Annotation of sys/lib/libz/zconf.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: zconf.h,v 1.10 2005/07/20 15:56:46 millert Exp $ */
! 2: /* zconf.h -- configuration of the zlib compression library
! 3: * Copyright (C) 1995-2005 Jean-loup Gailly.
! 4: * For conditions of distribution and use, see copyright notice in zlib.h
! 5: */
! 6:
! 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 alloc_func z_alloc_func
! 47: # define free_func z_free_func
! 48: # define in_func z_in_func
! 49: # define out_func z_out_func
! 50: # define Byte z_Byte
! 51: # define uInt z_uInt
! 52: # define uLong z_uLong
! 53: # define Bytef z_Bytef
! 54: # define charf z_charf
! 55: # define intf z_intf
! 56: # define uIntf z_uIntf
! 57: # define uLongf z_uLongf
! 58: # define voidpf z_voidpf
! 59: # define voidp z_voidp
! 60: #endif
! 61:
! 62: #if defined(__MSDOS__) && !defined(MSDOS)
! 63: # define MSDOS
! 64: #endif
! 65: #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
! 66: # define OS2
! 67: #endif
! 68: #if defined(_WINDOWS) && !defined(WINDOWS)
! 69: # define WINDOWS
! 70: #endif
! 71: #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
! 72: # ifndef WIN32
! 73: # define WIN32
! 74: # endif
! 75: #endif
! 76: #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
! 77: # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
! 78: # ifndef SYS16BIT
! 79: # define SYS16BIT
! 80: # endif
! 81: # endif
! 82: #endif
! 83:
! 84: /*
! 85: * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
! 86: * than 64k bytes at a time (needed on systems with 16-bit int).
! 87: */
! 88: #ifdef SYS16BIT
! 89: # define MAXSEG_64K
! 90: #endif
! 91: #ifdef MSDOS
! 92: # define UNALIGNED_OK
! 93: #endif
! 94:
! 95: #ifdef __STDC_VERSION__
! 96: # ifndef STDC
! 97: # define STDC
! 98: # endif
! 99: # if __STDC_VERSION__ >= 199901L
! 100: # ifndef STDC99
! 101: # define STDC99
! 102: # endif
! 103: # endif
! 104: #endif
! 105: #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
! 106: # define STDC
! 107: #endif
! 108: #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
! 109: # define STDC
! 110: #endif
! 111: #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
! 112: # define STDC
! 113: #endif
! 114: #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
! 115: # define STDC
! 116: #endif
! 117:
! 118: #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
! 119: # define STDC
! 120: #endif
! 121:
! 122: #ifndef STDC
! 123: # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
! 124: # define const /* note: need a more gentle solution here */
! 125: # endif
! 126: #endif
! 127:
! 128: /* Some Mac compilers merge all .h files incorrectly: */
! 129: #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
! 130: # define NO_DUMMY_DECL
! 131: #endif
! 132:
! 133: /* Maximum value for memLevel in deflateInit2 */
! 134: #ifndef MAX_MEM_LEVEL
! 135: # ifdef MAXSEG_64K
! 136: # define MAX_MEM_LEVEL 8
! 137: # else
! 138: # define MAX_MEM_LEVEL 9
! 139: # endif
! 140: #endif
! 141:
! 142: /* Maximum value for windowBits in deflateInit2 and inflateInit2.
! 143: * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
! 144: * created by gzip. (Files created by minigzip can still be extracted by
! 145: * gzip.)
! 146: */
! 147: #ifndef MAX_WBITS
! 148: # define MAX_WBITS 15 /* 32K LZ77 window */
! 149: #endif
! 150:
! 151: /* The memory requirements for deflate are (in bytes):
! 152: (1 << (windowBits+2)) + (1 << (memLevel+9))
! 153: that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
! 154: plus a few kilobytes for small objects. For example, if you want to reduce
! 155: the default memory requirements from 256K to 128K, compile with
! 156: make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
! 157: Of course this will generally degrade compression (there's no free lunch).
! 158:
! 159: The memory requirements for inflate are (in bytes) 1 << windowBits
! 160: that is, 32K for windowBits=15 (default value) plus a few kilobytes
! 161: for small objects.
! 162: */
! 163:
! 164: /* Type declarations */
! 165:
! 166: #ifndef OF /* function prototypes */
! 167: # ifdef STDC
! 168: # define OF(args) args
! 169: # else
! 170: # define OF(args) ()
! 171: # endif
! 172: #endif
! 173:
! 174: /* The following definitions for FAR are needed only for MSDOS mixed
! 175: * model programming (small or medium model with some far allocations).
! 176: * This was tested only with MSC; for other MSDOS compilers you may have
! 177: * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
! 178: * just define FAR to be empty.
! 179: */
! 180: #ifdef SYS16BIT
! 181: # if defined(M_I86SM) || defined(M_I86MM)
! 182: /* MSC small or medium model */
! 183: # define SMALL_MEDIUM
! 184: # ifdef _MSC_VER
! 185: # define FAR _far
! 186: # else
! 187: # define FAR far
! 188: # endif
! 189: # endif
! 190: # if (defined(__SMALL__) || defined(__MEDIUM__))
! 191: /* Turbo C small or medium model */
! 192: # define SMALL_MEDIUM
! 193: # ifdef __BORLANDC__
! 194: # define FAR _far
! 195: # else
! 196: # define FAR far
! 197: # endif
! 198: # endif
! 199: #endif
! 200:
! 201: #if defined(WINDOWS) || defined(WIN32)
! 202: /* If building or using zlib as a DLL, define ZLIB_DLL.
