VIRTUAL_STORAGE_TYPE structure (virtdisk.h)

Contains the type and provider (vendor) of the virtual storage device.

Syntax

typedef struct _VIRTUAL_STORAGE_TYPE {
  ULONG DeviceId;
  GUID  VendorId;
} VIRTUAL_STORAGE_TYPE, *PVIRTUAL_STORAGE_TYPE;

DeviceId

Device type identifier.

Value	Meaning
VIRTUAL_STORAGE_TYPE_DEVICE_UNKNOWN 0	Device type is unknown or not valid.
VIRTUAL_STORAGE_TYPE_DEVICE_ISO 1	CD or DVD image file device type. (.iso file) Windows 7 and Windows Server 2008 R2: This value is not supported before Windows 8 and Windows Server 2012.
VIRTUAL_STORAGE_TYPE_DEVICE_VHD 2	Virtual hard disk device type. (.vhd file)
VIRTUAL_STORAGE_TYPE_DEVICE_VHDX 3	VHDX format virtual hard disk device type. (.vhdx file) Windows 7 and Windows Server 2008 R2: This value is not supported before Windows 8 and Windows Server 2012.

VendorId

Vendor-unique identifier.