1 files changed, 66 insertions, 0 deletions
diff --git a/lib/dns/include/dns/private.h b/lib/dns/include/dns/private.h
new file mode 100644
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--- /dev/null
+++ b/lib/dns/include/dns/private.h
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+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+#include <stdbool.h>
+
+#include <isc/lang.h>
+#include <isc/types.h>
+
+#include <dns/db.h>
+#include <dns/types.h>
+
+#pragma once
+
+ISC_LANG_BEGINDECLS
+
+isc_result_t
+dns_private_chains(dns_db_t *db, dns_dbversion_t *ver,
+		   dns_rdatatype_t privatetype, bool *build_nsec,
+		   bool *build_nsec3);
+/*%<
+ * Examine the NSEC, NSEC3PARAM and privatetype RRsets at the apex of the
+ * database to determine which of NSEC or NSEC3 chains we are currently
+ * maintaining.  In normal operations only one of NSEC or NSEC3 is being
+ * maintained but when we are transitiong between NSEC and NSEC3 we need
+ * to update both sets of chains.  If 'privatetype' is zero then the
+ * privatetype RRset will not be examined.
+ *
+ * Requires:
+ * \li	'db' is valid.
+ * \li	'version' is valid or NULL.
+ * \li	'build_nsec' is a pointer to a bool or NULL.
+ * \li	'build_nsec3' is a pointer to a bool or NULL.
+ *
+ * Returns:
+ * \li 	ISC_R_SUCCESS, 'build_nsec' and 'build_nsec3' will be valid.
+ * \li	other on error
+ */
+
+isc_result_t
+dns_private_totext(dns_rdata_t *privaterdata, isc_buffer_t *buffer);
+/*%<
+ * Convert a private-type RR 'privaterdata' to human-readable form,
+ * and place the result in 'buffer'.  The text should indicate
+ * which action the private-type record specifies and whether the
+ * action has been completed.
+ *
+ * Requires:
+ * \li	'privaterdata' is a valid rdata containing at least five bytes
+ * \li	'buffer' is a valid buffer
+ *
+ * Returns:
+ * \li 	ISC_R_SUCCESS
+ * \li	other on error
+ */
+
+ISC_LANG_ENDDECLS