tools: nfdc command line parser

refs #3749

Change-Id: Ief301152212a6d501f0396b2c9834e860ddaf6c5
diff --git a/tools/nfdc/available-commands.cpp b/tools/nfdc/available-commands.cpp
new file mode 100644
index 0000000..3b6a393
--- /dev/null
+++ b/tools/nfdc/available-commands.cpp
@@ -0,0 +1,99 @@
+/* -*- 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/>.
+ */
+
+#include "available-commands.hpp"
+#include "status-report.hpp"
+#include "status-main.hpp"
+#include "legacy-nfdc.hpp"
+
+namespace nfd {
+namespace tools {
+namespace nfdc {
+
+static void
+statusReport(const CommandArguments& ca)
+{
+  int res = 1;
+  ReportFormat fmt = ca.get<ReportFormat>("format", ReportFormat::TEXT);
+  switch (fmt) {
+    case ReportFormat::XML:
+      res = statusMain(std::vector<std::string>{"-x"});
+      break;
+    case ReportFormat::TEXT:
+      res = statusMain(std::vector<std::string>{});
+      break;
+  }
+  exit(res);
+}
+
+static void
+legacyNfdStatus(const CommandArguments& ca)
+{
+  std::vector<std::string> args = ca.get<std::vector<std::string>>("args");
+  int res = statusMain(args);
+  exit(res);
+}
+
+static void
+legacyNfdc(const std::string& subcommand, const CommandArguments& ca)
+{
+  std::vector<std::string> args = ca.get<std::vector<std::string>>("args");
+  int res = legacyNfdcMain(subcommand, args);
+  exit(res);
+}
+
+void
+registerCommands(CommandParser& parser)
+{
+  CommandDefinition defStatusReport("status", "report");
+  defStatusReport
+    .addArg("format", ArgValueType::REPORT_FORMAT, Required::NO, Positional::YES);
+  parser.addCommand(defStatusReport, &statusReport);
+
+  CommandDefinition defLegacyNfdStatus("legacy-nfd-status", "");
+  defLegacyNfdStatus
+    .addArg("args", ArgValueType::ANY, Required::NO, Positional::YES);
+  parser.addCommand(defLegacyNfdStatus, &legacyNfdStatus);
+
+  const std::vector<std::string> legacyNfdcSubcommands{
+    "register",
+    "unregister",
+    "create",
+    "destroy",
+    "set-strategy",
+    "unset-strategy",
+    "add-nexthop",
+    "remove-nexthop"
+  };
+  for (const std::string& subcommand : legacyNfdcSubcommands) {
+    CommandDefinition def(subcommand, "");
+    def.addArg("args", ArgValueType::ANY, Required::NO, Positional::YES);
+    parser.addCommand(def, bind(&legacyNfdc, subcommand, _1));
+  }
+}
+
+} // namespace nfdc
+} // namespace tools
+} // namespace nfd