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 #ifndef ZCONF_H 7 #define ZCONF_H 8 9 #ifdef _KERNEL 10 #include <sys/param.h> 11 #include <sys/systm.h> 12 #include <sys/types.h> 13 #endif 14 15 /* 16 * We don't want to turn on zlib's debugging. 17 */ 18 #undef DEBUG 19 20 #ifdef _KERNEL 21 /* 22 * We define our own memory allocation and deallocation routines that use kmem. 23 */ 24 #define MY_ZCALLOC 25 #endif 26 #define HAVE_MEMCPY 27 #define ZLIB_CONST 28 #define Z_PREFIX 29 30 /* 31 * If you *really* need a unique prefix for all types and library functions, 32 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. 33 * Even better than compiling with -DZ_PREFIX would be to use configure to set 34 * this permanently in zconf.h using "./configure --zprefix". 35 */ 36 #ifdef Z_PREFIX /* may be set to #if 1 by ./configure */ 37 # define Z_PREFIX_SET 38 39 /* all linked symbols and init macros */ 40 # define _dist_code z__dist_code 41 # define _length_code z__length_code 42 # define _tr_align z__tr_align 43 # define _tr_flush_bits z__tr_flush_bits 44 # define _tr_flush_block z__tr_flush_block 45 # define _tr_init z__tr_init 46 # define _tr_stored_block z__tr_stored_block 47 # define _tr_tally z__tr_tally 48 # define adler32 z_adler32 49 # define adler32_combine z_adler32_combine 50 # define adler32_combine64 z_adler32_combine64 51 # define adler32_z z_adler32_z 52 # ifndef Z_SOLO 53 # define compress zz_compress 54 # define compress2 z_compress2 55 # define compressBound z_compressBound 56 # endif 57 # define crc32 z_crc32 58 # define crc32_combine z_crc32_combine 59 # define crc32_combine64 z_crc32_combine64 60 # define crc32_z z_crc32_z 61 # define deflate z_deflate 62 # define deflateBound z_deflateBound 63 # define deflateCopy z_deflateCopy 64 # define deflateEnd z_deflateEnd 65 # define deflateGetDictionary z_deflateGetDictionary 66 # define deflateInit z_deflateInit 67 # define deflateInit2 z_deflateInit2 68 # define deflateInit2_ z_deflateInit2_ 69 # define deflateInit_ z_deflateInit_ 70 # define deflateParams z_deflateParams 71 # define deflatePending z_deflatePending 72 # define deflatePrime z_deflatePrime 73 # define deflateReset z_deflateReset 74 # define deflateResetKeep z_deflateResetKeep 75 # define deflateSetDictionary z_deflateSetDictionary 76 # define deflateSetHeader z_deflateSetHeader 77 # define deflateTune z_deflateTune 78 # define deflate_copyright z_deflate_copyright 79 # define get_crc_table z_get_crc_table 80 # ifndef Z_SOLO 81 # define gz_error z_gz_error 82 # define gz_intmax z_gz_intmax 83 # define gz_strwinerror z_gz_strwinerror 84 # define gzbuffer z_gzbuffer 85 # define gzclearerr z_gzclearerr 86 # define gzclose z_gzclose 87 # define gzclose_r z_gzclose_r 88 # define gzclose_w z_gzclose_w 89 # define gzdirect z_gzdirect 90 # define gzdopen z_gzdopen 91 # define gzeof z_gzeof 92 # define gzerror z_gzerror 93 # define gzflush z_gzflush 94 # define gzfread z_gzfread 95 # define gzfwrite z_gzfwrite 96 # define gzgetc z_gzgetc 97 # define gzgetc_ z_gzgetc_ 98 # define gzgets z_gzgets 99 # define gzoffset z_gzoffset 100 # define gzoffset64 z_gzoffset64 101 # define gzopen z_gzopen 102 # define gzopen64 z_gzopen64 103 # ifdef _WIN32 104 # define gzopen_w z_gzopen_w 105 # endif 106 # define gzprintf z_gzprintf 107 # define gzputc z_gzputc 108 # define gzputs z_gzputs 109 # define gzread z_gzread 110 # define gzrewind z_gzrewind 111 # define gzseek z_gzseek 112 # define gzseek64 z_gzseek64 113 # define gzsetparams z_gzsetparams 114 # define gztell z_gztell 115 # define gztell64 z_gztell64 116 # define gzungetc z_gzungetc 117 # define gzvprintf z_gzvprintf 118 # define gzwrite z_gzwrite 119 # endif 120 # define inflate z_inflate 121 # define inflateBack z_inflateBack 122 # define inflateBackEnd z_inflateBackEnd 123 # define inflateBackInit z_inflateBackInit 124 # define inflateBackInit_ z_inflateBackInit_ 125 # define inflateCodesUsed z_inflateCodesUsed 126 # define inflateCopy z_inflateCopy 127 # define