1 /* zconf.h -- configuration of the zlib compression library 2 * Copyright (C) 1995-2010 Jean-loup Gailly. 3 * For conditions of distribution and use, see copyright notice in zlib.h 4 */ 5 6 /* @(#) $Id$ */ 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 19 /* all linked symbols */ 20 # define _dist_code z__dist_code 21 # define _length_code z__length_code 22 # define _tr_align z__tr_align 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 compress z_compress 31 # define compress2 z_compress2 32 # define compressBound z_compressBound 33 # define crc32 z_crc32 34 # define crc32_combine z_crc32_combine 35 # define crc32_combine64 z_crc32_combine64 36 # define deflate z_deflate 37 # define deflateBound z_deflateBound 38 # define deflateCopy z_deflateCopy 39 # define deflateEnd z_deflateEnd 40 # define deflateInit2_ z_deflateInit2_ 41 # define deflateInit_ z_deflateInit_ 42 # define deflateParams z_deflateParams 43 # define deflatePrime z_deflatePrime 44 # define deflateReset z_deflateReset 45 # define deflateSetDictionary z_deflateSetDictionary 46 # define deflateSetHeader z_deflateSetHeader 47 # define deflateTune z_deflateTune 48 # define deflate_copyright z_deflate_copyright 49 # define get_crc_table z_get_crc_table 50 # define gz_error z_gz_error 51 # define gz_intmax z_gz_intmax 52 # define gz_strwinerror z_gz_strwinerror 53 # define gzbuffer z_gzbuffer 54 # define gzclearerr z_gzclearerr 55 # define gzclose z_gzclose 56 # define gzclose_r z_gzclose_r 57 # define gzclose_w z_gzclose_w 58 # define gzdirect z_gzdirect 59 # define gzdopen z_gzdopen 60 # define gzeof z_gzeof 61 # define gzerror z_gzerror 62 # define gzflush z_gzflush 63 # define gzgetc z_gzgetc 64 # define gzgets z_gzgets 65 # define gzoffset z_gzoffset 66 # define gzoffset64 z_gzoffset64 67 # define gzopen z_gzopen 68 # define gzopen64 z_gzopen64 69 # define gzprintf z_gzprintf 70 # define gzputc z_gzputc 71 # define gzputs z_gzputs 72 # define gzread z_gzread 73 # define gzrewind z_gzrewind 74 # define gzseek z_gzseek 75 # define gzseek64 z_gzseek64 76 # define gzsetparams z_gzsetparams 77 # define gztell z_gztell 78 # define gztell64 z_gztell64 79 # define gzungetc z_gzungetc 80 # define gzwrite z_gzwrite 81 # define inflate z_inflate 82 # define inflateBack z_inflateBack 83 # define inflateBackEnd z_inflateBackEnd 84 # define inflateBackInit_ z_inflateBackInit_ 85 # define inflateCopy z_inflateCopy 86 # define inflateEnd z_inflateEnd 87 # define inflateGetHeader z_inflateGetHeader 88 # define inflateInit2_ z_inflateInit2_ 89 # define inflateInit_ z_inflateInit_ 90 # define inflateMark z_inflateMark 91 # define inflatePrime z_inflatePrime 92 # define inflateReset z_inflateReset 93 # define inflateReset2 z_inflateReset2 94 # define inflateSetDictionary z_inflateSetDictionary 95 # define inflateSync z_inflateSync 96 # define inflateSyncPoint z_inflateSyncPoint 97 # define inflateUndermine z_inflateUndermine 98 # define inflate_copyright z_inflate_copyright 99 # define inflate_fast z_inflate_fast 100 # define inflate_table z_inflate_table 101 # define uncompress z_uncompress 102 # define zError z_zError 103 # define zcalloc z_zcalloc 104 # define zcfree z_zcfree 105 # define zlibCompileFlags z_zlibCompileFlags 106 # define zlibVersion z_zlibVersion 107 108 /* all zlib typedefs in zlib.h and zconf.h */ 109 # define Byte z_Byte 110 # define Bytef z_Bytef 111 # define alloc_func z_alloc_func 112 # define charf z_charf 113 # define free_func z_free_func 114 # define gzFile z_gzFile 115 # define gz_header z_gz_header 116 # define gz_headerp z_gz_headerp 117 # define in_func z_in_func 118 # define intf z_intf 119 # define out_func z_out_func 120 # define uInt z_uInt 121 # define uIntf z_uIntf 122 # define uLong z_uLong 123 # define uLongf z_uLongf 124 # define voidp z_voidp 125 # define voidpc z_voidpc 126 # define voidpf z_voidpf 127 128 /* all zlib structs in zlib.h and zconf.h */ 129 # define gz_header_s z_gz_header_s 130 # define internal_state z_internal_state 131 132 #endif 133 134 #if