| 1 | /* zconf.h -- configuration of the zlib compression library |
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| 2 | * Copyright (C) 1995-2002 Jean-loup Gailly. |
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| 3 | * For conditions of distribution and use, see copyright notice in zlib.h |
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| 4 | */ |
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| 5 | |
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| 6 | /* @(#) $Id$ */ |
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| 7 | |
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| 8 | #ifndef _ZCONF_H |
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| 9 | #define _ZCONF_H |
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| 10 | |
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| 11 | /* |
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| 12 | * If you *really* need a unique prefix for all types and library functions, |
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| 13 | * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. |
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| 14 | */ |
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| 15 | #ifdef Z_PREFIX |
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| 16 | # define deflateInit_ z_deflateInit_ |
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| 17 | # define deflate z_deflate |
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| 18 | # define deflateEnd z_deflateEnd |
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| 19 | # define inflateInit_ z_inflateInit_ |
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| 20 | # define inflate z_inflate |
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| 21 | # define inflateEnd z_inflateEnd |
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| 22 | # define deflateInit2_ z_deflateInit2_ |
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| 23 | # define deflateSetDictionary z_deflateSetDictionary |
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| 24 | # define deflateCopy z_deflateCopy |
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| 25 | # define deflateReset z_deflateReset |
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| 26 | # define deflateParams z_deflateParams |
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| 27 | # define inflateInit2_ z_inflateInit2_ |
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| 28 | # define inflateSetDictionary z_inflateSetDictionary |
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| 29 | # define inflateSync z_inflateSync |
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| 30 | # define inflateSyncPoint z_inflateSyncPoint |
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| 31 | # define inflateReset z_inflateReset |
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| 32 | # define compress z_compress |
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| 33 | # define compress2 z_compress2 |
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| 34 | # define uncompress z_uncompress |
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| 35 | # define adler32 z_adler32 |
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| 36 | # define crc32 z_crc32 |
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| 37 | # define get_crc_table z_get_crc_table |
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| 38 | |
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| 39 | # define Byte z_Byte |
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| 40 | # define uInt z_uInt |
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| 41 | # define uLong z_uLong |
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| 42 | # define Bytef z_Bytef |
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| 43 | # define charf z_charf |
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| 44 | # define intf z_intf |
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| 45 | # define uIntf z_uIntf |
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| 46 | # define uLongf z_uLongf |
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| 47 | # define voidpf z_voidpf |
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| 48 | # define voidp z_voidp |
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| 49 | #endif |
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| 50 | |
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| 51 | #if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) |
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| 52 | # define WIN32 |
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| 53 | #endif |
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| 54 | #if defined(__GNUC__) || defined(WIN32) || defined(__386__) || defined(i386) |
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| 55 | # ifndef __32BIT__ |
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| 56 | # define __32BIT__ |
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| 57 | # endif |
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| 58 | #endif |
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| 59 | #if defined(__MSDOS__) && !defined(MSDOS) |
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| 60 | # define MSDOS |
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| 61 | #endif |
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| 62 | |
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| 63 | /* |
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| 64 | * Compile with -DMAXSEG_64K if the alloc function cannot allocate more |
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| 65 | * than 64k bytes at a time (needed on systems with 16-bit int). |
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| 66 | */ |
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| 67 | #if defined(MSDOS) && !defined(__32BIT__) |
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| 68 | # define MAXSEG_64K |
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| 69 | #endif |
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| 70 | #ifdef MSDOS |
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| 71 | # define UNALIGNED_OK |
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| 72 | #endif |
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| 73 | |
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| 74 | #if (defined(MSDOS) || defined(_WINDOWS) || defined(WIN32)) && !defined(STDC) |
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| 75 | # define STDC |
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| 76 | #endif |
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| 77 | #if defined(__STDC__) || defined(__cplusplus) || defined(__OS2__) |
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| 78 | # ifndef STDC |
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| 79 | # define STDC |
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| 80 | # endif |
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| 81 | #endif |
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| 82 | |
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| 83 | #ifndef STDC |
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| 84 | # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ |
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| 85 | # define const |
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| 86 | # endif |
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| 87 | #endif |
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| 88 | |
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| 89 | /* Some Mac compilers merge all .h files incorrectly: */ |
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| 90 | #if defined(__MWERKS__) || defined(applec) ||defined(THINK_C) ||defined(__SC__) |
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| 91 | # define NO_DUMMY_DECL |
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| 92 | #endif |
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| 93 | |
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| 94 | /* Old Borland C incorrectly complains about missing returns: */ |
