xref: /titanic_52/usr/src/boot/lib/libz/zconf.h (revision 4a5d661a82b942b6538acd26209d959ce98b593a)
1 /* zconf.h -- configuration of the zlib compression library
2  * Copyright (C) 1995-2013 Jean-loup Gailly.
3  * For conditions of distribution and use, see copyright notice in zlib.h
4  */
5 
6 /* @(#) $FreeBSD$ */
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 */
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 #  ifndef Z_SOLO
33 #    define compress              z_compress
34 #    define compress2             z_compress2
35 #    define compressBound         z_compressBound
36 #  endif
37 #  define crc32                 z_crc32
38 #  define crc32_combine         z_crc32_combine
39 #  define crc32_combine64       z_crc32_combine64
40 #  define deflate               z_deflate
41 #  define deflateBound          z_deflateBound
42 #  define deflateCopy           z_deflateCopy
43 #  define deflateEnd            z_deflateEnd
44 #  define deflateInit2_         z_deflateInit2_
45 #  define deflateInit_          z_deflateInit_
46 #  define deflateParams         z_deflateParams
47 #  define deflatePending        z_deflatePending
48 #  define deflatePrime          z_deflatePrime
49 #  define deflateReset          z_deflateReset
50 #  define deflateResetKeep      z_deflateResetKeep
51 #  define deflateSetDictionary  z_deflateSetDictionary
52 #  define deflateSetHeader      z_deflateSetHeader
53 #  define deflateTune           z_deflateTune
54 #  define deflate_copyright     z_deflate_copyright
55 #  define get_crc_table         z_get_crc_table
56 #  ifndef Z_SOLO
57 #    define gz_error              z_gz_error
58 #    define gz_intmax             z_gz_intmax
59 #    define gz_strwinerror        z_gz_strwinerror
60 #    define gzbuffer              z_gzbuffer
61 #    define gzclearerr            z_gzclearerr
62 #    define gzclose               z_gzclose
63 #    define gzclose_r             z_gzclose_r
64 #    define gzclose_w             z_gzclose_w
65 #    define gzdirect              z_gzdirect
66 #    define gzdopen               z_gzdopen
67 #    define gzeof                 z_gzeof
68 #    define gzerror               z_gzerror
69 #    define gzflush               z_gzflush
70 #    define gzgetc                z_gzgetc
71 #    define gzgetc_               z_gzgetc_
72 #    define gzgets                z_gzgets
73 #    define gzoffset              z_gzoffset
74 #    define gzoffset64            z_gzoffset64
75 #    define gzopen                z_gzopen
76 #    define gzopen64              z_gzopen64
77 #    ifdef _WIN32
78 #      define gzopen_w              z_gzopen_w
79 #    endif
80 #    define gzprintf              z_gzprintf
81 #    define gzvprintf             z_gzvprintf
82 #    define gzputc                z_gzputc
83 #    define gzputs                z_gzputs
84 #    define gzread                z_gzread
85 #    define gzrewind              z_gzrewind
86 #    define gzseek                z_gzseek
87 #    define gzseek64              z_gzseek64
88 #    define gzsetparams           z_gzsetparams
89 #    define gztell                z_gztell
90 #    define gztell64              z_gztell64
91 #    define gzungetc              z_gzungetc
92 #    define gzwrite               z_gzwrite
93 #  endif
94 #  define inflate               z_inflate
95 #  define inflateBack           z_inflateBack
96 #  define inflateBackEnd        z_inflateBackEnd
97 #  define inflateBackInit_      z_inflateBackInit_
98 #  define inflateCopy           z_inflateCopy
99 #  define inflateEnd            z_inflateEnd
100 #  define inflateGetHeader      z_inflateGetHeader
101 #  define inflateInit2_         z_inflateInit2_
102 #  define inflateInit_          z_inflateInit_
103 #  define inflateMark           z_inflateMark
104 #  define inflatePrime          z_inflatePrime
105 #  define inflateReset          z_inflateReset
106 #  define inflateReset2         z_inflateReset2
107 #  define inflateSetDictionary  z_inflateSetDictionary
108 #  define inflateGetDictionary  z_inflateGetDictionary
109 #  define inflateSync           z_inflateSync
110 #  define inflateSyncPoint      z_inflateSyncPoint
111 #  define inflateUndermine      z_inflateUndermine
112 #  define inflateResetKeep      z_inflateResetKeep
113 #  define inflate_copyright     z_inflate_copyright
114 #  define inflate_fast          z_inflate_fast
115 #  define inflate_table         z_inflate_table
116 #  ifndef Z_SOLO
117 #    define uncompress            z_uncompress
118 #  endif
