| /* zconf.h -- configuration of the zlib compression library |
| * Copyright (C) 1995-1998 Jean-loup Gailly. |
| * For conditions of distribution and use, see copyright notice in zlib.h |
| */ |
| |
| /* @(#) $Id$ */ |
| |
| #ifndef _ZCONF_H |
| #define _ZCONF_H |
| |
| #if defined(__GNUC__) || defined(__386__) || defined(i386) |
| # ifndef __32BIT__ |
| # define __32BIT__ |
| # endif |
| #endif |
| |
| #if defined(__STDC__) || defined(__cplusplus) |
| # ifndef STDC |
| # define STDC |
| # endif |
| #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. |
| */ |
| |
| /* Maximum value for memLevel in deflateInit2 */ |
| #ifndef MAX_MEM_LEVEL |
| # define MAX_MEM_LEVEL 9 |
| #endif |
| |
| /* Maximum value for windowBits in deflateInit2 and inflateInit2. |
| * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files |
| * created by gzip. (Files created by minigzip can still be extracted by |
| * gzip.) |
| */ |
| #ifndef MAX_WBITS |
| # define MAX_WBITS 15 /* 32K LZ77 window */ |
| #endif |
| |
| /* Type declarations */ |
| |
| #ifndef OF /* function prototypes */ |
| # ifdef STDC |
| # define OF(args) args |
| # else |
| # define OF(args) () |
| # endif |
| #endif |
| |
| #ifndef ZEXPORT |
| # define ZEXPORT |
| #endif |
| #ifndef ZEXPORTVA |
| # define ZEXPORTVA |
| #endif |
| #ifndef ZEXTERN |
| # define ZEXTERN extern |
| #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 */ |
| |
| typedef Byte FAR Bytef; |
| typedef char FAR charf; |
| typedef int FAR intf; |
| typedef uInt FAR uIntf; |
| typedef uLong FAR uLongf; |
| |
| typedef void FAR *voidpf; |
| typedef void *voidp; |
| |
| #include <linux/types.h> /* for off_t */ |
| #include <linux/unistd.h> /* for SEEK_* and off_t */ |
| #define z_off_t off_t |
| |
| #endif /* _ZCONF_H */ |