unalz/UnAlz.h

/*

  COPYRIGHT(C) 2004  hardkoder@gmail.com / http://www.kipple.pe.kr

  <EFBFBD><EFBFBD><EFBFBD>۱<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> : ( BSD License )
    - <EFBFBD><EFBFBD> <EFBFBD>ҽ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>մϴ<EFBFBD>.
    - <EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ٰ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϰų<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϸ<EFBFBD> <EFBFBD>ȵ<EFBFBD>.
    - <EFBFBD>ҽ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ã<EFBFBD>Ұų<EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͽ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>̿<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>˷<EFBFBD><EFBFBD>ָ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ﲬ..
	- <EFBFBD>ڽ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD>α׷<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD>ҽ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͽ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڿ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD>˷<EFBFBD><EFBFBD>ָ<EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڰ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>Ҳ<EFBFBD>..

  <EFBFBD>ҽ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> : 
	- .ALZ <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϱ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>. 
	- ALZ<EFBFBD><EFBFBD> BZIP2<EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̶<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѱ<EFBFBD> <EFBFBD>ƴϰ<EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> CRC <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ũ<EFBFBD>⸦ <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>)<EFBFBD><EFBFBD>, 
	  DEFLATE <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>˰<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ZIP<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
	  ( bzip2 <EFBFBD><EFBFBD> 4.9x <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͽ<EFBFBD><EFBFBD><EFBFBD>, deflate <EFBFBD><EFBFBD> 5.x <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͽ<EFBFBD><EFBFBD><EFBFBD>. 5.x <EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD> bzip2<EFBFBD><EFBFBD> <EFBFBD>ʹ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> )
	- UnAlzBz2decompress.c <EFBFBD><EFBFBD> UnAlzbzlib.c <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> bzip2 <EFBFBD>ҽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> alz <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	  ( deflate <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>ȵǾ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>׳<EFBFBD> zlib <EFBFBD><EFBFBD> <EFBFBD>ᵵ <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.. bzip2 <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>Ǿ 
	  <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> bzip2 <EFBFBD>ҽ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD>״<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>ȵȴ<EFBFBD>. )
	- <EFBFBD><EFBFBD> <EFBFBD>ҽ<EFBFBD><EFBFBD><EFBFBD> 4ĭ <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>Ͽ<EFBFBD><EFBFBD><EFBFBD>.

  <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> :
	2004/02/06	- http://www.wotsit.org/ <20><><EFBFBD><EFBFBD> ZIP File Format Specification version 4.5 [PKWARE Inc.] <20><> 
				  <EFBFBD>ٿ<EFBFBD><EFBFBD>ε<EFBFBD> <EFBFBD>޾Ƽ<EFBFBD> <EFBFBD>м<EFBFBD>.
	2004/02/07	- <EFBFBD><EFBFBD>ť<EFBFBD><EFBFBD>Ʈ<EFBFBD><EFBFBD> unzip Ŭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	2004/02/08	- unzip Ŭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> alzip <EFBFBD><EFBFBD><EFBFBD>˿<EFBFBD> <EFBFBD><EFBFBD><EFBFBD>߾<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD>׽<EFBFBD>Ʈ
				- deflate, rawdata <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
				- <EFBFBD><EFBFBD><EFBFBD>̾˷α<EFBFBD> <EFBFBD>ڽ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
	2004/02/08	- bzip2 <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	2004/03/01	- bzip2 <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>Ϻ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> Ҭ
				- callback <EFBFBD><EFBFBD><EFBFBD><EFBFBD>..
	2004/03/07	- <EFBFBD><EFBFBD>ƿ <EFBFBD>Լ<EFBFBD> <EFBFBD>߰<EFBFBD> ( ExtractCurrentFileToBuf() )
	2004/10/03	- <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>߰<EFBFBD> ( FILE I/O <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> Ŭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> )
	            - 2GB <EFBFBD>̻<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ó<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> (WINDOWS ONLY)
	2004/10/22	- <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>÷<EFBFBD><EFBFBD><EFBFBD>(BSD/LINUX)<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
				  ( BSD/LINUX <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> 2GB <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD>ϸ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> )
	2004/10/23	- by xxfree86 : DARWIN <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD>θ<EFBFBD><EFBFBD><EFBFBD> "\\" <EFBFBD><EFBFBD><EFBFBD>Խ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	2004/10/24	- by aqua0125 : <EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD>ȯó<EFBFBD><EFBFBD>, 64bit <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ó<EFBFBD><EFBFBD>
				- <EFBFBD>򿣵<EFBFBD><EFBFBD><EFBFBD>, <EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD>ȯ <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>ҽ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	2004/10/25	- by yongari : __LP64__ , <EFBFBD>򿣵<EFBFBD><EFBFBD><EFBFBD>(le64toh/le132oh/le16toh) <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>̽<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	2004/10/26	- BSD/LINUX : byte-order, libiconv <EFBFBD>̽<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
	2004/10/30	- <EFBFBD><EFBFBD><EFBFBD><EFBFBD> & <EFBFBD><EFBFBD><EFBFBD><EFBFBD>.. 
	2004/11/14	- by xxfre86 : <EFBFBD><EFBFBD>ȣ <EFBFBD>ɸ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ó<EFBFBD><EFBFBD> <EFBFBD>߰<EFBFBD>
	2004/11/27	- cygwin<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>ǵ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	            - <EFBFBD><EFBFBD>ȣó<EFBFBD><EFBFBD> <EFBFBD>κп<EFBFBD> <EFBFBD>Ϻ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> GPL <EFBFBD><EFBFBD> CZipArchive <EFBFBD>ڵ带 "ZIP File Format Specification version 4.5" <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD> <EFBFBD>ٽ<EFBFBD> <EFBFBD>ڵ<EFBFBD> & <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
				- <EFBFBD><EFBFBD>ȣ<EFBFBD>ɸ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD>ϰ<EFBFBD> <EFBFBD>Ȱɸ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ó<EFBFBD><EFBFBD>
				- <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>޺κ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD>߷<EFBFBD><EFBFBD><EFBFBD> <EFBFBD>ջ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>κб<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> Ǯ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>

