Adding upstream version 1.2.1.

Signed-off-by: Daniel Baumann <daniel@debian.org>

include/dnsjit/core/receiver.lua

@@ -0,0 +1,28 @@
+-- Copyright (c) 2018-2021, OARC, Inc.
+-- All rights reserved.
+--
+-- This file is part of dnsjit.
+--
+-- dnsjit is free software: you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation, either version 3 of the License, or
+-- (at your option) any later version.
+--
+-- dnsjit is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with dnsjit.  If not, see <http://www.gnu.org/licenses/>.
+
+-- dnsjit.core.receiver
+-- Receiver interfaces
+--   require("dnsjit.core.receiver_h")
+--
+-- Receiver interfaces are used by input, filter and output modules to pass
+-- objects for processing.
+module(...,package.seeall)
+
+-- dnsjit.core.object (3)
+return