zutil.h File Reference

#include "zlib.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 = 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	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);}
#define	ZSWAP32(q)

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

Functions
ZEXTERN uLong ZEXPORT adler32_combine64	OF ((uLong, uLong, z_off_t))
void ZLIB_INTERNAL zmemcpy	OF ((Bytef *dest, const Bytef *source, uInt len))
int ZLIB_INTERNAL zmemcmp	OF ((const Bytef *s1, const Bytef *s2, uInt len))
void ZLIB_INTERNAL zmemzero	OF ((Bytef *dest, uInt len))
voidpf ZLIB_INTERNAL zcalloc	OF ((voidpf opaque, unsigned items, unsigned size))
void ZLIB_INTERNAL zcfree	OF ((voidpf opaque, voidpf ptr))

Variables
z_const char *const	z_errmsg [10]

Macro Definition Documentation

Assert

#define Assert	(		cond,
			msg
	)

Definition at line 230 of file zutil.h.

DEF_MEM_LEVEL

#define DEF_MEM_LEVEL   8

Definition at line 64 of file zutil.h.

DEF_WBITS

#define DEF_WBITS   MAX_WBITS

Definition at line 59 of file zutil.h.

DYN_TREES

#define DYN_TREES   2

Definition at line 72 of file zutil.h.

ERR_MSG

#define ERR_MSG

(

err

)

z_errmsg[Z_NEED_DICT-(err)]

Definition at line 50 of file zutil.h.

Referenced by deflateInit2_(), and zError().

ERR_RETURN

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

Definition at line 52 of file zutil.h.

F_OPEN

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

Definition at line 184 of file zutil.h.

local

#define local   static

Definition at line 37 of file zutil.h.

MAX_MATCH

#define MAX_MATCH   258

Definition at line 76 of file zutil.h.

MIN_MATCH

#define MIN_MATCH   3

Definition at line 75 of file zutil.h.

OS_CODE

#define OS_CODE   0x03 /* assume Unix */

Definition at line 180 of file zutil.h.

PRESET_DICT

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

Definition at line 79 of file zutil.h.

STATIC_TREES

#define STATIC_TREES   1

Definition at line 71 of file zutil.h.

STORED_BLOCK

#define STORED_BLOCK   0

Definition at line 70 of file zutil.h.

Trace

#define Trace

(

x

)

Definition at line 231 of file zutil.h.

Tracec

#define Tracec	(		c,
			x
	)

Definition at line 234 of file zutil.h.

Tracecv

#define Tracecv	(		c,
			x
	)

Definition at line 235 of file zutil.h.

Tracev

#define Tracev

(

x

)

Definition at line 232 of file zutil.h.

Tracevv

#define Tracevv

(

x

)

Definition at line 233 of file zutil.h.

TRY_FREE

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

Definition at line 247 of file zutil.h.

ZALLOC

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

Definition at line 244 of file zutil.h.

ZFREE

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

Definition at line 246 of file zutil.h.

ZLIB_INTERNAL

#define ZLIB_INTERNAL

Definition at line 19 of file zutil.h.

ZSWAP32

#define ZSWAP32

(

q

)

Value:

((((q) >> 24) & 0xff) + (((q) >> 8) & 0xff00) + \
                    (((q) & 0xff00) << 8) + (((q) & 0xff) << 24))

Definition at line 250 of file zutil.h.

Referenced by crc32(), and inflate().

Typedef Documentation

uch

typedef unsigned char uch

Definition at line 41 of file zutil.h.

uchf

typedef uch FAR uchf

Definition at line 42 of file zutil.h.

ulg

typedef unsigned long ulg

Definition at line 45 of file zutil.h.

ush

typedef unsigned short ush

Definition at line 43 of file zutil.h.

ushf

typedef ush FAR ushf

Definition at line 44 of file zutil.h.

Function Documentation

OF() [1/6]

ZEXTERN uLong ZEXPORT adler32_combine64 OF

(

(uLong, uLong, z_off_t)

)

OF() [2/6]

void ZLIB_INTERNAL zmemcpy OF

(

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

)

OF() [3/6]

int ZLIB_INTERNAL zmemcmp OF

(

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

)

OF() [4/6]

void ZLIB_INTERNAL zmemzero OF

(

(Bytef *dest, uInt len)

)

OF() [5/6]

voidpf ZLIB_INTERNAL zcalloc OF

(

(voidpf opaque, unsigned items, unsigned size)

)

OF() [6/6]

void ZLIB_INTERNAL zcfree OF

(

(voidpf opaque, voidpf ptr)

)

Variable Documentation

z_errmsg

z_const char* const z_errmsg[10]

Definition at line 17 of file zutil.c.