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#cmakedefine Z_PREFIX 11#cmakedefine Z_HAVE_UNISTD_H 12 13/* 14 * If you *really* need a unique prefix for all types and library functions, 15 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. 16 * Even better than compiling with -DZ_PREFIX would be to use configure to set 17 * this permanently in zconf.h using "./configure --zprefix". 18 */ 19#ifdef Z_PREFIX /* may be set to #if 1 by ./configure */ 20 21/* all linked symbols */ 22# define _dist_code z__dist_code 23# define _length_code z__length_code 24# define _tr_align z__tr_align 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# define compress z_compress 33# define compress2 z_compress2 34# define compressBound z_compressBound 35# define crc32 z_crc32 36# define crc32_combine z_crc32_combine 37# define crc32_combine64 z_crc32_combine64 38# define deflate z_deflate 39# define deflateBound z_deflateBound 40# define deflateCopy z_deflateCopy 41# define deflateEnd z_deflateEnd 42# define deflateInit2_ z_deflateInit2_ 43# define deflateInit_ z_deflateInit_ 44# define deflateParams z_deflateParams 45# define deflatePrime z_deflatePrime 46# define deflateReset z_deflateReset 47# define deflateSetDictionary z_deflateSetDictionary 48# define deflateSetHeader z_deflateSetHeader 49# define deflateTune z_deflateTune 50# define deflate_copyright z_deflate_copyright 51# define get_crc_table z_get_crc_table 52# define gz_error z_gz_error 53# define gz_intmax z_gz_intmax 54# define gz_strwinerror z_gz_strwinerror 55# define gzbuffer z_gzbuffer 56# define gzclearerr z_gzclearerr 57# define gzclose z_gzclose 58# define gzclose_r z_gzclose_r 59# define gzclose_w z_gzclose_w 60# define gzdirect z_gzdirect 61# define gzdopen z_gzdopen 62# define gzeof z_gzeof 63# define gzerror z_gzerror 64# define gzflush z_gzflush 65# define gzgetc z_gzgetc 66# define gzgets z_gzgets 67# define gzoffset z_gzoffset 68# define gzoffset64 z_gzoffset64 69# define gzopen z_gzopen 70# define gzopen64 z_gzopen64 71# define gzprintf z_gzprintf 72# define gzputc z_gzputc 73# define gzputs z_gzputs 74# define gzread z_gzread 75# define gzrewind z_gzrewind 76# define gzseek z_gzseek 77# define gzseek64 z_gzseek64 78# define gzsetparams z_gzsetparams 79# define gztell z_gztell 80# define gztell64 z_gztell64 81# define gzungetc z_gzungetc 82# define gzwrite z_gzwrite 83# define inflate z_inflate 84# define inflateBack z_inflateBack 85# define inflateBackEnd z_inflateBackEnd 86# define inflateBackInit_ z_inflateBackInit_ 87# define inflateCopy z_inflateCopy 88# define inflateEnd z_inflateEnd 89# define inflateGetHeader z_inflateGetHeader 90# define inflateInit2_ z_inflateInit2_ 91# define inflateInit_ z_inflateInit_ 92# define inflateMark z_inflateMark 93# define inflatePrime z_inflatePrime 94# define inflateReset z_inflateReset 95# define inflateReset2 z_inflateReset2 96# define inflateSetDictionary z_inflateSetDictionary 97# define inflateSync z_inflateSync 98# define inflateSyncPoint z_inflateSyncPoint 99# define inflateUndermine z_inflateUndermine 100# define inflate_copyright z_inflate_copyright 101# define inflate_fast z_inflate_fast 102# define inflate_table z_inflate_table 103# define uncompress z_uncompress 104# define zError z_zError 105# define zcalloc z_zcalloc 106# define zcfree z_zcfree 107# define zlibCompileFlags z_zlibCompileFlags 108# define zlibVersion z_zlibVersion 109 110/* all zlib typedefs in zlib.h and zconf.h */ 111# define Byte z_Byte 112# define Bytef z_Bytef 113# define alloc_func z_alloc_func 114# define charf z_charf 115# define free_func z_free_func 116# define gzFile z_gzFile 117# define gz_header z_gz_header 118# define gz_headerp z_gz_headerp 119# define in_func z_in_func 120# define intf z_intf 121# define out_func z_out_func 122# define uInt z_uInt 123# define uIntf z_uIntf 124# define uLong z_uLong 125# define uLongf z_uLongf 126# define voidp z_voidp 127# define voidpc z_voidpc 128# define voidpf z_voidpf 129 130/* all zlib structs in