1 /* zconf.h -- configuration of the zlib compression library 2 * Copyright (C) 1995-2016 Jean-loup Gailly, Mark Adler 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 # define Z_PREFIX_SET 19 20 /* all linked symbols and init macros */ 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 # define adler32_z z_adler32_z 33 # ifndef Z_SOLO 34 # define compress z_compress 35 # define compress2 z_compress2 36 # define compressBound z_compressBound 37 # endif 38 # define crc32 z_crc32 39 # define crc32_combine z_crc32_combine 40 # define crc32_combine64 z_crc32_combine64 41 # define crc32_z z_crc32_z 42 # define deflate z_deflate 43 # define deflateBound z_deflateBound 44 # define deflateCopy z_deflateCopy 45 # define deflateEnd z_deflateEnd 46 # define deflateGetDictionary z_deflateGetDictionary 47 # define deflateInit z_deflateInit 48 # define deflateInit2 z_deflateInit2 49 # define deflateInit2_ z_deflateInit2_ 50 # define deflateInit_ z_deflateInit_ 51 # define deflateParams z_deflateParams 52 # define deflatePending z_deflatePending 53 # define deflatePrime z_deflatePrime 54 # define deflateReset z_deflateReset 55 # define deflateResetKeep z_deflateResetKeep 56 # define deflateSetDictionary z_deflateSetDictionary 57 # define deflateSetHeader z_deflateSetHeader 58 # define deflateTune z_deflateTune 59 # define deflate_copyright z_deflate_copyright 60 # define get_crc_table z_get_crc_table 61 # ifndef Z_SOLO 62 # define gz_error z_gz_error 63 # define gz_intmax z_gz_intmax 64 # define gz_strwinerror z_gz_strwinerror 65 # define gzbuffer z_gzbuffer 66 # define gzclearerr z_gzclearerr 67 # define gzclose z_gzclose 68 # define gzclose_r z_gzclose_r 69 # define gzclose_w z_gzclose_w 70 # define gzdirect z_gzdirect 71 # define gzdopen z_gzdopen 72 # define gzeof z_gzeof 73 # define gzerror z_gzerror 74 # define gzflush z_gzflush 75 # define gzfread z_gzfread 76 # define gzfwrite z_gzfwrite 77 # define gzgetc z_gzgetc 78 # define gzgetc_ z_gzgetc_ 79 # define gzgets z_gzgets 80 # define gzoffset z_gzoffset 81 # define gzoffset64 z_gzoffset64 82 # define gzopen z_gzopen 83 # define gzopen64 z_gzopen64 84 # ifdef _WIN32 85 # define gzopen_w z_gzopen_w 86 # endif 87 # define gzprintf z_gzprintf 88 # define gzputc z_gzputc 89 # define gzputs z_gzputs 90 # define gzread z_gzread 91 # define gzrewind z_gzrewind 92 # define gzseek z_gzseek 93 # define gzseek64 z_gzseek64 94 # define gzsetparams z_gzsetparams 95 # define gztell z_gztell 96 # define gztell64 z_gztell64 97 # define gzungetc z_gzungetc 98 # define gzvprintf z_gzvprintf 99 # define gzwrite z_gzwrite 100 # endif 101 # define inflate z_inflate 102 # define inflateBack z_inflateBack 103 # define inflateBackEnd z_inflateBackEnd 104 # define inflateBackInit z_inflateBackInit 105 # define inflateBackInit_ z_inflateBackInit_ 106 # define inflateCodesUsed z_inflateCodesUsed 107 # define inflateCopy z_inflateCopy 108 # define inflateEnd z_inflateEnd 109 # define inflateGetDictionary z_inflateGetDictionary 110 # define inflateGetHeader z_inflateGetHeader 111 # define inflateInit z_inflateInit 112 # define inflateInit2 z_inflateInit2 113 # define inflateInit2_ z_inflateInit2_ 114 # define inflateInit_ z_inflateInit_ 115 # define inflateMark z_inflateMark 116 # define inflatePrime z_inflatePrime 117 # define inflateReset z_inflateReset 118 # define inflateReset2 z_inflateReset2 119 # define inflateResetKeep z_inflateResetKeep 120 # define inflateSetDictionary z_inflateSetDictionary 121 # define inflateSync z_inflateSync 122 # define inflateSyncPoint z_inflateSyncPoint 123 # define inflateUndermine z_inflateUndermine 124 # define inflateValidate z_inflateValidate 125 # define