1 files changed, 68 insertions, 0 deletions
diff --git a/js/dojo/dojox/encoding/base64.js b/js/dojo/dojox/encoding/base64.js
new file mode 100644
index 0000000..8ef9bc3
--- /dev/null
+++ b/js/dojo/dojox/encoding/base64.js
@@ -0,0 +1,68 @@
+//>>built
+define("dojox/encoding/base64", ["dojo/_base/lang"], function(lang) {
+	
+	var base64 = lang.getObject("dojox.encoding.base64", true);
+	/*=====
+		base64 = dojox.encoding.base64;
+	=====*/
+
+	var p="=";
+	var tab="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+	base64.encode=function(/* byte[] */ba){
+		//	summary
+		//	Encode an array of bytes as a base64-encoded string
+		var s=[], l=ba.length;
+		var rm=l%3;
+		var x=l-rm;
+		for (var i=0; i<x;){
+			var t=ba[i++]<<16|ba[i++]<<8|ba[i++];
+			s.push(tab.charAt((t>>>18)&0x3f));
+			s.push(tab.charAt((t>>>12)&0x3f));
+			s.push(tab.charAt((t>>>6)&0x3f));
+			s.push(tab.charAt(t&0x3f));
+		}
+		//	deal with trailers, based on patch from Peter Wood.
+		switch(rm){
+			case 2:{
+				var t=ba[i++]<<16|ba[i++]<<8;
+				s.push(tab.charAt((t>>>18)&0x3f));
+				s.push(tab.charAt((t>>>12)&0x3f));
+				s.push(tab.charAt((t>>>6)&0x3f));
+				s.push(p);
+				break;
+			}
+			case 1:{
+				var t=ba[i++]<<16;
+				s.push(tab.charAt((t>>>18)&0x3f));
+				s.push(tab.charAt((t>>>12)&0x3f));
+				s.push(p);
+				s.push(p);
+				break;
+			}
+		}
+		return s.join("");	//	string
+	};
+
+	base64.decode=function(/* string */str){
+		//	summary
+		//	Convert a base64-encoded string to an array of bytes
+		var s=str.split(""), out=[];
+		var l=s.length;
+		while(s[--l]==p){ }	//	strip off trailing padding
+		for (var i=0; i<l;){
+			var t=tab.indexOf(s[i++])<<18;
+			if(i<=l){ t|=tab.indexOf(s[i++])<<12 };
+			if(i<=l){ t|=tab.indexOf(s[i++])<<6 };
+			if(i<=l){ t|=tab.indexOf(s[i++]) };
+			out.push((t>>>16)&0xff);
+			out.push((t>>>8)&0xff);
+			out.push(t&0xff);
+		}
+		//	strip off any null bytes
+		while(out[out.length-1]==0){ out.pop(); }
+		return out;	//	byte[]
+	};
+	
+	return base64;
+});