xref: /freebsd/sys/contrib/zlib/zconf.h.in (revision d4eeb02986980bf33dd56c41ceb9fc5f180c0d47)
1/* zconf.h -- configuration of the zlib compression library
2 * Copyright (C) 1995-2016 Jean-loup Gailly, Mark Adler
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 and init macros */
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#  define adler32_z             z_adler32_z
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 crc32_z               z_crc32_z
42#  define deflate               z_deflate
43#  define deflateBound          z_deflateBound
44#  define deflateCopy           z_deflateCopy
45#  define deflateEnd            z_deflateEnd
46#  define deflateGetDictionary  z_deflateGetDictionary
47#  define deflateInit           z_deflateInit
48#  define deflateInit2          z_deflateInit2
49#  define deflateInit2_         z_deflateInit2_
50#  define deflateInit_          z_deflateInit_
51#  define deflateParams         z_deflateParams
52#  define deflatePending        z_deflatePending
53#  define deflatePrime          z_deflatePrime
54#  define deflateReset          z_deflateReset
55#  define deflateResetKeep      z_deflateResetKeep
56#  define deflateSetDictionary  z_deflateSetDictionary
57#  define deflateSetHeader      z_deflateSetHeader
58#  define deflateTune           z_deflateTune
59#  define deflate_copyright     z_deflate_copyright
60#  define get_crc_table         z_get_crc_table
61#  ifndef Z_SOLO
62#    define gz_error              z_gz_error
63#    define gz_intmax             z_gz_intmax
64#    define gz_strwinerror        z_gz_strwinerror
65#    define gzbuffer              z_gzbuffer
66#    define gzclearerr            z_gzclearerr
67#    define gzclose               z_gzclose
68#    define gzclose_r             z_gzclose_r
69#    define gzclose_w             z_gzclose_w
70#    define gzdirect              z_gzdirect
71#    define gzdopen               z_gzdopen
72#    define gzeof                 z_gzeof
73#    define gzerror               z_gzerror
74#    define gzflush               z_gzflush
75#    define gzfread               z_gzfread
76#    define gzfwrite              z_gzfwrite
77#    define gzgetc                z_gzgetc
78#    define gzgetc_               z_gzgetc_
79#    define gzgets                z_gzgets
80#    define gzoffset              z_gzoffset
81#    define gzoffset64            z_gzoffset64
82#    define gzopen                z_gzopen
83#    define gzopen64              z_gzopen64
84#    ifdef _WIN32
85#      define gzopen_w              z_gzopen_w
86#    endif
87#    define gzprintf              z_gzprintf
88#    define gzputc                z_gzputc
89#    define gzputs                z_gzputs
90#    define gzread                z_gzread
91#    define gzrewind              z_gzrewind
92#    define gzseek                z_gzseek
93#    define gzseek64              z_gzseek64
94#    define gzsetparams           z_gzsetparams
95#    define gztell                z_gztell
96#    define gztell64              z_gztell64
97#    define gzungetc              z_gzungetc
98#    define gzvprintf             z_gzvprintf
99#    define gzwrite               z_gzwrite
100#  endif
101#  define inflate               z_inflate
102#  define inflateBack           z_inflateBack
103#  define inflateBackEnd        z_inflateBackEnd
104#  define inflateBackInit       z_inflateBackInit
105#  define inflateBackInit_      z_inflateBackInit_
106#  define inflateCodesUsed      z_inflateCodesUsed
107#  define inflateCopy           z_inflateCopy
108#  define inflateEnd            z_inflateEnd
109#  define inflateGetDictionary  z_inflateGetDictionary
110#  define inflateGetHeader      z_inflateGetHeader
111#  define inflateInit           z_inflateInit
112#  define inflateInit2          z_inflateInit2
113#  define inflateInit2_         z_inflateInit2_
114#  define inflateInit_          z_inflateInit_
115#  define inflateMark           z_inflateMark
116#  define inflatePrime          z_inflatePrime
117#  define inflateReset          z_inflateReset
118#  define inflateReset2         z_inflateReset2
119#  define inflateResetKeep      z_inflateResetKeep
120#  define inflateSetDictionary  z_inflateSetDictionary
121#  define inflateSync           z_inflateSync
