zconf.h revision 1.3
1 /* $NetBSD: zconf.h,v 1.3 2017/01/10 01:27:41 christos Exp $ */ 2 3 /* zconf.h -- configuration of the zlib compression library 4 * Copyright (C) 1995-2016 Jean-loup Gailly, Mark Adler 5 * For conditions of distribution and use, see copyright notice in zlib.h 6 */ 7 8 /* @(#) $Id: zconf.h,v 1.3 2017/01/10 01:27:41 christos Exp $ */ 9 10 #ifndef ZCONF_H 11 #define ZCONF_H 12 13 #include <sys/types.h> 14 15 /* 16 * If you *really* need a unique prefix for all types and library functions, 17 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. 18 * Even better than compiling with -DZ_PREFIX would be to use configure to set 19 * this permanently in zconf.h using "./configure --zprefix". 20 */ 21 #ifdef Z_PREFIX /* may be set to #if 1 by ./configure */ 22 # define Z_PREFIX_SET 23 24 /* all linked symbols and init macros */ 25 # define _dist_code z__dist_code 26 # define _length_code z__length_code 27 # define _tr_align z__tr_align 28 # define _tr_flush_bits z__tr_flush_bits 29 # define _tr_flush_block z__tr_flush_block 30 # define _tr_init z__tr_init 31 # define _tr_stored_block z__tr_stored_block 32 # define _tr_tally z__tr_tally 33 # define adler32 z_adler32 34 # define adler32_combine z_adler32_combine 35 # define adler32_combine64 z_adler32_combine64 36 # define adler32_z z_adler32_z 37 # ifndef Z_SOLO 38 # define compress z_compress 39 # define compress2 z_compress2 40 # define compressBound z_compressBound 41 # endif 42 # define crc32 z_crc32 43 # define crc32_combine z_crc32_combine 44 # define crc32_combine64 z_crc32_combine64 45 # define crc32_z z_crc32_z 46 # define deflate z_deflate 47 # define deflateBound z_deflateBound 48 # define deflateCopy z_deflateCopy 49 # define deflateEnd z_deflateEnd 50 # define deflateGetDictionary z_deflateGetDictionary 51 # define deflateInit z_deflateInit 52 # define deflateInit2 z_deflateInit2 53 # define deflateInit2_ z_deflateInit2_ 54 # define deflateInit_ z_deflateInit_ 55 # define deflateParams z_deflateParams 56 # define deflatePending z_deflatePending 57 # define deflatePrime z_deflatePrime 58 # define deflateReset z_deflateReset 59 # define deflateResetKeep z_deflateResetKeep 60 # define deflateSetDictionary z_deflateSetDictionary 61 # define deflateSetHeader z_deflateSetHeader 62 # define deflateTune z_deflateTune 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 #if defined(ZLIB_CONST) && !defined(z_const) 239 # define z_const const 240 #else 241 # define z_const 242 #endif 243 244 #ifdef Z_SOLO 245 typedef unsigned long z_size_t; 246 #else 247 # define z_longlong long long 248 # if defined(NO_SIZE_T) 249 typedef unsigned NO_SIZE_T z_size_t; 250 # elif defined(STDC) 251 # if defined(_KERNEL) || defined(_STANDALONE) 252 # include <lib/libkern/libkern.h> 253 # else 254 # include <stddef.h> 255 # endif 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 #ifndef Z_ARG /* function prototypes for stdarg */ 305 # if defined(STDC) || defined(Z_HAVE_STDARG_H) 306 # define Z_ARG(args) args 307 # else 308 # define Z_ARG(args) () 309 # endif 310 #endif 311 312 /* The following definitions for FAR are needed only for MSDOS mixed 313 * model programming (small or medium model with some far allocations). 314 * This was tested only with MSC; for other MSDOS compilers you may have 315 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 316 * just define FAR to be empty. 317 */ 318 #ifdef SYS16BIT 319 # if defined(M_I86SM) || defined(M_I86MM) 320 /* MSC small or medium model */ 321 # define SMALL_MEDIUM 322 # ifdef _MSC_VER 323 # define FAR _far 324 # else 325 # define FAR far 326 # endif 327 # endif 328 # if (defined(__SMALL__) || defined(__MEDIUM__)) 329 /* Turbo C small or medium model */ 330 # define SMALL_MEDIUM 331 # ifdef __BORLANDC__ 332 # define FAR _far 333 # else 334 # define FAR far 335 # endif 336 # endif 337 #endif 338 339 #if defined(WINDOWS) || defined(WIN32) 340 /* If building or using zlib as a DLL, define ZLIB_DLL. 341 * This is not mandatory, but it offers a little performance increase. 342 */ 343 # ifdef ZLIB_DLL 344 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 345 # ifdef ZLIB_INTERNAL 346 # define ZEXTERN extern __declspec(dllexport) 347 # else 348 # define ZEXTERN extern __declspec(dllimport) 349 # endif 350 # endif 351 # endif /* ZLIB_DLL */ 352 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 353 * define ZLIB_WINAPI. 