  
  <EFBFBD><EFBFBD><EFBFBD><EFBFBD> : ( * ǥ<EFBFBD><EFBFBD> <EFBFBD>Ѱ<EFBFBD> )
	- bzip2 <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> *
	- UI <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ( PROGRESS, <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>޽<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ) *
	- <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> *
	- <EFBFBD><EFBFBD>ȣ <EFBFBD>ɸ<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> *
	- <EFBFBD>ջ<EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD>Ͽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>׽<EFBFBD>Ʈ -> 
	- <EFBFBD><EFBFBD><EFBFBD><EFBFBD> CRC üũ -> alz <EFBFBD><EFBFBD> CRC <EFBFBD>ʵ尡 <EFBFBD><EFBFBD><EFBFBD><EFBFBD>. OTL

  <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>ɼ<EFBFBD> ( -DXXXX )
	- _WIN32 : WIN32 
	- _UNALZ_ICONV : iconv <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD> code <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD>ȯ <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	- _UNALZ_UTF8 : _UNALZ_ICONV <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>⺻ <EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> "UTF-8" <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>

*/


#ifndef _UNALZ_H_
#define _UNALZ_H_

#include <vector>
#include <string>
using namespace std;


#ifndef INT64
#ifdef _WIN32
#	define INT64 __int64
#else
#	define INT64 long long
#endif
#endif

#ifndef UINT64
#ifdef _WIN32
#	define UINT64 unsigned __int64
#else
#	define UINT64 unsigned long long
#endif
#endif

#ifndef UINT32
	typedef unsigned int		UINT32;
#endif

#ifndef UINT16
	typedef unsigned short		UINT16;
#endif

#ifndef SHORT
	typedef short SHORT;
#endif
#ifndef BYTE
	typedef unsigned char       BYTE;
#endif
#ifndef CHAR
	typedef char CHAR;
#endif
#ifndef BYTE
	typedef unsigned char BYTE;
#endif
#ifndef UINT
	typedef unsigned int UINT;
#endif
#ifndef LONG
	typedef long LONG;
#endif
#ifndef ULONG
	typedef unsigned long ULONG;   // same as DWORD? i don't know.
#endif
#ifndef BOOL
	typedef int BOOL;
#endif
#ifndef FALSE
#	define FALSE               0
#endif
#ifndef TRUE
#	define TRUE                1
#endif
#ifndef HANDLE
#	ifdef _WIN32
	typedef void *HANDLE;
#	else
	typedef FILE *HANDLE;
#	endif
#endif
#ifndef ASSERT
#	include <assert.h>
//#	define ASSERT(x) assert(x)
#	define ASSERT(x) {printf("assert at file:%s line:%d\n", __FILE__, __LINE__);}
#endif




namespace UNALZ
{

#ifdef _WIN32
#	pragma pack(push, UNALZ, 1)			// structure packing 
#else
#	pragma pack(1)
#endif

static const char UNALZ_VERSION[] = "CUnAlz0.31";
static const char UNALZ_COPYRIGHT[] = "Copyright(C) 2004 hardkoder@gmail.com";

enum		{ENCR_HEADER_LEN=12}; // xf86
// <20><> <20><><EFBFBD><EFBFBD> <20><>..
struct SAlzHeader
{
	UINT32	unknown;			// ??
};

