lib/libz/zconf.h

   1 /* zconf.h -- configuration of the zlib compression library
   2  * Copyright (C) 1995-2013 Jean-loup Gailly.
   3  * For conditions of distribution and use, see copyright notice in zlib.h
   4  */
   5
   6 /* @(#) $FreeBSD$ */
   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  * Even better than compiling with -DZ_PREFIX would be to use configure to set
  15  * this permanently in zconf.h using "./configure --zprefix".
  16  */
  17 #ifdef Z_PREFIX     /* may be set to #if 1 by ./configure */
  18 #  define Z_PREFIX_SET
  19
  20 /* all linked symbols */
  21 #  define _dist_code            z__dist_code
  22 #  define _length_code          z__length_code
  23 #  define _tr_align             z__tr_align
  24 #  define _tr_flush_bits        z__tr_flush_bits
  25 #  define _tr_flush_block       z__tr_flush_block
  26 #  define _tr_init              z__tr_init
  27 #  define _tr_stored_block      z__tr_stored_block
  28 #  define _tr_tally             z__tr_tally
  29 #  define adler32               z_adler32
  30 #  define adler32_combine       z_adler32_combine
  31 #  define adler32_combine64     z_adler32_combine64
  32 #  ifndef Z_SOLO
  33 #    define compress              z_compress
  34 #    define compress2             z_compress2
  35 #    define compressBound         z_compressBound
  36 #  endif
  37 #  define crc32                 z_crc32
  38 #  define crc32_combine         z_crc32_combine
  39 #  define crc32_combine64       z_crc32_combine64
  40 #  define deflate               z_deflate
  41 #  define deflateBound          z_deflateBound
  42 #  define deflateCopy           z_deflateCopy
  43 #  define deflateEnd            z_deflateEnd
  44 #  define deflateInit2_         z_deflateInit2_
  45 #  define deflateInit_          z_deflateInit_
  46 #  define deflateParams         z_deflateParams
  47 #  define deflatePending        z_deflatePending
  48 #  define deflatePrime          z_deflatePrime
  49 #  define deflateReset          z_deflateReset
  50 #  define deflateResetKeep      z_deflateResetKeep
  51 #  define deflateSetDictionary  z_deflateSetDictionary
  52 #  define deflateSetHeader      z_deflateSetHeader
  53 #  define deflateTune           z_deflateTune
  54 #  define deflate_copyright     z_deflate_copyright
  55 #  define get_crc_table         z_get_crc_table
  56 #  ifndef Z_SOLO
  57 #    define gz_error              z_gz_error
  58 #    define gz_intmax             z_gz_intmax
  59 #    define gz_strwinerror        z_gz_strwinerror
  60 #    define gzbuffer              z_gzbuffer
  61 #    define gzclearerr            z_gzclearerr
  62 #    define gzclose               z_gzclose
  63 #    define gzclose_r             z_gzclose_r
  64 #    define gzclose_w             z_gzclose_w
  65 #    define gzdirect              z_gzdirect
  66 #    define gzdopen               z_gzdopen
  67 #    define gzeof                 z_gzeof
  68 #    define gzerror               z_gzerror
  69 #    define gzflush               z_gzflush
  70 #    define gzgetc                z_gzgetc
  71 #    define gzgetc_               z_gzgetc_
  72 #    define gzgets                z_gzgets
  73 #    define gzoffset              z_gzoffset
  74 #    define gzoffset64            z_gzoffset64
  75 #    define gzopen                z_gzopen
  76 #    define gzopen64              z_gzopen64
  77 #    ifdef _WIN32
  78 #      define gzopen_w              z_gzopen_w
  79 #    endif
  80 #    define gzprintf              z_gzprintf
  81 #    define gzvprintf             z_gzvprintf
  82 #    define gzputc                z_gzputc
  83 #    define gzputs                z_gzputs
  84 #    define gzread                z_gzread
  85 #    define gzrewind              z_gzrewind
  86 #    define gzseek                z_gzseek
  87 #    define gzseek64              z_gzseek64
  88 #    define gzsetparams           z_gzsetparams
  89 #    define gztell                z_gztell
  90 #    define gztell64              z_gztell64
  91 #    define gzungetc              z_gzungetc
  92 #    define gzwrite               z_gzwrite
  93 #  endif
  94 #  define inflate               z_inflate
  95 #  define inflateBack           z_inflateBack
  96 #  define inflateBackEnd        z_inflateBackEnd
  97 #  define inflateBackInit_      z_inflateBackInit_
  98 #  define inflateCopy           z_inflateCopy
  99 #  define inflateEnd            z_inflateEnd
 100 #  define inflateGetHeader      z_inflateGetHeader
 101 #  define inflateInit2_         z_inflateInit2_
 102 #  define inflateInit_          z_inflateInit_
 103 #  define inflateMark           z_inflateMark
