1 /* zconf.h -- configuration of the zlib compression library 2 * Copyright (C) 1995-2013 Jean-loup Gailly. 3 * For conditions of distribution and use, see copyright notice in zlib.h 4 */ 5 6 /* @(#) $Id: zconf.h,v 1.1.1.2 2002/03/11 21:53:27 tromey Exp $ */ 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 */ 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 # ifndef Z_SOLO 33 # define compress z_compress 34 # define compress2 z_compress2 35 # define compressBound z_compressBound 36 # endif 37 # define crc32 z_crc32 38 # define crc32_combine z_crc32_combine 39 # define crc32_combine64 z_crc32_combine64 40 # define deflate z_deflate 41 # define deflateBound z_deflateBound 42 # define deflateCopy z_deflateCopy 43 # define deflateEnd z_deflateEnd 44 # define deflateInit2_ z_deflateInit2_ 45 # define deflateInit_ z_deflateInit_ 46 # define deflateParams z_deflateParams 47 # define deflatePending z_deflatePending 48 # define deflatePrime z_deflatePrime 49 # define deflateReset z_deflateReset 50 # define deflateResetKeep z_deflateResetKeep 51 # define deflateSetDictionary z_deflateSetDictionary 52 # define deflateSetHeader z_deflateSetHeader 53 # define deflateTune z_deflateTune 54 # define deflate_copyright z_deflate_copyright 55 # define get_crc_table z_get_crc_table 56 # ifndef Z_SOLO 57 # define gz_error z_gz_error 58 # define gz_intmax z_gz_intmax 59 # define gz_strwinerror z_gz_strwinerror 60 # define gzbuffer z_gzbuffer 61 # define gzclearerr z_gzclearerr 62 # define gzclose z_gzclose 63 # define gzclose_r z_gzclose_r 64 # define gzclose_w z_gzclose_w 65 # define gzdirect z_gzdirect 66 # define gzdopen z_gzdopen 67 # define gzeof z_gzeof 68 # define gzerror z_gzerror 69 # define gzflush z_gzflush 70 # define gzgetc z_gzgetc 71 # define gzgetc_ z_gzgetc_ 72 # define gzgets z_gzgets 73 # define gzoffset z_gzoffset 74 # define gzoffset64 z_gzoffset64 75 # define gzopen z_gzopen 76 # define gzopen64 z_gzopen64 77 # ifdef _WIN32 78 # define gzopen_w z_gzopen_w 79 # endif 80 # define gzprintf z_gzprintf 81 # define gzvprintf z_gzvprintf 82 # define gzputc z_gzputc 83 # define gzputs z_gzputs 84 # define gzread z_gzread 85 # define gzrewind z_gzrewind 86 # define gzseek z_gzseek 87 # define gzseek64 z_gzseek64 88 # define gzsetparams z_gzsetparams 89 # define gztell z_gztell 90 # define gztell64 z_gztell64 91 # define gzungetc z_gzungetc 92 # define gzwrite z_gzwrite 93 # endif 94 # define inflate z_inflate 95 # define inflateBack z_inflateBack 96 # define inflateBackEnd z_inflateBackEnd 97 # define inflateBackInit_ z_inflateBackInit_ 98 # define inflateCopy z_inflateCopy 99 # define inflateEnd z_inflateEnd 100 # define inflateGetHeader z_inflateGetHeader 101 # define inflateInit2_ z_inflateInit2_ 102 # define inflateInit_ z_inflateInit_ 103 # define inflateMark z_inflateMark 104 # define inflatePrime z_inflatePrime 105 # define inflateReset z_inflateReset 106 # define inflateReset2 z_inflateReset2 107 # define inflateSetDictionary z_inflateSetDictionary 108 # define inflateGetDictionary z_inflateGetDictionary 109 # define inflateSync z_inflateSync 110 # define inflateSyncPoint z_inflateSyncPoint 111 # define inflateUndermine z_inflateUndermine 112 # define inflateResetKeep z_inflateResetKeep 113 # define inflate_copyright z_inflate_copyright 114 # define inflate_fast z_inflate_fast 115 # define inflate_table z_inflate_table 116 # ifndef Z_SOLO 117 # define uncompress z_uncompress 118 # endif 119 # define zError z_zError 120 # ifndef Z_SOLO 121 # define zcalloc z_zcalloc 122 # define zcfree z_zcfree 123 # endif 124 # define zlibCompileFlags z_zlibCompileFlags 