122#  define inflateSyncPoint      z_inflateSyncPoint
123#  define inflateUndermine      z_inflateUndermine
124#  define inflateValidate       z_inflateValidate
125#  define inflate_copyright     z_inflate_copyright
126#  define inflate_fast          z_inflate_fast
127#  define inflate_table         z_inflate_table
128#  ifndef Z_SOLO
129#    define uncompress            z_uncompress
130#    define uncompress2           z_uncompress2
131#  endif
132#  define zError                z_zError
133#  ifndef Z_SOLO
134#    define zcalloc               z_zcalloc
135#    define zcfree                z_zcfree
136#  endif
137#  define zlibCompileFlags      z_zlibCompileFlags
138#  define zlibVersion           z_zlibVersion
139
140/* all zlib typedefs in zlib.h and zconf.h */
141#  define Byte                  z_Byte
142#  define Bytef                 z_Bytef
143#  define alloc_func            z_alloc_func
144#  define charf                 z_charf
145#  define free_func             z_free_func
146#  ifndef Z_SOLO
147#    define gzFile                z_gzFile
148#  endif
149#  define gz_header             z_gz_header
150#  define gz_headerp            z_gz_headerp
151#  define in_func               z_in_func
152#  define intf                  z_intf
153#  define out_func              z_out_func
154#  define uInt                  z_uInt
155#  define uIntf                 z_uIntf
156#  define uLong                 z_uLong
157#  define uLongf                z_uLongf
158#  define voidp                 z_voidp
159#  define voidpc                z_voidpc
160#  define voidpf                z_voidpf
161
162/* all zlib structs in zlib.h and zconf.h */
163#  define gz_header_s           z_gz_header_s
164#  define internal_state        z_internal_state
165
166#endif
167
168#if defined(__MSDOS__) && !defined(MSDOS)
169#  define MSDOS
170#endif
171#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
172#  define OS2
173#endif
174#if defined(_WINDOWS) && !defined(WINDOWS)
175#  define WINDOWS
176#endif
177#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
178#  ifndef WIN32
179#    define WIN32
180#  endif
181#endif
182#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
183#  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
184#    ifndef SYS16BIT
185#      define SYS16BIT
186#    endif
187#  endif
188#endif
189
190/*
191 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
192 * than 64k bytes at a time (needed on systems with 16-bit int).
193 */
194#ifdef SYS16BIT
195#  define MAXSEG_64K
196#endif
197#ifdef MSDOS
198#  define UNALIGNED_OK
199#endif
200
201#ifdef __STDC_VERSION__
202#  ifndef STDC
203#    define STDC
204#  endif
205#  if __STDC_VERSION__ >= 199901L
206#    ifndef STDC99
207#      define STDC99
208#    endif
209#  endif
210#endif
211#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
212#  define STDC
213#endif
214#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
215#  define STDC
216#endif
217#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
218#  define STDC
219#endif
220#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
221#  define STDC
222#endif
223
224#if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
225#  define STDC
226#endif
227
228#ifndef STDC
229#  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
230#    define const       /* note: need a more gentle solution here */
231#  endif
232#endif
233
234#if defined(ZLIB_CONST) && !defined(z_const)
235#  define z_const const
236#else
237#  define z_const
238#endif
239
240#ifdef Z_SOLO
241   typedef unsigned long z_size_t;
242#else
243#  define z_longlong long long
244#  if defined(NO_SIZE_T)
245     typedef unsigned NO_SIZE_T z_size_t;
246#  elif defined(STDC)
247#    include <stddef.h>
248     typedef size_t z_size_t;
249#  else
250     typedef unsigned long z_size_t;
251#  endif
252#  undef z_longlong
253#endif
254
255/* Maximum value for memLevel in deflateInit2 */
256#ifndef MAX_MEM_LEVEL
257#  ifdef MAXSEG_64K
258#    define MAX_MEM_LEVEL 8
259#  else
260#    define MAX_MEM_LEVEL 9
261#  endif
262#endif
263
264/* Maximum value for windowBits in deflateInit2 and inflateInit2.
265 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
266 * created by gzip. (Files created by minigzip can still be extracted by
267 * gzip.)