inflate_copyright z_inflate_copyright 126 # define inflate_fast z_inflate_fast 127 # define inflate_table z_inflate_table 128 # ifndef Z_SOLO 129 # define uncompress z_uncompress 130 # define uncompress2 z_uncompress2 131 # endif 132 # define zError z_zError 133 # ifndef Z_SOLO 134 # define zcalloc z_zcalloc 135 # define zcfree z_zcfree 136 # endif 137 # define zlibCompileFlags z_zlibCompileFlags 138 # define zlibVersion z_zlibVersion 139 140 /* all zlib typedefs in zlib.h and zconf.h */ 141 # define Byte z_Byte 142 # define Bytef z_Bytef 143 # define alloc_func z_alloc_func 144 # define charf z_charf 145 # define free_func z_free_func 146 # ifndef Z_SOLO 147 # define gzFile z_gzFile 148 # endif 149 # define gz_header z_gz_header 150 # define gz_headerp z_gz_headerp 151 # define in_func z_in_func 152 # define intf z_intf 153 # define out_func z_out_func 154 # define uInt z_uInt 155 # define uIntf z_uIntf 156 # define uLong z_uLong 157 # define uLongf z_uLongf 158 # define voidp z_voidp 159 # define voidpc z_voidpc 160 # define voidpf z_voidpf 161 162 /* all zlib structs in zlib.h and zconf.h */ 163 # define gz_header_s z_gz_header_s 164 # define internal_state z_internal_state 165 166 #endif 167 168 #if defined(__MSDOS__) && !defined(MSDOS) 169 # define MSDOS 170 #endif 171 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 172 # define OS2 173 #endif 174 #if defined(_WINDOWS) && !defined(WINDOWS) 175 # define WINDOWS 176 #endif 177 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 178 # ifndef WIN32 179 # define WIN32 180 # endif 181 #endif 182 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 183 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 184 # ifndef SYS16BIT 185 # define SYS16BIT 186 # endif 187 # endif 188 #endif 189 190 /* 191 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 192 * than 64k bytes at a time (needed on systems with 16-bit int). 193 */ 194 #ifdef SYS16BIT 195 # define MAXSEG_64K 196 #endif 197 #ifdef MSDOS 198 # define UNALIGNED_OK 199 #endif 200 201 #ifdef __STDC_VERSION__ 202 # ifndef STDC 203 # define STDC 204 # endif 205 # if __STDC_VERSION__ >= 199901L 206 # ifndef STDC99 207 # define STDC99 208 # endif 209 # endif 210 #endif 211 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 212 # define STDC 213 #endif 214 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 215 # define STDC 216 #endif 217 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 218 # define STDC 219 #endif 220 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 221 # define STDC 222 #endif 223 224 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 225 # define STDC 226 #endif 227 228 #ifndef STDC 229 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 230 # define const /* note: need a more gentle solution here */ 231 # endif 232 #endif 233 234 #if defined(ZLIB_CONST) && !defined(z_const) 235 # define z_const const 236 #else 237 # define z_const 238 #endif 239 240 #ifdef Z_SOLO 241 typedef unsigned long z_size_t; 242 #else 243 # define z_longlong long long 244 # if defined(NO_SIZE_T) 245 typedef unsigned NO_SIZE_T z_size_t; 246 # elif defined(STDC) 247 # include <stddef.h> 248 typedef size_t z_size_t; 249 # else 250 typedef unsigned long z_size_t; 251 # endif 252 # undef z_longlong 253 #endif 254 255 /* Maximum value for memLevel in deflateInit2 */ 256 #ifndef MAX_MEM_LEVEL 257 # ifdef MAXSEG_64K 258 # define MAX_MEM_LEVEL 8 259 # else 260 # define MAX_MEM_LEVEL 9 261 # endif 262 #endif 263 264 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 265 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 266 * created by gzip. (Files created by minigzip can still be extracted by 