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b24e7fce 1/* zconf.h -- configuration of the zlib compression library
648db22b 2 * Copyright (C) 1995-2024 Jean-loup Gailly, Mark Adler
b24e7fce 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#cmakedefine Z_PREFIX
11#cmakedefine 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 and init macros */
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_bits z__tr_flush_bits
27# define _tr_flush_block z__tr_flush_block
28# define _tr_init z__tr_init
29# define _tr_stored_block z__tr_stored_block
30# define _tr_tally z__tr_tally
31# define adler32 z_adler32
32# define adler32_combine z_adler32_combine
33# define adler32_combine64 z_adler32_combine64
34# define adler32_z z_adler32_z
35# ifndef Z_SOLO
36# define compress z_compress
37# define compress2 z_compress2
38# define compressBound z_compressBound
39# endif
40# define crc32 z_crc32
41# define crc32_combine z_crc32_combine
42# define crc32_combine64 z_crc32_combine64
9e052883 43# define crc32_combine_gen z_crc32_combine_gen
44# define crc32_combine_gen64 z_crc32_combine_gen64
45# define crc32_combine_op z_crc32_combine_op
b24e7fce 46# define crc32_z z_crc32_z
47# define deflate z_deflate
48# define deflateBound z_deflateBound
49# define deflateCopy z_deflateCopy
50# define deflateEnd z_deflateEnd
51# define deflateGetDictionary z_deflateGetDictionary
52# define deflateInit z_deflateInit
53# define deflateInit2 z_deflateInit2
54# define deflateInit2_ z_deflateInit2_
55# define deflateInit_ z_deflateInit_
56# define deflateParams z_deflateParams
57# define deflatePending z_deflatePending
58# define deflatePrime z_deflatePrime
59# define deflateReset z_deflateReset
60# define deflateResetKeep z_deflateResetKeep
61# define deflateSetDictionary z_deflateSetDictionary
62# define deflateSetHeader z_deflateSetHeader
63# define deflateTune z_deflateTune
64# define deflate_copyright z_deflate_copyright
65# define get_crc_table z_get_crc_table
66# ifndef Z_SOLO
67# define gz_error z_gz_error
68# define gz_intmax z_gz_intmax
69# define gz_strwinerror z_gz_strwinerror
70# define gzbuffer z_gzbuffer
71# define gzclearerr z_gzclearerr
72# define gzclose z_gzclose
73# define gzclose_r z_gzclose_r
74# define gzclose_w z_gzclose_w
75# define gzdirect z_gzdirect
76# define gzdopen z_gzdopen
77# define gzeof z_gzeof
78# define gzerror z_gzerror
79# define gzflush z_gzflush
80# define gzfread z_gzfread
81# define gzfwrite z_gzfwrite
82# define gzgetc z_gzgetc
83# define gzgetc_ z_gzgetc_
84# define gzgets z_gzgets
85# define gzoffset z_gzoffset
86# define gzoffset64 z_gzoffset64
87# define gzopen z_gzopen
88# define gzopen64 z_gzopen64
89# ifdef _WIN32
90# define gzopen_w z_gzopen_w
91# endif
92# define gzprintf z_gzprintf
93# define gzputc z_gzputc
94# define gzputs z_gzputs
95# define gzread z_gzread
96# define gzrewind z_gzrewind
97# define gzseek z_gzseek
98# define gzseek64 z_gzseek64
99# define gzsetparams z_gzsetparams
100# define gztell z_gztell
101# define gztell64 z_gztell64
102# define gzungetc z_gzungetc
103# define gzvprintf z_gzvprintf
104# define gzwrite z_gzwrite
105# endif
106# define inflate z_inflate
107# define inflateBack z_inflateBack
108# define inflateBackEnd z_inflateBackEnd
109# define inflateBackInit z_inflateBackInit
110# define inflateBackInit_ z_inflateBackInit_
111# define inflateCodesUsed z_inflateCodesUsed
112# define inflateCopy z_inflateCopy
113# define inflateEnd z_inflateEnd
114# define inflateGetDictionary z_inflateGetDictionary
115# define inflateGetHeader z_inflateGetHeader
116# define inflateInit z_inflateInit
117# define inflateInit2 z_inflateInit2
118# define inflateInit2_ z_inflateInit2_
119# define inflateInit_ z_inflateInit_
120# define inflateMark z_inflateMark
121# define inflatePrime z_inflatePrime
122# define inflateReset z_inflateReset
