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63 lines
1.9 KiB
C

/**
* Copyright 2013-2021 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_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