EWF_OVERLAY_STORE_CONFIG

This structure contains storage information on the Enhanced Write Filter (EWF) overlay.

  typedef struct _EWF_OVERLAY_STORE_CONFIG
{
    ULONG 
  FormatVersion
  ;
    LONGLONG 
  VolumeSize
  ;
    ULONG 
  NumSegments
  ;
    ULONG 
  FreeSegments
  ;
    ULONG 
  SegmentSize
  ;
    ULONG 
  MaxVolumes
  ;
    ULONG 
  NumVolumes
  ;
    USHORT 
  MaxLevels
  ;
    EWF_VOLUME_DESC 
  VolumeDescArray
  [1];
  } EWF_OVERLAY_STORE_CONFIG, * PEWF_OVERLAY_STORE_CONFIG;

Members

• FormatVersion
  Version of the overlay store volume format.
• VolumeSize
  Size of the overlay store volume, in bytes.
• NumSegments
  Number of segments that the overlay store volume is divided into.
• FreeSegments
  Number of free segments.
• SegmentSize
  Size of each segment, in bytes.
• MaxVolumes
  Maximum number of protected volumes.
• NumVolumes
  Number of currently protected volumes.
• MaxLevels
  Maximum number of overlay levels.
• VolumeDescArray
  Array of volume descriptions. Number of entries is specified by NumVolumes*.*

Requirements

OS Versions: Windows XP Embedded.
Header: Ewfapi.h.
Link Library: Ewfapi.dll, Ewfapi.lib.

See Also

EwfMgrOpenOverlayStore | EwfMgrGetOverlayStoreConfig | EWF_VOLUME_DESC | EWF API Functions | EWF API Code Sample

Last updated on Wednesday, October 18, 2006

© 2006 Microsoft Corporation. All rights reserved.