<?xml version = "1.0" encoding="utf-8" ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"DTD/xhtml1-strict.dtd">
<!-- 
	See COPYING for copyright and distribution information.
-->
<html xmlns = "http://www.w3.org/1999/xhtml">

<head>
	<title>Test SHA-256</title>

    <script type="text/javascript" src="../build/ndn-js.js"></script>

	<script src="http://crypto-js.googlecode.com/svn/tags/3.0.2/build/rollups/sha256.js"></script>
	
	<script type="text/javascript">
		function hash(){		
			var input = document.getElementById('contentname').value;
			
			var output = "from string- " + hex_sha256(input) + "<br/>";
            
            var sha256 = new Sha256();
            var data = DataUtils.toNumbersFromString(input);
            // Call update multiple times in small chunks to test the buffering.
            var chunkSize = 3;
            var nCalls = Math.floor(data / chunkSize);
            for (var i = 0; i < nCalls; ++i)
                sha256.update(data.subarray(i * chunkSize, chunkSize));
            sha256.update(data.subarray(i * nCalls, data.length));
			output += "from bytes-- " + DataUtils.toHex(sha256.finalize()) + "<br/>";			
            
			output += "reference---- " + CryptoJS.SHA256(input);
			
			document.getElementById('result').innerHTML = output;
		}		
	</script>
	
</head>
<body >
	<form>
		Please Enter Text to Hash:<br /><input id="contentname" type="text" name="CONTENTNAME" value="/ndn/abc" /> <br />
	</form>
	<button onclick="hash()">Hash</button>

		<p id="result"></p>

</body>
</html>