source: rtems/cpukit/zlib/zconf.h @ 5204405

4.11
Last change on this file since 5204405 was 5204405, checked in by Ralf Corsepius <ralf.corsepius@…>, on Mar 18, 2011 at 10:11:16 AM

Import from zlib-1.2.4

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File size: 12.6 KB
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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 */
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