srsRAN_4G/lib/include/srslte/phy/fec/turbo/turbodecoder_impl.h

/**
 *
 * \section COPYRIGHT
 *
 * Copyright 2013-2020 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.
 *
 */

#ifndef SRSLTE_TURBODECODER_IMPL_H
#define SRSLTE_TURBODECODER_IMPL_H

#include "srslte/config.h"

/* Interface for internal decoder implementation */
typedef enum SRSLTE_API {
  SRSLTE_TDEC_AUTO = 0,
  SRSLTE_TDEC_GENERIC,
  SRSLTE_TDEC_SSE,
  SRSLTE_TDEC_SSE_WINDOW,
  SRSLTE_TDEC_NEON_WINDOW,
  SRSLTE_TDEC_AVX_WINDOW,
  SRSLTE_TDEC_SSE8_WINDOW,
  SRSLTE_TDEC_AVX8_WINDOW,
  SRSLTE_TDEC_NOF_IMP
} srslte_tdec_impl_type_t;

#endif

#ifdef LLR_IS_8BIT
#define llr_t int8_t
#define type_name srslte_tdec_8bit_impl_t
#else
#ifdef LLR_IS_16BIT
#define llr_t int16_t
#define type_name srslte_tdec_16bit_impl_t
#else
#error "Unsupported LLR mode"
#endif
#endif

typedef struct SRSLTE_API {
  int (*tdec_init)(void** h, uint32_t max_long_cb);
  void (*tdec_free)(void* h);
  void (*tdec_dec)(void* h, llr_t* input, llr_t* app, llr_t* parity, llr_t* output, uint32_t long_cb);
  void (*tdec_extract_input)(llr_t* input, llr_t* syst, llr_t* parity0, llr_t* parity1, llr_t* app2, uint32_t long_cb);
  void (*tdec_decision_byte)(llr_t* app1, uint8_t* output, uint32_t long_cb);
} type_name;

#undef llr_t
#undef type_name