354 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 355 */ 356 # ifdef ZLIB_WINAPI 357 # ifdef FAR 358 # undef FAR 359 # endif 360 # include <windows.h> 361 /* No need for _export, use ZLIB.DEF instead. */ 362 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 363 # define ZEXPORT WINAPI 364 # ifdef WIN32 365 # define ZEXPORTVA WINAPIV 366 # else 367 # define ZEXPORTVA FAR CDECL 368 # endif 369 # endif 370 #endif 371 372 #if defined (__BEOS__) 373 # ifdef ZLIB_DLL 374 # ifdef ZLIB_INTERNAL 375 # define ZEXPORT __declspec(dllexport) 376 # define ZEXPORTVA __declspec(dllexport) 377 # else 378 # define ZEXPORT __declspec(dllimport) 379 # define ZEXPORTVA __declspec(dllimport) 380 # endif 381 # endif 382 #endif 383 384 #ifndef ZEXTERN 385 # define ZEXTERN extern 386 #endif 387 #ifndef ZEXPORT 388 # define ZEXPORT 389 #endif 390 #ifndef ZEXPORTVA 391 # define ZEXPORTVA 392 #endif 393 394 #ifndef FAR 395 # define FAR 396 #endif 397 398 #if !defined(__MACTYPES__) 399 typedef unsigned char Byte; /* 8 bits */ 400 #endif 401 typedef unsigned int uInt; /* 16 bits or more */ 402 typedef unsigned long uLong; /* 32 bits or more */ 403 404 #ifdef SMALL_MEDIUM 405 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 406 # define Bytef Byte FAR 407 #else 408 typedef Byte FAR Bytef; 409 #endif 410 typedef char FAR charf; 411 typedef int FAR intf; 412 typedef uInt FAR uIntf; 413 typedef uLong FAR uLongf; 414 415 #ifdef STDC 416 typedef void const *voidpc; 417 typedef void FAR *voidpf; 418 typedef void *voidp; 419 #else 420 typedef Byte const *voidpc; 421 typedef Byte FAR *voidpf; 422 typedef Byte *voidp; 423 #endif 424 425 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC) 426 # if defined(_KERNEL) || defined(_STANDALONE) 427 # include <machine/limits.h> 428 # else 429 # include <limits.h> 430 # endif 431 # if (UINT_MAX == 0xffffffffUL) 432 # define Z_U4 unsigned 433 # elif (ULONG_MAX == 0xffffffffUL) 434 # define Z_U4 unsigned long 435 # elif (USHRT_MAX == 0xffffffffUL) 436 # define Z_U4 unsigned short 437 # endif 438 #endif 439 440 #ifdef Z_U4 441 typedef Z_U4 z_crc_t; 442 #else 443 typedef unsigned long z_crc_t; 444 #endif 445 446 #ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */ 447 # define Z_HAVE_UNISTD_H 448 #endif 449 450 #ifdef HAVE_STDARG_H /* may be set to #if 1 by ./configure */ 451 # define Z_HAVE_STDARG_H 452 #endif 453 454 #ifdef STDC 455 # ifndef Z_SOLO 456 # include <sys/types.h> /* for off_t */ 457 # endif 458 #endif 459 460 #if defined(STDC) || defined(Z_HAVE_STDARG_H) 461 # ifndef Z_SOLO 462 # if defined(_KERNEL) || defined(_STANDALONE) 463 # include <sys/stdarg.h> /* for va_list */ 464 # else 465 # include <stdarg.h> /* for va_list */ 466 # endif 467 # endif 468 #endif 469 470 #ifdef _WIN32 471 # ifndef Z_SOLO 472 # include <stddef.h> /* for wchar_t */ 473 # endif 474 #endif 475 476 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and 477 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even 478 * though the former does not conform to the LFS document), but considering 479 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as 480 * equivalently requesting no 64-bit operations 481 */ 482 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1 483 # undef _LARGEFILE64_SOURCE 484 #endif 485 486 #if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H) 487 # define Z_HAVE_UNISTD_H 488 #endif 489 #ifndef Z_SOLO 490 # if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE) 491 # include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */ 492 # ifdef VMS 493 # include <unixio.h> /* for off_t */ 494 # endif 495 # ifndef z_off_t 496 # define z_off_t off_t 497 # endif 498 # endif 499 #endif 500 501 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0 502 # define Z_LFS64 503 #endif 504 505 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64) 506 # define Z_LARGE64 507 #endif 508 509 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64) 510 # define Z_WANT64 511 #endif 512 513 #if !defined(SEEK_SET) && !defined(Z_SOLO) 514 # define SEEK_SET 0 /* Seek from beginning of file. */ 515 # define SEEK_CUR 1 /* Seek from current position. */ 516 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 517 #endif 518 519 #ifndef z_off_t 520 # define z_off_t long 521 #endif 522 #ifndef z_ptrdiff_t 523 # define z_ptrdiff_t long 524 #endif 525 526 #if !defined(_WIN32) && defined(Z_LARGE64) 527 # define z_off64_t off64_t 528 #else 529 # if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO) 530 # define z_off64_t __int64 531 # else 532 # define z_off64_t z_off_t 533 # endif 534 #endif 535 536 /* MVS linker does not support external names larger than 8 bytes */ 537 #if defined(__MVS__) 538 #pragma map(deflateInit_,"DEIN") 539 #pragma map(deflateInit2_,"DEIN2") 540 #pragma map(deflateEnd,"DEEND") 541 #pragma map(deflateBound,"DEBND") 542 #pragma map(inflateInit_,"ININ") 543 #pragma map(inflateInit2_,"ININ2") 544 #pragma map(inflateEnd,"INEND") 545 #pragma map(inflateSync,"INSY") 546 #pragma map(inflateSetDictionary,"INSEDI") 547 #pragma map(compressBound,"CMBND") 548 #pragma map(inflate_table,"INTABL") 549 #pragma map(inflate_fast,"INFA") 550 #pragma map(inflate_copyright,"INCOPY") 551 #endif 552 553 #endif /* ZCONF_H */ 554
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