! 203: * This is not mandatory, but it offers a little performance increase.
! 204: */
! 205: # ifdef ZLIB_DLL
! 206: # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
! 207: # ifdef ZLIB_INTERNAL
! 208: # define ZEXTERN extern __declspec(dllexport)
! 209: # else
! 210: # define ZEXTERN extern __declspec(dllimport)
! 211: # endif
! 212: # endif
! 213: # endif /* ZLIB_DLL */
! 214: /* If building or using zlib with the WINAPI/WINAPIV calling convention,
! 215: * define ZLIB_WINAPI.
! 216: * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
! 217: */
! 218: # ifdef ZLIB_WINAPI
! 219: # ifdef FAR
! 220: # undef FAR
! 221: # endif
! 222: # include <windows.h>
! 223: /* No need for _export, use ZLIB.DEF instead. */
! 224: /* For complete Windows compatibility, use WINAPI, not __stdcall. */
! 225: # define ZEXPORT WINAPI
! 226: # ifdef WIN32
! 227: # define ZEXPORTVA WINAPIV
! 228: # else
! 229: # define ZEXPORTVA FAR CDECL
! 230: # endif
! 231: # endif
! 232: #endif
! 233:
! 234: #if defined (__BEOS__)
! 235: # ifdef ZLIB_DLL
! 236: # ifdef ZLIB_INTERNAL
! 237: # define ZEXPORT __declspec(dllexport)
! 238: # define ZEXPORTVA __declspec(dllexport)
! 239: # else
! 240: # define ZEXPORT __declspec(dllimport)
! 241: # define ZEXPORTVA __declspec(dllimport)
! 242: # endif
! 243: # endif
! 244: #endif
! 245:
! 246: #ifndef ZEXTERN
! 247: # define ZEXTERN extern
! 248: #endif
! 249: #ifndef ZEXPORT
! 250: # define ZEXPORT
! 251: #endif
! 252: #ifndef ZEXPORTVA
! 253: # define ZEXPORTVA
! 254: #endif
! 255:
! 256: #ifndef FAR
! 257: # define FAR
! 258: #endif
! 259:
! 260: #if !defined(__MACTYPES__)
! 261: typedef unsigned char Byte; /* 8 bits */
! 262: #endif
! 263: typedef unsigned int uInt; /* 16 bits or more */
! 264: typedef unsigned long uLong; /* 32 bits or more */
! 265:
! 266: #ifdef SMALL_MEDIUM
! 267: /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
! 268: # define Bytef Byte FAR
! 269: #else
! 270: typedef Byte FAR Bytef;
! 271: #endif
! 272: typedef char FAR charf;
! 273: typedef int FAR intf;
! 274: typedef uInt FAR uIntf;
! 275: typedef uLong FAR uLongf;
! 276:
! 277: #ifdef STDC
! 278: typedef void const *voidpc;
! 279: typedef void FAR *voidpf;
! 280: typedef void *voidp;
! 281: #else
! 282: typedef Byte const *voidpc;
! 283: typedef Byte FAR *voidpf;
! 284: typedef Byte *voidp;
! 285: #endif
! 286:
! 287: #include <sys/types.h> /* for off_t */
! 288: #include <sys/unistd.h> /* for SEEK_* and off_t */
! 289: #define z_off_t off_t
! 290: #ifndef SEEK_SET
! 291: # define SEEK_SET 0 /* Seek from beginning of file. */
! 292: # define SEEK_CUR 1 /* Seek from current position. */
! 293: # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
! 294: #endif
! 295:
! 296: #if defined(__OS400__)
! 297: #define NO_vsnprintf
! 298: #endif
! 299:
! 300: #if defined(__MVS__)
! 301: # define NO_vsnprintf
! 302: # ifdef FAR
! 303: # undef FAR
! 304: # endif
! 305: #endif
! 306:
! 307: /* MVS linker does not support external names larger than 8 bytes */
! 308: #if defined(__MVS__)
! 309: # pragma map(deflateInit_,"DEIN")
! 310: # pragma map(deflateInit2_,"DEIN2")
! 311: # pragma map(deflateEnd,"DEEND")
! 312: # pragma map(deflateBound,"DEBND")
! 313: # pragma map(inflateInit_,"ININ")
! 314: # pragma map(inflateInit2_,"ININ2")
! 315: # pragma map(inflateEnd,"INEND")
! 316: # pragma map(inflateSync,"INSY")
! 317: # pragma map(inflateSetDictionary,"INSEDI")
! 318: # pragma map(compressBound,"CMBND")
! 319: # pragma map(inflate_table,"INTABL")
! 320: # pragma map(inflate_fast,"INFA")
! 321: # pragma map(inflate_copyright,"INCOPY")
! 322: #endif
! 323:
! 324: #endif /* ZCONF_H */
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