apps/ccam/gzio_compress.c File Reference

#include <stdio.h>
#include "zlib/zutil.h"
#include "gzio_compress.h"

Include dependency graph for gzio_compress.c:

Go to the source code of this file.

Data Structures
struct	internal_state
struct	gz_stream
Defines
#define	Z_BUFSIZE   16384
#define	Z_PRINTF_BUFSIZE   4096
#define	ALLOC(size)   malloc(size)
#define	TRYFREE(p)   {if (p) free(p);}
#define	ASCII_FLAG   0x01
#define	HEAD_CRC   0x02
#define	EXTRA_FIELD   0x04
#define	ORIG_NAME   0x08
#define	COMMENT   0x10
#define	RESERVED   0xE0
Functions
gzFile	gz_useFile (FILE *file, const char *mode)
local gzFile gz_open	OF ((const char *path, const char *mode, intfd))
local int do_flush	OF ((gzFile file, int flush))
local int destroy	OF ((gz_stream *s))
local void putLong	OF ((FILE *file, uLong x))
local int	destroy (gz_stream *s)
int ZEXPORT	gzwrite (gzFile file, const voidp buf, unsigned len)
int ZEXPORTVA	gzprintf (gzFile file, const char *format, int a1, int a2, int a3, int a4, int a5, int a6, int a7, int a8, int a9, int a10, int a11, int a12, int a13, int a14, int a15, int a16, int a17, int a18, int a19, int a20)
local int	do_flush (gzFile file, int flush)
z_off_t ZEXPORT	gzseek (gzFile file, z_off_t offset, int whence)
z_off_t ZEXPORT	gztell (gzFile file)
int ZEXPORT	gzeof (gzFile file)
local void	putLong (FILE *file, uLong x)
int ZEXPORT	gzclose (gzFile file)
const char *ZEXPORT	gzerror (gzFile file, int *errnum)
Variables
static int	gz_magic [2] = {0x1f, 0x8b}

---

Define Documentation

#define ALLOC

(

size

)

malloc(size)

Definition at line 28 of file gzio_compress.c.

Referenced by gz_useFile(), gzerror(), and gzseek().

#define ASCII_FLAG   0x01

Definition at line 34 of file gzio_compress.c.

#define COMMENT   0x10

Definition at line 38 of file gzio_compress.c.

#define EXTRA_FIELD   0x04

Definition at line 36 of file gzio_compress.c.

#define HEAD_CRC   0x02

Definition at line 35 of file gzio_compress.c.

#define ORIG_NAME   0x08

Definition at line 37 of file gzio_compress.c.

#define RESERVED   0xE0

Definition at line 39 of file gzio_compress.c.

#define TRYFREE

(

p

)

{if (p) free(p);}

Definition at line 29 of file gzio_compress.c.

Referenced by destroy(), and gzerror().

#define Z_BUFSIZE   16384

Definition at line 21 of file gzio_compress.c.

Referenced by do_flush(), gz_useFile(), gzseek(), and gzwrite().

#define Z_PRINTF_BUFSIZE   4096

Definition at line 25 of file gzio_compress.c.

Referenced by gzprintf().

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Function Documentation

local int destroy

(

gz_stream *

s

)

Definition at line 162 of file gzio_compress.c.

References TRYFREE.

Referenced by gz_useFile(), and gzclose().

local int do_flush	(	gzFile	file,
		int	flush
	)

Definition at line 298 of file gzio_compress.c.

References s, and Z_BUFSIZE.

Referenced by gzclose().

gzFile gz_useFile	(	FILE *	file,
		const char *	mode
	)

Definition at line 72 of file gzio_compress.c.

References ALLOC, crc32, destroy(), gz_magic, s, and Z_BUFSIZE.

Referenced by exportVRMLStart().

int ZEXPORT gzclose

(

gzFile

file

)

Definition at line 431 of file gzio_compress.c.

References destroy(), do_flush(), putLong(), and s.

Referenced by export_vrml(), and main().

int ZEXPORT gzeof

(

gzFile

file

)

Definition at line 404 of file gzio_compress.c.

References s.

const char* ZEXPORT gzerror	(	gzFile	file,
		int *	errnum
	)

Definition at line 461 of file gzio_compress.c.

References ALLOC, s, and TRYFREE.

int ZEXPORTVA gzprintf	(	gzFile	file,
		const char *	format,
		int	a1,
		int	a2,
		int	a3,
		int	a4,
		int	a5,
		int	a6,
		int	a7,
		int	a8,
		int	a9,
		int	a10,
		int	a11,
		int	a12,
		int	a13,
		int	a14,
		int	a15,
		int	a16,
		int	a17,
		int	a18,
		int	a19,
		int	a20
	)

Definition at line 270 of file gzio_compress.c.

References gzwrite(), snprintf(), and Z_PRINTF_BUFSIZE.

Referenced by export_vrml(), exportBottomEdges(), exportBottomFaces(), exportColorSet(), exportCoordinateSet(), exportFacesAppearance(), exportIFLSEnd(), exportIFSStart(), exportILSStart(), exportIsolineCoord(), exportIsolineNode(), exportIsolinesAppearance(), exportSideEdges(), exportSideFaces(), exportSwitchEnd(), exportSwitchStart(), exportTopEdges(), exportTopFaces(), exportTransformEnd(), exportTransformStart(), exportVRMLStart(), exportVRMLViewpoints(), and main().

z_off_t ZEXPORT gzseek	(	gzFile	file,
		z_off_t	offset,
		int	whence
	)

Definition at line 347 of file gzio_compress.c.

References ALLOC, gzwrite(), s, and Z_BUFSIZE.

Referenced by gztell().

z_off_t ZEXPORT gztell

(

gzFile

file

)

Definition at line 394 of file gzio_compress.c.

References gzseek().

int ZEXPORT gzwrite	(	gzFile	file,
		const voidp	buf,
		unsigned	len
	)

Definition at line 200 of file gzio_compress.c.

References crc32, s, and Z_BUFSIZE.

Referenced by gzprintf(), and gzseek().

local void putLong OF

(

(FILE *file, uLong x)

)

local int destroy OF

(

(gz_stream *s)

)

local int do_flush OF

(

(gzFile file, int flush)

)

local gzFile gz_open OF

(

(const char *path, const char *mode, intfd)

)

local void putLong	(	FILE *	file,
		uLong	x
	)

Definition at line 415 of file gzio_compress.c.

Referenced by gzclose().

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Variable Documentation

int gz_magic[2] = {0x1f, 0x8b} [static]

Definition at line 31 of file gzio_compress.c.

Referenced by gz_useFile().

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