Bootstrapping device lister plus tests

chrome/browser/local_discovery/wifi/bootstrapping_device_lister.h

Index: chrome/browser/local_discovery/wifi/bootstrapping_device_lister.h
diff --git a/chrome/browser/local_discovery/wifi/bootstrapping_device_lister.h b/chrome/browser/local_discovery/wifi/bootstrapping_device_lister.h
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+// Copyright 2014 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_LOCAL_DISCOVERY_WIFI_BOOTSTRAPPING_DEVICE_LISTER_H_
+#define CHROME_BROWSER_LOCAL_DISCOVERY_WIFI_BOOTSTRAPPING_DEVICE_LISTER_H_
+
+#include <vector>
+
+#include "base/callback.h"
+#include "base/memory/weak_ptr.h"
+#include "chrome/browser/local_discovery/wifi/wifi_manager.h"
+
+namespace local_discovery {
+
+namespace wifi {
+
+struct BootstrappingDeviceDescription {
+  enum ConnectionStatus {
+    ONLINE,
+    OFFLINE,
+    CONNECTING,
+    NOT_CONFIGURED,
+    LOCAL_ONLY
+  };
+
+  BootstrappingDeviceDescription();
+  ~BootstrappingDeviceDescription();
+
+  std::string device_network_id;
+  std::string device_ssid;
+  std::string device_name;
+  std::string device_kind;
+  ConnectionStatus connection_status;
+};
+
+class BootstrappingDeviceLister : public NetworkListObserver {
+ public:
+  typedef base::Callback<
+      void(bool available, const BootstrappingDeviceDescription& description)>
+      UpdateCallback;
+
+  BootstrappingDeviceLister(WifiManager* wifi_manager,
+                            const UpdateCallback& update_callback);
+  virtual ~BootstrappingDeviceLister();
+
+  void Start();
+
+ private:
+  typedef std::vector<
+      std::pair<std::string /*ssid*/, std::string /*internal_name*/> >
+      ActiveDeviceList;
+
+  virtual void OnNetworkListChanged(
+      const std::vector<NetworkProperties>& ssids) OVERRIDE;
+
+  void UpdateChangedSSIDs(bool available,
+                          const ActiveDeviceList& changed,
+                          const ActiveDeviceList& original);
+
+  WifiManager* wifi_manager_;
+  UpdateCallback update_callback_;
+
+  bool started_;
+  ActiveDeviceList active_devices_;
+  base::WeakPtrFactory<BootstrappingDeviceLister> weak_factory_;
+};
+
+}  // namespace wifi
+
+}  // namespace local_discovery
+
+#endif  // CHROME_BROWSER_LOCAL_DISCOVERY_WIFI_BOOTSTRAPPING_DEVICE_LISTER_H_