From c9af7bb67bfefc3f37b4cdd4a066a29138f202b3 Mon Sep 17 00:00:00 2001
From: piernov <piernov@piernov.org>
Date: Thu, 13 Mar 2014 16:48:55 +0100
Subject: Importation du projet

---
 Processing-js/libs/inc/base64binary.js | 80 ++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 Processing-js/libs/inc/base64binary.js

(limited to 'Processing-js/libs/inc/base64binary.js')

diff --git a/Processing-js/libs/inc/base64binary.js b/Processing-js/libs/inc/base64binary.js
new file mode 100644
index 0000000..6e1e558
--- /dev/null
+++ b/Processing-js/libs/inc/base64binary.js
@@ -0,0 +1,80 @@
+/*
+Copyright (c) 2011, Daniel Guerrero
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
+    * Neither the name of the Daniel Guerrero nor the
+      names of its contributors may be used to endorse or promote products
+      derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL DANIEL GUERRERO BE LIABLE FOR ANY
+DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+ 
+var Base64Binary = {
+	_keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
+
+	/* will return a  Uint8Array type */
+	decodeArrayBuffer: function(input) {
+		var bytes = Math.ceil( (3*input.length) / 4.0);
+		var ab = new ArrayBuffer(bytes);
+		this.decode(input, ab);
+
+		return ab;
+	},
+
+	decode: function(input, arrayBuffer) {
+		//get last chars to see if are valid
+		var lkey1 = this._keyStr.indexOf(input.charAt(input.length-1));		 
+		var lkey2 = this._keyStr.indexOf(input.charAt(input.length-1));		 
+
+		var bytes = Math.ceil( (3*input.length) / 4.0);
+		if (lkey1 == 64) bytes--; //padding chars, so skip
+		if (lkey2 == 64) bytes--; //padding chars, so skip
+
+		var uarray;
+		var chr1, chr2, chr3;
+		var enc1, enc2, enc3, enc4;
+		var i = 0;
+		var j = 0;
+
+		if (arrayBuffer)
+			uarray = new Uint8Array(arrayBuffer);
+		else
+			uarray = new Uint8Array(bytes);
+
+		input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
+
+		for (i=0; i<bytes; i+=3) {	
+			//get the 3 octects in 4 ascii chars
+			enc1 = this._keyStr.indexOf(input.charAt(j++));
+			enc2 = this._keyStr.indexOf(input.charAt(j++));
+			enc3 = this._keyStr.indexOf(input.charAt(j++));
+			enc4 = this._keyStr.indexOf(input.charAt(j++));
+
+			chr1 = (enc1 << 2) | (enc2 >> 4);
+			chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
+			chr3 = ((enc3 & 3) << 6) | enc4;
+
+			uarray[i] = chr1;			
+			if (enc3 != 64) uarray[i+1] = chr2;
+			if (enc4 != 64) uarray[i+2] = chr3;
+		}
+
+		return uarray;	
+	}
+};
\ No newline at end of file
-- 
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