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      1 /* zconf.h -- configuration of the zlib compression library
      2  * Copyright (C) 1995-2005 Jean-loup Gailly.
      3  * For conditions of distribution and use, see copyright notice in zlib.h
      4  */
      5 
      6 /* @(#) $Id$ */
      7 
      8 #ifndef ZCONF_H
      9 #define ZCONF_H
     10 
     11 /*
     12  * If you *really* need a unique prefix for all types and library functions,
     13  * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
     14  */
     15 #ifdef Z_PREFIX
     16 #  define deflateInit_          z_deflateInit_
     17 #  define deflate               z_deflate
     18 #  define deflateEnd            z_deflateEnd
     19 #  define inflateInit_          z_inflateInit_
     20 #  define inflate               z_inflate
     21 #  define inflateEnd            z_inflateEnd
     22 #  define deflateInit2_         z_deflateInit2_
     23 #  define deflateSetDictionary  z_deflateSetDictionary
     24 #  define deflateCopy           z_deflateCopy
     25 #  define deflateReset          z_deflateReset
     26 #  define deflateParams         z_deflateParams
     27 #  define deflateBound          z_deflateBound
     28 #  define deflatePrime          z_deflatePrime
     29 #  define inflateInit2_         z_inflateInit2_
     30 #  define inflateSetDictionary  z_inflateSetDictionary
     31 #  define inflateSync           z_inflateSync
     32 #  define inflateSyncPoint      z_inflateSyncPoint
     33 #  define inflateCopy           z_inflateCopy
     34 #  define inflateReset          z_inflateReset
     35 #  define inflateBack           z_inflateBack
     36 #  define inflateBackEnd        z_inflateBackEnd
     37 #  define compress              z_compress
     38 #  define compress2             z_compress2
     39 #  define compressBound         z_compressBound
     40 #  define uncompress            z_uncompress
     41 #  define adler32               z_adler32
     42 #  define crc32                 z_crc32
     43 #  define get_crc_table         z_get_crc_table
     44 #  define zError                z_zError
     45 
     46 #  define alloc_func            z_alloc_func
     47 #  define free_func             z_free_func
     48 #  define in_func               z_in_func
     49 #  define out_func              z_out_func
     50 #  define Byte                  z_Byte
     51 #  define uInt                  z_uInt
     52 #  define uLong                 z_uLong
     53 #  define Bytef                 z_Bytef
     54 #  define charf                 z_charf
     55 #  define intf                  z_intf
     56 #  define uIntf                 z_uIntf
     57 #  define uLongf                z_uLongf
     58 #  define voidpf                z_voidpf
     59 #  define voidp                 z_voidp
     60 #endif
     61 
     62 #if defined(__MSDOS__) && !defined(MSDOS)
     63 #  define MSDOS
     64 #endif
     65 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
     66 #  define OS2
     67 #endif
     68 #if defined(_WINDOWS) && !defined(WINDOWS)
     69 #  define WINDOWS
     70 #endif
     71 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
     72 #  ifndef WIN32
     73 #    define WIN32
     74 #  endif
     75 #endif
     76 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
     77 #  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
     78 #    ifndef SYS16BIT
     79 #      define SYS16BIT
     80 #    endif
     81 #  endif
     82 #endif
     83 
     84 /*
     85  * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
     86  * than 64k bytes at a time (needed on systems with 16-bit int).
