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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
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
19/* all linked symbols */
20# define _dist_code z__dist_code
21# define _length_code z__length_code
22# define _tr_align z__tr_align
23# define _tr_flush_block z__tr_flush_block
24# define _tr_init z__tr_init
25# define _tr_stored_block z__tr_stored_block
26# define _tr_tally z__tr_tally
27# define adler32 z_adler32
28# define adler32_combine z_adler32_combine
29# define adler32_combine64 z_adler32_combine64
30# define compress z_compress
31# define compress2 z_compress2
32# define compressBound z_compressBound
33# define crc32 z_crc32
34# define crc32_combine z_crc32_combine
35# define crc32_combine64 z_crc32_combine64
36# define deflate z_deflate
37# define deflateBound z_deflateBound
38# define deflateCopy z_deflateCopy
39# define deflateEnd z_deflateEnd
40# define deflateInit2_ z_deflateInit2_
41# define deflateInit_ z_deflateInit_
42# define deflateParams z_deflateParams
43# define deflatePrime z_deflatePrime
44# define deflateReset z_deflateReset
45# define deflateSetDictionary z_deflateSetDictionary
46# define deflateSetHeader z_deflateSetHeader
47# define deflateTune z_deflateTune
48# define deflate_copyright z_deflate_copyright
49# define get_crc_table z_get_crc_table
50# define gz_error z_gz_error
51# define gz_intmax z_gz_intmax
52# define gz_strwinerror z_gz_strwinerror
53# define gzbuffer z_gzbuffer
54# define gzclearerr z_gzclearerr
55# define gzclose z_gzclose
56# define gzclose_r z_gzclose_r
57# define gzclose_w z_gzclose_w
58# define gzdirect z_gzdirect
59# define gzdopen z_gzdopen
60# define gzeof z_gzeof
61# define gzerror z_gzerror
62# define gzflush z_gzflush
63# define gzgetc z_gzgetc
64# define gzgets z_gzgets
65# define gzoffset z_gzoffset
66# define gzoffset64 z_gzoffset64
67# define gzopen z_gzopen
68# define gzopen64 z_gzopen64
69# define gzprintf z_gzprintf
70# define gzputc z_gzputc
71# define gzputs z_gzputs
72# define gzread z_gzread
73# define gzrewind z_gzrewind
74# define gzseek z_gzseek
75# define gzseek64 z_gzseek64
76# define gzsetparams z_gzsetparams
77# define gztell z_gztell
78# define gztell64 z_gztell64
79# define gzungetc z_gzungetc
80# define gzwrite z_gzwrite
81# define inflate z_inflate
82# define inflateBack z_inflateBack
83# define inflateBackEnd z_inflateBackEnd
84# define inflateBackInit_ z_inflateBackInit_
85# define inflateCopy z_inflateCopy
86# define inflateEnd z_inflateEnd
87# define inflateGetHeader z_inflateGetHeader
88# define inflateInit2_ z_inflateInit2_
89# define inflateInit_ z_inflateInit_
90# define inflateMark z_inflateMark
91# define inflatePrime z_inflatePrime
92# define inflateReset z_inflateReset
93# define inflateReset2 z_inflateReset2
94# define inflateSetDictionary z_inflateSetDictionary
95# define inflateSync z_inflateSync
96# define inflateSyncPoint z_inflateSyncPoint
97# define inflateUndermine z_inflateUndermine
98# define inflate_copyright z_inflate_copyright
99# define inflate_fast z_inflate_fast
100# define inflate_table z_inflate_table
101# define uncompress z_uncompress
102# define zError z_zError
103# define zcalloc z_zcalloc
104# define zcfree z_zcfree
105# define zlibCompileFlags z_zlibCompileFlags
106# define zlibVersion z_zlibVersion
107
108/* all zlib typedefs in zlib.h and zconf.h */
109# define Byte z_Byte
110# define Bytef z_Bytef
111# define alloc_func z_alloc_func
112# define charf z_charf
113# define free_func z_free_func
114# define gzFile z_gzFile
115# define gz_header z_gz_header
116# define gz_headerp z_gz_headerp
117# define in_func z_in_func
118# define intf z_intf
119# define out_func z_out_func
120# define uInt z_uInt
121# define uIntf z_uIntf
122# define uLong z_uLong
123# define uLongf z_uLongf
124# define voidp z_voidp
125# define voidpc z_voidpc
126# define voidpf z_voidpf
127
128/* all zlib structs in zlib.h and zconf.h */
129# define gz_header_s z_gz_header_s
130# define internal_state z_internal_state
131
132#endif
133
134#if defined(__MSDOS__) && !defined(MSDOS)
135# define MSDOS
136#endif
137#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
138# define OS2
139#endif
140#if defined(_WINDOWS) && !defined(WINDOWS)
141# define WINDOWS
142#endif
143#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
144# ifndef WIN32
145# define WIN32
146# endif
147#endif
148#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
149# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
150# ifndef SYS16BIT
151# define SYS16BIT
152# endif
153# endif
154#endif
155
156/*
157 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
158 * than 64k bytes at a time (needed on systems with 16-bit int).