inflateEnd z_inflateEnd 128 # define inflateGetDictionary z_inflateGetDictionary 129 # define inflateGetHeader z_inflateGetHeader 130 # define inflateInit z_inflateInit 131 # define inflateInit2 z_inflateInit2 132 # define inflateInit2_ z_inflateInit2_ 133 # define inflateInit_ z_inflateInit_ 134 # define inflateMark z_inflateMark 135 # define inflatePrime z_inflatePrime 136 # define inflateReset z_inflateReset 137 # define inflateReset2 z_inflateReset2 138 # define inflateResetKeep z_inflateResetKeep 139 # define inflateSetDictionary z_inflateSetDictionary 140 # define inflateSync z_inflateSync 141 # define inflateSyncPoint z_inflateSyncPoint 142 # define inflateUndermine z_inflateUndermine 143 # define inflateValidate z_inflateValidate 144 # define inflate_copyright z_inflate_copyright 145 # define inflate_fast z_inflate_fast 146 # define inflate_table z_inflate_table 147 # ifndef Z_SOLO 148 # define uncompress zz_uncompress 149 # define uncompress2 z_uncompress2 150 # endif 151 # define zError z_zError 152 # ifndef Z_SOLO 153 # define zcalloc z_zcalloc 154 # define zcfree z_zcfree 155 # endif 156 # define zlibCompileFlags z_zlibCompileFlags 157 # define zlibVersion z_zlibVersion 158 159 /* all zlib typedefs in zlib.h and zconf.h */ 160 # define Byte z_Byte 161 # define Bytef z_Bytef 162 # define alloc_func z_alloc_func 163 # define charf z_charf 164 # define free_func z_free_func 165 # ifndef Z_SOLO 166 # define gzFile z_gzFile 167 # endif 168 # define gz_header z_gz_header 169 # define gz_headerp z_gz_headerp 170 # define in_func z_in_func 171 # define intf z_intf 172 # define out_func z_out_func 173 # define uInt z_uInt 174 # define uIntf z_uIntf 175 # define uLong z_uLong 176 # define uLongf z_uLongf 177 # define voidp z_voidp 178 # define voidpc z_voidpc 179 # define voidpf z_voidpf 180 181 /* all zlib structs in zlib.h and zconf.h */ 182 # define gz_header_s z_gz_header_s 183 # define internal_state z_internal_state 184 185 #endif 186 187 #if defined(__MSDOS__) && !defined(MSDOS) 188 # define MSDOS 189 #endif 190 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 191 # define OS2 192 #endif 193 #if defined(_WINDOWS) && !defined(WINDOWS) 194 # define WINDOWS 195 #endif 196 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 197 # ifndef WIN32 198 # define WIN32 199 # endif 200 #endif 201 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 202 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 203 # ifndef SYS16BIT 204 # define SYS16BIT 205 # endif 206 # endif 207 #endif 208 209 /* 210 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 211 * than 64k bytes at a time (needed on systems with 16-bit int). 212 */ 213 #ifdef SYS16BIT 214 # define MAXSEG_64K 215 #endif 216 #ifdef MSDOS 217 # define UNALIGNED_OK 218 #endif 219 220 #ifdef __STDC_VERSION__ 221 # ifndef STDC 222 # define STDC 223 # endif 224 # if __STDC_VERSION__ >= 199901L 225 # ifndef STDC99 226 # define STDC99 227 # endif 228 # endif 229 #endif 230 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 231 # define STDC 232 #endif 233 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 234 # define STDC 235 #endif 236 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 237 # define STDC 238 #endif 239 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 240 # define STDC 241 #endif 242 243 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 244 # define STDC 245 #endif 246 247 #ifndef STDC 248 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 249 # define const /* note: need a more gentle solution here */ 250 # endif 251 #endif 252 253 #if defined(ZLIB_CONST) && !defined(z_const) 254 # define z_const const 255 #else 256 # define z_const 257 #endif 258 259 #ifdef Z_SOLO 260 typedef unsigned long z_size_t; 261 #else 262 # define z_longlong long long 263 # if defined(NO_SIZE_T) 264 typedef unsigned NO_SIZE_T z_size_t; 265 # elif defined(STDC) 266 # ifndef _KERNEL 267 # include <stddef.h> 268 # endif 269 typedef size_t z_size_t; 270 # else 271 