| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | /* zconf.h -- configuration of the zlib compression library |
| 2 | * Copyright (C) 1995-2010 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 | * 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 | |
| 19 | /* all linked symbols */ |
| 20 | # define _dist_code z__dist_code |
| 21 | # define _length_code z__length_code |
| 22 | # define _tr_align z__tr_align |
| 23 | # define _tr_flush_block z__tr_flush_block |
| 24 | # define _tr_init z__tr_init |
| 25 | # define _tr_stored_block z__tr_stored_block |
| 26 | # define _tr_tally z__tr_tally |
| 27 | # define adler32 z_adler32 |
| 28 | # define adler32_combine z_adler32_combine |
| 29 | # define adler32_combine64 z_adler32_combine64 |
| 30 | # define compress z_compress |
| 31 | # define compress2 z_compress2 |
| 32 | # define compressBound z_compressBound |
| 33 | # define crc32 z_crc32 |
| 34 | # define crc32_combine z_crc32_combine |
| 35 | # define crc32_combine64 z_crc32_combine64 |
| 36 | # define deflate z_deflate |
| 37 | # define deflateBound z_deflateBound |
| 38 | # define deflateCopy z_deflateCopy |
| 39 | # define deflateEnd z_deflateEnd |
| 40 | # define deflateInit2_ z_deflateInit2_ |
| 41 | # define deflateInit_ z_deflateInit_ |
| 42 | # define deflateParams z_deflateParams |
| 43 | # define deflatePrime z_deflatePrime |
| 44 | # define deflateReset z_deflateReset |
| 45 | # define deflateSetDictionary z_deflateSetDictionary |
| 46 | # define deflateSetHeader z_deflateSetHeader |
| 47 | # define deflateTune z_deflateTune |
| 48 | # define deflate_copyright z_deflate_copyright |
| 49 | # define get_crc_table z_get_crc_table |
| 50 | # define gz_error z_gz_error |
| 51 | # define gz_intmax z_gz_intmax |
| 52 | # define gz_strwinerror z_gz_strwinerror |
| 53 | # define gzbuffer z_gzbuffer |
| 54 | # define gzclearerr z_gzclearerr |
| 55 | # define gzclose z_gzclose |
| 56 | # define gzclose_r z_gzclose_r |
| 57 | # define gzclose_w z_gzclose_w |
| 58 | # define gzdirect z_gzdirect |
| 59 | # define gzdopen z_gzdopen |
| 60 | # define gzeof z_gzeof |
| 61 | # define gzerror z_gzerror |
| 62 | # define gzflush z_gzflush |
| 63 | # define gzgetc z_gzgetc |
| 64 | # define gzgets z_gzgets |
| 65 | # define gzoffset z_gzoffset |
| 66 | # define gzoffset64 z_gzoffset64 |
| 67 | # define gzopen z_gzopen |
| 68 | # define gzopen64 z_gzopen64 |
| 69 | # define gzprintf z_gzprintf |
| 70 | # define gzputc z_gzputc |
| 71 | # define gzputs z_gzputs |
| 72 | # define gzread z_gzread |
| 73 | # define gzrewind z_gzrewind |
| 74 | # define gzseek z_gzseek |
| 75 | # define gzseek64 z_gzseek64 |
| 76 | # define gzsetparams z_gzsetparams |
| 77 | # define gztell z_gztell |
| 78 | # define gztell64 z_gztell64 |
| 79 | # define gzungetc z_gzungetc |
| 80 | # define gzwrite z_gzwrite |
| 81 | # define inflate z_inflate |
| 82 | # define inflateBack z_inflateBack |
| 83 | # define inflateBackEnd z_inflateBackEnd |
| 84 | # define inflateBackInit_ z_inflateBackInit_ |
| 85 | # define inflateCopy z_inflateCopy |
| 86 | # define inflateEnd z_inflateEnd |
| 87 | # define inflateGetHeader z_inflateGetHeader |
| 88 | # define inflateInit2_ z_inflateInit2_ |
| 89 | # define inflateInit_ z_inflateInit_ |
| 90 | # define inflateMark z_inflateMark |
| 91 | # define inflatePrime z_inflatePrime |
| 92 | # define inflateReset z_inflateReset |
| 93 | # define inflateReset2 z_inflateReset2 |
| 94 | # define inflateSetDictionary z_inflateSetDictionary |
| 95 | # define inflateSync z_inflateSync |
| 96 | # define inflateSyncPoint z_inflateSyncPoint |
| 97 | # define inflateUndermine z_inflateUndermine |
| 98 | # define inflate_copyright z_inflate_copyright |
