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ClfsCreateMarshallingAreaEx function (wdm.h)

  • Article

Initializes a marshalling area for a physical or client log file stream.

Syntax

CLFSUSER_API NTSTATUS ClfsCreateMarshallingAreaEx(
  PLOG_FILE_OBJECT   plfoLog,
  POOL_TYPE          ePoolType,
  PALLOCATE_FUNCTION pfnAllocBuffer,
  PFREE_FUNCTION     pfnFreeBuffer,
  ULONG              cbMarshallingBuffer,
  ULONG              cMaxWriteBuffers,
  ULONG              cMaxReadBuffers,
  ULONG              cAlignmentSize,
  ULONGLONG          fFlags,
  PVOID              *ppvMarshalContext
);

Parameters

plfoLog

The handle associated with new marshalling area.

ePoolType

Paged or non-paged pool buffers.

pfnAllocBuffer

Optional. A pointer to the block allocation callback function.

pfnFreeBuffer

Optional. A pointer to the block deallocation callback function.

cbMarshallingBuffer

The size of marshalling buffers.

cMaxWriteBuffers

The maximum number of allocated write buffers.

cMaxReadBuffers

The maximum number of allocated read buffers.

cAlignmentSize

The alignment size of marshalling buffers.

fFlags

buffer management flag

ppvMarshalContext

marshalling context

Return value

This function returns CLFSUSER_API NTSTATUS.

Requirements

Requirement Value
Minimum supported client Windows 10, version 1803
Header wdm.h
Library NtosKrnl.lib
DLL NtosKrnl.exe