zconf.h (16600B)
1 /* zconf.h -- configuration of the zlib compression library 2 * Copyright (C) 1995-2024 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 /* This header does prefixing as below, but with an updated set of names. */ 12 #include "mozzconf.h" 13 14 /* 15 * If you *really* need a unique prefix for all types and library functions, 16 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. 17 * Even better than compiling with -DZ_PREFIX would be to use configure to set 18 * this permanently in zconf.h using "./configure --zprefix". 19 */ 20 #ifdef Z_PREFIX /* may be set to #if 1 by ./configure */ 21 # define Z_PREFIX_SET 22 23 /* all linked symbols and init macros */ 24 # define _dist_code z__dist_code 25 # define _length_code z__length_code 26 # define _tr_align z__tr_align 27 # define _tr_flush_bits z__tr_flush_bits 28 # define _tr_flush_block z__tr_flush_block 29 # define _tr_init z__tr_init 30 # define _tr_stored_block z__tr_stored_block 31 # define _tr_tally z__tr_tally 32 # define adler32 z_adler32 33 # define adler32_combine z_adler32_combine 34 # define adler32_combine64 z_adler32_combine64 35 # define adler32_z z_adler32_z 36 # ifndef Z_SOLO 37 # define compress z_compress 38 # define compress2 z_compress2 39 # define compressBound z_compressBound 40 # endif 41 # define crc32 z_crc32 42 # define crc32_combine z_crc32_combine 43 # define crc32_combine64 z_crc32_combine64 44 # define crc32_combine_gen z_crc32_combine_gen 45 # define crc32_combine_gen64 z_crc32_combine_gen64 46 # define crc32_combine_op z_crc32_combine_op 47 # define crc32_z z_crc32_z 48 # define deflate z_deflate 49 # define deflateBound z_deflateBound 50 # define deflateCopy z_deflateCopy 51 # define deflateEnd z_deflateEnd 52 # define deflateGetDictionary z_deflateGetDictionary 53 # define deflateInit z_deflateInit 54 # define deflateInit2 z_deflateInit2 55 # define deflateInit2_ z_deflateInit2_ 56 # define deflateInit_ z_deflateInit_ 57 # define deflateParams z_deflateParams 58 # define deflatePending z_deflatePending 59 # define deflatePrime z_deflatePrime 60 # define deflateReset z_deflateReset 61 # define deflateResetKeep z_deflateResetKeep 62 # define deflateSetDictionary z_deflateSetDictionary 63 # define deflateSetHeader z_deflateSetHeader 64 # define deflateTune z_deflateTune 65 # define deflate_copyright z_deflate_copyright 66 # define get_crc_table z_get_crc_table 67 # ifndef Z_SOLO 68 # define gz_error z_gz_error 69 # define gz_intmax z_gz_intmax 70 # define gz_strwinerror z_gz_strwinerror 71 # define gzbuffer z_gzbuffer 72 # define gzclearerr z_gzclearerr 73 # define gzclose z_gzclose 74 # define gzclose_r z_gzclose_r 75 # define gzclose_w z_gzclose_w 76 # define gzdirect z_gzdirect 77 # define gzdopen z_gzdopen 78 # define gzeof z_gzeof 79 # define gzerror z_gzerror 80 # define gzflush z_gzflush 81 # define gzfread z_gzfread 82 # define gzfwrite z_gzfwrite 83 # define gzgetc z_gzgetc 84 # define gzgetc_ z_gzgetc_ 85 # define gzgets z_gzgets 86 # define gzoffset z_gzoffset 87 # define gzoffset64 z_gzoffset64 88 # define gzopen z_gzopen 89 # define gzopen64 z_gzopen64 90 # ifdef _WIN32 91 # define gzopen_w z_gzopen_w 92 # endif 93 # define gzprintf z_gzprintf 94 # define gzputc z_gzputc 95 # define gzputs z_gzputs 96 # define gzread z_gzread 97 # define gzrewind z_gzrewind 98 # define gzseek z_gzseek 99 # define gzseek64 z_gzseek64 100 # define gzsetparams z_gzsetparams 101 # define gztell z_gztell 102 # define gztell64 z_gztell64 103 # define gzungetc z_gzungetc 104 # define gzvprintf z_gzvprintf 105 # define gzwrite z_gzwrite 106 # endif 107 # define inflate z_inflate 108 # define inflateBack z_inflateBack 109 # define inflateBackEnd z_inflateBackEnd 110 # define inflateBackInit z_inflateBackInit 111 # define inflateBackInit_ z_inflateBackInit_ 112 # define inflateCodesUsed z_inflateCodesUsed 113 # define inflateCopy z_inflateCopy 114 # define inflateEnd z_inflateEnd 115 # define inflateGetDictionary z_inflateGetDictionary 116 # define inflateGetHeader z_inflateGetHeader 117 # define inflateInit z_inflateInit 118 # define inflateInit2 z_inflateInit2 119 # define inflateInit2_ z_inflateInit2_ 120 # define inflateInit_ z_inflateInit_ 121 # define inflateMark z_inflateMark 122 # define inflatePrime z_inflatePrime 123 # define inflateReset z_inflateReset 124 # define inflateReset2 z_inflateReset2 125 # define inflateResetKeep z_inflateResetKeep 126 # define inflateSetDictionary z_inflateSetDictionary 127 # define inflateSync z_inflateSync 128 # define inflateSyncPoint z_inflateSyncPoint 129 # define inflateUndermine z_inflateUndermine 130 # define inflateValidate z_inflateValidate 131 # define inflate_copyright z_inflate_copyright 132 # define inflate_fast z_inflate_fast 133 # define inflate_table z_inflate_table 134 # ifndef Z_SOLO 135 # define uncompress z_uncompress 136 # define uncompress2 z_uncompress2 137 # endif 138 # define zError z_zError 139 # ifndef Z_SOLO 140 # define zcalloc z_zcalloc 141 # define zcfree z_zcfree 142 # endif 143 # define zlibCompileFlags z_zlibCompileFlags 144 # define zlibVersion z_zlibVersion 145 146 /* all zlib typedefs in zlib.h and zconf.h */ 147 # define Byte z_Byte 148 # define Bytef z_Bytef 149 # define alloc_func z_alloc_func 150 # define charf z_charf 151 # define free_func z_free_func 152 # ifndef Z_SOLO 153 # define gzFile z_gzFile 154 # endif 155 # define gz_header z_gz_header 156 # define gz_headerp z_gz_headerp 157 # define in_func z_in_func 158 # define intf z_intf 159 # define out_func z_out_func 160 # define uInt z_uInt 161 # define uIntf z_uIntf 162 # define uLong z_uLong 163 # define uLongf z_uLongf 164 # define voidp z_voidp 165 # define voidpc z_voidpc 166 # define voidpf z_voidpf 167 168 /* all zlib structs in zlib.h and zconf.h */ 169 # define gz_header_s z_gz_header_s 170 # define internal_state z_internal_state 171 172 #endif 173 174 #if defined(__MSDOS__) && !defined(MSDOS) 175 # define MSDOS 176 #endif 177 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 178 # define OS2 179 #endif 180 #if defined(_WINDOWS) && !defined(WINDOWS) 181 # define WINDOWS 182 #endif 183 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 184 # ifndef WIN32 185 # define WIN32 186 # endif 187 #endif 188 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 189 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 190 # ifndef SYS16BIT 191 # define SYS16BIT 192 # endif 193 # endif 194 #endif 195 196 /* 197 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 198 * than 64k bytes at a time (needed on systems with 16-bit int). 199 */ 200 #ifdef SYS16BIT 201 # define MAXSEG_64K 202 #endif 203 #ifdef MSDOS 204 # define UNALIGNED_OK 205 #endif 206 207 #ifdef __STDC_VERSION__ 208 # ifndef STDC 209 # define STDC 210 # endif 211 # if __STDC_VERSION__ >= 199901L 212 # ifndef STDC99 213 # define STDC99 214 # endif 215 # endif 216 #endif 217 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 218 # define STDC 219 #endif 220 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 221 # define STDC 222 #endif 223 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 224 # define STDC 225 #endif 226 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 227 # define STDC 228 #endif 229 230 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 231 # define STDC 232 #endif 233 234 #ifndef STDC 235 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 236 # define const /* note: need a more gentle solution here */ 237 # endif 238 #endif 239 240 #if defined(ZLIB_CONST) && !defined(z_const) 241 # define z_const const 242 #else 243 # define z_const 244 #endif 245 246 #ifdef Z_SOLO 247 # ifdef _WIN64 248 typedef unsigned long long z_size_t; 249 # else 250 typedef unsigned long z_size_t; 251 # endif 252 #else 253 # define z_longlong long long 254 # if defined(NO_SIZE_T) 255 typedef unsigned NO_SIZE_T z_size_t; 256 # elif defined(STDC) 