The VSS_VOLUME_PROP structure defines properties of a volume.

 typedef struct _VSS_VOLUME_PROP {
   VSS_PWSZ m_pwszVolumeName;
   VSS_PWSZ m_pwszVolumeDisplayName;
 } VSS_VOLUME_PROP;

m_pwszVolumeName: A null-terminated character string that contains the volume mount name of the volume.

m_pwszVolumeDisplayName: A null-terminated character string that contains a mount point path for the volume. If the volume has no mount points, the string MUST be equal to m_pwszVolumeName.