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IVdsVolumeMF3::QueryVolumeGuidPathnames method (vds.h)

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[Beginning with Windows 8 and Windows Server 2012, the Virtual Disk Service COM interface is superseded by the Windows Storage Management API.]

Returns a list of volume GUID paths for the current volume.

Syntax

HRESULT QueryVolumeGuidPathnames(
  [out] LPWSTR **pwszPathArray,
  [out] ULONG  *pulNumberOfPaths
);

Parameters

[out] pwszPathArray

CoTaskMemFree

[out] pulNumberOfPaths

A pointer to a variable that receives the number of volume GUID paths returned in the buffer pointed to by the pwszPathArray parameter.

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/value Description
S_OK
 The method completed successfully.
VDS_E_INTERNAL_ERROR
0x80042448L
 An internal error occurred. Check the event log for more details.

Remarks

A volume GUID path is a string of the form "\?\Volume{GUID}" where GUID is a GUID that identifies the volume.

Requirements

Requirement Value
Minimum supported client Windows 7 [desktop apps only]
Minimum supported server Windows Server 2008 R2 [desktop apps only]
Target Platform Windows
Header vds.h
Library Uuid.lib

See also

IVdsVolumeMF3