lzss.c File Reference

#include "lzss.h"

Go to the source code of this file.

Data Structures
struct	encode_state

Macros
#define	N   4096 /* size of ring buffer - must be power of 2 */
#define	F   18 /* upper limit for match_length */
#define	THRESHOLD
#define	NIL   N /* index for root of binary search trees */

Functions
u_int32_t	local_adler32 (u_int8_t *buffer, int32_t length)
u_int32_t	decompress_lzss (u_int8_t *dst, u_int32_t dstlen, u_int8_t *src, u_int32_t srclen)
u_int8_t *	compress_lzss (u_int8_t *dst, u_int32_t dstlen, u_int8_t *src, u_int32_t srclen)

Macro Definition Documentation

F

#define F   18 /* upper limit for match_length */

Definition at line 66 of file lzss.c.

N

#define N   4096 /* size of ring buffer - must be power of 2 */

Definition at line 65 of file lzss.c.

NIL

#define NIL   N /* index for root of binary search trees */

Definition at line 68 of file lzss.c.

THRESHOLD

#define THRESHOLD

Value:

                           2     /* encode string into position and length
                           if match_length is greater than this */

Definition at line 67 of file lzss.c.

Function Documentation

compress_lzss()

u_int8_t * compress_lzss	(	u_int8_t *	dst,
		u_int32_t	dstlen,
		u_int8_t *	src,
		u_int32_t	srclen )

Definition at line 249 of file lzss.c.

decompress_lzss()

u_int32_t decompress_lzss	(	u_int8_t *	dst,
		u_int32_t	dstlen,
		u_int8_t *	src,
		u_int32_t	srclen )

Definition at line 89 of file lzss.c.

local_adler32()

u_int32_t local_adler32	(	u_int8_t *	buffer,
		int32_t	length )

Definition at line 27 of file lzss.c.