--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tweetcast/client/lib/websocket-js/flash-src/third-party/com/hurlant/util/Hex.as	Thu Oct 06 12:39:29 2011 +0200
@@ -0,0 +1,66 @@
+/**
+ * Hex
+ * 
+ * Utility class to convert Hex strings to ByteArray or String types.
+ * Copyright (c) 2007 Henri Torgemane
+ * 
+ * See LICENSE.txt for full license information.
+ */
+package com.hurlant.util
+{
+	import flash.utils.ByteArray;
+	
+	public class Hex
+	{
+		/**
+		 * Support straight hex, or colon-laced hex.
+		 * (that means 23:03:0e:f0, but *NOT* 23:3:e:f0)
+		 * Whitespace characters are ignored.
+		 */
+		public static function toArray(hex:String):ByteArray {
+			hex = hex.replace(/\s|:/gm,'');
+			var a:ByteArray = new ByteArray;
+			if (hex.length&1==1) hex="0"+hex;
+			for (var i:uint=0;i<hex.length;i+=2) {
+				a[i/2] = parseInt(hex.substr(i,2),16);
+			}
+			return a;
+		}
+		
+		public static function fromArray(array:ByteArray, colons:Boolean=false):String {
+			var s:String = "";
+			for (var i:uint=0;i<array.length;i++) {
+				s+=("0"+array[i].toString(16)).substr(-2,2);
+				if (colons) {
+					if (i<array.length-1) s+=":";
+				}
+			}
+			return s;
+		}
+		
+		/**
+		 * 
+		 * @param hex
+		 * @return a UTF-8 string decoded from hex
+		 * 
+		 */
+		public static function toString(hex:String):String {
+			var a:ByteArray = toArray(hex);
+			return a.readUTFBytes(a.length);
+		}
+		
+		
+		/**
+		 * 
+		 * @param str
+		 * @return a hex string encoded from the UTF-8 string str
+		 * 
+		 */
+		public static function fromString(str:String, colons:Boolean=false):String {
+			var a:ByteArray = new ByteArray;
+			a.writeUTFBytes(str);
+			return fromArray(a, colons);
+		}
+		
+	}
+}
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