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      1 /* zconf.h -- configuration of the zlib compression library
      2  * Copyright (C) 1995-2013 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  * Even better than compiling with -DZ_PREFIX would be to use configure to set
     15  * this permanently in zconf.h using "./configure --zprefix".
     16  */
     17 #ifdef Z_PREFIX     /* may be set to #if 1 by ./configure */
     18 #  define Z_PREFIX_SET
     19 
     20 /* all linked symbols */
     21 #  define _dist_code            z__dist_code
     22 #  define _length_code          z__length_code
     23 #  define _tr_align             z__tr_align
     24 #  define _tr_flush_bits        z__tr_flush_bits
     25 #  define _tr_flush_block       z__tr_flush_block
     26 #  define _tr_init              z__tr_init
     27 #  define _tr_stored_block      z__tr_stored_block
     28 #  define _tr_tally             z__tr_tally
     29 #  define adler32               z_adler32
     30 #  define adler32_combine       z_adler32_combine
     31 #  define adler32_combine64     z_adler32_combine64
     32 #  ifndef Z_SOLO
     33 #    define compress              z_compress
     34 #    define compress2             z_compress2
     35 #    define compressBound         z_compressBound
     36 #  endif
     37 #  define crc32                 z_crc32
     38 #  define crc32_combine         z_crc32_combine
     39 #  define crc32_combine64       z_crc32_combine64
     40 #  define deflate               z_deflate
     41 #  define deflateBound          z_deflateBound
     42 #  define deflateCopy           z_deflateCopy
     43 #  define deflateEnd            z_deflateEnd
     44 #  define deflateInit2_         z_deflateInit2_
     45 #  define deflateInit_          z_deflateInit_
     46 #  define deflateParams         z_deflateParams
     47 #  define deflatePending        z_deflatePending
     48 #  define deflatePrime          z_deflatePrime
     49 #  define deflateReset          z_deflateReset
     50 #  define deflateResetKeep      z_deflateResetKeep
     51 #  define deflateSetDictionary  z_deflateSetDictionary
     52 #  define deflateSetHeader      z_deflateSetHeader
     53 #  define deflateTune           z_deflateTune
     54 #  define deflate_copyright     z_deflate_copyright
     55 #  define get_crc_table         z_get_crc_table
     56 #  ifndef Z_SOLO
     57 #    define gz_error              z_gz_error
     58 #    define gz_intmax             z_gz_intmax
     59 #    define gz_strwinerror        z_gz_strwinerror
     60 #    define gzbuffer              z_gzbuffer
     61 #    define gzclearerr            z_gzclearerr
     62 #    define gzclose               z_gzclose
     63 #    define gzclose_r             z_gzclose_r
     64 #    define gzclose_w             z_gzclose_w
     65 #    define gzdirect              z_gzdirect
     66 #    define gzdopen               z_gzdopen
     67 #    define gzeof                 z_gzeof
     68 #    define gzerror               z_gzerror
     69 #    define gzflush               z_gzflush
     70 #    define gzgetc                z_gzgetc
     71 #    define gzgetc_               z_gzgetc_
     72 #    define gzgets                z_gzgets
     73 #    define gzoffset              z_gzoffset
     74 #    define gzoffset64            z_gzoffset64
     75 #    define gzopen                z_gzopen
     76 #    define gzopen64              z_gzopen64
     77 #    ifdef _WIN32
     78 #      define gzopen_w              z_gzopen_w
     79 #    endif
     80 #    define gzprintf              z_gzprintf
     81 #    define gzvprintf             z_gzvprintf
     82 #    define gzputc                z_gzputc
     83 #    define gzputs                z_gzputs
     84 #    define gzread                z_gzread
     85 #    define gzrewind              z_gzrewind
     86 #    define gzseek                z_gzseek
     87 #    define gzseek64              z_gzseek64
     88 #    define gzsetparams           z_gzsetparams
     89 #    define gztell                z_gztell
     90 #    define gztell64              z_gztell64
     91 #    define gzungetc              z_gzungetc
     92 #    define gzwrite               z_gzwrite
     93 #  endif
     94 #  define inflate               z_inflate
     95 #  define inflateBack           z_inflateBack
     96 #  define inflateBackEnd        z_inflateBackEnd
     97 #  define inflateBackInit_      z_inflateBackInit_
     98 #  define inflateCopy           z_inflateCopy
     99 #  define inflateEnd            z_inflateEnd
    100 #  define inflateGetHeader      z_inflateGetHeader
    101 #  define inflateInit2_         z_inflateInit2_
    102 #  define inflateInit_          z_inflateInit_
    103 #  define inflateMark           z_inflateMark
    104 #  define inflatePrime          z_inflatePrime
    105 #  define inflateReset          z_inflateReset
