1 /* zconf.h -- configuration of the zlib compression library 2 * Copyright (C) 1995-2013 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 # define Z_PREFIX_SET 19 20 /* all linked symbols */ 21 # define _dist_code z__dist_code 22 # define _length_code z__length_code 23 # define _tr_align z__tr_align 24 # define _tr_flush_bits z__tr_flush_bits 25 # define _tr_flush_block z__tr_flush_block 26 # define _tr_init z__tr_init 27 # define _tr_stored_block z__tr_stored_block 28 # define _tr_tally z__tr_tally 29 # define adler32 z_adler32 30 # define adler32_combine z_adler32_combine 31 # define adler32_combine64 z_adler32_combine64 32 # define deflate z_deflate 33 # define deflateBound z_deflateBound 34 # define deflateCopy z_deflateCopy 35 # define deflateEnd z_deflateEnd 36 # define deflateInit2_ z_deflateInit2_ 37 # define deflateInit_ z_deflateInit_ 38 # define deflateParams z_deflateParams 39 # define deflatePending z_deflatePending 40 # define deflatePrime z_deflatePrime 41 # define deflateReset z_deflateReset 42 # define deflateResetKeep z_deflateResetKeep 43 # define deflateSetDictionary z_deflateSetDictionary 44 # define deflateSetHeader z_deflateSetHeader 45 # define deflateTune z_deflateTune 46 # define deflate_copyright z_deflate_copyright 47 # define inflate z_inflate 48 # define inflateCopy z_inflateCopy 49 # define inflateEnd z_inflateEnd 50 # define inflateGetHeader z_inflateGetHeader 51 # define inflateInit2_ z_inflateInit2_ 52 # define inflateInit_ z_inflateInit_ 53 # define inflateMark z_inflateMark 54 # define inflatePrime z_inflatePrime 55 # define inflateReset z_inflateReset 56 # define inflateReset2 z_inflateReset2 57 # define inflateSetDictionary z_inflateSetDictionary 58 # define inflateGetDictionary z_inflateGetDictionary 59 # define inflateSync z_inflateSync 60 # define inflateSyncPoint z_inflateSyncPoint 61 # define inflateUndermine z_inflateUndermine 62 # define inflateResetKeep z_inflateResetKeep 63 # define inflate_copyright z_inflate_copyright 64 # define inflate_fast z_inflate_fast 65 # define inflate_table z_inflate_table 66 # define zError z_zError 67 # define zlibCompileFlags z_zlibCompileFlags 68 # define zlibVersion z_zlibVersion 69 70 /* all zlib typedefs in zlib.h and zconf.h */ 71 # define Byte z_Byte 72 # define Bytef z_Bytef 73 # define alloc_func z_alloc_func 74 # define charf z_charf 75 # define free_func z_free_func 76 # define in_func z_in_func 77 # define intf z_intf 78 # define out_func z_out_func 79 # define uInt z_uInt 80 # define uIntf z_uIntf 81 # define uLong z_uLong 82 # define uLongf z_uLongf 83 # define voidp z_voidp 84 # define voidpc z_voidpc 85 # define voidpf z_voidpf 86 87 /* all zlib structs in zlib.h and zconf.h */ 88 # define internal_state z_internal_state 89 90 #endif 91 92 #ifdef __STDC_VERSION__ 93 # ifndef STDC 94 # define STDC 95 # endif 96 # if __STDC_VERSION__ >= 199901L 97 # ifndef STDC99 98 # define STDC99 99 # endif 100 # endif 101 #endif 102 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus)) 103 # define STDC 104 #endif 105 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__)) 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 #if defined(ZLIB_CONST) && !defined(z_const) 120 # define z_const const 121 #else 122 # define z_const 123 #endif 124 125 /* Maximum value for memLevel in deflateInit2 */ 126 #ifndef MAX_MEM_LEVEL 127 # ifdef MAXSEG_64K 128 # define MAX_MEM_LEVEL 8 129 # else 130 # define MAX_MEM_LEVEL 9 131 # endif 132 #endif 133 134 /* Maximum value for windowBits in deflateInit2 and inflateInit2. 135 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files 136 * created by gzip. (Files created by minigzip can still be extracted by 137 * gzip.) 138 */ 139 #ifndef MAX_WBITS 140 # define MAX_WBITS 15 /* 32K LZ77 window */ 141 #endif 142 143 /* The memory requirements for deflate are (in bytes): 144 (1 << (windowBits+2)) + (1 << (memLevel+9)) 145 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) 146 plus a few kilobytes for small objects. For example, if you want to reduce 147 the default memory requirements from 256K to 128K, compile with 148 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" 149 Of course this will generally degrade compression (there's no free lunch). 