C / C++ / MFC

BYTE* byte_array;<br />
std::list<char> char_list;<br />
char_list.assign(byte_array, byte_array + number_of_entries_in_byte_array);

<br />
	CAmHttpSocket am;//Famose Internet Wrapper from Codeproject<br />
		//check for last time we call for updation<br />
		CRegKey key;<br />
		<br />
<br />
		LPSTR tmpstr,lpstrurl;<br />
	<br />
		DWORD dwSize=0;<br />
		<br />
		struct tm *newtime;<br />
        time_t long_time;<br />
        time( &long_time );                /* Get time as long integer. */<br />
        newtime = localtime( &long_time );<br />
<br />
		DWORD CurrentDate,RegDate;<br />
		<br />
		CurrentDate=MAKEWPARAM(newtime->tm_yday,newtime->tm_year);		<br />
<br />
		if(key.Create(HKEY_CURRENT_USER,PRODUCTREGLOCATION)!=ERROR_SUCCESS)<br />
			//error Opening  key<br />
			return FALSE;<br />
        //first check last update date<br />
		key.QueryValue(RegDate,"lastupdate");<br />
			<br />
         <br />
		 if(CurrentDate==RegDate)<br />
			 return FALSE;<br />
		   else<br />
		   {<br />
			   //setting today date<br />
			   key.SetValue(CurrentDate,"lastupdate");<br />
		   }<br />
<br />
<br />
          <br />
		//Make A false call to get the size of registry data<br />
		key.QueryValue(NULL,"updationurl",&dwSize);<br />
        //is we able to get URL<br />
		if(dwSize>0)<br />
		{<br />
			tmpstr=new char[int(dwSize+1)];<br />
			//now requery and find the actual string <br />
			key.QueryValue(tmpstr,"updationurl",&dwSize);<br />
			 //MessageBox(tmpstr,"updation url");<br />
<br />
<br />
		}<br />
		else<br />
			return FALSE;<br />
<br />
		<br />
		<br />
<br />
		//now if every thig is goes right<br />
		//go for xmlpage<br />
		//first get url<br />
<br />
		lpstrurl=new char[200];<br />
		sprintf(lpstrurl,"%s?updateversion=%f",tmpstr,PRODUCTVERSION);<br />
<br />
		//i think now need of tmpstr now<br />
		//delete the memory used by him<br />
		delete []tmpstr;<br />
<br />
<br />
		LPSTR lpXMLPage=NULL;<br />
<br />
        lpXMLPage=am.GetPage(lpstrurl);<br />
<br />
		  <br />
<br />
		CString csRetVersion,csFileURL;<br />
		if(lpXMLPage)<br />
		{<br />
			this->Return_Element_Value((LPCTSTR)lpXMLPage,"version",csRetVersion);<br />
			this->Return_Element_Value((LPCTSTR)lpXMLPage,"url",csFileURL);<br />
<br />
<br />
			<br />
			double version=atof(csRetVersion);<br />
			if(version>PRODUCTVERSION)<br />
			{<br />
				this->m_strDownloadURL=csFileURL;<br />
			return TRUE;	<br />
			}<br />
<br />
			<br />
<br />
			<br />
<br />
		}<br />

<br />
<br />
	CString sPath;<br />
   <br />
	char lpapplicationpath[301];<br />
	::GetModuleFileName(NULL,lpapplicationpath,300);<br />
	char sDrive[10],sDirectory[200];<br />
	<br />
	::_tsplitpath(lpapplicationpath,sDrive,sDirectory,NULL,NULL);<br />
			//querry for application path<br />
	CString Path1;<br />
	Path1.Format("%s%s",sDrive,sDirectory);<br />
	Path1.TrimRight('\\');<br />
  <br />
	sPath.Format("%s%ssetup.exe",sDrive,sDirectory);<br />
<br />
	CString RunableExe;<br />
<br />
		RunableExe.Format("%s%ssetup.exe /SP-  ",sDrive,sDirectory);<br />
  <br />
	if(::URLDownloadToFile(NULL,m_Dlg->m_strDownloadURL,sPath,NULL,NULL)==S_OK)<br />
	{  <br />
		//copy the file to required path<br />
<br />
		<br />
		m_Dlg->m_strFilePath=sPath;<br />
        //send message to parent application to install update<br />
		m_Dlg->PostMessage(MESSAGE_EXECUTE,0,0);<br />
	}<br />
<br />
     m_Dlg->PostMessage(MESSAGE_EXECUTE,0,0);<br />

"When I was born I was so surprised that I didn't talk for a year and a half." - Gracie Allen