From d2c2cb476b4df2d0c689adc4347b3ed0d72532d4 Mon Sep 17 00:00:00 2001
From: 0xboobface <0xboobface@gmail.com>
Date: Fri, 3 Jul 2020 18:56:59 +0200
Subject: [PATCH] Fix MyFreeCams websocket message parsing

---
 .../main/java/ctbrec/sites/mfc/MyFreeCamsClient.java   | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/common/src/main/java/ctbrec/sites/mfc/MyFreeCamsClient.java b/common/src/main/java/ctbrec/sites/mfc/MyFreeCamsClient.java
index b78816fa..ade01494 100644
--- a/common/src/main/java/ctbrec/sites/mfc/MyFreeCamsClient.java
+++ b/common/src/main/java/ctbrec/sites/mfc/MyFreeCamsClient.java
@@ -455,17 +455,19 @@ public class MyFreeCamsClient {
             }
 
             private Message parseMessage(StringBuilder msgBuffer) throws UnsupportedEncodingException {
-                if (msgBuffer.length() < 4) {
+                int packetLengthBytes = 6;
+                if (msgBuffer.length() < packetLengthBytes) {
                     // packet size not transmitted completely
                     return null;
                 } else {
                     try {
-                        int packetLength = Integer.parseInt(msgBuffer.substring(0, 4));
-                        if (packetLength > msgBuffer.length() - 4) {
+                        int packetLength = Integer.parseInt(msgBuffer.substring(0, packetLengthBytes));
+                        if (packetLength > msgBuffer.length() - packetLengthBytes) {
                             // packet not complete
                             return null;
                         } else {
-                            msgBuffer.delete(0, 4);
+                            LOG.trace("<-- {}", msgBuffer);
+                            msgBuffer.delete(0, packetLengthBytes);
                             StringBuilder rawMessage = new StringBuilder(msgBuffer.substring(0, packetLength));
                             int type = parseNextInt(rawMessage);
                             int sender = parseNextInt(rawMessage);