anchor.diff:  	when
   		Result :: ok | {error, Reason},
   		Reason :: term().
  -%% @doc Close authorization disk log.
  +%% @doc Close auth disk log.
   auth_close() ->
   	case disk_log:close(?AUTHLOG) of
   		ok ->
  
positive.code: 		ResultCode:: integer(),
  		Result :: ok | {error, Reason},
  		Reason :: term().
  %% @doc Write a DIAMETER AAR event to disk log.
  auth_log(Protocol, Server, Subscriber, OriginHost, OriginRealm, AuthType,
  		ResultCode) ->
  	TS = erlang:system_time(?MILLISECOND),
  
negative.code: 		ResponseAttributes :: radius_attributes:attributes(),
  		Result :: ok | {error, Reason},
  		Reason :: term().
  %% @doc Write a RADIUS event to authorization log.
  auth_log(Protocol, Server, Client, Type, RequestAttributes, ResponseAttributes) ->
  	TS = erlang:system_time(?MILLISECOND),
  	Event = {TS, Protocol, node(), Server, Client, Type,
  