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 /* 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_combine_gen z_crc32_combine_gen 42 # define crc32_combine_gen64 z_crc32_combine_gen64 43 # define crc32_combine_op z_crc32_combine_op 44 # define crc32_z z_crc32_z 45 # define deflate z_deflate 46 # define deflateBound z_deflateBound 47 # define deflateCopy z_deflateCopy 48 # define deflateEnd z_deflateEnd 49 # define deflateGetDictionary z_deflateGetDictionary 50 # define deflateInit z_deflateInit 51 # define deflateInit2 z_deflateInit2 52 # define deflateInit2_ z_deflateInit2_ 53 # define deflateInit_ z_deflateInit_ 54 # define deflateParams z_deflateParams 55 # define deflatePending z_deflatePending 56 # define deflatePrime z_deflatePrime 57 # define deflateReset z_deflateReset 58 # define deflateResetKeep z_deflateResetKeep 59 # define deflateSetDictionary z_deflateSetDictionary 60 # define deflateSetHeader z_deflateSetHeader 61 # define deflateTune z_deflateTune 62 # define deflateUsed z_deflateUsed 63 # define deflate_copyright z_deflate_copyright 64 # define get_crc_table z_get_crc_table 65 # ifndef Z_SOLO 66 # define gz_error z_gz_error 67 # define gz_intmax z_gz_intmax 68 # define gz_strwinerror z_gz_strwinerror 69 # define gzbuffer z_gzbuffer 70 # define gzclearerr z_gzclearerr 71 # define gzclose z_gzclose 72 # define gzclose_r z_gzclose_r 73 # define gzclose_w z_gzclose_w 74 # define gzdirect z_gzdirect 75 # define gzdopen z_gzdopen 76 # define gzeof z_gzeof 77 # define gzerror z_gzerror 78 # define gzflush z_gzflush 79 # define gzfread z_gzfread 80 # define gzfwrite z_gzfwrite 81 # define gzgetc z_gzgetc 82 # define gzgetc_ z_gzgetc_ 83 # define gzgets z_gzgets 84 # define gzoffset z_gzoffset 85 # define gzoffset64 z_gzoffset64 86 # define gzopen z_gzopen 87 # define gzopen64 z_gzopen64 88 # ifdef _WIN32 89 # define gzopen_w z_gzopen_w 90 # endif 91 # define gzprintf z_gzprintf 92 # define gzputc z_gzputc 93 # define gzputs z_gzputs 94 # define gzread z_gzread 95 # define gzrewind z_gzrewind 96 # define gzseek z_gzseek 97 # define gzseek64 z_gzseek64 98 # define gzsetparams z_gzsetparams 99 # define gztell z_gztell 100 # define gztell64 z_gztell64 101 # define gzungetc z_gzungetc 102 # define gzvprintf z_gzvprintf 103 # define gzwrite z_gzwrite 104 # endif 105 # define inflate z_inflate 106 # define inflateBack z_inflateBack 107 # define inflateBackEnd z_inflateBackEnd 108 # define inflateBackInit z_inflateBackInit 109 # define inflateBackInit_ z_inflateBackInit_ 110 # define inflateCodesUsed z_inflateCodesUsed 111 # define inflateCopy z_inflateCopy 112 # define inflateEnd z_inflateEnd 113 # define inflateGetDictionary z_inflateGetDictionary 114 # define inflateGetHeader z_inflateGetHeader 115 # define inflateInit z_inflateInit 116 # define inflateInit2 z_inflateInit2 117 # define inflateInit2_ z_inflateInit2_ 118 # define inflateInit_ z_inflateInit_ 119 # define inflateMark z_inflateMark 120 # define inflatePrime z_inflatePrime 121 # define inflateReset z_inflateReset 122 # define inflateReset2 z_inflateReset2 123 # define inflateResetKeep z_inflateResetKeep 124 # define inflateSetDictionary z_inflateSetDictionary 125 # define inflateSync z_inflateSync 126 # define inflateSyncPoint z_inflateSyncPoint 127 # define inflateUndermine z_inflateUndermine 128 # define inflateValidate z_inflateValidate 129 # define inflate_copyright z_inflate_copyright 130 # define inflate_fast z_inflate_fast 131 # define inflate_table z_inflate_table 132 # ifndef Z_SOLO 133 # define uncompress z_uncompress 134 # define uncompress2 z_uncompress2 135 # endif 136 # define zError z_zError 137 # ifndef Z_SOLO 138 # define zcalloc z_zcalloc 139 # define zcfree z_zcfree 140 # endif 141 # define zlibCompileFlags z_zlibCompileFlags 142 # define zlibVersion z_zlibVersion 143 144 /* all zlib typedefs in zlib.h and zconf.h */ 145 # define Byte z_Byte 146 # define Bytef z_Bytef 147 # define alloc_func z_alloc_func 148 # define charf z_charf 149 # define free_func z_free_func 150 # ifndef Z_SOLO 151 # define gzFile z_gzFile 152 # endif 153 # define gz_header z_gz_header 154 # define gz_headerp z_gz_headerp 155 # define in_func z_in_func 156 # define intf z_intf 157 # define out_func z_out_func 158 # define uInt z_uInt 159 # define