VPP Object Model (VOM)
The VOM is a C++ library for use by clients/agents of VPP for programming
state. It uses the binary APIs to do so. Various other common client side
functions are also provided. Please see om.hpp for a more detailed description.
Change-Id: Ib756bfe99817093815a9e26ccf464aa5583fc523
Signed-off-by: Neale Ranns <neale.ranns@cisco.com>
Co-authored-by: Mohsin Kazmi <sykazmi@cisco.com>
diff --git a/src/vpp-api/vom/tap_interface.hpp b/src/vpp-api/vom/tap_interface.hpp
new file mode 100644
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+++ b/src/vpp-api/vom/tap_interface.hpp
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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_TAP_INTERFACE_H__
+#define __VOM_TAP_INTERFACE_H__
+
+#include "vom/interface.hpp"
+
+namespace VOM {
+/**
+ * A tap-interface. e.g. a tap interface
+ */
+class tap_interface : public interface
+{
+public:
+ tap_interface(const std::string& name,
+ admin_state_t state,
+ route::prefix_t prefix);
+
+ tap_interface(const std::string& name,
+ admin_state_t state,
+ route::prefix_t prefix,
+ const l2_address_t& l2_address);
+
+ ~tap_interface();
+ tap_interface(const tap_interface& o);
+
+ /**
+ * Return the matching 'singular instance' of the TAP interface
+ */
+ std::shared_ptr<tap_interface> singular() const;
+
+ /**
+ * A functor class that creates an interface
+ */
+ class create_cmd : public interface::create_cmd<vapi::Tap_connect>
+ {
+ public:
+ create_cmd(HW::item<handle_t>& item,
+ const std::string& name,
+ route::prefix_t& prefix,
+ const l2_address_t& l2_address);
+
+ /**
+ * Issue the command to VPP/HW
+ */
+ rc_t issue(connection& con);
+ /**
+ * convert to string format for debug purposes
+ */
+ std::string to_string() const;
+
+ private:
+ route::prefix_t& m_prefix;
+ const l2_address_t& m_l2_address;
+ };
+
+ /**
+ *
+ */
+ class delete_cmd : public interface::delete_cmd<vapi::Tap_delete>
+ {
+ public:
+ delete_cmd(HW::item<handle_t>& item);
+
+ /**
+ * Issue the command to VPP/HW
+ */
+ rc_t issue(connection& con);
+ /**
+ * convert to string format for debug purposes
+ */
+ std::string to_string() const;
+ };
+
+ /**
+ * A cmd class that Dumps all the Vpp Interfaces
+ */
+ class dump_cmd : public VOM::dump_cmd<vapi::Sw_interface_tap_dump>
+ {
+ public:
+ /**
+ * Default Constructor
+ */
+ dump_cmd();
+
+ /**
+ * Issue the command to VPP/HW
+ */
+ rc_t issue(connection& con);
+ /**
+ * convert to string format for debug purposes
+ */
+ std::string to_string() const;
+
+ /**
+ * Comparison operator - only used for UT
+ */
+ bool operator==(const dump_cmd& i) const;
+ };
+
+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;
+ };
+ static event_handler m_evh;
+
+ /**
+ * Construct with a handle
+ */
+ tap_interface(const handle_t& hdl,
+ const std::string& name,
+ admin_state_t state,
+ route::prefix_t prefix);
+
+ /**
+ * Ip Prefix
+ */
+ route::prefix_t m_prefix;
+
+ l2_address_t m_l2_address;
+
+ /**
+ * interface is a friend so it can construct with handles
+ */
+ friend class interface;
+
+ /**
+ * Return the matching 'instance' of the sub-interface
+ * over-ride from the base class
+ */
+ std::shared_ptr<interface> singular_i() const;
+
+ /**
+ * Virtual functions to construct an interface create commands.
+ */
+ virtual std::queue<cmd*>& mk_create_cmd(std::queue<cmd*>& cmds);
+
+ /**
+ * Virtual functions to construct an interface delete commands.
+ */
+ virtual std::queue<cmd*>& mk_delete_cmd(std::queue<cmd*>& cmds);
+
+ /*
+ * It's the OM class that call singular()
+ */
+ friend class OM;
+};
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */
+
+#endif