delete opensdf

w1146869587

2022-01-24 4905e2e7537d507f218e8e9595485e09d9f3a2b4

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/****************************************************************
 
    Usage :
    ----------------------------------------------
 
    // Encrypt data
    CEncrypt::Encrypt( strData, strKey );
 
    // Decrypt data
    CEncrypt::Decrypt( strData, strKey );
 
    ----------------------------------------------
    ¼ÓÃܺóµÄ³¤¶È( nDataLen )ÓëÔ­Êý¾Ý³¤¶È( nLen )µÄ¹Øϵ£º
    if( nLen % 4 == 0 )
        nDataLen    = nLen * 2 + 2;
    else
        nDataLen    = ( nLen + 4 - nLen % 4 ) * 2 + 2;
 
****************************************************************/
 
#if !defined(AFX_ENCRYPT_H__E0AC85D3_A8CB_11D3_ABA6_00A00C138D89__INCLUDED_)
#define AFX_ENCRYPT_H__E0AC85D3_A8CB_11D3_ABA6_00A00C138D89__INCLUDED_
 
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// Encrypt.h : header file
//
 
/////////////////////////////////////////////////////////////////////////////
// Ëã·¨¹«¿ªµÄ¼ÓÃÜËã·¨ DES
class AFX_EXT_CLASS CEncrypt
{
public:
    static void        Encrypt( CString &str, CString strKey );            // ¼ÓÃÜ
    static void        Decrypt( CString &str, CString strKey );            // ½âÃÜ
 
private:
    static void        GetEncryptKey( CString strKey, CString &strKey1, CString &strKey2, CString &strKey3, CString &strKey4 );
                                                                    // Í¨¹ýÖÖ×ÓÃÜÔ¿µÃµ½ÃÜÔ¿
                                                                    // ÖÖ×ÓÃÜÔ¿× 8 ¸ö×Ö½Ú
    static void        EncryptAndDecrypt( CString &str, CString strKey );    // ¼ÓÃܽâÃÜ
    static void        Operation( CString &strLeft, CString &strRight, CString strKey1, CString strKey2 );
    static CString    Plus( CString str,CString strKey );                    // ÀÛ¼Ó
    static void        XOr( CString &str,CString strKey );                    // Òì»ò
    static void        Exchange( CString &strLeft, CString &strRight );    // ¸ßµÍλÒÆ뻥»»
    static int        HexStrToDec( CString str);                            // Ê®Áù½øÖÆ´® To Ê®½øÖÆÊý
    static int        CharToInt( char ch );                                // ½« 0~F µÄÊýת»»Îª ÊýÖµ
 
};
 
/////////////////////////////////////////////////////////////////////////////
 
#endif // !defined(AFX_ENCRYPT_H__E0AC85D3_A8CB_11D3_ABA6_00A00C138D89__INCLUDED_)