Consolidate data storage and notifications in the cloud policy subsystem

chrome/browser/policy/device_policy_identity_strategy.h

-// Copyright (c) 2011 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_POLICY_DEVICE_POLICY_IDENTITY_STRATEGY_H_
-#define CHROME_BROWSER_POLICY_DEVICE_POLICY_IDENTITY_STRATEGY_H_
-#pragma once
-
-#include <string>
-
-#include "base/compiler_specific.h"
-#include "chrome/browser/policy/cloud_policy_identity_strategy.h"
-
-class TokenService;
-
-namespace policy {
-
-// DM token provider that stores the token in CrOS signed settings.
-class DevicePolicyIdentityStrategy : public CloudPolicyIdentityStrategy {
- public:
-  DevicePolicyIdentityStrategy();
-  virtual ~DevicePolicyIdentityStrategy();
-
-  // Sets (GAIA) auth credentials of the owner of the device during device
-  // enrollment. This automatically triggers fetching a DMToken that can
-  // be used for future authentication with DMServer.
-  void SetAuthCredentials(const std::string& username,
-                          const std::string& auth_token);
-
-  // Sets the device's credentials when they have been read from disk after
-  // a reboot.
-  void SetDeviceManagementCredentials(const std::string& owner_email,
-                                      const std::string& device_id,
-                                      const std::string& device_token);
-
-  // Initiates a policy fetch after a successful device registration. This
-  // function should be called only after the device token has been fetched
-  // either through the DMServer or loaded from the cache.
-  void FetchPolicy();
-
-  // CloudPolicyIdentityStrategy implementation:
-  virtual std::string GetDeviceToken() OVERRIDE;
-  virtual std::string GetDeviceID() OVERRIDE;
-  virtual std::string GetMachineID() OVERRIDE;
-  virtual std::string GetMachineModel() OVERRIDE;
-  virtual em::DeviceRegisterRequest_Type GetPolicyRegisterType() OVERRIDE;
-  virtual std::string GetPolicyType() OVERRIDE;
-  virtual bool GetCredentials(std::string* username,
-                              std::string* auth_token) OVERRIDE;
-  virtual void OnDeviceTokenAvailable(const std::string& token) OVERRIDE;
-
- private:
-  // The e-mail and auth token of the device owner. Set by |SetCredentials()|.
-  std::string username_;
-  std::string auth_token_;
-
-  // The machine identifier and model.
-  std::string machine_id_;
-  std::string machine_model_;
-
-  // The device identifier to be sent with requests. (This is actually more like
-  // a session identifier since it is re-generated for each registration
-  // request.)
-  std::string device_id_;
-
-  // Current token. Empty if not available.
-  std::string device_token_;
-
-  DISALLOW_COPY_AND_ASSIGN(DevicePolicyIdentityStrategy);
-};
-
-}  // namespace policy
-
-#endif  // CHROME_BROWSER_POLICY_DEVICE_POLICY_IDENTITY_STRATEGY_H_