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zlib/zconf.h
Vadim Zeitlin 5888671274 Always use wx_zlib_ prefix for zlib symbols in wxWidgets 
This avoids conflicts with other copies of zlib library that can be
independently used by the application.
2017-12-07 23:58:37 +01:00

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/* zconf.h -- configuration of the zlib compression library
* Copyright (C) 1995-2016 Jean-loup Gailly, Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
/* @(#) $Id$ */
#ifndef ZCONF_H
#define ZCONF_H
#ifdef __APPLE__
/* use wxWidgets' configure */
#include "wx/setup.h"
#endif
/* wxWidgets always uses custom prefix to avoid conflicts. */
#define Z_PREFIX_ wx_zlib_
/*
* Defining custom Z_PREFIX_ implies using Z_PREFIX.
*/
#if defined(Z_PREFIX_) && !defined(Z_PREFIX)
# define Z_PREFIX 1
#endif
/*
* If you *really* need a unique prefix for all types and library functions,
* compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
* Even better than compiling with -DZ_PREFIX would be to use configure to set
* this permanently in zconf.h using "./configure --zprefix".
*/
#ifdef Z_PREFIX /* may be set to #if 1 by ./configure */
# define Z_PREFIX_SET
#define ZLIB_CONCAT2(x, y) x ## y
#define ZLIB_CONCAT(x, y) ZLIB_CONCAT2(x, y)
/*
* If a custom prefix is defined, use it. Otherwise use the default "z_".
*/
#ifdef Z_PREFIX_
# define Z_ADD_PREFIX(name) ZLIB_CONCAT(Z_PREFIX_, name)
#else
# define Z_ADD_PREFIX(name) ZLIB_CONCAT(z_, name)
#endif
/*
* For macros the standard prefix is always used, as we can't define them
* using names constructed using arbitrary Z_PREFIX_ value -- but luckily this
* doesn't matter anyhow, because we can't have link-time conflicts for macros.
*/
#define Z_ADD_PREFIX_STD(name) ZLIB_CONCAT(z_, name)
/* all linked symbols and init macros */
# define _dist_code Z_ADD_PREFIX(_dist_code)
# define _length_code Z_ADD_PREFIX(_length_code)
# define _tr_align Z_ADD_PREFIX(_tr_align)
# define _tr_flush_bits Z_ADD_PREFIX(_tr_flush_bits)
# define _tr_flush_block Z_ADD_PREFIX(_tr_flush_block)
# define _tr_init Z_ADD_PREFIX(_tr_init)
# define _tr_stored_block Z_ADD_PREFIX(_tr_stored_block)
# define _tr_tally Z_ADD_PREFIX(_tr_tally)
# define adler32 Z_ADD_PREFIX(adler32)
# define adler32_combine Z_ADD_PREFIX(adler32_combine)
# define adler32_combine64 Z_ADD_PREFIX(adler32_combine64)
# define adler32_z Z_ADD_PREFIX(adler32_z)
# ifndef Z_SOLO
# define compress Z_ADD_PREFIX(compress)
# define compress2 Z_ADD_PREFIX(compress2)
# define compressBound Z_ADD_PREFIX(compressBound)
# endif
# define crc32 Z_ADD_PREFIX(crc32)
# define crc32_combine Z_ADD_PREFIX(crc32_combine)
# define crc32_combine64 Z_ADD_PREFIX(crc32_combine64)
# define crc32_z Z_ADD_PREFIX(crc32_z)
# define deflate Z_ADD_PREFIX(deflate)
# define deflateBound Z_ADD_PREFIX(deflateBound)
# define deflateCopy Z_ADD_PREFIX(deflateCopy)
# define deflateEnd Z_ADD_PREFIX(deflateEnd)
# define deflateGetDictionary Z_ADD_PREFIX(deflateGetDictionary)
# define deflateInit Z_ADD_PREFIX_STD(deflateInit)
# define deflateInit2 Z_ADD_PREFIX_STD(deflateInit2)
# define deflateInit2_ Z_ADD_PREFIX(deflateInit2_)
# define deflateInit_ Z_ADD_PREFIX(deflateInit_)
# define deflateParams Z_ADD_PREFIX(deflateParams)
# define deflatePending Z_ADD_PREFIX(deflatePending)
# define