123# define inflateReset2 z_inflateReset2
124# define inflateResetKeep z_inflateResetKeep
125# define inflateSetDictionary z_inflateSetDictionary
126# define inflateSync z_inflateSync
127# define inflateSyncPoint z_inflateSyncPoint
128# define inflateUndermine z_inflateUndermine
129# define inflateValidate z_inflateValidate
130# define inflate_copyright z_inflate_copyright
131# define inflate_fast z_inflate_fast
132# define inflate_table z_inflate_table
133# ifndef Z_SOLO
134# define uncompress z_uncompress
135# define uncompress2 z_uncompress2
136# endif
137# define zError z_zError
138# ifndef Z_SOLO
139# define zcalloc z_zcalloc
140# define zcfree z_zcfree
141# endif
142# define zlibCompileFlags z_zlibCompileFlags
143# define zlibVersion z_zlibVersion
144
145/* all zlib typedefs in zlib.h and zconf.h */
146# define Byte z_Byte
147# define Bytef z_Bytef
148# define alloc_func z_alloc_func
149# define charf z_charf
150# define free_func z_free_func
151# ifndef Z_SOLO
152# define gzFile z_gzFile
153# endif
154# define gz_header z_gz_header
155# define gz_headerp z_gz_headerp
156# define in_func z_in_func
157# define intf z_intf
158# define out_func z_out_func
159# define uInt z_uInt
160# define uIntf z_uIntf
161# define uLong z_uLong
162# define uLongf z_uLongf
163# define voidp z_voidp
164# define voidpc z_voidpc
165# define voidpf z_voidpf
166
167/* all zlib structs in zlib.h and zconf.h */
168# define gz_header_s z_gz_header_s
169# define internal_state z_internal_state
170
171#endif
172
173#if defined(__MSDOS__) && !defined(MSDOS)
174# define MSDOS
175#endif
176#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
177# define OS2
178#endif
179#if defined(_WINDOWS) && !defined(WINDOWS)
180# define WINDOWS
181#endif
182#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
183# ifndef WIN32
184# define WIN32
185# endif
186#endif
187#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
188# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
189# ifndef SYS16BIT
190# define SYS16BIT
191# endif
192# endif
193#endif
194
195/*
196 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
197 * than 64k bytes at a time (needed on systems with 16-bit int).
198 */
199#ifdef SYS16BIT
200# define MAXSEG_64K
201#endif
202#ifdef MSDOS
203# define UNALIGNED_OK
204#endif
205
206#ifdef __STDC_VERSION__
207# ifndef STDC
208# define STDC
209# endif
210# if __STDC_VERSION__ >= 199901L
211# ifndef STDC99
212# define STDC99
213# endif
214# endif
215#endif
216#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
217# define STDC
218#endif
219#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
220# define STDC
221#endif
222#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
223# define STDC
224#endif
225#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
226# define STDC
227#endif
228
229#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
230# define STDC
231#endif
232
233#ifndef STDC
234# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
235# define const /* note: need a more gentle solution here */
236# endif
237#endif
238
239#if defined(ZLIB_CONST) && !defined(z_const)
240# define z_const const
241#else
242# define z_const
243#endif
244
245#ifdef Z_SOLO
648db22b 246# ifdef _WIN64
247 typedef unsigned long long z_size_t;
248# else
249 typedef unsigned long z_size_t;
250# endif
b24e7fce 251#else
252# define z_longlong long long
253# if defined(NO_SIZE_T)
254 typedef unsigned NO_SIZE_T z_size_t;
255# elif defined(STDC)
256# include <stddef.h>
257 typedef size_t z_size_t;
258# else
259 typedef unsigned long z_size_t;
260# endif
261# undef z_longlong
262#endif
263
264/* Maximum value for memLevel in deflateInit2 */
265#ifndef MAX_MEM_LEVEL
266# ifdef MAXSEG_64K
267# define MAX_MEM_LEVEL 8
268# else
269# define MAX_MEM_LEVEL 9
270# endif
271#endif
272
273/* Maximum value for windowBits in deflateInit2 and inflateInit2.
