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/* zconf.h -- configuration of the zlib compression library * Copyright (C) 1995-1996 Jean-loup Gailly. * For conditions of distribution and use, see copyright notice in zlib.h */ /* $Id: zconf.h,v 1.1 1997/02/07 16:50:55 bbum Exp $ */ #ifndef _ZCONF_H #define _ZCONF_H /* * If you *really* need a unique prefix for all types and library functions, * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. */ #ifdef Z_PREFIX # define deflateInit_ z_deflateInit_ # define deflate z_deflate # define deflateEnd z_deflateEnd # define inflateInit_ z_inflateInit_ # define inflate z_inflate # define inflateEnd z_inflateEnd # define deflateInit2_ z_deflateInit2_ # define deflateSetDictionary z_deflateSetDictionary # define deflateCopy z_deflateCopy # define deflateReset z_deflateReset # define deflateParams z_deflateParams # define inflateInit2_ z_inflateInit2_ # define inflateSetDictionary z_inflateSetDictionary # define inflateSync z_inflateSync # define inflateReset z_inflateReset # define compress z_compress # define uncompress z_uncompress # define adler32 z_adler32 # define crc32 z_crc32 # define get_crc_table z_get_crc_table # define Byte z_Byte # define uInt z_uInt # define uLong z_uLong # define Bytef z_Bytef # define charf z_charf # define intf z_intf # define uIntf z_uIntf # define uLongf z_uLongf # define voidpf z_voidpf # define voidp z_voidp #endif #if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) # define WIN32 #endif #if defined(__GNUC__) || defined(WIN32) || defined(__386__) || defined(i386) # ifndef __32BIT__ # define __32BIT__ # endif #endif #if defined(__MSDOS__) && !defined(MSDOS) # define MSDOS #endif /* * Compile with -DMAXSEG_64K if the alloc function cannot allocate more * than 64k bytes at a time (needed on systems with 16-bit int). */ #if defined(MSDOS) && !defined(__32BIT__) # define MAXSEG_64K #endif #ifdef MSDOS # define UNALIGNED_OK #endif #if (defined(MSDOS) || defined(_WINDOWS) || defined(WIN32)) && !defined(STDC) # define STDC #endif #if (defined(__STDC__) || defined(__cplusplus)) && !defined(STDC) # define STDC #endif #ifndef STDC # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */ # define const # endif #endif /* Some Mac compilers merge all .h files incorrectly: */ #if defined(__MWERKS__) || defined(applec) ||defined(THINK_C) ||defined(__SC__) # define NO_DUMMY_DECL #endif /* Maximum value for memLevel in deflateInit2 */ #ifndef MAX_MEM_LEVEL # ifdef MAXSEG_64K # define MAX_MEM_LEVEL 8 # else # define MAX_MEM_LEVEL 9 # endif #endif /* Maximum value for windowBits in deflateInit2 and inflateInit2 */ #ifndef MAX_WBITS # define MAX_WBITS 15 /* 32K LZ77 window */ #endif /* The memory requirements for deflate are (in bytes): 1 << (windowBits+2) + 1 << (memLevel+9) that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) plus a few kilobytes for small objects. For example, if you want to reduce the default memory requirements from 256K to 128K, compile with make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" Of course this will generally degrade compression (there's no free lunch). The memory requirements for inflate are (in bytes) 1 << windowBits that is, 32K for windowBits=15 (default value) plus a few kilobytes for small objects. */ /* Type declarations */ #ifndef OF /* function prototypes */ # ifdef STDC # define OF(args) args # else # define OF(args) () # endif #endif /* The following definitions for FAR are needed only for MSDOS mixed * model programming (small or medium model with some far allocations). * This was tested only with MSC; for other MSDOS compilers you may have * to define NO_MEMCPY in zutil.h. If you don't need the mixed model, * just define FAR to be empty. */ #if (defined(M_I86SM) || defined(M_I86MM)) && !defined(__32BIT__) /* MSC small or medium model */ # define SMALL_MEDIUM # ifdef _MSC_VER # define FAR __far # else # define FAR far # endif #endif #if defined(__BORLANDC__) && (defined(__SMALL__) || defined(__MEDIUM__)) # ifndef __32BIT__ # define SMALL_MEDIUM # define FAR __far # endif #endif #ifndef FAR # define FAR #endif typedef unsigned char Byte; /* 8 bits */ typedef unsigned int uInt; /* 16 bits or more */ typedef unsigned long uLong; /* 32 bits or more */ #if defined(__BORLANDC__) && defined(SMALL_MEDIUM) /* Borland C/C++ ignores FAR inside typedef */ # define Bytef Byte FAR #else typedef Byte FAR Bytef; #endif typedef char FAR charf; typedef int FAR intf; typedef uInt FAR uIntf; typedef uLong FAR uLongf; #ifdef STDC typedef void FAR *voidpf; typedef void *voidp; #else typedef Byte FAR *voidpf; typedef Byte *voidp; #endif /* Compile with -DZLIB_DLL for Windows DLL support */ #if (defined(_WINDOWS) || defined(WINDOWS)) && defined(ZLIB_DLL) # include <windows.h> # define EXPORT WINAPI #else # define EXPORT #endif #endif /* _ZCONF_H */
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