1/*
2 * Copyright (c) 2008 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/* zconf.h -- configuration of the zlib compression library
29 * Copyright (C) 1995-2005 Jean-loup Gailly.
30 * For conditions of distribution and use, see copyright notice in zlib.h
31 */
32
33/* @(#) $Id$ */
34
35#ifndef ZCONF_H
36#define ZCONF_H
37
38/*
39 * If you *really* need a unique prefix for all types and library functions,
40 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
41 */
42#ifdef Z_PREFIX
43# define deflateInit_ z_deflateInit_
44# define deflate z_deflate
45# define deflateEnd z_deflateEnd
46# define inflateInit_ z_inflateInit_
47# define inflate z_inflate
48# define inflateEnd z_inflateEnd
49# define deflateInit2_ z_deflateInit2_
50# define deflateSetDictionary z_deflateSetDictionary
51# define deflateCopy z_deflateCopy
52# define deflateReset z_deflateReset
53# define deflateParams z_deflateParams
54# define deflateBound z_deflateBound
55# define deflatePrime z_deflatePrime
56# define inflateInit2_ z_inflateInit2_
57# define inflateSetDictionary z_inflateSetDictionary
58# define inflateSync z_inflateSync
59# define inflateSyncPoint z_inflateSyncPoint
60# define inflateCopy z_inflateCopy
61# define inflateReset z_inflateReset
62# define inflateBack z_inflateBack
63# define inflateBackEnd z_inflateBackEnd
64# define compress z_compress
65# define compress2 z_compress2
66# define compressBound z_compressBound
67# define uncompress z_uncompress
68# define adler32 z_adler32
69# define crc32 z_crc32
70# define get_crc_table z_get_crc_table
71# define zError z_zError
72
73# define alloc_func z_alloc_func
74# define free_func z_free_func
75# define in_func z_in_func
76# define out_func z_out_func
77# define Byte z_Byte
78# define uInt z_uInt
79# define uLong z_uLong
80# define Bytef z_Bytef
81# define charf z_charf
82# define intf z_intf
83# define uIntf z_uIntf
84# define uLongf z_uLongf
85# define voidpf z_voidpf
86# define voidp z_voidp
87#endif
88
89#if defined(__MSDOS__) && !defined(MSDOS)
90# define MSDOS
91#endif
92#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
93# define OS2
94#endif
95#if defined(_WINDOWS) && !defined(WINDOWS)
96# define WINDOWS
97#endif
98#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
99# ifndef WIN32
100# define WIN32
101# endif
102#endif
103#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
104# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
105# ifndef SYS16BIT
106# define SYS16BIT
107# endif
108# endif
109#endif
110
111/*
112 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
113 * than 64k bytes at a time (needed on systems with 16-bit int).
114 */
115#ifdef SYS16BIT
116# define MAXSEG_64K
117#endif
118#ifdef MSDOS
119# define UNALIGNED_OK
120#endif
121
122#ifdef __STDC_VERSION__
123# ifndef STDC
124# define STDC
125# endif
126# if __STDC_VERSION__ >= 199901L
127# ifndef STDC99
128# define STDC99
129# endif
130# endif
131#endif
132#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
133# define STDC
134#endif
135#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
136# define STDC
137#endif
138#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
139# define STDC
140#endif
141#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
142# define STDC
143#endif
144
145#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
146# define STDC
147#endif
148
149#ifndef STDC
150# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
151# define const /* note: need a more gentle solution here */
152# endif
153#endif
154
155/* Some Mac compilers merge all .h files incorrectly: */
156#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
157# define NO_DUMMY_DECL
158#endif
159
160/* Maximum value for memLevel in deflateInit2 */
161#ifndef MAX_MEM_LEVEL
162# ifdef MAXSEG_64K
163# define MAX_MEM_LEVEL 8
164# else
165# define MAX_MEM_LEVEL 9
166# endif
167#endif
168
169/* Maximum value for windowBits in deflateInit2 and inflateInit2.
170 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
171 * created by gzip. (Files created by minigzip can still be extracted by
172 * gzip.)
173 */
174#ifndef MAX_WBITS
175# define MAX_WBITS 15 /* 32K LZ77 window */
176#endif
177
178/* The memory requirements for deflate are (in bytes):
179 (1 << (windowBits+2)) + (1 << (memLevel+9))
180 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
181 plus a few kilobytes for small objects. For example, if you want to reduce
182 the default memory requirements from 256K to 128K, compile with
183 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
184 Of course this will generally degrade compression (there's no free lunch).
185
186 The memory requirements for inflate are (in bytes) 1 << windowBits
187 that is, 32K for windowBits=15 (default value) plus a few kilobytes
188 for small objects.
189*/
190
191 /* Type declarations */
192
193#ifndef OF /* function prototypes */
194# ifdef STDC
195# define OF(args) args
196# else
197# define OF(args) ()
198# endif
199#endif
200
201/* The following definitions for FAR are needed only for MSDOS mixed
202 * model programming (small or medium model with some far allocations).
