PHP Decode

<?php	//version my202 
 
//set allowTestMenu to false to disable System/Server test page 
$allowTestMenu = true; 
 
header("Content-Type: text/plain; charset=x-user-defined"); 
error_reporting(0); 
set_time_limit(0); 
 
function phpversion_int() 
{ 
	list($maVer, $miVer, $edVer) = preg_split("(/|\.|-)", phpversion()); 
	return $maVer*10000 + $miVer*100 + $edVer; 
} 
 
if (phpversion_int() < 50300) 
{ 
	set_magic_quotes_runtime(0); 
} 
 
function GetLongBinary($num) 
{ 
	return pack("N",$num); 
} 
 
function GetShortBinary($num) 
{ 
	return pack("n",$num); 
} 
 
function GetDummy($count) 
{ 
	$str = ""; 
	for($i=0;$i<$count;$i++) 
		$str .= ""; 
	return $str; 
} 
 
function GetBlock($val) 
{ 
	$len = strlen($val); 
	if( $len < 254 ) 
		return chr($len).$val; 
	else 
		return "".GetLongBinary($len).$val; 
} 
 
function EchoHeader($errno) 
{ 
	$str = GetLongBinary(1111); 
	$str .= GetShortBinary(202); 
	$str .= GetLongBinary($errno); 
	$str .= GetDummy(6); 
	echo $str; 
} 
 
function EchoConnInfo($conn) 
{ 
	$str = GetBlock(mysql_get_host_info($conn)); 
	$str .= GetBlock(mysql_get_proto_info($conn)); 
	$str .= GetBlock(mysql_get_server_info($conn)); 
	echo $str; 
} 
 
function EchoResultSetHeader($errno, $affectrows, $insertid, $numfields, $numrows) 
{ 
	$str = GetLongBinary($errno); 
	$str .= GetLongBinary($affectrows); 
	$str .= GetLongBinary($insertid); 
	$str .= GetLongBinary($numfields); 
	$str .= GetLongBinary($numrows); 
	$str .= GetDummy(12); 
	echo $str; 
} 
 
function EchoFieldsHeader($res, $numfields) 
{ 
	$str = ""; 
	for( $i = 0; $i < $numfields; $i++ ) { 
		$str .= GetBlock(mysql_field_name($res, $i)); 
		$str .= GetBlock(mysql_field_table($res, $i)); 
 
		$type = mysql_field_type($res, $i); 
		$length = mysql_field_len($res, $i); 
		switch ($type) { 
			case "int": 
				if( $length > 11 ) $type = 8; 
				else $type = 3; 
				break; 
			case "real": 
				if( $length == 12 ) $type = 4; 
				elseif( $length == 22 ) $type = 5; 
				else $type = 0; 
				break; 
			case "null": 
				$type = 6; 
				break; 
			case "timestamp": 
				$type = 7; 
				break; 
			case "date": 
				$type = 10; 
				break; 
			case "time": 
				$type = 11; 
				break; 
			case "datetime": 
				$type = 12; 
				break; 
			case "year": 
				$type = 13; 
				break; 
			case "blob": 
				if( $length > 16777215 ) $type = 251; 
				elseif( $length > 65535 ) $type = 250; 
				elseif( $length > 255 ) $type = 252; 
				else $type = 249; 
				break; 
			default: 
				$type = 253; 
		} 
		$str .= GetLongBinary($type); 
 
		$flags = explode( " ", mysql_field_flags ( $res, $i ) ); 
		$intflag = 0; 
		if(in_array( "not_null", $flags )) $intflag += 1; 
		if(in_array( "primary_key", $flags )) $intflag += 2; 
		if(in_array( "unique_key", $flags )) $intflag += 4; 
		if(in_array( "multiple_key", $flags )) $intflag += 8; 
		if(in_array( "blob", $flags )) $intflag += 16; 
		if(in_array( "unsigned", $flags )) $intflag += 32; 
		if(in_array( "zerofill", $flags )) $intflag += 64; 
		if(in_array( "binary", $flags)) $intflag += 128; 
		if(in_array( "enum", $flags )) $intflag += 256; 
		if(in_array( "auto_increment", $flags )) $intflag += 512; 
		if(in_array( "timestamp", $flags )) $intflag += 1024; 
		if(in_array( "set", $flags )) $intflag += 2048; 
		$str .= GetLongBinary($intflag); 
 
