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 deflateUsed z_deflateUsed 61 # define deflate_copyright z_deflate_copyright 62 # define get_crc_table z_get_crc_table 63 # ifndef Z_SOLO 64 # define gz_error z_gz_error 65 # define gz_intmax z_gz_intmax 66 # define gz_strwinerror z_gz_strwinerror 67 # define gzbuffer z_gzbuffer 68 # define gzclearerr z_gzclearerr 69 # define gzclose z_gzclose 70 # define gzclose_r z_gzclose_r 71 # define gzclose_w z_gzclose_w 72 # define gzdirect z_gzdirect 73 # define gzdopen z_gzdopen 74 # define gzeof z_gzeof 75 # define gzerror z_gzerror 76 # define gzflush z_gzflush 77 # define gzfread z_gzfread 78 # define gzfwrite z_gzfwrite 79 # define gzgetc z_gzgetc 80 # define gzgetc_ z_gzgetc_ 81 # define gzgets z_gzgets 82 # define gzoffset z_gzoffset 83 # define gzoffset64 z_gzoffset64 84 # define gzopen z_gzopen 85 # define gzopen64 z_gzopen64 86 # ifdef _WIN32 87 # define gzopen_w z_gzopen_w 88 # endif 89 # define gzprintf z_gzprintf 90 # define gzputc z_gzputc 91 # define gzputs z_gzputs 92 # define gzread z_gzread 93 # define gzrewind z_gzrewind 94 # define gzseek z_gzseek 95 # define gzseek64 z_gzseek64 96 # define gzsetparams z_gzsetparams 97 # define gztell z_gztell 98 # define gztell64 z_gztell64 99 # define gzungetc z_gzungetc 100 # define gzvprintf z_gzvprintf 101 # define gzwrite z_gzwrite 102 # endif 103 # define inflate z_inflate 104 # define inflateBack z_inflateBack 105 # define inflateBackEnd z_inflateBackEnd 106 # define inflateBackInit z_inflateBackInit 107 # define inflateBackInit_ z_inflateBackInit_ 108 # define inflateCodesUsed z_inflateCodesUsed 109 # define inflateCopy z_inflateCopy 110 # define inflateEnd z_inflateEnd 111 # define inflateGetDictionary z_inflateGetDictionary 112 # define inflateGetHeader z_inflateGetHeader 113 # define inflateInit z_inflateInit 114 # define inflateInit2 z_inflateInit2 115 # define inflateInit2_ z_inflateInit2_ 116 # define inflateInit_ z_inflateInit_ 117 # define inflateMark z_inflateMark 118 # define inflatePrime z_inflatePrime 119 # define inflateReset z_inflateReset 120 # define inflateReset2 z_inflateReset2 121 # define inflateResetKeep z_inflateResetKeep 122 # define inflateSetDictionary z_inflateSetDictionary 123 # define inflateSync z_inflateSync 124 # define inflateSyncPoint z_inflateSyncPoint 125 # define inflateUndermine z_inflateUndermine 126 # define inflateValidate z_inflateValidate 127 # define inflate_copyright z_inflate_copyright 128 # define inflate_fast z_inflate_fast 129 # define inflate_table z_inflate_table 130 # ifndef Z_SOLO 131 # define uncompress z_uncompress 132 # define uncompress2 z_uncompress2 133 # endif 134 # define zError z_zError 135 # ifndef Z_SOLO 136 # define zcalloc z_zcalloc 137 # define zcfree z_zcfree 138 # endif 139 # define zlibCompileFlags z_zlibCompileFlags 140 # define zlibVersion z_zlibVersion 141 142 /* all zlib typedefs in zlib.h and zconf.h */ 143 # define Byte z_Byte 144 # define Bytef z_Bytef 145 # define alloc_func z_alloc_func 146 # define charf z_charf 147 # define free_func z_free_func 148 # ifndef Z_SOLO 149 # define gzFile z_gzFile 150 # endif 151 # define gz_header z_gz_header 152 # define gz_headerp z_gz_headerp 153 # define in_func z_in_func 154 # define intf z_intf 155 # define out_func z_out_func 156 # define uInt z_uInt 157 # define uIntf z_uIntf 158 # define uLong z_uLong 159 # define uLongf z_uLongf 160 # define voidp z_voidp 161 # define voidpc z_voidpc 162 # define voidpf z_voidpf 163 164 /* all zlib structs in zlib.h and zconf.h */ 165 # define gz_header_s z_gz_header_s 166 # define internal_state z_internal_state 167 168 #endif 169 170 #if defined(__MSDOS__) && !defined(MSDOS) 171 # define MSDOS 172 #endif 173 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 174 # define OS2 175 #endif 176 #if defined(_WINDOWS) && !defined(WINDOWS) 177 # define WINDOWS 178 #endif 179 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 180 # ifndef WIN32 181 # define WIN32 182 # endif 183 #endif 184 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 185 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 186 # ifndef SYS16BIT 187 # define SYS16BIT 188 # endif 189 # endif 190 #endif 191 192 /* 193 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 194 * than 64k bytes at a time (needed on systems with 16-bit int). 