xref: /freebsd/sys/contrib/zlib/zconf.h.in (revision 2e3507c25e42292b45a5482e116d278f5515d04d)
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#  ifdef _WIN64
245     typedef unsigned long long z_size_t;
246#  else
247     typedef unsigned long z_size_t;
248#  endif
249#else
250#  define z_longlong long long
251#  if defined(NO_SIZE_T)
252     typedef unsigned NO_SIZE_T z_size_t;
253#  elif defined(STDC)
254#    include <stddef.h>
255     typedef size_t z_size_t;
256#  else
257     typedef unsigned long z_size_t;
258#  endif
259#  undef z_longlong
260#endif
261
262/* Maximum value for memLevel in deflateInit2 */
263#ifndef MAX_MEM_LEVEL
264#  ifdef MAXSEG_64K
265#    define MAX_MEM_LEVEL 8
266#  else
267#    define MAX_MEM_LEVEL 9
268#  endif
269#endif
270
271/* Maximum value for windowBits in deflateInit2 and inflateInit2.
272 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
273 * created by gzip. (Files created by minigzip can still be extracted by
274 * gzip.)
275 */
276#ifndef MAX_WBITS
277#  define MAX_WBITS   15 /* 32K LZ77 window */
278#endif
279
280/* The memory requirements for deflate are (in bytes):
281            (1 << (windowBits+2)) +  (1 << (memLevel+9))
282 that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
283 plus a few kilobytes for small objects. For example, if you want to reduce
284 the default memory requirements from 256K to 128K, compile with
285     make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
286 Of course this will generally degrade compression (there's no free lunch).
287
288   The memory requirements for inflate are (in bytes) 1 << windowBits
289 that is, 32K for windowBits=15 (default value) plus about 7 kilobytes
290 for small objects.
291*/
292
293                        /* Type declarations */
294
295#ifndef OF /* function prototypes */
296#  ifdef STDC
297#    define OF(args)  args
298#  else
299#    define OF(args)  ()
300#  endif
301#endif
302
303#ifndef Z_ARG /* function prototypes for stdarg */
304#  if defined(STDC) || defined(Z_HAVE_STDARG_H)
305#    define Z_ARG(args)  args
306#  else
307#    define Z_ARG(args)  ()
308#  endif
309#endif
310
311/* The following definitions for FAR are needed only for MSDOS mixed
312 * model programming (small or medium model with some far allocations).
313 * This was tested only with MSC; for other MSDOS compilers you may have
314 * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
315 * just define FAR to be empty.
316 */
317#ifdef SYS16BIT
318#  if defined(M_I86SM) || defined(M_I86MM)
319     /* MSC small or medium model */
320#    define SMALL_MEDIUM
321#    ifdef _MSC_VER
322#      define FAR _far
323#    else
324#      define FAR far
325#    endif
326#  endif
327#  if (defined(__SMALL__) || defined(__MEDIUM__))
328     /* Turbo C small or medium model */
329#    define SMALL_MEDIUM
330#    ifdef __BORLANDC__
331#      define FAR _far
332#    else
333#      define FAR far
334#    endif
335#  endif
336#endif
337
338#if defined(WINDOWS) || defined(WIN32)
339   /* If building or using zlib as a DLL, define ZLIB_DLL.
340    * This is not mandatory, but it offers a little performance increase.
341    */
342#  ifdef ZLIB_DLL
343#    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
344#      ifdef ZLIB_INTERNAL
345#        define ZEXTERN extern __declspec(dllexport)
346#      else
347#        define ZEXTERN extern __declspec(dllimport)
348#      endif
349#    endif
350#  endif  /* ZLIB_DLL */
351   /* If building or using zlib with the WINAPI/WINAPIV calling convention,
352    * define ZLIB_WINAPI.
