From 1ec53d689307da4b49d09ba264d73816d036bf94 Mon Sep 17 00:00:00 2001
From: onefang
Date: Mon, 8 Jul 2019 13:35:18 +1000
Subject: Attempt to render "[LLUDPSERVER]: Malformed data, cannot parse" into
 something human readable as an aid to diagnosis.

Beats hand translating the big block of hex codes it was spewing.
---
 OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
index b575ed9..69239b1 100644
--- a/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
@@ -32,6 +32,8 @@ using System.IO;
 using System.Net;
 using System.Net.Sockets;
 using System.Reflection;
+using System.Text;
+using System.Text.RegularExpressions;
 using System.Threading;
 using log4net;
 using Nini.Config;
@@ -1311,8 +1313,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             {
                 if (IncomingMalformedPacketCount < 100)
                 {
-                    m_log.WarnFormat("[LLUDPSERVER]: Malformed data, cannot parse {0} byte packet from {1}, data {2}:",
-                        buffer.DataLength, buffer.RemoteEndPoint, Utils.BytesToHexString(buffer.Data, buffer.DataLength, null));
+                    m_log.WarnFormat("[LLUDPSERVER]: Malformed data, cannot parse {0} byte packet from {1}, data as hex {2}:  {3}",
+                        buffer.DataLength, buffer.RemoteEndPoint, Utils.BytesToHexString(buffer.Data, buffer.DataLength, null),
+                        Regex.Replace(Encoding.UTF8.GetString(buffer.Data, 0, buffer.DataLength), @"\p{Cc}", a=>string.Format("[{0:X2}]", (byte)a.Value[0])));
                 }
 
                 RecordMalformedInboundPacket(endPoint);
-- 
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