c62d2810 |
1 | /* zconf.h -- configuration of the zlib compression library |
2 | * Copyright (C) 1995-2002 Jean-loup Gailly. |
3 | * For conditions of distribution and use, see copyright notice in zlib.h |
4 | */ |
5 | |
6 | /* @(#) $Id: zconf.h,v 1.2 2002/03/13 17:45:56 xodnizel Exp $ */ |
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 | */ |
15 | #ifdef Z_PREFIX |
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 inflateInit2_ z_inflateInit2_ |
28 | # define inflateSetDictionary z_inflateSetDictionary |
29 | # define inflateSync z_inflateSync |
30 | # define inflateSyncPoint z_inflateSyncPoint |
31 | # define inflateReset z_inflateReset |
32 | # define compress z_compress |
33 | # define compress2 z_compress2 |
34 | # define uncompress z_uncompress |
35 | # define adler32 z_adler32 |
36 | # define crc32 z_crc32 |
37 | # define get_crc_table z_get_crc_table |
38 | |
39 | # define Byte z_Byte |
40 | # define uInt z_uInt |
41 | # define uLong z_uLong |
42 | # define Bytef z_Bytef |
43 | # define charf z_charf |
44 | # define intf z_intf |
45 | # define uIntf z_uIntf |
46 | # define uLongf z_uLongf |
47 | # define voidpf z_voidpf |
48 | # define voidp z_voidp |
49 | #endif |
50 | |
51 | #if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) |
52 | # define WIN32 |
53 | #endif |
54 | #if defined(__GNUC__) || defined(WIN32) || defined(__386__) || defined(i386) |
55 | # ifndef __32BIT__ |
56 | # define __32BIT__ |
57 | # endif |
58 | #endif |
59 | #if defined(__MSDOS__) && !defined(MSDOS) |
60 | # define MSDOS |
61 | #endif |
62 | |
63 | /* |
64 | * Compile with -DMAXSEG_64K if the alloc function cannot allocate more |
65 | * than 64k bytes at a time (needed on systems with 16-bit int). |
66 | */ |
67 | #if defined(MSDOS) && !defined(__32BIT__) |
68 | # define MAXSEG_64K |
69 | #endif |
70 | #ifdef MSDOS |
71 | # define UNALIGNED_OK |
72 | #endif |
73 | |
74 | #if (defined(MSDOS) || defined(_WINDOWS) || defined(WIN32)) && !defined(STDC) |
75 | # define STDC |
76 | #endif |
77 | #if defined(__STDC__) || defined(__cplusplus) || defined(__OS2__) |
78 | # ifndef STDC |
79 | # define STDC |
80 | # endif |
81 | #endif |
82 | |
83 | #ifndef STDC |
84 | # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ |
85 | # define const |
86 | # endif |
87 | #endif |
88 | |
89 | /* Some Mac compilers merge all .h files incorrectly: */ |
90 | #if defined(__MWERKS__) || defined(applec) ||defined(THINK_C) ||defined(__SC__) |
91 | # define NO_DUMMY_DECL |
92 | #endif |
93 | |
94 | /* Old Borland C incorrectly complains about missing returns: */ |
95 | #if defined(__BORLANDC__) && (__BORLANDC__ < 0x500) |
96 | # define NEED_DUMMY_RETURN |
97 | #endif |
98 | |
99 | |
100 | /* Maximum value for memLevel in deflateInit2 */ |
101 | #ifndef MAX_MEM_LEVEL |
102 | # ifdef MAXSEG_64K |
103 | # define MAX_MEM_LEVEL 8 |
104 | # else |
105 | # define MAX_MEM_LEVEL 9 |
106 | # endif |
107 | #endif |
108 | |
109 | /* Maximum value for windowBits in deflateInit2 and inflateInit2. |
110 | * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files |
111 | * created by gzip. (Files created by minigzip can still be extracted by |
112 | * gzip.) |
113 | */ |
114 | #ifndef MAX_WBITS |
115 | # define MAX_WBITS 15 /* 32K LZ77 window */ |
116 | #endif |
117 | |
118 | /* The memory requirements for deflate are (in bytes): |
119 | (1 << (windowBits+2)) + (1 << (memLevel+9)) |
120 | that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) |
121 | plus a few kilobytes for small objects. For example, if you want to reduce |
122 | the default memory requirements from 256K to 128K, compile with |
123 | make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" |
124 | Of course this will generally degrade compression (there's no free lunch). |
125 | |
126 | The memory requirements for inflate are (in bytes) 1 << windowBits |
127 | that is, 32K for windowBits=15 (default value) plus a few kilobytes |
128 | for small objects. |
129 | */ |
130 | |
131 | /* Type declarations */ |
132 | |
133 | #ifndef OF /* function prototypes */ |
134 | # ifdef STDC |
135 | # define OF(args) args |
136 | # else |
137 | # define OF(args) () |
138 | # endif |
139 | #endif |
140 | |
141 | /* The following definitions for FAR are needed only for MSDOS mixed |
142 | * model programming (small or medium model with some far allocations). |
143 | * This was tested only with MSC; for other MSDOS compilers you may have |
