srsLTE/lib/include/srsran/phy/io/filesource.h

/**
 *
 * \section COPYRIGHT
 *
 * Copyright 2013-2021 Software Radio Systems Limited
 *
 * By using this file, you agree to the terms and conditions set
 * forth in the LICENSE file which can be found at the top level of
 * the distribution.
 *
 */

/******************************************************************************
 *  File:         filesource.h
 *
 *  Description:  File source.
 *                Supports reading floats, complex floats and complex shorts
 *                from file in text or binary formats.
 *
 *  Reference:
 *****************************************************************************/

#ifndef SRSRAN_FILESOURCE_H
#define SRSRAN_FILESOURCE_H

#include <stdint.h>
#include <stdio.h>

#include "srsran/config.h"
#include "srsran/phy/io/format.h"

/* Low-level API */
typedef struct SRSRAN_API {
  FILE*             f;
  srsran_datatype_t type;
} srsran_filesource_t;

SRSRAN_API int srsran_filesource_init(srsran_filesource_t* q, const char* filename, srsran_datatype_t type);

SRSRAN_API void srsran_filesource_free(srsran_filesource_t* q);

SRSRAN_API void srsran_filesource_seek(srsran_filesource_t* q, int pos);

SRSRAN_API int srsran_filesource_read(srsran_filesource_t* q, void* buffer, int nsamples);

SRSRAN_API int srsran_filesource_read_multi(srsran_filesource_t* q, void** buffer, int nsamples, int nof_channels);

#endif // SRSRAN_FILESOURCE_H