defined(__MSDOS__) && !defined(MSDOS) 135 # define MSDOS 136 #endif 137 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 138 # define OS2 139 #endif 140 #if defined(_WINDOWS) && !defined(WINDOWS) 141 # define WINDOWS 142 #endif 143 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 144 # ifndef WIN32 145 # define WIN32 146 # endif 147 #endif 148 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 149 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 150 # ifndef SYS16BIT 151 # define SYS16BIT 152 # endif 153 # endif 154 #endif 155 156 /* 157 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 158 * than 64k bytes at a time (needed on systems with 16-bit int). 159 */ 160 #ifdef SYS16BIT 161 # define MAXSEG_64K 162 #endif 163 #ifdef MSDOS 164 # define UNALIGNED_OK 165 #endif 166 167 #ifdef __STDC_VERSION__ 168 # ifndef STDC 169 # define STDC 170 # endif 171 # if __STDC_VERSION__ >= 199901L 172 # ifndef STDC99 173 # define STDC99 174 # endif 175 # endif 176 #endif 177 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 178 # define STDC 179 #endif 180 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 181 # define STDC 182 #endif 183 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 184 # define STDC 185 #endif 186 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 187 # define STDC 188 #endif 189 190 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 191 # define STDC 192 #endif 193 194 #ifndef STDC 195 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 196 # define const /* note: need a more gentle solution here */ 197 # endif 198 #endif 199 200 /* Some Mac compilers merge all .h files incorrectly: */ 201 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__) 202 # define NO_DUMMY_DECL 203 #endif 204 205 /* Maximum value for memLevel in deflateInit2 */ 206 #ifndef MAX_MEM_LEVEL 207 # ifdef MAXSEG_64K 208 # define MAX_MEM_LEVEL 8 209 # else 210 # define MAX_MEM_LEVEL 9 211 # endif 212 #endif 213 214 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 215 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 216 * created by gzip. (Files created by minigzip can still be extracted by 217 * gzip.) 218 */ 219 #ifndef MAX_WBITS 220 # define MAX_WBITS 15 /* 32K LZ77 window */ 221 #endif 222 223 /* The memory requirements for deflate are (in bytes): 224 (1 << (windowBits+2)) + (1 << (memLevel+9)) 225 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 226 plus a few kilobytes for small objects. For example, if you want to reduce 227 the default memory requirements from 256K to 128K, compile with 228 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 229 Of course this will generally degrade compression (there's no free lunch). 230 231 The memory requirements for inflate are (in bytes) 1 << windowBits 232 that is, 32K for windowBits=15 (default value) plus a few kilobytes 233 for small objects. 234 */ 235 236 /* Type declarations */ 237 238 #ifndef OF /* function prototypes */ 239 # ifdef STDC 240 # define OF(args) args 241 # else 242 # define OF(args) () 243 # endif 244 #endif 245 246 /* The following definitions for FAR are needed only for MSDOS mixed 247 * model programming (small or medium model with some far allocations). 248 * This was tested only with MSC; for other MSDOS compilers you may have 249 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 250 * just define FAR to be empty. 251 */ 252 #ifdef SYS16BIT 253 # if defined(M_I86SM) || defined(M_I86MM) 254 /* MSC small or medium model */ 255 # define SMALL_MEDIUM 256 # ifdef _MSC_VER 257 # define FAR _far 258 # else 259 # define FAR far 260 # endif 261 # endif 262 # if (defined(__SMALL__) || defined(__MEDIUM__)) 263 /* Turbo C small or medium model */ 264 # define SMALL_MEDIUM 265 # ifdef __BORLANDC__ 266 # define FAR _far 267 # else 268 # define FAR far 269 # endif 270 # endif 271 #endif 272 273 #if defined(WINDOWS) || defined(WIN32) 274 /* If building or using zlib as a DLL, define ZLIB_DLL. 275 * This is not mandatory, but it offers a little performance increase. 