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// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_INSTALLER_UTIL_DELETE_REG_KEY_WORK_ITEM_H_
#define CHROME_INSTALLER_UTIL_DELETE_REG_KEY_WORK_ITEM_H_
#include <windows.h>
#include <string>
#include "chrome/installer/util/registry_key_backup.h"
#include "chrome/installer/util/work_item.h"
class RegistryKeyBackup;
// A WorkItem subclass that deletes a registry key at the given path. Be aware
// that in the event of rollback the key's values and subkeys are restored but
// the key and its subkeys take on their default security descriptors.
class DeleteRegKeyWorkItem : public WorkItem {
public:
DeleteRegKeyWorkItem(const DeleteRegKeyWorkItem&) = delete;
DeleteRegKeyWorkItem& operator=(const DeleteRegKeyWorkItem&) = delete;
~DeleteRegKeyWorkItem() override;
private:
friend class WorkItem;
DeleteRegKeyWorkItem(HKEY predefined_root,
const std::wstring& path,
REGSAM wow64_access);
// WorkItem:
bool DoImpl() override;
void RollbackImpl() override;
// Root key from which we delete the key. The root key can only be
// one of the predefined keys on Windows.
HKEY predefined_root_;
// Path of the key to be deleted.
std::wstring path_;
// Whether to force 32-bit or 64-bit view of the target key.
REGSAM wow64_access_;
// Backup of the deleted key.
RegistryKeyBackup backup_;
// True if |backup_| has been initialized.
bool backup_initialized_ = false;
};
#endif // CHROME_INSTALLER_UTIL_DELETE_REG_KEY_WORK_ITEM_H_
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