     87  */
     88 #ifdef SYS16BIT
     89 #  define MAXSEG_64K
     90 #endif
     91 #ifdef MSDOS
     92 #  define UNALIGNED_OK
     93 #endif
     94 
     95 #ifdef __STDC_VERSION__
     96 #  ifndef STDC
     97 #    define STDC
     98 #  endif
     99 #  if __STDC_VERSION__ >= 199901L
    100 #    ifndef STDC99
    101 #      define STDC99
    102 #    endif
    103 #  endif
    104 #endif
    105 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
    106 #  define STDC
    107 #endif
    108 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
    109 #  define STDC
    110 #endif
    111 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
    112 #  define STDC
    113 #endif
    114 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
    115 #  define STDC
    116 #endif
    117 
    118 #if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
    119 #  define STDC
    120 #endif
    121 
    122 #ifndef STDC
    123 #  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
    124 #    define const       /* note: need a more gentle solution here */
    125 #  endif
    126 #endif
    127 
    128 /* Some Mac compilers merge all .h files incorrectly: */
    129 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
    130 #  define NO_DUMMY_DECL
    131 #endif
    132 
    133 /* Maximum value for memLevel in deflateInit2 */
    134 #ifndef MAX_MEM_LEVEL
    135 #  ifdef MAXSEG_64K
    136 #    define MAX_MEM_LEVEL 8
    137 #  else
    138 #    define MAX_MEM_LEVEL 9
    139 #  endif
    140 #endif
    141 
    142 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
    143  * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
    144  * created by gzip. (Files created by minigzip can still be extracted by
    145  * gzip.)
    146  */
    147 #ifndef MAX_WBITS
    148 #  define MAX_WBITS   15 /* 32K LZ77 window */
    149 #endif
    150 
    151 /* The memory requirements for deflate are (in bytes):
    152             (1 << (windowBits+2)) +  (1 << (memLevel+9))
    153  that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
    154  plus a few kilobytes for small objects. For example, if you want to reduce
    155  the default memory requirements from 256K to 128K, compile with
    156      make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
    157  Of course this will generally degrade compression (there's no free lunch).
    158 
    159    The memory requirements for inflate are (in bytes) 1 << windowBits
    160  that is, 32K for windowBits=15 (default value) plus a few kilobytes
    161  for small objects.
    162 */
    163 
    164                         /* Type declarations */
    165 
    166 #ifndef OF /* function prototypes */
    167 #  ifdef STDC
    168 #    define OF(args)  args
    169 #  else
    170 #    define OF(args)  ()
    171 #  endif
    172 #endif
    173 
    174 /* The following definitions for FAR are needed only for MSDOS mixed
    175  * model programming (small or medium model with some far allocations).
    176  * This was tested only with MSC; for other MSDOS compilers you may have
    177  * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
    178  * just define FAR to be empty.
    179  */
    180 #ifdef SYS16BIT
    181 #  if defined(M_I86SM) || defined(M_I86MM)
    182      /* MSC small or medium model */
    183 #    define SMALL_MEDIUM
    184 #    ifdef _MSC_VER
    185 #      define FAR _far
    186 #    else
    187 #      define FAR far
    188 #    endif
    189 #  endif
    190 #  if (defined(__SMALL__) || defined(__MEDIUM__))
    191      /* Turbo C small or medium model */
    192 #    define SMALL_MEDIUM
    193 #    ifdef __BORLANDC__
    194 #      define FAR _far
    195 #    else
    196 #      define FAR far
    197 #    endif
    198 #  endif
    199 #endif
    200 
    201 #if defined(WINDOWS) || defined(WIN32)
    202    /* If building or using zlib as a DLL, define ZLIB_DLL.
    203     * This is not mandatory, but it offers a little performance increase.
    204     */
    205 #  ifdef ZLIB_DLL
    206 #    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
    207 #      ifdef ZLIB_INTERNAL
    208 #        define ZEXTERN extern __declspec(dllexport)
    209 #      else
    210 #        define ZEXTERN extern __declspec(dllimport)
    211 #      endif
    212 #    endif
    213 #  endif  /* ZLIB_DLL */
    214    /* If building or using zlib with the WINAPI/WINAPIV calling convention,
    215     * define ZLIB_WINAPI.
