Add framework to set properties on a zone

Properties hosted by a zone object need the ability to be set upon zone
initialization. This adds support to allow the zone configuration yaml
to contain what properties to set and with what values on a zone. The
parser updates to generate what uses this framework is in a followup
commit.

Change-Id: I9fd93746cc097f05869400451daff03cf3ef89b7
Signed-off-by: Matthew Barth <msbarth@us.ibm.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/control/handlers.hpp b/control/handlers.hpp
index 6661e1a..215662a 100644
--- a/control/handlers.hpp
+++ b/control/handlers.hpp
@@ -10,6 +10,26 @@ namespace handler
 {
 
 /**
+ * @brief A handler function to set/update a property on a zone
+ * @details Sets or updates a zone property to the given value using the
+ * provided zone dbus object's set property function
+ *
+ * @param[in] value - Value to set property to
+ * @param[in] func - Zone set property function pointer
+ *
+ * @return Lambda function
+ *     A lambda function to set/update the zone property
+ */
+template <typename T>
+auto setZoneProperty(T (Zone::*func)(T), T&& value)
+{
+    return [func, value = std::forward<T>(value)](auto& zone)
+    {
+        (zone.*func)(value);
+    };
+}
+
+/**
  * @brief A handler function to set/update a property
  * @details Sets or updates a property's value determined by a combination of
  * an object's path and property names