FltPropagateIrpExtension - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// fltkernel.h

NTSTATUS FLTAPI FltPropagateIrpExtension(
  [in]     PFLT_CALLBACK_DATA SourceData,
  [in/out] PFLT_CALLBACK_DATA TargetData,
  [in]     ULONG              Flags
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-fltkernel-fltpropagateirpextension)

FltPropagateIrpExtension function

Description

The FltPropagateIrpExtension routine copies the IRP extension from one minifilter's callback data to another's callback data.

Parameters

SourceData [in]

Pointer to the callback data context from which to copy the extension data.

TargetData [in/out]

Pointer to the callback data context in which to copy the extension data.

Flags [in]

Reserved; must be set to 0.

Return value

FltPropagateIrpExtension returns STATUS_SUCCESS upon successful completion; otherwise, it returns one of the following NTSTATUS error values.

Return code Description
STATUS_INVALID_PARAMETER SourceData or TargetData are not an IRP operation.
STATUS_INSUFFICIENT_RESOURCES Could not allocate an extension in the target callback data.

Remarks

FltPropagateIrpExtension copies only those portions of the IRP extension data that are present.

See also

FltFlushBuffers2

View the official Windows Driver Kit DDI reference

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