typedef unsigned long z_size_t; 272 # endif 273 # undef z_longlong 274 #endif 275 276 /* Maximum value for memLevel in deflateInit2 */ 277 #ifndef MAX_MEM_LEVEL 278 # ifdef MAXSEG_64K 279 # define MAX_MEM_LEVEL 8 280 # else 281 # define MAX_MEM_LEVEL 9 282 # endif 283 #endif 284 285 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 286 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 287 * created by gzip. (Files created by minigzip can still be extracted by 288 * gzip.) 289 */ 290 #ifndef MAX_WBITS 291 # define MAX_WBITS 15 /* 32K LZ77 window */ 292 #endif 293 294 /* The memory requirements for deflate are (in bytes): 295 (1 << (windowBits+2)) + (1 << (memLevel+9)) 296 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 297 plus a few kilobytes for small objects. For example, if you want to reduce 298 the default memory requirements from 256K to 128K, compile with 299 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 300 Of course this will generally degrade compression (there's no free lunch). 301 302 The memory requirements for inflate are (in bytes) 1 << windowBits 303 that is, 32K for windowBits=15 (default value) plus about 7 kilobytes 304 for small objects. 305 */ 306 307 /* Type declarations */ 308 309 #ifndef OF /* function prototypes */ 310 # ifdef STDC 311 # define OF(args) args 312 # else 313 # define OF(args) () 314 # endif 315 #endif 316 317 #ifndef Z_ARG /* function prototypes for stdarg */ 318 # if defined(STDC) || defined(Z_HAVE_STDARG_H) 319 # define Z_ARG(args) args 320 # else 321 # define Z_ARG(args) () 322 # endif 323 #endif 324 325 /* The following definitions for FAR are needed only for MSDOS mixed 326 * model programming (small or medium model with some far allocations). 327 * This was tested only with MSC; for other MSDOS compilers you may have 328 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 329 * just define FAR to be empty. 330 */ 331 #ifdef SYS16BIT 332 # if defined(M_I86SM) || defined(M_I86MM) 333 /* MSC small or medium model */ 334 # define SMALL_MEDIUM 335 # ifdef _MSC_VER 336 # define FAR _far 337 # else 338 # define FAR far 339 # endif 340 # endif 341 # if (defined(__SMALL__) || defined(__MEDIUM__)) 342 /* Turbo C small or medium model */ 343 # define SMALL_MEDIUM 344 # ifdef __BORLANDC__ 345 # define FAR _far 346 # else 347 # define FAR far 348 # endif 349 # endif 350 #endif 351 352 #if defined(WINDOWS) || defined(WIN32) 353 /* If building or using zlib as a DLL, define ZLIB_DLL. 354 * This is not mandatory, but it offers a little performance increase. 355 */ 356 # ifdef ZLIB_DLL 357 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 358 # ifdef ZLIB_INTERNAL 359 # define ZEXTERN extern __declspec(dllexport) 360 # else 361 # define ZEXTERN extern __declspec(dllimport) 362 # endif 363 # endif 364 # endif /* ZLIB_DLL */ 365 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 366 * define ZLIB_WINAPI. 367 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 368 */ 369 # ifdef ZLIB_WINAPI 370 # ifdef FAR 371 # undef FAR 372 # endif 373 # include <windows.h> 374 /* No need for _export, use ZLIB.DEF instead. */ 375 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 376 # define ZEXPORT WINAPI 377 # ifdef WIN32 378 # define ZEXPORTVA WINAPIV 379 # else 380 # define ZEXPORTVA FAR CDECL 381 # endif 382 # endif 383 #endif 384 385 #if defined (__BEOS__) 386 # ifdef ZLIB_DLL 387 # ifdef ZLIB_INTERNAL 388 # define ZEXPORT __declspec(dllexport) 389 # define ZEXPORTVA __declspec(dllexport) 390 # else 391 # define ZEXPORT __declspec(dllimport) 392 # define ZEXPORTVA __declspec(dllimport) 393 # endif 394 # endif 395 #endif 396 397 #ifndef ZEXTERN 398 # define ZEXTERN extern 399 #endif 400 #ifndef ZEXPORT 401 # define ZEXPORT 402 #endif 403 #ifndef ZEXPORTVA 404 # define ZEXPORTVA 405 #endif 406 407 #ifndef FAR 408 # define FAR 409 #endif 410 411 #if !defined(__MACTYPES__) 412 typedef unsigned char Byte; /* 8 bits */ 413 #endif 414 typedef unsigned int uInt; /* 16 bits or more */ 