1 /* zconf.h -- configuration of the zlib compression library
2 * Copyright (C) 1995-2003 Jean-loup Gailly.
3 * For conditions of distribution and use, see copyright notice in zlib.h
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.
16 # define deflateInit_ z_deflateInit_
17 # define deflate z_deflate
18 # define deflateEnd z_deflateEnd
19 # define inflateInit_ z_inflateInit_
20 # define inflate z_inflate
21 # define inflateEnd z_inflateEnd
22 # define deflateInit2_ z_deflateInit2_
23 # define deflateSetDictionary z_deflateSetDictionary
24 # define deflateCopy z_deflateCopy
25 # define deflateReset z_deflateReset
26 # define deflateParams z_deflateParams
27 # define deflateBound z_deflateBound
28 # define inflateInit2_ z_inflateInit2_
29 # define inflateSetDictionary z_inflateSetDictionary
30 # define inflateSync z_inflateSync
31 # define inflateSyncPoint z_inflateSyncPoint
32 # define inflateCopy z_inflateCopy
33 # define inflateReset z_inflateReset
34 # define compress z_compress
35 # define compress2 z_compress2
36 # define compressBound z_compressBound
37 # define uncompress z_uncompress
38 # define adler32 z_adler32
39 # define crc32 z_crc32
40 # define get_crc_table z_get_crc_table
44 # define uLong z_uLong
45 # define Bytef z_Bytef
46 # define charf z_charf
48 # define uIntf z_uIntf
49 # define uLongf z_uLongf
50 # define voidpf z_voidpf
51 # define voidp z_voidp
54 #if defined(__MSDOS__) && !defined(MSDOS)
57 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
60 #if defined(_WINDOWS) && !defined(WINDOWS)
63 #if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32)
66 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
67 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
75 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
76 * than 64k bytes at a time (needed on systems with 16-bit int).
85 #ifdef __STDC_VERSION__
89 # if __STDC_VERSION__ >= 199901L
95 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
98 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
101 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
104 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
109 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
110 # define const /* note: need a more gentle solution here */
114 /* Some Mac compilers merge all .h files incorrectly: */
115 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
116 # define NO_DUMMY_DECL
119 /* Maximum value for memLevel in deflateInit2 */
120 #ifndef MAX_MEM_LEVEL
122 # define MAX_MEM_LEVEL 8
124 # define MAX_MEM_LEVEL 9
128 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
129 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
130 * created by gzip. (Files created by minigzip can still be extracted by
134 # define MAX_WBITS 15 /* 32K LZ77 window */
137 /* The memory requirements for deflate are (in bytes):
138 (1 << (windowBits+2)) + (1 << (memLevel+9))
139 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
140 plus a few kilobytes for small objects. For example, if you want to reduce
141 the default memory requirements from 256K to 128K, compile with
142 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
143 Of course this will generally degrade compression (there's no free lunch).
145 The memory requirements for inflate are (in bytes) 1 << windowBits
146 that is, 32K for windowBits=15 (default value) plus a few kilobytes
150 /* Type declarations */
152 #ifndef OF /* function prototypes */
154 # define OF(args) args
160 /* The following definitions for FAR are needed only for MSDOS mixed
161 * model programming (small or medium model with some far allocations).
162 * This was tested only with MSC; for other MSDOS compilers you may have
163 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
164 * just define FAR to be empty.
167 # if defined(M_I86SM) || defined(M_I86MM)
168 /* MSC small or medium model */
169 # define SMALL_MEDIUM
176 # if (defined(__SMALL__) || defined(__MEDIUM__))
177 /* Turbo C small or medium model */
178 # define SMALL_MEDIUM
187 #if defined(WINDOWS) || defined(WIN32)
188 /* If building or using zlib as a DLL, define ZLIB_DLL.
189 * This is not mandatory, but it offers a little performance increase.
192 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
193 # ifdef ZLIB_INTERNAL
194 # define ZEXTERN extern __declspec(dllexport)
196 # define ZEXTERN extern __declspec(dllimport)
199 # endif /* ZLIB_DLL */
200 /* If building or using zlib with the WINAPI/WINAPIV calling convention,
201 * define ZLIB_WINAPI.
202 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
208 # include <windows.h>
209 /* No need for _export, use ZLIB.DEF instead. */
210 /* For complete Windows compatibility, use WINAPI, not __stdcall. */
211 # define ZEXPORT WINAPI
213 # define ZEXPORTVA WINAPIV
215 # define ZEXPORTVA FAR CDECL
220 #if defined (__BEOS__)
222 # ifdef ZLIB_INTERNAL
223 # define ZEXPORT __declspec(dllexport)
224 # define ZEXPORTVA __declspec(dllexport)
226 # define ZEXPORT __declspec(dllimport)
227 # define ZEXPORTVA __declspec(dllimport)
233 # define ZEXTERN extern
246 #if !defined(__MACTYPES__)
247 typedef unsigned char Byte; /* 8 bits */
249 typedef unsigned int uInt; /* 16 bits or more */
250 typedef unsigned long uLong; /* 32 bits or more */
253 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
254 # define Bytef Byte FAR
256 typedef Byte FAR Bytef;
258 typedef char FAR charf;
259 typedef int FAR intf;
260 typedef uInt FAR uIntf;
261 typedef uLong FAR uLongf;
264 typedef void const *voidpc;
265 typedef void FAR *voidpf;
268 typedef Byte const *voidpc;
269 typedef Byte FAR *voidpf;
273 #if 0 /* HAVE_UNISTD_H -- this line is updated by ./configure */
274 # include <sys/types.h> /* for off_t */
275 # include <unistd.h> /* for SEEK_* and off_t */
277 # include <unixio.h> /* for off_t */
279 # define z_off_t off_t
282 # define SEEK_SET 0 /* Seek from beginning of file. */
283 # define SEEK_CUR 1 /* Seek from current position. */
284 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
287 # define z_off_t long
290 /* MVS linker does not support external names larger than 8 bytes */
292 # pragma map(deflateInit_,"DEIN")
293 # pragma map(deflateInit2_,"DEIN2")
294 # pragma map(deflateEnd,"DEEND")
295 # pragma map(deflateBound,"DEBND")
296 # pragma map(inflateInit_,"ININ")
297 # pragma map(inflateInit2_,"ININ2")
298 # pragma map(inflateEnd,"INEND")
299 # pragma map(inflateSync,"INSY")
300 # pragma map(inflateSetDictionary,"INSEDI")
301 # pragma map(compressBound,"CMBND")
302 # pragma map(inflate_table,"INTABL")
303 # pragma map(inflate_fast,"INFA")
304 # pragma map(inflate_copyright,"INCOPY")