FwpsReleaseClassifyHandle0 function (fwpsk.h)

Article
02/22/2024

A callout driver calls FwpsReleaseClassifyHandle0 to release a classification handle that was previously acquired through a call to FwpsAcquireClassifyHandle0.

Note FwpsReleaseClassifyHandle0 is a specific version of FwpsReleaseClassifyHandle. See WFP Version-Independent Names and Targeting Specific Versions of Windows for more information.

Syntax

void FwpsReleaseClassifyHandle0(
  [in] UINT64 classifyHandle
);

Parameters

[in] classifyHandle

The classification handle that identifies the callout driver's processing at the current layer. This handle is obtained by calling FwpsAcquireClassifyHandle0.

Return value

None

Remarks

Any time FwpsAcquireClassifyHandle0 is called, a corresponding call to FwpsReleaseClassifyHandle0 must be made to free the system resources associated with the classification handle.

Requirements

Requirement	Value
Minimum supported client	Available starting with Windows 7.
Target Platform	Universal
Header	fwpsk.h (include Fwpsk.h)
Library	Fwpkclnt.lib
IRQL	<= DISPATCH_LEVEL