415 typedef unsigned long uLong; /* 32 bits or more */ 416 417 #ifdef SMALL_MEDIUM 418 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 419 # define Bytef Byte FAR 420 #else 421 typedef Byte FAR Bytef; 422 #endif 423 typedef char FAR charf; 424 typedef int FAR intf; 425 typedef uInt FAR uIntf; 426 typedef uLong FAR uLongf; 427 428 #ifdef STDC 429 typedef void const *voidpc; 430 typedef void FAR *voidpf; 431 typedef void *voidp; 432 #else 433 typedef Byte const *voidpc; 434 typedef Byte FAR *voidpf; 435 typedef Byte *voidp; 436 #endif 437 438 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC) 439 # ifndef _KERNEL 440 # include <limits.h> 441 # endif 442 # if (UINT_MAX == 0xffffffffUL) 443 # define Z_U4 unsigned 444 # elif (ULONG_MAX == 0xffffffffUL) 445 # define Z_U4 unsigned long 446 # elif (USHRT_MAX == 0xffffffffUL) 447 # define Z_U4 unsigned short 448 # endif 449 #endif 450 451 #ifdef Z_U4 452 typedef Z_U4 z_crc_t; 453 #else 454 typedef unsigned long z_crc_t; 455 #endif 456 457 #ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */ 458 # define Z_HAVE_UNISTD_H 459 #endif 460 461 #ifdef HAVE_STDARG_H /* may be set to #if 1 by ./configure */ 462 # define Z_HAVE_STDARG_H 463 #endif 464 465 #ifdef STDC 466 # ifndef Z_SOLO 467 # include <sys/types.h> /* for off_t */ 468 # endif 469 #endif 470 471 #if defined(STDC) || defined(Z_HAVE_STDARG_H) 472 # ifdef _KERNEL 473 # include <sys/varargs.h> 474 # else 475 # ifndef Z_SOLO 476 # include <stdarg.h> /* for va_list */ 477 # endif 478 # endif 479 #endif 480 481 #ifdef _WIN32 482 # ifndef Z_SOLO 483 # include <stddef.h> /* for wchar_t */ 484 # endif 485 #endif 486 487 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and 488 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even 489 * though the former does not conform to the LFS document), but considering 490 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as 491 * equivalently requesting no 64-bit operations 492 */ 493 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1 494 # undef _LARGEFILE64_SOURCE 495 #endif 496 497 #if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H) 498 # define Z_HAVE_UNISTD_H 499 #endif 500 #ifndef Z_SOLO 501 # if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE) 502 # ifndef _KERNEL 503 # include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */ 504 # endif 505 # ifdef VMS 506 # include <unixio.h> /* for off_t */ 507 # endif 508 # ifndef z_off_t 509 # define z_off_t off_t 510 # endif 511 # endif 512 #endif 513 514 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0 515 # define Z_LFS64 516 #endif 517 518 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64) 519 # define Z_LARGE64 520 #endif 521 522 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64) 523 # define Z_WANT64 524 #endif 525 526 #if !defined(SEEK_SET) && !defined(Z_SOLO) 527 # define SEEK_SET 0 /* Seek from beginning of file. */ 528 # define SEEK_CUR 1 /* Seek from current position. */ 529 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 530 #endif 531 532 #ifndef z_off_t 533 # define z_off_t long 534 #endif 535 536 #if !defined(_WIN32) && defined(Z_LARGE64) 537 # define z_off64_t off64_t 538 #else 539 # if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO) 540 # define z_off64_t __int64 541 # else 542 # define z_off64_t z_off_t 543 # endif 544 #endif 545 546 /* MVS linker does not support external names larger than 8 bytes */ 547 #if defined(__MVS__) 548 #pragma map(deflateInit_,"DEIN") 549 #pragma map(deflateInit2_,"DEIN2") 550 #pragma map(deflateEnd,"DEEND") 551 #pragma map(deflateBound,"DEBND") 552 #pragma map(inflateInit_,"ININ") 553 #pragma map(inflateInit2_,"ININ2") 554 #pragma map(inflateEnd,"INEND") 555 #pragma map(inflateSync,"INSY") 556 #pragma map(inflateSetDictionary,"INSEDI") 557 #pragma map(compressBound,"CMBND") 558 #pragma map(inflate_table,"INTABL") 559 #pragma map(inflate_fast,"INFA") 560 #pragma map(inflate_copyright,"INCOPY") 561 #endif 562 563 #endif /* ZCONF_H */ 564