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Split code to generate "rwx-----" strings into lib/permstring.c so it
[rsync/rsync.git] / zlib / zconf.h
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PM		 1/* zconf.h -- configuration of the zlib compression library
2 * Copyright (C) 1995-1998 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 */
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/* Borland C incorrectly complains about missing returns: */
95#if defined(__BORLANDC__)
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(_WINDOWS) || defined(WINDOWS)) && defined(ZLIB_DLL)
165# ifdef FAR
166# undef FAR
167# endif
168# include <windows.h>
169# define ZEXPORT WINAPI
170# ifdef WIN32
171# define ZEXPORTVA WINAPIV
172# else
173# define ZEXPORTVA FAR _cdecl _export
174# endif
175#else
176# if defined (__BORLANDC__) && defined (_Windows) && defined (__DLL__)
177# define ZEXPORT _export
178# define ZEXPORTVA _export
179# else
180# define ZEXPORT
181# define ZEXPORTVA
182# endif
183#endif
184
185#ifndef FAR
186# define FAR
187#endif
188
189typedef unsigned char Byte; /* 8 bits */
190typedef unsigned int uInt; /* 16 bits or more */
191typedef unsigned long uLong; /* 32 bits or more */
192
193#if defined(__BORLANDC__) && defined(SMALL_MEDIUM)
194 /* Borland C/C++ ignores FAR inside typedef */
195# define Bytef Byte FAR
196#else
197 typedef Byte FAR Bytef;
198#endif
199typedef char FAR charf;
200typedef int FAR intf;
201typedef uInt FAR uIntf;
202typedef uLong FAR uLongf;
203
204#ifdef STDC
205 typedef void FAR *voidpf;
206 typedef void *voidp;
207#else
208 typedef Byte FAR *voidpf;
209 typedef Byte *voidp;
210#endif
211
212#ifdef HAVE_UNISTD_H
213# include <sys/types.h> /* for off_t */
214# include <unistd.h> /* for SEEK_* and off_t */
215# define z_off_t off_t
216#endif
217#ifndef SEEK_SET
218# define SEEK_SET 0 /* Seek from beginning of file. */
219# define SEEK_CUR 1 /* Seek from current position. */
220#endif
221#ifndef z_off_t
222# define z_off_t long
223#endif
224
225/* MVS linker does not support external names larger than 8 bytes */
226#if defined(__MVS__)
227# pragma map(deflateInit_,"DEIN")
228# pragma map(deflateInit2_,"DEIN2")
229# pragma map(deflateEnd,"DEEND")
230# pragma map(inflateInit_,"ININ")
231# pragma map(inflateInit2_,"ININ2")
232# pragma map(inflateEnd,"INEND")
233# pragma map(inflateSync,"INSY")
234# pragma map(inflateSetDictionary,"INSEDI")
235# pragma map(inflate_blocks,"INBL")
236# pragma map(inflate_blocks_new,"INBLNE")
237# pragma map(inflate_blocks_free,"INBLFR")
238# pragma map(inflate_blocks_reset,"INBLRE")
239# pragma map(inflate_codes_free,"INCOFR")
240# pragma map(inflate_codes,"INCO")
241# pragma map(inflate_fast,"INFA")
242# pragma map(inflate_flush,"INFLU")
243# pragma map(inflate_mask,"INMA")
244# pragma map(inflate_set_dictionary,"INSEDI2")
245# pragma map(inflate_copyright,"INCOPY")
246# pragma map(inflate_trees_bits,"INTRBI")
247# pragma map(inflate_trees_dynamic,"INTRDY")
248# pragma map(inflate_trees_fixed,"INTRFI")
249# pragma map(inflate_trees_free,"INTRFR")
250#endif
251
252#endif /* _ZCONF_H */
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