 104 #  define inflatePrime          z_inflatePrime
 105 #  define inflateReset          z_inflateReset
 106 #  define inflateReset2         z_inflateReset2
 107 #  define inflateSetDictionary  z_inflateSetDictionary
 108 #  define inflateGetDictionary  z_inflateGetDictionary
 109 #  define inflateSync           z_inflateSync
 110 #  define inflateSyncPoint      z_inflateSyncPoint
 111 #  define inflateUndermine      z_inflateUndermine
 112 #  define inflateResetKeep      z_inflateResetKeep
 113 #  define inflate_copyright     z_inflate_copyright
 114 #  define inflate_fast          z_inflate_fast
 115 #  define inflate_table         z_inflate_table
 116 #  ifndef Z_SOLO
 117 #    define uncompress            z_uncompress
 118 #  endif
 119 #  define zError                z_zError
 120 #  ifndef Z_SOLO
 121 #    define zcalloc               z_zcalloc
 122 #    define zcfree                z_zcfree
 123 #  endif
 124 #  define zlibCompileFlags      z_zlibCompileFlags
 125 #  define zlibVersion           z_zlibVersion
 126
 127 /* all zlib typedefs in zlib.h and zconf.h */
 128 #  define Byte                  z_Byte
 129 #  define Bytef                 z_Bytef
 130 #  define alloc_func            z_alloc_func
 131 #  define charf                 z_charf
 132 #  define free_func             z_free_func
 133 #  ifndef Z_SOLO
 134 #    define gzFile                z_gzFile
 135 #  endif
 136 #  define gz_header             z_gz_header
 137 #  define gz_headerp            z_gz_headerp
 138 #  define in_func               z_in_func
 139 #  define intf                  z_intf
 140 #  define out_func              z_out_func
 141 #  define uInt                  z_uInt
 142 #  define uIntf                 z_uIntf
 143 #  define uLong                 z_uLong
 144 #  define uLongf                z_uLongf
 145 #  define voidp                 z_voidp
 146 #  define voidpc                z_voidpc
 147 #  define voidpf                z_voidpf
 148
 149 /* all zlib structs in zlib.h and zconf.h */
 150 #  define gz_header_s           z_gz_header_s
 151 #  define internal_state        z_internal_state
 152
 153 #endif
 154
 155 #if defined(__MSDOS__) && !defined(MSDOS)
 156 #  define MSDOS
 157 #endif
 158 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
 159 #  define OS2
 160 #endif
 161 #if defined(_WINDOWS) && !defined(WINDOWS)
 162 #  define WINDOWS
 163 #endif
 164 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
 165 #  ifndef WIN32
 166 #    define WIN32
 167 #  endif
 168 #endif
 169 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
 170 #  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
 171 #    ifndef SYS16BIT
 172 #      define SYS16BIT
 173 #    endif
 174 #  endif
 175 #endif
 176
 177 /*
 178  * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
 179  * than 64k bytes at a time (needed on systems with 16-bit int).
 180  */
 181 #ifdef SYS16BIT
 182 #  define MAXSEG_64K
 183 #endif
 184 #ifdef MSDOS
 185 #  define UNALIGNED_OK
 186 #endif
 187
 188 #ifdef __STDC_VERSION__
 189 #  ifndef STDC
 190 #    define STDC
 191 #  endif
 192 #  if __STDC_VERSION__ >= 199901L
 193 #    ifndef STDC99
 194 #      define STDC99
 195 #    endif
 196 #  endif
 197 #endif
 198 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
 199 #  define STDC
 200 #endif
 201 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
 202 #  define STDC
 203 #endif
 204 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
 205 #  define STDC
 206 #endif
 207 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
 208 #  define STDC
 209 #endif
 210
 211 #if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
 212 #  define STDC
 213 #endif
 214
 215 #ifndef STDC
 216 #  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
 217 #    define const       /* note: need a more gentle solution here */
 218 #  endif
 219 #endif
 220
 221 #if defined(ZLIB_CONST) && !defined(z_const)
 222 #  define z_const const
 223 #else
 224 #  define z_const
 225 #endif
 226
 227 /* Some Mac compilers merge all .h files incorrectly: */
 228 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
 229 #  define NO_DUMMY_DECL
 230 #endif
 231
 232 /* Maximum value for memLevel in deflateInit2 */
 233 #ifndef MAX_MEM_LEVEL
 234 #  ifdef MAXSEG_64K
 235 #    define MAX_MEM_LEVEL 8
 236 #  else
 237 #    define MAX_MEM_LEVEL 9
 238 #  endif
 239 #endif
 240
 241 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
 242  * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
 243  * created by gzip. (Files created by minigzip can still be extracted by
 244  * gzip.)
