IoGetTransactionParameterBlock routine

The IoGetTransactionParameterBlock routine returns the transaction parameter block for a transacted file operation.

Syntax


PTXN_PARAMETER_BLOCK IoGetTransactionParameterBlock(
  _In_ PFILE_OBJECT FileObject
);

Parameters

FileObject [in]

A pointer to a file object for the file.

Return value

The IoGetTransactionParameterBlock routine returns a pointer to the TXN_PARAMETER_BLOCK structure if the file operation is transacted, otherwise it returns NULL.

Requirements

Target platform

Universal

Version

Windows Vista and later

Header

Ntddk.h (include Ntddk.h, Ntifs.h, or Fltkernel.h)

Library

NtosKrnl.lib

DLL

NtosKrnl.exe

IRQL

Any level

See also

TXN_PARAMETER_BLOCK

 

 

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