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FltGetIrpName function (fltkernel.h)

The FltGetIrpName routine returns the name for a major function code as a printable string.

Syntax

PCHAR FLTAPI FltGetIrpName(
  [in] UCHAR IrpMajorCode
);

Parameters

[in] IrpMajorCode

The IRP major function code whose name is to be returned.

Return value

If IrpMajorCode is a valid major function code value, FltGetIrpName returns its name as a null-terminated string of ANSI characters (such as "IRP_MJ_CREATE"). Otherwise, FltGetIrpName returns "<Invalid IRP code>".

Remarks

FltGetIrpName is a debugging support routine.

The value of the IrpMajorCode parameter can equal to the value of the MajorFunction field for an IRP or the MajorFunction field for the Iopb field of a callback data structure.

Requirements

Requirement Value
Target Platform Universal
Header fltkernel.h (include Fltkernel.h)
Library FltMgr.lib
DLL Fltmgr.sys
IRQL Any level

See also

FLT_CALLBACK_DATA