119 #  define zError                z_zError
120 #  ifndef Z_SOLO
121 #    define zcalloc               z_zcalloc
122 #    define zcfree                z_zcfree
123 #  endif
124 #  define zlibCompileFlags      z_zlibCompileFlags
125 #  define zlibVersion           z_zlibVersion
126 
127 /* all zlib typedefs in zlib.h and zconf.h */
128 #  define Byte                  z_Byte
129 #  define Bytef                 z_Bytef
130 #  define alloc_func            z_alloc_func
131 #  define charf                 z_charf
132 #  define free_func             z_free_func
133 #  ifndef Z_SOLO
134 #    define gzFile                z_gzFile
135 #  endif
136 #  define gz_header             z_gz_header
137 #  define gz_headerp            z_gz_headerp
138 #  define in_func               z_in_func
139 #  define intf                  z_intf
140 #  define out_func              z_out_func
141 #  define uInt                  z_uInt
142 #  define uIntf                 z_uIntf
143 #  define uLong                 z_uLong
144 #  define uLongf                z_uLongf
145 #  define voidp                 z_voidp
146 #  define voidpc                z_voidpc
147 #  define voidpf                z_voidpf
148 
149 /* all zlib structs in zlib.h and zconf.h */
150 #  define gz_header_s           z_gz_header_s
151 #  define internal_state        z_internal_state
152 
153 #endif
154 
155 #if defined(__MSDOS__) && !defined(MSDOS)
156 #  define MSDOS
157 #endif
158 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
159 #  define OS2
160 #endif
161 #if defined(_WINDOWS) && !defined(WINDOWS)
162 #  define WINDOWS
163 #endif
164 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
165 #  ifndef WIN32
166 #    define WIN32
167 #  endif
168 #endif
169 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
170 #  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
171 #    ifndef SYS16BIT
172 #      define SYS16BIT
173 #    endif
174 #  endif
175 #endif
176 
177 /*
178  * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
179  * than 64k bytes at a time (needed on systems with 16-bit int).
180  */
181 #ifdef SYS16BIT
182 #  define MAXSEG_64K
183 #endif
184 #ifdef MSDOS
185 #  define UNALIGNED_OK
186 #endif
187 
188 #ifdef __STDC_VERSION__
189 #  ifndef STDC
190 #    define STDC
191 #  endif
192 #  if __STDC_VERSION__ >= 199901L
193 #    ifndef STDC99
194 #      define STDC99
195 #    endif
196 #  endif
197 #endif
198 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
199 #  define STDC
200 #endif
201 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
202 #  define STDC
203 #endif
204 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
205 #  define STDC
206 #endif
207 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
208 #  define STDC
209 #endif
210 
211 #if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
212 #  define STDC
213 #endif
214 
215 #ifndef STDC
216 #  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
217 #    define const       /* note: need a more gentle solution here */
218 #  endif
219 #endif
220 
221 #if defined(ZLIB_CONST) && !defined(z_const)
222 #  define z_const const
223 #else
224 #  define z_const
225 #endif
226 
227 /* Some Mac compilers merge all .h files incorrectly: */
228 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
229 #  define NO_DUMMY_DECL
230 #endif
231 
232 /* Maximum value for memLevel in deflateInit2 */
233 #ifndef MAX_MEM_LEVEL
234 #  ifdef MAXSEG_64K
235 #    define MAX_MEM_LEVEL 8
236 #  else
237 #    define MAX_MEM_LEVEL 9
238 #  endif
239 #endif
240 
241 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
242  * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
243  * created by gzip. (Files created by minigzip can still be extracted by
244  * gzip.)
245  */
246 #ifndef MAX_WBITS
247 #  define MAX_WBITS   15 /* 32K LZ77 window */
248 #endif
249 
250 /* The memory requirements for deflate are (in bytes):
251             (1 << (windowBits+2)) +  (1 << (memLevel+9))
252  that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
253  plus a few kilobytes for small objects. For example, if you want to reduce
254  the default memory requirements from 256K to 128K, compile with
255      make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
256  Of course this will generally degrade compression (there's no free lunch).
257 
258    The memory requirements for inflate are (in bytes) 1 << windowBits
259  that is, 32K for windowBits=15 (default value) plus a few kilobytes
260  for small objects.
