mirror of https://github.com/PentHertz/srsLTE.git
92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*/
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/******************************************************************************
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* File: softbuffer.h
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*
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* Description: Buffer for RX and TX soft bits. This should be provided by MAC.
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* Provided here basically for the examples.
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*
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* Reference:
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*****************************************************************************/
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#ifndef SRSLTE_SOFTBUFFER_H
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#define SRSLTE_SOFTBUFFER_H
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#include "srslte/config.h"
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct SRSLTE_API {
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uint32_t max_cb;
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uint32_t max_cb_size;
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int16_t** buffer_f;
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uint8_t** data;
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bool* cb_crc;
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bool tb_crc;
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} srslte_softbuffer_rx_t;
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typedef struct SRSLTE_API {
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uint32_t max_cb;
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uint32_t max_cb_size;
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uint8_t** buffer_b;
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} srslte_softbuffer_tx_t;
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#define SOFTBUFFER_SIZE 18600
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SRSLTE_API int srslte_softbuffer_rx_init(srslte_softbuffer_rx_t* q, uint32_t nof_prb);
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/**
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* @brief Initialises Rx soft-buffer for a number of code blocks and their size
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* @param q The Rx soft-buffer pointer
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* @param max_cb The maximum number of code blocks to allocate
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* @param max_cb_size The code block size to allocate
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* @return It returns SRSLTE_SUCCESS if it allocates the soft-buffer succesfully, otherwise it returns SRSLTE_ERROR code
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*/
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SRSLTE_API int srslte_softbuffer_rx_init_guru(srslte_softbuffer_rx_t* q, uint32_t max_cb, uint32_t max_cb_size);
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SRSLTE_API void srslte_softbuffer_rx_reset(srslte_softbuffer_rx_t* p);
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SRSLTE_API void srslte_softbuffer_rx_reset_tbs(srslte_softbuffer_rx_t* q, uint32_t tbs);
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SRSLTE_API void srslte_softbuffer_rx_reset_cb(srslte_softbuffer_rx_t* q, uint32_t nof_cb);
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SRSLTE_API void srslte_softbuffer_rx_free(srslte_softbuffer_rx_t* p);
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SRSLTE_API int srslte_softbuffer_tx_init(srslte_softbuffer_tx_t* q, uint32_t nof_prb);
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/**
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* @brief Initialises Tx soft-buffer for a number of code blocks and their size
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* @param q The Tx soft-buffer pointer
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* @param max_cb The maximum number of code blocks to allocate
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* @param max_cb_size The code block size to allocate
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* @return It returns SRSLTE_SUCCESS if it allocates the soft-buffer succesfully, otherwise it returns SRSLTE_ERROR code
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*/
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SRSLTE_API int srslte_softbuffer_tx_init_guru(srslte_softbuffer_tx_t* q, uint32_t max_cb, uint32_t max_cb_size);
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SRSLTE_API void srslte_softbuffer_tx_reset(srslte_softbuffer_tx_t* p);
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SRSLTE_API void srslte_softbuffer_tx_reset_tbs(srslte_softbuffer_tx_t* q, uint32_t tbs);
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SRSLTE_API void srslte_softbuffer_tx_reset_cb(srslte_softbuffer_tx_t* q, uint32_t nof_cb);
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SRSLTE_API void srslte_softbuffer_tx_free(srslte_softbuffer_tx_t* p);
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#ifdef __cplusplus
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}
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#endif
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#endif // SRSLTE_SOFTBUFFER_H
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