1 /* zconf.h -- configuration of the zlib compression library 2 * Copyright (C) 1995-2006 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 compress z_compress 30 # define compress2 z_compress2 31 # define compressBound z_compressBound 32 # define crc32 z_crc32 33 # define crc32_combine z_crc32_combine 34 # define deflate z_deflate 35 # define deflateBound z_deflateBound 36 # define deflateCopy z_deflateCopy 37 # define deflateEnd z_deflateEnd 38 # define deflateInit2_ z_deflateInit2_ 39 # define deflateInit_ z_deflateInit_ 40 # define deflateParams z_deflateParams 41 # define deflatePrime z_deflatePrime 42 # define deflateReset z_deflateReset 43 # define deflateSetDictionary z_deflateSetDictionary 44 # define deflateSetHeader z_deflateSetHeader 45 # define deflateTune z_deflateTune 46 # define deflate_copyright z_deflate_copyright 47 # define get_crc_table z_get_crc_table 48 # define gzclearerr z_gzclearerr 49 # define gzclose z_gzclose 50 # define gzdirect z_gzdirect 51 # define gzdopen z_gzdopen 52 # define gzeof z_gzeof 53 # define gzerror z_gzerror 54 # define gzflush z_gzflush 55 # define gzgetc z_gzgetc 56 # define gzgets z_gzgets 57 # define gzopen z_gzopen 58 # define gzprintf z_gzprintf 59 # define gzputc z_gzputc 60 # define gzputs z_gzputs 61 # define gzread z_gzread 62 # define gzrewind z_gzrewind 63 # define gzseek z_gzseek 64 # define gzsetparams z_gzsetparams 65 # define gztell z_gztell 66 # define gzungetc z_gzungetc 67 # define gzwrite z_gzwrite 68 # define inflate z_inflate 69 # define inflateBack z_inflateBack 70 # define inflateBackEnd z_inflateBackEnd 71 # define inflateBackInit_ z_inflateBackInit_ 72 # define inflateCopy z_inflateCopy 73 # define inflateEnd z_inflateEnd 74 # define inflateGetHeader z_inflateGetHeader 75 # define inflateInit2_ z_inflateInit2_ 76 # define inflateInit_ z_inflateInit_ 77 # define inflatePrime z_inflatePrime 78 # define inflateReset z_inflateReset 79 # define inflateSetDictionary z_inflateSetDictionary 80 # define inflateSync z_inflateSync 81 # define inflateSyncPoint z_inflateSyncPoint 82 # define inflate_copyright z_inflate_copyright 83 # define inflate_fast z_inflate_fast 84 # define inflate_table z_inflate_table 85 # define uncompress z_uncompress 86 # define zError z_zError 87 # define z_errmsg z_z_errmsg 88 # define zcalloc z_zcalloc 89 # define zcfree z_zcfree 90 # define zlibCompileFlags z_zlibCompileFlags 91 # define zlibVersion z_zlibVersion 92 93 /* all zlib typedefs in zlib.h and zconf.h */ 94 # define Byte z_Byte 95 # define Bytef z_Bytef 96 # define alloc_func z_alloc_func 97 # define charf z_charf 98 # define free_func z_free_func 99 # define gzFile z_gzFile 100 # define gz_header z_gz_header 101 # define gz_headerp z_gz_headerp 102 # define in_func z_in_func 103 # define intf z_intf 104 # define out_func z_out_func 105 # define uInt z_uInt 106 # define uIntf z_uIntf 107 # define uLong z_uLong 108 # define uLongf z_uLongf 109 # define voidp z_voidp 110 # define voidp z_voidp 111 # define voidpc z_voidpc 112 # define voidpc z_voidpc 113 # define voidpf z_voidpf 114 # define voidpf z_voidpf 115 # define z_stream z_z_stream 116 # define z_streamp z_z_streamp 117 118 /* all zlib structs in zlib.h and zconf.h */ 119 # define gz_header_s z_gz_header_s 120 # define internal_state z_internal_state 121 # define z_stream_s z_z_stream_s 122 123 #endif 124 125 #if defined(__MSDOS__) && !defined(MSDOS) 126 # define MSDOS 127 #endif 128 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) 129 # define OS2 130 #endif 131 #if defined(_WINDOWS) && !defined(WINDOWS) 132 # define WINDOWS 133 #endif 134 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__) 135 # ifndef WIN32 136 # define WIN32 137 # endif 138 #endif 139 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) 140 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) 141 # ifndef SYS16BIT 142 # define SYS16BIT 143 # endif 144 # endif 145 #endif 146 147 /* 148 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more 149 * than 64k bytes at a time (needed on systems with 16-bit int). 