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1/* zconf.h -- configuration of the zlib compression library
2 * Copyright (C) 1995-2010 Jean-loup Gailly.
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#cmakedefine Z_PREFIX
11#cmakedefine Z_HAVE_UNISTD_H
12
13/*
14 * If you *really* need a unique prefix for all types and library functions,
15 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
16 * Even better than compiling with -DZ_PREFIX would be to use configure to set
17 * this permanently in zconf.h using "./configure --zprefix".
18 */
19#ifdef Z_PREFIX /* may be set to #if 1 by ./configure */
20
21/* all linked symbols */
22# define _dist_code z__dist_code
23# define _length_code z__length_code
24# define _tr_align z__tr_align
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 compress z_compress
33# define compress2 z_compress2
34# define compressBound z_compressBound
35# define crc32 z_crc32
36# define crc32_combine z_crc32_combine
37# define crc32_combine64 z_crc32_combine64
38# define deflate z_deflate
39# define deflateBound z_deflateBound
40# define deflateCopy z_deflateCopy
41# define deflateEnd z_deflateEnd
42# define deflateInit2_ z_deflateInit2_
43# define deflateInit_ z_deflateInit_
44# define deflateParams z_deflateParams
45# define deflatePrime z_deflatePrime
46# define deflateReset z_deflateReset
47# define deflateSetDictionary z_deflateSetDictionary
48# define deflateSetHeader z_deflateSetHeader
49# define deflateTune z_deflateTune
50# define deflate_copyright z_deflate_copyright
51# define get_crc_table z_get_crc_table
52# define gz_error z_gz_error
53# define gz_intmax z_gz_intmax
54# define gz_strwinerror z_gz_strwinerror
55# define gzbuffer z_gzbuffer
56# define gzclearerr z_gzclearerr
57# define gzclose z_gzclose
58# define gzclose_r z_gzclose_r
59# define gzclose_w z_gzclose_w
60# define gzdirect z_gzdirect
61# define gzdopen z_gzdopen
62# define gzeof z_gzeof
63# define gzerror z_gzerror
64# define gzflush z_gzflush
65# define gzgetc z_gzgetc
66# define gzgets z_gzgets
67# define gzoffset z_gzoffset
68# define gzoffset64 z_gzoffset64
69# define gzopen z_gzopen
70# define gzopen64 z_gzopen64
71# define gzprintf z_gzprintf
72# define gzputc z_gzputc
73# define gzputs z_gzputs
74# define gzread z_gzread
75# define gzrewind z_gzrewind
76# define gzseek z_gzseek
77# define gzseek64 z_gzseek64
78# define gzsetparams z_gzsetparams
79# define gztell z_gztell
80# define gztell64 z_gztell64
81# define gzungetc z_gzungetc
82# define gzwrite z_gzwrite
83# define inflate z_inflate
84# define inflateBack z_inflateBack
85# define inflateBackEnd z_inflateBackEnd
86# define inflateBackInit_ z_inflateBackInit_
87# define inflateCopy z_inflateCopy
88# define inflateEnd z_inflateEnd
89# define inflateGetHeader z_inflateGetHeader
90# define inflateInit2_ z_inflateInit2_
91# define inflateInit_ z_inflateInit_
92# define inflateMark z_inflateMark
93# define inflatePrime z_inflatePrime
94# define inflateReset z_inflateReset
95# define inflateReset2 z_inflateReset2
96# define inflateSetDictionary z_inflateSetDictionary
97# define inflateSync z_inflateSync
98# define inflateSyncPoint z_inflateSyncPoint
99# define inflateUndermine z_inflateUndermine
100# define inflate_copyright z_inflate_copyright
101# define inflate_fast z_inflate_fast
102# define inflate_table z_inflate_table
103# define uncompress z_uncompress
104# define zError z_zError
105# define zcalloc z_zcalloc
106# define zcfree z_zcfree
107# define zlibCompileFlags z_zlibCompileFlags
108# define zlibVersion z_zlibVersion
109
110/* all zlib typedefs in zlib.h and zconf.h */
111# define Byte z_Byte
112# define Bytef z_Bytef
113# define alloc_func z_alloc_func
114# define charf z_charf
115# define free_func z_free_func
116# define gzFile z_gzFile
117# define gz_header z_gz_header
118# define gz_headerp z_gz_headerp
119# define in_func z_in_func
120# define intf z_intf
121# define out_func z_out_func
122# define uInt z_uInt
123# define uIntf z_uIntf
124# define uLong z_uLong
125# define uLongf z_uLongf
126# define voidp z_voidp
127# define voidpc z_voidpc
128# define voidpf z_voidpf
129
130/* all zlib structs in zlib.h and zconf.h */
131# define gz_header_s z_gz_header_s
132# define internal_state z_internal_state
133
134#endif
135
136#if defined(__MSDOS__) && !defined(MSDOS)
137# define MSDOS
138#endif
139#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
140# define OS2
141#endif
142#if defined(_WINDOWS) && !defined(WINDOWS)
143# define WINDOWS
144#endif
145#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
146# ifndef WIN32
147# define WIN32
148# endif
149#endif
150#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
151# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
152# ifndef SYS16BIT
153# define SYS16BIT
154# endif
155# endif
156#endif
157
158/*
159 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
160 * than 64k bytes at a time (needed on systems with 16-bit int).
