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/*
* This file is a part of the zlib compression module for NSIS.
*
* Copyright and license information can be found below.
* Modifications Copyright (C) 1999-2025 Nullsoft and Contributors
*
* The original zlib source code is available at
* http://www.zlib.net/
*
* This software is provided 'as-is', without any express or implied
* warranty.
*
* Reviewed for Unicode support by Jim Park -- 08/27/2007
* The messages generated here are mostly #def'ed out, but are used
* when debugging. So in order for the messages to be viewable in
* Unicode version, using TCHAR macros.
*/
/* zutil.h -- internal interface and configuration of the compression library
* Copyright (C) 1995-1998 Jean-loup Gailly.
* For conditions of distribution and use, see copyright notice in zlib.h
*/
/* WARNING: this file should *not* be used by applications. It is
part of the implementation of the compression library and is
subject to change. Applications should only use zlib.h.
*/
/* @(#) $Id: ZUTIL.H,v 1.6 2007/01/25 18:07:40 kichik Exp $ */
#ifndef _Z_UTIL_H
#define _Z_UTIL_H
#include "../Platform.h"
#include "ZLIB.H"
#include "../tchar.h"
#ifndef local
# define local static
#endif
typedef unsigned char uch;
typedef uch FAR uchf;
typedef unsigned short ush;
typedef ush FAR ushf;
typedef unsigned long ulg;
#ifndef DEF_WBITS
# define DEF_WBITS MAX_WBITS
#endif
/* default windowBits for decompression. MAX_WBITS is for compression only */
#define DEF_MEM_LEVEL MAX_MEM_LEVEL
#define STORED_BLOCK 0
#define STATIC_TREES 1
#define DYN_TREES 2
/* The three kinds of block type */
#define MIN_MATCH 3
#define MAX_MATCH 258
/* The minimum and maximum match lengths */
#define PRESET_DICT 0x20 /* preset dictionary flag in zlib header */
#ifdef EXEHEAD
# ifdef _WIN32
# include "../exehead/util.h"
# define zmemcpy mini_memcpy
# else
# include <string.h> // Avoid "incompatible implicit declaration of built-in function"
# define zmemcpy memcpy
# endif
#else
# define zmemcpy memcpy
# define zmemzero(a,b) memset(a,0,b)
#endif
#define Assert(cond,msg)
#define Trace(x)
#define Tracev(x)
#define Tracevv(x)
#define Tracec(c,x)
#define Tracecv(c,x)
#define ZALLOC(strm, items, size) malloc((items)*(size))
#define ZFREE(strm, addr) { if (addr) free(addr); }
#define TRY_FREE(s, p) { ZFREE(s, p); }
#define ERR_RETURN(strm,err) return (err)
#endif /* _Z_UTIL_H */
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