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FwpmFilterDeleteByKey0 function (fwpmk.h)

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The FwpmFilterDeleteByKey0 function removes a filter object from the system.

Syntax

NTSTATUS FwpmFilterDeleteByKey0(
  [in] HANDLE     engineHandle,
  [in] const GUID *key
);

Parameters

[in] engineHandle

Handle for an open session to the filter engine. Call FwpmEngineOpen0 to open a session to the filter engine.

[in] key

Unique identifier of the object being removed from the system. This is the same GUID that was specified when the application called FwpmFilterAdd0 for this object.

Return value

Return code/value Description
ERROR_SUCCESS
0		 The filter was successfully deleted.
FWP_E_* error code
0x80320001—0x80320039		 A Windows Filtering Platform (WFP) specific error. See WFP Error Codes for details.
RPC_* error code
0x80010001—0x80010122		 Failure to communicate with the remote or local firewall engine.
Other NTSTATUS codes An error occurred.

Remarks

This function cannot be called from within a read-only transaction, it fails with FWP_E_INCOMPATIBLE_TXN. See Object Management for more information about transactions.

This function can be called within a dynamic session if the corresponding object was added during the same session. If this function is called for an object that was added during a different dynamic session, it will fail with FWP_E_WRONG_SESSION. If this function is called for an object that was not added during a dynamic session, it will fail with FWP_E_DYNAMIC_SESSION_IN_PROGRESS.

The caller needs DELETE access to the filter. See Access Control for more information.

FwpmFilterDeleteById0 is a specific implementation of FwpmFilterDeleteById. See WFP Version-Independent Names and Targeting Specific Versions of Windows for more information.

Requirements

Requirement Value
Minimum supported client Available starting with Windows Vista.
Target Platform Universal
Header fwpmk.h
Library fwpkclnt.lib
IRQL <= PASSIVE_LEVEL

See also