zconf.h

00001 /* zconf.h -- configuration of the zlib compression library
00002  * Copyright (C) 1995-2012 Jean-loup Gailly.
00003  * For conditions of distribution and use, see copyright notice in zlib.h
00004  */
00005 
00006 /* @(#) $Id$ */
00007 
00008 #ifndef ZCONF_H
00009 #define ZCONF_H
00010 
00011 #define    Z_PREFIX
00012 #define    MAX_MEM_LEVEL    3
00013 #define    MAX_WBITS        10
00014 
00015 /*
00016  * If you *really* need a unique prefix for all types and library functions,
00017  * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
00018  * Even better than compiling with -DZ_PREFIX would be to use configure to set
00019  * this permanently in zconf.h using "./configure --zprefix".
00020  */
00021 #ifdef Z_PREFIX     /* may be set to #if 1 by ./configure */
00022 #  define Z_PREFIX_SET
00023 
00024 /* all linked symbols */
00025 #  define _dist_code            z__dist_code
00026 #  define _length_code          z__length_code
00027 #  define _tr_align             z__tr_align
00028 #  define _tr_flush_block       z__tr_flush_block
00029 #  define _tr_init              z__tr_init
00030 #  define _tr_stored_block      z__tr_stored_block
00031 #  define _tr_tally             z__tr_tally
00032 #  define adler32               z_adler32
00033 #  define adler32_combine       z_adler32_combine
00034 #  define adler32_combine64     z_adler32_combine64
00035 #  ifndef Z_SOLO
00036 #    define compress              z_compress
00037 #    define compress2             z_compress2
00038 #    define compressBound         z_compressBound
00039 #  endif
00040 #  define crc32                 z_crc32
00041 #  define crc32_combine         z_crc32_combine
00042 #  define crc32_combine64       z_crc32_combine64
00043 #  define deflate               z_deflate
00044 #  define deflateBound          z_deflateBound
00045 #  define deflateCopy           z_deflateCopy
00046 #  define deflateEnd            z_deflateEnd
00047 #  define deflateInit2_         z_deflateInit2_
00048 #  define deflateInit_          z_deflateInit_
00049 #  define deflateParams         z_deflateParams
00050 #  define deflatePending        z_deflatePending
00051 #  define deflatePrime          z_deflatePrime
00052 #  define deflateReset          z_deflateReset
00053 #  define deflateResetKeep      z_deflateResetKeep
00054 #  define deflateSetDictionary  z_deflateSetDictionary
00055 #  define deflateSetHeader      z_deflateSetHeader
00056 #  define deflateTune           z_deflateTune
00057 #  define deflate_copyright     z_deflate_copyright
00058 #  define get_crc_table         z_get_crc_table
00059 #  ifndef Z_SOLO
00060 #    define gz_error              z_gz_error
00061 #    define gz_intmax             z_gz_intmax
00062 #    define gz_strwinerror        z_gz_strwinerror
00063 #    define gzbuffer              z_gzbuffer
00064 #    define gzclearerr            z_gzclearerr
00065 #    define gzclose               z_gzclose
00066 #    define gzclose_r             z_gzclose_r
00067 #    define gzclose_w             z_gzclose_w
00068 #    define gzdirect              z_gzdirect
00069 #    define gzdopen               z_gzdopen
00070 #    define gzeof                 z_gzeof
00071 #    define gzerror               z_gzerror
00072 #    define gzflush               z_gzflush
00073 #    define gzgetc                z_gzgetc
00074 #    define gzgetc_               z_gzgetc_
00075 #    define gzgets                z_gzgets
00076 #    define gzoffset              z_gzoffset
00077 #    define gzoffset64            z_gzoffset64
00078 #    define gzopen                z_gzopen
00079 #    define gzopen64              z_gzopen64
00080 #    ifdef _WIN32
00081 #      define gzopen_w              z_gzopen_w
00082 #    endif
00083 #    define gzprintf              z_gzprintf
00084 #    define gzputc                z_gzputc
00085 #    define gzputs                z_gzputs
00086 #    define gzread                z_gzread
00087 #    define gzrewind              z_gzrewind
00088 #    define gzseek                z_gzseek
00089 #    define gzseek64              z_gzseek64
00090 #    define gzsetparams           z_gzsetparams
00091 #    define gztell                z_gztell
00092 #    define gztell64              z_gztell64
00093 #    define gzungetc              z_gzungetc
00094 #    define gzwrite               z_gzwrite
00095 #  endif
00096 #  define inflate               z_inflate
00097 #  define inflateBack           z_inflateBack
00098 #  define inflateBackEnd        z_inflateBackEnd
00099 #  define inflateBackInit_      z_inflateBackInit_
00100 #  define inflateCopy           z_inflateCopy
00101 #  define inflateEnd            z_inflateEnd
00102 #  define inflateGetHeader      z_inflateGetHeader
00103 #  define inflateInit2_         z_inflateInit2_