257 # include <stddef.h> 258 typedef size_t z_size_t; 259 # else 260 typedef unsigned long z_size_t; 261 # endif 262 # undef z_longlong 263 #endif 264 265 /* Maximum value for memLevel in deflateInit2 */ 266 #ifndef MAX_MEM_LEVEL 267 # ifdef MAXSEG_64K 268 # define MAX_MEM_LEVEL 8 269 # else 270 # define MAX_MEM_LEVEL 9 271 # endif 272 #endif 273 274 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 275 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 276 * created by gzip. (Files created by minigzip can still be extracted by 277 * gzip.) 278 */ 279 #ifndef MAX_WBITS 280 # define MAX_WBITS 15 /* 32K LZ77 window */ 281 #endif 282 283 /* The memory requirements for deflate are (in bytes): 284 (1 << (windowBits+2)) + (1 << (memLevel+9)) 285 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 286 plus a few kilobytes for small objects. For example, if you want to reduce 287 the default memory requirements from 256K to 128K, compile with 288 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 289 Of course this will generally degrade compression (there's no free lunch). 290 291 The memory requirements for inflate are (in bytes) 1 << windowBits 292 that is, 32K for windowBits=15 (default value) plus about 7 kilobytes 293 for small objects. 294 */ 295 296 /* Type declarations */ 297 298 #ifndef OF /* function prototypes */ 299 # ifdef STDC 300 # define OF(args) args 301 # else 302 # define OF(args) () 303 # endif 304 #endif 305 306 /* The following definitions for FAR are needed only for MSDOS mixed 307 * model programming (small or medium model with some far allocations). 308 * This was tested only with MSC; for other MSDOS compilers you may have 309 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 310 * just define FAR to be empty. 311 */ 312 #ifdef SYS16BIT 313 # if defined(M_I86SM) || defined(M_I86MM) 314 /* MSC small or medium model */ 315 # define SMALL_MEDIUM 316 # ifdef _MSC_VER 317 # define FAR _far 318 # else 319 # define FAR far 320 # endif 321 # endif 322 # if (defined(__SMALL__) || defined(__MEDIUM__)) 323 /* Turbo C small or medium model */ 324 # define SMALL_MEDIUM 325 # ifdef __BORLANDC__ 326 # define FAR _far 327 # else 328 # define FAR far 329 # endif 330 # endif 331 #endif 332 333 #if defined(WINDOWS) || defined(WIN32) 334 /* If building or using zlib as a DLL, define ZLIB_DLL. 335 * This is not mandatory, but it offers a little performance increase. 336 */ 337 # ifdef ZLIB_DLL 338 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 339 # ifdef ZLIB_INTERNAL 340 # define ZEXTERN extern __declspec(dllexport) 341 # else 342 # define ZEXTERN extern __declspec(dllimport) 343 # endif 344 # endif 345 # endif /* ZLIB_DLL */ 346 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 347 * define ZLIB_WINAPI. 348 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 349 */ 350 # ifdef ZLIB_WINAPI 351 # ifdef FAR 352 # undef FAR 353 # endif 354 # ifndef WIN32_LEAN_AND_MEAN 355 # define WIN32_LEAN_AND_MEAN 356 # endif 357 # include <windows.h> 358 /* No need for _export, use ZLIB.DEF instead. */ 359 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 360 # define ZEXPORT WINAPI 361 # ifdef WIN32 362 # define ZEXPORTVA WINAPIV 363 # else 364 # define ZEXPORTVA FAR CDECL 365 # endif 366 # endif 367 #endif 368 369 #if defined (__BEOS__) 370 # ifdef ZLIB_DLL 371 # ifdef ZLIB_INTERNAL 372 # define ZEXPORT __declspec(dllexport) 373 # define ZEXPORTVA __declspec(dllexport) 374 # else 375 # define ZEXPORT __declspec(dllimport) 376 # define ZEXPORTVA __declspec(dllimport) 377 # endif 378 # endif 379 #endif 380 381 #ifndef ZEXTERN 382 # define ZEXTERN extern 383 #endif 384 #ifndef ZEXPORT 385 # define ZEXPORT 386 #endif 387 #ifndef ZEXPORTVA 388 # define ZEXPORTVA 389 #endif 390 391 #ifndef FAR 392 # define FAR 393 #endif 394 395 #if !defined(__MACTYPES__) 396 typedef unsigned char Byte; /* 8 bits */ 397 #endif 398 typedef unsigned int uInt; /* 16 bits or more */ 