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EwfMgrCheckpoint

  • Article

5/10/2007

This function adds a checkpoint overlay level on the specified Enhanced Write Filter (EWF)-protected volume.

Syntax

BOOL EwfMgrCheckpoint(
  HANDLE hDevice,
  OPTIONAL LPCWSTR lpDescription
);

Parameters

  • hDevice
    [in] Handle to the EWF-protected volume.
  • lpDescription
    [in] Long pointer to an optional description to associate with the new overlay level. Can be up to EWF_MAX_LEVEL_NAME_LENGTH characters. If the length is equal to EWF_MAX_LEVEL_NAME_LENGTH, no null terminator is stored. This parameter is optional and can be set to NULL.

Return Value

If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE. Call GetLastError for extended error information.

Remarks

The checkpoint is set on the next restart.

This function is supported on disk overlays only. The current level must be less than MaxLevels as returned by EwfMgrGetProtectedVolumeConfig.

Example

The following routine(s), which are included in the EWF API Code Sample (Sample.cpp), demonstrate how to use this function:

DoEwfCheckPoint

Requirements

OS Versions: Windows XP Embedded.

Header: Ewfapi.h.

Link Library: Ewfapi.dll, Ewfapi.lib.

See Also

Reference

EwfMgrGetProtectedVolumeConfig
EwfMgrRestore
EwfMgrSetLevel

Concepts

EWF API Functions
EWF API Code Sample