276 */ 277 # ifdef ZLIB_DLL 278 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 279 # ifdef ZLIB_INTERNAL 280 # define ZEXTERN extern __declspec(dllexport) 281 # else 282 # define ZEXTERN extern __declspec(dllimport) 283 # endif 284 # endif 285 # endif /* ZLIB_DLL */ 286 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 287 * define ZLIB_WINAPI. 288 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 289 */ 290 # ifdef ZLIB_WINAPI 291 # ifdef FAR 292 # undef FAR 293 # endif 294 # include <windows.h> 295 /* No need for _export, use ZLIB.DEF instead. */ 296 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 297 # define ZEXPORT WINAPI 298 # ifdef WIN32 299 # define ZEXPORTVA WINAPIV 300 # else 301 # define ZEXPORTVA FAR CDECL 302 # endif 303 # endif 304 #endif 305 306 #if defined (__BEOS__) 307 # ifdef ZLIB_DLL 308 # ifdef ZLIB_INTERNAL 309 # define ZEXPORT __declspec(dllexport) 310 # define ZEXPORTVA __declspec(dllexport) 311 # else 312 # define ZEXPORT __declspec(dllimport) 313 # define ZEXPORTVA __declspec(dllimport) 314 # endif 315 # endif 316 #endif 317 318 #ifndef ZEXTERN 319 # define ZEXTERN extern 320 #endif 321 #ifndef ZEXPORT 322 # define ZEXPORT 323 #endif 324 #ifndef ZEXPORTVA 325 # define ZEXPORTVA 326 #endif 327 328 #ifndef FAR 329 # define FAR 330 #endif 331 332 #if !defined(__MACTYPES__) 333 typedef unsigned char Byte; /* 8 bits */ 334 #endif 335 typedef unsigned int uInt; /* 16 bits or more */ 336 typedef unsigned long uLong; /* 32 bits or more */ 337 338 #ifdef SMALL_MEDIUM 339 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 340 # define Bytef Byte FAR 341 #else 342 typedef Byte FAR Bytef; 343 #endif 344 typedef char FAR charf; 345 typedef int FAR intf; 346 typedef uInt FAR uIntf; 347 typedef uLong FAR uLongf; 348 349 #ifdef STDC 350 typedef void const *voidpc; 351 typedef void FAR *voidpf; 352 typedef void *voidp; 353 #else 354 typedef Byte const *voidpc; 355 typedef Byte FAR *voidpf; 356 typedef Byte *voidp; 357 #endif 358 359 #ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */ 360 # define Z_HAVE_UNISTD_H 361 #endif 362 363 #ifdef STDC 364 # include <sys/types.h> /* for off_t */ 365 #endif 366 367 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and 368 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even 369 * though the former does not conform to the LFS document), but considering 370 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as 371 * equivalently requesting no 64-bit operations 372 */ 373 #if -_LARGEFILE64_SOURCE - -1 == 1 374 # undef _LARGEFILE64_SOURCE 375 #endif 376 377 #if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE) 378 # include <unistd.h> /* for SEEK_* and off_t */ 379 # ifdef VMS 380 # include <unixio.h> /* for off_t */ 381 # endif 382 # ifndef z_off_t 383 # define z_off_t off_t 384 # endif 385 #endif 386 387 #ifndef SEEK_SET 388 # define SEEK_SET 0 /* Seek from beginning of file. */ 389 # define SEEK_CUR 1 /* Seek from current position. */ 390 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 391 #endif 392 393 #ifndef z_off_t 394 # define z_off_t long 395 #endif 396 397 #if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0 398 # define z_off64_t off64_t 399 #else 400 # define z_off64_t z_off_t 401 #endif 402 403 #if defined(__OS400__) 404 # define NO_vsnprintf 405 #endif 406 407 #if defined(__MVS__) 408 # define NO_vsnprintf 409 #endif 410 411 /* MVS linker does not support external names larger than 8 bytes */ 412 #if defined(__MVS__) 413 #pragma map(deflateInit_,"DEIN") 414 #pragma map(deflateInit2_,"DEIN2") 415 #pragma map(deflateEnd,"DEEND") 416 #pragma map(deflateBound,"DEBND") 417 #pragma map(inflateInit_,"ININ") 418 #pragma map(inflateInit2_,"ININ2") 419 #pragma map(inflateEnd,"INEND") 420 #pragma map(inflateSync,"INSY") 421 #pragma map(inflateSetDictionary,"INSEDI") 422 #pragma map(compressBound,"CMBND") 423 #pragma map(inflate_table,"INTABL") 424 #pragma map(inflate_fast,"INFA") 425 #pragma map(inflate_copyright,"INCOPY") 426 #endif 427 428 #endif /* ZCONF_H */ 429
