// wdm.h

typedef enum _CLFS_CONTEXT_MODE {
  ClfsContextNone,
  ClfsContextUndoNext,
  ClfsContextPrevious,
  ClfsContextForward
} CLFS_CONTEXT_MODE, *PCLFS_CONTEXT_MODE, PPCLFS_CONTEXT_MODE;
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Windows Driver Kit DDI reference (ne-wdm-_clfs_context_mode)

_CLFS_CONTEXT_MODE enumeration

Description

The CLFS_CONTEXT_MODE enumeration indicates the type of sequence that the Common Log File System (CLFS) driver follows when it reads a set of records from a stream.

Constants

`ClfsContextNone`

Indicates that a variable of type CLFS_CONTEXT_MODE has not yet been assigned a meaningful value.

`ClfsContextUndoNext`

Indicates that the next record in the sequence is pointed to by the undo-next LSN of the current record.

`ClfsContextPrevious`

Indicates that the next record in the sequence is pointed to by the previous LSN of the current record.

`ClfsContextForward`

Indicates that the next record in the sequence is the record in the stream that immediately follows the current record.

CLFS_CONTEXT_MODE - NtDoc