195 */ 196 #ifdef SYS16BIT 197 # define MAXSEG_64K 198 #endif 199 #ifdef MSDOS 200 # define UNALIGNED_OK 201 #endif 202 203 #ifdef __STDC_VERSION__ 204 # ifndef STDC 205 # define STDC 206 # endif 207 # if __STDC_VERSION__ >= 199901L 208 # ifndef STDC99 209 # define STDC99 210 # endif 211 # endif 212 #endif 213 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 214 # define STDC 215 #endif 216 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 217 # define STDC 218 #endif 219 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 220 # define STDC 221 #endif 222 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 223 # define STDC 224 #endif 225 226 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 227 # define STDC 228 #endif 229 230 #ifndef STDC 231 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 232 # define const /* note: need a more gentle solution here */ 233 # endif 234 #endif 235 236 #ifndef z_const 237 # ifdef ZLIB_CONST 238 # define z_const const 239 # else 240 # define z_const 241 # endif 242 #endif 243 244 #ifdef Z_SOLO 245 # ifdef _WIN64 246 typedef unsigned long long z_size_t; 247 # else 248 typedef unsigned long z_size_t; 249 # endif 250 #else 251 # define z_longlong long long 252 # if defined(NO_SIZE_T) 253 typedef unsigned NO_SIZE_T z_size_t; 254 # elif defined(STDC) 255 # include <stddef.h> 256 typedef size_t z_size_t; 257 # else 258 typedef unsigned long z_size_t; 259 # endif 260 # undef z_longlong 261 #endif 262 263 /* Maximum value for memLevel in deflateInit2 */ 264 #ifndef MAX_MEM_LEVEL 265 # ifdef MAXSEG_64K 266 # define MAX_MEM_LEVEL 8 267 # else 268 # define MAX_MEM_LEVEL 9 269 # endif 270 #endif 271 272 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 273 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 274 * created by gzip. (Files created by minigzip can still be extracted by 275 * gzip.) 276 */ 277 #ifndef MAX_WBITS 278 # define MAX_WBITS 15 /* 32K LZ77 window */ 279 #endif 280 281 /* The memory requirements for deflate are (in bytes): 282 (1 << (windowBits+2)) + (1 << (memLevel+9)) 283 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 284 plus a few kilobytes for small objects. For example, if you want to reduce 285 the default memory requirements from 256K to 128K, compile with 286 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 287 Of course this will generally degrade compression (there's no free lunch). 288 289 The memory requirements for inflate are (in bytes) 1 << windowBits 290 that is, 32K for windowBits=15 (default value) plus about 7 kilobytes 291 for small objects. 292 */ 293 294 /* Type declarations */ 295 296 #ifndef OF /* function prototypes */ 297 # ifdef STDC 298 # define OF(args) args 299 # else 300 # define OF(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 # ifndef WIN32_LEAN_AND_MEAN 353 # define WIN32_LEAN_AND_MEAN 354 # endif 355 # include <windows.h> 356 /* No need for _export, use ZLIB.DEF instead. */ 357 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 358 # define ZEXPORT WINAPI 359 # ifdef WIN32 360 # define ZEXPORTVA WINAPIV 361 # else 362 # define ZEXPORTVA FAR CDECL 363 # endif 364 # endif 365 #endif 366 367 #if defined (__BEOS__) 368 # ifdef ZLIB_DLL 369 # ifdef ZLIB_INTERNAL 370 # define ZEXPORT __declspec(dllexport) 371 # define ZEXPORTVA __declspec(dllexport) 372 # else 373 # define ZEXPORT __declspec(dllimport) 374 # define ZEXPORTVA __declspec(dllimport) 375 # endif 376 # endif 377 #endif 378 379 #ifndef ZEXTERN 380 # define ZEXTERN extern 381 #endif 382 #ifndef ZEXPORT 383 # define ZEXPORT 384 #endif 385 #ifndef ZEXPORTVA 386 # define ZEXPORTVA 387 #endif 388 389 #ifndef FAR 390 # define FAR 391 #endif 392 393 #if !defined(__MACTYPES__) 394 typedef unsigned char Byte; /* 8 bits */ 395 #endif 396 typedef unsigned int uInt; /* 16 bits or more */ 397 typedef unsigned long uLong; /* 32 bits or more */ 398 399 #ifdef SMALL_MEDIUM 400 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 401 # define Bytef Byte FAR 402 #else 403 typedef Byte FAR Bytef; 404 #endif 405 typedef char FAR charf; 406 typedef int FAR intf; 407 typedef uInt FAR uIntf; 408 typedef uLong FAR uLongf; 409 410 #ifdef STDC 411 typedef void const *voidpc; 412 typedef void FAR *voidpf; 413 typedef void *voidp; 414 #else 415 typedef Byte const *voidpc; 416 typedef Byte FAR *voidpf; 417 typedef Byte *voidp; 418 #endif 419 420 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC) 421 # include <limits.h> 422 # if (UINT_MAX == 0xffffffffUL) 423 # define Z_U4 unsigned 424 # elif (ULONG_MAX == 0xffffffffUL) 425 # define Z_U4 unsigned long 426 # elif (USHRT_MAX == 0xffffffffUL) 427 # define Z_U4 unsigned short 428 # endif 429 #endif 430 431 #ifdef Z_U4 432 typedef Z_U4 z_crc_t; 433 #else 434 typedef unsigned long z_crc_t; 435 #endif 436 437 #if 1 438 # define Z_HAVE_UNISTD_H 439 #endif 440 441 #if 1 442 # define Z_HAVE_STDARG_H 443 #endif 444 445 #ifdef STDC 446 # ifndef Z_SOLO 447 # include <sys/types.h> /* for off_t */ 448 # endif 449 #endif 450 451 #if defined(STDC) || defined(Z_HAVE_STDARG_H) 452 # ifndef Z_SOLO 453 # include <stdarg.h> /* for va_list */ 454 # endif 455 #endif 456 457 #ifdef _WIN32 458 # ifndef Z_SOLO 459 # include <stddef.h> /* for wchar_t */ 460 # endif 461 #endif 462 463 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and 464 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even 465 * though the former does not conform to the LFS document), but considering 466 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as 467 * equivalently requesting no 64-bit operations 468 */ 469 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1 470 # undef _LARGEFILE64_SOURCE 471 #endif 472 473 #ifndef Z_HAVE_UNISTD_H 474 # if defined(__WATCOMC__) || defined(__GO32__) || \ 475 (defined(_LARGEFILE64_SOURCE) && !defined(_WIN32)) 476 # define Z_HAVE_UNISTD_H 477 # endif 478 #endif 479 #ifndef Z_SOLO 480 # if defined(Z_HAVE_UNISTD_H) 481 # include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */ 482 # ifdef VMS 483 # include <unixio.h> /* for off_t */ 484 # endif 485 # ifndef z_off_t 486 # define z_off_t off_t 487 # endif 488 # endif 489 #endif 490 491 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0 492 # define Z_LFS64 493 #endif 494 495 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64) 496 # define Z_LARGE64 497 #endif 498 499 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64) 500 # define Z_WANT64 501 #endif 502 503 #if !defined(SEEK_SET) && !defined(Z_SOLO) 504 # define SEEK_SET 0 /* Seek from beginning of file. */ 505 # define SEEK_CUR 1 /* Seek from current position. */ 506 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 507 #endif 508 509 #ifndef z_off_t 510 # define z_off_t long long 511 #endif 512 513 #if !defined(_WIN32) && defined(Z_LARGE64) 514 # define z_off64_t off64_t 515 #elif defined(__MINGW32__) 516 # define z_off64_t long long 517 #elif defined(_WIN32) && !defined(__GNUC__) 518 # define z_off64_t __int64 519 #elif defined(__GO32__) 520 # define z_off64_t offset_t 521 #else 522 # define z_off64_t z_off_t 523 #endif 524 525 /* MVS linker does not support external names larger than 8 bytes */ 526 #if defined(__MVS__) 527 #pragma map(deflateInit_,"DEIN") 528 #pragma map(deflateInit2_,"DEIN2") 529 #pragma map(deflateEnd,"DEEND") 530 #pragma map(deflateBound,"DEBND") 531 #pragma map(inflateInit_,"ININ") 532 #pragma map(inflateInit2_,"ININ2") 533 #pragma map(inflateEnd,"INEND") 534 #pragma map(inflateSync,"INSY") 535 #pragma map(inflateSetDictionary,"INSEDI") 536 #pragma map(compressBound,"CMBND") 537 #pragma map(inflate_table,"INTABL") 538 #pragma map(inflate_fast,"INFA") 539 #pragma map(inflate_copyright,"INCOPY") 540 #endif 541 542 #endif /* ZCONF_H */ 543