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
11 /* The following four defines are enabled by sudo's configure script. */
15 #undef _FILE_OFFSET_BITS
20 * If you *really* need a unique prefix for all types and library functions,
21 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
22 * Even better than compiling with -DZ_PREFIX would be to use configure to set
23 * this permanently in zconf.h using "./configure --zprefix".
25 #ifdef Z_PREFIX /* may be set to #if 1 by ./configure */
27 /* all linked symbols */
28 # define _dist_code z__dist_code
29 # define _length_code z__length_code
30 # define _tr_align z__tr_align
31 # define _tr_flush_block z__tr_flush_block
32 # define _tr_init z__tr_init
33 # define _tr_stored_block z__tr_stored_block
34 # define _tr_tally z__tr_tally
35 # define adler32 z_adler32
36 # define adler32_combine z_adler32_combine
37 # define adler32_combine64 z_adler32_combine64
38 # define compress z_compress
39 # define compress2 z_compress2
40 # define compressBound z_compressBound
41 # define crc32 z_crc32
42 # define crc32_combine z_crc32_combine
43 # define crc32_combine64 z_crc32_combine64
44 # define deflate z_deflate
45 # define deflateBound z_deflateBound
46 # define deflateCopy z_deflateCopy
47 # define deflateEnd z_deflateEnd
48 # define deflateInit2_ z_deflateInit2_
49 # define deflateInit_ z_deflateInit_
50 # define deflateParams z_deflateParams
51 # define deflatePrime z_deflatePrime
52 # define deflateReset z_deflateReset
53 # define deflateSetDictionary z_deflateSetDictionary
54 # define deflateSetHeader z_deflateSetHeader
55 # define deflateTune z_deflateTune
56 # define deflate_copyright z_deflate_copyright
57 # define get_crc_table z_get_crc_table
58 # define gz_error z_gz_error
59 # define gz_intmax z_gz_intmax
60 # define gz_strwinerror z_gz_strwinerror
61 # define gzbuffer z_gzbuffer
62 # define gzclearerr z_gzclearerr
63 # define gzclose z_gzclose
64 # define gzclose_r z_gzclose_r
65 # define gzclose_w z_gzclose_w
66 # define gzdirect z_gzdirect
67 # define gzdopen z_gzdopen
68 # define gzeof z_gzeof
69 # define gzerror z_gzerror
70 # define gzflush z_gzflush
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 # define gzprintf z_gzprintf
78 # define gzputc z_gzputc
79 # define gzputs z_gzputs
80 # define gzread z_gzread
81 # define gzrewind z_gzrewind
82 # define gzseek z_gzseek
83 # define gzseek64 z_gzseek64
84 # define gzsetparams z_gzsetparams
85 # define gztell z_gztell
86 # define gztell64 z_gztell64
87 # define gzungetc z_gzungetc
88 # define gzwrite z_gzwrite
89 # define inflate z_inflate
90 # define inflateBack z_inflateBack
91 # define inflateBackEnd z_inflateBackEnd
92 # define inflateBackInit_ z_inflateBackInit_
93 # define inflateCopy z_inflateCopy
94 # define inflateEnd z_inflateEnd
95 # define inflateGetHeader z_inflateGetHeader
96 # define inflateInit2_ z_inflateInit2_
97 # define inflateInit_ z_inflateInit_
98 # define inflateMark z_inflateMark
99 # define inflatePrime z_inflatePrime
100 # define inflateReset z_inflateReset
101 # define inflateReset2 z_inflateReset2
102 # define inflateSetDictionary z_inflateSetDictionary
103 # define inflateSync z_inflateSync
104 # define inflateSyncPoint z_inflateSyncPoint
105 # define inflateUndermine z_inflateUndermine
106 # define inflate_copyright z_inflate_copyright
107 # define inflate_fast z_inflate_fast
108 # define inflate_table z_inflate_table
109 # define uncompress z_uncompress
110 # define zError z_zError
111 # define zcalloc z_zcalloc
112 # define zcfree z_zcfree
113 # define zlibCompileFlags z_zlibCompileFlags
114 # define zlibVersion z_zlibVersion
116 /* all zlib typedefs in zlib.h and zconf.h */
118 # define Bytef z_Bytef
119 # define alloc_func z_alloc_func
120 # define charf z_charf
121 # define free_func z_free_func
122 # define gzFile z_gzFile
123 # define gz_header z_gz_header
124 # define gz_headerp z_gz_headerp
125 # define in_func z_in_func
127 # define out_func z_out_func
129 # define uIntf z_uIntf
130 # define uLong z_uLong
131 # define uLongf z_uLongf
132 # define voidp z_voidp
133 # define voidpc z_voidpc
134 # define voidpf z_voidpf
136 /* all zlib structs in zlib.h and zconf.h */
137 # define gz_header_s z_gz_header_s
138 # define internal_state z_internal_state
142 #if defined(__MSDOS__) && !defined(MSDOS)
145 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
148 #if defined(_WINDOWS) && !defined(WINDOWS)
151 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
156 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
157 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
165 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
166 * than 64k bytes at a time (needed on systems with 16-bit int).