/*
union _UGeneralPurposeBitFlag			// zip <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>..
{
	SHORT	data;
	struct 
	{
		BYTE bit0 : 1;
		BYTE bit1 : 1;
		BYTE bit2 : 1;
		BYTE bit3 : 1;
		BYTE bit4 : 1;
		BYTE bit5 : 1;
	};
};
*/

enum COMPRESSION_METHOD					///<  <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>..
{
	COMP_NOCOMP = 0,
	COMP_BZIP2 = 1,
	COMP_DEFLATE = 2,
};

struct _SLocalFileHeaderHead			///<  <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>.
{
	SHORT	fileNameLength;
	BYTE    fileAttribute;			     // from http://www.zap.pe.kr
	UINT32  fileTimeDate;    
	
	BYTE	fileDescriptor;				///<  <20><><EFBFBD><EFBFBD> ũ<><C5A9> <20>ʵ<EFBFBD><CAB5><EFBFBD> ũ<><C5A9> : 0x10, 0x20, 0x40, 0x80 <20><><EFBFBD><EFBFBD> 1byte, 2byte, 4byte, 8byte.
										///<  fileDescriptor & 1 == <20><>ȣ<EFBFBD>ɷȴ<C9B7><C8B4><EFBFBD> <20><><EFBFBD><EFBFBD>
	BYTE	unknown2[1];				///<  ???

	/*
	SHORT	versionNeededToExtract;
	_UGeneralPurposeBitFlag	generalPurposeBitFlag;
	SHORT	compressionMethod;
	SHORT	lastModFileTime;
	SHORT	lastModFileDate;
	UINT32	crc32;
	UINT32	compressedSize;
	UINT32	uncompressedSize;
	SHORT	fileNameLength;
	SHORT	extraFieldLength;
	*/
};

struct _SDataDescriptor
{
	UINT32	crc32;
	UINT32	compressed;
	UINT32	uncompressed;
};

struct SLocalFileHeader
{
	SLocalFileHeader() { memset(this, 0, sizeof(*this)); }
	//~SLocalFileHeader() { if(fileName) free(fileName); if(extraField) free(extraField); }
	void Clear() { if(fileName) free(fileName); fileName=NULL; if(extraField) free(extraField);extraField=NULL; }
	_SLocalFileHeaderHead	head;

	BYTE					compressionMethod;			///< <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> : 2 - deflate, 1 - <20><><EFBFBD><EFBFBD> bzip2, 0 - <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>.
	BYTE					unknown3[1];				///< ???
	BYTE					unknown4[3];				///< <20>Ƹ<EFBFBD><C6B8><EFBFBD> crc?
	BYTE					passwordCRC;				///< <20><>ȣ üũ<C3BC><C5A9> <20><><EFBFBD><EFBFBD> 1byte crc

	INT64					compressedSize;
	INT64					uncompressedSize;

	CHAR*					fileName;
	BYTE*					extraField;
	_SDataDescriptor		dataDescriptor;
	INT64					dwFileDataPos;				///<  file data <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ġ..
	
	BYTE					encChk[ENCR_HEADER_LEN];	// xf86
};

struct _SCentralDirectoryStructureHead
{
	UINT32	dwUnknown;						///<  <20>׻<EFBFBD> NULL <20>̴<EFBFBD><CCB4><EFBFBD>..
	UINT32	dwMaybeCRC;						///<  <20>Ƹ<EFBFBD><C6B8><EFBFBD> crc
	UINT32	dwCLZ03;						///<  "CLZ0x03" - 0x035a4c43 <20><><EFBFBD><EFBFBD> ǥ<><C7A5><EFBFBD>ϴµ<CFB4>.
	/*
	SHORT	versionMadeBy;
	SHORT	versionNeededToExtract;
	_UGeneralPurposeBitFlag	generalPurposeBitFlag;
	SHORT	compressionMethod;
	SHORT	lastModFileTime;
	SHORT	lastModFileDate;
	UINT32	crc32;
	UINT32	compressedSize;
	UINT32	uncompressedSize;
	SHORT	fileNameLength;
	SHORT	extraFieldLength;
	SHORT	fileCommentLength;
	SHORT	diskNumberStart;
	SHORT	internalFileAttributes;
	UINT32	externalFileAttributes;
	UINT32	relativeOffsetOfLocalHeader;
	*/
};

