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 /* @(#) $Id$ */ 7 8 #ifndef ZCONF_H 9 #define ZCONF_H 10 11 // #ifdef __ECOS__ 12 #undef __ECOS__ 13 #define __ECOS__ 14 #define Z_PREFIX 15 #include <pkgconf/compress_zlib.h> 16 #if CYGINT_COMPRESS_ZLIB_LOCAL_ALLOC != 0 17 #define MY_ZCALLOC 18 #endif 19 #ifdef CYGSEM_COMPRESS_ZLIB_DEFLATE_MAKES_GZIP 20 #undef MAX_WBITS 21 #define MAX_WBITS 15+16 /* 32K LZ77 window */ 22 #else 23 #define NO_GZIP 24 #define NO_GZCOMPRESS 25 #endif 26 // #endif 27 28 /* 29 * If you *really* need a unique prefix for all types and library functions, 30 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. 31 */ 32 #ifdef Z_PREFIX 33 # define deflateInit_ z_deflateInit_ 34 # define deflate z_deflate 35 # define deflateEnd z_deflateEnd 36 # define inflateInit_ z_inflateInit_ 37 # define inflate z_inflate 38 # define inflateEnd z_inflateEnd 39 # define deflateInit2_ z_deflateInit2_ 40 # define deflateSetDictionary z_deflateSetDictionary 41 # define deflateCopy z_deflateCopy 42 # define deflateReset z_deflateReset 43 # define deflateParams z_deflateParams 44 # define deflateBound z_deflateBound 45 # define deflatePrime z_deflatePrime 46 # define inflateInit2_ z_inflateInit2_ 47 # define inflateSetDictionary z_inflateSetDictionary 48 # define inflateSync z_inflateSync 49 # define inflateSyncPoint z_inflateSyncPoint 50 # define inflateCopy z_inflateCopy 51 # define inflateReset z_inflateReset 52 # define inflateBack z_inflateBack 53 # define inflateBackEnd z_inflateBackEnd 54 # define compress z_compress 55 # define compress2 z_compress2 56 # define compressBound z_compressBound 57 # define uncompress z_uncompress 58 # define adler32 z_adler32 59 # define crc32 z_crc32 60 # define get_crc_table z_get_crc_table 61 # define zError z_zError 62 63 # define alloc_func z_alloc_func 64 # define free_func z_free_func 65 # define in_func z_in_func 66 # define out_func z_out_func 67 # define Byte z_Byte 68 # define uInt z_uInt 69 # define uLong z_uLong 70 # define Bytef z_Bytef 71 # define charf z_charf 72 # define intf z_intf 73 # define uIntf z_uIntf 74 # define uLongf z_uLongf 75 # define voidpf z_voidpf 76 # define voidp z_voidp 77 #endif 78 79 #if defined(__MSDOS__) && !defined(MSDOS) 80 # define MSDOS 81 #endif 82 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 83 # define OS2 84 #endif 85 #if defined(_WINDOWS) && !defined(WINDOWS) 86 # define WINDOWS 87 #endif 88 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 89 # ifndef WIN32 90 # define WIN32 91 # endif 92 #endif 93 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 94 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 95 # ifndef SYS16BIT 96 # define SYS16BIT 97 # endif 98 # endif 99 #endif 100 101 /* 102 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 103 * than 64k bytes at a time (needed on systems with 16-bit int). 104 */ 105 #ifdef SYS16BIT 106 # define MAXSEG_64K 107 #endif 108 #ifdef MSDOS 109 # define UNALIGNED_OK 110 #endif 111 112 #ifdef __STDC_VERSION__ 113 # ifndef STDC 114 # define STDC 115 # endif 116 # if __STDC_VERSION__ >= 199901L 117 # ifndef STDC99 118 # define STDC99 119 # endif 120 # endif 121 #endif 122 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 123 # define STDC 124 #endif 125 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 126 # define STDC 127 #endif 128 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 129 # define STDC 130 #endif 131 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 132 # define STDC 133 #endif 134 135 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 136 # define STDC 137 #endif 138 139 #ifndef STDC 140 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 141 # define const /* note: need a more gentle solution here */ 142 # endif 143 #endif 144 145 /* Some Mac compilers merge all .h files incorrectly: */ 146 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__) 147 # define NO_DUMMY_DECL 148 #endif 149 150 /* Maximum value for memLevel in deflateInit2 */ 151 #ifndef MAX_MEM_LEVEL 152 # ifdef MAXSEG_64K 153 # define MAX_MEM_LEVEL 8 154 # else 155 # define MAX_MEM_LEVEL 9 156 # endif 157 #endif 158 159 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 160 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 161 * created by gzip. (Files created by minigzip can still be extracted by 162 * gzip.) 163 */ 164 #ifndef MAX_WBITS 165 # define MAX_WBITS 15 /* 32K LZ77 window */ 166 #endif 167 168 /* The memory requirements for deflate are (in bytes): 169 (1 << (windowBits+2)) + (1 << (memLevel+9)) 170 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 171 plus a few kilobytes for small objects. For example, if you want to reduce 172 the default memory requirements from 256K to 128K, compile with 173 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 174 Of course this will generally degrade compression (there's no free lunch). 