{ * eaxλƴ ƺ󷵻 }
function SAR(eax: DWORD; n: Byte): DWORD;
{ * eaxλƴ ƺ󷵻 }
function SAL(eax: DWORD; n: Byte): DWORD;
{ * 10ֵҪĳ ת16ַ󷵻 }
function IntToHex(Value: Integer; Digits: Integer): string;
{ * 16ַ ת10ֵ󷵻 }
function HexCharToInt(const S: String): Cardinal;
{ * 16ַ ת10ֵ󷵻 }
function HexToInt(S: string): Cardinal;
{ * ַ תASCIIַ󷵻 }
function HexToAsc(strData: AnsiString): AnsiString;
{ * ַ ת16ַ󷵻 }
function StrToHex(const sourstr: string): string;
{ * 16ַ תַ󷵻 }
function HexToStr(const sourstr: string): string;
{ *  MD5 ܷ }
function MD5(Str: String): String;
{ *  Base64 ܷ }
function Base64Encrypt(Str: AnsiString): AnsiString;
{ *  Base64 ܷ }
function Base64Decrypt(Str: AnsiString): AnsiString;
{ *  KeyDES ܷ }
function DESEncrypt(Str, Key: AnsiString): AnsiString;
{ *  KeyDES ܷ }
function DESDecrypt(Str, Key: AnsiString): AnsiString;