161 */
162#ifdef SYS16BIT
163# define MAXSEG_64K
164#endif
165#ifdef MSDOS
166# define UNALIGNED_OK
167#endif
168
169#ifdef __STDC_VERSION__
170# ifndef STDC
171# define STDC
172# endif
173# if __STDC_VERSION__ >= 199901L
174# ifndef STDC99
175# define STDC99
176# endif
177# endif
178#endif
179#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
180# define STDC
181#endif
182#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
183# define STDC
184#endif
185#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
186# define STDC
187#endif
188#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
189# define STDC
190#endif
191
192#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
193# define STDC
194#endif
195
196#ifndef STDC
197# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
198# define const /* note: need a more gentle solution here */
199# endif
200#endif
201
202/* Some Mac compilers merge all .h files incorrectly: */
203#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
204# define NO_DUMMY_DECL
205#endif
206
207/* Maximum value for memLevel in deflateInit2 */
208#ifndef MAX_MEM_LEVEL
209# ifdef MAXSEG_64K
210# define MAX_MEM_LEVEL 8
211# else
212# define MAX_MEM_LEVEL 9
213# endif
214#endif
215
216/* Maximum value for windowBits in deflateInit2 and inflateInit2.
217 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
218 * created by gzip. (Files created by minigzip can still be extracted by
219 * gzip.)
220 */
221#ifndef MAX_WBITS
222# define MAX_WBITS 15 /* 32K LZ77 window */
223#endif
224
225/* The memory requirements for deflate are (in bytes):
226 (1 << (windowBits+2)) + (1 << (memLevel+9))
227 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
228 plus a few kilobytes for small objects. For example, if you want to reduce
229 the default memory requirements from 256K to 128K, compile with
230 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
231 Of course this will generally degrade compression (there's no free lunch).
232
233 The memory requirements for inflate are (in bytes) 1 << windowBits
234 that is, 32K for windowBits=15 (default value) plus a few kilobytes
235 for small objects.
236*/
237
238 /* Type declarations */
239
240#ifndef OF /* function prototypes */
241# ifdef STDC
242# define OF(args) args
243# else
244# define OF(args) ()
245# endif
246#endif
247
248/* The following definitions for FAR are needed only for MSDOS mixed
249 * model programming (small or medium model with some far allocations).
250 * This was tested only with MSC; for other MSDOS compilers you may have
251 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
252 * just define FAR to be empty.
253 */
254#ifdef SYS16BIT
255# if defined(M_I86SM) || defined(M_I86MM)
256 /* MSC small or medium model */
257# define SMALL_MEDIUM
258# ifdef _MSC_VER
259# define FAR _far
260# else
261# define FAR far
262# endif
263# endif
264# if (defined(__SMALL__) || defined(__MEDIUM__))
265 /* Turbo C small or medium model */
266# define SMALL_MEDIUM
267# ifdef __BORLANDC__
268# define FAR _far
269# else
270# define FAR far
271# endif
272# endif
273#endif
274
275#if defined(WINDOWS) || defined(WIN32)
276 /* If building or using zlib as a DLL, define ZLIB_DLL.
277 * This is not mandatory, but it offers a little performance increase.
