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       1                 :            : // Copyright (C) 2011  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                 :            : 
      15                 :            : #ifndef _ISC_RESOLVER_CALLBACK_H
      16                 :            : #define _ISC_RESOLVER_CALLBACK_H 1
      17                 :            : 
      18                 :            : #include <asiodns/dns_server.h>
      19                 :            : #include <dns/message.h>
      20                 :            : 
      21                 :            : #include <resolve/resolver_interface.h>
      22                 :            : 
      23                 :            : namespace isc {
      24                 :            : namespace resolve {
      25                 :            : 
      26                 :            : /// \short Standard Callback for sendQuery for DNSServer instances
      27                 :            : ///
      28                 :            : /// This is a standard ResolverInterface::Callback implementation
      29                 :            : /// that is used by Resolver; when RunningQuery finishes and has either
      30                 :            : /// some data or an error, DNSServer::resume() will be called.
      31                 :            : ///
      32                 :            : /// This class will ignore the response MessagePtr in the callback,
      33                 :            : /// as the server itself should also have a reference.
      34                 :            : class ResolverCallbackServer : public ResolverInterface::Callback {
      35                 :            : public:
      36                 :            :     ResolverCallbackServer(asiodns::DNSServer* server) :
      37         [ +  - ]:          4 :         server_(server->clone()) {}
           [ +  -  +  - ]
      38 [ +  - ][ +  - ]:          4 :     ~ResolverCallbackServer() { delete server_; };
         [ #  # ][ #  # ]
      39                 :            :     
      40                 :            :     void success(const isc::dns::MessagePtr response);
      41                 :            :     void failure();
      42                 :            : 
      43                 :            : private:
      44                 :            :     asiodns::DNSServer* server_;
      45                 :            : };
      46                 :            : 
      47                 :            : } //namespace resolve
      48                 :            : } //namespace isc
      49                 :            : 
      50                 :            : #endif // ISC_RESOLVER_CALLBACK_H_