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>

1 files changed, 175 insertions, 0 deletions

diff --git a/src/vpp-api/vom/sub_interface.hpp b/src/vpp-api/vom/sub_interface.hpp
new file mode 100644
index 00000000000..d780c8a070b
--- /dev/null
+++ b/src/vpp-api/vom/sub_interface.hpp
@@ -0,0 +1,175 @@
+/*
+ * 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_SUB_INTERFACE_H__
+#define __VOM_SUB_INTERFACE_H__
+
+#include "vom/interface.hpp"
+
+namespace VOM {
+/**
+ * A Sub-interface. e.g. a VLAN sub-interface on an Ethernet interface
+ */
+class sub_interface : public interface
+{
+  /*
+   * Typedef for VLAN ID
+   */
+  typedef uint16_t vlan_id_t;
+
+public:
+  /**
+   * Construct a new object matching the desried state
+   */
+  sub_interface(const interface& parent, admin_state_t state, vlan_id_t vlan);
+  /**
+   * Destructor
+   */
+  ~sub_interface();
+  /**
+   * Copy Constructor
+   */
+  sub_interface(const sub_interface& o);
+
+  /**
+   * Return the matching 'singular instance' of the sub-interface
+   */
+  std::shared_ptr<sub_interface> singular() const;
+
+  /**
+   * A functor class that creates an interface
+   */
+  class create_cmd : public interface::create_cmd<vapi::Create_vlan_subif>
+  {
+  public:
+    /**
+     * Cstrunctor taking the reference to the parent
+     * and the sub-interface's VLAN
+     */
+    create_cmd(HW::item<handle_t>& item,
+               const std::string& name,
+               const handle_t& parent,
+               uint16_t vlan);
+
+    /**
+     * 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 create_cmd& i) const;
+
+  private:
+    /**
+     * Refernece to the parents handle
+     */
+    const handle_t& m_parent;
+
+    /**
+     * The VLAN of the sub-interface
+     */
+    uint16_t m_vlan;
+  };
+
+  /**
+   * A cmd class that Delete an interface
+   */
+  class delete_cmd : public interface::delete_cmd<vapi::Delete_subif>
+  {
+  public:
+    /**
+     * Constructor
+     */
+    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;
+
+    /**
+     * Comparison operator - only used for UT
+     */
+    bool operator==(const delete_cmd& i) const;
+  };
+
+private:
+  /**
+   * Construct with handle
+   */
+  sub_interface(const handle_t& handle,
+                const interface& parent,
+                admin_state_t state,
+                vlan_id_t vlan);
+  /**
+   * The interface class can construct interfaces 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);
+
+  /**
+   * From the name of the parent and the vlan,
+   * construct the sub-interface's name
+   */
+  static std::string mk_name(const interface& parent, vlan_id_t vlan);
+
+  /**
+   * Refernece conter lock on the parent
+   */
+  const std::shared_ptr<interface> m_parent;
+
+  /**
+   * VLAN ID
+   */
+  vlan_id_t m_vlan;
+};
+};
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */
+
+#endif