274 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
275 * created by gzip. (Files created by minigzip can still be extracted by
276 * gzip.)
277 */
278#ifndef MAX_WBITS
279# define MAX_WBITS 15 /* 32K LZ77 window */
280#endif
281
282/* The memory requirements for deflate are (in bytes):
283 (1 << (windowBits+2)) + (1 << (memLevel+9))
284 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
285 plus a few kilobytes for small objects. For example, if you want to reduce
286 the default memory requirements from 256K to 128K, compile with
287 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
288 Of course this will generally degrade compression (there's no free lunch).
289
290 The memory requirements for inflate are (in bytes) 1 << windowBits
291 that is, 32K for windowBits=15 (default value) plus about 7 kilobytes
292 for small objects.
293*/
294
295 /* Type declarations */
296
297#ifndef OF /* function prototypes */
298# ifdef STDC
299# define OF(args) args
300# else
301# define OF(args) ()
302# endif
303#endif
304
b24e7fce 305/* The following definitions for FAR are needed only for MSDOS mixed
306 * model programming (small or medium model with some far allocations).
307 * This was tested only with MSC; for other MSDOS compilers you may have
308 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
309 * just define FAR to be empty.
310 */
311#ifdef SYS16BIT
312# if defined(M_I86SM) || defined(M_I86MM)
313 /* MSC small or medium model */
314# define SMALL_MEDIUM
315# ifdef _MSC_VER
316# define FAR _far
317# else
318# define FAR far
319# endif
320# endif
321# if (defined(__SMALL__) || defined(__MEDIUM__))
322 /* Turbo C small or medium model */
323# define SMALL_MEDIUM
324# ifdef __BORLANDC__
325# define FAR _far
326# else
327# define FAR far
328# endif
329# endif
330#endif
331
332#if defined(WINDOWS) || defined(WIN32)
333 /* If building or using zlib as a DLL, define ZLIB_DLL.
334 * This is not mandatory, but it offers a little performance increase.
335 */
336# ifdef ZLIB_DLL
337# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
338# ifdef ZLIB_INTERNAL
339# define ZEXTERN extern __declspec(dllexport)
340# else
341# define ZEXTERN extern __declspec(dllimport)
342# endif
343# endif
344# endif /* ZLIB_DLL */
345 /* If building or using zlib with the WINAPI/WINAPIV calling convention,
346 * define ZLIB_WINAPI.
347 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
348 */
349# ifdef ZLIB_WINAPI
350# ifdef FAR
351# undef FAR
352# endif
9e052883 353# ifndef WIN32_LEAN_AND_MEAN
354# define WIN32_LEAN_AND_MEAN
355# endif
b24e7fce 356# include <windows.h>
357 /* No need for _export, use ZLIB.DEF instead. */
358 /* For complete Windows compatibility, use WINAPI, not __stdcall. */
359# define ZEXPORT WINAPI
360# ifdef WIN32
361# define ZEXPORTVA WINAPIV
362# else
363# define ZEXPORTVA FAR CDECL
364# endif
365# endif
366#endif
367
368#if defined (__BEOS__)
369# ifdef ZLIB_DLL
370# ifdef ZLIB_INTERNAL
371# define ZEXPORT __declspec(dllexport)
372# define ZEXPORTVA __declspec(dllexport)
373# else
374# define ZEXPORT __declspec(dllimport)
375# define ZEXPORTVA __declspec(dllimport)
376# endif
377# endif
378#endif
379
380#ifndef ZEXTERN
381# define ZEXTERN extern
382#endif
383#ifndef ZEXPORT
384# define ZEXPORT
385#endif
386#ifndef ZEXPORTVA
387# define ZEXPORTVA
388#endif
389
390#ifndef FAR
391# define FAR
392#endif
393
394#if !defined(__MACTYPES__)
395typedef unsigned char Byte; /* 8 bits */
396#endif
397typedef unsigned int uInt; /* 16 bits or more */
398typedef unsigned long uLong; /* 32 bits or more */
399
400#ifdef SMALL_MEDIUM
401 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
402# define Bytef Byte FAR
403#else
