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annotate libs/zlib/zconf.h @ 13:ea928c313344

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author John Tsiombikas <nuclear@member.fsf.org>
date Mon, 28 Sep 2015 19:04:50 +0300
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nuclear@2 1 /* zconf.h -- configuration of the zlib compression library
nuclear@2 2 * Copyright (C) 1995-2005 Jean-loup Gailly.
nuclear@2 3 * For conditions of distribution and use, see copyright notice in zlib.h
nuclear@2 4 */
nuclear@2 5
nuclear@2 6 /* @(#) $Id$ */
nuclear@2 7
nuclear@2 8 #ifndef ZCONF_H
nuclear@2 9 #define ZCONF_H
nuclear@2 10
nuclear@2 11 /*
nuclear@2 12 * If you *really* need a unique prefix for all types and library functions,
nuclear@2 13 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
nuclear@2 14 */
nuclear@2 15 #ifdef Z_PREFIX
nuclear@2 16 # define deflateInit_ z_deflateInit_
nuclear@2 17 # define deflate z_deflate
nuclear@2 18 # define deflateEnd z_deflateEnd
nuclear@2 19 # define inflateInit_ z_inflateInit_
nuclear@2 20 # define inflate z_inflate
nuclear@2 21 # define inflateEnd z_inflateEnd
nuclear@2 22 # define deflateInit2_ z_deflateInit2_
nuclear@2 23 # define deflateSetDictionary z_deflateSetDictionary
nuclear@2 24 # define deflateCopy z_deflateCopy
nuclear@2 25 # define deflateReset z_deflateReset
nuclear@2 26 # define deflateParams z_deflateParams
nuclear@2 27 # define deflateBound z_deflateBound
nuclear@2 28 # define deflatePrime z_deflatePrime
nuclear@2 29 # define inflateInit2_ z_inflateInit2_
nuclear@2 30 # define inflateSetDictionary z_inflateSetDictionary
nuclear@2 31 # define inflateSync z_inflateSync
nuclear@2 32 # define inflateSyncPoint z_inflateSyncPoint
nuclear@2 33 # define inflateCopy z_inflateCopy
nuclear@2 34 # define inflateReset z_inflateReset
nuclear@2 35 # define inflateBack z_inflateBack
nuclear@2 36 # define inflateBackEnd z_inflateBackEnd
nuclear@2 37 # define compress z_compress
nuclear@2 38 # define compress2 z_compress2
nuclear@2 39 # define compressBound z_compressBound
nuclear@2 40 # define uncompress z_uncompress
nuclear@2 41 # define adler32 z_adler32
nuclear@2 42 # define crc32 z_crc32
nuclear@2 43 # define get_crc_table z_get_crc_table
nuclear@2 44 # define zError z_zError
nuclear@2 45
nuclear@2 46 # define alloc_func z_alloc_func
nuclear@2 47 # define free_func z_free_func
nuclear@2 48 # define in_func z_in_func
nuclear@2 49 # define out_func z_out_func
nuclear@2 50 # define Byte z_Byte
nuclear@2 51 # define uInt z_uInt
nuclear@2 52 # define uLong z_uLong
nuclear@2 53 # define Bytef z_Bytef
nuclear@2 54 # define charf z_charf
nuclear@2 55 # define intf z_intf
nuclear@2 56 # define uIntf z_uIntf
nuclear@2 57 # define uLongf z_uLongf
nuclear@2 58 # define voidpf z_voidpf
nuclear@2 59 # define voidp z_voidp
nuclear@2 60 #endif
nuclear@2 61
nuclear@2 62 #if defined(__MSDOS__) && !defined(MSDOS)
nuclear@2 63 # define MSDOS
nuclear@2 64 #endif
nuclear@2 65 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
nuclear@2 66 # define OS2
nuclear@2 67 #endif
nuclear@2 68 #if defined(_WINDOWS) && !defined(WINDOWS)
nuclear@2 69 # define WINDOWS
nuclear@2 70 #endif
nuclear@2 71 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
nuclear@2 72 # ifndef WIN32
nuclear@2 73 # define WIN32
nuclear@2 74 # endif
nuclear@2 75 #endif
nuclear@2 76 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
nuclear@2 77 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
nuclear@2 78 # ifndef SYS16BIT
nuclear@2 79 # define SYS16BIT
nuclear@2 80 # endif
nuclear@2 81 # endif
nuclear@2 82 #endif
nuclear@2 83
nuclear@2 84 /*
nuclear@2 85 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
nuclear@2 86 * than 64k bytes at a time (needed on systems with 16-bit int).
