1/* zconf.h -- configuration of the zlib compression library 2 * Copyright (C) 1995-2003 Jean-loup Gailly. 3 * For conditions of distribution and use, see copyright notice in zlib.h 4 */ 5 6/* @(#) $Id: zconf.h,v 1.1.1.1 2008/10/15 03:29:53 james26_jang 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 */ 15#ifdef Z_PREFIX 16# define deflateInit_ z_deflateInit_ 17# define deflate z_deflate 18# define deflateEnd z_deflateEnd 19# define inflateInit_ z_inflateInit_ 20# define inflate z_inflate 21# define inflateEnd z_inflateEnd 22# define deflateInit2_ z_deflateInit2_ 23# define deflateSetDictionary z_deflateSetDictionary 24# define deflateCopy z_deflateCopy 25# define deflateReset z_deflateReset 26# define deflatePrime z_deflatePrime 27# define deflateParams z_deflateParams 28# define deflateBound z_deflateBound 29# define inflateInit2_ z_inflateInit2_ 30# define inflateSetDictionary z_inflateSetDictionary 31# define inflateSync z_inflateSync 32# define inflateSyncPoint z_inflateSyncPoint 33# define inflateCopy z_inflateCopy 34# define inflateReset z_inflateReset 35# define compress z_compress 36# define compress2 z_compress2 37# define compressBound z_compressBound 38# define uncompress z_uncompress 39# define adler32 z_adler32 40# define crc32 z_crc32 41# define get_crc_table z_get_crc_table 42 43# define Byte z_Byte 44# define uInt z_uInt 45# define uLong z_uLong 46# define Bytef z_Bytef 47# define charf z_charf 48# define intf z_intf 49# define uIntf z_uIntf 50# define uLongf z_uLongf 51# define voidpf z_voidpf 52# define voidp z_voidp 53#endif 54 55#if defined(__MSDOS__) && !defined(MSDOS) 56# define MSDOS 57#endif 58#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 59# define OS2 60#endif 61#if defined(_WINDOWS) && !defined(WINDOWS) 62# define WINDOWS 63#endif 64#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) 65# define WIN32 66#endif 67#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 68# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 69# ifndef SYS16BIT 70# define SYS16BIT 71# endif 72# endif 73#endif 74 75/* 76 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 77 * than 64k bytes at a time (needed on systems with 16-bit int). 78 */ 79#ifdef SYS16BIT 80# define MAXSEG_64K 81#endif 82#ifdef MSDOS 83# define UNALIGNED_OK 84#endif 85 86#ifdef __STDC_VERSION__ 87# ifndef STDC 88# define STDC 89# endif 90# if __STDC_VERSION__ >= 199901L 91# ifndef STDC99 92# define STDC99 93# endif 94# endif 95#endif 96#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 97# define STDC 98#endif 99#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 100# define STDC 101#endif 102#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 103# define STDC 104#endif 105#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 106# define STDC 107#endif 108 109#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 110# define STDC 111#endif 112 113#ifndef STDC 114# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 115# define const /* note: need a more gentle solution here */ 116# endif 117#endif 118 119/* Some Mac compilers merge all .h files incorrectly: */ 120#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__) 121# define NO_DUMMY_DECL 122#endif 123 124/* Maximum value for memLevel in deflateInit2 */ 125#ifndef MAX_MEM_LEVEL 126# ifdef MAXSEG_64K 127# define MAX_MEM_LEVEL 8 128# else 129# define MAX_MEM_LEVEL 9 130# endif 131#endif 132 133/* Maximum value for windowBits in deflateInit2 and inflateInit2. 134 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 135 * created by gzip. (Files created by minigzip can still be extracted by 136 * gzip.) 137 */ 138#ifndef MAX_WBITS 139# define MAX_WBITS 15 /* 32K LZ77 window */ 140#endif 141 142/* The memory requirements for deflate are (in bytes): 143 (1 << (windowBits+2)) + (1 << (memLevel+9)) 144 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 145 plus a few kilobytes for small objects. For example, if you want to reduce 146 the default memory requirements from 256K to 128K, compile with 147 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 148 Of course this will generally degrade compression (there's no free lunch). 149 150 The memory requirements for inflate are (in bytes) 1 << windowBits 151 that is, 32K for windowBits=15 (default value) plus a few kilobytes 152 for small objects. 