399 typedef unsigned long uLong; /* 32 bits or more */ 400 401 #ifdef SMALL_MEDIUM 402 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 403 # define Bytef Byte FAR 404 #else 405 typedef Byte FAR Bytef; 406 #endif 407 typedef char FAR charf; 408 typedef int FAR intf; 409 typedef uInt FAR uIntf; 410 typedef uLong FAR uLongf; 411 412 #ifdef STDC 413 typedef void const *voidpc; 414 typedef void FAR *voidpf; 415 typedef void *voidp; 416 #else 417 typedef Byte const *voidpc; 418 typedef Byte FAR *voidpf; 419 typedef Byte *voidp; 420 #endif 421 422 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC) 423 # include <limits.h> 424 # if (UINT_MAX == 0xffffffffUL) 425 # define Z_U4 unsigned 426 # elif (ULONG_MAX == 0xffffffffUL) 427 # define Z_U4 unsigned long 428 # elif (USHRT_MAX == 0xffffffffUL) 429 # define Z_U4 unsigned short 430 # endif 431 #endif 432 433 #ifdef Z_U4 434 typedef Z_U4 z_crc_t; 435 #else 436 typedef unsigned long z_crc_t; 437 #endif 438 439 #ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */ 440 # define Z_HAVE_UNISTD_H 441 #endif 442 443 #ifdef HAVE_STDARG_H /* may be set to #if 1 by ./configure */ 444 # define Z_HAVE_STDARG_H 445 #endif 446 447 #ifdef STDC 448 # ifndef Z_SOLO 449 # include <sys/types.h> /* for off_t */ 450 # endif 451 #endif 452 453 #if defined(STDC) || defined(Z_HAVE_STDARG_H) 454 # ifndef Z_SOLO 455 # include <stdarg.h> /* for va_list */ 456 # endif 457 #endif 458 459 #ifdef _WIN32 460 # ifndef Z_SOLO 461 # include <stddef.h> /* for wchar_t */ 462 # endif 463 #endif 464 465 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and 466 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even 467 * though the former does not conform to the LFS document), but considering 468 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as 469 * equivalently requesting no 64-bit operations 470 */ 471 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1 472 # undef _LARGEFILE64_SOURCE 473 #endif 474 475 #ifndef Z_HAVE_UNISTD_H 476 # ifdef __WATCOMC__ 477 # define Z_HAVE_UNISTD_H 478 # endif 479 #endif 480 #ifndef Z_HAVE_UNISTD_H 481 # if defined(_LARGEFILE64_SOURCE) && !defined(_WIN32) 482 # define Z_HAVE_UNISTD_H 483 # endif 484 #endif 485 #ifndef Z_SOLO 486 # if defined(Z_HAVE_UNISTD_H) 487 # include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */ 488 # ifdef VMS 489 # include <unixio.h> /* for off_t */ 490 # endif 491 # ifndef z_off_t 492 # define z_off_t off_t 493 # endif 494 # endif 495 #endif 496 497 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0 498 # define Z_LFS64 499 #endif 500 501 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64) 502 # define Z_LARGE64 503 #endif 504 505 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64) 506 # define Z_WANT64 507 #endif 508 509 #if !defined(SEEK_SET) && !defined(Z_SOLO) 510 # define SEEK_SET 0 /* Seek from beginning of file. */ 511 # define SEEK_CUR 1 /* Seek from current position. */ 512 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 513 #endif 514 515 #ifndef z_off_t 516 # define z_off_t long 517 #endif 518 519 #if !defined(_WIN32) && defined(Z_LARGE64) 520 # define z_off64_t off64_t 521 #else 522 # if defined(_WIN32) && !defined(__GNUC__) 523 # define z_off64_t __int64 524 # else 525 # define z_off64_t z_off_t 526 # endif 527 #endif 528 529 /* MVS linker does not support external names larger than 8 bytes */ 530 #if defined(__MVS__) 531 #pragma map(deflateInit_,"DEIN") 532 #pragma map(deflateInit2_,"DEIN2") 533 #pragma map(deflateEnd,"DEEND") 534 #pragma map(deflateBound,"DEBND") 535 #pragma map(inflateInit_,"ININ") 536 #pragma map(inflateInit2_,"ININ2") 537 #pragma map(inflateEnd,"INEND") 538 #pragma map(inflateSync,"INSY") 539 #pragma map(inflateSetDictionary,"INSEDI") 540 #pragma map(compressBound,"CMBND") 541 #pragma map(inflate_table,"INTABL") 542 #pragma map(inflate_fast,"INFA") 543 #pragma map(inflate_copyright,"INCOPY") 544 #endif 545 546 #endif /* ZCONF_H */