From f5bb3ab5411d361d3ef69c7eb24f9832d6c926d4 Mon Sep 17 00:00:00 2001
From: "David A. Mellis" <d.mellis@arduino.cc>
Date: Tue, 3 Aug 2010 00:42:23 +0000
Subject: [PATCH] Return sensible values from Client::connected() and
 Client::status() if we know it's not connected.

---
 libraries/Ethernet/Client.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libraries/Ethernet/Client.cpp b/libraries/Ethernet/Client.cpp
index a3ee452cf..ab2d0578a 100644
--- a/libraries/Ethernet/Client.cpp
+++ b/libraries/Ethernet/Client.cpp
@@ -109,12 +109,15 @@ void Client::stop() {
 }
 
 uint8_t Client::connected() {
+  if (!_connected) return 0;
+  
   uint8_t s = status();
   return !(s == SnSR::LISTEN || s == SnSR::CLOSED || s == SnSR::FIN_WAIT ||
     (s == SnSR::CLOSE_WAIT && !available()));
 }
 
 uint8_t Client::status() {
+  if (!_connected) return SnSR::CLOSED;
   return W5100.readSnSR(_sock);
 }