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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 1999-2013. 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%
%%
%%
%%% Purpose : Reflect TLS specific API options (fairly simple wrapper at the moment)
-module(tls).
-include("ssl_api.hrl").
-include("ssl_internal.hrl").
-export([connect/2, connect/3, listen/2, accept/1, accept/2,
handshake/1, handshake/2, handshake/3]).
%%--------------------------------------------------------------------
-spec connect(host() | port(), [connect_option()]) -> {ok, #sslsocket{}} |
{error, reason()}.
-spec connect(host() | port(), [connect_option()] | inet:port_number(),
timeout() | list()) ->
{ok, #sslsocket{}} | {error, reason()}.
-spec connect(host() | port(), inet:port_number(), list(), timeout()) ->
{ok, #sslsocket{}} | {error, reason()}.
%%
%% Description: Connect to an TLS server.
%%--------------------------------------------------------------------
connect(Socket, Options) when is_port(Socket) ->
connect(Socket, Options, infinity).
connect(Socket, SslOptions, Timeout) when is_port(Socket) ->
TLSOpts = [{protocol, tls} | SslOptions],
ssl:connect(Socket, TLSOpts, Timeout);
connect(Host, Port, Options) ->
connect(Host, Port, Options, infinity).
connect(Host, Port, Options, Timeout) ->
TLSOpts = [{protocol, tls} | Options],
ssl:connect(Host, Port, TLSOpts, Timeout).
%%--------------------------------------------------------------------
-spec listen(inet:port_number(), [listen_option()]) ->{ok, #sslsocket{}} | {error, reason()}.
%%
%% Description: Creates an ssl listen socket.
%%--------------------------------------------------------------------
listen(Port, Options) ->
TLSOpts = [{protocol, tls} | Options],
ssl:listen(Port, TLSOpts).
%%--------------------------------------------------------------------
-spec accept(#sslsocket{}) -> {ok, #sslsocket{}} |
{error, reason()}.
-spec accept(#sslsocket{}, timeout()) -> {ok, #sslsocket{}} |
{error, reason()}.
%%
%% Description: Performs transport accept on an ssl listen socket
%%--------------------------------------------------------------------
accept(ListenSocket) ->
accept(ListenSocket, infinity).
accept(Socket, Timeout) ->
ssl:transport_accept(Socket, Timeout).
%%--------------------------------------------------------------------
-spec handshake(#sslsocket{}) -> ok | {error, reason()}.
-spec handshake(#sslsocket{} | port(), timeout()| [ssl_option()
| transport_option()]) ->
ok | {ok, #sslsocket{}} | {error, reason()}.
-spec handshake(port(), [ssl_option()| transport_option()], timeout()) ->
{ok, #sslsocket{}} | {error, reason()}.
%%
%% Description: Performs accept on an ssl listen socket. e.i. performs
%% ssl handshake.
%%--------------------------------------------------------------------
handshake(ListenSocket) ->
handshake(ListenSocket, infinity).
handshake(#sslsocket{} = Socket, Timeout) ->
ssl:ssl_accept(Socket, Timeout);
handshake(ListenSocket, SslOptions) when is_port(ListenSocket) ->
handshake(ListenSocket, SslOptions, infinity).
handshake(Socket, SslOptions, Timeout) when is_port(Socket) ->
ssl:ssl_accept(Socket, SslOptions, Timeout).
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