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/src/FreeImage/Source/ZLib/zconf.h

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C++ Header | 468 lines | 364 code | 39 blank | 65 comment | 42 complexity | 01fe4f6ed5971afd4da6057cb250e7b0 MD5 | raw file
  1/* zconf.h -- configuration of the zlib compression library
  2 * Copyright (C) 1995-2011 Jean-loup Gailly.
  3 * For conditions of distribution and use, see copyright notice in zlib.h
  4 */
  5
  6/* @(#) $Id: zconf.h,v 1.8 2012/02/05 18:10:25 drolon Exp $ */
  7
  8#ifndef ZCONF_H
  9#define ZCONF_H
 10/* #undef Z_PREFIX */
 11/* #undef Z_HAVE_UNISTD_H */
 12
 13/*
 14 * If you *really* need a unique prefix for all types and library functions,
 15 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
 16 * Even better than compiling with -DZ_PREFIX would be to use configure to set
 17 * this permanently in zconf.h using "./configure --zprefix".
 18 */
 19#ifdef Z_PREFIX     /* may be set to #if 1 by ./configure */
 20#  define Z_PREFIX_SET
 21
 22/* all linked symbols */
 23#  define _dist_code            z__dist_code
 24#  define _length_code          z__length_code
 25#  define _tr_align             z__tr_align
 26#  define _tr_flush_block       z__tr_flush_block
 27#  define _tr_init              z__tr_init
 28#  define _tr_stored_block      z__tr_stored_block
 29#  define _tr_tally             z__tr_tally
 30#  define adler32               z_adler32
 31#  define adler32_combine       z_adler32_combine
 32#  define adler32_combine64     z_adler32_combine64
 33#  ifndef Z_SOLO
 34#    define compress              z_compress
 35#    define compress2             z_compress2
 36#    define compressBound         z_compressBound
 37#  endif
 38#  define crc32                 z_crc32
 39#  define crc32_combine         z_crc32_combine
 40#  define crc32_combine64       z_crc32_combine64
 41#  define deflate               z_deflate
 42#  define deflateBound          z_deflateBound
 43#  define deflateCopy           z_deflateCopy
 44#  define deflateEnd            z_deflateEnd
 45#  define deflateInit2_         z_deflateInit2_
 46#  define deflateInit_          z_deflateInit_
 47#  define deflateParams         z_deflateParams
 48#  define deflatePending        z_deflatePending
 49#  define deflatePrime          z_deflatePrime
 50#  define deflateReset          z_deflateReset
 51#  define deflateResetKeep      z_deflateResetKeep
 52#  define deflateSetDictionary  z_deflateSetDictionary
 53#  define deflateSetHeader      z_deflateSetHeader
 54#  define deflateTune           z_deflateTune
 55#  define deflate_copyright     z_deflate_copyright
 56#  define get_crc_table         z_get_crc_table
 57#  ifndef Z_SOLO
 58#    define gz_error              z_gz_error
 59#    define gz_intmax             z_gz_intmax
 60#    define gz_strwinerror        z_gz_strwinerror
 61#    define gzbuffer              z_gzbuffer
 62#    define gzclearerr            z_gzclearerr
 63#    define gzclose               z_gzclose
 64#    define gzclose_r             z_gzclose_r
 65#    define gzclose_w             z_gzclose_w
 66#    define gzdirect              z_gzdirect
 67#    define gzdopen               z_gzdopen
 68#    define gzeof                 z_gzeof
 69#    define gzerror               z_gzerror
 70#    define gzflags               z_gzflags
 71#    define gzflush               z_gzflush
 72#    define gzgetc                z_gzgetc
 73#    define gzgetc_               z_gzgetc_
 74#    define gzgets                z_gzgets
 75#    define gzoffset              z_gzoffset
 76#    define gzoffset64            z_gzoffset64
 77#    define gzopen                z_gzopen
 78#    define gzopen64              z_gzopen64
 79#    define gzprintf              z_gzprintf