 245  */
 246 #ifndef MAX_WBITS
 247 #  define MAX_WBITS   15 /* 32K LZ77 window */
 248 #endif
 249
 250 /* The memory requirements for deflate are (in bytes):
 251             (1 << (windowBits+2)) +  (1 << (memLevel+9))
 252  that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
 253  plus a few kilobytes for small objects. For example, if you want to reduce
 254  the default memory requirements from 256K to 128K, compile with
 255      make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
 256  Of course this will generally degrade compression (there's no free lunch).
 257
 258    The memory requirements for inflate are (in bytes) 1 << windowBits
 259  that is, 32K for windowBits=15 (default value) plus a few kilobytes
 260  for small objects.
 261 */
 262
 263                         /* Type declarations */
 264
 265 #ifndef OF /* function prototypes */
 266 #  ifdef STDC
 267 #    define OF(args)  args
 268 #  else
 269 #    define OF(args)  ()
 270 #  endif
 271 #endif
 272
 273 #ifndef Z_ARG /* function prototypes for stdarg */
 274 #  if defined(STDC) || defined(Z_HAVE_STDARG_H)
 275 #    define Z_ARG(args)  args
 276 #  else
 277 #    define Z_ARG(args)  ()
 278 #  endif
 279 #endif
 280
 281 /* The following definitions for FAR are needed only for MSDOS mixed
 282  * model programming (small or medium model with some far allocations).
 283  * This was tested only with MSC; for other MSDOS compilers you may have
 284  * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
 285  * just define FAR to be empty.
 286  */
 287 #ifdef SYS16BIT
 288 #  if defined(M_I86SM) || defined(M_I86MM)
 289      /* MSC small or medium model */
 290 #    define SMALL_MEDIUM
 291 #    ifdef _MSC_VER
 292 #      define FAR _far
 293 #    else
 294 #      define FAR far
 295 #    endif
 296 #  endif
 297 #  if (defined(__SMALL__) || defined(__MEDIUM__))
 298      /* Turbo C small or medium model */
 299 #    define SMALL_MEDIUM
 300 #    ifdef __BORLANDC__
 301 #      define FAR _far
 302 #    else
 303 #      define FAR far
 304 #    endif
 305 #  endif
 306 #endif
 307
 308 #if defined(WINDOWS) || defined(WIN32)
 309    /* If building or using zlib as a DLL, define ZLIB_DLL.
 310     * This is not mandatory, but it offers a little performance increase.
 311     */
 312 #  ifdef ZLIB_DLL
 313 #    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
 314 #      ifdef ZLIB_INTERNAL
 315 #        define ZEXTERN extern __declspec(dllexport)
 316 #      else
 317 #        define ZEXTERN extern __declspec(dllimport)
 318 #      endif
 319 #    endif
 320 #  endif  /* ZLIB_DLL */
 321    /* If building or using zlib with the WINAPI/WINAPIV calling convention,
 322     * define ZLIB_WINAPI.
 323     * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
 324     */
 325 #  ifdef ZLIB_WINAPI
 326 #    ifdef FAR
 327 #      undef FAR
 328 #    endif
 329 #    include <windows.h>
 330      /* No need for _export, use ZLIB.DEF instead. */
 331      /* For complete Windows compatibility, use WINAPI, not __stdcall. */
 332 #    define ZEXPORT WINAPI
 333 #    ifdef WIN32
 334 #      define ZEXPORTVA WINAPIV
 335 #    else
 336 #      define ZEXPORTVA FAR CDECL
 337 #    endif
 338 #  endif
 339 #endif
 340
 341 #if defined (__BEOS__)
 342 #  ifdef ZLIB_DLL
 343 #    ifdef ZLIB_INTERNAL
 344 #      define ZEXPORT   __declspec(dllexport)
 345 #      define ZEXPORTVA __declspec(dllexport)
 346 #    else
 347 #      define ZEXPORT   __declspec(dllimport)
 348 #      define ZEXPORTVA __declspec(dllimport)
 349 #    endif
 350 #  endif
 351 #endif
 352
 353 #ifndef ZEXTERN
 354 #  define ZEXTERN extern
 355 #endif
 356 #ifndef ZEXPORT
 357 #  define ZEXPORT
 358 #endif
 359 #ifndef ZEXPORTVA
 360 #  define ZEXPORTVA
 361 #endif
 362
 363 #ifndef FAR
 364 #  define FAR
 365 #endif
 366
 367 #if !defined(__MACTYPES__)
 368 typedef unsigned char  Byte;  /* 8 bits */
 369 #endif
 370 typedef unsigned int   uInt;  /* 16 bits or more */
 371 typedef unsigned long  uLong; /* 32 bits or more */
 372
 373 #ifdef SMALL_MEDIUM
 374    /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
 375 #  define Bytef Byte FAR
 376 #else
