cpukit/include/zconf.h

0001 /* zconf.h -- configuration of the zlib compression library
0002  * Copyright (C) 1995-2016 Jean-loup Gailly, Mark Adler
0003  * For conditions of distribution and use, see copyright notice in zlib.h
0004  */
0005
0006 /* @(#) $Id$ */
0007
0008 #ifndef ZCONF_H
0009 #define ZCONF_H
0010 #ifdef __rtems__
0011 #define ZLIB_CONST 1
0012 #define Z_PREFIX 1
0013 #endif /* __rtems__ */
0014
0015 /*
0016  * If you *really* need a unique prefix for all types and library functions,
0017  * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
0018  * Even better than compiling with -DZ_PREFIX would be to use configure to set
0019  * this permanently in zconf.h using "./configure --zprefix".
0020  */
0021 #ifdef Z_PREFIX     /* may be set to #if 1 by ./configure */
0022 #  define Z_PREFIX_SET
0023
0024 /* all linked symbols and init macros */
0025 #  define _dist_code            z__dist_code
0026 #  define _length_code          z__length_code
0027 #  define _tr_align             z__tr_align
0028 #  define _tr_flush_bits        z__tr_flush_bits
0029 #  define _tr_flush_block       z__tr_flush_block
0030 #  define _tr_init              z__tr_init
0031 #  define _tr_stored_block      z__tr_stored_block
0032 #  define _tr_tally             z__tr_tally
0033 #  define adler32               z_adler32
0034 #  define adler32_combine       z_adler32_combine
0035 #  define adler32_combine64     z_adler32_combine64
0036 #  define adler32_z             z_adler32_z
0037 #  ifndef Z_SOLO
0038 #    define compress              z_compress
0039 #    define compress2             z_compress2
0040 #    define compressBound         z_compressBound
0041 #  endif
0042 #  define crc32                 z_crc32
0043 #  define crc32_combine         z_crc32_combine
0044 #  define crc32_combine64       z_crc32_combine64
0045 #  define crc32_combine_gen     z_crc32_combine_gen
0046 #  define crc32_combine_gen64   z_crc32_combine_gen64
0047 #  define crc32_combine_op      z_crc32_combine_op
0048 #  define crc32_z               z_crc32_z
0049 #  define deflate               z_deflate
0050 #  define deflateBound          z_deflateBound
0051 #  define deflateCopy           z_deflateCopy
0052 #  define deflateEnd            z_deflateEnd
0053 #  define deflateGetDictionary  z_deflateGetDictionary
0054 #  define deflateInit           z_deflateInit
0055 #  define deflateInit2          z_deflateInit2
0056 #  define deflateInit2_         z_deflateInit2_
0057 #  define deflateInit_          z_deflateInit_
0058 #  define deflateParams         z_deflateParams
0059 #  define deflatePending        z_deflatePending
0060 #  define deflatePrime          z_deflatePrime
0061 #  define deflateReset          z_deflateReset
0062 #  define deflateResetKeep      z_deflateResetKeep
0063 #  define deflateSetDictionary  z_deflateSetDictionary
0064 #  define deflateSetHeader      z_deflateSetHeader
0065 #  define deflateTune           z_deflateTune
0066 #  define deflate_copyright     z_deflate_copyright
0067 #  define get_crc_table         z_get_crc_table
0068 #  ifndef Z_SOLO
0069 #    define gz_error              z_gz_error
0070 #    define gz_intmax             z_gz_intmax
0071 #    define gz_strwinerror        z_gz_strwinerror
0072 #    define gzbuffer              z_gzbuffer
0073 #    define gzclearerr            z_gzclearerr
0074 #    define gzclose               z_gzclose
0075 #    define gzclose_r             z_gzclose_r
0076 #    define gzclose_w             z_gzclose_w
0077 #    define gzdirect              z_gzdirect
0078 #    define gzdopen               z_gzdopen
0079 #    define gzeof                 z_gzeof
0080 #    define gzerror               z_gzerror
0081 #    define gzflush               z_gzflush
0082 #    define gzfread               z_gzfread
0083 #    define gzfwrite              z_gzfwrite
0084 #    define gzgetc                z_gzgetc
0085 #    define gzgetc_               z_gzgetc_
0086 #    define gzgets                z_gzgets
0087 #    define gzoffset              z_gzoffset
0088 #    define gzoffset64            z_gzoffset64
0089 #    define gzopen                z_gzopen
0090 #    define gzopen64              z_gzopen64
0091 #    ifdef _WIN32
0092 #      define gzopen_w              z_gzopen_w
0093 #    endif
0094 #    define gzprintf              z_gzprintf