261 */
262 
263                         /* Type declarations */
264 
265 #ifndef OF /* function prototypes */
266 #  ifdef STDC
267 #    define OF(args)  args
268 #  else
269 #    define OF(args)  ()
270 #  endif
271 #endif
272 
273 #ifndef Z_ARG /* function prototypes for stdarg */
274 #  if defined(STDC) || defined(Z_HAVE_STDARG_H)
275 #    define Z_ARG(args)  args
276 #  else
277 #    define Z_ARG(args)  ()
278 #  endif
279 #endif
280 
281 /* The following definitions for FAR are needed only for MSDOS mixed
282  * model programming (small or medium model with some far allocations).
283  * This was tested only with MSC; for other MSDOS compilers you may have
284  * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
285  * just define FAR to be empty.
286  */
287 #ifdef SYS16BIT
288 #  if defined(M_I86SM) || defined(M_I86MM)
289      /* MSC small or medium model */
290 #    define SMALL_MEDIUM
291 #    ifdef _MSC_VER
292 #      define FAR _far
293 #    else
294 #      define FAR far
295 #    endif
296 #  endif
297 #  if (defined(__SMALL__) || defined(__MEDIUM__))
298      /* Turbo C small or medium model */
299 #    define SMALL_MEDIUM
300 #    ifdef __BORLANDC__
301 #      define FAR _far
302 #    else
303 #      define FAR far
304 #    endif
305 #  endif
306 #endif
307 
308 #if defined(WINDOWS) || defined(WIN32)
309    /* If building or using zlib as a DLL, define ZLIB_DLL.
310     * This is not mandatory, but it offers a little performance increase.
311     */
312 #  ifdef ZLIB_DLL
313 #    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
314 #      ifdef ZLIB_INTERNAL
315 #        define ZEXTERN extern __declspec(dllexport)
316 #      else
317 #        define ZEXTERN extern __declspec(dllimport)
318 #      endif
319 #    endif
320 #  endif  /* ZLIB_DLL */
321    /* If building or using zlib with the WINAPI/WINAPIV calling convention,
322     * define ZLIB_WINAPI.
323     * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
324     */
325 #  ifdef ZLIB_WINAPI
326 #    ifdef FAR
327 #      undef FAR
328 #    endif
329 #    include <windows.h>
330      /* No need for _export, use ZLIB.DEF instead. */
331      /* For complete Windows compatibility, use WINAPI, not __stdcall. */
332 #    define ZEXPORT WINAPI
333 #    ifdef WIN32
334 #      define ZEXPORTVA WINAPIV
335 #    else
336 #      define ZEXPORTVA FAR CDECL
337 #    endif
338 #  endif
339 #endif
340 
341 #if defined (__BEOS__)
342 #  ifdef ZLIB_DLL
343 #    ifdef ZLIB_INTERNAL
344 #      define ZEXPORT   __declspec(dllexport)
345 #      define ZEXPORTVA __declspec(dllexport)
346 #    else
347 #      define ZEXPORT   __declspec(dllimport)
348 #      define ZEXPORTVA __declspec(dllimport)
349 #    endif
350 #  endif
351 #endif
352 
353 #ifndef ZEXTERN
354 #  define ZEXTERN extern
355 #endif
356 #ifndef ZEXPORT
357 #  define ZEXPORT
358 #endif
359 #ifndef ZEXPORTVA
360 #  define ZEXPORTVA
361 #endif
362 
363 #ifndef FAR
364 #  define FAR
365 #endif
366 
367 #if !defined(__MACTYPES__)
368 typedef unsigned char  Byte;  /* 8 bits */
369 #endif
370 typedef unsigned int   uInt;  /* 16 bits or more */
371 typedef unsigned long  uLong; /* 32 bits or more */
372 
373 #ifdef SMALL_MEDIUM
374    /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
375 #  define Bytef Byte FAR
376 #else
377    typedef Byte  FAR Bytef;
378 #endif
379 typedef char  FAR charf;
380 typedef int   FAR intf;
381 typedef uInt  FAR uIntf;
382 typedef uLong FAR uLongf;
383 
384 #ifdef STDC
385    typedef void const *voidpc;
386    typedef void FAR   *voidpf;
387    typedef void       *voidp;
388 #else
389    typedef Byte const *voidpc;
390    typedef Byte FAR   *voidpf;
391    typedef Byte       *voidp;
