xref: /freebsd/sys/contrib/zlib/zconf.h.in (revision a50d73d5782a351ad83e8d1f84d11720a12e70d3)
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_combine_gen     z_crc32_combine_gen
42#  define crc32_combine_gen64   z_crc32_combine_gen64
43#  define crc32_combine_op      z_crc32_combine_op
44#  define crc32_z               z_crc32_z
45#  define deflate               z_deflate
46#  define deflateBound          z_deflateBound
47#  define deflateCopy           z_deflateCopy
48#  define deflateEnd            z_deflateEnd
49#  define deflateGetDictionary  z_deflateGetDictionary
50#  define deflateInit           z_deflateInit
51#  define deflateInit2          z_deflateInit2
52#  define deflateInit2_         z_deflateInit2_
53#  define deflateInit_          z_deflateInit_
54#  define deflateParams         z_deflateParams
55#  define deflatePending        z_deflatePending
56#  define deflatePrime          z_deflatePrime
57#  define deflateReset          z_deflateReset
58#  define deflateResetKeep      z_deflateResetKeep
59#  define deflateSetDictionary  z_deflateSetDictionary
60#  define deflateSetHeader      z_deflateSetHeader
61#  define deflateTune           z_deflateTune
62#  define deflate_copyright     z_deflate_copyright
63#  define get_crc_table         z_get_crc_table
64#  ifndef Z_SOLO
65#    define gz_error              z_gz_error
66#    define gz_intmax             z_gz_intmax
67#    define gz_strwinerror        z_gz_strwinerror
68#    define gzbuffer              z_gzbuffer
69#    define gzclearerr            z_gzclearerr
70#    define gzclose               z_gzclose
71#    define gzclose_r             z_gzclose_r
72#    define gzclose_w             z_gzclose_w
73#    define gzdirect              z_gzdirect
74#    define gzdopen               z_gzdopen
75#    define gzeof                 z_gzeof
76#    define gzerror               z_gzerror
77#    define gzflush               z_gzflush
78#    define gzfread               z_gzfread
79#    define gzfwrite              z_gzfwrite
80#    define gzgetc                z_gzgetc
81#    define gzgetc_               z_gzgetc_
82#    define gzgets                z_gzgets
83#    define gzoffset              z_gzoffset
84#    define gzoffset64            z_gzoffset64
85#    define gzopen                z_gzopen
86#    define gzopen64              z_gzopen64
87#    ifdef _WIN32
88#      define gzopen_w              z_gzopen_w
89#    endif
90#    define gzprintf              z_gzprintf
91#    define gzputc                z_gzputc
92#    define gzputs                z_gzputs
93#    define gzread                z_gzread
94#    define gzrewind              z_gzrewind
95#    define gzseek                z_gzseek
96#    define gzseek64              z_gzseek64
97#    define gzsetparams           z_gzsetparams
98#    define gztell                z_gztell
99#    define gztell64              z_gztell64
100#    define gzungetc              z_gzungetc
101#    define gzvprintf             z_gzvprintf
102#    define gzwrite               z_gzwrite
103#  endif
104#  define inflate               z_inflate
105#  define inflateBack           z_inflateBack
106#  define inflateBackEnd        z_inflateBackEnd
107#  define inflateBackInit       z_inflateBackInit
108#  define inflateBackInit_      z_inflateBackInit_
109#  define inflateCodesUsed      z_inflateCodesUsed
110#  define inflateCopy           z_inflateCopy
111#  define inflateEnd            z_inflateEnd
112#  define inflateGetDictionary  z_inflateGetDictionary
113#  define inflateGetHeader      z_inflateGetHeader
114#  define inflateInit           z_inflateInit
115#  define inflateInit2          z_inflateInit2
116#  define inflateInit2_         z_inflateInit2_
117#  define inflateInit_          z_inflateInit_
118#  define inflateMark           z_inflateMark
119#  define inflatePrime          z_inflatePrime
120#  define inflateReset          z_inflateReset
121#  define inflateReset2         z_inflateReset2
122#  define inflateResetKeep      z_inflateResetKeep
123#  define inflateSetDictionary  z_inflateSetDictionary
124#  define inflateSync           z_inflateSync
125#  define inflateSyncPoint      z_inflateSyncPoint
126#  define inflateUndermine      z_inflateUndermine