0095 #    define gzputc                z_gzputc
0096 #    define gzputs                z_gzputs
0097 #    define gzread                z_gzread
0098 #    define gzrewind              z_gzrewind
0099 #    define gzseek                z_gzseek
0100 #    define gzseek64              z_gzseek64
0101 #    define gzsetparams           z_gzsetparams
0102 #    define gztell                z_gztell
0103 #    define gztell64              z_gztell64
0104 #    define gzungetc              z_gzungetc
0105 #    define gzvprintf             z_gzvprintf
0106 #    define gzwrite               z_gzwrite
0107 #  endif
0108 #  define inflate               z_inflate
0109 #  define inflateBack           z_inflateBack
0110 #  define inflateBackEnd        z_inflateBackEnd
0111 #  define inflateBackInit       z_inflateBackInit
0112 #  define inflateBackInit_      z_inflateBackInit_
0113 #  define inflateCodesUsed      z_inflateCodesUsed
0114 #  define inflateCopy           z_inflateCopy
0115 #  define inflateEnd            z_inflateEnd
0116 #  define inflateGetDictionary  z_inflateGetDictionary
0117 #  define inflateGetHeader      z_inflateGetHeader
0118 #  define inflateInit           z_inflateInit
0119 #  define inflateInit2          z_inflateInit2
0120 #  define inflateInit2_         z_inflateInit2_
0121 #  define inflateInit_          z_inflateInit_
0122 #  define inflateMark           z_inflateMark
0123 #  define inflatePrime          z_inflatePrime
0124 #  define inflateReset          z_inflateReset
0125 #  define inflateReset2         z_inflateReset2
0126 #  define inflateResetKeep      z_inflateResetKeep
0127 #  define inflateSetDictionary  z_inflateSetDictionary
0128 #  define inflateSync           z_inflateSync
0129 #  define inflateSyncPoint      z_inflateSyncPoint
0130 #  define inflateUndermine      z_inflateUndermine
0131 #  define inflateValidate       z_inflateValidate
0132 #  define inflate_copyright     z_inflate_copyright
0133 #  define inflate_fast          z_inflate_fast
0134 #  define inflate_table         z_inflate_table
0135 #  ifndef Z_SOLO
0136 #    define uncompress            z_uncompress
0137 #    define uncompress2           z_uncompress2
0138 #  endif
0139 #  define zError                z_zError
0140 #  ifndef Z_SOLO
0141 #    define zcalloc               z_zcalloc
0142 #    define zcfree                z_zcfree
0143 #  endif
0144 #  define zlibCompileFlags      z_zlibCompileFlags
0145 #  define zlibVersion           z_zlibVersion
0146
0147 /* all zlib typedefs in zlib.h and zconf.h */
0148 #  define Byte                  z_Byte
0149 #  define Bytef                 z_Bytef
0150 #  define alloc_func            z_alloc_func
0151 #  define charf                 z_charf
0152 #  define free_func             z_free_func
0153 #  ifndef Z_SOLO
0154 #    define gzFile                z_gzFile
0155 #  endif
0156 #  define gz_header             z_gz_header
0157 #  define gz_headerp            z_gz_headerp
0158 #  define in_func               z_in_func
0159 #  define intf                  z_intf
0160 #  define out_func              z_out_func
0161 #  define uInt                  z_uInt
0162 #  define uIntf                 z_uIntf
0163 #  define uLong                 z_uLong
0164 #  define uLongf                z_uLongf
0165 #  define voidp                 z_voidp
0166 #  define voidpc                z_voidpc
0167 #  define voidpf                z_voidpf
0168
0169 /* all zlib structs in zlib.h and zconf.h */
0170 #  define gz_header_s           z_gz_header_s
0171 #  define internal_state        z_internal_state
0172
0173 #endif
0174
0175 #if defined(__MSDOS__) && !defined(MSDOS)
0176 #  define MSDOS
0177 #endif
0178 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
0179 #  define OS2
0180 #endif
0181 #if defined(_WINDOWS) && !defined(WINDOWS)
0182 #  define WINDOWS
0183 #endif
0184 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
0185 #  ifndef WIN32
0186 #    define WIN32
0187 #  endif
0188 #endif
0189 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
0190 #  if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
0191 #    ifndef SYS16BIT
0192 #      define SYS16BIT
0193 #    endif
0194 #  endif
0195 #endif
0196
0197 /*
0198  * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
0199  * than 64k bytes at a time (needed on systems with 16-bit int).