deflatePrime Z_ADD_PREFIX(deflatePrime)
# define deflateReset Z_ADD_PREFIX(deflateReset)
# define deflateResetKeep Z_ADD_PREFIX(deflateResetKeep)
# define deflateSetDictionary Z_ADD_PREFIX(deflateSetDictionary)
# define deflateSetHeader Z_ADD_PREFIX(deflateSetHeader)
# define deflateTune Z_ADD_PREFIX(deflateTune)
# define deflate_copyright Z_ADD_PREFIX(deflate_copyright)
# define get_crc_table Z_ADD_PREFIX(get_crc_table)
# ifndef Z_SOLO
# define gz_error Z_ADD_PREFIX(gz_error)
# define gz_intmax Z_ADD_PREFIX(gz_intmax)
# define gz_strwinerror Z_ADD_PREFIX(gz_strwinerror)
# define gzbuffer Z_ADD_PREFIX(gzbuffer)
# define gzclearerr Z_ADD_PREFIX(gzclearerr)
# define gzclose Z_ADD_PREFIX(gzclose)
# define gzclose_r Z_ADD_PREFIX(gzclose_r)
# define gzclose_w Z_ADD_PREFIX(gzclose_w)
# define gzdirect Z_ADD_PREFIX(gzdirect)
# define gzdopen Z_ADD_PREFIX(gzdopen)
# define gzeof Z_ADD_PREFIX(gzeof)
# define gzerror Z_ADD_PREFIX(gzerror)
# define gzflush Z_ADD_PREFIX(gzflush)
# define gzfread Z_ADD_PREFIX(gzfread)
# define gzfwrite Z_ADD_PREFIX(gzfwrite)
# define gzgetc Z_ADD_PREFIX(gzgetc)
# define gzgetc_ Z_ADD_PREFIX(gzgetc_)
# define gzgets Z_ADD_PREFIX(gzgets)
# define gzoffset Z_ADD_PREFIX(gzoffset)
# define gzoffset64 Z_ADD_PREFIX(gzoffset64)
# define gzopen Z_ADD_PREFIX(gzopen)
# define gzopen64 Z_ADD_PREFIX(gzopen64)
# ifdef _WIN32
# define gzopen_w Z_ADD_PREFIX(gzopen_w)
# endif
# define gzprintf Z_ADD_PREFIX(gzprintf)
# define gzputc Z_ADD_PREFIX(gzputc)
# define gzputs Z_ADD_PREFIX(gzputs)
# define gzread Z_ADD_PREFIX(gzread)
# define gzrewind Z_ADD_PREFIX(gzrewind)
# define gzseek Z_ADD_PREFIX(gzseek)
# define gzseek64 Z_ADD_PREFIX(gzseek64)
# define gzsetparams Z_ADD_PREFIX(gzsetparams)
# define gztell Z_ADD_PREFIX(gztell)
# define gztell64 Z_ADD_PREFIX(gztell64)
# define gzungetc Z_ADD_PREFIX(gzungetc)
# define gzvprintf Z_ADD_PREFIX(gzvprintf)
# define gzwrite Z_ADD_PREFIX(gzwrite)
# endif
# define inflate Z_ADD_PREFIX(inflate)
# define inflateBack Z_ADD_PREFIX(inflateBack)
# define inflateBackEnd Z_ADD_PREFIX(inflateBackEnd)
# define inflateBackInit Z_ADD_PREFIX_STD(inflateBackInit)
# define inflateBackInit_ Z_ADD_PREFIX(inflateBackInit_)
# define inflateCodesUsed Z_ADD_PREFIX(inflateCodesUsed)
# define inflateCopy Z_ADD_PREFIX(inflateCopy)
# define inflateEnd Z_ADD_PREFIX(inflateEnd)
# define inflateGetDictionary Z_ADD_PREFIX(inflateGetDictionary)
# define inflateGetHeader Z_ADD_PREFIX(inflateGetHeader)
# define inflateInit Z_ADD_PREFIX_STD(inflateInit)
# define inflateInit2 Z_ADD_PREFIX_STD(inflateInit2)
# define inflateInit2_ Z_ADD_PREFIX(inflateInit2_)
# define inflateInit_ Z_ADD_PREFIX(inflateInit_)
# define inflateMark Z_ADD_PREFIX(inflateMark)
# define inflatePrime Z_ADD_PREFIX(inflatePrime)
# define inflateReset Z_ADD_PREFIX(inflateReset)
# define inflateReset2 Z_ADD_PREFIX(inflateReset2)
# define inflateResetKeep Z_ADD_PREFIX(inflateResetKeep)
# define inflateSetDictionary Z_ADD_PREFIX(inflateSetDictionary)
# define inflateSync Z_ADD_PREFIX(inflateSync)
# define inflateSyncPoint Z_ADD_PREFIX(inflateSyncPoint)
# define inflateUndermine Z_ADD_PREFIX(inflateUndermine)
# define inflateValidate Z_ADD_PREFIX(inflateValidate)
# define inflate_copyright Z_ADD_PREFIX(inflate_copyright)
# define inflate_fast Z_ADD_PREFIX(inflate_fast)
# define inflate_table Z_ADD_PREFIX(inflate_table)
# ifndef Z_SOLO
# define uncompress Z_ADD_PREFIX(uncompress)
# define uncompress2 Z_ADD_PREFIX(uncompress2)
# endif
# define zError Z_ADD_PREFIX(zError)
# ifndef Z_SOLO
# define zcalloc Z_ADD_PREFIX(zcalloc)
# define zcfree Z_ADD_PREFIX(zcfree)
# endif
# define zlibCompileFlags Z_ADD_PREFIX(zlibCompileFlags)
# define zlibVersion Z_ADD_PREFIX(zlibVersion)
/* all zlib typedefs in zlib.h and zconf.h */