nuclear@2 87 */
nuclear@2 88 #ifdef SYS16BIT
nuclear@2 89 # define MAXSEG_64K
nuclear@2 90 #endif
nuclear@2 91 #ifdef MSDOS
nuclear@2 92 # define UNALIGNED_OK
nuclear@2 93 #endif
nuclear@2 94
nuclear@2 95 #ifdef __STDC_VERSION__
nuclear@2 96 # ifndef STDC
nuclear@2 97 # define STDC
nuclear@2 98 # endif
nuclear@2 99 # if __STDC_VERSION__ >= 199901L
nuclear@2 100 # ifndef STDC99
nuclear@2 101 # define STDC99
nuclear@2 102 # endif
nuclear@2 103 # endif
nuclear@2 104 #endif
nuclear@2 105 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
nuclear@2 106 # define STDC
nuclear@2 107 #endif
nuclear@2 108 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
nuclear@2 109 # define STDC
nuclear@2 110 #endif
nuclear@2 111 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
nuclear@2 112 # define STDC
nuclear@2 113 #endif
nuclear@2 114 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
nuclear@2 115 # define STDC
nuclear@2 116 #endif
nuclear@2 117
nuclear@2 118 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
nuclear@2 119 # define STDC
nuclear@2 120 #endif
nuclear@2 121
nuclear@2 122 #ifndef STDC
nuclear@2 123 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
nuclear@2 124 # define const /* note: need a more gentle solution here */
nuclear@2 125 # endif
nuclear@2 126 #endif
nuclear@2 127
nuclear@2 128 /* Some Mac compilers merge all .h files incorrectly: */
nuclear@2 129 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
nuclear@2 130 # define NO_DUMMY_DECL
nuclear@2 131 #endif
nuclear@2 132
nuclear@2 133 /* Maximum value for memLevel in deflateInit2 */
nuclear@2 134 #ifndef MAX_MEM_LEVEL
nuclear@2 135 # ifdef MAXSEG_64K
nuclear@2 136 # define MAX_MEM_LEVEL 8
nuclear@2 137 # else
nuclear@2 138 # define MAX_MEM_LEVEL 9
nuclear@2 139 # endif
nuclear@2 140 #endif
nuclear@2 141
nuclear@2 142 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
nuclear@2 143 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
nuclear@2 144 * created by gzip. (Files created by minigzip can still be extracted by
nuclear@2 145 * gzip.)
nuclear@2 146 */
nuclear@2 147 #ifndef MAX_WBITS
nuclear@2 148 # define MAX_WBITS 15 /* 32K LZ77 window */
nuclear@2 149 #endif
nuclear@2 150
nuclear@2 151 /* The memory requirements for deflate are (in bytes):
nuclear@2 152 (1 << (windowBits+2)) + (1 << (memLevel+9))
nuclear@2 153 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
nuclear@2 154 plus a few kilobytes for small objects. For example, if you want to reduce
nuclear@2 155 the default memory requirements from 256K to 128K, compile with
nuclear@2 156 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
nuclear@2 157 Of course this will generally degrade compression (there's no free lunch).
nuclear@2 158
nuclear@2 159 The memory requirements for inflate are (in bytes) 1 << windowBits
nuclear@2 160 that is, 32K for windowBits=15 (default value) plus a few kilobytes
nuclear@2 161 for small objects.
nuclear@2 162 */
nuclear@2 163
nuclear@2 164 /* Type declarations */
nuclear@2 165
nuclear@2 166 #ifndef OF /* function prototypes */
nuclear@2 167 # ifdef STDC
nuclear@2 168 # define OF(args) args
nuclear@2 169 # else
nuclear@2 170 # define OF(args) ()
nuclear@2 171 # endif
nuclear@2 172 #endif
nuclear@2 173
nuclear@2 174 /* The following definitions for FAR are needed only for MSDOS mixed
nuclear@2 175 * model programming (small or medium model with some far allocations).