0200  */
0201 #ifdef SYS16BIT
0202 #  define MAXSEG_64K
0203 #endif
0204 #ifdef MSDOS
0205 #  define UNALIGNED_OK
0206 #endif
0207
0208 #ifdef __STDC_VERSION__
0209 #  ifndef STDC
0210 #    define STDC
0211 #  endif
0212 #  if __STDC_VERSION__ >= 199901L
0213 #    ifndef STDC99
0214 #      define STDC99
0215 #    endif
0216 #  endif
0217 #endif
0218 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
0219 #  define STDC
0220 #endif
0221 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
0222 #  define STDC
0223 #endif
0224 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
0225 #  define STDC
0226 #endif
0227 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
0228 #  define STDC
0229 #endif
0230
0231 #if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
0232 #  define STDC
0233 #endif
0234
0235 #ifndef STDC
0236 #  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
0237 #    define const       /* note: need a more gentle solution here */
0238 #  endif
0239 #endif
0240
0241 #if defined(ZLIB_CONST) && !defined(z_const)
0242 #  define z_const const
0243 #else
0244 #  define z_const
0245 #endif
0246
0247 #ifdef Z_SOLO
0248    typedef unsigned long z_size_t;
0249 #else
0250 #  define z_longlong long long
0251 #  if defined(NO_SIZE_T)
0252      typedef unsigned NO_SIZE_T z_size_t;
0253 #  elif defined(STDC)
0254 #    include <stddef.h>
0255      typedef size_t z_size_t;
0256 #  else
0257      typedef unsigned long z_size_t;
0258 #  endif
0259 #  undef z_longlong
0260 #endif
0261
0262 /* Maximum value for memLevel in deflateInit2 */
0263 #ifndef MAX_MEM_LEVEL
0264 #  ifdef MAXSEG_64K
0265 #    define MAX_MEM_LEVEL 8
0266 #  else
0267 #    define MAX_MEM_LEVEL 9
0268 #  endif
0269 #endif
0270
0271 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
0272  * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
0273  * created by gzip. (Files created by minigzip can still be extracted by
0274  * gzip.)
0275  */
0276 #ifndef MAX_WBITS
0277 #  define MAX_WBITS   15 /* 32K LZ77 window */
0278 #endif
0279
0280 /* The memory requirements for deflate are (in bytes):
0281             (1 << (windowBits+2)) +  (1 << (memLevel+9))
0282  that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
0283  plus a few kilobytes for small objects. For example, if you want to reduce
0284  the default memory requirements from 256K to 128K, compile with
0285      make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
0286  Of course this will generally degrade compression (there's no free lunch).
0287
0288    The memory requirements for inflate are (in bytes) 1 << windowBits
0289  that is, 32K for windowBits=15 (default value) plus about 7 kilobytes
0290  for small objects.
0291 */
0292
0293                         /* Type declarations */
0294
0295 #ifndef OF /* function prototypes */
0296 #  ifdef STDC
0297 #    define OF(args)  args
0298 #  else
0299 #    define OF(args)  ()
0300 #  endif
0301 #endif
0302
0303 #ifndef Z_ARG /* function prototypes for stdarg */
0304 #  if defined(STDC) || defined(Z_HAVE_STDARG_H)
0305 #    define Z_ARG(args)  args
0306 #  else
0307 #    define Z_ARG(args)  ()
0308 #  endif
0309 #endif
0310
0311 /* The following definitions for FAR are needed only for MSDOS mixed
0312  * model programming (small or medium model with some far allocations).
0313  * This was tested only with MSC; for other MSDOS compilers you may have
0314  * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
0315  * just define FAR to be empty.