| 99 | # define inflate_fast z_inflate_fast |
| 100 | # define inflate_table z_inflate_table |
| 101 | # define uncompress z_uncompress |
| 102 | # define zError z_zError |
| 103 | # define zcalloc z_zcalloc |
| 104 | # define zcfree z_zcfree |
| 105 | # define zlibCompileFlags z_zlibCompileFlags |
| 106 | # define zlibVersion z_zlibVersion |
| 107 | |
| 108 | /* all zlib typedefs in zlib.h and zconf.h */ |
| 109 | # define Byte z_Byte |
| 110 | # define Bytef z_Bytef |
| 111 | # define alloc_func z_alloc_func |
| 112 | # define charf z_charf |
| 113 | # define free_func z_free_func |
| 114 | # define gzFile z_gzFile |
| 115 | # define gz_header z_gz_header |
| 116 | # define gz_headerp z_gz_headerp |
| 117 | # define in_func z_in_func |
| 118 | # define intf z_intf |
| 119 | # define out_func z_out_func |
| 120 | # define uInt z_uInt |
| 121 | # define uIntf z_uIntf |
| 122 | # define uLong z_uLong |
| 123 | # define uLongf z_uLongf |
| 124 | # define voidp z_voidp |
| 125 | # define voidpc z_voidpc |
| 126 | # define voidpf z_voidpf |
| 127 | |
| 128 | /* all zlib structs in zlib.h and zconf.h */ |
| 129 | # define gz_header_s z_gz_header_s |
| 130 | # define internal_state z_internal_state |
| 131 | |
| 132 | #endif |
| 133 | |
| 134 | #if defined(__MSDOS__) && !defined(MSDOS) |
| 135 | # define MSDOS |
| 136 | #endif |
| 137 | #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) |
| 138 | # define OS2 |
| 139 | #endif |
| 140 | #if defined(_WINDOWS) && !defined(WINDOWS) |
| 141 | # define WINDOWS |
| 142 | #endif |
| 143 | #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) |
| 144 | # ifndef WIN32 |
| 145 | # define WIN32 |
| 146 | # endif |
| 147 | #endif |
| 148 | #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) |
| 149 | # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) |
| 150 | # ifndef SYS16BIT |
| 151 | # define SYS16BIT |
| 152 | # endif |
| 153 | # endif |
| 154 | #endif |
| 155 | |
| 156 | /* |
| 157 | * Compile with -DMAXSEG_64K if the alloc function cannot allocate more |
| 158 | * than 64k bytes at a time (needed on systems with 16-bit int). |
| 159 | */ |
| 160 | #ifdef SYS16BIT |
| 161 | # define MAXSEG_64K |
| 162 | #endif |
| 163 | #ifdef MSDOS |
| 164 | # define UNALIGNED_OK |
| 165 | #endif |
| 166 | |
| 167 | #ifdef __STDC_VERSION__ |
| 168 | # ifndef STDC |
| 169 | # define STDC |
| 170 | # endif |
| 171 | # if __STDC_VERSION__ >= 199901L |
| 172 | # ifndef STDC99 |
| 173 | # define STDC99 |
| 174 | # endif |
| 175 | # endif |
| 176 | #endif |
| 177 | #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) |
| 178 | # define STDC |
| 179 | #endif |
| 180 | #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) |
| 181 | # define STDC |
| 182 | #endif |
| 183 | #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) |
| 184 | # define STDC |
| 185 | #endif |
| 186 | #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) |
| 187 | # define STDC |
| 188 | #endif |
| 189 | |
| 190 | #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ |
| 191 | # define STDC |
| 192 | #endif |
| 193 | |
| 194 | #ifndef STDC |
| 195 | # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ |
| 196 | # define const /* note: need a more gentle solution here */ |
| 197 | # endif |
| 198 | #endif |
| 199 | |
| 200 | /* Some Mac compilers merge all .h files incorrectly: */ |
| 201 | #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__) |
| 202 | # define NO_DUMMY_DECL |
| 203 | #endif |
| 204 | |
| 205 | /* Maximum value for memLevel in deflateInit2 */ |
| 206 | #ifndef MAX_MEM_LEVEL |
| 207 | # ifdef MAXSEG_64K |
| 208 | # define MAX_MEM_LEVEL 8 |
| 209 | # else |
| 210 | # define MAX_MEM_LEVEL 9 |
| 211 | # endif |
| 212 | #endif |
| 213 | |
