mirror of https://github.com/PentHertz/srsLTE.git
68 lines
2.4 KiB
C
68 lines
2.4 KiB
C
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2021 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 polar_chanalloc.h
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* \brief Declaration of the subchannel allocation block.
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* \author Jesus Gomez
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* \date 2020
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*
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* \copyright Software Radio Systems Limited
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*
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*
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*/
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#ifndef SRSRAN_CHANALLOC_H
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#define SRSRAN_CHANALLOC_H
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#include "srsran/config.h"
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#include "stdint.h"
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/*!
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* Allocates message bits (data + CRC) to the encoder input bit vector at the
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* positions specified in \a K_set\\PC_set, computes and allocates the PC bits and
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* zeros to the remaining positions.
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* \param[in] message A pointer to the vector with the message bits (data and CRC).
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* \param[out] input_encoder A pointer to the encoder input bit vector.
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* \param[in] N The codeword length.
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* \param[in] K Number of data + CRC bits.
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* \param[in] nPC Number of parity check (PC) bits.
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* \param[in] K_set Pointer to the indices of the encoder input vector containing.
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* \param[in] PC_set Pointer to the indices of the parity check bits.
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*/
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void srsran_polar_chanalloc_tx(const uint8_t* message,
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uint8_t* input_encoder,
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const uint16_t N,
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const uint16_t K,
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const uint8_t nPC,
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const uint16_t* K_set,
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const uint16_t* PC_set);
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/*!
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* Extracts message bits (data + CRC) from the decoder output vector
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* according to the positions specified in \a K_set\\PC_set.
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* \param[in] output_decoder A pointer to the decoder output bit vector.
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* \param[out] message A pointer to the vector with the message bits (data and CRC).
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* \param[in] K Number of data + CRC bits.
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* \param[in] nPC Number of parity check (PC) bits.
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* \param[in] K_set Pointer to the indices of the encoder input vector containing.
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* \param[in] PC_set Pointer to the indices of the parity check bits.
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*/
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void srsran_polar_chanalloc_rx(const uint8_t* output_decoder,
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uint8_t* message,
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const uint16_t K,
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const uint8_t nPC,
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const uint16_t* K_set,
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const uint16_t* PC_set);
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#endif // SRSRAN_CHANALLOC_H
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