uIntf z_uIntf 160 # define uLong z_uLong 161 # define uLongf z_uLongf 162 # define voidp z_voidp 163 # define voidpc z_voidpc 164 # define voidpf z_voidpf 165 166 /* all zlib structs in zlib.h and zconf.h */ 167 # define gz_header_s z_gz_header_s 168 # define internal_state z_internal_state 169 170 #endif 171 172 #if defined(__MSDOS__) && !defined(MSDOS) 173 # define MSDOS 174 #endif 175 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 176 # define OS2 177 #endif 178 #if defined(_WINDOWS) && !defined(WINDOWS) 179 # define WINDOWS 180 #endif 181 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 182 # ifndef WIN32 183 # define WIN32 184 # endif 185 #endif 186 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 187 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 188 # ifndef SYS16BIT 189 # define SYS16BIT 190 # endif 191 # endif 192 #endif 193 194 /* 195 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 196 * than 64k bytes at a time (needed on systems with 16-bit int). 197 */ 198 #ifdef SYS16BIT 199 # define MAXSEG_64K 200 #endif 201 #ifdef MSDOS 202 # define UNALIGNED_OK 203 #endif 204 205 #ifdef __STDC_VERSION__ 206 # ifndef STDC 207 # define STDC 208 # endif 209 # if __STDC_VERSION__ >= 199901L 210 # ifndef STDC99 211 # define STDC99 212 # endif 213 # endif 214 #endif 215 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 216 # define STDC 217 #endif 218 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 219 # define STDC 220 #endif 221 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 222 # define STDC 223 #endif 224 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 225 # define STDC 226 #endif 227 228 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 229 # define STDC 230 #endif 231 232 #ifndef STDC 233 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 234 # define const /* note: need a more gentle solution here */ 235 # endif 236 #endif 237 238 #ifndef z_const 239 # ifdef ZLIB_CONST 240 # define z_const const 241 # else 242 # define z_const 243 # endif 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 #if HAVE_UNISTD_H-0 /* may be set to #if 1 by ./configure */ 440 # define Z_HAVE_UNISTD_H 441 #endif 442 443 #if HAVE_STDARG_H-0 /* 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 # if defined(__WATCOMC__) || defined(__GO32__) || \ 477 (defined(_LARGEFILE64_SOURCE) && !defined(_WIN32)) 478 # define Z_HAVE_UNISTD_H 479 # endif 480 #endif 481 #ifndef Z_SOLO 482 # if defined(Z_HAVE_UNISTD_H) 483 # include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */ 484 # ifdef VMS 485 # include <unixio.h> /* for off_t */ 486 # endif 487 # ifndef z_off_t 488 # define z_off_t off_t 489 # endif 490 # endif 491 #endif 492 493 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0 494 # define Z_LFS64 495 #endif 496 497 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64) 498 # define Z_LARGE64 499 #endif 500 501 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64) 502 # define Z_WANT64 503 #endif 504 505 #if !defined(SEEK_SET) && !defined(Z_SOLO) 506 # define SEEK_SET 0 /* Seek from beginning of file. */ 507 # define SEEK_CUR 1 /* Seek from current position. */ 508 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 509 #endif 510 511 #ifndef z_off_t 512 # define z_off_t long long 513 #endif 514 515 #if !defined(_WIN32) && defined(Z_LARGE64) 516 # define z_off64_t off64_t 517 #elif defined(__MINGW32__) 518 # define z_off64_t long long 519 #elif defined(_WIN32) && !defined(__GNUC__) 520 # define z_off64_t __int64 521 #elif defined(__GO32__) 522 # define z_off64_t offset_t 523 #else 524 # define z_off64_t z_off_t 525 #endif 526 527 /* MVS linker does not support external names larger than 8 bytes */ 528 #if defined(__MVS__) 529 #pragma map(deflateInit_,"DEIN") 530 #pragma map(deflateInit2_,"DEIN2") 531 #pragma map(deflateEnd,"DEEND") 532 #pragma map(deflateBound,"DEBND") 533 #pragma map(inflateInit_,"ININ") 534 #pragma map(inflateInit2_,"ININ2") 535 #pragma map(inflateEnd,"INEND") 536 #pragma map(inflateSync,"INSY") 537 #pragma map(inflateSetDictionary,"INSEDI") 538 #pragma map(compressBound,"CMBND") 539 #pragma map(inflate_table,"INTABL") 540 #pragma map(inflate_fast,"INFA") 541 #pragma map(inflate_copyright,"INCOPY") 542 #endif 543 544 #endif /* ZCONF_H */ 545