From ec6a9a7147c49a5635b753226f73ae161b70f2eb Mon Sep 17 00:00:00 2001
From: Nate Weibley <nate.weibley@prioria.com>
Date: Thu, 2 Jun 2016 17:39:02 -0400
Subject: [PATCH] Obligate LinkInterfaces to implement getLinkConfiguration.
 11ab9aa0311fc0efbb03d3e387480f390f903ea7 introduced a bug where TCP links
 would cause a crash loading the sensors page

---
 src/comm/LinkInterface.h | 6 +++---
 src/comm/LogReplayLink.h | 2 ++
 src/comm/TCPLink.h       | 1 +
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/comm/LinkInterface.h b/src/comm/LinkInterface.h
index a40d8ba..5a83bee 100644
--- a/src/comm/LinkInterface.h
+++ b/src/comm/LinkInterface.h
@@ -51,10 +51,10 @@ public:
     void setActive(bool active)             { _active = active; emit activeChanged(active); }
 
     /**
-     * @brief Get link configuration (if used)
-     * @return A pointer to the instance of LinkConfiguration if supported. NULL otherwise.
+     * @brief Get link configuration
+     * @return A pointer to the instance of LinkConfiguration
      **/
-    virtual LinkConfiguration* getLinkConfiguration() { return NULL; }
+    virtual LinkConfiguration* getLinkConfiguration() = 0;
 
     /* Connection management */
 
diff --git a/src/comm/LogReplayLink.h b/src/comm/LogReplayLink.h
index 5ee7a81..923dfb6 100644
--- a/src/comm/LogReplayLink.h
+++ b/src/comm/LogReplayLink.h
@@ -57,6 +57,8 @@ class LogReplayLink : public LinkInterface
     friend class LinkManager;
 
 public:
+    virtual LinkConfiguration* getLinkConfiguration() { return _config; }
+
     /// @return true: log is currently playing, false: log playback is paused
     bool isPlaying(void) { return _readTickTimer.isActive(); }
 
diff --git a/src/comm/TCPLink.h b/src/comm/TCPLink.h
index 1f1b3d7..c67606f 100644
--- a/src/comm/TCPLink.h
+++ b/src/comm/TCPLink.h
@@ -121,6 +121,7 @@ class TCPLink : public LinkInterface
 
 public:
     QTcpSocket* getSocket(void) { return _socket; }
+    virtual LinkConfiguration* getLinkConfiguration() { return _config; }
 
     void signalBytesWritten(void);