125 # define zlibVersion z_zlibVersion 126 127 /* all zlib typedefs in zlib.h and zconf.h */ 128 # define Byte z_Byte 129 # define Bytef z_Bytef 130 # define alloc_func z_alloc_func 131 # define charf z_charf 132 # define free_func z_free_func 133 # ifndef Z_SOLO 134 # define gzFile z_gzFile 135 # endif 136 # define gz_header z_gz_header 137 # define gz_headerp z_gz_headerp 138 # define in_func z_in_func 139 # define intf z_intf 140 # define out_func z_out_func 141 # define uInt z_uInt 142 # define uIntf z_uIntf 143 # define uLong z_uLong 144 # define uLongf z_uLongf 145 # define voidp z_voidp 146 # define voidpc z_voidpc 147 # define voidpf z_voidpf 148 149 /* all zlib structs in zlib.h and zconf.h */ 150 # define gz_header_s z_gz_header_s 151 # define internal_state z_internal_state 152 153 #endif 154 155 #if defined(__MSDOS__) && !defined(MSDOS) 156 # define MSDOS 157 #endif 158 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 159 # define OS2 160 #endif 161 #if defined(_WINDOWS) && !defined(WINDOWS) 162 # define WINDOWS 163 #endif 164 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 165 # ifndef WIN32 166 # define WIN32 167 # endif 168 #endif 169 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 170 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 171 # ifndef SYS16BIT 172 # define SYS16BIT 173 # endif 174 # endif 175 #endif 176 177 /* 178 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 179 * than 64k bytes at a time (needed on systems with 16-bit int). 180 */ 181 #ifdef SYS16BIT 182 # define MAXSEG_64K 183 #endif 184 #ifdef MSDOS 185 # define UNALIGNED_OK 186 #endif 187 188 #ifdef __STDC_VERSION__ 189 # ifndef STDC 190 # define STDC 191 # endif 192 # if __STDC_VERSION__ >= 199901L 193 # ifndef STDC99 194 # define STDC99 195 # endif 196 # endif 197 #endif 198 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 199 # define STDC 200 #endif 201 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 202 # define STDC 203 #endif 204 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 205 # define STDC 206 #endif 207 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 208 # define STDC 209 #endif 210 211 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 212 # define STDC 213 #endif 214 215 #ifndef STDC 216 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 217 # define const /* note: need a more gentle solution here */ 218 # endif 219 #endif 220 221 #if defined(ZLIB_CONST) && !defined(z_const) 222 # define z_const const 223 #else 224 # define z_const 225 #endif 226 227 /* Some Mac compilers merge all .h files incorrectly: */ 228 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__) 229 # define NO_DUMMY_DECL 230 #endif 231 232 /* Maximum value for memLevel in deflateInit2 */ 233 #ifndef MAX_MEM_LEVEL 234 # ifdef MAXSEG_64K 235 # define MAX_MEM_LEVEL 8 236 # else 237 # define MAX_MEM_LEVEL 9 238 # endif 239 #endif 240 241 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 242 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 243 * created by gzip. (Files created by minigzip can still be extracted by 244 * gzip.) 245 */ 246 #ifndef MAX_WBITS 247 # define MAX_WBITS 15 /* 32K LZ77 window */ 248 #endif 249 250 /* The memory requirements for deflate are (in bytes): 251 (1 << (windowBits+2)) + (1 << (memLevel+9)) 252 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 253 plus a few kilobytes for small objects. For example, if you want to reduce 254 the default memory requirements from 256K to 128K, compile with 255 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 256 Of course this will generally degrade compression (there's no free lunch). 