/* zconf.h -- configuration of the zlib compression library

 * Copyright (C) 1995-2005 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 deflateBound          z_deflateBound

#  define deflatePrime          z_deflatePrime

#  define inflateInit2_         z_inflateInit2_

#  define inflateSetDictionary  z_inflateSetDictionary

#  define inflateSync           z_inflateSync

#  define inflateSyncPoint      z_inflateSyncPoint

#  define inflateCopy           z_inflateCopy

#  define inflateReset          z_inflateReset

#  define inflateBack           z_inflateBack

#  define inflateBackEnd        z_inflateBackEnd

#  define compress              z_compress

#  define compress2             z_compress2

#  define compressBound         z_compressBound

#  define uncompress            z_uncompress

#  define adler32               z_adler32

#  define crc32                 z_crc32

#  define get_crc_table         z_get_crc_table

#  define zError                z_zError



#  define alloc_func            z_alloc_func

#  define free_func             z_free_func

#  define in_func               z_in_func

#  define out_func              z_out_func

#  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(__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



/* Some Mac compilers merge all .h files incorrectly: */

#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)

#  define NO_DUMMY_DECL

#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.

 */

#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 0           /* HAVE_UNISTD_H -- this line is updated by ./configure */

#  include <sys/types.h> /* for off_t */

#  include <unistd.h>    /* for SEEK_* and off_t */

#  ifdef VMS

#    include <unixio.h>   /* for off_t */

#  endif

#  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



#if defined(__OS400__)

#  define NO_vsnprintf

#endif



#if defined(__MVS__)

#  define NO_vsnprintf

#  ifdef FAR

#    undef FAR

#  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 */