nuclear@2 176 * This was tested only with MSC; for other MSDOS compilers you may have
nuclear@2 177 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
nuclear@2 178 * just define FAR to be empty.
nuclear@2 179 */
nuclear@2 180 #ifdef SYS16BIT
nuclear@2 181 # if defined(M_I86SM) || defined(M_I86MM)
nuclear@2 182 /* MSC small or medium model */
nuclear@2 183 # define SMALL_MEDIUM
nuclear@2 184 # ifdef _MSC_VER
nuclear@2 185 # define FAR _far
nuclear@2 186 # else
nuclear@2 187 # define FAR far
nuclear@2 188 # endif
nuclear@2 189 # endif
nuclear@2 190 # if (defined(__SMALL__) || defined(__MEDIUM__))
nuclear@2 191 /* Turbo C small or medium model */
nuclear@2 192 # define SMALL_MEDIUM
nuclear@2 193 # ifdef __BORLANDC__
nuclear@2 194 # define FAR _far
nuclear@2 195 # else
nuclear@2 196 # define FAR far
nuclear@2 197 # endif
nuclear@2 198 # endif
nuclear@2 199 #endif
nuclear@2 200
nuclear@2 201 #if defined(WINDOWS) || defined(WIN32)
nuclear@2 202 /* If building or using zlib as a DLL, define ZLIB_DLL.
nuclear@2 203 * This is not mandatory, but it offers a little performance increase.
nuclear@2 204 */
nuclear@2 205 # ifdef ZLIB_DLL
nuclear@2 206 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
nuclear@2 207 # ifdef ZLIB_INTERNAL
nuclear@2 208 # define ZEXTERN extern __declspec(dllexport)
nuclear@2 209 # else
nuclear@2 210 # define ZEXTERN extern __declspec(dllimport)
nuclear@2 211 # endif
nuclear@2 212 # endif
nuclear@2 213 # endif /* ZLIB_DLL */
nuclear@2 214 /* If building or using zlib with the WINAPI/WINAPIV calling convention,
nuclear@2 215 * define ZLIB_WINAPI.
nuclear@2 216 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
nuclear@2 217 */
nuclear@2 218 # ifdef ZLIB_WINAPI
nuclear@2 219 # ifdef FAR
nuclear@2 220 # undef FAR
nuclear@2 221 # endif
nuclear@2 222 # include <windows.h>
nuclear@2 223 /* No need for _export, use ZLIB.DEF instead. */
nuclear@2 224 /* For complete Windows compatibility, use WINAPI, not __stdcall. */
nuclear@2 225 # define ZEXPORT WINAPI
nuclear@2 226 # ifdef WIN32
nuclear@2 227 # define ZEXPORTVA WINAPIV
nuclear@2 228 # else
nuclear@2 229 # define ZEXPORTVA FAR CDECL
nuclear@2 230 # endif
nuclear@2 231 # endif
nuclear@2 232 #endif
nuclear@2 233
nuclear@2 234 #if defined (__BEOS__)
nuclear@2 235 # ifdef ZLIB_DLL
nuclear@2 236 # ifdef ZLIB_INTERNAL
nuclear@2 237 # define ZEXPORT __declspec(dllexport)
nuclear@2 238 # define ZEXPORTVA __declspec(dllexport)
nuclear@2 239 # else
nuclear@2 240 # define ZEXPORT __declspec(dllimport)
nuclear@2 241 # define ZEXPORTVA __declspec(dllimport)
nuclear@2 242 # endif
nuclear@2 243 # endif
nuclear@2 244 #endif
nuclear@2 245
nuclear@2 246 #ifndef ZEXTERN
nuclear@2 247 # define ZEXTERN extern
nuclear@2 248 #endif
nuclear@2 249 #ifndef ZEXPORT
nuclear@2 250 # define ZEXPORT
nuclear@2 251 #endif
nuclear@2 252 #ifndef ZEXPORTVA
nuclear@2 253 # define ZEXPORTVA
nuclear@2 254 #endif