150 */ 151 #ifdef SYS16BIT 152 # define MAXSEG_64K 153 #endif 154 #ifdef MSDOS 155 # define UNALIGNED_OK 156 #endif 157 158 #ifdef __STDC_VERSION__ 159 # ifndef STDC 160 # define STDC 161 # endif 162 # if __STDC_VERSION__ >= 199901L 163 # ifndef STDC99 164 # define STDC99 165 # endif 166 # endif 167 #endif 168 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 169 # define STDC 170 #endif 171 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 172 # define STDC 173 #endif 174 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) 175 # define STDC 176 #endif 177 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) 178 # define STDC 179 #endif 180 181 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ 182 # define STDC 183 #endif 184 185 #ifndef STDC 186 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ 187 # define const /* note: need a more gentle solution here */ 188 # endif 189 #endif 190 191 /* Some Mac compilers merge all .h files incorrectly: */ 192 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__) 193 # define NO_DUMMY_DECL 194 #endif 195 196 /* Maximum value for memLevel in deflateInit2 */ 197 #ifndef MAX_MEM_LEVEL 198 # ifdef MAXSEG_64K 199 # define MAX_MEM_LEVEL 8 200 # else 201 # define MAX_MEM_LEVEL 9 202 # endif 203 #endif 204 205 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 206 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 207 * created by gzip. (Files created by minigzip can still be extracted by 208 * gzip.) 209 */ 210 #ifndef MAX_WBITS 211 # define MAX_WBITS 15 /* 32K LZ77 window */ 212 #endif 213 214 /* The memory requirements for deflate are (in bytes): 215 (1 << (windowBits+2)) + (1 << (memLevel+9)) 216 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 217 plus a few kilobytes for small objects. For example, if you want to reduce 218 the default memory requirements from 256K to 128K, compile with 219 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 220 Of course this will generally degrade compression (there's no free lunch). 221 222 The memory requirements for inflate are (in bytes) 1 << windowBits 223 that is, 32K for windowBits=15 (default value) plus a few kilobytes 224 for small objects. 225 */ 226 227 /* Type declarations */ 228 229 #ifndef OF /* function prototypes */ 230 # ifdef STDC 231 # define OF(args) args 232 # else 233 # define OF(args) () 234 # endif 235 #endif 236 237 /* The following definitions for FAR are needed only for MSDOS mixed 238 * model programming (small or medium model with some far allocations). 239 * This was tested only with MSC; for other MSDOS compilers you may have 240 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, 241 * just define FAR to be empty. 242 */ 243 #ifdef SYS16BIT 244 # if defined(M_I86SM) || defined(M_I86MM) 245 /* MSC small or medium model */ 246 # define SMALL_MEDIUM 247 # ifdef _MSC_VER 248 # define FAR _far 249 # else 250 # define FAR far 251 # endif 252 # endif 253 # if (defined(__SMALL__) || defined(__MEDIUM__)) 254 /* Turbo C small or medium model */ 255 # define SMALL_MEDIUM 256 # ifdef __BORLANDC__ 257 # define FAR _far 258 # else 259 # define FAR far 260 # endif 261 # endif 262 #endif 263 264 #if defined(WINDOWS) || defined(WIN32) 265 /* If building or using zlib as a DLL, define ZLIB_DLL. 266 * This is not mandatory, but it offers a little performance increase. 