mirror of https://github.com/pvnis/srsRAN_4G.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
113 lines
3.9 KiB
C
113 lines
3.9 KiB
C
/**
|
|
*
|
|
* \section COPYRIGHT
|
|
*
|
|
* Copyright 2013-2015 Software Radio Systems Limited
|
|
*
|
|
* \section LICENSE
|
|
*
|
|
* This file is part of the srsLTE library.
|
|
*
|
|
* 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/.
|
|
*
|
|
*/
|
|
|
|
/******************************************************************************
|
|
* File: bit.h
|
|
*
|
|
* Description: Bit-level utilities.
|
|
*
|
|
* Reference:
|
|
*****************************************************************************/
|
|
|
|
#ifndef BIT_
|
|
#define BIT_
|
|
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
|
|
#include "srslte/config.h"
|
|
|
|
typedef struct {
|
|
uint32_t nof_bits;
|
|
uint16_t *interleaver;
|
|
uint16_t *byte_idx;
|
|
uint8_t *bit_mask;
|
|
uint8_t n_128;
|
|
} srslte_bit_interleaver_t;
|
|
|
|
SRSLTE_API void srslte_bit_interleaver_init(srslte_bit_interleaver_t *q,
|
|
uint16_t *interleaver,
|
|
uint32_t nof_bits);
|
|
|
|
SRSLTE_API void srslte_bit_interleaver_free(srslte_bit_interleaver_t *q);
|
|
|
|
SRSLTE_API void srslte_bit_interleaver_run(srslte_bit_interleaver_t *q,
|
|
uint8_t *input,
|
|
uint8_t *output,
|
|
uint16_t w_offset);
|
|
|
|
SRSLTE_API void srslte_bit_interleave(uint8_t *input,
|
|
uint8_t *output,
|
|
uint16_t *interleaver,
|
|
uint32_t nof_bits);
|
|
|
|
SRSLTE_API void srslte_bit_copy(uint8_t *dst,
|
|
uint32_t dst_offset,
|
|
uint8_t *src,
|
|
uint32_t src_offset,
|
|
uint32_t nof_bits);
|
|
|
|
SRSLTE_API void srslte_bit_interleave_w_offset(uint8_t *input,
|
|
uint8_t *output,
|
|
uint16_t *interleaver,
|
|
uint32_t nof_bits,
|
|
uint32_t w_offset);
|
|
|
|
SRSLTE_API void srslte_bit_unpack_vector(uint8_t *packed,
|
|
uint8_t *unpacked,
|
|
int nof_bits);
|
|
|
|
SRSLTE_API void srslte_bit_pack_vector(uint8_t *unpacked,
|
|
uint8_t *packed,
|
|
int nof_bits);
|
|
|
|
SRSLTE_API uint32_t srslte_bit_pack(uint8_t **bits,
|
|
int nof_bits);
|
|
|
|
SRSLTE_API uint64_t srslte_bit_pack_l(uint8_t **bits,
|
|
int nof_bits);
|
|
|
|
SRSLTE_API void srslte_bit_unpack_l(uint64_t value,
|
|
uint8_t **bits,
|
|
int nof_bits);
|
|
|
|
SRSLTE_API void srslte_bit_unpack(uint32_t value,
|
|
uint8_t **bits,
|
|
int nof_bits);
|
|
|
|
SRSLTE_API void srslte_bit_fprint(FILE *stream,
|
|
uint8_t *bits,
|
|
int nof_bits);
|
|
|
|
SRSLTE_API uint32_t srslte_bit_diff(uint8_t *x,
|
|
uint8_t *y,
|
|
int nbits);
|
|
|
|
SRSLTE_API uint32_t srslte_bit_count(uint32_t n);
|
|
|
|
#endif // BIT_
|
|
|