Robert Bieber | 7c52284 | 2010-07-21 07:45:29 +0000 | [diff] [blame] | 1 | /* zconf.h -- configuration of the zlib compression library |
| 2 | * Copyright (C) 1995-2004 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 | */ |
| 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 deflateParams z_deflateParams |
| 27 | # define deflateBound z_deflateBound |
| 28 | # define deflatePrime z_deflatePrime |
| 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 inflateBack z_inflateBack |
| 36 | # define inflateBackEnd z_inflateBackEnd |
| 37 | # define compress z_compress |
| 38 | # define compress2 z_compress2 |
| 39 | # define compressBound z_compressBound |
| 40 | # define uncompress z_uncompress |
| 41 | # define adler32 z_adler32 |
| 42 | # define crc32 z_crc32 |
| 43 | # define get_crc_table z_get_crc_table |
| 44 | # define zError z_zError |
| 45 | |
| 46 | # define Byte z_Byte |
| 47 | # define uInt z_uInt |
| 48 | # define uLong z_uLong |
| 49 | # define Bytef z_Bytef |
| 50 | # define charf z_charf |
| 51 | # define intf z_intf |
| 52 | # define uIntf z_uIntf |
| 53 | # define uLongf z_uLongf |
| 54 | # define voidpf z_voidpf |
| 55 | # define voidp z_voidp |
| 56 | #endif |
| 57 | |
| 58 | #if defined(__MSDOS__) && !defined(MSDOS) |
| 59 | # define MSDOS |
| 60 | #endif |
| 61 | #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2) |
| 62 | # define OS2 |
| 63 | #endif |
| 64 | #if defined(_WINDOWS) && !defined(WINDOWS) |
| 65 | # define WINDOWS |
| 66 | #endif |
| 67 | #if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) |
| 68 | # define WIN32 |
| 69 | #endif |
| 70 | #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32) |
| 71 | # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__) |
| 72 | # ifndef SYS16BIT |
| 73 | # define SYS16BIT |
| 74 | # endif |
| 75 | # endif |
| 76 | #endif |
| 77 | |
| 78 | /* |
| 79 | * Compile with -DMAXSEG_64K if the alloc function cannot allocate more |
| 80 | * than 64k bytes at a time (needed on systems with 16-bit int). |
| 81 | */ |
| 82 | #ifdef SYS16BIT |
| 83 | # define MAXSEG_64K |
| 84 | #endif |
| 85 | #ifdef MSDOS |
| 86 | # define UNALIGNED_OK |
| 87 | #endif |
| 88 | |
| 89 | #ifdef __STDC_VERSION__ |
| 90 | # ifndef STDC |
| 91 | # define STDC |
| 92 | # endif |
| 93 | # if __STDC_VERSION__ >= 199901L |
| 94 | # ifndef STDC99 |
| 95 | # define STDC99 |
| 96 | # endif |
| 97 | # endif |
| 98 | #endif |
| 99 | #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) |
| 100 | # define STDC |
| 101 | #endif |
| 102 | #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) |
| 103 | # define STDC |
| 104 | #endif |
| 105 | #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32)) |
| 106 | # define STDC |
| 107 | #endif |
| 108 | #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__)) |
| 109 | # define STDC |
| 110 | #endif |
| 111 | |
| 112 | #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */ |
| 113 | # define STDC |
| 114 | #endif |
| 115 | |
| 116 | #ifndef STDC |
| 117 | # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ |
| 118 | # define const /* note: need a more gentle solution here */ |
| 119 | # endif |
| 120 | #endif |
| 121 | |
| 122 | /* Some Mac compilers merge all .h files incorrectly: */ |
| 123 | #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__) |
| 124 | # define NO_DUMMY_DECL |
| 125 | #endif |
| 126 | |
| 127 | /* Maximum value for memLevel in deflateInit2 */ |