struct SCentralDirectoryStructure
{
	SCentralDirectoryStructure() { memset(this, 0, sizeof(*this)); }
	//~SCentralDirectoryStructure() { if(fileName) free(fileName); if(extraField) free(extraField);if(fileComment)free(fileComment); }
	_SCentralDirectoryStructureHead	head;
	/*
	CHAR*	fileName;
	BYTE*	extraField;
	CHAR*	fileComment;
	*/
};


/*
struct _SEndOfCentralDirectoryRecordHead
{
	SHORT	numberOfThisDisk;
	SHORT	numberOfTheDiskWithTheStartOfTheCentralDirectory;
	SHORT	centralDirectoryOnThisDisk;
	SHORT	totalNumberOfEntriesInTheCentralDirectoryOnThisDisk;
	UINT32	sizeOfTheCentralDirectory;
	UINT32	offsetOfStartOfCentralDirectoryWithREspectoTotheStartingDiskNumber;
	SHORT	zipFileCommentLength;
};
*/

/*
struct SEndOfCentralDirectoryRecord
{
	SEndOfCentralDirectoryRecord() { memset(this, 0, sizeof(*this)); }
	~SEndOfCentralDirectoryRecord() { if(fileComment) free(fileComment); }
	_SEndOfCentralDirectoryRecordHead head;
	CHAR*	fileComment;
};
*/

#ifdef _WIN32
#	pragma pack(pop, UNALZ)		///<  PACKING <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
#else
#	ifdef __LP64__				// 64bit <20><> <20><>ŷ<EFBFBD><C5B7> 8byte <20>³<EFBFBD> ? <20>߸𸣰ڴ<F0B8A3B0>.....
#		pragma pack(8)
#	else
#		pragma pack(4)
#	endif
#endif


///<  PROGRESS CALLBACK FUNCTION - <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><>Ȳ<EFBFBD><C8B2> <20>˰<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>̰<EFBFBD> <20><><EFBFBD><EFBFBD> <20>ȴ<EFBFBD>.
typedef void (_UnAlzCallback)(const char* szMessage, INT64 nCurrent, INT64 nRange, void* param, BOOL* bHalt);


class CUnAlz  
{
public:
	CUnAlz();
	~CUnAlz();
	BOOL	Open(const char* szPathName);
	void	Close();
	BOOL	SetCurrentFile(const char* szFileName);
	BOOL	ExtractCurrentFile(const char* szDestPathName, const char* szDestFileName=NULL);
	BOOL	ExtractCurrentFileToBuf(BYTE* pDestBuf, int nBufSize);
	BOOL	ExtractAll(const char* szDestPathName);
	void	SetCallback(_UnAlzCallback* pFunc, void* param=NULL);

	void	setPassword(char *passwd) { if(strlen(passwd) == 0) return; strcpy(m_szPasswd, passwd); };  // xf86
	BOOL	IsEncrypted() { return m_bIsEncrypted; };

#ifdef _UNALZ_ICONV
	void	SetDestCodepage(const char* szToCodepage) { strcpy(m_szToCodepage, szToCodepage); }
#endif

public :			///<  WIN32 <20><><EFBFBD><EFBFBD> ( UNICODE ó<><C3B3><EFBFBD><EFBFBD> )

#ifdef _WIN32
#ifndef __GNUWIN32__
#ifndef LPCWSTR
	typedef const wchar_t* LPCWSTR;
#endif
	BOOL	Open(LPCWSTR szPathName);
	BOOL	SetCurrentFile(LPCWSTR szFileName);
	static BOOL		IsFolder(LPCWSTR szPathName);
#endif // __GNUWIN32__	
#endif // _WIN32

public :
	typedef vector<SLocalFileHeader>		FileList;			///<  <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>.
	const FileList&	GetFileList() { return m_fileList; };		///<  file <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
	FileList::iterator GetCurFileHeader() { return m_posCur; };	///<  <20><><EFBFBD><EFBFBD> (SetCurrentFile() <20><> <20><><EFBFBD>õ<EFBFBD>) <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
//	const SLocalFileHeader* GetCurFileHeader() { return m_posCur; };	///<  <20><><EFBFBD><EFBFBD> (SetCurrentFile() <20><> <20><><EFBFBD>õ<EFBFBD>) <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>