267 * gzip.) 268 */ 269 #ifndef MAX_WBITS 270 # define MAX_WBITS 15 /* 32K LZ77 window */ 271 #endif 272 273 /* The memory requirements for deflate are (in bytes): 274 (1 << (windowBits+2)) + (1 << (memLevel+9)) 275 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 276 plus a few kilobytes for small objects. For example, if you want to reduce 277 the default memory requirements from 256K to 128K, compile with 278 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 279 Of course this will generally degrade compression (there's no free lunch). 280 281 The memory requirements for inflate are (in bytes) 1 << windowBits 282 that is, 32K for windowBits=15 (default value) plus about 7 kilobytes 283 for small objects. 284 */ 285 286 /* Type declarations */ 287 288 #ifndef OF /* function prototypes */ 289 # ifdef STDC 290 # define OF(args) args 291 # else 292 # define OF(args) () 293 # endif 294 #endif 295 296 #ifndef Z_ARG /* function prototypes for stdarg */ 297 # if defined(STDC) || defined(Z_HAVE_STDARG_H) 298 # define Z_ARG(args) args 299 # else 300 # define Z_ARG(args) () 301 # endif 302 #endif 303 304 /* The following definitions for FAR are needed only for MSDOS mixed 305 * model programming (small or medium model with some far allocations). 306 * This was tested only with MSC; for other MSDOS compilers you may have 307 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 308 * just define FAR to be empty. 309 */ 310 #ifdef SYS16BIT 311 # if defined(M_I86SM) || defined(M_I86MM) 312 /* MSC small or medium model */ 313 # define SMALL_MEDIUM 314 # ifdef _MSC_VER 315 # define FAR _far 316 # else 317 # define FAR far 318 # endif 319 # endif 320 # if (defined(__SMALL__) || defined(__MEDIUM__)) 321 /* Turbo C small or medium model */ 322 # define SMALL_MEDIUM 323 # ifdef __BORLANDC__ 324 # define FAR _far 325 # else 326 # define FAR far 327 # endif 328 # endif 329 #endif 330 331 #if defined(WINDOWS) || defined(WIN32) 332 /* If building or using zlib as a DLL, define ZLIB_DLL. 333 * This is not mandatory, but it offers a little performance increase. 334 */ 335 # ifdef ZLIB_DLL 336 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 337 # ifdef ZLIB_INTERNAL 338 # define ZEXTERN extern __declspec(dllexport) 339 # else 340 # define ZEXTERN extern __declspec(dllimport) 341 # endif 342 # endif 343 # endif /* ZLIB_DLL */ 344 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 345 * define ZLIB_WINAPI. 346 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 347 */ 348 # ifdef ZLIB_WINAPI 349 # ifdef FAR 350 # undef FAR 351 # endif 352 # include <windows.h> 353 /* No need for _export, use ZLIB.DEF instead. */ 354 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 355 # define ZEXPORT WINAPI 356 # ifdef WIN32 357 # define ZEXPORTVA WINAPIV 358 # else 359 # define ZEXPORTVA FAR CDECL 360 # endif 361 # endif 362 #endif 363 364 #if defined (__BEOS__) 365 # ifdef ZLIB_DLL 366 # ifdef ZLIB_INTERNAL 367 # define ZEXPORT __declspec(dllexport) 368 # define ZEXPORTVA __declspec(dllexport) 369 # else 370 # define ZEXPORT __declspec(dllimport) 371 # define ZEXPORTVA __declspec(dllimport) 372 # endif 373 # endif 374 #endif 375 376 #ifndef ZEXTERN 377 # define ZEXTERN extern 378 #endif 379 #ifndef ZEXPORT 380 # define ZEXPORT 381 #endif 382 #ifndef ZEXPORTVA 383 # define ZEXPORTVA 384 #endif 385 386 #ifndef FAR 387 # define FAR 388 #endif 389 390 #if !defined(__MACTYPES__) 391 typedef unsigned char Byte; /* 8 bits */ 392 #endif 393 typedef unsigned int uInt; /* 16 bits or more */ 394 typedef unsigned long uLong; /* 32 bits or more */ 395 396 #ifdef SMALL_MEDIUM 397 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 398 # define