diff --git a/knot-resolver.files b/knot-resolver.files
index 1b8b7faad61084624419498fbff6b54da59cbd88..df843b883268c73a3995851603b71b72f4c8cce3 100644
--- a/knot-resolver.files
+++ b/knot-resolver.files
@@ -9,3 +9,4 @@ lib/resolve.c
 lib/resolve.h
 tests/context.c
 tests/resolve.c
+lib/layer.h
diff --git a/lib/Makefile.am b/lib/Makefile.am
index c64e8bbb6abd80ae37644f6a2c8335f165bc4080..817be935671a9865717940c65b14f0ceb26de2f2 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -5,9 +5,10 @@ lib_LTLIBRARIES = libknotresolve.la
 libknotresolve_la_SOURCES =		\
 	layer/iterate.h	\
 	layer/iterate.c	\
-	layer/static.h		\
-	layer/static.c		\
-	context.h \
-	context.c \
-	resolve.h \
-	resolve.c 
+	layer/static.h	\
+	layer/static.c	\
+	layer.h			\
+	context.h 		\
+	context.c 		\
+	resolve.h 		\
+	resolve.c
diff --git a/lib/layer.h b/lib/layer.h
new file mode 100644
index 0000000000000000000000000000000000000000..2b7017914ad86cb10e83ff5dc5ec98dee1d10e93
--- /dev/null
+++ b/lib/layer.h
@@ -0,0 +1,27 @@
+/* Copyright 2014 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+#pragma once
+
+#include <libknot/processing/process.h>
+#include "lib/context.h"
+
+/*!
+ * \brief Processing module parameters.
+ */
+struct layer_param {
+	struct kr_context *ctx;
+	struct kr_result *result;
+};
\ No newline at end of file