Cleaning up lpxclient and lpxserver in preparation for redirect implementation

luprex/cpp/core/invocation.hpp

@@ -8,11 +8,7 @@
 //
 // The actual contents of the datapack depends on the type of invocation:
 //
-// AccessKind::INVALID:
-//
-//   Nothing.
-//
-// AccessKind::LUA_CALL:
+// AccessKind::INVOKE_LUA_CALL:
 //
 //   A lua function call.  The class name, the function name, and then
 //   the function arguments.
@@ -25,14 +21,14 @@
 //
 //   Line number in ascii.
 //
-// AccessKind::INVOKE_TICK:
-//
-//   Nothing.
-//
 // AccessKind::INVOKE_LUA_SOURCE:
 //
 //   Packaged lua sourcecode.  See drvutil::package_lua_source.
 //
+// AccessKind::INVOKE_TICK:
+//
+//   Nothing.
+//
 //////////////////////////////////////////////////////////////////////////
 
 #pragma once
@@ -64,6 +60,14 @@ public:
     void serialize(StreamBuffer *sb) const;
     void deserialize(StreamBuffer *sb);
 
+    // Return true if the kind is a valid kind of invocation
+    // to go over the network.
+    static bool is_valid_network_kind(AccessKind k)
+    { return k == AccessKind::INVOKE_FLUSH_PRINTS ||
+             k == AccessKind::INVOKE_LUA_CALL ||
+             k == AccessKind::INVOKE_LUA_EXPR ||
+             k == AccessKind::INVOKE_LUA_SOURCE; }
+    
     eng::string debug_string() const;
 };