helper.h

usblsccid-0.9.2: ED1x Smart Card Reader Driver

// Helper.h: interface for the Helper class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_HELPER_H__49B1C473_C0B2_42A6_AF65_B24D5CE11314__INCLUDED_)
#define AFX_HELPER_H__49B1C473_C0B2_42A6_AF65_B24D5CE11314__INCLUDED_

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

class Helper  
{
public:
	static CString GetXMLNodeString(IXMLDOMNodePtr pNode);
	static HRESULT DumpXMLNode(IXMLDOMNodePtr pNode);
	static IXMLDOMDocumentPtr loadXML(CString str);
	static LPBYTE HexToBin(LPSTR p, int &len);
	static LPSTR BinToHex(LPBYTE p, int len);
	static void ShowLastError( DWORD dwMessageId = 0);
	Helper();
	virtual ~Helper();
	static char hextable[16];
	#define TOHEX(a, b)	{*b++ = hextable[a >> 4];*b++ = hextable[a&0xf];}
};

#endif // !defined(AFX_HELPER_H__49B1C473_C0B2_42A6_AF65_B24D5CE11314__INCLUDED_)