159 */
160#ifdef SYS16BIT
161# define MAXSEG_64K
162#endif
163#ifdef MSDOS
164# define UNALIGNED_OK
165#endif
166
167#ifdef __STDC_VERSION__
168# ifndef STDC
169# define STDC
170# endif
171# if __STDC_VERSION__ >= 199901L
172# ifndef STDC99
173# define STDC99
174# endif
175# endif
176#endif
177#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
178# define STDC
179#endif
180#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
181# define STDC
182#endif
183#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
184# define STDC
185#endif
186#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
187# define STDC
188#endif
189
190#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
191# define STDC
192#endif
193
194#ifndef STDC
195# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
196# define const /* note: need a more gentle solution here */
197# endif
198#endif
199
200/* Some Mac compilers merge all .h files incorrectly: */
201#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
202# define NO_DUMMY_DECL
203#endif
204
205/* Maximum value for memLevel in deflateInit2 */
206#ifndef MAX_MEM_LEVEL
207# ifdef MAXSEG_64K
208# define MAX_MEM_LEVEL 8
209# else
210# define MAX_MEM_LEVEL 9
211# endif
212#endif
213
214/* Maximum value for windowBits in deflateInit2 and inflateInit2.
215 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
216 * created by gzip. (Files created by minigzip can still be extracted by
217 * gzip.)
218 */
219#ifndef MAX_WBITS
220# define MAX_WBITS 15 /* 32K LZ77 window */
221#endif
222
223/* The memory requirements for deflate are (in bytes):
224 (1 << (windowBits+2)) + (1 << (memLevel+9))
225 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
226 plus a few kilobytes for small objects. For example, if you want to reduce
227 the default memory requirements from 256K to 128K, compile with
228 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
229 Of course this will generally degrade compression (there's no free lunch).
230
231 The memory requirements for inflate are (in bytes) 1 << windowBits
232 that is, 32K for windowBits=15 (default value) plus a few kilobytes
233 for small objects.
234*/
235
236 /* Type declarations */
237
238#ifndef OF /* function prototypes */
239# ifdef STDC
240# define OF(args) args
241# else
242# define OF(args) ()
243# endif
244#endif
245
246/* The following definitions for FAR are needed only for MSDOS mixed
247 * model programming (small or medium model with some far allocations).
248 * This was tested only with MSC; for other MSDOS compilers you may have
249 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
250 * just define FAR to be empty.
251 */
252#ifdef SYS16BIT
253# if defined(M_I86SM) || defined(M_I86MM)
254 /* MSC small or medium model */
255# define SMALL_MEDIUM
256# ifdef _MSC_VER
257# define FAR _far
258# else
259# define FAR far
260# endif
261# endif
262# if (defined(__SMALL__) || defined(__MEDIUM__))
263 /* Turbo C small or medium model */
264# define SMALL_MEDIUM
265# ifdef __BORLANDC__
266# define FAR _far
267# else
268# define FAR far
269# endif
270# endif
271#endif
272
273#if defined(WINDOWS) || defined(WIN32)
274 /* If building or using zlib as a DLL, define ZLIB_DLL.
275 * This is not mandatory, but it offers a little performance increase.