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| 95 | #if defined(__BORLANDC__) && (__BORLANDC__ < 0x500) |
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| 96 | # define NEED_DUMMY_RETURN |
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| 97 | #endif |
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| 98 | |
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| 99 | |
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| 100 | /* Maximum value for memLevel in deflateInit2 */ |
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| 101 | #ifndef MAX_MEM_LEVEL |
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| 102 | # ifdef MAXSEG_64K |
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| 103 | # define MAX_MEM_LEVEL 8 |
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| 104 | # else |
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| 105 | # define MAX_MEM_LEVEL 9 |
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| 106 | # endif |
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| 107 | #endif |
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| 108 | |
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| 109 | /* Maximum value for windowBits in deflateInit2 and inflateInit2. |
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| 110 | * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files |
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| 111 | * created by gzip. (Files created by minigzip can still be extracted by |
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| 112 | * gzip.) |
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| 113 | */ |
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| 114 | #ifndef MAX_WBITS |
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| 115 | # define MAX_WBITS 15 /* 32K LZ77 window */ |
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| 116 | #endif |
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| 117 | |
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| 118 | /* The memory requirements for deflate are (in bytes): |
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| 119 | (1 << (windowBits+2)) + (1 << (memLevel+9)) |
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| 120 | that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) |
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| 121 | plus a few kilobytes for small objects. For example, if you want to reduce |
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| 122 | the default memory requirements from 256K to 128K, compile with |
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| 123 | make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" |
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| 124 | Of course this will generally degrade compression (there's no free lunch). |
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| 125 | |
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| 126 | The memory requirements for inflate are (in bytes) 1 << windowBits |
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| 127 | that is, 32K for windowBits=15 (default value) plus a few kilobytes |
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| 128 | for small objects. |
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| 129 | */ |
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| 130 | |
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| 131 | /* Type declarations */ |
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| 132 | |
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| 133 | #ifndef OF /* function prototypes */ |
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| 134 | # ifdef STDC |
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| 135 | # define OF(args) args |
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| 136 | # else |
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| 137 | # define OF(args) () |
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| 138 | # endif |
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| 139 | #endif |
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| 140 | |
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| 141 | /* The following definitions for FAR are needed only for MSDOS mixed |
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| 142 | * model programming (small or medium model with some far allocations). |
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| 143 | * This was tested only with MSC; for other MSDOS compilers you may have |
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| 144 | * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, |
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| 145 | * just define FAR to be empty. |
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| 146 | */ |
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| 147 | #if (defined(M_I86SM) || defined(M_I86MM)) && !defined(__32BIT__) |
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| 148 | /* MSC small or medium model */ |
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| 149 | # define SMALL_MEDIUM |
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| 150 | # ifdef _MSC_VER |
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| 151 | # define FAR _far |
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| 152 | # else |
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| 153 | # define FAR far |
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| 154 | # endif |
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| 155 | #endif |
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| 156 | #if defined(__BORLANDC__) && (defined(__SMALL__) || defined(__MEDIUM__)) |
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| 157 | # ifndef __32BIT__ |
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| 158 | # define SMALL_MEDIUM |
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| 159 | # define FAR _far |
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| 160 | # endif |
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| 161 | #endif |
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| 162 | |
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| 163 | /* Compile with -DZLIB_DLL for Windows DLL support */ |
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| 164 | #if defined(ZLIB_DLL) |
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| 165 | # if defined(_WINDOWS) || defined(WINDOWS) |
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| 166 | # ifdef FAR |
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| 167 | # undef FAR |
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| 168 | # endif |
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| 169 | # include <windows.h> |
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| 170 | # define ZEXPORT WINAPI |
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| 171 | # ifdef WIN32 |
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| 172 | # define ZEXPORTVA WINAPIV |
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| 173 | # else |
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| 174 | # define ZEXPORTVA FAR _cdecl _export |
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| 175 | # endif |
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| 176 | # endif |
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| 177 | # if defined (__BORLANDC__) |
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| 178 | # if (__BORLANDC__ >= 0x0500) && defined (WIN32) |
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| 179 | # include <windows.h> |
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| 180 | # define ZEXPORT __declspec(dllexport) WINAPI |
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| 181 | # define ZEXPORTRVA __declspec(dllexport) WINAPIV |
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| 182 | # else |
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| 183 | # if defined (_Windows) && defined (__DLL__) |
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| 184 | # define ZEXPORT _export |
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| 185 | # define ZEXPORTVA _export |