172 # define UNALIGNED_OK
175 #ifdef __STDC_VERSION__
179 # if __STDC_VERSION__ >= 199901L
185 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
188 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
191 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
194 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
198 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
203 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
204 # define const /* note: need a more gentle solution here */
208 /* Some Mac compilers merge all .h files incorrectly: */
209 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
210 # define NO_DUMMY_DECL
213 /* Maximum value for memLevel in deflateInit2 */
214 #ifndef MAX_MEM_LEVEL
216 # define MAX_MEM_LEVEL 8
218 # define MAX_MEM_LEVEL 9
222 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
223 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
224 * created by gzip. (Files created by minigzip can still be extracted by
228 # define MAX_WBITS 15 /* 32K LZ77 window */
231 /* The memory requirements for deflate are (in bytes):
232 (1 << (windowBits+2)) + (1 << (memLevel+9))
233 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
234 plus a few kilobytes for small objects. For example, if you want to reduce
235 the default memory requirements from 256K to 128K, compile with
236 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
237 Of course this will generally degrade compression (there's no free lunch).
239 The memory requirements for inflate are (in bytes) 1 << windowBits
240 that is, 32K for windowBits=15 (default value) plus a few kilobytes
244 /* Type declarations */
246 #ifndef OF /* function prototypes */
248 # define OF(args) args
254 /* The following definitions for FAR are needed only for MSDOS mixed
255 * model programming (small or medium model with some far allocations).
256 * This was tested only with MSC; for other MSDOS compilers you may have
257 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
258 * just define FAR to be empty.
261 # if defined(M_I86SM) || defined(M_I86MM)
262 /* MSC small or medium model */
263 # define SMALL_MEDIUM
270 # if (defined(__SMALL__) || defined(__MEDIUM__))
271 /* Turbo C small or medium model */
272 # define SMALL_MEDIUM
281 #if defined(WINDOWS) || defined(WIN32)
282 /* If building or using zlib as a DLL, define ZLIB_DLL.
283 * This is not mandatory, but it offers a little performance increase.
286 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
287 # ifdef ZLIB_INTERNAL
288 # define ZEXTERN extern __declspec(dllexport)
290 # define ZEXTERN extern __declspec(dllimport)
293 # endif /* ZLIB_DLL */
294 /* If building or using zlib with the WINAPI/WINAPIV calling convention,
295 * define ZLIB_WINAPI.
296 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
302 # include <windows.h>
303 /* No need for _export, use ZLIB.DEF instead. */
304 /* For complete Windows compatibility, use WINAPI, not __stdcall. */
305 # define ZEXPORT WINAPI
307 # define ZEXPORTVA WINAPIV
309 # define ZEXPORTVA FAR CDECL
314 #if defined (__BEOS__)
316 # ifdef ZLIB_INTERNAL
317 # define ZEXPORT __declspec(dllexport)
318 # define ZEXPORTVA __declspec(dllexport)
320 # define ZEXPORT __declspec(dllimport)
321 # define ZEXPORTVA __declspec(dllimport)
327 # define ZEXTERN extern
340 #if !defined(__MACTYPES__)
341 typedef unsigned char Byte; /* 8 bits */
343 typedef unsigned int uInt; /* 16 bits or more */
344 typedef unsigned long uLong; /* 32 bits or more */
347 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
348 # define Bytef Byte FAR
350 typedef Byte FAR Bytef;
352 typedef char FAR charf;
353 typedef int FAR intf;
354 typedef uInt FAR uIntf;
355 typedef uLong FAR uLongf;
358 typedef void const *voidpc;
359 typedef void FAR *voidpf;
362 typedef Byte const *voidpc;
363 typedef Byte FAR *voidpf;
367 #ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
368 # define Z_HAVE_UNISTD_H
372 # include <sys/types.h> /* for off_t */
375 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
376 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
377 * though the former does not conform to the LFS document), but considering
378 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
379 * equivalently requesting no 64-bit operations
381 #if -_LARGEFILE64_SOURCE - -1 == 1
382 # undef _LARGEFILE64_SOURCE
385 #if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
386 # include <unistd.h> /* for SEEK_* and off_t */
388 # include <unixio.h> /* for off_t */
391 # define z_off_t off_t
396 # define SEEK_SET 0 /* Seek from beginning of file. */
397 # define SEEK_CUR 1 /* Seek from current position. */
398 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
402 # define z_off_t long
405 #if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0
406 # define z_off64_t off64_t
408 # define z_off64_t z_off_t
411 #if defined(__OS400__)
412 # define NO_vsnprintf
416 # define NO_vsnprintf
419 /* MVS linker does not support external names larger than 8 bytes */
421 #pragma map(deflateInit_,"DEIN")
422 #pragma map(deflateInit2_,"DEIN2")
423 #pragma map(deflateEnd,"DEEND")
424 #pragma map(deflateBound,"DEBND")
425 #pragma map(inflateInit_,"ININ")
426 #pragma map(inflateInit2_,"ININ2")
427 #pragma map(inflateEnd,"INEND")
428 #pragma map(inflateSync,"INSY")
429 #pragma map(inflateSetDictionary,"INSEDI")
430 #pragma map(compressBound,"CMBND")
431 #pragma map(inflate_table,"INTABL")
432 #pragma map(inflate_fast,"INFA")
433 #pragma map(inflate_copyright,"INCOPY")