tools: merge nfd-status into nfdc
nfd-status functionality is accessible through `nfdc legacy-nfd-status` subcommand,
and nfd-status is replaced with a shell script calling this subcommand.
refs #3749
Change-Id: Iab03f3bc9ddb4333a0b6ca5fb9c67f54e9960ab4
diff --git a/tools/nfdc/module.hpp b/tools/nfdc/module.hpp
new file mode 100644
index 0000000..f33afac
--- /dev/null
+++ b/tools/nfdc/module.hpp
@@ -0,0 +1,80 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2016, 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/>.
+ */
+
+#ifndef NFD_TOOLS_NFDC_MODULE_HPP
+#define NFD_TOOLS_NFDC_MODULE_HPP
+
+#include "core/common.hpp"
+#include <ndn-cxx/management/nfd-controller.hpp>
+
+namespace nfd {
+namespace tools {
+namespace nfdc {
+
+using ndn::nfd::Controller;
+using ndn::nfd::CommandOptions;
+
+/** \brief provides access to an NFD management module
+ * \note This type is an interface. It should not have member fields.
+ */
+class Module
+{
+public:
+ virtual
+ ~Module() = default;
+
+ /** \brief collect status from NFD
+ * \pre no other fetchStatus is in progress
+ * \param controller a controller through which StatusDataset can be requested
+ * \param onSuccess invoked when status has been collected into this instance
+ * \param onFailure passed to controller.fetch
+ * \param options passed to controller.fetch
+ */
+ virtual void
+ fetchStatus(Controller& controller,
+ const function<void()>& onSuccess,
+ const Controller::CommandFailCallback& onFailure,
+ const CommandOptions& options) = 0;
+
+ /** \brief format collected status as XML
+ * \pre fetchStatus has been successful
+ * \param os output stream
+ */
+ virtual void
+ formatStatusXml(std::ostream& os) const = 0;
+
+ /** \brief format collected status as text
+ * \pre fetchStatus has been successful
+ * \param os output stream
+ */
+ virtual void
+ formatStatusText(std::ostream& os) const = 0;
+};
+
+} // namespace nfdc
+} // namespace tools
+} // namespace nfd
+
+#endif // NFD_TOOLS_NFDC_MODULE_HPP