127#  define inflateValidate       z_inflateValidate
128#  define inflate_copyright     z_inflate_copyright
129#  define inflate_fast          z_inflate_fast
130#  define inflate_table         z_inflate_table
131#  ifndef Z_SOLO
132#    define uncompress            z_uncompress
133#    define uncompress2           z_uncompress2
134#  endif
135#  define zError                z_zError
136#  ifndef Z_SOLO
137#    define zcalloc               z_zcalloc
138#    define zcfree                z_zcfree
139#  endif
140#  define zlibCompileFlags      z_zlibCompileFlags
141#  define zlibVersion           z_zlibVersion
142
143/* all zlib typedefs in zlib.h and zconf.h */
144#  define Byte                  z_Byte
145#  define Bytef                 z_Bytef
146#  define alloc_func            z_alloc_func
147#  define charf                 z_charf
148#  define free_func             z_free_func
149#  ifndef Z_SOLO
150#    define gzFile                z_gzFile
151#  endif
152#  define gz_header             z_gz_header
153#  define gz_headerp            z_gz_headerp
154#  define in_func               z_in_func
155#  define intf                  z_intf
156#  define out_func              z_out_func
157#  define uInt                  z_uInt
158#  define uIntf                 z_uIntf
159#  define uLong                 z_uLong
160#  define uLongf                z_uLongf
161#  define voidp                 z_voidp
162#  define voidpc                z_voidpc
163#  define voidpf                z_voidpf
164
165/* all zlib structs in zlib.h and zconf.h */
166#  define gz_header_s           z_gz_header_s
167#  define internal_state        z_internal_state
168
169#endif
170
171#if defined(__MSDOS__) && !defined(MSDOS)
172#  define MSDOS
173#endif
174#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
175#  define OS2
176#endif
177#if defined(_WINDOWS) && !defined(WINDOWS)
178#  define WINDOWS
179#endif
180#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
181#  ifndef WIN32
182#    define WIN32
183#  endif
184#endif
185#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
186#  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
187#    ifndef SYS16BIT
188#      define SYS16BIT
189#    endif
190#  endif
191#endif
192
193/*
194 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
195 * than 64k bytes at a time (needed on systems with 16-bit int).
196 */
197#ifdef SYS16BIT
198#  define MAXSEG_64K
199#endif
200#ifdef MSDOS
201#  define UNALIGNED_OK
202#endif
203
204#ifdef __STDC_VERSION__
205#  ifndef STDC
206#    define STDC
207#  endif
208#  if __STDC_VERSION__ >= 199901L
209#    ifndef STDC99
210#      define STDC99
211#    endif
212#  endif
213#endif
214#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
215#  define STDC
216#endif
217#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
218#  define STDC
219#endif
220#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
221#  define STDC
222#endif
223#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
224#  define STDC
225#endif
226
227#if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
228#  define STDC
229#endif
230
231#ifndef STDC
232#  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
233#    define const       /* note: need a more gentle solution here */
234#  endif
235#endif
236
237#if defined(ZLIB_CONST) && !defined(z_const)
238#  define z_const const
239#else
240#  define z_const
241#endif
242
243#ifdef Z_SOLO
244   typedef unsigned long z_size_t;
245#else
246#  define z_longlong long long
247#  if defined(NO_SIZE_T)
248     typedef unsigned NO_SIZE_T z_size_t;
249#  elif defined(STDC)
250#    include <stddef.h>
251     typedef size_t z_size_t;
252#  else
253     typedef unsigned long z_size_t;
254#  endif
255#  undef z_longlong
256#endif
257
258/* Maximum value for memLevel in deflateInit2 */
259#ifndef MAX_MEM_LEVEL
260#  ifdef MAXSEG_64K
261#    define MAX_MEM_LEVEL 8
262#  else
263#    define MAX_MEM_LEVEL 9
264#  endif
265#endif
266
267/* Maximum value for windowBits in deflateInit2 and inflateInit2.
268 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
269 * created by gzip. (Files created by minigzip can still be extracted by
270 * gzip.)