 80#    define gzputc                z_gzputc
 81#    define gzputs                z_gzputs
 82#    define gzread                z_gzread
 83#    define gzrewind              z_gzrewind
 84#    define gzseek                z_gzseek
 85#    define gzseek64              z_gzseek64
 86#    define gzsetparams           z_gzsetparams
 87#    define gztell                z_gztell
 88#    define gztell64              z_gztell64
 89#    define gzungetc              z_gzungetc
 90#    define gzwrite               z_gzwrite
 91#  endif
 92#  define inflate               z_inflate
 93#  define inflateBack           z_inflateBack
 94#  define inflateBackEnd        z_inflateBackEnd
 95#  define inflateBackInit_      z_inflateBackInit_
 96#  define inflateCopy           z_inflateCopy
 97#  define inflateEnd            z_inflateEnd
 98#  define inflateGetHeader      z_inflateGetHeader
 99#  define inflateInit2_         z_inflateInit2_
100#  define inflateInit_          z_inflateInit_
101#  define inflateMark           z_inflateMark
102#  define inflatePrime          z_inflatePrime
103#  define inflateReset          z_inflateReset
104#  define inflateReset2         z_inflateReset2
105#  define inflateSetDictionary  z_inflateSetDictionary
106#  define inflateSync           z_inflateSync
107#  define inflateSyncPoint      z_inflateSyncPoint
108#  define inflateUndermine      z_inflateUndermine
109#  define inflateResetKeep      z_inflateResetKeep
110#  define inflate_copyright     z_inflate_copyright
111#  define inflate_fast          z_inflate_fast
112#  define inflate_table         z_inflate_table
113#  ifndef Z_SOLO
114#    define uncompress            z_uncompress
115#  endif
116#  define zError                z_zError
117#  ifndef Z_SOLO
118#    define zcalloc               z_zcalloc
119#    define zcfree                z_zcfree
120#  endif
121#  define zlibCompileFlags      z_zlibCompileFlags
122#  define zlibVersion           z_zlibVersion
123
124/* all zlib typedefs in zlib.h and zconf.h */
125#  define Byte                  z_Byte
126#  define Bytef                 z_Bytef
127#  define alloc_func            z_alloc_func
128#  define charf                 z_charf
129#  define free_func             z_free_func
130#  ifndef Z_SOLO
131#    define gzFile                z_gzFile
132#    define gz_header             z_gz_header
133#    define gz_headerp            z_gz_headerp
134#  endif
135#  define in_func               z_in_func
136#  define intf                  z_intf
137#  define out_func              z_out_func
138#  define uInt                  z_uInt
139#  define uIntf                 z_uIntf
140#  define uLong                 z_uLong
141#  define uLongf                z_uLongf
142#  define voidp                 z_voidp
143#  define voidpc                z_voidpc
144#  define voidpf                z_voidpf
145
146/* all zlib structs in zlib.h and zconf.h */
147#  ifndef Z_SOLO
148#    define gz_header_s           z_gz_header_s
149#  endif
150#  define internal_state        z_internal_state
151
152#endif
153
154#if defined(__MSDOS__) && !defined(MSDOS)
155#  define MSDOS
156#endif
157#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
158#  define OS2
159#endif
160#if defined(_WINDOWS) && !defined(WINDOWS)
161#  define WINDOWS
162#endif
163#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
164#  ifndef WIN32
165#    define WIN32
166#  endif
167#endif
168#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
169#  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
170#    ifndef SYS16BIT
171#      define SYS16BIT
172#    endif
173#  endif
174#endif
175
176/*
177 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
178 * than 64k bytes at a time (needed on systems with 16-bit int).
