Merge from Chromium at DEPS revision 267aeeb8d85c

This commit was generated by merge_to_master.py.

Change-Id: Id3aac9713b301fae64408cdaee0888724eeb7c0e

1 files changed, 120 insertions, 0 deletions

diff --git a/chrome/browser/signin/easy_unlock_service_signin_chromeos.h b/chrome/browser/signin/easy_unlock_service_signin_chromeos.h
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+++ b/chrome/browser/signin/easy_unlock_service_signin_chromeos.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_SIGNIN_EASY_UNLOCK_SERVICE_SIGNIN_CHROMEOS_H_
+#define CHROME_BROWSER_SIGNIN_EASY_UNLOCK_SERVICE_SIGNIN_CHROMEOS_H_
+
+#include <map>
+#include <string>
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
+#include "base/values.h"
+#include "chrome/browser/chromeos/login/easy_unlock/easy_unlock_types.h"
+#include "chrome/browser/signin/easy_unlock_service.h"
+#include "chrome/browser/signin/screenlock_bridge.h"
+#include "chromeos/login/login_state.h"
+
+// EasyUnlockService instance that should be used for signin profile.
+class EasyUnlockServiceSignin : public EasyUnlockService,
+                                public ScreenlockBridge::Observer,
+                                public chromeos::LoginState::Observer {
+ public:
+  explicit EasyUnlockServiceSignin(Profile* profile);
+  virtual ~EasyUnlockServiceSignin();
+
+ private:
+  // The load state of a user's cryptohome key data.
+  enum UserDataState {
+    // Initial state, the key data is empty and not being loaded.
+    USER_DATA_STATE_INITIAL,
+    // The key data is empty, but being loaded.
+    USER_DATA_STATE_LOADING,
+    // The key data has been loaded.
+    USER_DATA_STATE_LOADED
+  };
+
+  // Structure containing a user's key data loaded from cryptohome.
+  struct UserData {
+    UserData();
+    ~UserData();
+
+    // The loading state of the data.
+    UserDataState state;
+
+    // The data as returned from cryptohome.
+    chromeos::EasyUnlockDeviceKeyDataList devices;
+
+    // The list of remote device dictionaries understood by Easy unlock app.
+    // This will be returned by |GetRemoteDevices| method.
+    base::ListValue remote_devices_value;
+
+   private:
+    DISALLOW_COPY_AND_ASSIGN(UserData);
+  };
+
+  // EasyUnlockService implementation:
+  virtual EasyUnlockService::Type GetType() const OVERRIDE;
+  virtual std::string GetUserEmail() const OVERRIDE;
+  virtual void LaunchSetup() OVERRIDE;
+  virtual const base::DictionaryValue* GetPermitAccess() const OVERRIDE;
+  virtual void SetPermitAccess(const base::DictionaryValue& permit) OVERRIDE;
+  virtual void ClearPermitAccess() OVERRIDE;
+  virtual const base::ListValue* GetRemoteDevices() const OVERRIDE;
+  virtual void SetRemoteDevices(const base::ListValue& devices) OVERRIDE;
+  virtual void ClearRemoteDevices() OVERRIDE;
+  virtual void RunTurnOffFlow() OVERRIDE;
+  virtual void ResetTurnOffFlow() OVERRIDE;
+  virtual TurnOffFlowStatus GetTurnOffFlowStatus() const OVERRIDE;
+  virtual std::string GetChallenge() const OVERRIDE;
+  virtual std::string GetWrappedSecret() const OVERRIDE;
+  virtual void InitializeInternal() OVERRIDE;
+  virtual void ShutdownInternal() OVERRIDE;
+  virtual bool IsAllowedInternal() OVERRIDE;
+
+  // ScreenlockBridge::Observer implementation:
+  virtual void OnScreenDidLock() OVERRIDE;
+  virtual void OnScreenDidUnlock() OVERRIDE;
+  virtual void OnFocusedUserChanged(const std::string& user_id) OVERRIDE;
+
+  // chromeos::LoginState::Observer implementation:
+  virtual void LoggedInStateChanged() OVERRIDE;
+
+  // Loads the device data associated with the user's Easy unlock keys from
+  // crypthome.
+  void LoadCurrentUserDataIfNeeded();
+
+  // Callback invoked when the user's device data is loaded from cryptohome.
+  void OnUserDataLoaded(
+      const std::string& user_id,
+      bool success,
+      const chromeos::EasyUnlockDeviceKeyDataList& data);
+
+  // If the device data has been loaded for the current user, returns it.
+  // Otherwise, returns NULL.
+  const UserData* FindLoadedDataForCurrentUser() const;
+
+  // User id of the user currently associated with the service.
+  std::string user_id_;
+
+  // Maps user ids to their fetched cryptohome key data.
+  std::map<std::string, UserData*> user_data_;
+
+  // Whether failed attempts to load user data should be retried.
+  // This is to handle case where cryptohome daemon is not started in time the
+  // service attempts to load some data. Retries will be allowed only until the
+  // first data load finishes (even if it fails).
+  bool allow_cryptohome_backoff_;
+
+  // Whether the service has been successfully initialized, and has not been
+  // shut down.
+  bool service_active_;
+
+  base::WeakPtrFactory<EasyUnlockServiceSignin> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(EasyUnlockServiceSignin);
+};
+
+#endif  // CHROME_BROWSER_SIGNIN_EASY_UNLOCK_SERVICE_SIGNIN_CHROMEOS_H_