144 | * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, |
145 | * just define FAR to be empty. |
146 | */ |
147 | #if (defined(M_I86SM) || defined(M_I86MM)) && !defined(__32BIT__) |
148 | /* MSC small or medium model */ |
149 | # define SMALL_MEDIUM |
150 | # ifdef _MSC_VER |
151 | # define FAR _far |
152 | # else |
153 | # define FAR far |
154 | # endif |
155 | #endif |
156 | #if defined(__BORLANDC__) && (defined(__SMALL__) || defined(__MEDIUM__)) |
157 | # ifndef __32BIT__ |
158 | # define SMALL_MEDIUM |
159 | # define FAR _far |
160 | # endif |
161 | #endif |
162 | |
163 | /* Compile with -DZLIB_DLL for Windows DLL support */ |
164 | #if defined(ZLIB_DLL) |
165 | # if defined(_WINDOWS) || defined(WINDOWS) |
166 | # ifdef FAR |
167 | # undef FAR |
168 | # endif |
169 | # include <windows.h> |
170 | # define ZEXPORT WINAPI |
171 | # ifdef WIN32 |
172 | # define ZEXPORTVA WINAPIV |
173 | # else |
174 | # define ZEXPORTVA FAR _cdecl _export |
175 | # endif |
176 | # endif |
177 | # if defined (__BORLANDC__) |
178 | # if (__BORLANDC__ >= 0x0500) && defined (WIN32) |
179 | # include <windows.h> |
180 | # define ZEXPORT __declspec(dllexport) WINAPI |
181 | # define ZEXPORTRVA __declspec(dllexport) WINAPIV |
182 | # else |
183 | # if defined (_Windows) && defined (__DLL__) |
184 | # define ZEXPORT _export |
185 | # define ZEXPORTVA _export |
186 | # endif |
187 | # endif |
188 | # endif |
189 | #endif |
190 | |
191 | #if defined (__BEOS__) |
192 | # if defined (ZLIB_DLL) |
193 | # define ZEXTERN extern __declspec(dllexport) |
194 | # else |
195 | # define ZEXTERN extern __declspec(dllimport) |
196 | # endif |
197 | #endif |
198 | |
199 | #ifndef ZEXPORT |
200 | # define ZEXPORT |
201 | #endif |
202 | #ifndef ZEXPORTVA |
203 | # define ZEXPORTVA |
204 | #endif |
205 | #ifndef ZEXTERN |
206 | # define ZEXTERN extern |
207 | #endif |
208 | |
209 | #ifndef FAR |
210 | # define FAR |
211 | #endif |
212 | |
213 | #if !defined(MACOS) && !defined(TARGET_OS_MAC) |
214 | typedef unsigned char Byte; /* 8 bits */ |
215 | #endif |
216 | typedef unsigned int uInt; /* 16 bits or more */ |
217 | typedef unsigned long uLong; /* 32 bits or more */ |
218 | |
219 | #ifdef SMALL_MEDIUM |
220 | /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ |
221 | # define Bytef Byte FAR |
222 | #else |
223 | typedef Byte FAR Bytef; |
224 | #endif |
225 | typedef char FAR charf; |
226 | typedef int FAR intf; |
227 | typedef uInt FAR uIntf; |
228 | typedef uLong FAR uLongf; |
229 | |
230 | #ifdef STDC |
231 | typedef void FAR *voidpf; |
232 | typedef void *voidp; |
233 | #else |
234 | typedef Byte FAR *voidpf; |
235 | typedef Byte *voidp; |
236 | #endif |
237 | |
238 | #ifdef HAVE_UNISTD_H |
239 | # include <sys/types.h> /* for off_t */ |
240 | # include <unistd.h> /* for SEEK_* and off_t */ |
241 | # define z_off_t off_t |
242 | #endif |
243 | #ifndef SEEK_SET |
244 | # define SEEK_SET 0 /* Seek from beginning of file. */ |
245 | # define SEEK_CUR 1 /* Seek from current position. */ |
246 | # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ |
247 | #endif |
248 | #ifndef z_off_t |
249 | # define z_off_t long |
250 | #endif |
251 | |
252 | /* MVS linker does not support external names larger than 8 bytes */ |
253 | #if defined(__MVS__) |
254 | # pragma map(deflateInit_,"DEIN") |
255 | # pragma map(deflateInit2_,"DEIN2") |
256 | # pragma map(deflateEnd,"DEEND") |
257 | # pragma map(inflateInit_,"ININ") |
258 | # pragma map(inflateInit2_,"ININ2") |
259 | # pragma map(inflateEnd,"INEND") |
260 | # pragma map(inflateSync,"INSY") |
261 | # pragma map(inflateSetDictionary,"INSEDI") |
262 | # pragma map(inflate_blocks,"INBL") |
263 | # pragma map(inflate_blocks_new,"INBLNE") |
264 | # pragma map(inflate_blocks_free,"INBLFR") |
265 | # pragma map(inflate_blocks_reset,"INBLRE") |
266 | # pragma map(inflate_codes_free,"INCOFR") |
267 | # pragma map(inflate_codes,"INCO") |
268 | # pragma map(inflate_fast,"INFA") |
269 | # pragma map(inflate_flush,"INFLU") |
270 | # pragma map(inflate_mask,"INMA") |
271 | # pragma map(inflate_set_dictionary,"INSEDI2") |
272 | # pragma map(inflate_copyright,"INCOPY") |
273 | # pragma map(inflate_trees_bits,"INTRBI") |
274 | # pragma map(inflate_trees_dynamic,"INTRDY") |
275 | # pragma map(inflate_trees_fixed,"INTRFI") |
276 | # pragma map(inflate_trees_free,"INTRFR") |
277 | #endif |
278 | |
279 | #endif /* _ZCONF_H */ |