summaryrefslogtreecommitdiffstats
path: root/zlib/zconf.h
blob: 6d450fc793dd867c5d4bf3966f316775bff32469 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
/* zconf.h -- configuration of the zlib compression library
 * Copyright (C) 1995-1998 Jean-loup Gailly.
 * For conditions of distribution and use, see copyright notice in zlib.h 
 */

/* @(#) $Id$ */

#ifndef _ZCONF_H
#define _ZCONF_H

/*
 * If you *really* need a unique prefix for all types and library functions,
 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
 */
#ifdef Z_PREFIX
#  define deflateInit_	z_deflateInit_
#  define deflate	z_deflate
#  define deflateEnd	z_deflateEnd
#  define inflateInit_ 	z_inflateInit_
#  define inflate	z_inflate
#  define inflateEnd	z_inflateEnd
#  define deflateInit2_	z_deflateInit2_
#  define deflateSetDictionary z_deflateSetDictionary
#  define deflateCopy	z_deflateCopy
#  define deflateReset	z_deflateReset
#  define deflateParams	z_deflateParams
#  define inflateInit2_	z_inflateInit2_
#  define inflateSetDictionary z_inflateSetDictionary
#  define inflateSync	z_inflateSync
#  define inflateSyncPoint z_inflateSyncPoint
#  define inflateReset	z_inflateReset
#  define compress	z_compress
#  define compress2	z_compress2
#  define uncompress	z_uncompress
#  define adler32	z_adler32
#  define crc32		z_crc32
#  define get_crc_table z_get_crc_table

#  define Byte		z_Byte
#  define uInt		z_uInt
#  define uLong		z_uLong
#  define Bytef	        z_Bytef
#  define charf		z_charf
#  define intf		z_intf
#  define uIntf		z_uIntf
#  define uLongf	z_uLongf
#  define voidpf	z_voidpf
#  define voidp		z_voidp
#endif

#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32)
#  define WIN32
#endif
#if defined(__GNUC__) || defined(WIN32) || defined(__386__) || defined(i386)
#  ifndef __32BIT__
#    define __32BIT__
#  endif
#endif
#if defined(__MSDOS__) && !defined(MSDOS)
#  define MSDOS
#endif

/*
 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
 * than 64k bytes at a time (needed on systems with 16-bit int).
 */
#if defined(MSDOS) && !defined(__32BIT__)
#  define MAXSEG_64K
#endif
#ifdef MSDOS
#  define UNALIGNED_OK
#endif

#if (defined(MSDOS) || defined(_WINDOWS) || defined(WIN32))  && !defined(STDC)
#  define STDC
#endif
#if defined(__STDC__) || defined(__cplusplus) || defined(__OS2__)
#  ifndef STDC
#    define STDC
#  endif
#endif

#ifndef STDC
#  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
#    define const
#  endif
#endif

/* Some Mac compilers merge all .h files incorrectly: */
#if defined(__MWERKS__) || defined(applec) ||defined(THINK_C) ||defined(__SC__)
#  define NO_DUMMY_DECL
#endif

/* Old Borland C incorrectly complains about missing returns: */
#if defined(__BORLANDC__) && (__BORLANDC__ < 0x500)
#  define NEED_DUMMY_RETURN
#endif


/* Maximum value for memLevel in deflateInit2 */
#ifndef MAX_MEM_LEVEL
#  ifdef MAXSEG_64K
#    define MAX_MEM_LEVEL 8
#  else
#    define MAX_MEM_LEVEL 9
#  endif
#endif

/* Maximum value for windowBits in deflateInit2 and inflateInit2.
 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
 * created by gzip. (Files created by minigzip can still be extracted by
 * gzip.)
 */
#ifndef MAX_WBITS
#  define MAX_WBITS   15 /* 32K LZ77 window */
#endif

/* The memory requirements for deflate are (in bytes):
            (1 << (windowBits+2)) +  (1 << (memLevel+9))
 that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
 plus a few kilobytes for small objects. For example, if you want to reduce
 the default memory requirements from 256K to 128K, compile with
     make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
 Of course this will generally degrade compression (there's no free lunch).

