src/chrome/browser/local_discovery/service_discovery_client_mdns.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_LOCAL_DISCOVERY_SERVICE_DISCOVERY_CLIENT_MDNS_H_
   6 #define CHROME_BROWSER_LOCAL_DISCOVERY_SERVICE_DISCOVERY_CLIENT_MDNS_H_
   7
   8 #include <string>
   9
  10 #include "base/cancelable_callback.h"
  11 #include "chrome/browser/local_discovery/service_discovery_shared_client.h"
  12 #include "chrome/common/local_discovery/service_discovery_client.h"
  13 #include "net/base/network_change_notifier.h"
  14
  15 namespace local_discovery {
  16
  17 class ServiceDiscoveryHostClient;
  18
  19 class ServiceDiscoveryClientMdns
  20     : public ServiceDiscoverySharedClient,
  21       public net::NetworkChangeNotifier::NetworkChangeObserver {
  22  public:
  23   ServiceDiscoveryClientMdns();
  24
  25   // ServiceDiscoveryClient implementation.
  26   virtual scoped_ptr<ServiceWatcher> CreateServiceWatcher(
  27       const std::string& service_type,
  28       const ServiceWatcher::UpdatedCallback& callback) OVERRIDE;
  29   virtual scoped_ptr<ServiceResolver> CreateServiceResolver(
  30       const std::string& service_name,
  31       const ServiceResolver::ResolveCompleteCallback& callback) OVERRIDE;
  32   virtual scoped_ptr<LocalDomainResolver> CreateLocalDomainResolver(
  33       const std::string& domain,
  34       net::AddressFamily address_family,
  35       const LocalDomainResolver::IPAddressCallback& callback) OVERRIDE;
  36
  37   // net::NetworkChangeNotifier::NetworkChangeObserver implementation.
  38   virtual void OnNetworkChanged(
  39       net::NetworkChangeNotifier::ConnectionType type) OVERRIDE;
  40
  41  private:
  42   friend class base::RefCounted<ServiceDiscoveryClientMdns>;
  43
  44   virtual ~ServiceDiscoveryClientMdns();
  45   void ScheduleStartNewClient();
  46   void StartNewClient();
  47   void ReportSuccess();
  48
  49   scoped_refptr<ServiceDiscoveryHostClient> host_client_;
  50   int restart_attempts_;
  51   base::WeakPtrFactory<ServiceDiscoveryClientMdns> weak_ptr_factory_;
  52
  53   DISALLOW_COPY_AND_ASSIGN(ServiceDiscoveryClientMdns);
  54 };
  55
  56 }  // namespace local_discovery
  57
  58 #endif  // CHROME_BROWSER_LOCAL_DISCOVERY_SERVICE_DISCOVERY_CLIENT_MDNS_H_