conv.h File Reference

Osmocom convolutional encoder and decoder. More...

#include <stdint.h>
#include <osmocom/core/bits.h>

Go to the source code of this file.

Data Structures
struct	osmo_conv_code
	structure describing a given convolutional code More...
struct	osmo_conv_encoder
	convolutional encoder state More...
struct	osmo_conv_decoder
	convolutional decoder state More...

Enumerations
enum	osmo_conv_term {   CONV_TERM_FLUSH = 0 ,   CONV_TERM_TRUNCATION ,   CONV_TERM_TAIL_BITING }
	possibe termination types More...

Functions
int	osmo_conv_get_input_length (const struct osmo_conv_code *code, int len)
int	osmo_conv_get_output_length (const struct osmo_conv_code *code, int len)
void	osmo_conv_encode_init (struct osmo_conv_encoder *encoder, const struct osmo_conv_code *code)
	Initialize a convolutional encoder.
void	osmo_conv_encode_load_state (struct osmo_conv_encoder *encoder, const ubit_t *input)
int	osmo_conv_encode_raw (struct osmo_conv_encoder *encoder, const ubit_t *input, ubit_t *output, int n)
int	osmo_conv_encode_flush (struct osmo_conv_encoder *encoder, ubit_t *output)
int	osmo_conv_encode (const struct osmo_conv_code *code, const ubit_t *input, ubit_t *output)
	All-in-one convolutional encoding function.
void	osmo_conv_decode_init (struct osmo_conv_decoder *decoder, const struct osmo_conv_code *code, int len, int start_state)
void	osmo_conv_decode_reset (struct osmo_conv_decoder *decoder, int start_state)
void	osmo_conv_decode_rewind (struct osmo_conv_decoder *decoder)
void	osmo_conv_decode_deinit (struct osmo_conv_decoder *decoder)
int	osmo_conv_decode_scan (struct osmo_conv_decoder *decoder, const sbit_t *input, int n)
int	osmo_conv_decode_flush (struct osmo_conv_decoder *decoder, const sbit_t *input)
int	osmo_conv_decode_get_best_end_state (struct osmo_conv_decoder *decoder)
int	osmo_conv_decode_get_output (struct osmo_conv_decoder *decoder, ubit_t *output, int has_flush, int end_state)
int	osmo_conv_decode (const struct osmo_conv_code *code, const sbit_t *input, ubit_t *output)
	All-in-one convolutional decoding function.

Detailed Description

Osmocom convolutional encoder and decoder.