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 #ifndef ZCONF_H 7 #define ZCONF_H 8 9 /* 10 * If you *really* need a unique prefix for all types and library functions, 11 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. 12 * Even better than compiling with -DZ_PREFIX would be to use configure to set 13 * this permanently in zconf.h using "./configure --zprefix". 14 */ 15 #ifdef Z_PREFIX /* may be set to #if 1 by ./configure */ 16 # define Z_PREFIX_SET 17 18 /* all linked symbols and init macros */ 19 # define _dist_code z__dist_code 20 # define _length_code z__length_code 21 # define _tr_align z__tr_align 22 # define _tr_flush_bits z__tr_flush_bits 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 adler32_z z_adler32_z 31 # ifndef Z_SOLO 32 # define compress z_compress 33 # define compress2 z_compress2 34 # define compressBound z_compressBound 35 # endif 36 # define crc32 z_crc32 37 # define crc32_combine z_crc32_combine 38 # define crc32_combine64 z_crc32_combine64 39 # define crc32_combine_gen z_crc32_combine_gen 40 # define crc32_combine_gen64 z_crc32_combine_gen64 41 # define crc32_combine_op z_crc32_combine_op 42 # define crc32_z z_crc32_z 43 # define deflate z_deflate 44 # define deflateBound z_deflateBound 45 # define deflateCopy z_deflateCopy 46 # define deflateEnd z_deflateEnd 47 # define deflateGetDictionary z_deflateGetDictionary 48 # define deflateInit z_deflateInit 49 # define deflateInit2 z_deflateInit2 50 # define deflateInit2_ z_deflateInit2_ 51 # define deflateInit_ z_deflateInit_ 52 # define deflateParams z_deflateParams 53 # define deflatePending z_deflatePending 54 # define deflatePrime z_deflatePrime 55 # define deflateReset z_deflateReset 56 # define deflateResetKeep z_deflateResetKeep 57 # define deflateSetDictionary z_deflateSetDictionary 58 # define deflateSetHeader z_deflateSetHeader 59 # define deflateTune z_deflateTune 60 # define deflate_copyright z_deflate_copyright 61 # define get_crc_table z_get_crc_table 62 # ifndef Z_SOLO 63 # define gz_error z_gz_error 64 # define gz_intmax z_gz_intmax 65 # define gz_strwinerror z_gz_strwinerror 66 # define gzbuffer z_gzbuffer 67 # define gzclearerr z_gzclearerr 68 # define gzclose z_gzclose 69 # define gzclose_r z_gzclose_r 70 # define gzclose_w z_gzclose_w 71 # define gzdirect z_gzdirect 72 # define gzdopen z_gzdopen 73 # define gzeof z_gzeof 74 # define gzerror z_gzerror 75 # define gzflush z_gzflush 76 # define gzfread z_gzfread 77 # define gzfwrite z_gzfwrite 78 # define gzgetc z_gzgetc 79 # define gzgetc_ z_gzgetc_ 80 # define gzgets z_gzgets 81 # define gzoffset z_gzoffset 82 # define gzoffset64 z_gzoffset64 83 # define gzopen z_gzopen 84 # define gzopen64 z_gzopen64 85 # ifdef _WIN32 86 # define gzopen_w z_gzopen_w 87 # endif 88 # define gzprintf z_gzprintf 89 # define gzputc z_gzputc 90 # define gzputs z_gzputs 91 # define gzread z_gzread 92 # define gzrewind z_gzrewind 93 # define gzseek z_gzseek 94 # define gzseek64 z_gzseek64 95 # define gzsetparams z_gzsetparams 96 # define gztell z_gztell 97 # define gztell64 z_gztell64 98 # define gzungetc z_gzungetc 99 # define gzvprintf z_gzvprintf 100 # define gzwrite z_gzwrite 101 # endif 102 # define inflate z_inflate 103 # define inflateBack z_inflateBack 104 # define inflateBackEnd z_inflateBackEnd 105 # define inflateBackInit z_inflateBackInit 106 # define inflateBackInit_ z_inflateBackInit_ 107 # define inflateCodesUsed z_inflateCodesUsed 108 # define inflateCopy z_inflateCopy 109 # define inflateEnd z_inflateEnd 110 # define inflateGetDictionary z_inflateGetDictionary 111 # define inflateGetHeader z_inflateGetHeader 112 # define inflateInit z_inflateInit 113 # define inflateInit2 z_inflateInit2 114 # define inflateInit2_ z_inflateInit2_ 115 # define inflateInit_ z_inflateInit_ 116 # define inflateMark z_inflateMark 117 # define inflatePrime z_inflatePrime 118 # define inflateReset z_inflateReset 119 # define inflateReset2 z_inflateReset2 120 # define inflateResetKeep z_inflateResetKeep 121 # define inflateSetDictionary z_inflateSetDictionary 122 # define inflateSync z_inflateSync 123 # define inflateSyncPoint z_inflateSyncPoint 124 # define inflateUndermine z_inflateUndermine 125 # define inflateValidate z_inflateValidate 126 # define inflate_copyright z_inflate_copyright 127 # define inflate_fast z_inflate_fast 128 # define inflate_table z_inflate_table 129 # ifndef Z_SOLO 130 # define uncompress z_uncompress 131 # define uncompress2 z_uncompress2 132 # endif 133 # define zError z_zError 134 # ifndef Z_SOLO 135 # define zcalloc z_zcalloc 136 # define zcfree z_zcfree 137 # endif 138 # define zlibCompileFlags z_zlibCompileFlags 139 # define zlibVersion z_zlibVersion 140 141 /* all zlib typedefs in zlib.h and zconf.h */ 142 # define Byte z_Byte 143 # define Bytef z_Bytef 144 # define alloc_func z_alloc_func 145 # define charf z_charf 146 # define free_func z_free_func 147 # ifndef Z_SOLO 148 # define gzFile z_gzFile 149 # endif 150 # define gz_header z_gz_header 151 # define gz_headerp z_gz_headerp 152 # define in_func z_in_func 153 # define intf z_intf 154 # define out_func z_out_func 155 # define uInt z_uInt 156 # define uIntf z_uIntf 157 # define uLong z_uLong 158 # define uLongf z_uLongf 159 # define voidp z_voidp 160 # define voidpc z_voidpc 161 # define voidpf z_voidpf 162 163 /* all zlib structs in zlib.h and zconf.h */ 164 # define gz_header_s z_gz_header_s 165 # define internal_state z_internal_state 166 167 #endif 168 169 #if defined(__MSDOS__) && !defined(MSDOS) 170 # define MSDOS 171 #endif 172 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 173 # define OS2 174 #endif 175 #if defined(_WINDOWS) && !defined(WINDOWS) 176 # define WINDOWS 177 #endif 178 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 179 # ifndef WIN32 180 # define WIN32 181 # endif 182 #endif 183 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 184 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 185 # ifndef SYS16BIT 186 # define SYS16BIT 187 # endif 188 # endif 189 #endif 190 191 /* 192 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 193 * than 64k bytes at a time (needed on systems with 16-bit int). 194 */ 195 #ifdef SYS16BIT 196 # define MAXSEG_64K 197 #endif 198 #ifdef MSDOS 199 # define UNALIGNED_OK 200 #endif 201 202 #ifdef __STDC_VERSION__ 203 # ifndef STDC 204 # define STDC 205 # endif 206 # if __STDC_VERSION__ >= 199901L 207 # ifndef STDC99 208 # define STDC99 209 # endif 210 # endif 211 #endif 212 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 213 # define STDC 214 #endif 215 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 216 # define STDC 217 #endif 218 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 219 # define STDC 220 #endif 221 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 222 # define STDC 223 #endif 224 225 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 226 # define STDC 227 #endif 228 229 #ifndef STDC 230 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 231 # define const /* note: need a more gentle solution here */ 232 # endif 233 #endif 234 235 #if defined(ZLIB_CONST) && !defined(z_const) 236 # define z_const const 237 #else 238 # define z_const 239 #endif 240 241 #ifdef Z_SOLO 242 # ifdef _WIN64 243 typedef unsigned long long z_size_t; 244 # else 245 typedef unsigned long z_size_t; 246 # endif 247 #else 248 # define z_longlong long long 249 # if defined(NO_SIZE_T) 250 typedef unsigned NO_SIZE_T z_size_t; 251 # elif defined(STDC) 252 # include <stddef.h> 253 typedef size_t z_size_t; 254 # else 255 typedef unsigned long z_size_t; 256 # endif 257 # undef z_longlong 258 #endif 259 260 /* Maximum value for memLevel in deflateInit2 */ 261 #ifndef MAX_MEM_LEVEL 262 # ifdef MAXSEG_64K 263 # define MAX_MEM_LEVEL 8 264 # else 265 # define MAX_MEM_LEVEL 9 266 # endif 267 #endif 268 269 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 270 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 271 * created by gzip. (Files created by minigzip can still be extracted by 272 * gzip.) 273 */ 274 #ifndef MAX_WBITS 275 # define MAX_WBITS 15 /* 32K LZ77 window */ 276 #endif 277 278 /* The memory requirements for deflate are (in bytes): 279 (1 << (windowBits+2)) + (1 << (memLevel+9)) 280 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 281 plus a few kilobytes for small objects. For example, if you want to reduce 282 the default memory requirements from 256K to 128K, compile with 283 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 284 Of course this will generally degrade compression (there's no free lunch). 