zlib (1.3)
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__)
401 typedef unsigned char Byte; /* 8 bits */
402 #endif
403 typedef unsigned int uInt; /* 16 bits or more */
404 typedef 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
412 typedef char FAR charf;
413 typedef int FAR intf;
414 typedef uInt FAR uIntf;
415 typedef 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 #if 1 /* was set to #if 1 by ./configure */
445 # define Z_HAVE_UNISTD_H
446 #endif
447
448 #if 1 /* was 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 */
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