%% Copyright (c) 2011, Loïc Hoguin %% %% Permission to use, copy, modify, and/or distribute this software for any %% purpose with or without fee is hereby granted, provided that the above %% copyright notice and this permission notice appear in all copies. %% %% THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES %% WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF %% MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR %% ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES %% WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN %% ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF %% OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -module(cowboy_tcp_transport). -export([name/0, listen/1, accept/1, recv/3, send/2, setopts/2, controlling_process/2, peername/1, close/1]). -include("include/types.hrl"). -spec name() -> tcp. name() -> tcp. -spec listen([{port, Port::port_number()}]) -> {ok, LSocket::socket()} | {error, Reason::posix()}. listen(Opts) -> {port, Port} = lists:keyfind(port, 1, Opts), gen_tcp:listen(Port, [binary, {active, false}, {packet, raw}, {reuseaddr, true}]). -spec accept(LSocket::socket()) -> {ok, Socket::socket()} | {error, Reason::closed | timeout | posix()}. accept(LSocket) -> gen_tcp:accept(LSocket). -spec recv(Socket::socket(), Length::integer(), Timeout::timeout()) -> {ok, Packet::term()} | {error, Reason::closed | posix()}. recv(Socket, Length, Timeout) -> gen_tcp:recv(Socket, Length, Timeout). -spec send(Socket::socket(), Packet::iolist()) -> ok | {error, Reason::posix()}. send(Socket, Packet) -> gen_tcp:send(Socket, Packet). -spec setopts(Socket::socket(), Opts::list(term())) -> ok | {error, Reason::posix()}. setopts(Socket, Opts) -> inet:setopts(Socket, Opts). -spec controlling_process(Socket::socket(), Pid::pid()) -> ok | {error, Reason::closed | not_owner | posix()}. controlling_process(Socket, Pid) -> gen_tcp:controlling_process(Socket, Pid). -spec peername(Socket::socket()) -> {ok, {Address::ip_address(), Port::port_number()}} | {error, posix()}. peername(Socket) -> inet:peername(Socket). -spec close(Socket::socket()) -> ok. close(Socket) -> gen_tcp:close(Socket).