffer_reset(srslte_ringbuffer_t *q);
SRSLTE_API int srslte_ringbuffer_status(srslte_ringbuffer_t *q);
SRSLTE_API int srslte_ringbuffer_space(srslte_ringbuffer_t *q);
SRSLTE_API int srslte_ringbuffer_write(srslte_ringbuffer_t *q,
void *ptr,
int nof_bytes);
SRSLTE_API int srslte_ringbuffer_read(srslte_ringbuffer_t *q,
void *ptr,
int nof_bytes);
SRSLTE_API int srslte_ringbuffer_read_timed(srslte_ringbuffer_t* q, void* p, int nof_bytes, uint32_t timeout_ms);
SRSLTE_API void srslte_ringbuffer_stop(srslte_ringbuffer_t *q);
#endif // SRSLTE_RINGBUFFER_H