   The memory requirements for inflate are (in bytes) 1 << windowBits
 that is, 32K for windowBits=15 (default value) plus a few kilobytes
 for small objects.
*/

                        /* Type declarations */

#ifndef OF /* function prototypes */
#  ifdef STDC
#    define OF(args)  args
#  else
#    define OF(args)  ()
#  endif
#endif

/* The following definitions for FAR are needed only for MSDOS mixed
 * model programming (small or medium model with some far allocations).
 * This was tested only with MSC; for other MSDOS compilers you may have
 * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
 * just define FAR to be empty.
 */
#if (defined(M_I86SM) || defined(M_I86MM)) && !defined(__32BIT__)
   /* MSC small or medium model */
#  define SMALL_MEDIUM
#  ifdef _MSC_VER
#    define FAR _far
#  else
#    define FAR far
#  endif
#endif
#if defined(__BORLANDC__) && (defined(__SMALL__) || defined(__MEDIUM__))
#  ifndef __32BIT__
#    define SMALL_MEDIUM
#    define FAR _far
#  endif
#endif

/* Compile with -DZLIB_DLL for Windows DLL support */
#if defined(ZLIB_DLL)
#  if defined(_WINDOWS) || defined(WINDOWS)
#    ifdef FAR
#      undef FAR
#    endif
#    include <windows.h>
#    define ZEXPORT  WINAPI
#    ifdef WIN32
#      define ZEXPORTVA  WINAPIV
#    else
#      define ZEXPORTVA  FAR _cdecl _export
#    endif
#  endif
#  if defined (__BORLANDC__)
#    if (__BORLANDC__ >= 0x0500) && defined (WIN32)
#      include <windows.h>
#      define ZEXPORT __declspec(dllexport) WINAPI
#      define ZEXPORTRVA __declspec(dllexport) WINAPIV
#    else
#      if defined (_Windows) && defined (__DLL__)
#        define ZEXPORT _export
#        define ZEXPORTVA _export
#      endif
#    endif
#  endif
#endif

#if defined (__BEOS__)
#  if defined (ZLIB_DLL)
#    define ZEXTERN extern __declspec(dllexport)
#  else
#    define ZEXTERN extern __declspec(dllimport)
#  endif
#endif

#ifndef ZEXPORT
#  define ZEXPORT
#endif
#ifndef ZEXPORTVA
#  define ZEXPORTVA
#endif
#ifndef ZEXTERN
#  define ZEXTERN extern
#endif

#ifndef FAR
#   define FAR
#endif

#if !defined(MACOS) && !defined(TARGET_OS_MAC)
typedef unsigned char  Byte;  /* 8 bits */
#endif
typedef unsigned int   uInt;  /* 16 bits or more */
typedef unsigned long  uLong; /* 32 bits or more */

#ifdef SMALL_MEDIUM
   /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
#  define Bytef Byte FAR
#else
   typedef Byte  FAR Bytef;
#endif
typedef char  FAR charf;
typedef int   FAR intf;
typedef uInt  FAR uIntf;
typedef uLong FAR uLongf;

#ifdef STDC
   typedef void FAR *voidpf;
   typedef void     *voidp;
#else
   typedef Byte FAR *voidpf;
   typedef Byte     *voidp;
#endif

#ifdef HAVE_UNISTD_H
#  include <sys/types.h> /* for off_t */
#  include <unistd.h>    /* for SEEK_* and off_t */
#  define z_off_t  off_t
#endif
#ifndef SEEK_SET
#  define SEEK_SET        0       /* Seek from beginning of file.  */
#  define SEEK_CUR        1       /* Seek from current position.  */
#  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
#endif
#ifndef z_off_t
#  define  z_off_t long
#endif

/* MVS linker does not support external names larger than 8 bytes */
#if defined(__MVS__)
#   pragma map(deflateInit_,"DEIN")
#   pragma map(deflateInit2_,"DEIN2")
#   pragma map(deflateEnd,"DEEND")
#   pragma map(inflateInit_,"ININ")
#   pragma map(inflateInit2_,"ININ2")
#   pragma map(inflateEnd,"INEND")
#   pragma map(inflateSync,"INSY")
#   pragma map(inflateSetDictionary,"INSEDI")
#   pragma map(inflate_blocks,"INBL")
#   pragma map(inflate_blocks_new,"INBLNE")
#   pragma map(inflate_blocks_free,"INBLFR")
#   pragma map(inflate_blocks_reset,"INBLRE")
#   pragma map(inflate_codes_free,"INCOFR")
#   pragma map(inflate_codes,"INCO")
#   pragma map(inflate_fast,"INFA")
#   pragma map(inflate_flush,"INFLU")
#   pragma map(inflate_mask,"INMA")
#   pragma map(inflate_set_dictionary,"INSEDI2")
#   pragma map(inflate_copyright,"INCOPY")
#   pragma map(inflate_trees_bits,"INTRBI")
#   pragma map(inflate_trees_dynamic,"INTRDY")
#   pragma map(inflate_trees_fixed,"INTRFI")
#   pragma map(inflate_trees_free,"INTRFR")
#endif

#endif /* _ZCONF_H */
OpenPOWER on IntegriCloud