1 files changed, 31 insertions, 0 deletions
diff --git a/src/knot/zone/zone-diff.h b/src/knot/zone/zone-diff.h
new file mode 100644
index 0000000..f31e214
--- /dev/null
+++ b/src/knot/zone/zone-diff.h
@@ -0,0 +1,31 @@
+/*  Copyright (C) 2023 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
+
+#include "knot/zone/contents.h"
+#include "knot/updates/changesets.h"
+
+/*!
+ * \brief Create diff between two zone trees.
+ * */
+int zone_contents_diff(const zone_contents_t *zone1, const zone_contents_t *zone2,
+                       changeset_t *changeset, bool ignore_dnssec, bool ignore_zonemd);
+
+/*!
+ * \brief Add diff between two zone trees into the changeset.
+ */
+int zone_tree_add_diff(zone_tree_t *t1, zone_tree_t *t2, changeset_t *changeset);