From 78e5fc6ec8d6ef69c4cdfb0973aff79db829855b Mon Sep 17 00:00:00 2001
From: david <david@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Wed, 15 Jun 2011 21:02:21 +0000
Subject: [PATCH] Add a comment explaining why T1 appears in sendT1_7Probe,
 even though it is normally represented by the first (of six) probes sent by
 sendTSeqProbe.

---
 osscan2.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/osscan2.cc b/osscan2.cc
index f0b92c2bb..1eb79c9bc 100644
--- a/osscan2.cc
+++ b/osscan2.cc
@@ -1345,6 +1345,9 @@ void HostOsScan::sendT1_7Probe(HostOsScanStats *hss, int probeNo) {
 
   switch(probeNo) {
   case 0: /* T1 */
+    /* T1 is normally filled in by sendTSeqProbe so this case doesn't happen. In
+       case all six Seq probes failed, this one will be re-sent. It is the same
+       as the first probe sent by sendTSeqProbe. */
     if(hss->openTCPPort == -1) return;
     send_tcp_probe(hss, o.ttl, false, NULL, 0,
                    port_base, hss->openTCPPort,