392 #endif
393 
394 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
395 #  include <limits.h>
396 #  if (UINT_MAX == 0xffffffffUL)
397 #    define Z_U4 unsigned
398 #  elif (ULONG_MAX == 0xffffffffUL)
399 #    define Z_U4 unsigned long
400 #  elif (USHRT_MAX == 0xffffffffUL)
401 #    define Z_U4 unsigned short
402 #  endif
403 #endif
404 
405 #ifdef Z_U4
406    typedef Z_U4 z_crc_t;
407 #else
408    typedef unsigned long z_crc_t;
409 #endif
410 
411 #if 0    /* was set to #if 0 by ./configure */
412 #  define Z_HAVE_UNISTD_H
413 #endif
414 
415 #ifdef HAVE_STDARG_H    /* may be set to #if 1 by ./configure */
416 #  define Z_HAVE_STDARG_H
417 #endif
418 
419 #ifdef STDC
420 #  ifndef Z_SOLO
421 #    include <sys/types.h>      /* for off_t */
422 #  endif
423 #endif
424 
425 #if defined(STDC) || defined(Z_HAVE_STDARG_H)
426 #  ifndef Z_SOLO
427 #    include <stdarg.h>         /* for va_list */
428 #  endif
429 #endif
430 
431 #ifdef _WIN32
432 #  ifndef Z_SOLO
433 #    include <stddef.h>         /* for wchar_t */
434 #  endif
435 #endif
436 
437 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
438  * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
439  * though the former does not conform to the LFS document), but considering
440  * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
441  * equivalently requesting no 64-bit operations
442  */
443 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
444 #  undef _LARGEFILE64_SOURCE
445 #endif
446 
447 #if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H)
448 #  define Z_HAVE_UNISTD_H
449 #endif
450 #ifndef Z_SOLO
451 #  if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
452 #    include <unistd.h>         /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
453 #    ifdef VMS
454 #      include <unixio.h>       /* for off_t */
455 #    endif
456 #    ifndef z_off_t
457 #      define z_off_t off_t
458 #    endif
459 #  endif
460 #endif
461 
462 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
463 #  define Z_LFS64
464 #endif
465 
466 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
467 #  define Z_LARGE64
468 #endif
469 
470 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
471 #  define Z_WANT64
472 #endif
473 
474 #if !defined(SEEK_SET) && !defined(Z_SOLO)
475 #  define SEEK_SET        0       /* Seek from beginning of file.  */
476 #  define SEEK_CUR        1       /* Seek from current position.  */
477 #  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
478 #endif
479 
480 /*
481  * This is hard-configured for FreeBSD.
482  */
483 #define	z_off_t	off_t
484 #ifndef _FILE_OFFSET_BITS
485 #define _FILE_OFFSET_BITS 64
486 #endif
487 
488 #ifndef z_off_t
489 #  define z_off_t long
490 #endif
491 
492 #if !defined(_WIN32) && defined(Z_LARGE64)
493 #  define z_off64_t off64_t
494 #else
495 #  if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
496 #    define z_off64_t __int64
497 #  else
498 #    define z_off64_t z_off_t
499 #  endif
500 #endif
501 
502 /* MVS linker does not support external names larger than 8 bytes */
503 #if defined(__MVS__)
504   #pragma map(deflateInit_,"DEIN")
505   #pragma map(deflateInit2_,"DEIN2")
506   #pragma map(deflateEnd,"DEEND")
507   #pragma map(deflateBound,"DEBND")
508   #pragma map(inflateInit_,"ININ")
509   #pragma map(inflateInit2_,"ININ2")
510   #pragma map(inflateEnd,"INEND")
511   #pragma map(inflateSync,"INSY")
512   #pragma map(inflateSetDictionary,"INSEDI")
513   #pragma map(compressBound,"CMBND")
514   #pragma map(inflate_table,"INTABL")
515   #pragma map(inflate_fast,"INFA")
516   #pragma map(inflate_copyright,"INCOPY")
517 #endif
518 
519 #endif /* ZCONF_H */
520