 377    typedef Byte  FAR Bytef;
 378 #endif
 379 typedef char  FAR charf;
 380 typedef int   FAR intf;
 381 typedef uInt  FAR uIntf;
 382 typedef uLong FAR uLongf;
 383
 384 #ifdef STDC
 385    typedef void const *voidpc;
 386    typedef void FAR   *voidpf;
 387    typedef void       *voidp;
 388 #else
 389    typedef Byte const *voidpc;
 390    typedef Byte FAR   *voidpf;
 391    typedef Byte       *voidp;
 392 #endif
 393
 394 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
 395 #  include <limits.h>
 396 #  if (UINT_MAX == 0xffffffffUL)
 397 #    define Z_U4 unsigned
 398 #  elif (ULONG_MAX == 0xffffffffUL)
 399 #    define Z_U4 unsigned long
 400 #  elif (USHRT_MAX == 0xffffffffUL)
 401 #    define Z_U4 unsigned short
 402 #  endif
 403 #endif
 404
 405 #ifdef Z_U4
 406    typedef Z_U4 z_crc_t;
 407 #else
 408    typedef unsigned long z_crc_t;
 409 #endif
 410
 411 #if 0    /* was set to #if 0 by ./configure */
 412 #  define Z_HAVE_UNISTD_H
 413 #endif
 414
 415 #ifdef HAVE_STDARG_H    /* may be set to #if 1 by ./configure */
 416 #  define Z_HAVE_STDARG_H
 417 #endif
 418
 419 #ifdef STDC
 420 #  ifndef Z_SOLO
 421 #    include <sys/types.h>      /* for off_t */
 422 #  endif
 423 #endif
 424
 425 #if defined(STDC) || defined(Z_HAVE_STDARG_H)
 426 #  ifndef Z_SOLO
 427 #    include <stdarg.h>         /* for va_list */
 428 #  endif
 429 #endif
 430
 431 #ifdef _WIN32
 432 #  ifndef Z_SOLO
 433 #    include <stddef.h>         /* for wchar_t */
 434 #  endif
 435 #endif
 436
 437 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
 438  * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
 439  * though the former does not conform to the LFS document), but considering
 440  * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
 441  * equivalently requesting no 64-bit operations
 442  */
 443 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
 444 #  undef _LARGEFILE64_SOURCE
 445 #endif
 446
 447 #if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H)
 448 #  define Z_HAVE_UNISTD_H
 449 #endif
 450 #ifndef Z_SOLO
 451 #  if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
 452 #    include <unistd.h>         /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
 453 #    ifdef VMS
 454 #      include <unixio.h>       /* for off_t */
 455 #    endif
 456 #    ifndef z_off_t
 457 #      define z_off_t off_t
 458 #    endif
 459 #  endif
 460 #endif
 461
 462 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
 463 #  define Z_LFS64
 464 #endif
 465
 466 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
 467 #  define Z_LARGE64
 468 #endif
 469
 470 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
 471 #  define Z_WANT64
 472 #endif
 473
 474 #if !defined(SEEK_SET) && !defined(Z_SOLO)
 475 #  define SEEK_SET        0       /* Seek from beginning of file.  */
 476 #  define SEEK_CUR        1       /* Seek from current position.  */
 477 #  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
 478 #endif
 479
 480 /*
 481  * This is hard-configured for FreeBSD.
 482  */
 483 #define z_off_t off_t
 484 #ifndef _FILE_OFFSET_BITS
 485 #define _FILE_OFFSET_BITS 64
 486 #endif
 487
 488 #ifndef z_off_t
 489 #  define z_off_t long
 490 #endif
 491
 492 #if !defined(_WIN32) && defined(Z_LARGE64)
 493 #  define z_off64_t off64_t
 494 #else
 495 #  if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
 496 #    define z_off64_t __int64
 497 #  else
 498 #    define z_off64_t z_off_t
 499 #  endif
 500 #endif
 501
 502 /* MVS linker does not support external names larger than 8 bytes */
 503 #if defined(__MVS__)
 504   #pragma map(deflateInit_,"DEIN")
 505   #pragma map(deflateInit2_,"DEIN2")
 506   #pragma map(deflateEnd,"DEEND")
 507   #pragma map(deflateBound,"DEBND")
 508   #pragma map(inflateInit_,"ININ")
 509   #pragma map(inflateInit2_,"ININ2")
 510   #pragma map(inflateEnd,"INEND")
 511   #pragma map(inflateSync,"INSY")
 512   #pragma map(inflateSetDictionary,"INSEDI")
 513   #pragma map(compressBound,"CMBND")
 514   #pragma map(inflate_table,"INTABL")
 515   #pragma map(inflate_fast,"INFA")
 516   #pragma map(inflate_copyright,"INCOPY")
 517 #endif
 518
 519 #endif /* ZCONF_H */