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+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __VOM_INSPECT_H__
+#define __VOM_INSPECT_H__
+
+#include <deque>
+#include <map>
+#include <ostream>
+#include <string>
+
+namespace VOM {
+/**
+ * A means to inspect the state VPP has built, in total, and per-client
+ */
+class inspect
+{
+public:
+ /**
+ * Constructor
+ */
+ inspect() = default;
+
+ /**
+ * Destructor to tidyup socket resources
+ */
+ ~inspect() = default;
+
+ /**
+ * handle input from the requester
+ *
+ * @param input command
+ * @param output output
+ */
+ void handle_input(const std::string& input, std::ostream& output);
+
+ /**
+ * inspect command handler Handler
+ */
+ class command_handler
+ {
+ public:
+ command_handler() = default;
+ virtual ~command_handler() = default;
+
+ /**
+ * Show each object
+ */
+ virtual void show(std::ostream& os) = 0;
+ };
+
+ /**
+ * Register a command handler for inspection
+ */
+ static void register_handler(const std::vector<std::string>& cmds,
+ const std::string& help,
+ command_handler* ch);
+
+private:
+ /**
+ * command handler list
+ */
+ static std::unique_ptr<std::map<std::string, command_handler*>>
+ m_cmd_handlers;
+ /**
+ * help handler list
+ */
+ static std::unique_ptr<
+ std::deque<std::pair<std::vector<std::string>, std::string>>>
+ m_help_handlers;
+};
+};
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */
+
+#endif