zlib.h and zconf.h */ 131# define gz_header_s z_gz_header_s 132# define internal_state z_internal_state 133 134#endif 135 136#if defined(__MSDOS__) && !defined(MSDOS) 137# define MSDOS 138#endif 139#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 140# define OS2 141#endif 142#if defined(_WINDOWS) && !defined(WINDOWS) 143# define WINDOWS 144#endif 145#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 146# ifndef WIN32 147# define WIN32 148# endif 149#endif 150#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 151# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 152# ifndef SYS16BIT 153# define SYS16BIT 154# endif 155# endif 156#endif 157 158/* 159 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 160 * than 64k bytes at a time (needed on systems with 16-bit int). 161 */ 162#ifdef SYS16BIT 163# define MAXSEG_64K 164#endif 165#ifdef MSDOS 166# define UNALIGNED_OK 167#endif 168 169#ifdef __STDC_VERSION__ 170# ifndef STDC 171# define STDC 172# endif 173# if __STDC_VERSION__ >= 199901L 174# ifndef STDC99 175# define STDC99 176# endif 177# endif 178#endif 179#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 180# define STDC 181#endif 182#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 183# define STDC 184#endif 185#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 186# define STDC 187#endif 188#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 189# define STDC 190#endif 191 192#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 193# define STDC 194#endif 195 196#ifndef STDC 197# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 198# define const /* note: need a more gentle solution here */ 199# endif 200#endif 201 202/* Some Mac compilers merge all .h files incorrectly: */ 203#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__) 204# define NO_DUMMY_DECL 205#endif 206 207/* Maximum value for memLevel in deflateInit2 */ 208#ifndef MAX_MEM_LEVEL 209# ifdef MAXSEG_64K 210# define MAX_MEM_LEVEL 8 211# else 212# define MAX_MEM_LEVEL 9 213# endif 214#endif 215 216/* Maximum value for windowBits in deflateInit2 and inflateInit2. 217 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 218 * created by gzip. (Files created by minigzip can still be extracted by 219 * gzip.) 220 */ 221#ifndef MAX_WBITS 222# define MAX_WBITS 15 /* 32K LZ77 window */ 223#endif 224 225/* The memory requirements for deflate are (in bytes): 226 (1 << (windowBits+2)) + (1 << (memLevel+9)) 227 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 228 plus a few kilobytes for small objects. For example, if you want to reduce 229 the default memory requirements from 256K to 128K, compile with 230 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 231 Of course this will generally degrade compression (there's no free lunch). 232 233 The memory requirements for inflate are (in bytes) 1 << windowBits 234 that is, 32K for windowBits=15 (default value) plus a few kilobytes 235 for small objects. 236*/ 237 238 /* Type declarations */ 239 240#ifndef OF /* function prototypes */ 241# ifdef STDC 242# define OF(args) args 243# else 244# define OF(args) () 245# endif 246#endif 247 248/* The following definitions for FAR are needed only for MSDOS mixed 249 * model programming (small or medium model with some far allocations). 250 * This was tested only with MSC; for other MSDOS compilers you may have 251 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 252 * just define FAR to be empty. 253 */ 254#ifdef SYS16BIT 255# if defined(M_I86SM) || defined(M_I86MM) 256 /* MSC small or medium model */ 257# define SMALL_MEDIUM 258# ifdef _MSC_VER 259# define FAR _far 260# else 261# define FAR far 262# endif 263# endif 264# if (defined(__SMALL__) || defined(__MEDIUM__)) 265 /* Turbo C small or medium model */ 266# define SMALL_MEDIUM 267# ifdef __BORLANDC__ 268# define FAR _far 269# else 270# define FAR far 271# endif 272# endif 273#endif 274 275#if defined(WINDOWS) || defined(WIN32) 276 /* If building or using zlib as a DLL, define ZLIB_DLL. 277 * This is not mandatory, but it offers a little performance increase. 