175 176 The memory requirements for inflate are (in bytes) 1 << windowBits 177 that is, 32K for windowBits=15 (default value) plus a few kilobytes 178 for small objects. 179 */ 180 181 /* Type declarations */ 182 183 #ifndef OF /* function prototypes */ 184 # ifdef STDC 185 # define OF(args) args 186 # else 187 # define OF(args) () 188 # endif 189 #endif 190 191 /* The following definitions for FAR are needed only for MSDOS mixed 192 * model programming (small or medium model with some far allocations). 193 * This was tested only with MSC; for other MSDOS compilers you may have 194 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 195 * just define FAR to be empty. 196 */ 197 #ifdef SYS16BIT 198 # if defined(M_I86SM) || defined(M_I86MM) 199 /* MSC small or medium model */ 200 # define SMALL_MEDIUM 201 # ifdef _MSC_VER 202 # define FAR _far 203 # else 204 # define FAR far 205 # endif 206 # endif 207 # if (defined(__SMALL__) || defined(__MEDIUM__)) 208 /* Turbo C small or medium model */ 209 # define SMALL_MEDIUM 210 # ifdef __BORLANDC__ 211 # define FAR _far 212 # else 213 # define FAR far 214 # endif 215 # endif 216 #endif 217 218 #if defined(WINDOWS) || defined(WIN32) 219 /* If building or using zlib as a DLL, define ZLIB_DLL. 220 * This is not mandatory, but it offers a little performance increase. 221 */ 222 # ifdef ZLIB_DLL 223 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 224 # ifdef ZLIB_INTERNAL 225 # define ZEXTERN extern __declspec(dllexport) 226 # else 227 # define ZEXTERN extern __declspec(dllimport) 228 # endif 229 # endif 230 # endif /* ZLIB_DLL */ 231 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 232 * define ZLIB_WINAPI. 233 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 234 */ 235 # ifdef ZLIB_WINAPI 236 # ifdef FAR 237 # undef FAR 238 # endif 239 # include <windows.h> 240 /* No need for _export, use ZLIB.DEF instead. */ 241 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 242 # define ZEXPORT WINAPI 243 # ifdef WIN32 244 # define ZEXPORTVA WINAPIV 245 # else 246 # define ZEXPORTVA FAR CDECL 247 # endif 248 # endif 249 #endif 250 251 #if defined (__BEOS__) 252 # ifdef ZLIB_DLL 253 # ifdef ZLIB_INTERNAL 254 # define ZEXPORT __declspec(dllexport) 255 # define ZEXPORTVA __declspec(dllexport) 256 # else 257 # define ZEXPORT __declspec(dllimport) 258 # define ZEXPORTVA __declspec(dllimport) 259 # endif 260 # endif 261 #endif 262 263 #ifndef ZEXTERN 264 # define ZEXTERN extern 265 #endif 266 #ifndef ZEXPORT 267 # define ZEXPORT 268 #endif 269 #ifndef ZEXPORTVA 270 # define ZEXPORTVA 271 #endif 272 273 #ifndef FAR 274 # define FAR 275 #endif 276 277 #if !defined(__MACTYPES__) 278 typedef unsigned char Byte; /* 8 bits */ 279 #endif 280 typedef unsigned int uInt; /* 16 bits or more */ 281 typedef unsigned long uLong; /* 32 bits or more */ 282 283 #ifdef SMALL_MEDIUM 284 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 285 # define Bytef Byte FAR 286 #else 287 typedef Byte FAR Bytef; 288 #endif 289 typedef char FAR charf; 290 typedef int FAR intf; 291 typedef uInt FAR uIntf; 292 typedef uLong FAR uLongf; 293 294 #ifdef STDC 295 typedef void const *voidpc; 296 typedef void FAR *voidpf; 297 typedef void *voidp; 298 #else 299 typedef Byte const *voidpc; 300 typedef Byte FAR *voidpf; 301 typedef Byte *voidp; 302 #endif 303 304 #if 0 /* HAVE_UNISTD_H -- this line is updated by ./configure */ 305 # include <sys/types.h> /* for off_t */ 306 # include <unistd.h> /* for SEEK_* and off_t */ 307 # ifdef VMS 308 # include <unixio.h> /* for off_t */ 309 # endif 310 # define z_off_t off_t 311 #endif 312 #ifndef SEEK_SET 313 # define SEEK_SET 0 /* Seek from beginning of file. */ 314 # define SEEK_CUR 1 /* Seek from current position. */ 315 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 316 #endif 317 #ifndef z_off_t 318 # define z_off_t long 319 #endif 320 321 #if defined(__OS400__) 322 # define NO_vsnprintf 323 #endif 324 325 #if defined(__MVS__) 326 # define NO_vsnprintf 327 # ifdef FAR 328 # undef FAR 329 # endif 330 #endif 331 332 /* MVS linker does not support external names larger than 8 bytes */ 333 #if defined(__MVS__) 334 # pragma map(deflateInit_,"DEIN") 335 # pragma map(deflateInit2_,"DEIN2") 336 # pragma map(deflateEnd,"DEEND") 337 # pragma map(deflateBound,"DEBND") 338 # pragma map(inflateInit_,"ININ") 339 # pragma map(inflateInit2_,"ININ2") 340 # pragma map(inflateEnd,"INEND") 341 # pragma map(inflateSync,"INSY") 342 # pragma map(inflateSetDictionary,"INSEDI") 343 # pragma map(compressBound,"CMBND") 344 # pragma map(inflate_table,"INTABL") 345 # pragma map(inflate_fast,"INFA") 346 # pragma map(inflate_copyright,"INCOPY") 347 #endif 348 349 #endif /* ZCONF_H */ 350