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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_GBP_GLOBAL_H__
+#define __VOM_GBP_GLOBAL_H__
+
+#include "vom/hw.hpp"
+#include "vom/inspect.hpp"
+#include "vom/object_base.hpp"
+#include "vom/om.hpp"
+#include "vom/singular_db.hpp"
+
+namespace VOM {
+/**
+ * A representation of GBP global configuration
+ */
+class gbp_global : public object_base
+{
+public:
+ /**
+ * The key for the global conifugration is the 'system' namse
+ */
+ typedef std::string key_t;
+
+ /**
+ * Construct a new object matching the desried state
+ */
+ gbp_global(const std::string& system_name, uint32_t remote_ep_retention);
+
+ /**
+ * Copy Constructor
+ */
+ gbp_global(const gbp_global& o);
+
+ /**
+ * Destructor
+ */
+ ~gbp_global();
+
+ /**
+ * Get this objects key
+ */
+ const key_t& key() const;
+
+ /**
+ * Comparison operator
+ */
+ bool operator==(const gbp_global& l) const;
+
+ /**
+ * Return the 'singular' of the GBP global that matches this object
+ */
+ std::shared_ptr<gbp_global> singular() const;
+
+ /**
+ * convert to string format for debug purposes
+ */
+ std::string to_string() const;
+
+ /**
+ * Dump all GBP globals into the stream provided
+ */
+ static void dump(std::ostream& os);
+
+ /**
+ * Find GBP global config from its key
+ */
+ static std::shared_ptr<gbp_global> find(const key_t& k);
+
+private:
+ /**
+ * Class definition for listeners to OM events
+ */
+ class event_handler : public OM::listener, public inspect::command_handler
+ {
+ public:
+ event_handler();
+ virtual ~event_handler() = default;
+
+ /**
+ * Handle a populate event
+ */
+ void handle_populate(const client_db::key_t& key);
+
+ /**
+ * Handle a replay event
+ */
+ void handle_replay();
+
+ /**
+ * Show the object in the Singular DB
+ */
+ void show(std::ostream& os);
+
+ /**
+ * Get the sortable Id of the listener
+ */
+ dependency_t order() const;
+ };
+
+ /**
+ * event_handler to register with OM
+ */
+ static event_handler m_evh;
+
+ /**
+ * Enquue commonds to the VPP command Q for the update
+ */
+ void update(const gbp_global& obj);
+
+ /**
+ * Find or add GBP global to the OM
+ */
+ static std::shared_ptr<gbp_global> find_or_add(const gbp_global& temp);
+
+ /*
+ * It's the OM class that calls singular()
+ */
+ friend class OM;
+
+ /**
+ * It's the singular_db class that calls replay()
+ */
+ friend class singular_db<key_t, gbp_global>;
+
+ /**
+ * Sweep/reap the object if still stale
+ */
+ void sweep(void);
+
+ /**
+ * replay the object to create it in hardware
+ */
+ void replay(void);
+
+ /**
+ * The system name
+ */
+ const std::string m_system_name;
+
+ /**
+ * TX timer configs
+ */
+ uint32_t m_remote_ep_retention;
+
+ /**
+ * HW globaluration for the binding. The bool representing the
+ * do/don't bind.
+ */
+ HW::item<bool> m_binding;
+
+ /**
+ * A map of all Gbp globals keyed against the system name.
+ * there needs to be some sort of key, that will do.
+ */
+ static singular_db<key_t, gbp_global> m_db;
+};
+};
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */
+
+#endif