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| 186 | # endif |
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| 187 | # endif |
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| 188 | # endif |
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| 189 | #endif |
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| 190 | |
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| 191 | #if defined (__BEOS__) |
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| 192 | # if defined (ZLIB_DLL) |
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| 193 | # define ZEXTERN extern __declspec(dllexport) |
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| 194 | # else |
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| 195 | # define ZEXTERN extern __declspec(dllimport) |
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| 196 | # endif |
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| 197 | #endif |
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| 198 | |
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| 199 | #ifndef ZEXPORT |
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| 200 | # define ZEXPORT |
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| 201 | #endif |
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| 202 | #ifndef ZEXPORTVA |
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| 203 | # define ZEXPORTVA |
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| 204 | #endif |
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| 205 | #ifndef ZEXTERN |
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| 206 | # define ZEXTERN extern |
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| 207 | #endif |
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| 208 | |
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| 209 | #ifndef FAR |
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| 210 | # define FAR |
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| 211 | #endif |
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| 212 | |
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| 213 | #if !defined(MACOS) && !defined(TARGET_OS_MAC) |
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| 214 | typedef unsigned char Byte; /* 8 bits */ |
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| 215 | #endif |
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| 216 | typedef unsigned int uInt; /* 16 bits or more */ |
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| 217 | typedef unsigned long uLong; /* 32 bits or more */ |
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| 218 | |
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| 219 | #ifdef SMALL_MEDIUM |
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| 220 | /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ |
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| 221 | # define Bytef Byte FAR |
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| 222 | #else |
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| 223 | typedef Byte FAR Bytef; |
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| 224 | #endif |
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| 225 | typedef char FAR charf; |
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| 226 | typedef int FAR intf; |
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| 227 | typedef uInt FAR uIntf; |
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| 228 | typedef uLong FAR uLongf; |
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| 229 | |
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| 230 | #ifdef STDC |
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| 231 | typedef void FAR *voidpf; |
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| 232 | typedef void *voidp; |
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| 233 | #else |
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| 234 | typedef Byte FAR *voidpf; |
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| 235 | typedef Byte *voidp; |
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| 236 | #endif |
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| 237 | |
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| 238 | #ifdef HAVE_UNISTD_H |
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| 239 | # include <sys/types.h> /* for off_t */ |
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| 240 | # include <unistd.h> /* for SEEK_* and off_t */ |
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| 241 | # define z_off_t off_t |
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| 242 | #endif |
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| 243 | #ifndef SEEK_SET |
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| 244 | # define SEEK_SET 0 /* Seek from beginning of file. */ |
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| 245 | # define SEEK_CUR 1 /* Seek from current position. */ |
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| 246 | # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ |
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| 247 | #endif |
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| 248 | #ifndef z_off_t |
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| 249 | # define z_off_t long |
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| 250 | #endif |
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| 251 | |
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| 252 | /* MVS linker does not support external names larger than 8 bytes */ |
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| 253 | #if defined(__MVS__) |
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| 254 | # pragma map(deflateInit_,"DEIN") |
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| 255 | # pragma map(deflateInit2_,"DEIN2") |
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| 256 | # pragma map(deflateEnd,"DEEND") |
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| 257 | # pragma map(inflateInit_,"ININ") |
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| 258 | # pragma map(inflateInit2_,"ININ2") |
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| 259 | # pragma map(inflateEnd,"INEND") |
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| 260 | # pragma map(inflateSync,"INSY") |
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| 261 | # pragma map(inflateSetDictionary,"INSEDI") |
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| 262 | # pragma map(inflate_blocks,"INBL") |
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| 263 | # pragma map(inflate_blocks_new,"INBLNE") |
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| 264 | # pragma map(inflate_blocks_free,"INBLFR") |
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| 265 | # pragma map(inflate_blocks_reset,"INBLRE") |
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| 266 | # pragma map(inflate_codes_free,"INCOFR") |
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| 267 | # pragma map(inflate_codes,"INCO") |
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| 268 | # pragma map(inflate_fast,"INFA") |
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| 269 | # pragma map(inflate_flush,"INFLU") |
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| 270 | # pragma map(inflate_mask,"INMA") |
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| 271 | # pragma map(inflate_set_dictionary,"INSEDI2") |
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| 272 | # pragma map(inflate_copyright,"INCOPY") |
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| 273 | # pragma map(inflate_trees_bits,"INTRBI") |
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| 274 | # pragma map(inflate_trees_dynamic,"INTRDY") |
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| 275 | # pragma map(inflate_trees_fixed,"INTRFI") |
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| 276 | # pragma map(inflate_trees_free,"INTRFR") |
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| 277 | #endif |
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| 278 | |
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| 279 | #endif /* _ZCONF_H */ |
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