| 128 | #ifndef MAX_MEM_LEVEL |
| 129 | # ifdef MAXSEG_64K |
| 130 | # define MAX_MEM_LEVEL 8 |
| 131 | # else |
| 132 | # define MAX_MEM_LEVEL 9 |
| 133 | # endif |
| 134 | #endif |
| 135 | |
| 136 | /* Maximum value for windowBits in deflateInit2 and inflateInit2. |
| 137 | * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files |
| 138 | * created by gzip. (Files created by minigzip can still be extracted by |
| 139 | * gzip.) |
| 140 | */ |
| 141 | #ifndef MAX_WBITS |
| 142 | # define MAX_WBITS 15 /* 32K LZ77 window */ |
| 143 | #endif |
| 144 | |
| 145 | /* The memory requirements for deflate are (in bytes): |
| 146 | (1 << (windowBits+2)) + (1 << (memLevel+9)) |
| 147 | that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) |
| 148 | plus a few kilobytes for small objects. For example, if you want to reduce |
| 149 | the default memory requirements from 256K to 128K, compile with |
| 150 | make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" |
| 151 | Of course this will generally degrade compression (there's no free lunch). |
| 152 | |
| 153 | The memory requirements for inflate are (in bytes) 1 << windowBits |
| 154 | that is, 32K for windowBits=15 (default value) plus a few kilobytes |
| 155 | for small objects. |
| 156 | */ |
| 157 | |
| 158 | /* Type declarations */ |
| 159 | |
| 160 | #ifndef OF /* function prototypes */ |
| 161 | # ifdef STDC |
| 162 | # define OF(args) args |
| 163 | # else |
| 164 | # define OF(args) () |
| 165 | # endif |
| 166 | #endif |
| 167 | |
| 168 | /* The following definitions for FAR are needed only for MSDOS mixed |
| 169 | * model programming (small or medium model with some far allocations). |
| 170 | * This was tested only with MSC; for other MSDOS compilers you may have |
| 171 | * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, |
| 172 | * just define FAR to be empty. |
| 173 | */ |
| 174 | #ifdef SYS16BIT |
| 175 | # if defined(M_I86SM) || defined(M_I86MM) |
| 176 | /* MSC small or medium model */ |
| 177 | # define SMALL_MEDIUM |
| 178 | # ifdef _MSC_VER |
| 179 | # define FAR _far |
| 180 | # else |
| 181 | # define FAR far |
| 182 | # endif |
| 183 | # endif |
| 184 | # if (defined(__SMALL__) || defined(__MEDIUM__)) |
| 185 | /* Turbo C small or medium model */ |
| 186 | # define SMALL_MEDIUM |
| 187 | # ifdef __BORLANDC__ |
| 188 | # define FAR _far |
| 189 | # else |
| 190 | # define FAR far |
| 191 | # endif |
| 192 | # endif |
| 193 | #endif |
| 194 | |
| 195 | #if defined(WINDOWS) || defined(WIN32) |
| 196 | /* If building or using zlib as a DLL, define ZLIB_DLL. |
| 197 | * This is not mandatory, but it offers a little performance increase. |
| 198 | */ |
| 199 | # ifdef ZLIB_DLL |
| 200 | # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500)) |
| 201 | # ifdef ZLIB_INTERNAL |
| 202 | # define ZEXTERN extern __declspec(dllexport) |
| 203 | # else |
| 204 | # define ZEXTERN extern __declspec(dllimport) |
| 205 | # endif |
| 206 | # endif |
| 207 | # endif /* ZLIB_DLL */ |
| 208 | /* If building or using zlib with the WINAPI/WINAPIV calling convention, |
| 209 | * define ZLIB_WINAPI. |
| 210 | * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI. |
| 211 | */ |
| 212 | # ifdef ZLIB_WINAPI |
| 213 | # ifdef FAR |
| 214 | # undef FAR |
| 215 | # endif |
| 216 | # include <windows.h> |
| 217 | /* No need for _export, use ZLIB.DEF instead. */ |