Bytef Byte FAR 399 #else 400 typedef Byte FAR Bytef; 401 #endif 402 typedef char FAR charf; 403 typedef int FAR intf; 404 typedef uInt FAR uIntf; 405 typedef uLong FAR uLongf; 406 407 #ifdef STDC 408 typedef void const *voidpc; 409 typedef void FAR *voidpf; 410 typedef void *voidp; 411 #else 412 typedef Byte const *voidpc; 413 typedef Byte FAR *voidpf; 414 typedef Byte *voidp; 415 #endif 416 417 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC) 418 # include <limits.h> 419 # if (UINT_MAX == 0xffffffffUL) 420 # define Z_U4 unsigned 421 # elif (ULONG_MAX == 0xffffffffUL) 422 # define Z_U4 unsigned long 423 # elif (USHRT_MAX == 0xffffffffUL) 424 # define Z_U4 unsigned short 425 # endif 426 #endif 427 428 #ifdef Z_U4 429 typedef Z_U4 z_crc_t; 430 #else 431 typedef unsigned long z_crc_t; 432 #endif 433 434 #if 1 /* was set to #if 1 by ./configure */ 435 # define Z_HAVE_UNISTD_H 436 #endif 437 438 #if 1 /* was set to #if 1 by ./configure */ 439 # define Z_HAVE_STDARG_H 440 #endif 441 442 #ifdef STDC 443 # ifndef Z_SOLO 444 # include <sys/types.h> /* for off_t */ 445 # endif 446 #endif 447 448 #if defined(STDC) || defined(Z_HAVE_STDARG_H) 449 # ifndef Z_SOLO 450 # include <stdarg.h> /* for va_list */ 451 # endif 452 #endif 453 454 #ifdef _WIN32 455 # ifndef Z_SOLO 456 # include <stddef.h> /* for wchar_t */ 457 # endif 458 #endif 459 460 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and 461 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even 462 * though the former does not conform to the LFS document), but considering 463 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as 464 * equivalently requesting no 64-bit operations 465 */ 466 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1 467 # undef _LARGEFILE64_SOURCE 468 #endif 469 470 #if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H) 471 # define Z_HAVE_UNISTD_H 472 #endif 473 #ifndef Z_SOLO 474 # if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE) 475 # include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */ 476 # ifdef VMS 477 # include <unixio.h> /* for off_t */ 478 # endif 479 # ifndef z_off_t 480 # define z_off_t off_t 481 # endif 482 # endif 483 #endif 484 485 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0 486 # define Z_LFS64 487 #endif 488 489 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64) 490 # define Z_LARGE64 491 #endif 492 493 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64) 494 # define Z_WANT64 495 #endif 496 497 #if !defined(SEEK_SET) && !defined(Z_SOLO) 498 # define SEEK_SET 0 /* Seek from beginning of file. */ 499 # define SEEK_CUR 1 /* Seek from current position. */ 500 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 501 #endif 502 503 #ifndef z_off_t 504 # define z_off_t long 505 #endif 506 507 #if !defined(_WIN32) && defined(Z_LARGE64) 508 # define z_off64_t off64_t 509 #else 510 # if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO) 511 # define z_off64_t __int64 512 # else 513 # define z_off64_t z_off_t 514 # endif 515 #endif 516 517 /* MVS linker does not support external names larger than 8 bytes */ 518 #if defined(__MVS__) 519 #pragma map(deflateInit_,"DEIN") 520 #pragma map(deflateInit2_,"DEIN2") 521 #pragma map(deflateEnd,"DEEND") 522 #pragma map(deflateBound,"DEBND") 523 #pragma map(inflateInit_,"ININ") 524 #pragma map(inflateInit2_,"ININ2") 525 #pragma map(inflateEnd,"INEND") 526 #pragma map(inflateSync,"INSY") 527 #pragma map(inflateSetDictionary,"INSEDI") 528 #pragma map(compressBound,"CMBND") 529 #pragma map(inflate_table,"INTABL") 530 #pragma map(inflate_fast,"INFA") 531 #pragma map(inflate_copyright,"INCOPY") 532 #endif 533 534 #endif /* ZCONF_H */ 535