simgear/io/HostLookup.hxx

   1 #ifndef SG_HOST_LOOKUP_HXX
   2 #define SG_HOST_LOOKUP_HXX
   3
   4 #include <simgear/io/raw_socket.hxx>
   5 #include <simgear/timing/timestamp.hxx>
   6
   7 #include <simgear/structure/SGReferenced.hxx>
   8
   9 namespace simgear
  10 {
  11
  12 class HostLookup : public SGReferenced
  13 {
  14 public:
  15     static HostLookup* lookup(const std::string& h);
  16
  17         bool resolved() const
  18         { return _resolved; }
  19
  20         bool failed() const
  21         { return _failed; }
  22
  23         const IPAddress& address() const
  24         { return _address; }
  25
  26         const std::string& host() const
  27         { return _host; }
  28 private:
  29     HostLookup(const std::string& h);
  30
  31         friend class Resolver;
  32
  33         void resolve(const IPAddress& addr);
  34         void fail();
  35
  36         std::string _host;
  37         bool _resolved;
  38         bool _failed;
  39         IPAddress _address;
  40         SGTimeStamp _age;
  41 };
  42
  43 } // of namespace simgear
  44
  45 #endif // of SG_HOST_LOOKUP_HXX