IEnumNetFwV6OpenPortsAsVariants::Next method

[The IPv6 Internet Connection Firewall is available for use in the operating systems specified in the Requirements section. Instead, use the Windows Firewall API.]

The Next method retrieves the specified number of open ports starting from the current enumeration position.

Syntax

HRESULT Next(
  [in]  ULONG   cElt,
  [out] VARIANT *rgElt,
  [out] ULONG   *pcEltFetched
);

Parameters

cElt [in]

Specifies the number of open ports to retrieve.

rgElt [out]

Pointer to a variable that, on successful return, contains an array of VARIANTs.

pcEltFetched [out]

Pointer to a variable that, on successful return, specifies the number of open ports actually returned.

Return value

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.
S_FALSE	The Next operation failed.

Requirements

Minimum supported client	Windows XP with SP1 [desktop apps only]
Minimum supported server	None supported
End of client support	Windows XP with SP1
Redistributable	Advanced Networking Pack for Windows XP
Header	Netfwv6.h
DLL	Netfwv6.dll

See also

IEnumNetFwV6OpenPortsAsVariants