278 */ 279# ifdef ZLIB_DLL 280# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 281# ifdef ZLIB_INTERNAL 282# define ZEXTERN extern __declspec(dllexport) 283# else 284# define ZEXTERN extern __declspec(dllimport) 285# endif 286# endif 287# endif /* ZLIB_DLL */ 288 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 289 * define ZLIB_WINAPI. 290 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 291 */ 292# ifdef ZLIB_WINAPI 293# ifdef FAR 294# undef FAR 295# endif 296# include <windows.h> 297 /* No need for _export, use ZLIB.DEF instead. */ 298 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 299# define ZEXPORT WINAPI 300# ifdef WIN32 301# define ZEXPORTVA WINAPIV 302# else 303# define ZEXPORTVA FAR CDECL 304# endif 305# endif 306#endif 307 308#if defined (__BEOS__) 309# ifdef ZLIB_DLL 310# ifdef ZLIB_INTERNAL 311# define ZEXPORT __declspec(dllexport) 312# define ZEXPORTVA __declspec(dllexport) 313# else 314# define ZEXPORT __declspec(dllimport) 315# define ZEXPORTVA __declspec(dllimport) 316# endif 317# endif 318#endif 319 320#ifndef ZEXTERN 321# define ZEXTERN extern 322#endif 323#ifndef ZEXPORT 324# define ZEXPORT 325#endif 326#ifndef ZEXPORTVA 327# define ZEXPORTVA 328#endif 329 330#ifndef FAR 331# define FAR 332#endif 333 334#if !defined(__MACTYPES__) 335typedef unsigned char Byte; /* 8 bits */ 336#endif 337typedef unsigned int uInt; /* 16 bits or more */ 338typedef unsigned long uLong; /* 32 bits or more */ 339 340#ifdef SMALL_MEDIUM 341 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 342# define Bytef Byte FAR 343#else 344 typedef Byte FAR Bytef; 345#endif 346typedef char FAR charf; 347typedef int FAR intf; 348typedef uInt FAR uIntf; 349typedef uLong FAR uLongf; 350 351#ifdef STDC 352 typedef void const *voidpc; 353 typedef void FAR *voidpf; 354 typedef void *voidp; 355#else 356 typedef Byte const *voidpc; 357 typedef Byte FAR *voidpf; 358 typedef Byte *voidp; 359#endif 360 361#ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */ 362# define Z_HAVE_UNISTD_H 363#endif 364 365#ifdef STDC 366# include <sys/types.h> /* for off_t */ 367#endif 368 369/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and 370 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even 371 * though the former does not conform to the LFS document), but considering 372 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as 373 * equivalently requesting no 64-bit operations 374 */ 375#if -_LARGEFILE64_SOURCE - -1 == 1 376# undef _LARGEFILE64_SOURCE 377#endif 378 379#if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE) 380# include <unistd.h> /* for SEEK_* and off_t */ 381# ifdef VMS 382# include <unixio.h> /* for off_t */ 383# endif 384# ifndef z_off_t 385# define z_off_t off_t 386# endif 387#endif 388 389#ifndef SEEK_SET 390# define SEEK_SET 0 /* Seek from beginning of file. */ 391# define SEEK_CUR 1 /* Seek from current position. */ 392# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 393#endif 394 395#ifndef z_off_t 396# define z_off_t long 397#endif 398 399#if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0 400# define z_off64_t off64_t 401#else 402# define z_off64_t z_off_t 403#endif 404 405#if defined(__OS400__) 406# define NO_vsnprintf 407#endif 408 409#if defined(__MVS__) 410# define NO_vsnprintf 411#endif 412 413/* MVS linker does not support external names larger than 8 bytes */ 414#if defined(__MVS__) 415 #pragma map(deflateInit_,"DEIN") 416 #pragma map(deflateInit2_,"DEIN2") 417 #pragma map(deflateEnd,"DEEND") 418 #pragma map(deflateBound,"DEBND") 419 #pragma map(inflateInit_,"ININ") 420 #pragma map(inflateInit2_,"ININ2") 421 #pragma map(inflateEnd,"INEND") 422 #pragma map(inflateSync,"INSY") 423 #pragma map(inflateSetDictionary,"INSEDI") 424 #pragma map(compressBound,"CMBND") 425 #pragma map(inflate_table,"INTABL") 426 #pragma map(inflate_fast,"INFA") 427 #pragma map(inflate_copyright,"INCOPY") 428#endif 429 430#endif /* ZCONF_H */ 431