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Side by Side Diff: components/user_prefs/tracked/hash_store_contents.h

Issue 1227973003: Componentize //chrome/browser/prefs/tracked. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebased Created 5 years, 4 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CHROME_BROWSER_PREFS_TRACKED_HASH_STORE_CONTENTS_H_ 5 #ifndef COMPONENTS_USER_PREFS_TRACKED_HASH_STORE_CONTENTS_H_
6 #define CHROME_BROWSER_PREFS_TRACKED_HASH_STORE_CONTENTS_H_ 6 #define COMPONENTS_USER_PREFS_TRACKED_HASH_STORE_CONTENTS_H_
7 7
8 #include <string> 8 #include <string>
9 9
10 #include "base/memory/scoped_ptr.h" 10 #include "base/memory/scoped_ptr.h"
11 11
12 namespace base { 12 namespace base {
13 class DictionaryValue; 13 class DictionaryValue;
14 } // namespace base 14 } // namespace base
15 15
16 // Provides access to the contents of a preference hash store. The store 16 // Provides access to the contents of a preference hash store. The store
17 // contains the following data: 17 // contains the following data:
18 // Contents: a client-defined dictionary that should map preference names to 18 // Contents: a client-defined dictionary that should map preference names to
19 // MACs. 19 // MACs.
20 // Version: a client-defined version number for the format of Contents. 20 // Version: a client-defined version number for the format of Contents.
21 // Super MAC: a MAC that authenticates the entirety of Contents. 21 // Super MAC: a MAC that authenticates the entirety of Contents.
22 // Legacy hash stores may have an ID that was incorporated into MAC 22 // Legacy hash stores may have an ID that was incorporated into MAC
23 // calculations. The ID, if any, is available via |hash_store_id()|. 23 // calculations. The ID, if any, is available via |hash_store_id()|.
24 class HashStoreContents { 24 class HashStoreContents {
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53 virtual scoped_ptr<MutableDictionary> GetMutableContents() = 0; 53 virtual scoped_ptr<MutableDictionary> GetMutableContents() = 0;
54 54
55 // Retrieves the super MAC value previously stored by SetSuperMac. May be 55 // Retrieves the super MAC value previously stored by SetSuperMac. May be
56 // empty if no super MAC has been stored. 56 // empty if no super MAC has been stored.
57 virtual std::string GetSuperMac() const = 0; 57 virtual std::string GetSuperMac() const = 0;
58 58
59 // Stores a super MAC value for this hash store. 59 // Stores a super MAC value for this hash store.
60 virtual void SetSuperMac(const std::string& super_mac) = 0; 60 virtual void SetSuperMac(const std::string& super_mac) = 0;
61 }; 61 };
62 62
63 #endif // CHROME_BROWSER_PREFS_TRACKED_HASH_STORE_CONTENTS_H_ 63 #endif // COMPONENTS_USER_PREFS_TRACKED_HASH_STORE_CONTENTS_H_
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