From 7026897c34d17a40f73efe599286138528806185 Mon Sep 17 00:00:00 2001
From: TrueKuehli <rctcoaster2000@hotmail.de>
Date: Sun, 30 Sep 2018 20:27:29 +0200
Subject: Added hash function to string prototype

---
 WebInterface/NodeJSServer/src/modules/hash.js | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 WebInterface/NodeJSServer/src/modules/hash.js

(limited to 'WebInterface/NodeJSServer')

diff --git a/WebInterface/NodeJSServer/src/modules/hash.js b/WebInterface/NodeJSServer/src/modules/hash.js
new file mode 100644
index 0000000..29be0af
--- /dev/null
+++ b/WebInterface/NodeJSServer/src/modules/hash.js
@@ -0,0 +1,9 @@
+String.prototype.getHash = async function() {
+  let data = new ArrayBuffer(this.length * 2);
+  let bufferView = new Uint16Array(data);
+  for (let i = 0; i < this.length; i++) {
+    bufferView[i] = this.charCodeAt(i);
+  }
+
+  return await crypto.subtle.digest('SHA-256', bufferView);
+}
-- 
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