    106 #  define inflateReset2         z_inflateReset2
    107 #  define inflateSetDictionary  z_inflateSetDictionary
    108 #  define inflateGetDictionary  z_inflateGetDictionary
    109 #  define inflateSync           z_inflateSync
    110 #  define inflateSyncPoint      z_inflateSyncPoint
    111 #  define inflateUndermine      z_inflateUndermine
    112 #  define inflateResetKeep      z_inflateResetKeep
    113 #  define inflate_copyright     z_inflate_copyright
    114 #  define inflate_fast          z_inflate_fast
    115 #  define inflate_table         z_inflate_table
    116 #  ifndef Z_SOLO
    117 #    define uncompress            z_uncompress
    118 #  endif
    119 #  define zError                z_zError
    120 #  ifndef Z_SOLO
    121 #    define zcalloc               z_zcalloc
    122 #    define zcfree                z_zcfree
    123 #  endif
    124 #  define zlibCompileFlags      z_zlibCompileFlags
    125 #  define zlibVersion           z_zlibVersion
    126 
    127 /* all zlib typedefs in zlib.h and zconf.h */
    128 #  define Byte                  z_Byte
    129 #  define Bytef                 z_Bytef
    130 #  define alloc_func            z_alloc_func
    131 #  define charf                 z_charf
    132 #  define free_func             z_free_func
    133 #  ifndef Z_SOLO
    134 #    define gzFile                z_gzFile
    135 #  endif
    136 #  define gz_header             z_gz_header
    137 #  define gz_headerp            z_gz_headerp
    138 #  define in_func               z_in_func
    139 #  define intf                  z_intf
    140 #  define out_func              z_out_func
    141 #  define uInt                  z_uInt
    142 #  define uIntf                 z_uIntf
    143 #  define uLong                 z_uLong
    144 #  define uLongf                z_uLongf
    145 #  define voidp                 z_voidp
    146 #  define voidpc                z_voidpc
    147 #  define voidpf                z_voidpf
    148 
    149 /* all zlib structs in zlib.h and zconf.h */
    150 #  define gz_header_s           z_gz_header_s
    151 #  define internal_state        z_internal_state
    152 
    153 #endif
    154 
    155 #if defined(__MSDOS__) && !defined(MSDOS)
    156 #  define MSDOS
    157 #endif
    158 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
    159 #  define OS2
    160 #endif
    161 #if defined(_WINDOWS) && !defined(WINDOWS)
    162 #  define WINDOWS
    163 #endif
    164 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
    165 #  ifndef WIN32
    166 #    define WIN32
    167 #  endif
    168 #endif
    169 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
    170 #  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
    171 #    ifndef SYS16BIT
    172 #      define SYS16BIT
    173 #    endif
    174 #  endif
    175 #endif
    176 
    177 /*
    178  * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
    179  * than 64k bytes at a time (needed on systems with 16-bit int).
    180  */
    181 #ifdef SYS16BIT
    182 #  define MAXSEG_64K
    183 #endif
    184 #ifdef MSDOS
    185 #  define UNALIGNED_OK
    186 #endif
    187 
    188 #ifdef __STDC_VERSION__
    189 #  ifndef STDC
    190 #    define STDC
    191 #  endif
    192 #  if __STDC_VERSION__ >= 199901L
    193 #    ifndef STDC99
    194 #      define STDC99
    195 #    endif
    196 #  endif
    197 #endif
    198 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
    199 #  define STDC
    200 #endif
    201 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
    202 #  define STDC
    203 #endif
    204 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
    205 #  define STDC
    206 #endif
    207 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
    208 #  define STDC
    209 #endif
    210 
    211 #if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
    212 #  define STDC
    213 #endif
    214 
    215 #ifndef STDC
    216 #  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
    217 #    define const       /* note: need a more gentle solution here */
    218 #  endif
    219 #endif
    220 
    221 #if defined(ZLIB_CONST) && !defined(z_const)
    222 #  define z_const const
    223 #else
    224 #  define z_const
    225 #endif
    226 
    227 /* Some Mac compilers merge all .h files incorrectly: */
    228 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
    229 #  define NO_DUMMY_DECL
    230 #endif
    231 
    232 /* Maximum value for memLevel in deflateInit2 */
    233 #ifndef MAX_MEM_LEVEL
    234 #  ifdef MAXSEG_64K
    235 #    define MAX_MEM_LEVEL 8
    236 #  else
    237 #    define MAX_MEM_LEVEL 9
    238 #  endif
    239 #endif
    240 
    241 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
    242  * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
    243  * created by gzip. (Files created by minigzip can still be extracted by
    244  * gzip.)