179 */
180#ifdef SYS16BIT
181#  define MAXSEG_64K
182#endif
183#ifdef MSDOS
184#  define UNALIGNED_OK
185#endif
186
187#ifdef __STDC_VERSION__
188#  ifndef STDC
189#    define STDC
190#  endif
191#  if __STDC_VERSION__ >= 199901L
192#    ifndef STDC99
193#      define STDC99
194#    endif
195#  endif
196#endif
197#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
198#  define STDC
199#endif
200#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
201#  define STDC
202#endif
203#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
204#  define STDC
205#endif
206#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
207#  define STDC
208#endif
209
210#if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
211#  define STDC
212#endif
213
214#ifndef STDC
215#  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
216#    define const       /* note: need a more gentle solution here */
217#  endif
218#endif
219
220#if defined(ZLIB_CONST) && !defined(z_const)
221#  define z_const const
222#else
223#  define z_const
224#endif
225
226/* Some Mac compilers merge all .h files incorrectly: */
227#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
228#  define NO_DUMMY_DECL
229#endif
230
231/* Maximum value for memLevel in deflateInit2 */
232#ifndef MAX_MEM_LEVEL
233#  ifdef MAXSEG_64K
234#    define MAX_MEM_LEVEL 8
235#  else
236#    define MAX_MEM_LEVEL 9
237#  endif
238#endif
239
240/* Maximum value for windowBits in deflateInit2 and inflateInit2.
241 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
242 * created by gzip. (Files created by minigzip can still be extracted by
243 * gzip.)
244 */
245#ifndef MAX_WBITS
246#  define MAX_WBITS   15 /* 32K LZ77 window */
247#endif
248
249/* The memory requirements for deflate are (in bytes):
250            (1 << (windowBits+2)) +  (1 << (memLevel+9))
251 that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
252 plus a few kilobytes for small objects. For example, if you want to reduce
253 the default memory requirements from 256K to 128K, compile with
254     make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
255 Of course this will generally degrade compression (there's no free lunch).
256
257   The memory requirements for inflate are (in bytes) 1 << windowBits
258 that is, 32K for windowBits=15 (default value) plus a few kilobytes
259 for small objects.
260*/
261
262                        /* Type declarations */
263
264#ifndef OF /* function prototypes */
265#  ifdef STDC
266#    define OF(args)  args
267#  else
268#    define OF(args)  ()
269#  endif
270#endif
271
272#ifndef Z_ARG /* function prototypes for stdarg */
273#  if defined(STDC) || defined(Z_HAVE_STDARG_H)
274#    define Z_ARG(args)  args
275#  else
276#    define Z_ARG(args)  ()
277#  endif
278#endif
279
280/* The following definitions for FAR are needed only for MSDOS mixed
281 * model programming (small or medium model with some far allocations).
282 * This was tested only with MSC; for other MSDOS compilers you may have
283 * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
284 * just define FAR to be empty.
285 */
286#ifdef SYS16BIT
287#  if defined(M_I86SM) || defined(M_I86MM)
288     /* MSC small or medium model */
289#    define SMALL_MEDIUM
290#    ifdef _MSC_VER
291#      define FAR _far
292#    else
293#      define FAR far
294#    endif
295#  endif
296#  if (defined(__SMALL__) || defined(__MEDIUM__))
297     /* Turbo C small or medium model */
298#    define SMALL_MEDIUM
299#    ifdef __BORLANDC__
300#      define FAR _far
301#    else
302#      define FAR far
303#    endif
304#  endif
305#endif
306
307#if defined(WINDOWS) || defined(WIN32)
308   /* If building or using zlib as a DLL, define ZLIB_DLL.
309    * This is not mandatory, but it offers a little performance increase.
310    */
311#  ifdef ZLIB_DLL
312#    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
313#      ifdef ZLIB_INTERNAL
314#        define ZEXTERN extern __declspec(dllexport)
315#      else
316#        define ZEXTERN extern __declspec(dllimport)
317#      endif
318#    endif
319#  endif  /* ZLIB_DLL */
320   /* If building or using zlib with the WINAPI/WINAPIV calling convention,
321    * define ZLIB_WINAPI.
