Rename MeshPlugin, SinglePortPlugin and ProtobufPlugin

src/mesh/SinglePortModule.h

@@ -0,0 +1,39 @@
+#pragma once
+#include "MeshModule.h"
+#include "Router.h"
+
+/**
+ * Most modules are only interested in sending/receving one particular portnum.  This baseclass simplifies that common
+ * case.
+ */
+class SinglePortModule : public MeshModule
+{
+  protected:
+    PortNum ourPortNum;
+
+  public:
+    /** Constructor
+     * name is for debugging output
+     */
+    SinglePortModule(const char *_name, PortNum _ourPortNum) : MeshModule(_name), ourPortNum(_ourPortNum) {}
+
+  protected:
+    /**
+     * @return true if you want to receive the specified portnum
+     */
+    virtual bool wantPacket(const MeshPacket *p) override { return p->decoded.portnum == ourPortNum; }
+
+    /**
+     * Return a mesh packet which has been preinited as a data packet with a particular port number.
+     * You can then send this packet (after customizing any of the payload fields you might need) with
+     * service.sendToMesh()
+     */
+    MeshPacket *allocDataPacket()
+    {
+        // Update our local node info with our position (even if we don't decide to update anyone else)
+        MeshPacket *p = router->allocForSending();
+        p->decoded.portnum = ourPortNum;
+
+        return p;
+    }
+};