0316  */
0317 #ifdef SYS16BIT
0318 #  if defined(M_I86SM) || defined(M_I86MM)
0319      /* MSC small or medium model */
0320 #    define SMALL_MEDIUM
0321 #    ifdef _MSC_VER
0322 #      define FAR _far
0323 #    else
0324 #      define FAR far
0325 #    endif
0326 #  endif
0327 #  if (defined(__SMALL__) || defined(__MEDIUM__))
0328      /* Turbo C small or medium model */
0329 #    define SMALL_MEDIUM
0330 #    ifdef __BORLANDC__
0331 #      define FAR _far
0332 #    else
0333 #      define FAR far
0334 #    endif
0335 #  endif
0336 #endif
0337
0338 #if defined(WINDOWS) || defined(WIN32)
0339    /* If building or using zlib as a DLL, define ZLIB_DLL.
0340     * This is not mandatory, but it offers a little performance increase.
0341     */
0342 #  ifdef ZLIB_DLL
0343 #    if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
0344 #      ifdef ZLIB_INTERNAL
0345 #        define ZEXTERN extern __declspec(dllexport)
0346 #      else
0347 #        define ZEXTERN extern __declspec(dllimport)
0348 #      endif
0349 #    endif
0350 #  endif  /* ZLIB_DLL */
0351    /* If building or using zlib with the WINAPI/WINAPIV calling convention,
0352     * define ZLIB_WINAPI.
0353     * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
0354     */
0355 #  ifdef ZLIB_WINAPI
0356 #    ifdef FAR
0357 #      undef FAR
0358 #    endif
0359 #    ifndef WIN32_LEAN_AND_MEAN
0360 #      define WIN32_LEAN_AND_MEAN
0361 #    endif
0362 #    include <windows.h>
0363      /* No need for _export, use ZLIB.DEF instead. */
0364      /* For complete Windows compatibility, use WINAPI, not __stdcall. */
0365 #    define ZEXPORT WINAPI
0366 #    ifdef WIN32
0367 #      define ZEXPORTVA WINAPIV
0368 #    else
0369 #      define ZEXPORTVA FAR CDECL
0370 #    endif
0371 #  endif
0372 #endif
0373
0374 #if defined (__BEOS__)
0375 #  ifdef ZLIB_DLL
0376 #    ifdef ZLIB_INTERNAL
0377 #      define ZEXPORT   __declspec(dllexport)
0378 #      define ZEXPORTVA __declspec(dllexport)
0379 #    else
0380 #      define ZEXPORT   __declspec(dllimport)
0381 #      define ZEXPORTVA __declspec(dllimport)
0382 #    endif
0383 #  endif
0384 #endif
0385
0386 #ifndef ZEXTERN
0387 #  define ZEXTERN extern
0388 #endif
0389 #ifndef ZEXPORT
0390 #  define ZEXPORT
0391 #endif
0392 #ifndef ZEXPORTVA
0393 #  define ZEXPORTVA
0394 #endif
0395
0396 #ifndef FAR
0397 #  define FAR
0398 #endif
0399
0400 #if !defined(__MACTYPES__)
0401 typedef unsigned char  Byte;  /* 8 bits */
0402 #endif
0403 typedef unsigned int   uInt;  /* 16 bits or more */
0404 typedef unsigned long  uLong; /* 32 bits or more */
0405
0406 #ifdef SMALL_MEDIUM
0407    /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
0408 #  define Bytef Byte FAR
0409 #else
0410    typedef Byte  FAR Bytef;
0411 #endif
0412 typedef char  FAR charf;
0413 typedef int   FAR intf;
0414 typedef uInt  FAR uIntf;
0415 typedef uLong FAR uLongf;
0416
0417 #ifdef STDC
0418    typedef void const *voidpc;
0419    typedef void FAR   *voidpf;
0420    typedef void       *voidp;
0421 #else
0422    typedef Byte const *voidpc;
0423    typedef Byte FAR   *voidpf;
0424    typedef Byte       *voidp;
0425 #endif
0426
0427 #ifndef __rtems__
0428 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
0429 #  include <limits.h>
0430 #  if (UINT_MAX == 0xffffffffUL)
0431 #    define Z_U4 unsigned
0432 #  elif (ULONG_MAX == 0xffffffffUL)
0433 #    define Z_U4 unsigned long
0434 #  elif (USHRT_MAX == 0xffffffffUL)
