1/* zconf.h -- configuration of the zlib compression library 2 * Copyright (C) 1995-2005 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 2011/06/10 09:34:40 andrew Exp $ */ 7 8#include "replace.h" 9#define Z_PREFIX 10 11#ifndef ZCONF_H 12#define ZCONF_H 13 14/* 15 * If you *really* need a unique prefix for all types and library functions, 16 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. 17 */ 18#ifdef Z_PREFIX 19# define deflateInit_ z_deflateInit_ 20# define deflate z_deflate 21# define deflateEnd z_deflateEnd 22# define inflateInit_ z_inflateInit_ 23# define inflate z_inflate 24# define inflateEnd z_inflateEnd 25# define deflateInit2_ z_deflateInit2_ 26# define deflateSetDictionary z_deflateSetDictionary 27# define deflateCopy z_deflateCopy 28# define deflateReset z_deflateReset 29# define deflateParams z_deflateParams 30# define deflateBound z_deflateBound 31# define deflatePrime z_deflatePrime 32# define inflateInit2_ z_inflateInit2_ 33# define inflateSetDictionary z_inflateSetDictionary 34# define inflateSync z_inflateSync 35# define inflateSyncPoint z_inflateSyncPoint 36# define inflateCopy z_inflateCopy 37# define inflateReset z_inflateReset 38# define inflateBack z_inflateBack 39# define inflateBackEnd z_inflateBackEnd 40# define compress z_compress 41# define compress2 z_compress2 42# define compressBound z_compressBound 43# define uncompress z_uncompress 44# define adler32 z_adler32 45# define crc32 z_crc32 46# define get_crc_table z_get_crc_table 47# define zError z_zError 48 49# define alloc_func z_alloc_func 50# define free_func z_free_func 51# define in_func z_in_func 52# define out_func z_out_func 53# define Byte z_Byte 54# define uInt z_uInt 55# define uLong z_uLong 56# define Bytef z_Bytef 57# define charf z_charf 58# define intf z_intf 59# define uIntf z_uIntf 60# define uLongf z_uLongf 61# define voidpf z_voidpf 62# define voidp z_voidp 63#endif 64 65#if defined(__MSDOS__) && !defined(MSDOS) 66# define MSDOS 67#endif 68#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 69# define OS2 70#endif 71#if defined(_WINDOWS) && !defined(WINDOWS) 72# define WINDOWS 73#endif 74#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 75# ifndef WIN32 76# define WIN32 77# endif 78#endif 79#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 80# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 81# ifndef SYS16BIT 82# define SYS16BIT 83# endif 84# endif 85#endif 86 87/* 88 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 89 * than 64k bytes at a time (needed on systems with 16-bit int). 90 */ 91#ifdef SYS16BIT 92# define MAXSEG_64K 93#endif 94#ifdef MSDOS 95# define UNALIGNED_OK 96#endif 97 98#ifdef __STDC_VERSION__ 99# ifndef STDC 100# define STDC 101# endif 102# if __STDC_VERSION__ >= 199901L 103# ifndef STDC99 104# define STDC99 105# endif 106# endif 107#endif 108#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 109# define STDC 110#endif 111#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 112# define STDC 113#endif 114#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 115# define STDC 116#endif 117#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 118# define STDC 119#endif 120 121#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 122# define STDC 123#endif 124 125#ifndef STDC 126# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 127# define const /* note: need a more gentle solution here */ 128# endif 129#endif 130 131/* Some Mac compilers merge all .h files incorrectly: */ 132#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__) 133# define NO_DUMMY_DECL 134#endif 135 136/* Maximum value for memLevel in deflateInit2 */ 137#ifndef MAX_MEM_LEVEL 138# ifdef MAXSEG_64K 139# define MAX_MEM_LEVEL 8 140# else 141# define MAX_MEM_LEVEL 9 142# endif 143#endif 144 145/* Maximum value for windowBits in deflateInit2 and inflateInit2. 146 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 147 * created by gzip. (Files created by minigzip can still be extracted by 148 * gzip.) 149 */ 150#ifndef MAX_WBITS 151# define MAX_WBITS 15 /* 32K LZ77 window */ 152#endif 153 154/* The memory requirements for deflate are (in bytes): 155 (1 << (windowBits+2)) + (1 << (memLevel+9)) 156 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 157 plus a few kilobytes for small objects. For example, if you want to reduce 158 the default memory requirements from 256K to 128K, compile with 159 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 160 Of course this will generally degrade compression (there's no free lunch). 