chrome.mdns API

chrome/browser/extensions/api/dial/dial_api.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_DIAL_DIAL_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_DIAL_DIAL_API_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/extensions/api/api_function.h"
 #include "chrome/browser/extensions/api/dial/dial_device_data.h"
 #include "chrome/browser/extensions/api/dial/dial_registry.h"
+#include "chrome/browser/extensions/api/dial/mdns_service.h"
 #include "chrome/browser/extensions/event_router.h"
 #include "components/browser_context_keyed_service/refcounted_browser_context_keyed_service.h"
 
 namespace extensions {
 
 class DialRegistry;
 
 // Dial API which is a ref-counted BrowserContextKeyedService that manages
 // the DIAL registry. It takes care of creating the registry on the IO thread
 // and is an observer of the registry. It makes sure devices events are sent out
 // to extension listeners on the right thread.
 class DialAPI : public RefcountedBrowserContextKeyedService,
                 public EventRouter::Observer,
                 public DialRegistry::Observer {
  public:
   explicit DialAPI(Profile* profile);
 
   // The DialRegistry for the API. This must always be used only from the IO
   // thread.
   DialRegistry* dial_registry();
+  MDNSService* mdns_service();
 
   // Called by the DialRegistry on the IO thread so that the DialAPI dispatches
   // the event to listeners on the UI thread.
   void SendEventOnUIThread(const DialRegistry::DeviceList& devices);
   void SendErrorOnUIThread(const DialRegistry::DialErrorCode type);
 
  private:
   virtual ~DialAPI();
 
   // RefcountedBrowserContextKeyedService:
@@ skipping 10 matching lines @@
 
   // Methods to notify the DialRegistry on the correct thread of new/removed
   // listeners.
   void NotifyListenerAddedOnIOThread();
   void NotifyListenerRemovedOnIOThread();
 
   Profile* profile_;
 
   // Created lazily on first access on the IO thread.
   scoped_ptr<DialRegistry> dial_registry_;
+  scoped_ptr<MDNSService> mdns_service_;
 
   DISALLOW_COPY_AND_ASSIGN(DialAPI);
 };
 
 namespace api {
 
 // DiscoverNow function. This function needs a round-trip from the IO thread
 // because it needs to grab a pointer to the DIAL API in order to get a
 // reference to the DialRegistry while on the IO thread. Then, the result
 // must be returned on the UI thread.
@@ skipping 16 matching lines @@
   DialAPI* dial_;
 
   // Result of the discoverNow call to the DIAL registry. This result is
   // retrieved on the IO thread but the function result is returned on the UI
   // thread.
   bool result_;
 
   DISALLOW_COPY_AND_ASSIGN(DialDiscoverNowFunction);
 };
 
+// DiscoverNow function. This function needs a round-trip from the IO thread
+// because it needs to grab a pointer to the DIAL API in order to get a
+// reference to the DialRegistry while on the IO thread. Then, the result
+// must be returned on the UI thread.

[mark a. foltz, 2013/08/19 18:25:26]

Leftover comments?

+class DialGetNetworkServicesFunction : public AsyncApiFunction {
+ public:
+  DialGetNetworkServicesFunction();
+
+ protected:
+  virtual ~DialGetNetworkServicesFunction() {}
+
+  // AsyncApiFunction:
+  virtual bool Prepare() OVERRIDE;
+  virtual void Work() OVERRIDE;
+  virtual bool Respond() OVERRIDE;
+
+ private:
+  DECLARE_EXTENSION_FUNCTION("dial.getNetworkServices", DIAL_GETNETWORKSERVICES)
+
+  // Pointer to the DIAL API for this profile. We get this on the UI thread.
+  DialAPI* dial_;
+
+  // Result of the discoverNow call to the DIAL registry. This result is
+  // retrieved on the IO thread but the function result is returned on the UI
+  // thread.
+  bool result_;
+
+  DISALLOW_COPY_AND_ASSIGN(DialGetNetworkServicesFunction);
+};
+
 }  // namespace api
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_DIAL_DIAL_API_H_