added clean-up to DnsCache: will remove very old entries after 60 days

[pingcheck] / src / dns / timetolive.h

diff --git a/src/dns/timetolive.h b/src/dns/timetolive.h
index e3cd579..088f79e 100644 (file)
--- a/src/dns/timetolive.h
+++ b/src/dns/timetolive.h
@@ -47,6 +47,8 @@ public:
 
     uint32_t get_updated_value() const;
 
+    bool was_set_before(const boost::posix_time::ptime &threshold) const;
+
 private:
     /// the numeric time-to-live
     uint32_t Ttl;