    245  */
    246 #ifndef MAX_WBITS
    247 #  define MAX_WBITS   15 /* 32K LZ77 window */
    248 #endif
    249 
    250 /* The memory requirements for deflate are (in bytes):
    251             (1 << (windowBits+2)) +  (1 << (memLevel+9))
    252  that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
    253  plus a few kilobytes for small objects. For example, if you want to reduce
    254  the default memory requirements from 256K to 128K, compile with
    255      make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
    256  Of course this will generally degrade compression (there's no free lunch).
    257 
    258    The memory requirements for inflate are (in bytes) 1 << windowBits
    259  that is, 32K for windowBits=15 (default value) plus a few kilobytes
    260  for small objects.
    261 */
    262 
    263                         /* Type declarations */
    264 
    265 #ifndef OF /* function prototypes */
    266 #  ifdef STDC
    267 #    define OF(args)  args
    268 #  else
    269 #    define OF(args)  ()
    270 #  endif
    271 #endif
    272 
    273 #ifndef Z_ARG /* function prototypes for stdarg */
    274 #  if defined(STDC) || defined(Z_HAVE_STDARG_H)
    275 #    define Z_ARG(args)  args
    276 #  else
    277 #    define Z_ARG(args)  ()
    278 #  endif
    279 #endif
    280 
    281 /* The following definitions for FAR are needed only for MSDOS mixed
    282  * model programming (small or medium model with some far allocations).
    283  * This was tested only with MSC; for other MSDOS compilers you may have
    284  * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
    285  * just define FAR to be empty.
    286  */
    287 #ifdef SYS16BIT
    288 #  if defined(M_I86SM) || defined(M_I86MM)
    289      /* MSC small or medium model */
    290 #    define SMALL_MEDIUM
    291 #    ifdef _MSC_VER
    292 #      define FAR _far
    293 #    else
    294 #      define FAR far
    295 #    endif
    296 #  endif
    297 #  if (defined(__SMALL__) || defined(__MEDIUM__))
    298      /* Turbo C small or medium model */
    299 #    define SMALL_MEDIUM
    300 #    ifdef __BORLANDC__
    301 #      define FAR _far
    302 #    else
    303 #      define FAR far
    304 #    endif
    305 #  endif
    306 #endif
    307 
    308 #if defined(WINDOWS) || defined(WIN32)
    309    /* If building or using zlib as a DLL, define ZLIB_DLL.
    310     * This is not mandatory, but it offers a little performance increase.
    311     */
    312 #  ifdef ZLIB_DLL
    313 #    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
    314 #      ifdef ZLIB_INTERNAL
    315 #        define ZEXTERN extern __declspec(dllexport)
    316 #      else
    317 #        define ZEXTERN extern __declspec(dllimport)
    318 #      endif
    319 #    endif
    320 #  endif  /* ZLIB_DLL */
    321    /* If building or using zlib with the WINAPI/WINAPIV calling convention,
    322     * define ZLIB_WINAPI.
    323     * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
    324     */
    325 #  ifdef ZLIB_WINAPI
    326 #    ifdef FAR
    327 #      undef FAR
    328 #    endif
    329 #    include <windows.h>
    330      /* No need for _export, use ZLIB.DEF instead. */
    331      /* For complete Windows compatibility, use WINAPI, not __stdcall. */
    332 #    define ZEXPORT WINAPI
    333 #    ifdef WIN32
    334 #      define ZEXPORTVA WINAPIV
    335 #    else
    336 #      define ZEXPORTVA FAR CDECL
    337 #    endif
    338 #  endif
    339 #endif
    340 
    341 #if defined (__BEOS__)
    342 #  ifdef ZLIB_DLL
    343 #    ifdef ZLIB_INTERNAL
    344 #      define ZEXPORT   __declspec(dllexport)
    345 #      define ZEXPORTVA __declspec(dllexport)
    346 #    else
    347 #      define ZEXPORT   __declspec(dllimport)
    348 #      define ZEXPORTVA __declspec(dllimport)
    349 #    endif
    350 #  endif
    351 #endif
    352 
    353 #ifndef ZEXTERN
    354 #  define ZEXTERN extern
    355 #endif
    356 #ifndef ZEXPORT
    357 #  define ZEXPORT
    358 #endif
    359 #ifndef ZEXPORTVA
    360 #  define ZEXPORTVA
    361 #endif
    362 
    363 #ifndef FAR
    364 #  define FAR
    365 #endif
    366 
    367 #if !defined(__MACTYPES__)
    368 typedef unsigned char  Byte;  /* 8 bits */
    369 #endif
    370 typedef unsigned int   uInt;  /* 16 bits or more */
    371 typedef unsigned long  uLong; /* 32 bits or more */
    372 
    373 #ifdef SMALL_MEDIUM
    374    /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