| 214 | /* Maximum value for windowBits in deflateInit2 and inflateInit2. |
| 215 | * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files |
| 216 | * created by gzip. (Files created by minigzip can still be extracted by |
| 217 | * gzip.) |
| 218 | */ |
| 219 | #ifndef MAX_WBITS |
| 220 | # define MAX_WBITS 15 /* 32K LZ77 window */ |
| 221 | #endif |
| 222 | |
| 223 | /* The memory requirements for deflate are (in bytes): |
| 224 | (1 << (windowBits+2)) + (1 << (memLevel+9)) |
| 225 | that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) |
| 226 | plus a few kilobytes for small objects. For example, if you want to reduce |
| 227 | the default memory requirements from 256K to 128K, compile with |
| 228 | make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" |
| 229 | Of course this will generally degrade compression (there's no free lunch). |
| 230 | |
| 231 | The memory requirements for inflate are (in bytes) 1 << windowBits |
| 232 | that is, 32K for windowBits=15 (default value) plus a few kilobytes |
| 233 | for small objects. |
| 234 | */ |
| 235 | |
| 236 | /* Type declarations */ |
| 237 | |
| 238 | #ifndef OF /* function prototypes */ |
| 239 | # ifdef STDC |
| 240 | # define OF(args) args |
| 241 | # else |
| 242 | # define OF(args) () |
| 243 | # endif |
| 244 | #endif |
| 245 | |
| 246 | /* The following definitions for FAR are needed only for MSDOS mixed |
| 247 | * model programming (small or medium model with some far allocations). |
| 248 | * This was tested only with MSC; for other MSDOS compilers you may have |
| 249 | * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, |
| 250 | * just define FAR to be empty. |
| 251 | */ |
| 252 | #ifdef SYS16BIT |
| 253 | # if defined(M_I86SM) || defined(M_I86MM) |
| 254 | /* MSC small or medium model */ |
| 255 | # define SMALL_MEDIUM |
| 256 | # ifdef _MSC_VER |
| 257 | # define FAR _far |
| 258 | # else |
| 259 | # define FAR far |
| 260 | # endif |
| 261 | # endif |
| 262 | # if (defined(__SMALL__) || defined(__MEDIUM__)) |
| 263 | /* Turbo C small or medium model */ |
| 264 | # define SMALL_MEDIUM |
| 265 | # ifdef __BORLANDC__ |
| 266 | # define FAR _far |
| 267 | # else |
| 268 | # define FAR far |
| 269 | # endif |
| 270 | # endif |
| 271 | #endif |
| 272 | |
| 273 | #if defined(WINDOWS) || defined(WIN32) |
| 274 | /* If building or using zlib as a DLL, define ZLIB_DLL. |
| 275 | * This is not mandatory, but it offers a little performance increase. |
| 276 | */ |
| 277 | # ifdef ZLIB_DLL |
| 278 | # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) |
| 279 | # ifdef ZLIB_INTERNAL |
| 280 | # define ZEXTERN extern __declspec(dllexport) |
| 281 | # else |
| 282 | # define ZEXTERN extern __declspec(dllimport) |
| 283 | # endif |
| 284 | # endif |
| 285 | # endif /* ZLIB_DLL */ |
| 286 | /* If building or using zlib with the WINAPI/WINAPIV calling convention, |
| 287 | * define ZLIB_WINAPI. |
| 288 | * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. |
| 289 | */ |
| 290 | # ifdef ZLIB_WINAPI |
| 291 | # ifdef FAR |
| 292 | # undef FAR |
| 293 | # endif |
| 294 | # include <windows.h> |
| 295 | /* No need for _export, use ZLIB.DEF instead. */ |
| 296 | /* For complete Windows compatibility, use WINAPI, not __stdcall. */ |
| 297 | # define ZEXPORT WINAPI |
| 298 | # ifdef WIN32 |
| 299 | # define ZEXPORTVA WINAPIV |
| 300 | # else |
| 301 | # define ZEXPORTVA FAR CDECL |
| 302 | # endif |
| 303 | # endif |
| 304 | #endif |
| 305 | |
| 306 | #if defined (__BEOS__) |
| 307 | # ifdef ZLIB_DLL |
| 308 | # ifdef ZLIB_INTERNAL |
| 309 | # define ZEXPORT __declspec(dllexport) |
| 310 | # define ZEXPORTVA __declspec(dllexport) |
| 311 | # else |
| 312 | # define ZEXPORT __declspec(dllimport) |