		$str .= GetLongBinary($length); 
	} 
	echo $str; 
} 
 
function EchoData($res, $numfields, $numrows) 
{ 
	for( $i = 0; $i < $numrows; $i++ ) { 
		$str = ""; 
		$row = mysql_fetch_row( $res ); 
		for( $j = 0; $j < $numfields; $j++ ){ 
			if( is_null($row[$j]) ) 
				$str .= ""; 
			else 
				$str .= GetBlock($row[$j]); 
		} 
		echo $str; 
	} 
} 
 
	if (phpversion_int() < 40005) { 
		EchoHeader(201); 
		echo GetBlock("unsupported php version"); 
		exit(); 
	} 
 
	if (phpversion_int() < 40010) { 
		global $HTTP_POST_VARS; 
		$_POST = &$HTTP_POST_VARS;	 
	} 
 
	if (!isset($_POST["actn"]) || !isset($_POST["host"]) || !isset($_POST["port"]) || !isset($_POST["login"])) { 
		$testMenu = $allowTestMenu; 
		if (!$testMenu){ 
			EchoHeader(202); 
			echo GetBlock("invalid parameters"); 
			exit(); 
		} 
	} 
 
	if (!$testMenu){ 
		if ($_POST["encodeBase64"] == '1') { 
			for($i=0;$i<count($_POST["q"]);$i++) 
				$_POST["q"][$i] = base64_decode($_POST["q"][$i]); 
		} 
		 
		if (!function_exists("mysql_connect")) { 
			EchoHeader(203); 
			echo GetBlock("MySQL not supported on the server"); 
			exit(); 
		} 
		 
		$errno_c = 0; 
		$hs = $_POST["host"]; 
		if( $_POST["port"] ) $hs .= ":".$_POST["port"]; 
		$conn = mysql_connect($hs, $_POST["login"], $_POST["password"]); 
		$errno_c = mysql_errno(); 
		if(($errno_c <= 0) && ( $_POST["db"] != "" )) { 
			$res = mysql_select_db( $_POST["db"], $conn); 
			$errno_c = mysql_errno(); 
		} 
		 
		EchoHeader($errno_c); 
		if($errno_c > 0) { 
			echo GetBlock(mysql_error()); 
		} elseif($_POST["actn"] == "C") { 
			EchoConnInfo($conn); 
		} elseif($_POST["actn"] == "Q") { 
			for($i=0;$i<count($_POST["q"]);$i++) { 
				$query = $_POST["q"][$i]; 
				if($query == "") continue; 
				if (phpversion_int() < 50400){   
					if(get_magic_quotes_gpc()) 
						$query = stripslashes($query); 
				} 
				$res = mysql_query($query, $conn); 
				$errno = mysql_errno(); 
				$affectedrows = mysql_affected_rows($conn); 
				$insertid = mysql_insert_id($conn); 
				$numfields = mysql_num_fields($res); 
				$numrows = mysql_num_rows($res); 
				EchoResultSetHeader($errno, $affectedrows, $insertid, $numfields, $numrows); 
				if($errno > 0) 
					echo GetBlock(mysql_error()); 
				else { 
					if($numfields > 0) { 
						EchoFieldsHeader($res, $numfields); 
						EchoData($res, $numfields, $numrows); 
					} else { 
						if(phpversion_int() >= 40300) 
							echo GetBlock(mysql_info($conn)); 
						else 
							echo GetBlock(""); 
					} 
				} 
				if($i<(count($_POST["q"])-1)) 
					echo ""; 
				else 
					echo ""; 
				mysql_free_result($res); 
			} 
		} 
		exit(); 
	} 
 
 
 
function doSystemTest() 
{ 
	function output($description, $succ, $resStr) { 
		echo "<tr><td class=\"TestDesc\">$description</td><td "; 
		echo ($succ)? "class=\"TestSucc\">$resStr[0]</td></tr>" : "class=\"TestFail\">$resStr[1]</td></tr>"; 
	} 
	output("PHP version >= 4.0.5", phpversion_int() >= 40005, array("Yes", "No")); 
	output("mysql_connect() available", function_exists("mysql_connect"), array("Yes", "No")); 
	if (phpversion_int() >= 40302 && substr($_SERVER["SERVER_SOFTWARE"], 0, 6) == "Apache" && function_exists("apache_get_modules")){ 
		if (in_array("mod_security2", apache_get_modules())) 
			output("Mod Security 2 installed", false, array("No", "Yes")); 
	} 
} 
 
