lzma_decoder.c File Reference

LZMA decoder. More...

#include "lz_decoder.h"
#include "lzma_common.h"
#include "lzma_decoder.h"
#include "range_decoder.h"

Data Structures
struct	lzma_length_decoder
	Length decoder probabilities; see comments in lzma_common.h. More...
struct	lzma_lzma1_decoder

Macros
#define	seq_4(seq)
#define	seq_6(seq)
#define	seq_8(seq)
#define	seq_len(seq)
#define	len_decode(target, ld, pos_state, seq)
#define	d(seq)

Functions
lzma_ret	lzma_lzma_decoder_create (lzma_lz_decoder *lz, const lzma_allocator *allocator, const lzma_options_lzma *options, lzma_lz_options *lz_options)
lzma_ret	lzma_lzma_decoder_init (lzma_next_coder *next, const lzma_allocator *allocator, const lzma_filter_info *filters)
	Allocates and initializes LZMA decoder.
bool	lzma_lzma_lclppb_decode (lzma_options_lzma *options, uint8_t byte)
	Decodes the LZMA Properties byte (lc/lp/pb)
uint64_t	lzma_lzma_decoder_memusage_nocheck (const void *options)
uint64_t	lzma_lzma_decoder_memusage (const void *options)
lzma_ret	lzma_lzma_props_decode (void **options, const lzma_allocator *allocator, const uint8_t *props, size_t props_size)

Detailed Description

LZMA decoder.

Macro Definition Documentation

d

#define d

(

seq

)

Value:

        case seq: \
            match_bit = len & offset; \
            subcoder_index = offset + match_bit + symbol; \
            rc_bit(probs[subcoder_index], \
                    offset &= ~match_bit, \
                    offset &= match_bit, \
                    seq)

len_decode

#define len_decode	(		target,
			ld,
			pos_state,
			seq )

seq_4

#define seq_4

(

seq

)

Value:

    seq ## 0, \
    seq ## 1, \
    seq ## 2, \
    seq ## 3

seq_6

#define seq_6

(

seq

)

Value:

    seq ## 0, \
    seq ## 1, \
    seq ## 2, \
    seq ## 3, \
    seq ## 4, \
    seq ## 5

seq_8

#define seq_8

(

seq

)

Value:

    seq ## 0, \
    seq ## 1, \
    seq ## 2, \
    seq ## 3, \
    seq ## 4, \
    seq ## 5, \
    seq ## 6, \
    seq ## 7

seq_len

#define seq_len

(

seq

)

Value:

    seq ## _CHOICE, \
    seq ## _LOW0, \
    seq ## _LOW1, \
    seq ## _LOW2, \
    seq ## _CHOICE2, \
    seq ## _MID0, \
    seq ## _MID1, \
    seq ## _MID2, \
    seq ## _HIGH0, \
    seq ## _HIGH1, \
    seq ## _HIGH2, \
    seq ## _HIGH3, \
    seq ## _HIGH4, \
    seq ## _HIGH5, \
    seq ## _HIGH6, \
    seq ## _HIGH7

Function Documentation

lzma_lzma_decoder_create()

lzma_ret lzma_lzma_decoder_create ( lzma_lz_decoder * lz, const lzma_allocator * allocator, const lzma_options_lzma * options, lzma_lz_options * lz_options )

extern

lzma_lzma_decoder_init()

lzma_ret lzma_lzma_decoder_init ( lzma_next_coder * next, const lzma_allocator * allocator, const lzma_filter_info * filters )

extern

Allocates and initializes LZMA decoder.

lzma_lzma_decoder_memusage()

uint64_t lzma_lzma_decoder_memusage ( const void * options )

extern

lzma_lzma_decoder_memusage_nocheck()

uint64_t lzma_lzma_decoder_memusage_nocheck ( const void * options )

extern

lzma_lzma_lclppb_decode()

bool lzma_lzma_lclppb_decode ( lzma_options_lzma * options, uint8_t byte )

extern

Decodes the LZMA Properties byte (lc/lp/pb)

Returns

true if error occurred, false on success

lzma_lzma_props_decode()

lzma_ret lzma_lzma_props_decode ( void ** options, const lzma_allocator * allocator, const uint8_t * props, size_t props_size )

extern