Upstream version 11.39.250.0
[platform/framework/web/crosswalk.git] / src / chrome / browser / chromeos / login / easy_unlock / easy_unlock_remove_keys_operation.h
1 // Copyright 2014 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_CHROMEOS_LOGIN_EASY_UNLOCK_EASY_UNLOCK_REMOVE_KEYS_OPERATION_H_
6 #define CHROME_BROWSER_CHROMEOS_LOGIN_EASY_UNLOCK_EASY_UNLOCK_REMOVE_KEYS_OPERATION_H_
7
8 #include "base/callback.h"
9 #include "base/macros.h"
10 #include "base/memory/weak_ptr.h"
11 #include "chromeos/login/auth/user_context.h"
12 #include "third_party/cros_system_api/dbus/service_constants.h"
13
14 namespace chromeos {
15
16 class UserContext;
17
18 // A class to remove existing Easy unlock cryptohome keys starting at given
19 // index.
20 class EasyUnlockRemoveKeysOperation {
21  public:
22   typedef base::Callback<void (bool success)> RemoveKeysCallback;
23   EasyUnlockRemoveKeysOperation(
24       const UserContext& user_context,
25       size_t start_index,
26       const RemoveKeysCallback& callback);
27   ~EasyUnlockRemoveKeysOperation();
28
29   void Start();
30
31  private:
32   void OnGetSystemSalt(const std::string& system_salt);
33
34   void RemoveKey();
35   void OnKeyRemoved(bool success, cryptohome::MountError return_code);
36
37   UserContext user_context_;
38   RemoveKeysCallback callback_;
39   size_t key_index_;
40   base::WeakPtrFactory<EasyUnlockRemoveKeysOperation> weak_ptr_factory_;
41
42   DISALLOW_COPY_AND_ASSIGN(EasyUnlockRemoveKeysOperation);
43 };
44
45 }  // namespace chromeos
46
47 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_EASY_UNLOCK_EASY_UNLOCK_REMOVE_KEYS_OPERATION_H_