1 files changed, 59 insertions, 0 deletions
diff --git a/presence/sensor_base.hpp b/presence/sensor_base.hpp
new file mode 100644
index 0000000..c206e70
--- /dev/null
+++ b/presence/sensor_base.hpp
@@ -0,0 +1,59 @@
+#pragma once
+
+
+namespace phosphor
+{
+namespace fan
+{
+namespace presence
+{
+
+// Forward declare FanEnclosure
+class FanEnclosure;
+/**
+ * @class Sensor
+ * @brief Base sensor implementation to be extended
+ * @details A type of presence detection sensor would extend this to override
+ * how presences is determined by the fan enclosure containing that type
+ */
+class Sensor
+{
+    public:
+        Sensor() = delete;
+        Sensor(const Sensor&) = delete;
+        Sensor(Sensor&&) = delete;
+        Sensor& operator=(const Sensor&) = delete;
+        Sensor& operator=(Sensor&&) = delete;
+        virtual ~Sensor() = default;
+
+        /**
+         * @brief Constructs Sensor Object
+         *
+         * @param[in] id - ID name of this sensor
+         * @param[in] fanEnc - Reference to the fan enclosure with this sensor
+         */
+        Sensor(const std::string& id,
+               FanEnclosure& fanEnc) :
+            id(id),
+            fanEnc(fanEnc)
+        {
+            //Nothing to do here
+        }
+
+        /**
+         * @brief Presence function that must be implemented within the derived
+         * type of sensor's implementation on how presence is determined
+         */
+        virtual bool isPresent() = 0;
+
+    protected:
+        /** @brief ID name of this sensor */
+        const std::string id;
+        /** @brief Reference to the fan enclosure containing this sensor */
+        FanEnclosure& fanEnc;
+
+};
+
+} // namespace presence
+} // namespace fan
+} // namespace phosphor