257 258 The memory requirements for inflate are (in bytes) 1 << windowBits 259 that is, 32K for windowBits=15 (default value) plus a few kilobytes 260 for small objects. 261 */ 262 263 /* Type declarations */ 264 265 #ifndef OF /* function prototypes */ 266 # ifdef STDC 267 # define OF(args) args 268 # else 269 # define OF(args) () 270 # endif 271 #endif 272 273 #ifndef Z_ARG /* function prototypes for stdarg */ 274 # if defined(STDC) || defined(Z_HAVE_STDARG_H) 275 # define Z_ARG(args) args 276 # else 277 # define Z_ARG(args) () 278 # endif 279 #endif 280 281 /* The following definitions for FAR are needed only for MSDOS mixed 282 * model programming (small or medium model with some far allocations). 283 * This was tested only with MSC; for other MSDOS compilers you may have 284 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 285 * just define FAR to be empty. 286 */ 287 #ifdef SYS16BIT 288 # if defined(M_I86SM) || defined(M_I86MM) 289 /* MSC small or medium model */ 290 # define SMALL_MEDIUM 291 # ifdef _MSC_VER 292 # define FAR _far 293 # else 294 # define FAR far 295 # endif 296 # endif 297 # if (defined(__SMALL__) || defined(__MEDIUM__)) 298 /* Turbo C small or medium model */ 299 # define SMALL_MEDIUM 300 # ifdef __BORLANDC__ 301 # define FAR _far 302 # else 303 # define FAR far 304 # endif 305 # endif 306 #endif 307 308 #if defined(WINDOWS) || defined(WIN32) 309 /* If building or using zlib as a DLL, define ZLIB_DLL. 310 * This is not mandatory, but it offers a little performance increase. 311 */ 312 # ifdef ZLIB_DLL 313 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 314 # ifdef ZLIB_INTERNAL 315 # define ZEXTERN extern __declspec(dllexport) 316 # else 317 # define ZEXTERN extern __declspec(dllimport) 318 # endif 319 # endif 320 # endif /* ZLIB_DLL */ 321 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 322 * define ZLIB_WINAPI. 323 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 324 */ 325 # ifdef ZLIB_WINAPI 326 # ifdef FAR 327 # undef FAR 328 # endif 329 # include <windows.h> 330 /* No need for _export, use ZLIB.DEF instead. */ 331 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 332 # define ZEXPORT WINAPI 333 # ifdef WIN32 334 # define ZEXPORTVA WINAPIV 335 # else 336 # define ZEXPORTVA FAR CDECL 337 # endif 338 # endif 339 #endif 340 341 #if defined (__BEOS__) 342 # ifdef ZLIB_DLL 343 # ifdef ZLIB_INTERNAL 344 # define ZEXPORT __declspec(dllexport) 345 # define ZEXPORTVA __declspec(dllexport) 346 # else 347 # define ZEXPORT __declspec(dllimport) 348 # define ZEXPORTVA __declspec(dllimport) 349 # endif 350 # endif 351 #endif 352 353 #ifndef ZEXTERN 354 # define ZEXTERN extern 355 #endif 356 #ifndef ZEXPORT 357 # define ZEXPORT 358 #endif 359 #ifndef ZEXPORTVA 360 # define ZEXPORTVA 361 #endif 362 363 #ifndef FAR 364 # define FAR 365 #endif 366 367 #if !defined(__MACTYPES__) 368 typedef unsigned char Byte; /* 8 bits */ 369 #endif 370 typedef unsigned int uInt; /* 16 bits or more */ 371 typedef unsigned long uLong; /* 32 bits or more */ 372 373 #ifdef SMALL_MEDIUM 374 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 375 # define Bytef Byte FAR 376 #else 377 typedef Byte FAR Bytef; 378 #endif 379 typedef char FAR charf; 380 typedef int FAR intf; 381 typedef uInt FAR uIntf; 382 typedef uLong FAR uLongf; 383 384 #ifdef STDC 385 typedef void const *voidpc; 386 typedef void FAR *voidpf; 387 typedef void *voidp; 388 #else 389 typedef Byte const *voidpc; 390 typedef Byte FAR *voidpf; 391 typedef Byte *voidp; 392 #endif 393 394 #if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC) 395 # include <limits.h> 396 # if (UINT_MAX == 0xffffffffUL) 397 # define Z_U4 unsigned 398 # elif (ULONG_MAX == 0xffffffffUL) 399 # define Z_U4 unsigned long 400 # elif (USHRT_MAX == 0xffffffffUL) 401 # define Z_U4 unsigned short 402 # endif 403 #endif 404 405 #ifdef Z_U4 406 typedef Z_U4 z_crc_t; 407 #else 408 typedef unsigned long z_crc_t; 409 #endif 410 411 #ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */ 412 # define Z_HAVE_UNISTD_H 413 #endif 414 415 #ifdef HAVE_STDARG_H /* may be set to #if 1 by ./configure */ 416 # define Z_HAVE_STDARG_H 417 #endif 418 419 #ifdef STDC 420 # ifndef Z_SOLO 421 # include <sys/types.h> /* for off_t */ 422 # endif 423 #endif 424 425 #if defined(STDC) || defined(Z_HAVE_STDARG_H) 426 # ifndef Z_SOLO 427 # include <stdarg.h> /* for va_list */ 428 # endif 429 #endif 430 431 #ifdef _WIN32 432 # ifndef Z_SOLO 433 # include <stddef.h> /* for wchar_t */ 434 # endif 435 #endif 436 437 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and 438 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even 439 * though the former does not conform to the LFS document), but considering 440 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as 441 * equivalently requesting no 64-bit operations 442 */ 443 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1 444 # undef _LARGEFILE64_SOURCE 445 #endif 446 447 #if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H) 448 # define Z_HAVE_UNISTD_H 449 #endif 450 #ifndef Z_SOLO 451 # if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE) 452 # include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */ 453 # ifdef VMS 454 # include <unixio.h> /* for off_t */ 455 # endif 456 # ifndef z_off_t 457 # define z_off_t off_t 458 # endif 459 # endif 460 #endif 461 462 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0 463 # define Z_LFS64 464 #endif 465 466 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64) 467 # define Z_LARGE64 468 #endif 469 470 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64) 471 # define Z_WANT64 472 #endif 473 474 #if !defined(SEEK_SET) && !defined(Z_SOLO) 475 # define SEEK_SET 0 /* Seek from beginning of file. */ 476 # define SEEK_CUR 1 /* Seek from current position. */ 477 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 478 #endif 479 480 #ifndef z_off_t 481 # define z_off_t long 482 #endif 483 484 #if !defined(_WIN32) && defined(Z_LARGE64) 485 # define z_off64_t off64_t 486 #else 487 # if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO) 488 # define z_off64_t __int64 489 # else 490 # define z_off64_t z_off_t 491 # endif 492 #endif 493 494 /* MVS linker does not support external names larger than 8 bytes */ 495 #if defined(__MVS__) 496 #pragma map(deflateInit_,"DEIN") 497 #pragma map(deflateInit2_,"DEIN2") 498 #pragma map(deflateEnd,"DEEND") 499 #pragma map(deflateBound,"DEBND") 500 #pragma map(inflateInit_,"ININ") 501 #pragma map(inflateInit2_,"ININ2") 502 #pragma map(inflateEnd,"INEND") 503 #pragma map(inflateSync,"INSY") 504 #pragma map(inflateSetDictionary,"INSEDI") 505 #pragma map(compressBound,"CMBND") 506 #pragma map(inflate_table,"INTABL") 507 #pragma map(inflate_fast,"INFA") 508 #pragma map(inflate_copyright,"INCOPY") 509 #endif 510 511 /* Solaris 2.5.1 doesn't have vsnprintf */ 512 #if defined(__sun) && defined(__svr4__) 513 #include <sys/feature_tests.h> 514 #if _XOPEN_VERSION < 3 515 #define NO_vsnprintf 516 #endif 517 #endif 518 519 /* Tru64 UNIX V4.0 neither */ 520 #if defined(__alpha) && defined(__osf__) 521 #include <unistd.h> 522 #if _XOPEN_VERSION < 500 523 #define NO_vsnprintf 524 #endif 525 #endif 526 527 #endif /* ZCONF_H */ 528
