// RSTEncDec.h: interface for the CRSTEncDec class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_RSTENCDEC_H__20112A8E_16B6_4E06_9829_9CB5FC1F209C__INCLUDED_)
#define AFX_RSTENCDEC_H__20112A8E_16B6_4E06_9829_9CB5FC1F209C__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "DBDecEnc.h"

//-------------------------------------------------------------------------------------------------------------
typedef struct	_PACKFILE_HEADER_INFO{
	DWORD	_01dwLogon;	//0x1A545352 "RST"
	DWORD	_02dwUnk  ; //04
	DWORD	_03dwIndexSeek  ; //08
	DWORD	_04dwDataSeek   ; //0C
	DWORD	_05dwLenSub  ; //10
	DWORD	_06dwFileNum ; //14
	DWORD	_07dwUnk  ; //18
	DWORD	_08dwUnk  ; //1C
	DWORD	_09dwUnk  ; //20
	DWORD	_0AdwUnk  ; //24
	DWORD	_0BdwUnk  ; //28
	DWORD	_0CdwFileSize  ; //2C
	DWORD	_10dwUnk[0x14] ; //30
}_HEADER_INFO,_HEADERINFO;


class CPALFile
{
public:
	CPALFile();
	virtual ~CPALFile();
public:
	HANDLE	hOpen;
	HANDLE  hWrite;
	DWORD	m_dwCpkRead;
public:
	int	      GetSize();
public:
	HANDLE	  PalOpen(LPCTSTR strOpen);
	HANDLE	  PalOpen(LPCTSTR strOpen,DWORD	dwAccess,DWORD	dwShare,LPSECURITY_ATTRIBUTES lpSAttributes,
					  DWORD	dwMode,DWORD dwFlag,HANDLE	hTemp);
	HANDLE	  PalCreate(LPCTSTR strCreate);
	int       PalRead  (HANDLE hFile, LPVOID pbuf, DWORD dwlen);
	int		  PalRead  (HANDLE hFile, DWORD dwSeek,LPVOID pbuf, DWORD dwlen);
	int       PalWrite (HANDLE hFile, LPVOID pbuf, DWORD dwlen);
	int		  PalWrite (HANDLE hFile, DWORD dwSeek,LPVOID pbuf, DWORD dwlen);
	void      PalClose (HANDLE hFile) { ::CloseHandle(hFile); hFile=NULL; }
};

//-------------------------------------------------------------------------------------------------------------
typedef struct  _RST_DATA_INDEXLIST{
	DWORD	_01dwUnk;
	DWORD	_02dwUnk;
	DWORD	_03dwUnk;
	DWORD	_04dwSeek;     //文件位置
	DWORD	_05dwLenght1;  //加密后长度
	DWORD	_06dwLenght2;  //解密后长度
	DWORD	_07dwNumber;
	DWORD	_08dwEnd;
}_DATA_LIST;

class CRSTEncDec  
{
public:
	CRSTEncDec();
	virtual ~CRSTEncDec();
private:
	char	  DecKey[0x0100];
public:
	char	  m_chrData[0x02][0x1000];
public:
	int       RSTLoadKey(char *key1=NULL,char *key2=NULL,char *key3=NULL);
	int		  RSTDecrpyt(LPVOID	pdat,DWORD	dwnum,LPVOID pkey=NULL);
	int		  RSTDecIndex(LPVOID pbuf,DWORD len);
};


class CCPKFile : public CRSTEncDec,public CDBDecEnc
{
public:
	CCPKFile();
	virtual ~CCPKFile();
public:
	CPALFile		file;
	_HEADERINFO		_hdi;
	_DATA_LIST	   *_plist;
	int            m_iListNum;
	DWORD		    dwFileSize;
	LPBYTE			pData;
public:
	_DATA_LIST*   GetIndexList()
	{
		return (_DATA_LIST*)pData;
	}
public:
	int   DecCPKFile(LPCTSTR strOpen,LPCTSTR strSave);
	int	  DecCPKIndex(LPCTSTR strOpen);
	int	  WriteData(LPCTSTR strpath);
	char* GetDecType(LPVOID pheader);

public:
	int   DecData (char *pdat,int len,LPCTSTR strpath);
	int   SaveFile(int num,char *pdat,int len,LPCTSTR strpath,LPCTSTR strname);
};

class CSMPFile : public CRSTEncDec
{
public:
	CSMPFile();
	virtual ~CSMPFile();
public:
	CPALFile		file;
	_HEADERINFO		_hdi;
	_DATA_LIST	   *_plist;
	int            m_iListNum;
	DWORD		    dwFileSize;
	LPBYTE			pData;
public:
	_DATA_LIST*   GetIndexList()
	{
		return (_DATA_LIST*)pData;
	}
public:
	int   DecSMPFile(LPCTSTR strOpen,LPCTSTR strSave,LPCTSTR name=NULL);
	int	  DecSMPIndex(LPCTSTR strOpen);
	int	  WriteData(LPCTSTR strpath,LPCTSTR name);
	char* GetDecType(LPVOID pheader);
public:
	int   SaveFile(int num,char *name);
};

#endif // !defined(AFX_RSTENCDEC_H__20112A8E_16B6_4E06_9829_9CB5FC1F209C__INCLUDED_)

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