puff.c File Reference

#include <setjmp.h>
#include "puff.h"

Go to the source code of this file.

Macros
#define	local   static /* for local function definitions */
#define	MAXBITS   15 /* maximum bits in a code */
#define	MAXLCODES   286 /* maximum number of literal/length codes */
#define	MAXDCODES   30 /* maximum number of distance codes */
#define	MAXCODES   (MAXLCODES+MAXDCODES) /* maximum codes lengths to read */
#define	FIXLCODES   288 /* number of fixed literal/length codes */

Functions
local int	bits (struct state *s, int need)
local int	stored (struct state *s)
local int	decode (struct state *s, const struct huffman *h)
local int	construct (struct huffman *h, const short *length, int n)
local int	codes (struct state *s, const struct huffman *lencode, const struct huffman *distcode)
local int	fixed (struct state *s)
local int	dynamic (struct state *s)
int	puff (unsigned char *dest, unsigned long *destlen, const unsigned char *source, unsigned long *sourcelen)

Macro Definition Documentation

FIXLCODES

#define FIXLCODES   288 /* number of fixed literal/length codes */

Definition at line 95 of file puff.c.

Referenced by fixed().

local

#define local   static /* for local function definitions */

Definition at line 85 of file puff.c.

Referenced by stored().

MAXBITS

#define MAXBITS   15 /* maximum bits in a code */

Definition at line 91 of file puff.c.

Referenced by construct(), decode(), dynamic(), fixed(), and stored().

MAXCODES

#define MAXCODES   (MAXLCODES+MAXDCODES) /* maximum codes lengths to read */

Definition at line 94 of file puff.c.

Referenced by dynamic().

MAXDCODES

#define MAXDCODES   30 /* maximum number of distance codes */

Definition at line 93 of file puff.c.

Referenced by dynamic(), and fixed().

MAXLCODES

#define MAXLCODES   286 /* maximum number of literal/length codes */

Definition at line 92 of file puff.c.

Referenced by dynamic().

Function Documentation

bits()

local int bits	(	struct state *	s,
		int	need
	)

Definition at line 126 of file puff.c.

References int, and long().

Referenced by codes(), dynamic(), puff(), and stored().

codes()

local int codes	(	struct state *	s,
		const struct huffman *	lencode,
		const struct huffman *	distcode
	)

Definition at line 436 of file puff.c.

References bits(), decode(), and NIL.

Referenced by dynamic(), fixed(), inflate_table(), and inflate_table9().

construct()

local int construct	(	struct huffman *	h,
		const short *	length,
		int	n
	)

Definition at line 340 of file puff.c.

References for(), and MAXBITS.

Referenced by dynamic(), and fixed().

decode()

local int decode	(	struct state *	s,
		const struct huffman *	h
	)

Definition at line 263 of file puff.c.

References code, and MAXBITS.

Referenced by codes(), dynamic(), and stored().

dynamic()

local int dynamic

(

struct state *

s

)

Definition at line 665 of file puff.c.

References bits(), codes(), construct(), decode(), MAXBITS, MAXCODES, MAXDCODES, and MAXLCODES.

Referenced by puff().

fixed()

local int fixed

(

struct state *

s

)

Definition at line 536 of file puff.c.

References codes(), construct(), FIXLCODES, MAXBITS, and MAXDCODES.

Referenced by puff(), vl::Texture::setFixedSamplesLocation(), and vl::Texture::SetupParams::setFixedSamplesLocations().

puff()

int puff	(	unsigned char *	dest,
		unsigned long *	destlen,
		const unsigned char *	source,
		unsigned long *	sourcelen
	)

Definition at line 793 of file puff.c.

References bits(), dynamic(), fixed(), and stored().

Referenced by main().

stored()

local int stored

(

struct state *

s

)

Definition at line 164 of file puff.c.

References bits(), code, decode(), local, MAXBITS, and NIL.

Referenced by puff().