rib: Perform FIB updates before modifying RIB

refs: #1941

Change-Id: I1457f71ddd1c120daae48308d5cc02a7c0ecf93d
diff --git a/rib/route.cpp b/rib/route.cpp
new file mode 100644
index 0000000..7ee9353
--- /dev/null
+++ b/rib/route.cpp
@@ -0,0 +1,61 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2015,  Regents of the University of California,
+ *                           Arizona Board of Regents,
+ *                           Colorado State University,
+ *                           University Pierre & Marie Curie, Sorbonne University,
+ *                           Washington University in St. Louis,
+ *                           Beijing Institute of Technology,
+ *                           The University of Memphis.
+ *
+ * This file is part of NFD (Named Data Networking Forwarding Daemon).
+ * See AUTHORS.md for complete list of NFD authors and contributors.
+ *
+ * NFD is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * NFD, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "route.hpp"
+
+namespace nfd {
+namespace rib {
+
+bool
+Route::operator==(const Route& other) const
+{
+  return (this->faceId == other.faceId &&
+          this->origin == other.origin &&
+          this->flags == other.flags &&
+          this->cost == other.cost &&
+          this->expires == other.expires);
+}
+
+std::ostream&
+operator<<(std::ostream& os, const Route& route)
+{
+  os << "Route("
+     << "faceid: " << route.faceId
+     << ", origin: " << route.origin
+     << ", cost: " << route.cost
+     << ", flags: " << route.flags;
+  if (route.expires != time::steady_clock::TimePoint::max()) {
+    os << ", expires in: " << (route.expires - time::steady_clock::now());
+  }
+  else {
+    os << ", never expires";
+  }
+  os << ")";
+
+  return os;
+}
+
+} // namespace rib
+} // namespace nfd