268 */
269#ifndef MAX_WBITS
270#  define MAX_WBITS   15 /* 32K LZ77 window */
271#endif
272
273/* The memory requirements for deflate are (in bytes):
274            (1 << (windowBits+2)) +  (1 << (memLevel+9))
275 that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
276 plus a few kilobytes for small objects. For example, if you want to reduce
277 the default memory requirements from 256K to 128K, compile with
278     make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
279 Of course this will generally degrade compression (there's no free lunch).
280
281   The memory requirements for inflate are (in bytes) 1 << windowBits
282 that is, 32K for windowBits=15 (default value) plus about 7 kilobytes
283 for small objects.
284*/
285
286                        /* Type declarations */
287
288#ifndef OF /* function prototypes */
289#  ifdef STDC
290#    define OF(args)  args
291#  else
292#    define OF(args)  ()
293#  endif
294#endif
295
296#ifndef Z_ARG /* function prototypes for stdarg */
297#  if defined(STDC) || defined(Z_HAVE_STDARG_H)
298#    define Z_ARG(args)  args
299#  else
300#    define Z_ARG(args)  ()
301#  endif
302#endif
303
304/* The following definitions for FAR are needed only for MSDOS mixed
305 * model programming (small or medium model with some far allocations).
306 * This was tested only with MSC; for other MSDOS compilers you may have
307 * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
308 * just define FAR to be empty.
309 */
310#ifdef SYS16BIT
311#  if defined(M_I86SM) || defined(M_I86MM)
312     /* MSC small or medium model */
313#    define SMALL_MEDIUM
314#    ifdef _MSC_VER
315#      define FAR _far
316#    else
317#      define FAR far
318#    endif
319#  endif
320#  if (defined(__SMALL__) || defined(__MEDIUM__))
321     /* Turbo C small or medium model */
322#    define SMALL_MEDIUM
323#    ifdef __BORLANDC__
324#      define FAR _far
325#    else
326#      define FAR far
327#    endif
328#  endif
329#endif
330
331#if defined(WINDOWS) || defined(WIN32)
332   /* If building or using zlib as a DLL, define ZLIB_DLL.
333    * This is not mandatory, but it offers a little performance increase.
334    */
335#  ifdef ZLIB_DLL
336#    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
337#      ifdef ZLIB_INTERNAL
338#        define ZEXTERN extern __declspec(dllexport)
339#      else
340#        define ZEXTERN extern __declspec(dllimport)
341#      endif
342#    endif
343#  endif  /* ZLIB_DLL */
344   /* If building or using zlib with the WINAPI/WINAPIV calling convention,
345    * define ZLIB_WINAPI.
346    * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
347    */
348#  ifdef ZLIB_WINAPI
349#    ifdef FAR
350#      undef FAR
351#    endif
352#    include <windows.h>
353     /* No need for _export, use ZLIB.DEF instead. */
354     /* For complete Windows compatibility, use WINAPI, not __stdcall. */
355#    define ZEXPORT WINAPI
356#    ifdef WIN32
357#      define ZEXPORTVA WINAPIV
358#    else
359#      define ZEXPORTVA FAR CDECL
360#    endif
361#  endif
362#endif
363
364#if defined (__BEOS__)
365#  ifdef ZLIB_DLL
366#    ifdef ZLIB_INTERNAL
367#      define ZEXPORT   __declspec(dllexport)
368#      define ZEXPORTVA __declspec(dllexport)
369#    else
370#      define ZEXPORT   __declspec(dllimport)
371#      define ZEXPORTVA __declspec(dllimport)
372#    endif
373#  endif
374#endif
375
376#ifndef ZEXTERN
377#  define ZEXTERN extern
378#endif
379#ifndef ZEXPORT
380#  define ZEXPORT
381#endif
382#ifndef ZEXPORTVA
383#  define ZEXPORTVA
384#endif
385
386#ifndef FAR
387#  define FAR
388#endif
389
390#if !defined(__MACTYPES__)
391typedef unsigned char  Byte;  /* 8 bits */
392#endif
393typedef unsigned int   uInt;  /* 16 bits or more */
394typedef unsigned long  uLong; /* 32 bits or more */
395
396#ifdef SMALL_MEDIUM
397   /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
