From 937ce9fbebaa8ae95e01bab7e5c4a81ddee5ccf3 Mon Sep 17 00:00:00 2001
From: gekigek99 <53654579+gekigek99@users.noreply.github.com>
Date: Thu, 9 Mar 2023 19:48:31 +0100
Subject: [PATCH] conn: prot: improved comments

---
 lib/conn/conn-prot.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/conn/conn-prot.go b/lib/conn/conn-prot.go
index cb542fd..73352bf 100644
--- a/lib/conn/conn-prot.go
+++ b/lib/conn/conn-prot.go
@@ -175,8 +175,10 @@ func getPing(clientConn net.Conn) *errco.MshLog {
 
 	switch {
 	case bytes.HasPrefix(pingData, []byte{9, 1, 0, 0, 0, 0, 0}):
+		// this is a normal ping
 		// packet is [9 1 0 0 0 0 0 89 73 114]
-		// this is normal ping
+		// using [9 1 0 0 0 0 0] as prefix is a conservative check
+		// in case other "normal" pings are discovered it's possible to use a shorter/different prefix check
 
 	case bytes.Equal(pingData, []byte{1, 0}):
 		// packet is [1 0]