    216     * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
    217     */
    218 #  ifdef ZLIB_WINAPI
    219 #    ifdef FAR
    220 #      undef FAR
    221 #    endif
    222 #    include <windows.h>
    223      /* No need for _export, use ZLIB.DEF instead. */
    224      /* For complete Windows compatibility, use WINAPI, not __stdcall. */
    225 #    define ZEXPORT WINAPI
    226 #    ifdef WIN32
    227 #      define ZEXPORTVA WINAPIV
    228 #    else
    229 #      define ZEXPORTVA FAR CDECL
    230 #    endif
    231 #  endif
    232 #endif
    233 
    234 #if defined (__BEOS__)
    235 #  ifdef ZLIB_DLL
    236 #    ifdef ZLIB_INTERNAL
    237 #      define ZEXPORT   __declspec(dllexport)
    238 #      define ZEXPORTVA __declspec(dllexport)
    239 #    else
    240 #      define ZEXPORT   __declspec(dllimport)
    241 #      define ZEXPORTVA __declspec(dllimport)
    242 #    endif
    243 #  endif
    244 #endif
    245 
    246 #ifndef ZEXTERN
    247 #  define ZEXTERN extern
    248 #endif
    249 #ifndef ZEXPORT
    250 #  define ZEXPORT
    251 #endif
    252 #ifndef ZEXPORTVA
    253 #  define ZEXPORTVA
    254 #endif
    255 
    256 #ifndef FAR
    257 #  define FAR
    258 #endif
    259 
    260 #if !defined(__MACTYPES__)
    261 typedef unsigned char  Byte;  /* 8 bits */
    262 #endif
    263 typedef unsigned int   uInt;  /* 16 bits or more */
    264 typedef unsigned long  uLong; /* 32 bits or more */
    265 
    266 #ifdef SMALL_MEDIUM
    267    /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
    268 #  define Bytef Byte FAR
    269 #else
    270    typedef Byte  FAR Bytef;
    271 #endif
    272 typedef char  FAR charf;
    273 typedef int   FAR intf;
    274 typedef uInt  FAR uIntf;
    275 typedef uLong FAR uLongf;
    276 
    277 #ifdef STDC
    278    typedef void const *voidpc;
    279    typedef void FAR   *voidpf;
    280    typedef void       *voidp;
    281 #else
    282    typedef Byte const *voidpc;
    283    typedef Byte FAR   *voidpf;
    284    typedef Byte       *voidp;
    285 #endif
    286 
    287 #if 0           /* HAVE_UNISTD_H -- this line is updated by ./configure */
    288 #  include <sys/types.h> /* for off_t */
    289 #  include <unistd.h>    /* for SEEK_* and off_t */
    290 #  ifdef VMS
    291 #    include <unixio.h>   /* for off_t */
    292 #  endif
    293 #  define z_off_t off_t
    294 #endif
    295 #ifndef SEEK_SET
    296 #  define SEEK_SET        0       /* Seek from beginning of file.  */
    297 #  define SEEK_CUR        1       /* Seek from current position.  */
    298 #  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
    299 #endif
    300 #ifndef z_off_t
    301 #  define z_off_t long
    302 #endif
    303 
    304 #if defined(__OS400__)
    305 #  define NO_vsnprintf
    306 #endif
    307 
    308 #if defined(__MVS__)
    309 #  define NO_vsnprintf
    310 #  ifdef FAR
    311 #    undef FAR
    312 #  endif
    313 #endif
    314 
    315 /* MVS linker does not support external names larger than 8 bytes */
    316 #if defined(__MVS__)
    317 #   pragma map(deflateInit_,"DEIN")
    318 #   pragma map(deflateInit2_,"DEIN2")
    319 #   pragma map(deflateEnd,"DEEND")
    320 #   pragma map(deflateBound,"DEBND")
    321 #   pragma map(inflateInit_,"ININ")
    322 #   pragma map(inflateInit2_,"ININ2")
    323 #   pragma map(inflateEnd,"INEND")
    324 #   pragma map(inflateSync,"INSY")
    325 #   pragma map(inflateSetDictionary,"INSEDI")
    326 #   pragma map(compressBound,"CMBND")
    327 #   pragma map(inflate_table,"INTABL")
    328 #   pragma map(inflate_fast,"INFA")
    329 #   pragma map(inflate_copyright,"INCOPY")
    330 #endif
    331 
    332 #endif /* ZCONF_H */
    333