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FwpmFilterGetById0 function (fwpmk.h)

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The FwpmFilterGetById0 function retrieves a filter object.

Syntax

NTSTATUS FwpmFilterGetById0(
  [in]  HANDLE       engineHandle,
  [in]  UINT64       id,
  [out] FWPM_FILTER0 **filter
);

Parameters

[in] engineHandle

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

[in] id

A runtime identifier for the desired object. This identifier was received from the system when the application called FwpmFilterAdd0 for this object.

[out] filter

The filter information.

Return value

Return code/value Description
ERROR_SUCCESS
0		 The filter was retrieved successfully.
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

The caller must free the returned object by a call to FwpmFreeMemory0.

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

FwpmFilterGetById0 is a specific implementation of FwpmFilterGetById. 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