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// Copyright 2016 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 COMPONENTS_USER_PREFS_TRACKED_PREF_REGISTRY_HASH_STORE_CONTENTS_WIN_H_
#define COMPONENTS_USER_PREFS_TRACKED_PREF_REGISTRY_HASH_STORE_CONTENTS_WIN_H_
#include "base/macros.h"
#include "base/strings/string16.h"
#include "components/user_prefs/tracked/hash_store_contents.h"
// Implements HashStoreContents by storing MACs in the Windows registry.
class RegistryHashStoreContentsWin : public HashStoreContents {
public:
// Constructs a RegistryHashStoreContents which acts on a registry entry
// defined by |registry_path| and |store_key|.
explicit RegistryHashStoreContentsWin(const base::string16& registry_path,
const base::string16& store_key);
// HashStoreContents overrides:
bool IsCopyable() const override;
std::unique_ptr<HashStoreContents> MakeCopy() const override;
base::StringPiece GetUMASuffix() const override;
void Reset() override;
bool GetMac(const std::string& path, std::string* out_value) override;
bool GetSplitMacs(const std::string& path,
std::map<std::string, std::string>* split_macs) override;
void SetMac(const std::string& path, const std::string& value) override;
void SetSplitMac(const std::string& path,
const std::string& split_path,
const std::string& value) override;
bool RemoveEntry(const std::string& path) override;
// Unsupported HashStoreContents overrides:
void ImportEntry(const std::string& path,
const base::Value* in_value) override;
const base::DictionaryValue* GetContents() const override;
std::string GetSuperMac() const override;
void SetSuperMac(const std::string& super_mac) override;
private:
// Helper constructor for |MakeCopy|.
explicit RegistryHashStoreContentsWin(
const RegistryHashStoreContentsWin& other);
const base::string16 preference_key_name_;
};
#endif // COMPONENTS_USER_PREFS_TRACKED_PREF_REGISTRY_HASH_STORE_CONTENTS_H_
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