Adding upstream version 3.2.1.upstream/3.2.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/daemon/ffimodule.h b/daemon/ffimodule.h
new file mode 100644
index 0000000..92298f5
--- /dev/null
+++ b/daemon/ffimodule.h
@@ -0,0 +1,33 @@
+/*  Copyright (C) 2015-2017 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+    This program 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.
+
+    This program 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 this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+/**
+ * Register Lua module as a FFI module.
+ * This fabricates a standard module interface,
+ * that trampolines to the Lua module methods.
+ *
+ * @note Lua module is loaded in it's own coroutine,
+ *       so it's possible to yield and resume at arbitrary
+ *       places except deinit()
+ * 
+ * @param  engine daemon engine
+ * @param  module prepared module
+ * @param  name   module name
+ * @return        0 or an error
+ */
+int ffimodule_register_lua(struct engine *engine, struct kr_module *module, const char *name);