FwpmProviderContextGetById1 function

The FwpmProviderContextGetById1 function retrieves a provider context.

Note  FwpmProviderContextGetById1 is the specific implementation of FwpmProviderContextGetById used in Windows 7. See WFP Version-Independent Names and Targeting Specific Versions of Windows for more information. For Windows 8, FwpmProviderContextGetById2 is available. For Windows Vista, FwpmProviderContextGetById0 is available.

Syntax


DWORD WINAPI FwpmProviderContextGetById1(
  _In_   HANDLE engineHandle,
  _In_   UINT64 id,
  _Out_  FWPM_PROVIDER_CONTEXT1 **providerContext
);

Parameters

engineHandle [in]

Type: HANDLE

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

id [in]

Type: UINT64

A run-time identifier for the desired object. This must be the run-time identifier that was received from the system when the application called FwpmProviderContextAdd1 for this object.

providerContext [out]

Type: FWPM_PROVIDER_CONTEXT1**

The provider context information.

Return value

Type: DWORD

Return code/valueDescription
ERROR_SUCCESS
0

The provider context 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.

 

Remarks

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

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

Requirements

Minimum supported client

Windows 7 [desktop apps only]

Minimum supported server

Windows Server 2008 R2 [desktop apps only]

Header

Fwpmu.h

Library

Fwpuclnt.lib

DLL

Fwpuclnt.dll

See also

FwpmProviderContextAdd1
FWPM_PROVIDER_CONTEXT1

 

 

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