# define Byte Z_ADD_PREFIX(Byte)
# define Bytef Z_ADD_PREFIX(Bytef)
# define alloc_func Z_ADD_PREFIX(alloc_func)
# define charf Z_ADD_PREFIX(charf)
# define free_func Z_ADD_PREFIX(free_func)
# ifndef Z_SOLO
# define gzFile Z_ADD_PREFIX(gzFile)
# endif
# define gz_header Z_ADD_PREFIX(gz_header)
# define gz_headerp Z_ADD_PREFIX(gz_headerp)
# define in_func Z_ADD_PREFIX(in_func)
# define intf Z_ADD_PREFIX(intf)
# define out_func Z_ADD_PREFIX(out_func)
# define uInt Z_ADD_PREFIX(uInt)
# define uIntf Z_ADD_PREFIX(uIntf)
# define uLong Z_ADD_PREFIX(uLong)
# define uLongf Z_ADD_PREFIX(uLongf)
# define voidp Z_ADD_PREFIX(voidp)
# define voidpc Z_ADD_PREFIX(voidpc)
# define voidpf Z_ADD_PREFIX(voidpf)
/* all zlib structs in zlib.h and zconf.h */
# define gz_header_s Z_ADD_PREFIX(gz_header_s)
# define internal_state Z_ADD_PREFIX(internal_state)
/* variable from zutil.h */
# define z_errmsg Z_ADD_PREFIX(z_errmsg)
#endif
#if defined(__MSDOS__) && !defined(MSDOS)
# define MSDOS
#endif
#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
# define OS2
#endif
#if defined(_WINDOWS) && !defined(WINDOWS)
# define WINDOWS
#endif
#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
# ifndef WIN32
# define WIN32
# endif
#endif
#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
# ifndef SYS16BIT
# define SYS16BIT
# endif
# endif
#endif
/*
* Compile with -DMAXSEG_64K if the alloc function cannot allocate more
* than 64k bytes at a time (needed on systems with 16-bit int).
*/
#ifdef SYS16BIT
# define MAXSEG_64K
#endif
#ifdef MSDOS
# define UNALIGNED_OK
#endif
#ifdef __STDC_VERSION__
# ifndef STDC
# define STDC
# endif
# if __STDC_VERSION__ >= 199901L
# ifndef STDC99
# define STDC99
# endif
# endif
#endif
#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
# define STDC
#endif
#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
# define STDC
#endif
#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
# define STDC
#endif
#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
# define STDC
#endif
#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
# define STDC
#endif
#ifndef STDC
# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
# define const /* note: need a more gentle solution here */
# endif
#endif
#if defined(ZLIB_CONST) && !defined(z_const)
# define z_const const
#else
# define z_const
#endif
#ifdef Z_SOLO
typedef unsigned long z_size_t;
#else
# define z_longlong long long
# if defined(NO_SIZE_T)
typedef unsigned NO_SIZE_T z_size_t;
# elif defined(STDC)
# include <stddef.h>
typedef size_t z_size_t;
# else
typedef unsigned long z_size_t;
# endif
# undef z_longlong
#endif
/* Maximum value for memLevel in deflateInit2 */
#ifndef MAX_MEM_LEVEL
# ifdef MAXSEG_64K
# define MAX_MEM_LEVEL 8
# else
# define MAX_MEM_LEVEL 9
# endif
#endif
/* Maximum value for windowBits in deflateInit2 and inflateInit2.
* WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
* created by gzip. (Files created by minigzip can still be extracted by
* gzip.)
*/
#ifndef MAX_WBITS
# define MAX_WBITS 15 /* 32K LZ77 window */
#endif
/* The memory requirements for deflate are (in bytes):
(1 << (windowBits+2)) + (1 << (memLevel+9))
that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
plus a few kilobytes for small objects. For example, if you want to reduce
the default memory requirements from 256K to 128K, compile with
make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
Of course this will generally degrade compression (there's no free lunch).
The memory requirements for inflate are (in bytes) 1 << windowBits
that is, 32K for windowBits=15 (default value) plus about 7 kilobytes
for small objects.
*/
/* Type declarations */
#ifndef OF /* function prototypes */
# ifdef STDC
# define OF(args) args
# else
# define OF(args) ()
# endif
#endif
#ifndef Z_ARG /* function prototypes for stdarg */
# if defined(STDC) || defined(Z_HAVE_STDARG_H)
# define Z_ARG(args) args
# else
# define Z_ARG(args) ()
# endif
#endif
/* The following definitions for FAR are needed only for MSDOS mixed
* model programming (small or medium model with some far allocations).
* This was tested only with MSC; for other MSDOS compilers you may have
* to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
* just define FAR to be empty.
*/
#ifdef SYS16BIT
# if defined(M_I86SM) || defined(M_I86MM)
/* MSC small or medium model */
# define SMALL_MEDIUM
# ifdef _MSC_VER
# define FAR _far
# else
# define FAR far
# endif
# endif
# if (defined(__SMALL__) || defined(__MEDIUM__))
/* Turbo C small or medium model */
# define SMALL_MEDIUM
# ifdef __BORLANDC__
# define FAR _far
# else
# define FAR far
# endif
# endif
#endif
#if defined(WINDOWS) || defined(WIN32)
/* If building or using zlib as a DLL, define ZLIB_DLL.
* This is not mandatory, but it offers a little performance increase.
*/
# ifdef ZLIB_DLL
# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
# ifdef ZLIB_INTERNAL
# define ZEXTERN extern __declspec(dllexport)
# else
# define ZEXTERN extern __declspec(dllimport)
# endif
# endif
# endif /* ZLIB_DLL */
/* If building or using zlib with the WINAPI/WINAPIV calling convention,
* define ZLIB_WINAPI.
* Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
*/
# ifdef ZLIB_WINAPI
# ifdef FAR
# undef FAR
# endif
# include <windows.h>
/* No need for _export, use ZLIB.DEF instead. */
/* For complete Windows compatibility, use WINAPI, not __stdcall. */
# define ZEXPORT WINAPI
# ifdef WIN32
# define ZEXPORTVA WINAPIV
# else
# define ZEXPORTVA FAR CDECL
# endif
# endif
#endif
#if defined (__BEOS__)
# ifdef ZLIB_DLL
# ifdef ZLIB_INTERNAL
# define ZEXPORT __declspec(dllexport)
# define ZEXPORTVA __declspec(dllexport)
# else
# define ZEXPORT __declspec(dllimport)
# define ZEXPORTVA __declspec(dllimport)
# endif
# endif
#endif
#ifndef ZEXTERN
# define ZEXTERN extern
#endif
#ifndef ZEXPORT
# define ZEXPORT
#endif
#ifndef ZEXPORTVA
# define ZEXPORTVA
#endif
#ifndef FAR
# define FAR
#endif
#if !defined(__MACTYPES__)
typedef unsigned char Byte; /* 8 bits */
#endif
typedef unsigned int uInt; /* 16 bits or more */
typedef unsigned long uLong; /* 32 bits or more */
#ifdef SMALL_MEDIUM
/* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
# define Bytef Byte FAR
#else
typedef Byte FAR Bytef;
#endif
typedef char FAR charf;
typedef int FAR intf;
typedef uInt FAR uIntf;
typedef uLong FAR uLongf;
#ifdef STDC
typedef void const *voidpc;
typedef void FAR *voidpf;
typedef void *voidp;
#else
typedef Byte const *voidpc;
typedef Byte FAR *voidpf;
typedef Byte *voidp;
#endif
