<?php

function getfc($url,$timeout,$headers=[]) {
	$curli=curl_init();
	// i 2 qui sotto servono a far sì che ctrl+c sia intercettato a monte
	/*curl_setopt($curli,CURLOPT_NOPROGRESS,false);
	curl_setopt($curli,CURLOPT_PROGRESSFUNCTION,function($curli,10,10,10,10){});*/
	curl_setopt($curli,CURLOPT_URL,$url);
	curl_setopt($curli,CURLOPT_RETURNTRANSFER,true);
	curl_setopt($curli,CURLOPT_FAILONERROR,true);
	curl_setopt($curli,CURLOPT_TIMEOUT,30);
	curl_setopt($curli,CURLOPT_CONNECTTIMEOUT,$timeout);
	curl_setopt($curli,CURLOPT_HTTPHEADER,$headers);
	curl_setopt($curli,CURLOPT_HEADER,true);
	curl_setopt($curli,CURLOPT_ENCODING,'');
	$cont=curl_exec($curli);
	$headers_sz=curl_getinfo($curli,CURLINFO_HEADER_SIZE);
	$headers=strtolower(substr($cont,0,$headers_sz));
	$cont=substr($cont,$headers_sz);
	$emsg=false;
	$cerrno=curl_errno($curli);
	if ($cerrno>0) {
		$emsg=$cerrno;
		$cerrmsg=trim(curl_error($curli));
		if ($cerrmsg!='') $emsg.=': '.$cerrmsg;
		$cont=false;
	} elseif (!$cont) {
		$cont=false;
		$emsg='unknown';
	}
	curl_close($curli);
	return(['cont'=>$cont,'headers'=>$headers,'emsg'=>$emsg]);
}

?>