VOM reshuffle

split the VOM into two halves; a top/front-end and a bottom/backend.
Only the backend includes the auto-generated VAPI.
This serves two purposes:
1 - improves ompile times for VOM, since the VAPI is included
    only in the backend.
2 - does not expose VAPI to users of VOM

Change-Id: I17b93aeaef10c0eba8612016d9034aca5628d9f7
Signed-off-by: Neale Ranns <neale.ranns@cisco.com>
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>

1 files changed, 166 insertions, 0 deletions

diff --git a/src/vpp-api/vom/dhcp_config_cmds.hpp b/src/vpp-api/vom/dhcp_config_cmds.hpp
new file mode 100644
index 00000000000..863cf599b74
--- /dev/null
+++ b/src/vpp-api/vom/dhcp_config_cmds.hpp
@@ -0,0 +1,166 @@
+/*
+ * 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_DHCP_CONFIG_CMDS_H__
+#define __VOM_DHCP_CONFIG_CMDS_H__
+
+#include "vom/dhcp_config.hpp"
+#include "vom/event_cmd.hpp"
+
+#include <vapi/dhcp.api.vapi.hpp>
+#include <vapi/vpe.api.vapi.hpp>
+
+namespace VOM {
+namespace dhcp_config_cmds {
+
+/**
+  * A command class that binds the DHCP config to the interface
+  */
+class bind_cmd : public rpc_cmd<HW::item<bool>, rc_t, vapi::Dhcp_client_config>
+{
+public:
+  /**
+   * Constructor
+   */
+  bind_cmd(HW::item<bool>& item,
+           const handle_t& itf,
+           const std::string& hostname,
+           const l2_address_t& client_id);
+
+  /**
+   * 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 bind_cmd& i) const;
+
+private:
+  /**
+   * Reference to the HW::item of the interface to bind
+   */
+  const handle_t& m_itf;
+
+  /**
+   * The DHCP client's hostname
+   */
+  const std::string m_hostname;
+
+  /**
+   * The DHCP client's ID
+   */
+  const l2_address_t m_client_id;
+};
+
+/**
+ * A cmd class that Unbinds Dhcp Config from an interface
+ */
+class unbind_cmd
+  : public rpc_cmd<HW::item<bool>, rc_t, vapi::Dhcp_client_config>
+{
+public:
+  /**
+   * Constructor
+   */
+  unbind_cmd(HW::item<bool>& item,
+             const handle_t& itf,
+             const std::string& hostname);
+
+  /**
+   * 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 unbind_cmd& i) const;
+
+private:
+  /**
+   * Reference to the HW::item of the interface to unbind
+   */
+  const handle_t& m_itf;
+
+  /**
+   * The DHCP client's hostname
+   */
+  const std::string m_hostname;
+};
+
+/**
+ * A functor class represents our desire to recieve interface events
+ */
+class events_cmd : public event_cmd<vapi::Control_ping, vapi::Dhcp_compl_event>
+{
+public:
+  /**
+   * Constructor
+   */
+  events_cmd(dhcp_config::event_listener& el);
+
+  /**
+   * Issue the command to VPP/HW - subscribe to DHCP events
+   */
+  rc_t issue(connection& con);
+
+  /**
+   * Retire the command - unsubscribe
+   */
+  void retire(connection& con);
+  /**
+   * convert to string format for debug purposes
+   */
+  std::string to_string() const;
+
+  /**
+   * Comparison operator - only used for UT
+   */
+  bool operator==(const events_cmd& i) const;
+
+  /**
+   * called in the VAPI RX thread when data is available.
+   */
+  void notify();
+
+private:
+  void succeeded() {}
+  /**
+   * The listner of this command
+   */
+  dhcp_config::event_listener& m_listener;
+};
+};
+};
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */
+
+#endif