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IVdsAdvancedDisk::AssignDriveLetter method

[Beginning with Windows 8 and Windows Server 2012, the Virtual Disk Service COM interface is superseded by the Windows Storage Management API.]

Assigns a drive letter to an existing OEM, ESP, or unknown partition.

Syntax


HRESULT AssignDriveLetter(
  [in]  ULONGLONG ullOffset,
  [in]  WCHAR wcLetter
);

Parameters

ullOffset [in]

The partition offset.

wcLetter [in]

The drive letter to assign.

Return value

This method can return standard HRESULT values, such as E_INVALIDARG or E_OUTOFMEMORY, and VDS-specific return values. It can also return converted system error codes using the HRESULT_FROM_WIN32 macro. Errors can originate from VDS itself or from the underlying VDS provider that is being used. Possible return values include the following.

Return code/valueDescription
S_OK

The drive letter was assigned successfully.

VDS_E_DRIVE_LETTER_NOT_FREE
0x8004255CL

The specified drive letter is already assigned to another partition or volume.

VDS_E_INVALID_OPERATION
0x80042415L

The partition is on a removable media; otherwise, the partition is not an OEM, ESP or unknown partition.

VDS_E_OBJECT_NOT_FOUND
0x80042405L

The partition does not exist.

 

Remarks

VDS implements this method.

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2003 [desktop apps only]

Header

Vds.h

Library

Uuid.lib

See also

IVdsAdvancedDisk
Disk Object

 

 

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