322    * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
323    */
324#  ifdef ZLIB_WINAPI
325#    ifdef FAR
326#      undef FAR
327#    endif
328#    include <windows.h>
329     /* No need for _export, use ZLIB.DEF instead. */
330     /* For complete Windows compatibility, use WINAPI, not __stdcall. */
331#    define ZEXPORT WINAPI
332#    ifdef WIN32
333#      define ZEXPORTVA WINAPIV
334#    else
335#      define ZEXPORTVA FAR CDECL
336#    endif
337#  endif
338#endif
339
340#if defined (__BEOS__)
341#  ifdef ZLIB_DLL
342#    ifdef ZLIB_INTERNAL
343#      define ZEXPORT   __declspec(dllexport)
344#      define ZEXPORTVA __declspec(dllexport)
345#    else
346#      define ZEXPORT   __declspec(dllimport)
347#      define ZEXPORTVA __declspec(dllimport)
348#    endif
349#  endif
350#endif
351
352#ifndef ZEXTERN
353#  define ZEXTERN extern
354#endif
355#ifndef ZEXPORT
356#  define ZEXPORT
357#endif
358#ifndef ZEXPORTVA
359#  define ZEXPORTVA
360#endif
361
362#ifndef FAR
363#  define FAR
364#endif
365
366#if !defined(__MACTYPES__)
367typedef unsigned char  Byte;  /* 8 bits */
368#endif
369typedef unsigned int   uInt;  /* 16 bits or more */
370typedef unsigned long  uLong; /* 32 bits or more */
371
372#ifdef SMALL_MEDIUM
373   /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
374#  define Bytef Byte FAR
375#else
376   typedef Byte  FAR Bytef;
377#endif
378typedef char  FAR charf;
379typedef int   FAR intf;
380typedef uInt  FAR uIntf;
381typedef uLong FAR uLongf;
382
383#ifdef STDC
384   typedef void const *voidpc;
385   typedef void FAR   *voidpf;
386   typedef void       *voidp;
387#else
388   typedef Byte const *voidpc;
389   typedef Byte FAR   *voidpf;
390   typedef Byte       *voidp;
391#endif
392
393#ifdef HAVE_UNISTD_H    /* may be set to #if 1 by ./configure */
394#  define Z_HAVE_UNISTD_H
395#endif
396
397#ifdef HAVE_STDARG_H    /* may be set to #if 1 by ./configure */
398#  define Z_HAVE_STDARG_H
399#endif
400
401#ifdef STDC
402#  ifndef Z_SOLO
403#    include <sys/types.h>      /* for off_t */
404#  endif
405#endif
406
407/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
408 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
409 * though the former does not conform to the LFS document), but considering
410 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
411 * equivalently requesting no 64-bit operations
412 */
413#if -_LARGEFILE64_SOURCE - -1 == 1
414#  undef _LARGEFILE64_SOURCE
415#endif
416
417#if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0
418#  define Z_LARGE
419#endif
420
421#if (defined(Z_HAVE_UNISTD_H) || defined(Z_LARGE)) && !defined(Z_SOLO)
422#  include <unistd.h>       /* for SEEK_* and off_t */
423#  ifdef VMS
424#    include <unixio.h>     /* for off_t */
425#  endif
426#  ifndef z_off_t
427#    define z_off_t off_t
428#  endif
429#endif
430
431#if !defined(SEEK_SET) && !defined(Z_SOLO)
432#  define SEEK_SET        0       /* Seek from beginning of file.  */
433#  define SEEK_CUR        1       /* Seek from current position.  */
434#  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
435#endif
436
437#ifndef z_off_t
438#  define z_off_t long
439#endif
440
441#if !defined(_WIN32) && (defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0)
442#  define z_off64_t off64_t
443#else
444#  if defined(_WIN32)
445#    define z_off64_t __int64
446#  else
447#  define z_off64_t z_off_t
448#endif
449#endif
450
451/* MVS linker does not support external names larger than 8 bytes */
452#if defined(__MVS__)
453  #pragma map(deflateInit_,"DEIN")
454  #pragma map(deflateInit2_,"DEIN2")
455  #pragma map(deflateEnd,"DEEND")
456  #pragma map(deflateBound,"DEBND")
457  #pragma map(inflateInit_,"ININ")
458  #pragma map(inflateInit2_,"ININ2")
459  #pragma map(inflateEnd,"INEND")
460  #pragma map(inflateSync,"INSY")
461  #pragma map(inflateSetDictionary,"INSEDI")
462  #pragma map(compressBound,"CMBND")
463  #pragma map(inflate_table,"INTABL")
464  #pragma map(inflate_fast,"INFA")
465  #pragma map(inflate_copyright,"INCOPY")
466#endif
467
468#endif /* ZCONF_H */