285 286 The memory requirements for inflate are (in bytes) 1 << windowBits 287 that is, 32K for windowBits=15 (default value) plus about 7 kilobytes 288 for small objects. 289 */ 290 291 /* Type declarations */ 292 293 #ifndef OF /* function prototypes */ 294 # ifdef STDC 295 # define OF(args) args 296 # else 297 # define OF(args) () 298 # endif 299 #endif 300 301 /* The following definitions for FAR are needed only for MSDOS mixed 302 * model programming (small or medium model with some far allocations). 303 * This was tested only with MSC; for other MSDOS compilers you may have 304 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 305 * just define FAR to be empty. 306 */ 307 #ifdef SYS16BIT 308 # if defined(M_I86SM) || defined(M_I86MM) 309 /* MSC small or medium model */ 310 # define SMALL_MEDIUM 311 # ifdef _MSC_VER 312 # define FAR _far 313 # else 314 # define FAR far 315 # endif 316 # endif 317 # if (defined(__SMALL__) || defined(__MEDIUM__)) 318 /* Turbo C small or medium model */ 319 # define SMALL_MEDIUM 320 # ifdef __BORLANDC__ 321 # define FAR _far 322 # else 323 # define FAR far 324 # endif 325 # endif 326 #endif 327 328 #if defined(WINDOWS) || defined(WIN32) 329 /* If building or using zlib as a DLL, define ZLIB_DLL. 330 * This is not mandatory, but it offers a little performance increase. 331 */ 332 # ifdef ZLIB_DLL 333 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 334 # ifdef ZLIB_INTERNAL 335 # define ZEXTERN extern __declspec(dllexport) 336 # else 337 # define ZEXTERN extern __declspec(dllimport) 338 # endif 339 # endif 340 # endif /* ZLIB_DLL */ 341 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 342 * define ZLIB_WINAPI. 343 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 344 */ 345 # ifdef ZLIB_WINAPI 346 # ifdef FAR 347 # undef FAR 348 # endif 349 # ifndef WIN32_LEAN_AND_MEAN 350 # define WIN32_LEAN_AND_MEAN 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 1 435 # define Z_HAVE_UNISTD_H 436 #endif 437 438 #if 1 439 # 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 #ifndef Z_HAVE_UNISTD_H 471 # if defined(__WATCOMC__) || defined(__GO32__) || \ 472 (defined(_LARGEFILE64_SOURCE) && !defined(_WIN32)) 473 # define Z_HAVE_UNISTD_H 474 # endif 475 #endif 476 #ifndef Z_SOLO 477 # if defined(Z_HAVE_UNISTD_H) 478 # include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */ 479 # ifdef VMS 480 # include <unixio.h> /* for off_t */ 481 # endif 482 # ifndef z_off_t 483 # define z_off_t off_t 484 # endif 485 # endif 486 #endif 487 488 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0 489 # define Z_LFS64 490 #endif 491 492 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64) 493 # define Z_LARGE64 494 #endif 495 496 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64) 497 # define Z_WANT64 498 #endif 499 500 #if !defined(SEEK_SET) && !defined(Z_SOLO) 501 # define SEEK_SET 0 /* Seek from beginning of file. */ 502 # define SEEK_CUR 1 /* Seek from current position. */ 503 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 504 #endif 505 506 #ifndef z_off_t 507 # define z_off_t long 508 #endif 509 510 #if !defined(_WIN32) && defined(Z_LARGE64) 511 # define z_off64_t off64_t 512 #elif defined(_WIN32) && !defined(__GNUC__) 513 # define z_off64_t __int64 514 #elif defined(__GO32__) 515 # define z_off64_t offset_t 516 #else 517 # define z_off64_t z_off_t 518 #endif 519 520 /* MVS linker does not support external names larger than 8 bytes */ 521 #if defined(__MVS__) 522 #pragma map(deflateInit_,"DEIN") 523 #pragma map(deflateInit2_,"DEIN2") 524 #pragma map(deflateEnd,"DEEND") 525 #pragma map(deflateBound,"DEBND") 526 #pragma map(inflateInit_,"ININ") 527 #pragma map(inflateInit2_,"ININ2") 528 #pragma map(inflateEnd,"INEND") 529 #pragma map(inflateSync,"INSY") 530 #pragma map(inflateSetDictionary,"INSEDI") 531 #pragma map(compressBound,"CMBND") 532 #pragma map(inflate_table,"INTABL") 533 #pragma map(inflate_fast,"INFA") 534 #pragma map(inflate_copyright,"INCOPY") 535 #endif 536 537 #endif /* ZCONF_H */ 538