278 */
279# ifdef ZLIB_DLL
280# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
281# ifdef ZLIB_INTERNAL
282# define ZEXTERN extern __declspec(dllexport)
283# else
284# define ZEXTERN extern __declspec(dllimport)
285# endif
286# endif
287# endif /* ZLIB_DLL */
288 /* If building or using zlib with the WINAPI/WINAPIV calling convention,
289 * define ZLIB_WINAPI.
290 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
291 */
292# ifdef ZLIB_WINAPI
293# ifdef FAR
294# undef FAR
295# endif
296# include <windows.h>
297 /* No need for _export, use ZLIB.DEF instead. */
298 /* For complete Windows compatibility, use WINAPI, not __stdcall. */
299# define ZEXPORT WINAPI
300# ifdef WIN32
301# define ZEXPORTVA WINAPIV
302# else
303# define ZEXPORTVA FAR CDECL
304# endif
305# endif
306#endif
307
308#if defined (__BEOS__)
309# ifdef ZLIB_DLL
310# ifdef ZLIB_INTERNAL
311# define ZEXPORT __declspec(dllexport)
312# define ZEXPORTVA __declspec(dllexport)
313# else
314# define ZEXPORT __declspec(dllimport)
315# define ZEXPORTVA __declspec(dllimport)
316# endif
317# endif
318#endif
319
320#ifdef HAVE_VISIBILITY_PRAGMA
321# define ZEXTERN __attribute__((visibility ("default"))) extern
322#endif
323
324#ifndef ZEXTERN
325# define ZEXTERN extern
326#endif
327#ifndef ZEXPORT
328# define ZEXPORT
329#endif
330#ifndef ZEXPORTVA
331# define ZEXPORTVA
332#endif
333
334#ifndef FAR
335# define FAR
336#endif
337
338#if !defined(__MACTYPES__)
339typedef unsigned char Byte; /* 8 bits */
340#endif
341typedef unsigned int uInt; /* 16 bits or more */
342typedef unsigned long uLong; /* 32 bits or more */
343
344#ifdef SMALL_MEDIUM
345 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
346# define Bytef Byte FAR
347#else
348 typedef Byte FAR Bytef;
349#endif
350typedef char FAR charf;
351typedef int FAR intf;
352typedef uInt FAR uIntf;
353typedef uLong FAR uLongf;
354
355#ifdef STDC
356 typedef void const *voidpc;
357 typedef void FAR *voidpf;
358 typedef void *voidp;
359#else
360 typedef Byte const *voidpc;
361 typedef Byte FAR *voidpf;
362 typedef Byte *voidp;
363#endif
364
365#ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
366# define Z_HAVE_UNISTD_H
367#endif
368
369#ifdef Z_HAVE_UNISTD_H
370# include <sys/types.h> /* for off_t */
371# include <unistd.h> /* for SEEK_* and off_t */
372# ifdef VMS
373# include <unixio.h> /* for off_t */
374# endif
375# ifndef z_off_t
376# define z_off_t off_t
377# endif
378#endif
379
380#ifdef _LARGEFILE64_SOURCE
381# include <sys/types.h>
382#endif
383
384#ifndef SEEK_SET
385# define SEEK_SET 0 /* Seek from beginning of file. */
386# define SEEK_CUR 1 /* Seek from current position. */
387# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
388#endif
389#ifndef z_off_t
390# define z_off_t long
391#endif
392
393#if defined(__OS400__)
394# define NO_vsnprintf
395#endif
396
397#if defined(__MVS__)
398# define NO_vsnprintf
399#endif
400
401/* MVS linker does not support external names larger than 8 bytes */
402#if defined(__MVS__)
403 #pragma map(deflateInit_,"DEIN")
404 #pragma map(deflateInit2_,"DEIN2")
405 #pragma map(deflateEnd,"DEEND")
406 #pragma map(deflateBound,"DEBND")
407 #pragma map(inflateInit_,"ININ")
408 #pragma map(inflateInit2_,"ININ2")
409 #pragma map(inflateEnd,"INEND")
410 #pragma map(inflateSync,"INSY")
411 #pragma map(inflateSetDictionary,"INSEDI")
412 #pragma map(compressBound,"CMBND")
413 #pragma map(inflate_table,"INTABL")
414 #pragma map(inflate_fast,"INFA")
415 #pragma map(inflate_copyright,"INCOPY")
416#endif
417
418#endif /* ZCONF_H */