FwpmFilterGetByKey0 (Compact 2013)

3/26/2014

This function retrieves a filter object.

Syntax

DWORD WINAPI FwpmFilterGetByKey0(
  __in   HANDLE engineHandle,
  __in   const GUID* key,
  __out  FWPM_FILTER0** filter
);

Parameters

  • engineHandle
    A handle for an open session to the filter engine. Call FwpmEngineOpen0 to open a session to the filter engine.
  • key
    Pointer to a GUID that uniquely identifies the filter. This GUID was specified in the filterKey member of the filter parameter when the application called FwpmFilterAdd0 for this object.
  • filter
    Pointer to the address of a FWPM_FILTER0 structure containing 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 topic WFP Error Codes for details.

RPC_* error code

0x80010001-0x80010122

Failure to communicate with the remote or local firewall engine

Remarks

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

The caller needs FWPM_ACTRL_READ access to the filter. See WFP Access Right Identifiers for more information.

Requirements

Header

fwpmu.h

Library

fwpuclnt.dll

See Also

Reference

WFP Filter Management
WFP Access Right Identifiers

Other Resources

Windows Filtering Platform