353    * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
354    */
355#  ifdef ZLIB_WINAPI
356#    ifdef FAR
357#      undef FAR
358#    endif
359#    ifndef WIN32_LEAN_AND_MEAN
360#      define WIN32_LEAN_AND_MEAN
361#    endif
362#    include <windows.h>
363     /* No need for _export, use ZLIB.DEF instead. */
364     /* For complete Windows compatibility, use WINAPI, not __stdcall. */
365#    define ZEXPORT WINAPI
366#    ifdef WIN32
367#      define ZEXPORTVA WINAPIV
368#    else
369#      define ZEXPORTVA FAR CDECL
370#    endif
371#  endif
372#endif
373
374#if defined (__BEOS__)
375#  ifdef ZLIB_DLL
376#    ifdef ZLIB_INTERNAL
377#      define ZEXPORT   __declspec(dllexport)
378#      define ZEXPORTVA __declspec(dllexport)
379#    else
380#      define ZEXPORT   __declspec(dllimport)
381#      define ZEXPORTVA __declspec(dllimport)
382#    endif
383#  endif
384#endif
385
386#ifndef ZEXTERN
387#  define ZEXTERN extern
388#endif
389#ifndef ZEXPORT
390#  define ZEXPORT
391#endif
392#ifndef ZEXPORTVA
393#  define ZEXPORTVA
394#endif
395
396#ifndef FAR
397#  define FAR
398#endif
399
400#if !defined(__MACTYPES__)
401typedef unsigned char  Byte;  /* 8 bits */
402#endif
403typedef unsigned int   uInt;  /* 16 bits or more */
404typedef unsigned long  uLong; /* 32 bits or more */
405
406#ifdef SMALL_MEDIUM
407   /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
408#  define Bytef Byte FAR
409#else
410   typedef Byte  FAR Bytef;
411#endif
412typedef char  FAR charf;
413typedef int   FAR intf;
414typedef uInt  FAR uIntf;
415typedef uLong FAR uLongf;
416
417#ifdef STDC
418   typedef void const *voidpc;
419   typedef void FAR   *voidpf;
420   typedef void       *voidp;
421#else
422   typedef Byte const *voidpc;
423   typedef Byte FAR   *voidpf;
424   typedef Byte       *voidp;
425#endif
426
427#if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
428#  include <limits.h>
429#  if (UINT_MAX == 0xffffffffUL)
430#    define Z_U4 unsigned
431#  elif (ULONG_MAX == 0xffffffffUL)
432#    define Z_U4 unsigned long
433#  elif (USHRT_MAX == 0xffffffffUL)
434#    define Z_U4 unsigned short
435#  endif
436#endif
437
438#ifdef Z_U4
439   typedef Z_U4 z_crc_t;
440#else
441   typedef unsigned long z_crc_t;
442#endif
443
444#ifdef HAVE_UNISTD_H    /* may be set to #if 1 by ./configure */
445#  define Z_HAVE_UNISTD_H
446#endif
447
448#ifdef HAVE_STDARG_H    /* may be set to #if 1 by ./configure */
449#  define Z_HAVE_STDARG_H
450#endif
451
452#ifdef STDC
453#  ifndef Z_SOLO
454#    include <sys/types.h>      /* for off_t */
455#  endif
456#endif
457
458#if defined(STDC) || defined(Z_HAVE_STDARG_H)
459#  ifndef Z_SOLO
460#    include <stdarg.h>         /* for va_list */
461#  endif
462#endif
463
464#ifdef _WIN32
465#  ifndef Z_SOLO
466#    include <stddef.h>         /* for wchar_t */
467#  endif
468#endif
469
470/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
471 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
472 * though the former does not conform to the LFS document), but considering
473 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
474 * equivalently requesting no 64-bit operations
475 */
476#if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
477#  undef _LARGEFILE64_SOURCE
478#endif
479
480#ifndef Z_HAVE_UNISTD_H
481#  ifdef __WATCOMC__
482#    define Z_HAVE_UNISTD_H
483#  endif
484#endif
485#ifndef Z_HAVE_UNISTD_H
486#  if defined(_LARGEFILE64_SOURCE) && !defined(_WIN32)
487#    define Z_HAVE_UNISTD_H
488#  endif
489#endif
490#ifndef Z_SOLO
491#  if defined(Z_HAVE_UNISTD_H)
492#    include <unistd.h>         /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
493#    ifdef VMS
494#      include <unixio.h>       /* for off_t */
495#    endif
496#    ifndef z_off_t
497#      define z_off_t off_t
498#    endif
499#  endif
500#endif
501
502#if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
503#  define Z_LFS64
504#endif
505
506#if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
507#  define Z_LARGE64
508#endif
509
510#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
511#  define Z_WANT64
512#endif
513
514#if !defined(SEEK_SET) && !defined(Z_SOLO)
515#  define SEEK_SET        0       /* Seek from beginning of file.  */
516#  define SEEK_CUR        1       /* Seek from current position.  */
517#  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
518#endif
519
520#ifndef z_off_t
521#  define z_off_t long
522#endif
523
524#if !defined(_WIN32) && defined(Z_LARGE64)
525#  define z_off64_t off64_t
526#else
527#  if defined(_WIN32) && !defined(__GNUC__)
528#    define z_off64_t __int64
529#  else
530#    define z_off64_t z_off_t
531#  endif
532#endif
533
534/* MVS linker does not support external names larger than 8 bytes */
535#if defined(__MVS__)
536  #pragma map(deflateInit_,"DEIN")
537  #pragma map(deflateInit2_,"DEIN2")
538  #pragma map(deflateEnd,"DEEND")
539  #pragma map(deflateBound,"DEBND")
540  #pragma map(inflateInit_,"ININ")
541  #pragma map(inflateInit2_,"ININ2")
542  #pragma map(inflateEnd,"INEND")
543  #pragma map(inflateSync,"INSY")
544  #pragma map(inflateSetDictionary,"INSEDI")
545  #pragma map(compressBound,"CMBND")
546  #pragma map(inflate_table,"INTABL")
547  #pragma map(inflate_fast,"INFA")
548  #pragma map(inflate_copyright,"INCOPY")
549#endif
550
551#endif /* ZCONF_H */
552