00104 #  define inflateInit_          z_inflateInit_
00105 #  define inflateMark           z_inflateMark
00106 #  define inflatePrime          z_inflatePrime
00107 #  define inflateReset          z_inflateReset
00108 #  define inflateReset2         z_inflateReset2
00109 #  define inflateSetDictionary  z_inflateSetDictionary
00110 #  define inflateSync           z_inflateSync
00111 #  define inflateSyncPoint      z_inflateSyncPoint
00112 #  define inflateUndermine      z_inflateUndermine
00113 #  define inflateResetKeep      z_inflateResetKeep
00114 #  define inflate_copyright     z_inflate_copyright
00115 #  define inflate_fast          z_inflate_fast
00116 #  define inflate_table         z_inflate_table
00117 #  ifndef Z_SOLO
00118 #    define uncompress            z_uncompress
00119 #  endif
00120 #  define zError                z_zError
00121 #  ifndef Z_SOLO
00122 #    define zcalloc               z_zcalloc
00123 #    define zcfree                z_zcfree
00124 #  endif
00125 #  define zlibCompileFlags      z_zlibCompileFlags
00126 #  define zlibVersion           z_zlibVersion
00127 
00128 /* all zlib typedefs in zlib.h and zconf.h */
00129 #  define Byte                  z_Byte
00130 #  define Bytef                 z_Bytef
00131 #  define alloc_func            z_alloc_func
00132 #  define charf                 z_charf
00133 #  define free_func             z_free_func
00134 #  ifndef Z_SOLO
00135 #    define gzFile                z_gzFile
00136 #  endif
00137 #  define gz_header             z_gz_header
00138 #  define gz_headerp            z_gz_headerp
00139 #  define in_func               z_in_func
00140 #  define intf                  z_intf
00141 #  define out_func              z_out_func
00142 #  define uInt                  z_uInt
00143 #  define uIntf                 z_uIntf
00144 #  define uLong                 z_uLong
00145 #  define uLongf                z_uLongf
00146 #  define voidp                 z_voidp
00147 #  define voidpc                z_voidpc
00148 #  define voidpf                z_voidpf
00149 
00150 /* all zlib structs in zlib.h and zconf.h */
00151 #  define gz_header_s           z_gz_header_s
00152 #  define internal_state        z_internal_state
00153 
00154 #endif
00155 
00156 #if defined(__MSDOS__) && !defined(MSDOS)
00157 #  define MSDOS
00158 #endif
00159 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
00160 #  define OS2
00161 #endif
00162 #if defined(_WINDOWS) && !defined(WINDOWS)
00163 #  define WINDOWS
00164 #endif
00165 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
00166 #  ifndef WIN32
00167 #    define WIN32
00168 #  endif
00169 #endif
00170 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
00171 #  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
00172 #    ifndef SYS16BIT
00173 #      define SYS16BIT
00174 #    endif
00175 #  endif
00176 #endif
00177 
00178 /*
00179  * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
00180  * than 64k bytes at a time (needed on systems with 16-bit int).
00181  */
00182 #ifdef SYS16BIT
00183 #  define MAXSEG_64K
00184 #endif
00185 #ifdef MSDOS
00186 #  define UNALIGNED_OK
00187 #endif
00188 
00189 #ifdef __STDC_VERSION__
00190 #  ifndef STDC
00191 #    define STDC
00192 #  endif
00193 #  if __STDC_VERSION__ >= 199901L
00194 #    ifndef STDC99
00195 #      define STDC99
00196 #    endif
00197 #  endif
00198 #endif
00199 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
00200 #  define STDC
00201 #endif
00202 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
00203 #  define STDC
00204 #endif
00205 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
00206 #  define STDC
00207 #endif
00208 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
00209 #  define STDC
00210 #endif
00211 
00212 #if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
00213 #  define STDC
00214 #endif
00215 
00216 #ifndef STDC
00217 #  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
00218 #    define const       /* note: need a more gentle solution here */
00219 #  endif
00220 #endif
00221 
00222 #if defined(ZLIB_CONST) && !defined(z_const)
00223 #  define z_const const
00224 #else
00225 #  define z_const
00226 #endif
00227 
00228 /* Some Mac compilers merge all .h files incorrectly: */
00229 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
00230 #  define NO_DUMMY_DECL
00231 #endif
00232 
00233 /* Maximum value for memLevel in deflateInit2 */
00234 #ifndef MAX_MEM_LEVEL
00235 #  ifdef MAXSEG_64K
00236 #    define MAX_MEM_LEVEL 8
00237 #  else
00238 #    define MAX_MEM_LEVEL 9
00239 #  endif
00240 #endif
00241 
00242 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
00243  * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
00244  * created by gzip. (Files created by minigzip can still be extracted by
00245  * gzip.)
