1 files changed, 52 insertions, 0 deletions
diff --git a/src/knot/catalog/interpret.h b/src/knot/catalog/interpret.h
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+++ b/src/knot/catalog/interpret.h
@@ -0,0 +1,52 @@
+/*  Copyright (C) 2022 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/catalog/catalog_update.h"
+
+struct zone_contents;
+struct zone_diff;
+
+/*!
+ * \brief Validate if given zone is valid catalog.
+ *
+ * \param zone   Catalog zone in question.
+ *
+ * \retval KNOT_EZONEINVAL   Invalid version record.
+ * \retval KNOT_EISRECORD    Some of single-record RRSets has multiple RRs.
+ * \return KNOT_EOK          All OK.
+ */
+int catalog_zone_verify(const struct zone_contents *zone);
+
+/*!
+ * \brief Iterate over PTR records in given zone contents and add members to catalog update.
+ *
+ * \param u                  Catalog update to be updated.
+ * \param zone               Zone contents to be searched for member PTR records.
+ * \param zone_diff          Zone diff to interpret for removals and additions.
+ * \param complete_contents  Complete zone contents (zone might be from a changeset).
+ * \param remove             Add removals of found member zones.
+ * \param check              Optional: existing catalog database to be checked for existence
+ *                           of such record (useful for removals).
+ * \param upd_count          Output: number of resulting updates to catalog database.
+ *
+ * \return KNOT_E*
+ */
+int catalog_update_from_zone(catalog_update_t *u, struct zone_contents *zone,
+                             const struct zone_diff *zone_diff,
+                             const struct zone_contents *complete_contents,
+                             bool remove, catalog_t *check, ssize_t *upd_count);