From b1bf1c73b90d91fa18ed3ce5b17320173185f64c Mon Sep 17 00:00:00 2001
From: DenioD <41270280+DenioD@users.noreply.github.com>
Date: Sun, 19 Jan 2020 11:53:42 +0100
Subject: [PATCH] Fix message type metadata leakage in websocket

---
 src/websockets.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/websockets.cpp b/src/websockets.cpp
index 920b98c..afbbca6 100644
--- a/src/websockets.cpp
+++ b/src/websockets.cpp
@@ -432,9 +432,12 @@ void AppDataServer::saveNonceHex(NonceType nt, QString noncehex) {
 
 // Encrypt an outgoing message with the stored secret key.
 QString AppDataServer::encryptOutgoing(QString msg) {
-    if (msg.length() % 256 > 0) {
-        msg = msg + QString(" ").repeated(256 - (msg.length() % 256));
+      int padding = 16*1024;
+    qDebug() << "Encrypt msg(pad="<<padding<<")  prepad len=" << msg.length();
+    if (msg.length() % padding > 0) {
+        msg = msg + QString(" ").repeated(padding - (msg.length() % padding));
     }
+    qDebug() << "Encrypt msg postpad len=" << msg.length();
 
     QString localNonceHex = getNonceHex(NonceType::LOCAL);