zutil.h File Reference

#include "zlib.h"
#include <errno.h>

Go to the source code of this file.

Macros
#define	ZLIB_INTERNAL
#define	local   static
#define	ERR_MSG(err)   z_errmsg[Z_NEED_DICT-(err)]
#define	ERR_RETURN(strm, err)    return (strm->msg = (char*)ERR_MSG(err), (err))
#define	DEF_WBITS   MAX_WBITS
#define	DEF_MEM_LEVEL   8
#define	STORED_BLOCK   0
#define	STATIC_TREES   1
#define	DYN_TREES   2
#define	MIN_MATCH   3
#define	MAX_MATCH   258
#define	PRESET_DICT   0x20 /* preset dictionary flag in zlib header */
#define	OS_CODE   0x03 /* assume Unix */
#define	F_OPEN(name, mode)   fopen((name), (mode))
#define	zstrerror(errnum)   ""
#define	Assert(cond, msg)
#define	Trace(x)
#define	Tracev(x)
#define	Tracevv(x)
#define	Tracec(c, x)
#define	Tracecv(c, x)
#define	ZALLOC(strm, items, size)    (*((strm)->zalloc))((strm)->opaque, (items), (size))
#define	ZFREE(strm, addr)   (*((strm)->zfree))((strm)->opaque, (voidpf)(addr))
#define	TRY_FREE(s, p)   {if (p) ZFREE(s, p);}

Typedefs
typedef unsigned char	uch
typedef uch FAR	uchf
typedef unsigned short	ush
typedef ush FAR	ushf
typedef unsigned long	ulg

Functions
void zmemcpy	OF ((Bytef *dest, const Bytef *source, uInt len))
int zmemcmp	OF ((const Bytef *s1, const Bytef *s2, uInt len))
void zmemzero	OF ((Bytef *dest, uInt len))
voidpf zcalloc	OF ((voidpf opaque, unsigned items, unsigned size))
void zcfree	OF ((voidpf opaque, voidpf ptr))

Variables
const char *const	z_errmsg [10]

Macro Definition Documentation

Assert

#define Assert	(		cond,
			msg
	)

Definition at line 246 of file zutil.h.

DEF_MEM_LEVEL

#define DEF_MEM_LEVEL   8

Definition at line 58 of file zutil.h.

DEF_WBITS

#define DEF_WBITS   MAX_WBITS

Definition at line 53 of file zutil.h.

DYN_TREES

#define DYN_TREES   2

Definition at line 66 of file zutil.h.

ERR_MSG

#define ERR_MSG

(

err

)

z_errmsg[Z_NEED_DICT-(err)]

Definition at line 44 of file zutil.h.

ERR_RETURN

#define ERR_RETURN	(		strm,
			err
	)		return (strm->msg = (char*)ERR_MSG(err), (err))

Definition at line 46 of file zutil.h.

F_OPEN

#define F_OPEN	(		name,
			mode
	)		fopen((name), (mode))

Definition at line 158 of file zutil.h.

local

#define local   static

Definition at line 31 of file zutil.h.

MAX_MATCH

#define MAX_MATCH   258

Definition at line 70 of file zutil.h.

MIN_MATCH

#define MIN_MATCH   3

Definition at line 69 of file zutil.h.

OS_CODE

#define OS_CODE   0x03 /* assume Unix */

Definition at line 154 of file zutil.h.

PRESET_DICT

#define PRESET_DICT   0x20 /* preset dictionary flag in zlib header */

Definition at line 73 of file zutil.h.

STATIC_TREES

#define STATIC_TREES   1

Definition at line 65 of file zutil.h.

STORED_BLOCK

#define STORED_BLOCK   0

Definition at line 64 of file zutil.h.

Trace

#define Trace

(

x

)

Definition at line 247 of file zutil.h.

Tracec

#define Tracec	(		c,
			x
	)

Definition at line 250 of file zutil.h.

Tracecv

#define Tracecv	(		c,
			x
	)

Definition at line 251 of file zutil.h.

Tracev

#define Tracev

(

x

)

Definition at line 248 of file zutil.h.

Tracevv

#define Tracevv

(

x

)

Definition at line 249 of file zutil.h.

TRY_FREE

#define TRY_FREE	(		s,
			p
	)		{if (p) ZFREE(s, p);}

Definition at line 261 of file zutil.h.

ZALLOC

#define ZALLOC	(		strm,
			items,
			size
	)		(*((strm)->zalloc))((strm)->opaque, (items), (size))

Definition at line 258 of file zutil.h.

ZFREE

#define ZFREE	(		strm,
			addr
	)		(*((strm)->zfree))((strm)->opaque, (voidpf)(addr))

Definition at line 260 of file zutil.h.

ZLIB_INTERNAL

#define ZLIB_INTERNAL

Definition at line 16 of file zutil.h.

zstrerror

#define zstrerror

(

errnum

)

""

Definition at line 202 of file zutil.h.

Typedef Documentation

uch

typedef unsigned char uch

Definition at line 35 of file zutil.h.

uchf

typedef uch FAR uchf

Definition at line 36 of file zutil.h.

ulg

typedef unsigned long ulg

Definition at line 39 of file zutil.h.

ush

typedef unsigned short ush

Definition at line 37 of file zutil.h.

ushf

typedef ush FAR ushf

Definition at line 38 of file zutil.h.

Function Documentation

OF() [1/5]

void zmemcpy OF

(

(Bytef *dest, const Bytef *source, uInt len)

)

OF() [2/5]

void zmemzero OF

(

(Bytef *dest, uInt len)

)

OF() [3/5]

int zmemcmp OF

(

(const Bytef *s1, const Bytef *s2, uInt len)

)

OF() [4/5]

voidpf zcalloc OF

(

(voidpf opaque, unsigned items, unsigned size)

)

OF() [5/5]

void zcfree OF

(

(voidpf opaque, voidpf ptr)

)

Variable Documentation

z_errmsg

const char* const z_errmsg[10]

extern

Definition at line 18 of file zutil.cc.