platform_system_vold/model/StubVolume.h
Risan 8c9f33242f StubVolume as first class Volume in Vold
StubVolume is a Volume that is maintained by external party such as the
ChromeOS processes in ARC++.

Bug: 110380403
Test: Tested on ARC++

Change-Id: I3198bd7283d5f60a524da3707dea7385ffec599d
2018-11-08 07:40:43 +00:00

58 lines
1.7 KiB
C++

/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_VOLD_STUB_VOLUME_H
#define ANDROID_VOLD_STUB_VOLUME_H
#include "VolumeBase.h"
namespace android {
namespace vold {
/*
* A vold representation of volumes managed from outside Android (e.g., ARC++).
*
* Used for the case when events such that mounting and unmounting are
* actually handled from outside vold, and vold only need to keep track on those
* vents instead of talking to kernel directly.
*/
class StubVolume : public VolumeBase {
public:
StubVolume(int id, const std::string& sourcePath, const std::string& mountPath,
const std::string& fsType, const std::string& fsUuid, const std::string& fsLabel);
virtual ~StubVolume();
protected:
status_t doCreate() override;
status_t doDestroy() override;
status_t doMount() override;
status_t doUnmount() override;
status_t doFormat(const std::string& fsType) override;
private:
const std::string mSourcePath;
const std::string mMountPath;
const std::string mFsType;
const std::string mFsUuid;
const std::string mFsLabel;
DISALLOW_COPY_AND_ASSIGN(StubVolume);
};
} // namespace vold
} // namespace android
#endif