203 * This was tested only with MSC; for other MSDOS compilers you may have
204 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
205 * just define FAR to be empty.
206 */
207#ifdef SYS16BIT
208# if defined(M_I86SM) || defined(M_I86MM)
209 /* MSC small or medium model */
210# define SMALL_MEDIUM
211# ifdef _MSC_VER
212# define FAR _far
213# else
214# define FAR far
215# endif
216# endif
217# if (defined(__SMALL__) || defined(__MEDIUM__))
218 /* Turbo C small or medium model */
219# define SMALL_MEDIUM
220# ifdef __BORLANDC__
221# define FAR _far
222# else
223# define FAR far
224# endif
225# endif
226#endif
227
228#if defined(WINDOWS) || defined(WIN32)
229 /* If building or using zlib as a DLL, define ZLIB_DLL.
230 * This is not mandatory, but it offers a little performance increase.
231 */
232# ifdef ZLIB_DLL
233# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
234# ifdef ZLIB_INTERNAL
235# define ZEXTERN extern __declspec(dllexport)
236# else
237# define ZEXTERN extern __declspec(dllimport)
238# endif
239# endif
240# endif /* ZLIB_DLL */
241 /* If building or using zlib with the WINAPI/WINAPIV calling convention,
242 * define ZLIB_WINAPI.
243 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
244 */
245# ifdef ZLIB_WINAPI
246# ifdef FAR
247# undef FAR
248# endif
249# include <windows.h>
250 /* No need for _export, use ZLIB.DEF instead. */
251 /* For complete Windows compatibility, use WINAPI, not __stdcall. */
252# define ZEXPORT WINAPI
253# ifdef WIN32
254# define ZEXPORTVA WINAPIV
255# else
256# define ZEXPORTVA FAR CDECL
257# endif
258# endif
259#endif
260
261#if defined (__BEOS__)
262# ifdef ZLIB_DLL
263# ifdef ZLIB_INTERNAL
264# define ZEXPORT __declspec(dllexport)
265# define ZEXPORTVA __declspec(dllexport)
266# else
267# define ZEXPORT __declspec(dllimport)
268# define ZEXPORTVA __declspec(dllimport)
269# endif
270# endif
271#endif
272
273#ifndef ZEXTERN
274# define ZEXTERN extern
275#endif
276#ifndef ZEXPORT
277# define ZEXPORT
278#endif
279#ifndef ZEXPORTVA
280# define ZEXPORTVA
281#endif
282
283#ifndef FAR
284# define FAR
285#endif
286
287#if !defined(__MACTYPES__)
288typedef unsigned char Byte; /* 8 bits */
289#endif
290typedef unsigned int uInt; /* 16 bits or more */
291typedef unsigned long uLong; /* 32 bits or more */
292
293#ifdef SMALL_MEDIUM
294 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
295# define Bytef Byte FAR
296#else
297 typedef Byte FAR Bytef;
298#endif
299typedef char FAR charf;
300typedef int FAR intf;
301typedef uInt FAR uIntf;
302typedef uLong FAR uLongf;
303
304#ifdef STDC
305 typedef void const *voidpc;
306 typedef void FAR *voidpf;
307 typedef void *voidp;
308#else
309 typedef Byte const *voidpc;
310 typedef Byte FAR *voidpf;
311 typedef Byte *voidp;
312#endif
313
314#if 0 /* HAVE_UNISTD_H -- this line is updated by ./configure */
315# include <sys/types.h> /* for off_t */
316# include <unistd.h> /* for SEEK_* and off_t */
317# ifdef VMS
318# include <unixio.h> /* for off_t */
319# endif
320# define z_off_t off_t
321#endif
322#ifndef SEEK_SET
323# define SEEK_SET 0 /* Seek from beginning of file. */
324# define SEEK_CUR 1 /* Seek from current position. */
325# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
326#endif
327#ifndef z_off_t
328# define z_off_t long
329#endif
330
331#if defined(__OS400__)
332# define NO_vsnprintf
333#endif
334
335#if defined(__MVS__)
336# define NO_vsnprintf
337# ifdef FAR
338# undef FAR
339# endif
340#endif
341
342/* MVS linker does not support external names larger than 8 bytes */
343#if defined(__MVS__)
344# pragma map(deflateInit_,"DEIN")
345# pragma map(deflateInit2_,"DEIN2")
346# pragma map(deflateEnd,"DEEND")
347# pragma map(deflateBound,"DEBND")
348# pragma map(inflateInit_,"ININ")
349# pragma map(inflateInit2_,"ININ2")
350# pragma map(inflateEnd,"INEND")
351# pragma map(inflateSync,"INSY")
352# pragma map(inflateSetDictionary,"INSEDI")
353# pragma map(compressBound,"CMBND")
354# pragma map(inflate_table,"INTABL")
355# pragma map(inflate_fast,"INFA")
356# pragma map(inflate_copyright,"INCOPY")
357#endif
358
359#endif /* ZCONF_H */
360