| 313 | # define ZEXPORTVA __declspec(dllimport) |
| 314 | # endif |
| 315 | # endif |
| 316 | #endif |
| 317 | |
| 318 | #ifndef ZEXTERN |
| 319 | # define ZEXTERN extern |
| 320 | #endif |
| 321 | #ifndef ZEXPORT |
| 322 | # define ZEXPORT |
| 323 | #endif |
| 324 | #ifndef ZEXPORTVA |
| 325 | # define ZEXPORTVA |
| 326 | #endif |
| 327 | |
| 328 | #ifndef FAR |
| 329 | # define FAR |
| 330 | #endif |
| 331 | |
| 332 | #if !defined(__MACTYPES__) |
| 333 | typedef unsigned char Byte; /* 8 bits */ |
| 334 | #endif |
| 335 | typedef unsigned int uInt; /* 16 bits or more */ |
| 336 | typedef unsigned long uLong; /* 32 bits or more */ |
| 337 | |
| 338 | #ifdef SMALL_MEDIUM |
| 339 | /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ |
| 340 | # define Bytef Byte FAR |
| 341 | #else |
| 342 | typedef Byte FAR Bytef; |
| 343 | #endif |
| 344 | typedef char FAR charf; |
| 345 | typedef int FAR intf; |
| 346 | typedef uInt FAR uIntf; |
| 347 | typedef uLong FAR uLongf; |
| 348 | |
| 349 | #ifdef STDC |
| 350 | typedef void const *voidpc; |
| 351 | typedef void FAR *voidpf; |
| 352 | typedef void *voidp; |
| 353 | #else |
| 354 | typedef Byte const *voidpc; |
| 355 | typedef Byte FAR *voidpf; |
| 356 | typedef Byte *voidp; |
| 357 | #endif |
| 358 | |
| 359 | #ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */ |
| 360 | # define Z_HAVE_UNISTD_H |
| 361 | #endif |
| 362 | |
| 363 | #ifdef STDC |
| 364 | # include <sys/types.h> /* for off_t */ |
| 365 | #endif |
| 366 | |
| 367 | /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and |
| 368 | * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even |
| 369 | * though the former does not conform to the LFS document), but considering |
| 370 | * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as |
| 371 | * equivalently requesting no 64-bit operations |
| 372 | */ |
| 373 | #if -_LARGEFILE64_SOURCE - -1 == 1 |
| 374 | # undef _LARGEFILE64_SOURCE |
| 375 | #endif |
| 376 | |
| 377 | #if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE) |
| 378 | # include <unistd.h> /* for SEEK_* and off_t */ |
| 379 | # ifdef VMS |
| 380 | # include <unixio.h> /* for off_t */ |
| 381 | # endif |
| 382 | # ifndef z_off_t |
| 383 | # define z_off_t off_t |
| 384 | # endif |
| 385 | #endif |
| 386 | |
| 387 | #ifndef SEEK_SET |
| 388 | # define SEEK_SET 0 /* Seek from beginning of file. */ |
| 389 | # define SEEK_CUR 1 /* Seek from current position. */ |
| 390 | # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ |
| 391 | #endif |
| 392 | |
| 393 | #ifndef z_off_t |
| 394 | # define z_off_t long |
| 395 | #endif |
| 396 | |
| 397 | #if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0 |
| 398 | # define z_off64_t off64_t |
| 399 | #else |
| 400 | # define z_off64_t z_off_t |
| 401 | #endif |
| 402 | |
| 403 | #if defined(__OS400__) |
| 404 | # define NO_vsnprintf |
| 405 | #endif |
| 406 | |
| 407 | #if defined(__MVS__) |
| 408 | # define NO_vsnprintf |
| 409 | #endif |
| 410 | |
| 411 | /* MVS linker does not support external names larger than 8 bytes */ |
| 412 | #if defined(__MVS__) |
| 413 | #pragma map(deflateInit_,"DEIN") |
| 414 | #pragma map(deflateInit2_,"DEIN2") |
| 415 | #pragma map(deflateEnd,"DEEND") |
| 416 | #pragma map(deflateBound,"DEBND") |
| 417 | #pragma map(inflateInit_,"ININ") |
| 418 | #pragma map(inflateInit2_,"ININ2") |
| 419 | #pragma map(inflateEnd,"INEND") |
| 420 | #pragma map(inflateSync,"INSY") |
| 421 | #pragma map(inflateSetDictionary,"INSEDI") |
| 422 | #pragma map(compressBound,"CMBND") |
| 423 | #pragma map(inflate_table,"INTABL") |
| 424 | #pragma map(inflate_fast,"INFA") |
| 425 | #pragma map(inflate_copyright,"INCOPY") |
| 426 | #endif |
| 427 | |
| 428 | #endif /* ZCONF_H */ |