271 */
272#ifndef MAX_WBITS
273#  define MAX_WBITS   15 /* 32K LZ77 window */
274#endif
275
276/* The memory requirements for deflate are (in bytes):
277            (1 << (windowBits+2)) +  (1 << (memLevel+9))
278 that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
279 plus a few kilobytes for small objects. For example, if you want to reduce
280 the default memory requirements from 256K to 128K, compile with
281     make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
282 Of course this will generally degrade compression (there's no free lunch).
283
284   The memory requirements for inflate are (in bytes) 1 << windowBits
285 that is, 32K for windowBits=15 (default value) plus about 7 kilobytes
286 for small objects.
287*/
288
289                        /* Type declarations */
290
291#ifndef OF /* function prototypes */
292#  ifdef STDC
293#    define OF(args)  args
294#  else
295#    define OF(args)  ()
296#  endif
297#endif
298
299#ifndef Z_ARG /* function prototypes for stdarg */
300#  if defined(STDC) || defined(Z_HAVE_STDARG_H)
301#    define Z_ARG(args)  args
302#  else
303#    define Z_ARG(args)  ()
304#  endif
305#endif
306
307/* The following definitions for FAR are needed only for MSDOS mixed
308 * model programming (small or medium model with some far allocations).
309 * This was tested only with MSC; for other MSDOS compilers you may have
310 * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
311 * just define FAR to be empty.
312 */
313#ifdef SYS16BIT
314#  if defined(M_I86SM) || defined(M_I86MM)
315     /* MSC small or medium model */
316#    define SMALL_MEDIUM
317#    ifdef _MSC_VER
318#      define FAR _far
319#    else
320#      define FAR far
321#    endif
322#  endif
323#  if (defined(__SMALL__) || defined(__MEDIUM__))
324     /* Turbo C small or medium model */
325#    define SMALL_MEDIUM
326#    ifdef __BORLANDC__
327#      define FAR _far
328#    else
329#      define FAR far
330#    endif
331#  endif
332#endif
333
334#if defined(WINDOWS) || defined(WIN32)
335   /* If building or using zlib as a DLL, define ZLIB_DLL.
336    * This is not mandatory, but it offers a little performance increase.
337    */
338#  ifdef ZLIB_DLL
339#    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
340#      ifdef ZLIB_INTERNAL
341#        define ZEXTERN extern __declspec(dllexport)
342#      else
343#        define ZEXTERN extern __declspec(dllimport)
344#      endif
345#    endif
346#  endif  /* ZLIB_DLL */
347   /* If building or using zlib with the WINAPI/WINAPIV calling convention,
348    * define ZLIB_WINAPI.
349    * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
350    */
351#  ifdef ZLIB_WINAPI
352#    ifdef FAR
353#      undef FAR
354#    endif
355#    ifndef WIN32_LEAN_AND_MEAN
356#      define WIN32_LEAN_AND_MEAN
357#    endif
358#    include <windows.h>
359     /* No need for _export, use ZLIB.DEF instead. */
360     /* For complete Windows compatibility, use WINAPI, not __stdcall. */
361#    define ZEXPORT WINAPI
362#    ifdef WIN32
363#      define ZEXPORTVA WINAPIV
364#    else
365#      define ZEXPORTVA FAR CDECL
366#    endif
367#  endif
368#endif
369
370#if defined (__BEOS__)
371#  ifdef ZLIB_DLL
372#    ifdef ZLIB_INTERNAL
373#      define ZEXPORT   __declspec(dllexport)
374#      define ZEXPORTVA __declspec(dllexport)
375#    else
376#      define ZEXPORT   __declspec(dllimport)
377#      define ZEXPORTVA __declspec(dllimport)
378#    endif
379#  endif
380#endif
381
382#ifndef ZEXTERN
383#  define ZEXTERN extern
384#endif
385#ifndef ZEXPORT
386#  define ZEXPORT
387#endif
388#ifndef ZEXPORTVA
389#  define ZEXPORTVA
390#endif
391
392#ifndef FAR
393#  define FAR
394#endif
395
396#if !defined(__MACTYPES__)
397typedef unsigned char  Byte;  /* 8 bits */
398#endif
399typedef unsigned int   uInt;  /* 16 bits or more */
400typedef unsigned long  uLong; /* 32 bits or more */
401
402#ifdef SMALL_MEDIUM
403   /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
