IEnumNetSharingPortMapping::Next method (netcon.h)

[Internet Connection Firewall may be altered or unavailable in subsequent versions. Instead, use the Windows Firewall API.]

The Next method retrieves the specified number of port mappings that start from the current enumeration position.

Syntax

HRESULT Next(
  [in]  ULONG   celt,
  [out] VARIANT *rgVar,
  [out] ULONG   *pceltFetched
);

[in] celt

Specifies the number of port mappings to retrieve.

[out] rgVar

Pointer to a VARIANT variable for the port mapping. This variant contains a pointer to an INetSharingPortMapping interface.

[out] pceltFetched

Pointer to a ULONG variable that, on successful return, specifies the number of port mappings actually returned.

If the method succeeds the return value is S_OK.

If the method fails, the return value is one of the following error codes.

Return code	Description
E_ABORT	The operation was aborted.
E_FAIL	An unspecified error occurred.
E_INVALIDARG	One of the parameters is invalid.
E_NOINTERFACE	A specified interface is not supported.
E_NOTIMPL	A specified method is not implemented.
E_OUTOFMEMORY	The method was unable to allocate required memory.
E_POINTER	A pointer passed as a parameter is not valid.
E_UNEXPECTED	The method failed for unknown reasons.