begin plugin-api tutorial

src/plugins/ReplyPlugin.h

@@ -0,0 +1,23 @@
+#pragma once
+#include "SinglePortPlugin.h"
+
+
+/**
+ * A simple example plugin that just replies with "Message received" to any message it receives.
+ */
+class ReplyPlugin : public SinglePortPlugin
+{
+  public:
+    /** Constructor
+     * name is for debugging output
+     */
+    ReplyPlugin() : SinglePortPlugin("reply", PortNum_REPLY_APP) {}
+
+  protected:
+
+    /** Called to handle a particular incoming message
+
+    @return true if you've guaranteed you've handled this message and no other handlers should be considered for it
+    */
+    virtual bool handleReceived(const MeshPacket &mp);
+};