404 typedef Byte FAR Bytef;
405#endif
406typedef char FAR charf;
407typedef int FAR intf;
408typedef uInt FAR uIntf;
409typedef uLong FAR uLongf;
410
411#ifdef STDC
412 typedef void const *voidpc;
413 typedef void FAR *voidpf;
414 typedef void *voidp;
415#else
416 typedef Byte const *voidpc;
417 typedef Byte FAR *voidpf;
418 typedef Byte *voidp;
419#endif
420
421#if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
422# include <limits.h>
423# if (UINT_MAX == 0xffffffffUL)
424# define Z_U4 unsigned
425# elif (ULONG_MAX == 0xffffffffUL)
426# define Z_U4 unsigned long
427# elif (USHRT_MAX == 0xffffffffUL)
428# define Z_U4 unsigned short
429# endif
430#endif
431
432#ifdef Z_U4
433 typedef Z_U4 z_crc_t;
434#else
435 typedef unsigned long z_crc_t;
436#endif
437
438#ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
439# define Z_HAVE_UNISTD_H
440#endif
441
442#ifdef HAVE_STDARG_H /* may be set to #if 1 by ./configure */
443# define Z_HAVE_STDARG_H
444#endif
445
446#ifdef STDC
447# ifndef Z_SOLO
448# include <sys/types.h> /* for off_t */
449# endif
450#endif
451
452#if defined(STDC) || defined(Z_HAVE_STDARG_H)
453# ifndef Z_SOLO
454# include <stdarg.h> /* for va_list */
455# endif
456#endif
457
458#ifdef _WIN32
459# ifndef Z_SOLO
460# include <stddef.h> /* for wchar_t */
461# endif
462#endif
463
464/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
465 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
466 * though the former does not conform to the LFS document), but considering
467 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
468 * equivalently requesting no 64-bit operations
469 */
470#if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
471# undef _LARGEFILE64_SOURCE
472#endif
473
9e052883 474#ifndef Z_HAVE_UNISTD_H
475# ifdef __WATCOMC__
476# define Z_HAVE_UNISTD_H
477# endif
478#endif
479#ifndef Z_HAVE_UNISTD_H
480# if defined(_LARGEFILE64_SOURCE) && !defined(_WIN32)
481# define Z_HAVE_UNISTD_H
482# endif
b24e7fce 483#endif
484#ifndef Z_SOLO
9e052883 485# if defined(Z_HAVE_UNISTD_H)
b24e7fce 486# include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
487# ifdef VMS
488# include <unixio.h> /* for off_t */
489# endif
490# ifndef z_off_t
491# define z_off_t off_t
492# endif
493# endif
494#endif
495
496#if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
497# define Z_LFS64
498#endif
499
500#if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
501# define Z_LARGE64
502#endif
503
504#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
505# define Z_WANT64
506#endif
507
508#if !defined(SEEK_SET) && !defined(Z_SOLO)
509# define SEEK_SET 0 /* Seek from beginning of file. */
510# define SEEK_CUR 1 /* Seek from current position. */
511# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
512#endif
513
514#ifndef z_off_t
515# define z_off_t long
516#endif
517
518#if !defined(_WIN32) && defined(Z_LARGE64)
519# define z_off64_t off64_t
520#else
648db22b 521# if defined(_WIN32) && !defined(__GNUC__)
b24e7fce 522# define z_off64_t __int64
523# else
524# define z_off64_t z_off_t
525# endif
526#endif
527
528/* MVS linker does not support external names larger than 8 bytes */
529#if defined(__MVS__)
530 #pragma map(deflateInit_,"DEIN")
531 #pragma map(deflateInit2_,"DEIN2")
532 #pragma map(deflateEnd,"DEEND")
533 #pragma map(deflateBound,"DEBND")
534 #pragma map(inflateInit_,"ININ")
535 #pragma map(inflateInit2_,"ININ2")
536 #pragma map(inflateEnd,"INEND")
537 #pragma map(inflateSync,"INSY")
538 #pragma map(inflateSetDictionary,"INSEDI")
539 #pragma map(compressBound,"CMBND")
540 #pragma map(inflate_table,"INTABL")
541 #pragma map(inflate_fast,"INFA")
542 #pragma map(inflate_copyright,"INCOPY")
543#endif
544
545#endif /* ZCONF_H */