00246  */
00247 #ifndef MAX_WBITS
00248 #  define MAX_WBITS   15 /* 32K LZ77 window */
00249 #endif
00250 
00251 /* The memory requirements for deflate are (in bytes):
00252             (1 << (windowBits+2)) +  (1 << (memLevel+9))
00253  that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
00254  plus a few kilobytes for small objects. For example, if you want to reduce
00255  the default memory requirements from 256K to 128K, compile with
00256      make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
00257  Of course this will generally degrade compression (there's no free lunch).
00258 
00259    The memory requirements for inflate are (in bytes) 1 << windowBits
00260  that is, 32K for windowBits=15 (default value) plus a few kilobytes
00261  for small objects.
00262 */
00263 
00264                         /* Type declarations */
00265 
00266 #ifndef OF /* function prototypes */
00267 #  ifdef STDC
00268 #    define OF(args)  args
00269 #  else
00270 #    define OF(args)  ()
00271 #  endif
00272 #endif
00273 
00274 #ifndef Z_ARG /* function prototypes for stdarg */
00275 #  if defined(STDC) || defined(Z_HAVE_STDARG_H)
00276 #    define Z_ARG(args)  args
00277 #  else
00278 #    define Z_ARG(args)  ()
00279 #  endif
00280 #endif
00281 
00282 /* The following definitions for FAR are needed only for MSDOS mixed
00283  * model programming (small or medium model with some far allocations).
00284  * This was tested only with MSC; for other MSDOS compilers you may have
00285  * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
00286  * just define FAR to be empty.
00287  */
00288 #ifdef SYS16BIT
00289 #  if defined(M_I86SM) || defined(M_I86MM)
00290      /* MSC small or medium model */
00291 #    define SMALL_MEDIUM
00292 #    ifdef _MSC_VER
00293 #      define FAR _far
00294 #    else
00295 #      define FAR far
00296 #    endif
00297 #  endif
00298 #  if (defined(__SMALL__) || defined(__MEDIUM__))
00299      /* Turbo C small or medium model */
00300 #    define SMALL_MEDIUM
00301 #    ifdef __BORLANDC__
00302 #      define FAR _far
00303 #    else
00304 #      define FAR far
00305 #    endif
00306 #  endif
00307 #endif
00308 
00309 #if defined(WINDOWS) || defined(WIN32)
00310    /* If building or using zlib as a DLL, define ZLIB_DLL.
00311     * This is not mandatory, but it offers a little performance increase.
00312     */
00313 #  ifdef ZLIB_DLL
00314 #    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
00315 #      ifdef ZLIB_INTERNAL
00316 #        define ZEXTERN extern __declspec(dllexport)
00317 #      else
00318 #        define ZEXTERN extern __declspec(dllimport)
00319 #      endif
00320 #    endif
00321 #  endif  /* ZLIB_DLL */
00322    /* If building or using zlib with the WINAPI/WINAPIV calling convention,
00323     * define ZLIB_WINAPI.
00324     * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
00325     */
00326 #  ifdef ZLIB_WINAPI
00327 #    ifdef FAR
00328 #      undef FAR
00329 #    endif
00330 #    include <windows.h>
00331      /* No need for _export, use ZLIB.DEF instead. */
00332      /* For complete Windows compatibility, use WINAPI, not __stdcall. */
00333 #    define ZEXPORT WINAPI
00334 #    ifdef WIN32
00335 #      define ZEXPORTVA WINAPIV
00336 #    else
00337 #      define ZEXPORTVA FAR CDECL
00338 #    endif
00339 #  endif
00340 #endif
00341 
00342 #if defined (__BEOS__)
00343 #  ifdef ZLIB_DLL
00344 #    ifdef ZLIB_INTERNAL
00345 #      define ZEXPORT   __declspec(dllexport)
00346 #      define ZEXPORTVA __declspec(dllexport)
00347 #    else
00348 #      define ZEXPORT   __declspec(dllimport)
00349 #      define ZEXPORTVA __declspec(dllimport)
00350 #    endif
00351 #  endif
00352 #endif
00353 
00354 #ifndef ZEXTERN
00355 #  define ZEXTERN extern
00356 #endif
00357 #ifndef ZEXPORT
00358 #  define ZEXPORT
00359 #endif
00360 #ifndef ZEXPORTVA
00361 #  define ZEXPORTVA
00362 #endif
00363 
00364 #ifndef FAR
00365 #  define FAR
00366 #endif
00367 
00368 #if !defined(__MACTYPES__)
00369 typedef unsigned char  Byte;  /* 8 bits */
00370 #endif
00371 typedef unsigned int   uInt;  /* 16 bits or more */
00372 typedef unsigned long  uLong; /* 32 bits or more */
00373 
00374 #ifdef SMALL_MEDIUM