| 218 | /* For complete Windows compatibility, use WINAPI, not __stdcall. */ |
| 219 | # define ZEXPORT WINAPI |
| 220 | # ifdef WIN32 |
| 221 | # define ZEXPORTVA WINAPIV |
| 222 | # else |
| 223 | # define ZEXPORTVA FAR CDECL |
| 224 | # endif |
| 225 | # endif |
| 226 | #endif |
| 227 | |
| 228 | #if defined (__BEOS__) |
| 229 | # ifdef ZLIB_DLL |
| 230 | # ifdef ZLIB_INTERNAL |
| 231 | # define ZEXPORT __declspec(dllexport) |
| 232 | # define ZEXPORTVA __declspec(dllexport) |
| 233 | # else |
| 234 | # define ZEXPORT __declspec(dllimport) |
| 235 | # define ZEXPORTVA __declspec(dllimport) |
| 236 | # endif |
| 237 | # endif |
| 238 | #endif |
| 239 | |
| 240 | #ifndef ZEXTERN |
| 241 | # define ZEXTERN extern |
| 242 | #endif |
| 243 | #ifndef ZEXPORT |
| 244 | # define ZEXPORT |
| 245 | #endif |
| 246 | #ifndef ZEXPORTVA |
| 247 | # define ZEXPORTVA |
| 248 | #endif |
| 249 | |
| 250 | #ifndef FAR |
| 251 | # define FAR |
| 252 | #endif |
| 253 | |
| 254 | #if !defined(__MACTYPES__) |
| 255 | typedef unsigned char Byte; /* 8 bits */ |
| 256 | #endif |
| 257 | typedef unsigned int uInt; /* 16 bits or more */ |
| 258 | typedef unsigned long uLong; /* 32 bits or more */ |
| 259 | |
| 260 | #ifdef SMALL_MEDIUM |
| 261 | /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ |
| 262 | # define Bytef Byte FAR |
| 263 | #else |
| 264 | typedef Byte FAR Bytef; |
| 265 | #endif |
| 266 | typedef char FAR charf; |
| 267 | typedef int FAR intf; |
| 268 | typedef uInt FAR uIntf; |
| 269 | typedef uLong FAR uLongf; |
| 270 | |
| 271 | #ifdef STDC |
| 272 | typedef void const *voidpc; |
| 273 | typedef void FAR *voidpf; |
| 274 | typedef void *voidp; |
| 275 | #else |
| 276 | typedef Byte const *voidpc; |
| 277 | typedef Byte FAR *voidpf; |
| 278 | typedef Byte *voidp; |
| 279 | #endif |
| 280 | |
| 281 | #if 0 /* HAVE_UNISTD_H -- this line is updated by ./configure */ |
| 282 | # include <sys/types.h> /* for off_t */ |
| 283 | # include <unistd.h> /* for SEEK_* and off_t */ |
| 284 | # ifdef VMS |
| 285 | # include <unixio.h> /* for off_t */ |
| 286 | # endif |
| 287 | # define z_off_t off_t |
| 288 | #endif |
| 289 | #ifndef SEEK_SET |
| 290 | # define SEEK_SET 0 /* Seek from beginning of file. */ |
| 291 | # define SEEK_CUR 1 /* Seek from current position. */ |
| 292 | # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ |
| 293 | #endif |
| 294 | #ifndef z_off_t |
| 295 | # define z_off_t long |
| 296 | #endif |
| 297 | |
| 298 | #if defined(__OS400__) |
| 299 | # define NO_vsnprintf |
| 300 | #endif |
| 301 | |
| 302 | #if defined(__MVS__) |
| 303 | # define NO_vsnprintf |
| 304 | # ifdef FAR |
| 305 | # undef FAR |
| 306 | # endif |
| 307 | #endif |
| 308 | |
| 309 | /* MVS linker does not support external names larger than 8 bytes */ |
| 310 | #if defined(__MVS__) |
| 311 | # pragma map(deflateInit_,"DEIN") |
| 312 | # pragma map(deflateInit2_,"DEIN2") |
| 313 | # pragma map(deflateEnd,"DEEND") |
| 314 | # pragma map(deflateBound,"DEBND") |
| 315 | # pragma map(inflateInit_,"ININ") |
| 316 | # pragma map(inflateInit2_,"ININ2") |
| 317 | # pragma map(inflateEnd,"INEND") |
| 318 | # pragma map(inflateSync,"INSY") |
| 319 | # pragma map(inflateSetDictionary,"INSEDI") |
| 320 | # pragma map(compressBound,"CMBND") |
| 321 | # pragma map(inflate_table,"INTABL") |
| 322 | # pragma map(inflate_fast,"INFA") |
| 323 | # pragma map(inflate_copyright,"INCOPY") |
| 324 | #endif |
| 325 | |
| 326 | #endif /* ZCONF_H */ |