vendor/unbound/1.25.0

1 files changed, 12 insertions, 0 deletions

diff --git a/util/data/msgparse.c b/util/data/msgparse.c
index 6963d850171e..afbcbca5bc9d 100644
--- a/util/data/msgparse.c
+++ b/util/data/msgparse.c
@@ -1361,3 +1361,15 @@ msgparse_rrset_remove_rr(const char* str, sldns_buffer* pkt, struct rrset_parse*
 	 * the rr->next works fine to continue. */
 	return rrset->rr_count == 0;
 }
+
+#ifdef UNBOUND_DEBUG
+time_t debug_expired_reply_ttl_calc(time_t ttl, time_t ttl_add) {
+	/* Check that we are serving expired when this is called */
+	/* ttl (absolute) should be later than ttl_add */
+	/* It is also called during the grace period for type DNAME,
+	 * and then the 'SERVE_EXPIRED' boolean may not be on. */
+	log_assert(ttl_add <= ttl);
+	return (SERVE_EXPIRED_REPLY_TTL < (ttl) - (ttl_add) ?
+		SERVE_EXPIRED_REPLY_TTL : (ttl) - (ttl_add));
+}
+#endif