nuclear@2 255
nuclear@2 256 #ifndef FAR
nuclear@2 257 # define FAR
nuclear@2 258 #endif
nuclear@2 259
nuclear@2 260 #if !defined(__MACTYPES__)
nuclear@2 261 typedef unsigned char Byte; /* 8 bits */
nuclear@2 262 #endif
nuclear@2 263 typedef unsigned int uInt; /* 16 bits or more */
nuclear@2 264 typedef unsigned long uLong; /* 32 bits or more */
nuclear@2 265
nuclear@2 266 #ifdef SMALL_MEDIUM
nuclear@2 267 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
nuclear@2 268 # define Bytef Byte FAR
nuclear@2 269 #else
nuclear@2 270 typedef Byte FAR Bytef;
nuclear@2 271 #endif
nuclear@2 272 typedef char FAR charf;
nuclear@2 273 typedef int FAR intf;
nuclear@2 274 typedef uInt FAR uIntf;
nuclear@2 275 typedef uLong FAR uLongf;
nuclear@2 276
nuclear@2 277 #ifdef STDC
nuclear@2 278 typedef void const *voidpc;
nuclear@2 279 typedef void FAR *voidpf;
nuclear@2 280 typedef void *voidp;
nuclear@2 281 #else
nuclear@2 282 typedef Byte const *voidpc;
nuclear@2 283 typedef Byte FAR *voidpf;
nuclear@2 284 typedef Byte *voidp;
nuclear@2 285 #endif
nuclear@2 286
nuclear@2 287 #if 0 /* HAVE_UNISTD_H -- this line is updated by ./configure */
nuclear@2 288 # include <sys/types.h> /* for off_t */
nuclear@2 289 # include <unistd.h> /* for SEEK_* and off_t */
nuclear@2 290 # ifdef VMS
nuclear@2 291 # include <unixio.h> /* for off_t */
nuclear@2 292 # endif
nuclear@2 293 # define z_off_t off_t
nuclear@2 294 #endif
nuclear@2 295 #ifndef SEEK_SET
nuclear@2 296 # define SEEK_SET 0 /* Seek from beginning of file. */
nuclear@2 297 # define SEEK_CUR 1 /* Seek from current position. */
nuclear@2 298 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
nuclear@2 299 #endif
nuclear@2 300 #ifndef z_off_t
nuclear@2 301 # define z_off_t long
nuclear@2 302 #endif
nuclear@2 303
nuclear@2 304 #if defined(__OS400__)
nuclear@2 305 # define NO_vsnprintf
nuclear@2 306 #endif
nuclear@2 307
nuclear@2 308 #if defined(__MVS__)
nuclear@2 309 # define NO_vsnprintf
nuclear@2 310 # ifdef FAR
nuclear@2 311 # undef FAR
nuclear@2 312 # endif
nuclear@2 313 #endif
nuclear@2 314
nuclear@2 315 /* MVS linker does not support external names larger than 8 bytes */
nuclear@2 316 #if defined(__MVS__)
nuclear@2 317 # pragma map(deflateInit_,"DEIN")
nuclear@2 318 # pragma map(deflateInit2_,"DEIN2")
nuclear@2 319 # pragma map(deflateEnd,"DEEND")
nuclear@2 320 # pragma map(deflateBound,"DEBND")
nuclear@2 321 # pragma map(inflateInit_,"ININ")
nuclear@2 322 # pragma map(inflateInit2_,"ININ2")
nuclear@2 323 # pragma map(inflateEnd,"INEND")
nuclear@2 324 # pragma map(inflateSync,"INSY")
nuclear@2 325 # pragma map(inflateSetDictionary,"INSEDI")
nuclear@2 326 # pragma map(compressBound,"CMBND")
nuclear@2 327 # pragma map(inflate_table,"INTABL")
nuclear@2 328 # pragma map(inflate_fast,"INFA")
nuclear@2 329 # pragma map(inflate_copyright,"INCOPY")
nuclear@2 330 #endif
nuclear@2 331
nuclear@2 332 #endif /* ZCONF_H */