267 */ 268 # ifdef ZLIB_DLL 269 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) 270 # ifdef ZLIB_INTERNAL 271 # define ZEXTERN extern __declspec(dllexport) 272 # else 273 # define ZEXTERN extern __declspec(dllimport) 274 # endif 275 # endif 276 # endif /* ZLIB_DLL */ 277 /* If building or using zlib with the WINAPI/WINAPIV calling convention, 278 * define ZLIB_WINAPI. 279 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. 280 */ 281 # ifdef ZLIB_WINAPI 282 # ifdef FAR 283 # undef FAR 284 # endif 285 # include <windows.h> 286 /* No need for _export, use ZLIB.DEF instead. */ 287 /* For complete Windows compatibility, use WINAPI, not __stdcall. */ 288 # define ZEXPORT WINAPI 289 # ifdef WIN32 290 # define ZEXPORTVA WINAPIV 291 # else 292 # define ZEXPORTVA FAR CDECL 293 # endif 294 # endif 295 #endif 296 297 #if defined (__BEOS__) 298 # ifdef ZLIB_DLL 299 # ifdef ZLIB_INTERNAL 300 # define ZEXPORT __declspec(dllexport) 301 # define ZEXPORTVA __declspec(dllexport) 302 # else 303 # define ZEXPORT __declspec(dllimport) 304 # define ZEXPORTVA __declspec(dllimport) 305 # endif 306 # endif 307 #endif 308 309 #ifdef HAVE_VISIBILITY_PRAGMA 310 # define ZEXTERN __attribute__((visibility ("default"))) extern 311 #endif 312 313 #ifndef ZEXTERN 314 # define ZEXTERN extern 315 #endif 316 #ifndef ZEXPORT 317 # define ZEXPORT 318 #endif 319 #ifndef ZEXPORTVA 320 # define ZEXPORTVA 321 #endif 322 323 #ifndef FAR 324 # define FAR 325 #endif 326 327 #if !defined(__MACTYPES__) 328 typedef unsigned char Byte; /* 8 bits */ 329 #endif 330 typedef unsigned int uInt; /* 16 bits or more */ 331 typedef unsigned long uLong; /* 32 bits or more */ 332 333 #ifdef SMALL_MEDIUM 334 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 335 # define Bytef Byte FAR 336 #else 337 typedef Byte FAR Bytef; 338 #endif 339 typedef char FAR charf; 340 typedef int FAR intf; 341 typedef uInt FAR uIntf; 342 typedef uLong FAR uLongf; 343 344 #ifdef STDC 345 typedef void const *voidpc; 346 typedef void FAR *voidpf; 347 typedef void *voidp; 348 #else 349 typedef Byte const *voidpc; 350 typedef Byte FAR *voidpf; 351 typedef Byte *voidp; 352 #endif 353 354 #include "zlibdefs.h" /* created by configure */ 355 356 #ifdef _LARGEFILE64_SOURCE 357 #include <sys/types.h> 358 #endif 359 360 #ifndef SEEK_SET 361 # define SEEK_SET 0 /* Seek from beginning of file. */ 362 # define SEEK_CUR 1 /* Seek from current position. */ 363 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 364 #endif 365 #ifndef z_off_t 366 # define z_off_t long 367 #endif 368 369 #if defined(__OS400__) 370 # define NO_vsnprintf 371 #endif 372 373 #if defined(__MVS__) 374 # define NO_vsnprintf 375 #endif 376 377 /* MVS linker does not support external names larger than 8 bytes */ 378 #if defined(__MVS__) 379 # pragma map(deflateInit_,"DEIN") 380 # pragma map(deflateInit2_,"DEIN2") 381 # pragma map(deflateEnd,"DEEND") 382 # pragma map(deflateBound,"DEBND") 383 # pragma map(inflateInit_,"ININ") 384 # pragma map(inflateInit2_,"ININ2") 385 # pragma map(inflateEnd,"INEND") 386 # pragma map(inflateSync,"INSY") 387 # pragma map(inflateSetDictionary,"INSEDI") 388 # pragma map(compressBound,"CMBND") 389 # pragma map(inflate_table,"INTABL") 390 # pragma map(inflate_fast,"INFA") 391 # pragma map(inflate_copyright,"INCOPY") 392 #endif 393 394 #endif /* ZCONF_H */ 395
