Implement event manager class

On handling of property change event, If callback is
of type event then event manager would be asked to create
the event dbus objects.

Change-Id: I7f1d365d7f44a1cca54516e9ef555bb132d6b063
Signed-off-by: Ratan Gupta <ratagupt@in.ibm.com>

1 files changed, 42 insertions, 0 deletions

diff --git a/src/event_manager.hpp b/src/event_manager.hpp
new file mode 100644
index 0000000..3d1f8d1
--- /dev/null
+++ b/src/event_manager.hpp
@@ -0,0 +1,42 @@
+#pragma once
+
+#include <sdbusplus/bus.hpp>
+
+namespace phosphor
+{
+namespace events
+{
+
+/** @class Manager
+ *  @brief OpenBMC Event manager implementation.
+ */
+class Manager
+{
+    public:
+        Manager() = default;
+        Manager(const Manager&) = delete;
+        Manager& operator=(const Manager&) = delete;
+        Manager(Manager&&) = default;
+        Manager& operator=(Manager&&) = default;
+        virtual ~Manager() = default;
+
+        /** @brief Create the D-Bus Event object.
+         *  @detail Add the objectPath,propertyName, propertyValue
+         *          as additional data of the event object.
+         *  @param[in] eventName - Name of the event.
+         *  @param[in] objectPath - Path of the D-Bus object.
+         *  @param[in] propertyName - Name of the property.
+         *  @param[in] propertyValue - Value of the property.
+         */
+        void create(
+            const std::string& eventName,
+            const std::string& objectPath,
+            const std::string& propertyName,
+            const std::string& propertyValue);
+
+};
+
+Manager& getManager();
+
+} // namespace events
+} // namespace phosphor