161 162 The memory requirements for inflate are (in bytes) 1 << windowBits 163 that is, 32K for windowBits=15 (default value) plus a few kilobytes 164 for small objects. 165*/ 166 167 /* Type declarations */ 168 169#ifndef OF /* function prototypes */ 170# ifdef STDC 171# define OF(args) args 172# else 173# define OF(args) () 174# endif 175#endif 176 177/* The following definitions for FAR are needed only for MSDOS mixed 178 * model programming (small or medium model with some far allocations). 179 * This was tested only with MSC; for other MSDOS compilers you may have 180 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 181 * just define FAR to be empty. 182 */ 183#ifdef SYS16BIT 184# if defined(M_I86SM) || defined(M_I86MM) 185 /* MSC small or medium model */ 186# define SMALL_MEDIUM 187# ifdef _MSC_VER 188# define FAR _far 189# else 190# define FAR far 191# endif 192# endif 193# if (defined(__SMALL__) || defined(__MEDIUM__)) 194 /* Turbo C small or medium model */ 195# define SMALL_MEDIUM 196# ifdef __BORLANDC__ 197# define FAR _far 198# else 199# define FAR far 200# endif 201# endif 202#endif 203 204#if defined(WINDOWS) || defined(WIN32) 205 /* If building or using zlib as a DLL, define ZLIB_DLL. 206 * This is not mandatory, but it offers a little performance increase. 207 */ 208# ifdef ZLIB_DLL 209# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 210# ifdef ZLIB_INTERNAL 211# define ZEXTERN extern __declspec(dllexport) 212# else 213# define ZEXTERN extern __declspec(dllimport) 214# endif 215# endif 216# endif /* ZLIB_DLL */ 217 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 218 * define ZLIB_WINAPI. 219 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 220 */ 221# ifdef ZLIB_WINAPI 222# ifdef FAR 223# undef FAR 224# endif 225# include <windows.h> 226 /* No need for _export, use ZLIB.DEF instead. */ 227 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 228# define ZEXPORT WINAPI 229# ifdef WIN32 230# define ZEXPORTVA WINAPIV 231# else 232# define ZEXPORTVA FAR CDECL 233# endif 234# endif 235#endif 236 237#if defined (__BEOS__) 238# ifdef ZLIB_DLL 239# ifdef ZLIB_INTERNAL 240# define ZEXPORT __declspec(dllexport) 241# define ZEXPORTVA __declspec(dllexport) 242# else 243# define ZEXPORT __declspec(dllimport) 244# define ZEXPORTVA __declspec(dllimport) 245# endif 246# endif 247#endif 248 249#ifndef ZEXTERN 250# define ZEXTERN extern 251#endif 252#ifndef ZEXPORT 253# define ZEXPORT 254#endif 255#ifndef ZEXPORTVA 256# define ZEXPORTVA 257#endif 258 259#ifndef FAR 260# define FAR 261#endif 262 263#if !defined(__MACTYPES__) 264typedef unsigned char Byte; /* 8 bits */ 265#endif 266typedef unsigned int uInt; /* 16 bits or more */ 267typedef unsigned long uLong; /* 32 bits or more */ 268 269#ifdef SMALL_MEDIUM 270 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 271# define Bytef Byte FAR 272#else 273 typedef Byte FAR Bytef; 274#endif 275typedef char FAR charf; 276typedef int FAR intf; 277typedef uInt FAR uIntf; 278typedef uLong FAR uLongf; 279 280#ifdef STDC 281 typedef void const *voidpc; 282 typedef void FAR *voidpf; 283 typedef void *voidp; 284#else 285 typedef Byte const *voidpc; 286 typedef Byte FAR *voidpf; 287 typedef Byte *voidp; 288#endif 289 290#if 0 /* HAVE_UNISTD_H -- this line is updated by ./configure */ 291# include <sys/types.h> /* for off_t */ 292# include <unistd.h> /* for SEEK_* and off_t */ 293# ifdef VMS 294# include <unixio.h> /* for off_t */ 295# endif 296# define z_off_t off_t 297#endif 298#ifndef SEEK_SET 299# define SEEK_SET 0 /* Seek from beginning of file. */ 300# define SEEK_CUR 1 /* Seek from current position. */ 301# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 302#endif 303#ifndef z_off_t 304# define z_off_t long 305#endif 306 307#if defined(__OS400__) 308# define NO_vsnprintf 309#endif 310 311#if defined(__MVS__) 312# define NO_vsnprintf 313# ifdef FAR 314# undef FAR 315# endif 316#endif 317 318/* MVS linker does not support external names larger than 8 bytes */ 319#if defined(__MVS__) 320# pragma map(deflateInit_,"DEIN") 321# pragma map(deflateInit2_,"DEIN2") 322# pragma map(deflateEnd,"DEEND") 323# pragma map(deflateBound,"DEBND") 324# pragma map(inflateInit_,"ININ") 325# pragma map(inflateInit2_,"ININ2") 326# pragma map(inflateEnd,"INEND") 327# pragma map(inflateSync,"INSY") 328# pragma map(inflateSetDictionary,"INSEDI") 329# pragma map(compressBound,"CMBND") 330# pragma map(inflate_table,"INTABL") 331# pragma map(inflate_fast,"INFA") 332# pragma map(inflate_copyright,"INCOPY") 333#endif 334 335#endif /* ZCONF_H */ 336