public :
	enum ERR							///< <20><><EFBFBD><EFBFBD> <20>ڵ<EFBFBD> - <20><><EFBFBD><EFBFBD> <20>ʿ<EFBFBD>..
	{
		ERR_NOERR,
		ERR_CANT_OPEN_FILE,				///< <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
		ERR_CORRUPTED_FILE,				///< <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>?
		ERR_CANT_READ_SIG,				///< signature <20>б<EFBFBD> <20><><EFBFBD><EFBFBD>
		ERR_CANT_READ_FILE,

		ERR_AT_READ_HEADER,
		ERR_INVALID_FILENAME_LENGTH,
		ERR_INVALID_EXTRAFIELD_LENGTH,
		ERR_CANT_READ_CENTRAL_DIRECTORY_STRUCTURE_HEAD, 
		ERR_INVALID_FILENAME_SIZE,
		ERR_INVALID_EXTRAFIELD_SIZE,
		ERR_INVALID_FILECOMMENT_SIZE,
		ERR_CANT_READ_HEADER,
		ERR_MEM_ALLOC_FAILED,
		ERR_FILE_READ_ERROR,
		ERR_INFLATE_FAILED,

		ERR_ICONV_CANT_OPEN,
		ERR_ICONV_INVALID_MULTISEQUENCE_OF_CHARACTERS,
		ERR_ICONV_INCOMPLETE_MULTIBYTE_SEQUENCE,
		ERR_ICONV_NOT_ENOUGH_SPACE_OF_BUFFER_TO_CONVERT,
		ERR_ICONV_ETC,

		ERR_PASSWD_NOT_SET,
		ERR_INVALID_PASSWD,
		ERR_USER_ABORTED,

	};
	ERR		GetLastErr(){return m_nErr;}
	const char* GetLastErrStr(){return LastErrToStr(m_nErr);}
	const char* LastErrToStr(ERR nERR);

	enum SIGNATURE							///<  zip file signature - little endian
	{
		SIG_ERROR							= 0x00,
		SIG_EOF								= 0x01,
		SIG_ALZ_FILE_HEADER					= 0x015a4c41,	///<  ALZ 0x01
		SIG_LOCAL_FILE_HEADER				= 0x015a4c42,	///<  BLZ 0x01
		SIG_CENTRAL_DIRECTORY_STRUCTURE		= 0x015a4c43,	///<  CLZ 0x01
		SIG_ENDOF_CENTRAL_DIRECTORY_RECORD	= 0x025a4c43,	///<  CLZ 0x02
	};

public :
	static BOOL			DigPath(const CHAR* szPathName);
	static BOOL			IsFolder(const CHAR* szPathName);
	static const char*	GetVersion() { return UNALZ_VERSION; }
	static const char*	GetCopyright() { return UNALZ_COPYRIGHT; }
	BOOL				IsHalted() { return m_bHalt; }		// by xf86

private :
	SIGNATURE	ReadSignature();
	BOOL		ReadAlzFileHeader();
	BOOL		ReadLocalFileheader();
	BOOL		ReadCentralDirectoryStructure();
	BOOL		ReadEndofCentralDirectoryRecord();

private :
	enum EXTRACT_TYPE				///<   <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> Ÿ<><C5B8>.
	{
		ET_FILE,					///<  FILE*
		ET_MEM,						///<  memory buffer
	};
	struct		SExtractDest		///<  <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>.
	{
		SExtractDest() { memset(this, 0, sizeof(SExtractDest)); }
		EXTRACT_TYPE nType;			///<  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>ΰ<EFBFBD>  <20>޸<EFBFBD><DEB8><EFBFBD> <20>ΰ<EFBFBD>..
		FILE*		fp;				///<  ET_FILE <20><> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> FILE*
		BYTE*		buf;			///<  ET_MEM <20><> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		UINT32		bufsize;		///<  ET_MEM <20><> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ũ<><C5A9>
		UINT32		bufpos;			///<  ET_MEM <20><> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD>ۿ<EFBFBD> <20><><EFBFBD><EFBFBD> <20>ִ<EFBFBD> <20><>ġ
	};
	int			WriteToDest(SExtractDest* dest, BYTE* buf, int nSize);

private :
	BOOL		ExtractTo(SExtractDest* dest);

