| /* 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 | |
| /* 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 8 | |
| #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 | |
| /* default windowBits for decompression. MAX_WBITS is for compression only */ | |
| #ifndef DEF_WBITS | |
| # define DEF_WBITS MAX_WBITS | |
| #endif | |
| /* default memLevel */ | |
| #if MAX_MEM_LEVEL >= 8 | |
| # define DEF_MEM_LEVEL 8 | |
| #else | |
| # define DEF_MEM_LEVEL MAX_MEM_LEVEL | |
| #endif | |
| /* Type declarations */ | |
| typedef unsigned char Byte; /* 8 bits */ | |
| typedef unsigned int uInt; /* 16 bits or more */ | |
| typedef unsigned long uLong; /* 32 bits or more */ | |
| typedef void *voidp; | |
| #endif /* _ZCONF_H */ |