404#  define Bytef Byte FAR
405#else
406   typedef Byte  FAR Bytef;
407#endif
408typedef char  FAR charf;
409typedef int   FAR intf;
410typedef uInt  FAR uIntf;
411typedef uLong FAR uLongf;
412
413#ifdef STDC
414   typedef void const *voidpc;
415   typedef void FAR   *voidpf;
416   typedef void       *voidp;
417#else
418   typedef Byte const *voidpc;
419   typedef Byte FAR   *voidpf;
420   typedef Byte       *voidp;
421#endif
422
423#if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
424#  include <limits.h>
425#  if (UINT_MAX == 0xffffffffUL)
426#    define Z_U4 unsigned
427#  elif (ULONG_MAX == 0xffffffffUL)
428#    define Z_U4 unsigned long
429#  elif (USHRT_MAX == 0xffffffffUL)
430#    define Z_U4 unsigned short
431#  endif
432#endif
433
434#ifdef Z_U4
435   typedef Z_U4 z_crc_t;
436#else
437   typedef unsigned long z_crc_t;
438#endif
439
440#ifdef HAVE_UNISTD_H    /* may be set to #if 1 by ./configure */
441#  define Z_HAVE_UNISTD_H
442#endif
443
444#ifdef HAVE_STDARG_H    /* may be set to #if 1 by ./configure */
445#  define Z_HAVE_STDARG_H
446#endif
447
448#ifdef STDC
449#  ifndef Z_SOLO
450#    include <sys/types.h>      /* for off_t */
451#  endif
452#endif
453
454#if defined(STDC) || defined(Z_HAVE_STDARG_H)
455#  ifndef Z_SOLO
456#    include <stdarg.h>         /* for va_list */
457#  endif
458#endif
459
460#ifdef _WIN32
461#  ifndef Z_SOLO
462#    include <stddef.h>         /* for wchar_t */
463#  endif
464#endif
465
466/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
467 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
468 * though the former does not conform to the LFS document), but considering
469 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
470 * equivalently requesting no 64-bit operations
471 */
472#if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
473#  undef _LARGEFILE64_SOURCE
474#endif
475
476#ifndef Z_HAVE_UNISTD_H
477#  ifdef __WATCOMC__
478#    define Z_HAVE_UNISTD_H
479#  endif
480#endif
481#ifndef Z_HAVE_UNISTD_H
482#  if defined(_LARGEFILE64_SOURCE) && !defined(_WIN32)
483#    define Z_HAVE_UNISTD_H
484#  endif
485#endif
486#ifndef Z_SOLO
487#  if defined(Z_HAVE_UNISTD_H)
488#    include <unistd.h>         /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
489#    ifdef VMS
490#      include <unixio.h>       /* for off_t */
491#    endif
492#    ifndef z_off_t
493#      define z_off_t off_t
494#    endif
495#  endif
496#endif
497
498#if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
499#  define Z_LFS64
500#endif
501
502#if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
503#  define Z_LARGE64
504#endif
505
506#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
507#  define Z_WANT64
508#endif
509
510#if !defined(SEEK_SET) && !defined(Z_SOLO)
511#  define SEEK_SET        0       /* Seek from beginning of file.  */
512#  define SEEK_CUR        1       /* Seek from current position.  */
513#  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
514#endif
515
516#ifndef z_off_t
517#  define z_off_t long
518#endif
519
520#if !defined(_WIN32) && defined(Z_LARGE64)
521#  define z_off64_t off64_t
522#else
523#  if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
524#    define z_off64_t __int64
525#  else
526#    define z_off64_t z_off_t
527#  endif
528#endif
529
530/* MVS linker does not support external names larger than 8 bytes */
531#if defined(__MVS__)
532  #pragma map(deflateInit_,"DEIN")
533  #pragma map(deflateInit2_,"DEIN2")
534  #pragma map(deflateEnd,"DEEND")
535  #pragma map(deflateBound,"DEBND")
536  #pragma map(inflateInit_,"ININ")
537  #pragma map(inflateInit2_,"ININ2")
538  #pragma map(inflateEnd,"INEND")
539  #pragma map(inflateSync,"INSY")
540  #pragma map(inflateSetDictionary,"INSEDI")
541  #pragma map(compressBound,"CMBND")
542  #pragma map(inflate_table,"INTABL")
543  #pragma map(inflate_fast,"INFA")
544  #pragma map(inflate_copyright,"INCOPY")
545#endif
546
547#endif /* ZCONF_H */
548