The VDS_PACK_STATUS enumeration defines the set of object status values for a disk pack.

 typedef enum _VDS_PACK_STATUS
 {
   VDS_PS_UNKNOWN = 0x00000000,
   VDS_PS_ONLINE = 0x00000001,
   VDS_PS_OFFLINE = 0x00000004
 } VDS_PACK_STATUS;

VDS_PS_UNKNOWN:  The status of the disk pack cannot be determined.

VDS_PS_ONLINE:  The disk pack is available.

VDS_PS_OFFLINE:  The disk pack is unavailable; the disks are not accessible.