From 67fdec20726e48ba3a934cb25bb30d47ec4a4f29 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Yaroslav=20De=20La=20Pe=C3=B1a=20Smirnov?=
 <yaros.rus_89@live.com.mx>
Date: Wed, 29 Nov 2017 11:44:34 +0300
Subject: Initial commit, version 0.5.3

---
 .../base64-arraybuffer/lib/base64-arraybuffer.js   | 67 ++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 node_modules/base64-arraybuffer/lib/base64-arraybuffer.js

(limited to 'node_modules/base64-arraybuffer/lib/base64-arraybuffer.js')

diff --git a/node_modules/base64-arraybuffer/lib/base64-arraybuffer.js b/node_modules/base64-arraybuffer/lib/base64-arraybuffer.js
new file mode 100644
index 0000000..e6b6306
--- /dev/null
+++ b/node_modules/base64-arraybuffer/lib/base64-arraybuffer.js
@@ -0,0 +1,67 @@
+/*
+ * base64-arraybuffer
+ * https://github.com/niklasvh/base64-arraybuffer
+ *
+ * Copyright (c) 2012 Niklas von Hertzen
+ * Licensed under the MIT license.
+ */
+(function(){
+  "use strict";
+
+  var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+  // Use a lookup table to find the index.
+  var lookup = new Uint8Array(256);
+  for (var i = 0; i < chars.length; i++) {
+    lookup[chars.charCodeAt(i)] = i;
+  }
+
+  exports.encode = function(arraybuffer) {
+    var bytes = new Uint8Array(arraybuffer),
+    i, len = bytes.length, base64 = "";
+
+    for (i = 0; i < len; i+=3) {
+      base64 += chars[bytes[i] >> 2];
+      base64 += chars[((bytes[i] & 3) << 4) | (bytes[i + 1] >> 4)];
+      base64 += chars[((bytes[i + 1] & 15) << 2) | (bytes[i + 2] >> 6)];
+      base64 += chars[bytes[i + 2] & 63];
+    }
+
+    if ((len % 3) === 2) {
+      base64 = base64.substring(0, base64.length - 1) + "=";
+    } else if (len % 3 === 1) {
+      base64 = base64.substring(0, base64.length - 2) + "==";
+    }
+
+    return base64;
+  };
+
+  exports.decode =  function(base64) {
+    var bufferLength = base64.length * 0.75,
+    len = base64.length, i, p = 0,
+    encoded1, encoded2, encoded3, encoded4;
+
+    if (base64[base64.length - 1] === "=") {
+      bufferLength--;
+      if (base64[base64.length - 2] === "=") {
+        bufferLength--;
+      }
+    }
+
+    var arraybuffer = new ArrayBuffer(bufferLength),
+    bytes = new Uint8Array(arraybuffer);
+
+    for (i = 0; i < len; i+=4) {
+      encoded1 = lookup[base64.charCodeAt(i)];
+      encoded2 = lookup[base64.charCodeAt(i+1)];
+      encoded3 = lookup[base64.charCodeAt(i+2)];
+      encoded4 = lookup[base64.charCodeAt(i+3)];
+
+      bytes[p++] = (encoded1 << 2) | (encoded2 >> 4);
+      bytes[p++] = ((encoded2 & 15) << 4) | (encoded3 >> 2);
+      bytes[p++] = ((encoded3 & 3) << 6) | (encoded4 & 63);
+    }
+
+    return arraybuffer;
+  };
+})();
-- 
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