#if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
# include <limits.h>
# if (UINT_MAX == 0xffffffffUL)
# define Z_U4 unsigned
# elif (ULONG_MAX == 0xffffffffUL)
# define Z_U4 unsigned long
# elif (USHRT_MAX == 0xffffffffUL)
# define Z_U4 unsigned short
# endif
#endif
#ifdef Z_U4
typedef Z_U4 z_crc_t;
#else
typedef unsigned long z_crc_t;
#endif
#ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
# define Z_HAVE_UNISTD_H
#endif
#ifdef HAVE_STDARG_H /* may be set to #if 1 by ./configure */
# define Z_HAVE_STDARG_H
#endif
#ifdef STDC
# ifndef Z_SOLO
# include <sys/types.h> /* for off_t */
# endif
#endif
#if defined(STDC) || defined(Z_HAVE_STDARG_H)
# ifndef Z_SOLO
# include <stdarg.h> /* for va_list */
# endif
#endif
#ifdef _WIN32
# ifndef Z_SOLO
# include <stddef.h> /* for wchar_t */
# endif
#endif
/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
* "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
* though the former does not conform to the LFS document), but considering
* both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
* equivalently requesting no 64-bit operations
*/
#if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
# undef _LARGEFILE64_SOURCE
#endif
#if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H)
# define Z_HAVE_UNISTD_H
#endif
#ifndef Z_SOLO
# if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
# include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
# ifdef VMS
# include <unixio.h> /* for off_t */
# endif
# ifndef z_off_t
# define z_off_t off_t
# endif
# endif
#endif
#if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
# define Z_LFS64
#endif
#if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
# define Z_LARGE64
#endif
#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
# define Z_WANT64
#endif
#if !defined(ZLIB_INTERNAL) && defined(Z_WANT64) && defined(Z_PREFIX_)
/*
* It turns out that some of the functions defined above using custom prefix
* will actually be macros in this library build, so they must use standard
* prefix instead. Ugly, but we need to redefine them as we couldn't define
* them correctly from the beginning as Z_WANT64 wasn't available then yet.
*/
# undef adler32_combine
# define adler32_combine Z_ADD_PREFIX_STD(adler32_combine)
# undef crc32_combine
# define crc32_combine Z_ADD_PREFIX_STD(crc32_combine)
# ifndef Z_SOLO
# undef gzoffset
# define gzoffset Z_ADD_PREFIX_STD(gzoffset)
# undef gzopen
# define gzopen Z_ADD_PREFIX_STD(gzopen)
# undef gzseek
# define gzseek Z_ADD_PREFIX_STD(gzseek)
# undef gztell
# define gztell Z_ADD_PREFIX_STD(gztell)
# endif
#endif
#if !defined(SEEK_SET) && !defined(Z_SOLO)
# define SEEK_SET 0 /* Seek from beginning of file. */
# define SEEK_CUR 1 /* Seek from current position. */
# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
#endif
#ifndef z_off_t
# define z_off_t long
#endif
#if !defined(_WIN32) && defined(Z_LARGE64)
# define z_off64_t off64_t
#else
# if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
# define z_off64_t __int64
# else
# define z_off64_t z_off_t
# endif
#endif
/* MVS linker does not support external names larger than 8 bytes */
#if defined(__MVS__)
#pragma map(deflateInit_,"DEIN")
#pragma map(deflateInit2_,"DEIN2")
#pragma map(deflateEnd,"DEEND")
#pragma map(deflateBound,"DEBND")
#pragma map(inflateInit_,"ININ")
#pragma map(inflateInit2_,"ININ2")
#pragma map(inflateEnd,"INEND")
#pragma map(inflateSync,"INSY")
#pragma map(inflateSetDictionary,"INSEDI")
#pragma map(compressBound,"CMBND")
#pragma map(inflate_table,"INTABL")
#pragma map(inflate_fast,"INFA")
#pragma map(inflate_copyright,"INCOPY")
#endif
#endif /* ZCONF_H */
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