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__)
397 typedef unsigned char  Byte;  /* 8 bits */
398 #endif
399 typedef unsigned int   uInt;  /* 16 bits or more */
400 typedef 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
408 typedef char  FAR charf;
409 typedef int   FAR intf;
410 typedef uInt  FAR uIntf;
411 typedef 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