150 151 The memory requirements for inflate are (in bytes) 1 << windowBits 152 that is, 32K for windowBits=15 (default value) plus a few kilobytes 153 for small objects. 154 */ 155 156 /* Type declarations */ 157 158 #ifndef Z_ARG /* function prototypes for stdarg */ 159 # if defined(STDC) || defined(Z_HAVE_STDARG_H) 160 # define Z_ARG(args) args 161 # else 162 # define Z_ARG(args) () 163 # endif 164 #endif 165 166 #ifndef ZEXTERN 167 # define ZEXTERN extern 168 #endif 169 #ifndef ZEXPORT 170 # define ZEXPORT 171 #endif 172 #ifndef ZEXPORTVA 173 # define ZEXPORTVA 174 #endif 175 176 #ifndef FAR 177 # define FAR 178 #endif 179 180 #if !defined(__MACTYPES__) 181 typedef unsigned char Byte; /* 8 bits */ 182 #endif 183 typedef unsigned int uInt; /* 16 bits or more */ 184 typedef unsigned long uLong; /* 32 bits or more */ 185 186 #ifdef SMALL_MEDIUM 187 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */ 188 # define Bytef Byte FAR 189 #else 190 typedef Byte FAR Bytef; 191 #endif 192 typedef char FAR charf; 193 typedef int FAR intf; 194 typedef uInt FAR uIntf; 195 typedef uLong FAR uLongf; 196 197 #ifdef STDC 198 typedef void const *voidpc; 199 typedef void FAR *voidpf; 200 typedef void *voidp; 201 #else 202 typedef Byte const *voidpc; 203 typedef Byte FAR *voidpf; 204 typedef Byte *voidp; 205 #endif 206 207 #if !defined(Z_U4) && defined(STDC) 208 # include <limits.h> 209 # if (UINT_MAX == 0xffffffffUL) 210 # define Z_U4 unsigned 211 # elif (ULONG_MAX == 0xffffffffUL) 212 # define Z_U4 unsigned long 213 # elif (USHRT_MAX == 0xffffffffUL) 214 # define Z_U4 unsigned short 215 # endif 216 #endif 217 218 #ifdef Z_U4 219 typedef Z_U4 z_crc_t; 220 #else 221 typedef unsigned long z_crc_t; 222 #endif 223 224 #if 1 /* was set to #if 1 by ./configure */ 225 # define Z_HAVE_UNISTD_H 226 #endif 227 228 #if 1 /* was set to #if 1 by ./configure */ 229 # define Z_HAVE_STDARG_H 230 #endif 231 232 #if defined(STDC) || defined(Z_HAVE_STDARG_H) 233 # include <stdarg.h> /* for va_list */ 234 #endif 235 236 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and 237 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even 238 * though the former does not conform to the LFS document), but considering 239 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as 240 * equivalently requesting no 64-bit operations 241 */ 242 #if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1 243 # undef _LARGEFILE64_SOURCE 244 #endif 245 246 #if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H) 247 # define Z_HAVE_UNISTD_H 248 #endif 249 250 #if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0 251 # define Z_LFS64 252 #endif 253 254 #if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64) 255 # define Z_LARGE64 256 #endif 257 258 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64) 259 # define Z_WANT64 260 #endif 261 262 #ifndef z_off_t 263 # define z_off_t long 264 #endif 265 266 #if !defined(_WIN32) && defined(Z_LARGE64) 267 # define z_off64_t off64_t 268 #else 269 # define z_off64_t z_off_t 270 #endif 271 272 /* MVS linker does not support external names larger than 8 bytes */ 273 #if defined(__MVS__) 274 #pragma map(deflateInit_,"DEIN") 275 #pragma map(deflateInit2_,"DEIN2") 276 #pragma map(deflateEnd,"DEEND") 277 #pragma map(deflateBound,"DEBND") 278 #pragma map(inflateInit_,"ININ") 279 #pragma map(inflateInit2_,"ININ2") 280 #pragma map(inflateEnd,"INEND") 281 #pragma map(inflateSync,"INSY") 282 #pragma map(inflateSetDictionary,"INSEDI") 283 //#pragma map(compressBound,"CMBND") 284 #pragma map(inflate_table,"INTABL") 285 #pragma map(inflate_fast,"INFA") 286 #pragma map(inflate_copyright,"INCOPY") 287 #endif 288 289 #endif /* ZCONF_H */ 290