    375 #  define Bytef Byte FAR
    376 #else
    377    typedef Byte  FAR Bytef;
    378 #endif
    379 typedef char  FAR charf;
    380 typedef int   FAR intf;
    381 typedef uInt  FAR uIntf;
    382 typedef uLong FAR uLongf;
    383 
    384 #ifdef STDC
    385    typedef void const *voidpc;
    386    typedef void FAR   *voidpf;
    387    typedef void       *voidp;
    388 #else
    389    typedef Byte const *voidpc;
    390    typedef Byte FAR   *voidpf;
    391    typedef Byte       *voidp;
    392 #endif
    393 
    394 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
    395 #  include <limits.h>
    396 #  if (UINT_MAX == 0xffffffffUL)
    397 #    define Z_U4 unsigned
    398 #  elif (ULONG_MAX == 0xffffffffUL)
    399 #    define Z_U4 unsigned long
    400 #  elif (USHRT_MAX == 0xffffffffUL)
    401 #    define Z_U4 unsigned short
    402 #  endif
    403 #endif
    404 
    405 #ifdef Z_U4
    406    typedef Z_U4 z_crc_t;
    407 #else
    408    typedef unsigned long z_crc_t;
    409 #endif
    410 
    411 #ifdef HAVE_UNISTD_H    /* may be set to #if 1 by ./configure */
    412 #  define Z_HAVE_UNISTD_H
    413 #endif
    414 
    415 #ifdef HAVE_STDARG_H    /* may be set to #if 1 by ./configure */
    416 #  define Z_HAVE_STDARG_H
    417 #endif
    418 
    419 #ifdef STDC
    420 #  ifndef Z_SOLO
    421 #    include <sys/types.h>      /* for off_t */
    422 #  endif
    423 #endif
    424 
    425 #if defined(STDC) || defined(Z_HAVE_STDARG_H)
    426 #  ifndef Z_SOLO
    427 #    include <stdarg.h>         /* for va_list */
    428 #  endif
    429 #endif
    430 
    431 #ifdef _WIN32
    432 #  ifndef Z_SOLO
    433 #    include <stddef.h>         /* for wchar_t */
    434 #  endif
    435 #endif
    436 
    437 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
    438  * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
    439  * though the former does not conform to the LFS document), but considering
    440  * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
    441  * equivalently requesting no 64-bit operations
    442  */
    443 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
    444 #  undef _LARGEFILE64_SOURCE
    445 #endif
    446 
    447 #if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H)
    448 #  define Z_HAVE_UNISTD_H
    449 #endif
    450 #ifndef Z_SOLO
    451 #  if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
    452 #    include <unistd.h>         /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
    453 #    ifdef VMS
    454 #      include <unixio.h>       /* for off_t */
    455 #    endif
    456 #    ifndef z_off_t
    457 #      define z_off_t off_t
    458 #    endif
    459 #  endif
    460 #endif
    461 
    462 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
    463 #  define Z_LFS64
    464 #endif
    465 
    466 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
    467 #  define Z_LARGE64
    468 #endif
    469 
    470 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
    471 #  define Z_WANT64
    472 #endif
    473 
    474 #if !defined(SEEK_SET) && !defined(Z_SOLO)
    475 #  define SEEK_SET        0       /* Seek from beginning of file.  */
    476 #  define SEEK_CUR        1       /* Seek from current position.  */
    477 #  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
    478 #endif
    479 
    480 #ifndef z_off_t
    481 #  define z_off_t long
    482 #endif
    483 
    484 #if !defined(_WIN32) && defined(Z_LARGE64)
    485 #  define z_off64_t off64_t
    486 #else
    487 #  if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
    488 #    define z_off64_t __int64
    489 #  else
    490 #    define z_off64_t z_off_t
    491 #  endif
    492 #endif
    493 
    494 /* MVS linker does not support external names larger than 8 bytes */
    495 #if defined(__MVS__)
    496   #pragma map(deflateInit_,"DEIN")
    497   #pragma map(deflateInit2_,"DEIN2")
    498   #pragma map(deflateEnd,"DEEND")
    499   #pragma map(deflateBound,"DEBND")
    500   #pragma map(inflateInit_,"ININ")
    501   #pragma map(inflateInit2_,"ININ2")
    502   #pragma map(inflateEnd,"INEND")
    503   #pragma map(inflateSync,"INSY")
    504   #pragma map(inflateSetDictionary,"INSEDI")
    505   #pragma map(compressBound,"CMBND")
    506   #pragma map(inflate_table,"INTABL")
    507   #pragma map(inflate_fast,"INFA")
    508   #pragma map(inflate_copyright,"INCOPY")
    509 #endif
    510 
    511 #endif /* ZCONF_H */
    512