TdiDisconnectHandler(
  IN  PVOID                EventContext,
  IN  PVOID                ConnectionContext,
  IN  ULONG                DisconnectDataLength,
  IN  PVOID                pDisconnectData,
  IN  ULONG                DisconnectInformationLength,
  IN  PVOID                pDisconnectInformation,
  IN  ULONG                DisconnectIndicators
  );

Routine Description:

    This routine is called when a session is disconnected from a remote
    machine.

Arguments:

    IN PVOID EventContext,
    IN PCONNECTION_CONTEXT ConnectionContext,
    IN ULONG DisconnectDataLength,
    IN PVOID DisconnectData,
    IN ULONG DisconnectInformationLength,
    IN PVOID DisconnectInformation,
    IN ULONG DisconnectIndicators

Return Value:

    NTSTATUS - Status of event indicator