153*/ 154 155 /* Type declarations */ 156 157#ifndef OF /* function prototypes */ 158# ifdef STDC 159# define OF(args) args 160# else 161# define OF(args) () 162# endif 163#endif 164 165/* The following definitions for FAR are needed only for MSDOS mixed 166 * model programming (small or medium model with some far allocations). 167 * This was tested only with MSC; for other MSDOS compilers you may have 168 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 169 * just define FAR to be empty. 170 */ 171#ifdef SYS16BIT 172# if defined(M_I86SM) || defined(M_I86MM) 173 /* MSC small or medium model */ 174# define SMALL_MEDIUM 175# ifdef _MSC_VER 176# define FAR _far 177# else 178# define FAR far 179# endif 180# endif 181# if (defined(__SMALL__) || defined(__MEDIUM__)) 182 /* Turbo C small or medium model */ 183# define SMALL_MEDIUM 184# ifdef __BORLANDC__ 185# define FAR _far 186# else 187# define FAR far 188# endif 189# endif 190#endif 191 192#if defined(WINDOWS) || defined(WIN32) 193 /* If building or using zlib as a DLL, define ZLIB_DLL. 194 * This is not mandatory, but it offers a little performance increase. 195 */ 196# ifdef ZLIB_DLL 197# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 198# ifdef ZLIB_INTERNAL 199# define ZEXTERN extern __declspec(dllexport) 200# else 201# define ZEXTERN extern __declspec(dllimport) 202# endif 203# endif 204# endif /* ZLIB_DLL */ 205 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 206 * define ZLIB_WINAPI. 207 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 208 */ 209# ifdef ZLIB_WINAPI 210# ifdef FAR 211# undef FAR 212# endif 213# include <windows.h> 214 /* No need for _export, use ZLIB.DEF instead. */ 215 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 216# define ZEXPORT WINAPI 217# ifdef WIN32 218# define ZEXPORTVA WINAPIV 219# else 220# define ZEXPORTVA FAR CDECL 221# endif 222# endif 223#endif 224 225#if defined (__BEOS__) 226# ifdef ZLIB_DLL 227# ifdef ZLIB_INTERNAL 228# define ZEXPORT __declspec(dllexport) 229# define ZEXPORTVA __declspec(dllexport) 230# else 231# define ZEXPORT __declspec(dllimport) 232# define ZEXPORTVA __declspec(dllimport) 233# endif 234# endif 235#endif 236 237#ifndef ZEXTERN 238# define ZEXTERN extern 239#endif 240#ifndef ZEXPORT 241# define ZEXPORT 242#endif 243#ifndef ZEXPORTVA 244# define ZEXPORTVA 245#endif 246 247#ifndef FAR 248# define FAR 249#endif 250 251#if !defined(__MACTYPES__) 252typedef unsigned char Byte; /* 8 bits */ 253#endif 254typedef unsigned int uInt; /* 16 bits or more */ 255typedef unsigned long uLong; /* 32 bits or more */ 256 257#ifdef SMALL_MEDIUM 258 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 259# define Bytef Byte FAR 260#else 261 typedef Byte FAR Bytef; 262#endif 263typedef char FAR charf; 264typedef int FAR intf; 265typedef uInt FAR uIntf; 266typedef uLong FAR uLongf; 267 268#ifdef STDC 269 typedef void const *voidpc; 270 typedef void FAR *voidpf; 271 typedef void *voidp; 272#else 273 typedef Byte const *voidpc; 274 typedef Byte FAR *voidpf; 275 typedef Byte *voidp; 276#endif 277 278#if 1 /* HAVE_UNISTD_H -- this line is updated by ./configure */ 279# include <sys/types.h> /* for off_t */ 280# include <unistd.h> /* for SEEK_* and off_t */ 281# ifdef VMS 282# include <unixio.h> /* for off_t */ 283# endif 284# define z_off_t off_t 285#endif 286#ifndef SEEK_SET 287# define SEEK_SET 0 /* Seek from beginning of file. */ 288# define SEEK_CUR 1 /* Seek from current position. */ 289# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 290#endif 291#ifndef z_off_t 292# define z_off_t long 293#endif 294 295#if defined(__OS400__) 296#define NO_vsnprintf 297#endif 298 299#if defined(__MVS__) 300# define NO_vsnprintf 301# ifdef FAR 302# undef FAR 303# endif 304#endif 305 306/* MVS linker does not support external names larger than 8 bytes */ 307#if defined(__MVS__) 308# pragma map(deflateInit_,"DEIN") 309# pragma map(deflateInit2_,"DEIN2") 310# pragma map(deflateEnd,"DEEND") 311# pragma map(deflateBound,"DEBND") 312# pragma map(inflateInit_,"ININ") 313# pragma map(inflateInit2_,"ININ2") 314# pragma map(inflateEnd,"INEND") 315# pragma map(inflateSync,"INSY") 316# pragma map(inflateSetDictionary,"INSEDI") 317# pragma map(compressBound,"CMBND") 318# pragma map(inflate_table,"INTABL") 319# pragma map(inflate_fast,"INFA") 320# pragma map(inflate_copyright,"INCOPY") 321#endif 322 323#endif /* ZCONF_H */ 324