haiku/headers/private/storage/DiskDevice.h
Ingo Weinhold 426b44c60b Implemented disk device updating. Some changes due to syscall changes.
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4050 a95241bf-73f2-0310-859d-f6bbb57e9c96
2003-07-22 00:19:23 +00:00

61 lines
1.7 KiB
C++

//----------------------------------------------------------------------
// This software is part of the OpenBeOS distribution and is covered
// by the OpenBeOS 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();
private:
friend class BDiskDeviceList;
friend class BDiskDeviceRoster;
BDiskDevice::BDiskDevice(const BDiskDevice &);
BDiskDevice &BDiskDevice::operator=(const BDiskDevice &);
static status_t _GetData(partition_id id, bool deviceOnly, bool shadow,
size_t neededSize, user_disk_device_data **data);
status_t _SetTo(partition_id id, bool deviceOnly, bool shadow,
size_t neededSize);
status_t _SetTo(user_disk_device_data *data);
status_t _Update(bool shadow, bool *updated);
status_t _Update(user_disk_device_data *data, bool *updated);
virtual bool _AcceptVisitor(BDiskDeviceVisitor *visitor, int32 level);
user_disk_device_data *fDeviceData;
};
#endif // _DISK_DEVICE_H