haiku/headers/private/storage/DiskDevice.h

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/*
* Copyright 2003-2007, Ingo Weinhold, ingo_weinhold@gmx.de.
* Copyright 2003, Tyler Akidau, haiku@akidau.net.
* Distributed under the terms of the MIT License.
*/
#ifndef _DISK_DEVICE_H
#define _DISK_DEVICE_H
#include <Partition.h>
struct user_disk_device_data;
class BDiskDevice : public BPartition {
public:
BDiskDevice();
virtual ~BDiskDevice();
bool HasMedia() const;
bool IsRemovableMedia() const;
bool IsReadOnlyMedia() const;
bool IsWriteOnceMedia() const;
status_t Eject(bool update = false);
status_t SetTo(partition_id id);
status_t Update(bool* updated = NULL);
void Unset();
status_t InitCheck() const;
virtual status_t GetPath(BPath* path) const;
bool IsModified() const;
status_t PrepareModifications();
status_t CommitModifications(bool synchronously = true,
BMessenger progressMessenger = BMessenger(),
bool receiveCompleteProgressUpdates = true);
status_t CancelModifications();
bool IsFile() const;
status_t GetFilePath(BPath* path) const;
private:
friend class BDiskDeviceList;
friend class BDiskDeviceRoster;
BDiskDevice(const BDiskDevice&);
BDiskDevice& operator=(const BDiskDevice&);
static status_t _GetData(partition_id id, bool deviceOnly,
size_t neededSize,
user_disk_device_data** data);
status_t _SetTo(partition_id id, bool deviceOnly,
size_t neededSize);
status_t _SetTo(user_disk_device_data* data);
status_t _Update(bool* updated);
status_t _Update(user_disk_device_data* data,
bool* updated);
static void _ClearUserData(user_partition_data* data);
virtual bool _AcceptVisitor(BDiskDeviceVisitor* visitor,
int32 level);
user_disk_device_data* fDeviceData;
};
#endif // _DISK_DEVICE_H