local_zone_data.cc 2.1 KB

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  1. // Copyright (C) 2010 Internet Systems Consortium, Inc. ("ISC")
  2. //
  3. // Permission to use, copy, modify, and/or distribute this software for any
  4. // purpose with or without fee is hereby granted, provided that the above
  5. // copyright notice and this permission notice appear in all copies.
  6. //
  7. // THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
  8. // REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
  9. // AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
  10. // INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
  11. // LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
  12. // OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  13. // PERFORMANCE OF THIS SOFTWARE.
  14. #include <dns/rrset.h>
  15. #include "local_zone_data.h"
  16. #include "cache_entry_key.h"
  17. #include "rrset_copy.h"
  18. #include "logger.h"
  19. using namespace std;
  20. using namespace isc::dns;
  21. namespace isc {
  22. namespace cache {
  23. typedef pair<std::string, RRsetPtr> RRsetMapPair;
  24. typedef map<std::string, RRsetPtr>::iterator RRsetMapIterator;
  25. isc::dns::RRsetPtr
  26. LocalZoneData::lookup(const isc::dns::Name& name,
  27. const isc::dns::RRType& type)
  28. {
  29. string key = genCacheEntryName(name, type);
  30. RRsetMapIterator iter = rrsets_map_.find(key);
  31. if (iter == rrsets_map_.end()) {
  32. LOG_DEBUG(logger, DBG_TRACE_DATA, CACHE_LOCALZONE_UNKNOWN).arg(key);
  33. return (RRsetPtr());
  34. } else {
  35. LOG_DEBUG(logger, DBG_TRACE_DATA, CACHE_LOCALZONE_FOUND).arg(key);
  36. return (iter->second);
  37. }
  38. }
  39. void
  40. LocalZoneData::update(const isc::dns::RRset& rrset) {
  41. //TODO Do we really need to recreate the rrset again?
  42. string key = genCacheEntryName(rrset.getName(), rrset.getType());
  43. LOG_DEBUG(logger, DBG_TRACE_DATA, CACHE_LOCALZONE_UPDATE).arg(key);
  44. RRset* rrset_copy = new RRset(rrset.getName(), rrset.getClass(),
  45. rrset.getType(), rrset.getTTL());
  46. rrsetCopy(rrset, *rrset_copy);
  47. RRsetPtr rrset_ptr(rrset_copy);
  48. rrsets_map_[key] = rrset_ptr;
  49. }
  50. } // namespace cache
  51. } // namespace isc