%%
%% %CopyrightBegin%
%% 
%% Copyright Ericsson AB 2007-2009. All Rights Reserved.
%% 
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%% 
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%% 
%% %CopyrightEnd%
%%
%% SCTP protocol contribution by Leonid Timochouk and Serge Aleynikov.
%% See also: $ERL_TOP/lib/kernel/AUTHORS
%%
%%
-module(inet6_sctp).

%% This module provides functions for communicating with
%% sockets using the SCTP protocol.  The implementation assumes that
%% the OS kernel supports SCTP providing user-level SCTP Socket API:
%%     http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13

-include("inet_sctp.hrl").
-include("inet_int.hrl").

-define(FAMILY, inet6).
-export([getserv/1,getaddr/1,getaddr/2,translate_ip/1]).
-export([open/1,close/1,listen/2,connect/5,sendmsg/3,recv/2]).



getserv(Port) when is_integer(Port) -> {ok, Port};
getserv(Name) when is_atom(Name) ->
    inet:getservbyname(Name, sctp);
getserv(_) ->
    {error,einval}.

getaddr(Address) ->
    inet:getaddr(Address, ?FAMILY).
getaddr(Address, Timer) ->
    inet:getaddr_tm(Address, ?FAMILY, Timer).

translate_ip(IP) ->
    inet:translate_ip(IP, ?FAMILY).


    
open(Opts) ->
    case inet:sctp_options(Opts, ?MODULE) of
	{ok,#sctp_opts{fd=Fd,ifaddr=Addr,port=Port,opts=SOs}} ->
	    inet:open(Fd, Addr, Port, SOs, sctp, ?FAMILY, ?MODULE);
	Error -> Error
    end.

close(S) ->
    prim_inet:close(S).

listen(S, Flag) ->
    prim_inet:listen(S, Flag).

connect(S, Addr, Port, Opts, Timer) ->
    inet_sctp:connect(S, Addr, Port, Opts, Timer).

sendmsg(S, SRI, Data) ->
    prim_inet:sendmsg(S, SRI, Data).

recv(S, Timeout) ->
    prim_inet:recvfrom(S, 0, Timeout).