conn: prot: improved comments

gekware · Mar 9, 2023 · 937ce9f · 937ce9f
1 parent 22b0877
commit 937ce9f
Showing 1 changed file with 3 additions and 1 deletion.
diff --git 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]