276 */
277# ifdef ZLIB_DLL
278# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
279# ifdef ZLIB_INTERNAL
280# define ZEXTERN extern __declspec(dllexport)
281# else
282# define ZEXTERN extern __declspec(dllimport)
283# endif
284# endif
285# endif /* ZLIB_DLL */
286 /* If building or using zlib with the WINAPI/WINAPIV calling convention,
287 * define ZLIB_WINAPI.
288 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
289 */
290# ifdef ZLIB_WINAPI
291# ifdef FAR
292# undef FAR
293# endif
294# include <windows.h>
295 /* No need for _export, use ZLIB.DEF instead. */
296 /* For complete Windows compatibility, use WINAPI, not __stdcall. */
297# define ZEXPORT WINAPI
298# ifdef WIN32
299# define ZEXPORTVA WINAPIV
300# else
301# define ZEXPORTVA FAR CDECL
302# endif
303# endif
304#endif
305
306#if defined (__BEOS__)
307# ifdef ZLIB_DLL
308# ifdef ZLIB_INTERNAL
309# define ZEXPORT __declspec(dllexport)
310# define ZEXPORTVA __declspec(dllexport)
311# else
312# define ZEXPORT __declspec(dllimport)
313# define ZEXPORTVA __declspec(dllimport)
314# endif
315# endif
316#endif
317
318#ifdef HAVE_VISIBILITY_PRAGMA
319# define ZEXTERN __attribute__((visibility ("default"))) extern
320#endif
321
322#ifndef ZEXTERN
323# define ZEXTERN extern
324#endif
325#ifndef ZEXPORT
326# define ZEXPORT
327#endif
328#ifndef ZEXPORTVA
329# define ZEXPORTVA
330#endif
331
332#ifndef FAR
333# define FAR
334#endif
335
336#if !defined(__MACTYPES__)
337typedef unsigned char Byte; /* 8 bits */
338#endif
339typedef unsigned int uInt; /* 16 bits or more */
340typedef unsigned long uLong; /* 32 bits or more */
341
342#ifdef SMALL_MEDIUM
343 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
344# define Bytef Byte FAR
345#else
346 typedef Byte FAR Bytef;
347#endif
348typedef char FAR charf;
349typedef int FAR intf;
350typedef uInt FAR uIntf;
351typedef uLong FAR uLongf;
352
353#ifdef STDC
354 typedef void const *voidpc;
355 typedef void FAR *voidpf;
356 typedef void *voidp;
357#else
358 typedef Byte const *voidpc;
359 typedef Byte FAR *voidpf;
360 typedef Byte *voidp;
361#endif
362
363#ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
364# define Z_HAVE_UNISTD_H
365#endif
366
367#ifdef Z_HAVE_UNISTD_H
368# include <sys/types.h> /* for off_t */
369# include <unistd.h> /* for SEEK_* and off_t */
370# ifdef VMS
371# include <unixio.h> /* for off_t */
372# endif
373# ifndef z_off_t
374# define z_off_t off_t
375# endif
376#endif
377
378#ifdef _LARGEFILE64_SOURCE
379# include <sys/types.h>
380#endif
381
382#ifndef SEEK_SET
383# define SEEK_SET 0 /* Seek from beginning of file. */
384# define SEEK_CUR 1 /* Seek from current position. */
385# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
386#endif
387#ifndef z_off_t
388# define z_off_t long
389#endif
390
391#if defined(__OS400__)
392# define NO_vsnprintf
393#endif
394
395#if defined(__MVS__)
396# define NO_vsnprintf
397#endif
398
399/* MVS linker does not support external names larger than 8 bytes */
400#if defined(__MVS__)
401 #pragma map(deflateInit_,"DEIN")
402 #pragma map(deflateInit2_,"DEIN2")
403 #pragma map(deflateEnd,"DEEND")
404 #pragma map(deflateBound,"DEBND")
405 #pragma map(inflateInit_,"ININ")
406 #pragma map(inflateInit2_,"ININ2")
407 #pragma map(inflateEnd,"INEND")
408 #pragma map(inflateSync,"INSY")
409 #pragma map(inflateSetDictionary,"INSEDI")
410 #pragma map(compressBound,"CMBND")
411 #pragma map(inflate_table,"INTABL")
412 #pragma map(inflate_fast,"INFA")
413 #pragma map(inflate_copyright,"INCOPY")
414#endif
415
416#endif /* ZCONF_H */