/* zconf.h -- configuration of the zlib compression library | |
* Copyright (C) 1995-2002 Jean-loup Gailly. | |
* For conditions of distribution and use, see copyright notice in zlib.h | |
*/ | |
/* @(#) $Id$ */ | |
#ifndef _ZCONF_H | |
#define _ZCONF_H | |
/* | |
* 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. | |
*/ | |
#ifdef Z_PREFIX | |
# define deflateInit_ z_deflateInit_ | |
# define deflate z_deflate | |
# define deflateEnd z_deflateEnd | |
# define inflateInit_ z_inflateInit_ | |
# define inflate z_inflate | |
# define inflateEnd z_inflateEnd | |
# define deflateInit2_ z_deflateInit2_ | |
# define deflateSetDictionary z_deflateSetDictionary | |
# define deflateCopy z_deflateCopy | |
# define deflateReset z_deflateReset | |
# define deflateParams z_deflateParams | |
# define inflateInit2_ z_inflateInit2_ | |
# define inflateSetDictionary z_inflateSetDictionary | |
# define inflateSync z_inflateSync | |
# define inflateSyncPoint z_inflateSyncPoint | |
# define inflateReset z_inflateReset | |
# define compress z_compress | |
# define compress2 z_compress2 | |
# define uncompress z_uncompress | |
# define adler32 z_adler32 | |
# define crc32 z_crc32 | |
# define get_crc_table z_get_crc_table | |
# define Byte z_Byte | |
# define uInt z_uInt | |
# define uLong z_uLong | |
# define Bytef z_Bytef | |
# define charf z_charf | |
# define intf z_intf | |
# define uIntf z_uIntf | |
# define uLongf z_uLongf | |
# define voidpf z_voidpf | |
# define voidp z_voidp | |
#endif | |
#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) | |
# define WIN32 | |
#endif | |
#if defined(__GNUC__) || defined(WIN32) || defined(__386__) || defined(i386) | |
# ifndef __32BIT__ | |
# define __32BIT__ | |
# endif | |
#endif | |
#if defined(__MSDOS__) && !defined(MSDOS) | |
# define MSDOS | |
#endif | |
/* WinCE doesn't have errno.h */ | |
#ifdef _WIN32_WCE | |
# define NO_ERRNO_H | |
#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). | |
*/ | |
#if defined(MSDOS) && !defined(__32BIT__) | |
# define MAXSEG_64K | |
#endif | |
#ifdef MSDOS | |
# define UNALIGNED_OK | |
#endif | |
#if (defined(MSDOS) || defined(_WINDOWS) || defined(WIN32)) && !defined(STDC) | |
# define STDC | |
#endif | |
#if defined(__STDC__) || defined(__cplusplus) || defined(__OS2__) | |
# ifndef STDC | |
# define STDC | |
# endif | |
#endif | |
#ifndef STDC | |
# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ | |
# define const | |
# endif | |
#endif | |
/* Some Mac compilers merge all .h files incorrectly: */ | |
#if defined(__MWERKS__) || defined(applec) ||defined(THINK_C) ||defined(__SC__) | |
# define NO_DUMMY_DECL | |
#endif | |
/* Old Borland C and LCC incorrectly complains about missing returns: */ | |
#if defined(__BORLANDC__) && (__BORLANDC__ < 0x500) | |
# define NEED_DUMMY_RETURN | |
#endif | |
#if defined(__LCC__) | |
# define NEED_DUMMY_RETURN | |
#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 a few kilobytes | |
for small objects. | |
*/ | |
/* Type declarations */ | |
#ifndef OF /* function prototypes */ | |
# ifdef STDC | |
# define OF(args) args | |
# else | |
# define OF(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. | |
*/ | |
#if (defined(M_I86SM) || defined(M_I86MM)) && !defined(__32BIT__) | |
/* MSC small or medium model */ | |
# define SMALL_MEDIUM | |
# ifdef _MSC_VER | |
# define FAR _far | |
# else | |
# define FAR far | |
# endif | |
#endif | |
#if defined(__BORLANDC__) && (defined(__SMALL__) || defined(__MEDIUM__)) | |
# ifndef __32BIT__ | |
# define SMALL_MEDIUM | |
# define FAR _far | |
# endif | |
#endif | |
/* Compile with -DZLIB_DLL for Windows DLL support */ | |
#if defined(ZLIB_DLL) | |
# if defined(_WINDOWS) || defined(WINDOWS) | |
# ifdef FAR | |
# undef FAR | |
# endif | |
# include <windows.h> | |
# define ZEXPORT(x) x WINAPI | |
# ifdef WIN32 | |
# define ZEXPORTVA(x) x WINAPIV | |
# else | |
# define ZEXPORTVA(x) x FAR _cdecl _export | |
# endif | |
# endif | |
# if defined (__BORLANDC__) | |
# if (__BORLANDC__ >= 0x0500) && defined (WIN32) | |
# include <windows.h> | |
# define ZEXPORT(x) x __declspec(dllexport) WINAPI | |
# define ZEXPORTRVA(x) x __declspec(dllexport) WINAPIV | |
# else | |
# if defined (_Windows) && defined (__DLL__) | |
# define ZEXPORT(x) x _export | |
# define ZEXPORTVA(x) x _export | |
# endif | |
# endif | |
# endif | |
#endif | |
#ifndef ZEXPORT | |
# define ZEXPORT(x) static x | |
#endif | |
#ifndef ZEXPORTVA | |
# define ZEXPORTVA(x) static x | |
#endif | |
#ifndef ZEXTERN | |
# define ZEXTERN(x) static x | |
#endif | |
#ifndef ZEXTERNDEF | |
# define ZEXTERNDEF(x) static x | |
#endif | |
#ifndef FAR | |
# define FAR | |
#endif | |
#if !defined(MACOS) && !defined(TARGET_OS_MAC) | |
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 FAR *voidpf; | |
typedef void *voidp; | |
#else | |
typedef Byte FAR *voidpf; | |
typedef Byte *voidp; | |
#endif | |
#ifdef HAVE_UNISTD_H | |
# include <sys/types.h> /* for off_t */ | |
# include <unistd.h> /* for SEEK_* and off_t */ | |
# define z_off_t off_t | |
#endif | |
#ifndef SEEK_SET | |
# 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 | |
/* 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(inflateInit_,"ININ") | |
# pragma map(inflateInit2_,"ININ2") | |
# pragma map(inflateEnd,"INEND") | |
# pragma map(inflateSync,"INSY") | |
# pragma map(inflateSetDictionary,"INSEDI") | |
# pragma map(inflate_blocks,"INBL") | |
# pragma map(inflate_blocks_new,"INBLNE") | |
# pragma map(inflate_blocks_free,"INBLFR") | |
# pragma map(inflate_blocks_reset,"INBLRE") | |
# pragma map(inflate_codes_free,"INCOFR") | |
# pragma map(inflate_codes,"INCO") | |
# pragma map(inflate_fast,"INFA") | |
# pragma map(inflate_flush,"INFLU") | |
# pragma map(inflate_mask,"INMA") | |
# pragma map(inflate_set_dictionary,"INSEDI2") | |
# pragma map(inflate_copyright,"INCOPY") | |
# pragma map(inflate_trees_bits,"INTRBI") | |
# pragma map(inflate_trees_dynamic,"INTRDY") | |
# pragma map(inflate_trees_fixed,"INTRFI") | |
# pragma map(inflate_trees_free,"INTRFR") | |
#endif | |
#endif /* _ZCONF_H */ |