From 1e2b9ced0146a87d367e8a4a816c255ad6610aed Mon Sep 17 00:00:00 2001
From: Simon Tatham <anakin@pobox.com>
Date: Thu, 1 Feb 2001 14:09:00 +0000
Subject: [PATCH] Ignore the zero byte at the start of the rlogin main protocol

[originally from svn r920]
---
 rlogin.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/rlogin.c b/rlogin.c
index 9ce73095..e20b9e68 100644
--- a/rlogin.c
+++ b/rlogin.c
@@ -49,8 +49,22 @@ static int rlogin_receive (Socket skt, int urgent, char *data, int len) {
          * on 0x10 and 0x20 respectively. I'm not convinced it's
          * worth it...
          */
+    } else {
+        /*
+         * Main rlogin protocol. This is really simple: the first
+         * byte is expected to be NULL and is ignored, and the rest
+         * is printed.
+         */
+        static int firstbyte = 1;
+        if (firstbyte) {
+            if (data[0] == '\0') {
+                data++;
+                len--;
+            }
+            firstbyte = 0;
+        }
+        c_write(data, len);
     }
-    c_write(data, len);
     return 1;
 }