0435 #    define Z_U4 unsigned short
0436 #  endif
0437 #endif
0438 #else /* __rtems__ */
0439 #include <stdint.h>
0440 #define Z_U4 uint32_t
0441 #endif /* __rtems__ */
0442
0443 #ifdef Z_U4
0444    typedef Z_U4 z_crc_t;
0445 #else
0446    typedef unsigned long z_crc_t;
0447 #endif
0448
0449 #ifdef __rtems__
0450 #  define Z_HAVE_UNISTD_H
0451 #endif
0452
0453 #ifdef __rtems__
0454 #  define Z_HAVE_STDARG_H
0455 #endif
0456
0457 #ifdef STDC
0458 #  ifndef Z_SOLO
0459 #    include <sys/types.h>      /* for off_t */
0460 #  endif
0461 #endif
0462
0463 #if defined(STDC) || defined(Z_HAVE_STDARG_H)
0464 #  ifndef Z_SOLO
0465 #    include <stdarg.h>         /* for va_list */
0466 #  endif
0467 #endif
0468
0469 #ifdef _WIN32
0470 #  ifndef Z_SOLO
0471 #    include <stddef.h>         /* for wchar_t */
0472 #  endif
0473 #endif
0474
0475 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
0476  * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
0477  * though the former does not conform to the LFS document), but considering
0478  * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
0479  * equivalently requesting no 64-bit operations
0480  */
0481 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
0482 #  undef _LARGEFILE64_SOURCE
0483 #endif
0484
0485 #ifndef Z_HAVE_UNISTD_H
0486 #  ifdef __WATCOMC__
0487 #    define Z_HAVE_UNISTD_H
0488 #  endif
0489 #endif
0490 #ifndef Z_HAVE_UNISTD_H
0491 #  if defined(_LARGEFILE64_SOURCE) && !defined(_WIN32)
0492 #    define Z_HAVE_UNISTD_H
0493 #  endif
0494 #endif
0495 #ifndef Z_SOLO
0496 #  if defined(Z_HAVE_UNISTD_H)
0497 #    include <unistd.h>         /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
0498 #    ifdef VMS
0499 #      include <unixio.h>       /* for off_t */
0500 #    endif
0501 #    ifndef z_off_t
0502 #      define z_off_t off_t
0503 #    endif
0504 #  endif
0505 #endif
0506
0507 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
0508 #  define Z_LFS64
0509 #endif
0510
0511 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
0512 #  define Z_LARGE64
0513 #endif
0514
0515 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
0516 #  define Z_WANT64
0517 #endif
0518
0519 #if !defined(SEEK_SET) && !defined(Z_SOLO)
0520 #  define SEEK_SET        0       /* Seek from beginning of file.  */
0521 #  define SEEK_CUR        1       /* Seek from current position.  */
0522 #  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
0523 #endif
0524
0525 #ifndef z_off_t
0526 #  define z_off_t long
0527 #endif
0528
0529 #if !defined(_WIN32) && defined(Z_LARGE64)
0530 #  define z_off64_t off64_t
0531 #else
0532 #  if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
0533 #    define z_off64_t __int64
0534 #  else
0535 #    define z_off64_t z_off_t
0536 #  endif
0537 #endif
0538
0539 /* MVS linker does not support external names larger than 8 bytes */
0540 #if defined(__MVS__)
0541   #pragma map(deflateInit_,"DEIN")
0542   #pragma map(deflateInit2_,"DEIN2")
0543   #pragma map(deflateEnd,"DEEND")
0544   #pragma map(deflateBound,"DEBND")
0545   #pragma map(inflateInit_,"ININ")
0546   #pragma map(inflateInit2_,"ININ2")
0547   #pragma map(inflateEnd,"INEND")
0548   #pragma map(inflateSync,"INSY")
0549   #pragma map(inflateSetDictionary,"INSEDI")
0550   #pragma map(compressBound,"CMBND")
0551   #pragma map(inflate_table,"INTABL")
0552   #pragma map(inflate_fast,"INFA")
0553   #pragma map(inflate_copyright,"INCOPY")
0554 #endif
0555
0556 #endif /* ZCONF_H */