00375    /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
00376 #  define Bytef Byte FAR
00377 #else
00378    typedef Byte  FAR Bytef;
00379 #endif
00380 typedef char  FAR charf;
00381 typedef int   FAR intf;
00382 typedef uInt  FAR uIntf;
00383 typedef uLong FAR uLongf;
00384 
00385 #ifdef STDC
00386    typedef void const *voidpc;
00387    typedef void FAR   *voidpf;
00388    typedef void       *voidp;
00389 #else
00390    typedef Byte const *voidpc;
00391    typedef Byte FAR   *voidpf;
00392    typedef Byte       *voidp;
00393 #endif
00394 
00395 /* ./configure may #define Z_U4 here */
00396 
00397 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
00398 #  include <limits.h>
00399 #  if (UINT_MAX == 0xffffffffUL)
00400 #    define Z_U4 unsigned
00401 #  else
00402 #    if (ULONG_MAX == 0xffffffffUL)
00403 #      define Z_U4 unsigned long
00404 #    else
00405 #      if (USHRT_MAX == 0xffffffffUL)
00406 #        define Z_U4 unsigned short
00407 #      endif
00408 #    endif
00409 #  endif
00410 #endif
00411 
00412 #ifdef Z_U4
00413    typedef Z_U4 z_crc_t;
00414 #else
00415    typedef unsigned long z_crc_t;
00416 #endif
00417 
00418 #ifdef HAVE_UNISTD_H    /* may be set to #if 1 by ./configure */
00419 #  define Z_HAVE_UNISTD_H
00420 #endif
00421 
00422 #ifdef HAVE_STDARG_H    /* may be set to #if 1 by ./configure */
00423 #  define Z_HAVE_STDARG_H
00424 #endif
00425 
00426 #ifdef STDC
00427 #  ifndef Z_SOLO
00428 //#    include <sys/types.h>      /* for off_t */
00429 #  endif
00430 #endif
00431 
00432 #ifdef _WIN32
00433 #  include <stddef.h>           /* for wchar_t */
00434 #endif
00435 
00436 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
00437  * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
00438  * though the former does not conform to the LFS document), but considering
00439  * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
00440  * equivalently requesting no 64-bit operations
00441  */
00442 #if defined(LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
00443 #  undef _LARGEFILE64_SOURCE
00444 #endif
00445 
00446 #if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H)
00447 #  define Z_HAVE_UNISTD_H
00448 #endif
00449 #ifndef Z_SOLO
00450 #  if defined(Z_HAVE_UNISTD_H) || defined(LARGEFILE64_SOURCE)
00451 #    include <unistd.h>         /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
00452 #    ifdef VMS
00453 #      include <unixio.h>       /* for off_t */
00454 #    endif
00455 #    ifndef z_off_t
00456 #      define z_off_t off_t
00457 #    endif
00458 #  endif
00459 #endif
00460 
00461 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
00462 #  define Z_LFS64
00463 #endif
00464 
00465 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
00466 #  define Z_LARGE64
00467 #endif
00468 
00469 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
00470 #  define Z_WANT64
00471 #endif
00472 
00473 #if !defined(SEEK_SET) && !defined(Z_SOLO)
00474 #  define SEEK_SET        0       /* Seek from beginning of file.  */
00475 #  define SEEK_CUR        1       /* Seek from current position.  */
00476 #  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
00477 #endif
00478 
00479 #ifndef z_off_t
00480 #  define z_off_t long
00481 #endif
00482 
00483 #if !defined(_WIN32) && defined(Z_LARGE64)
00484 #  define z_off64_t off64_t
00485 #else
00486 #  if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
00487 #    define z_off64_t __int64
00488 #  else
00489 #    define z_off64_t z_off_t
00490 #  endif
00491 #endif
00492 
00493 /* MVS linker does not support external names larger than 8 bytes */
00494 #if defined(__MVS__)
00495   #pragma map(deflateInit_,"DEIN")
00496   #pragma map(deflateInit2_,"DEIN2")
00497   #pragma map(deflateEnd,"DEEND")
00498   #pragma map(deflateBound,"DEBND")
00499   #pragma map(inflateInit_,"ININ")
00500   #pragma map(inflateInit2_,"ININ2")
00501   #pragma map(inflateEnd,"INEND")
00502   #pragma map(inflateSync,"INSY")
00503   #pragma map(inflateSetDictionary,"INSEDI")
00504   #pragma map(compressBound,"CMBND")
00505   #pragma map(inflate_table,"INTABL")
00506   #pragma map(inflate_fast,"INFA")
00507   #pragma map(inflate_copyright,"INCOPY")
00508 #endif
00509 
00510 #endif /* ZCONF_H */