	//BOOL		ExtractDeflate(FILE* fp, SLocalFileHeader& file);
	//BOOL		ExtractBzip2_bak(FILE* fp, SLocalFileHeader& file); - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<28>߸<EFBFBD><DFB8><EFBFBD>) <20><><EFBFBD><EFBFBD> 
	BOOL		ExtractDeflate2(SExtractDest* dest, SLocalFileHeader& file);
	BOOL		ExtractBzip2(SExtractDest* dest, SLocalFileHeader& file);
	BOOL		ExtractRawfile(SExtractDest* dest, SLocalFileHeader& file);

private :		// bzip2 <20><><EFBFBD><EFBFBD> ó<><C3B3> <20>Լ<EFBFBD>..
	typedef void MYBZFILE;
	MYBZFILE*	BZ2_bzReadOpen(int* bzerror, CUnAlz* f, int verbosity, int _small, void* unused, int nUnused);
	int			BZ2_bzread(MYBZFILE* b, void* buf, int len );
	int			BZ2_bzRead(int* bzerror, MYBZFILE* b, void* buf, int len);
	void		BZ2_bzReadClose( int *bzerror, MYBZFILE *b );

private :		// <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> ó<><C3B3><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>(lapper?) Ŭ<><C5AC><EFBFBD><EFBFBD>
	BOOL		FOpen(const char* szPathName);
	void		FClose();
	INT64		FTell();
	BOOL		FEof();
	BOOL		FSeek(INT64 offset);
	BOOL		FRead(void* buffer, UINT32 nBytesToRead, int* pTotRead=NULL);

	BOOL		IsDataDescr() { return m_bIsDataDescr; };   // xf86
	int			getPasswordLen() { return strlen(m_szPasswd); };

	enum		{MAX_FILES=1000};								///< ó<><C3B3> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><>.
	enum		{MULTIVOL_TAIL_SIZE=16,MULTIVOL_HEAD_SIZE=8};	///< <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>ö<EFBFBD><C3B6><EFBFBD>, <20><><EFBFBD><EFBFBD> ũ<><C5A9> 
	struct SFile												///< <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
	{
		HANDLE	fp;
		INT64	nFileSize;
		int		nMultivolHeaderSize;
		int		nMultivolTailSize;
	};

	SFile		m_files[MAX_FILES];					///< <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> array - <20><><EFBFBD><EFBFBD><EFBFBD>Ѱ<EFBFBD>?
	int			m_nCurFile;							///< m_files <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> ó<><C3B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ġ.
	int			m_nFileCount;						///< <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>..
	INT64		m_nVirtualFilePos;					///< <20><>Ƽ<EFBFBD><C6BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ġ
	INT64		m_nCurFilePos;						///< <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ġ.
	BOOL		m_bIsEOF;							///< <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD>) <20>Գ<EFBFBD>?

	BOOL		m_bIsEncrypted;		// xf86
	BOOL		m_bIsDataDescr;
	char		m_szPasswd[256];
	UINT32		m_keys[3];

private :
	/*
	void		CryptDecodeBuffer(UINT32 uCount, CHAR *buf);
	void		CryptInitKeys();
	void		CryptUpdateKeys(CHAR c);
	BOOL		CryptCheck(CHAR *buf);
	CHAR		CryptDecryptCHAR();
	void		CryptDecode(CHAR &c);
	UINT32		CryptCRC32(UINT32 l, CHAR c);
	*/

private :		// encryption ó<><C3B3>
	BOOL		chkValidPassword();			// xf86
	BOOL		IsEncryptedFile(BYTE fileDescriptor);
	BOOL		IsEncryptedFile();
	void		InitCryptKeys(const CHAR* szPassword);
	void		UpdateKeys(BYTE c);
	BOOL		CryptCheck(BYTE* buf);
	BYTE		DecryptByte();
	void		DecryptingData(int nSize, BYTE* data);
	UINT32		CRC32(UINT32 l, BYTE c);
	UINT32		m_key[3];

private :
	FileList			m_fileList;					///< <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
	ERR					m_nErr;
	FileList::iterator	m_posCur;					///< <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
	_UnAlzCallback*		m_pFuncCallBack;
	void*				m_pCallbackParam;
	BOOL				m_bHalt;

#ifdef _UNALZ_ICONV
	char				m_szToCodepage[256];		///< codepage 
	char				m_szFromCodepage[256];		///< "CP949"
#endif
};
}

using namespace UNALZ;

#endif