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__) 333typedef unsigned char Byte; /* 8 bits */ 334#endif 335typedef unsigned int uInt; /* 16 bits or more */ 336typedef 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 344typedef char FAR charf; 345typedef int FAR intf; 346typedef uInt FAR uIntf; 347typedef 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