ClfsLsnCreate function (wdm.h)

Article
02/22/2024

The ClfsLsnCreate routine creates a log sequence number (LSN), given a container identifier, a block offset, and a record sequence number.

Syntax

CLFSUSER_API CLFS_LSN ClfsLsnCreate(
  [in] CLFS_CONTAINER_ID cidContainer,
  [in] ULONG             offBlock,
  [in] ULONG             cRecord
);

Parameters

[in] cidContainer

An integer in the range 0x0 through 0xFFFFFFFF that supplies the container identifier.

[in] offBlock

The block offset. This parameter must be a multiple of 512.

[in] cRecord

An integer in the range 0 - 511 that supplies the record sequence number.

Return value

ClfsLsnCreate returns a CLFS_LSN structure that represents the container identifier, block offset, and record sequence number supplied by the caller.

Remarks

For an explanation of CLFS concepts and terminology, see Common Log File System.

systems.

Requirements

Requirement	Value
Minimum supported client	Available in Windows Server 2003 R2, Windows Vista, and later versions of Windows.
Target Platform	Desktop
Header	wdm.h (include Wdm.h)
Library	Clfs.lib
DLL	Clfs.sys
IRQL	Any level