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// Copyright 2017 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_ARC_SESSION_ARC_DATA_REMOVER_H_
#define COMPONENTS_ARC_SESSION_ARC_DATA_REMOVER_H_
#include <string>
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/optional.h"
#include "base/threading/thread_checker.h"
#include "chromeos/cryptohome/cryptohome_parameters.h"
#include "chromeos/dbus/concierge_client.h"
#include "components/prefs/pref_member.h"
class PrefService;
namespace arc {
// Manages ARC's user data removal operation.
class ArcDataRemover {
public:
ArcDataRemover(PrefService* prefs,
const cryptohome::Identification& cryptohome_id);
~ArcDataRemover();
// Schedules to remove the data. This is persistent, calling Run() just
// after rebooting may execute the removing.
void Schedule();
// Returns whether data removal is scheduled or not for testing purpose.
bool IsScheduledForTesting() const;
// Executes the removing, if scheduled.
// This must run while ARC instance is stopped.
// If not scheduled, |callback| will be synchronously called with nullopt.
using RunCallback = base::OnceCallback<void(base::Optional<bool> result)>;
void Run(RunCallback callback);
// TODO(yusukes): Remove the setter.
void set_user_id_hash_for_profile(const std::string& user_id_hash) {
user_id_hash_ = user_id_hash;
}
private:
void OnDataRemoved(RunCallback callback, bool success);
// TODO(yusukes): Remove these ARCVM functions.
void OnConciergeStarted(RunCallback callback, bool success);
void OnDiskImageDestroyed(
RunCallback callback,
base::Optional<vm_tools::concierge::DestroyDiskImageResponse> reply);
THREAD_CHECKER(thread_checker_);
// Pref accessor to the "arc.data.remove_requested".
BooleanPrefMember pref_;
// Cryptohome ID for the user whose /data is being deleted.
const cryptohome::Identification cryptohome_id_;
// TODO(yusukes): Remove the member variable.
std::string user_id_hash_;
base::WeakPtrFactory<ArcDataRemover> weak_factory_{this};
DISALLOW_COPY_AND_ASSIGN(ArcDataRemover);
};
} // namespace arc
#endif // COMPONENTS_ARC_SESSION_ARC_DATA_REMOVER_H_