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: zconf.h,v 1.1.1.2 2002/03/11 21:53:27 tromey Exp $ */
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/* Solaris 2.5.1 doesn't have vsnprintf */
535#if defined(__sun) && defined(__svr4__)
536#include <sys/feature_tests.h>
537#if _XOPEN_VERSION < 3
538#define NO_vsnprintf
539#endif
540#endif
541
542/* Tru64 UNIX V4.0 neither */
543#if defined(__alpha) && defined(__osf__)
544#include <unistd.h>
545#if _XOPEN_VERSION < 500
546#define NO_vsnprintf
547#endif
548#endif
549
550#endif /* ZCONF_H */
551

source code of zlib/zconf.h