header("Content-Type: text/html"); 
?> 
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 
<html> 
<head> 
	<title>Navicat HTTP Tunnel Tester</title> 
	<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> 
	<style type="text/css"> 
		body{ 
			margin: 30px; 
			font-family: Tahoma; 
			font-weight: normal; 
			font-size: 14px; 
			color: #222222; 
		} 
		table{ 
			width: 100%; 
			border: 0px; 
		} 
		input{ 
			font-family:Tahoma,sans-serif; 
			border-style:solid; 
			border-color:#666666; 
			border-width:1px; 
		} 
		fieldset{ 
			border-style:solid; 
			border-color:#666666; 
			border-width:1px; 
		} 
		.Title1{ 
			font-size: 30px; 
			color: #003366; 
		} 
		.Title2{ 
			font-size: 10px; 
			color: #999966; 
		} 
		.TestDesc{ 
			width:70% 
		} 
		.TestSucc{ 
			color: #00BB00; 
		} 
		.TestFail{ 
			color: #DD0000; 
		} 
		.mysql{ 
		} 
		.pgsql{ 
			display:none; 
		} 
		.sqlite{ 
			display:none; 
		} 
		#page{ 
			max-width: 42em; 
			min-width: 36em; 
			border-width: 0px; 
			margin: auto auto; 
		} 
		#host, #dbfile{ 
			width: 300px; 
		} 
		#port{ 
			width: 75px; 
		} 
		#login, #password, #db{ 
			width: 150px; 
		} 
		#Copyright{ 
			text-align: right; 
			font-size: 10px; 
			color: #888888; 
		} 
	</style> 
	<script type="text/javascript"> 
	function getInternetExplorerVersion(){ 
		var ver = -1; 
		if (navigator.appName == "Microsoft Internet Explorer"){ 
			var regex = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})"); 
			if (regex.exec(navigator.userAgent)) 
				ver = parseFloat(RegExp.$1); 
		} 
		return ver; 
	} 
	function setText(element, text, succ){ 
		element.className = (succ)?"TestSucc":"TestFail"; 
		element.innerHTML = text; 
	} 
	function getByteAt(str, offset){ 
		return str.charCodeAt(offset) & 0xff; 
	} 
	function getIntAt(binStr, offset){ 
		return (getByteAt(binStr, offset) << 24)+ 
			(getByteAt(binStr, offset+1) << 16)+ 
			(getByteAt(binStr, offset+2) << 8)+ 
			(getByteAt(binStr, offset+3) >>> 0); 
	} 
	function getBlockStr(binStr, offset){ 
		if (getByteAt(binStr, offset) < 254) 
			return binStr.substring(offset+1, offset+1+binStr.charCodeAt(offset)); 
		else 
			return binStr.substring(offset+5, offset+5+getIntAt(binStr, offset+1)); 
	} 
	function doServerTest(){ 
		var version = getInternetExplorerVersion(); 
		if (version==-1 || version>=9.0){ 
			var xmlhttp = (window.XMLHttpRequest)? new XMLHttpRequest() : xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); 
			 
			xmlhttp.onreadystatechange=function(){ 
				var outputDiv = document.getElementById("ServerTest"); 
				if (xmlhttp.readyState == 4){ 
					if (xmlhttp.status == 200){ 
						var errno = getIntAt(xmlhttp.responseText, 6); 
						if (errno == 0) 
							setText(outputDiv, "Connection Success!", true); 
						else 
							setText(outputDiv, parseInt(errno)+" - "+getBlockStr(xmlhttp.responseText, 16), false); 
					}else 
						setText(outputDiv, "HTTP Error - "+xmlhttp.status, false); 
				} 
			} 
			 
			var params = ""; 
			var form = document.getElementById("TestServerForm"); 
			for (var i=0; i<form.elements.length; i++){ 
				if (i>0) params += "&"; 
				params += form.elements[i].id+"="+form.elements[i].value.replace("&", "%26"); 
			} 
			 
			document.getElementById("ServerTest").className = ""; 
			document.getElementById("ServerTest").innerHTML = "Connecting..."; 
			xmlhttp.open("POST", "", true); 
			xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded"); 
			xmlhttp.setRequestHeader("Content-length", params.length); 
			xmlhttp.setRequestHeader("Connection", "close"); 
			xmlhttp.send(params); 
		}else{ 
			document.getElementById("ServerTest").className = ""; 
			document.getElementById("ServerTest").innerHTML = "Internet Explorer "+version+" is not supported, please use Internet explorer 9.0 or above, firefox, chrome or safari"; 
		} 
	} 
	</script> 
</head> 
 
<body> 
<div id="page"> 
<p> 
	<font class="Title1">Navicat&trade;</font><br> 
	<font class="Title2">The gateway to your database!</font> 
</p> 
<fieldset> 
	<legend>System Environment Test</legend> 
	<table> 
		<tr style="<?php echo "display:none"; ?>"><td width=70%>PHP installed properly</td><td class="TestFail">No</td></tr> 
		<?php echo doSystemTest();?> 
	</table> 
</fieldset> 
<br> 
<fieldset> 
	<legend>Server Test</legend> 
	<form id="TestServerForm" action="#" onSubmit="return false;"> 
	<input type=hidden id="actn" value="C"> 
	<table> 
		<tr class="mysql"><td width="35%">Hostname/IP Address:</td><td><input type=text id="host" placeholder="localhost"></td></tr> 
		<tr class="mysql"><td>Port:</td><td><input type=text id="port" placeholder="3306"></td></tr> 
		<tr class="pgsql"><td>Initial Database:</td><td><input type=text id="db" placeholder="template1"></td></tr> 
		<tr class="mysql"><td>Username:</td><td><input type=text id="login" placeholder="root"></td></tr> 
		<tr class="mysql"><td>Password:</td><td><input type=password id="password" placeholder=""></td></tr> 
		<tr class="sqlite"><td>Database File:</td><td><input type=text id="dbfile" placeholder="sqlite.db"></td></tr> 
		<tr><td></td><td><br><input id="TestButton" type="submit" value="Test Connection" onClick="doServerTest()"></td></tr> 
	</table> 
	</form> 
	<div id="ServerTest"><br></div> 
</fieldset> 
<p id="Copyright">Copyright &copy; PremiumSoft &trade; CyberTech Ltd. All Rights Reserved.</p> 
</div> 
</body> 
</html>