398#  define Bytef Byte FAR
399#else
400   typedef Byte  FAR Bytef;
401#endif
402typedef char  FAR charf;
403typedef int   FAR intf;
404typedef uInt  FAR uIntf;
405typedef uLong FAR uLongf;
406
407#ifdef STDC
408   typedef void const *voidpc;
409   typedef void FAR   *voidpf;
410   typedef void       *voidp;
411#else
412   typedef Byte const *voidpc;
413   typedef Byte FAR   *voidpf;
414   typedef Byte       *voidp;
415#endif
416
417#if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
418#  include <limits.h>
419#  if (UINT_MAX == 0xffffffffUL)
420#    define Z_U4 unsigned
421#  elif (ULONG_MAX == 0xffffffffUL)
422#    define Z_U4 unsigned long
423#  elif (USHRT_MAX == 0xffffffffUL)
424#    define Z_U4 unsigned short
425#  endif
426#endif
427
428#ifdef Z_U4
429   typedef Z_U4 z_crc_t;
430#else
431   typedef unsigned long z_crc_t;
432#endif
433
434#ifdef HAVE_UNISTD_H    /* may be set to #if 1 by ./configure */
435#  define Z_HAVE_UNISTD_H
436#endif
437
438#ifdef HAVE_STDARG_H    /* may be set to #if 1 by ./configure */
439#  define Z_HAVE_STDARG_H
440#endif
441
442#ifdef STDC
443#  ifndef Z_SOLO
444#    include <sys/types.h>      /* for off_t */
445#  endif
446#endif
447
448#if defined(STDC) || defined(Z_HAVE_STDARG_H)
449#  ifndef Z_SOLO
450#    include <stdarg.h>         /* for va_list */
451#  endif
452#endif
453
454#ifdef _WIN32
455#  ifndef Z_SOLO
456#    include <stddef.h>         /* for wchar_t */
457#  endif
458#endif
459
460/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
461 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
462 * though the former does not conform to the LFS document), but considering
463 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
464 * equivalently requesting no 64-bit operations
465 */
466#if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
467#  undef _LARGEFILE64_SOURCE
468#endif
469
470#if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H)
471#  define Z_HAVE_UNISTD_H
472#endif
473#ifndef Z_SOLO
474#  if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
475#    include <unistd.h>         /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
476#    ifdef VMS
477#      include <unixio.h>       /* for off_t */
478#    endif
479#    ifndef z_off_t
480#      define z_off_t off_t
481#    endif
482#  endif
483#endif
484
485#if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
486#  define Z_LFS64
487#endif
488
489#if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
490#  define Z_LARGE64
491#endif
492
493#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
494#  define Z_WANT64
495#endif
496
497#if !defined(SEEK_SET) && !defined(Z_SOLO)
498#  define SEEK_SET        0       /* Seek from beginning of file.  */
499#  define SEEK_CUR        1       /* Seek from current position.  */
500#  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
501#endif
502
503#ifndef z_off_t
504#  define z_off_t long
505#endif
506
507#if !defined(_WIN32) && defined(Z_LARGE64)
508#  define z_off64_t off64_t
509#else
510#  if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
511#    define z_off64_t __int64
512#  else
513#    define z_off64_t z_off_t
514#  endif
515#endif
516
517/* MVS linker does not support external names larger than 8 bytes */
518#if defined(__MVS__)
519  #pragma map(deflateInit_,"DEIN")
520  #pragma map(deflateInit2_,"DEIN2")
521  #pragma map(deflateEnd,"DEEND")
522  #pragma map(deflateBound,"DEBND")
523  #pragma map(inflateInit_,"ININ")
524  #pragma map(inflateInit2_,"ININ2")
525  #pragma map(inflateEnd,"INEND")
526  #pragma map(inflateSync,"INSY")
527  #pragma map(inflateSetDictionary,"INSEDI")
528  #pragma map(compressBound,"CMBND")
529  #pragma map(inflate_table,"INTABL")
530  #pragma map(inflate_fast,"INFA")
531  #pragma map(inflate_copyright,"INCOPY")
532#endif
533
534#endif /* ZCONF_H */
535