FwpmSessionCreateEnumHandle0 - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers
// fwpmk.h

NTSTATUS FwpmSessionCreateEnumHandle0(
  [in]           HANDLE                            engineHandle,
  [in, optional] const FWPM_SESSION_ENUM_TEMPLATE0 *enumTemplate,
  [out]          HANDLE                            *enumHandle
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-fwpmk-fwpmsessioncreateenumhandle0)

Description

The FwpmSessionCreateEnumHandle0 function creates a handle used to enumerate a set of session objects.

Parameters

engineHandle [in]

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

enumTemplate [in, optional]

Template to selectively restrict the enumeration.

enumHandle [out]

Handle for filter enumeration.

Return value

Return code/value Description
ERROR_SUCCESS
0
The enumerator was created 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

If enumTemplate is NULL, all objects are returned.

The caller must free the returned handle by a call to FwpmSessionDestroyEnumHandle0.

FwpmSessionCreateEnumHandle0 cannot be called from within a transaction, it fails with FWP_E_TXN_IN_PROGRESS. See Object Management for more information about transactions.

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

FwpmSessionCreateEnumHandle0 is a specific implementation of FwpmSessionCreateEnumHandle. See WFP Version-Independent Names and Targeting Specific Versions of Windows for more information.

See also