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hackney
0.13.1
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0.14.1
0.14.0
0.13.1
Simple HTTP client with HTTP/1.1, HTTP/2, and HTTP/3 support
Security advisory:
This version has known vulnerabilities.
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src/hackney_connect/hackney_tcp_transport.erl
%%% -*- erlang -*-
%%%
%%% This file is part of hackney released under the Apache 2 license.
%%% See the NOTICE for more information.
%%%
%%% Copyright (c) 2011-2012, Loïc Hoguin <essen@ninenines.eu>
%%%
-module(hackney_tcp_transport).
-export([messages/1,
connect/3, connect/4,
recv/2, recv/3,
send/2,
setopts/2,
controlling_process/2,
peername/1,
close/1,
sockname/1]).
%% @doc Atoms used to identify messages in {active, once | true} mode.
messages(_) -> {tcp, tcp_closed, tcp_error}.
connect(Host, Port, Opts) ->
connect(Host, Port, Opts, infinity).
connect(Host, Port, Opts, Timeout) when is_list(Host), is_integer(Port),
(Timeout =:= infinity orelse is_integer(Timeout)) ->
%% filter options
AcceptedOpts = [linger, nodelay, keepalive, send_timeout,
send_timeout_close, raw, inet6],
BaseOpts = [binary, {active, false}, {packet, raw}, {nodelay, true}],
Opts1 = hackney_util:filter_options(Opts, AcceptedOpts, BaseOpts),
%% connect
gen_tcp:connect(Host, Port, Opts1, Timeout).
recv(Socket, Length) ->
recv(Socket, Length, infinity).
%% @doc Receive a packet from a socket in passive mode.
%% @see gen_tcp:recv/3
-spec recv(inet:socket(), non_neg_integer(), timeout())
-> {ok, any()} | {error, closed | atom()}.
recv(Socket, Length, Timeout) ->
gen_tcp:recv(Socket, Length, Timeout).
%% @doc Send a packet on a socket.
%% @see gen_tcp:send/2
-spec send(inet:socket(), iolist()) -> ok | {error, atom()}.
send(Socket, Packet) ->
gen_tcp:send(Socket, Packet).
%% @doc Set one or more options for a socket.
%% @see inet:setopts/2
-spec setopts(inet:socket(), list()) -> ok | {error, atom()}.
setopts(Socket, Opts) ->
inet:setopts(Socket, Opts).
%% @doc Assign a new controlling process <em>Pid</em> to <em>Socket</em>.
%% @see gen_tcp:controlling_process/2
-spec controlling_process(inet:socket(), pid())
-> ok | {error, closed | not_owner | atom()}.
controlling_process(Socket, Pid) ->
gen_tcp:controlling_process(Socket, Pid).
%% @doc Return the address and port for the other end of a connection.
%% @see inet:peername/1
-spec peername(inet:socket())
-> {ok, {inet:ip_address(), inet:port_number()}} | {error, atom()}.
peername(Socket) ->
inet:peername(Socket).
%% @doc Close a TCP socket.
%% @see gen_tcp:close/1
-spec close(inet:socket()) -> ok.
close(Socket) ->
gen_tcp:close(Socket).
%% @doc Get the local address and port of a socket
%% @see inet:sockname/1
-spec sockname(inet:socket())
-> {ok, {inet:ip_address(), inet:port_number()}} | {error, atom()}.
sockname(Socket) ->
inet:sockname(Socket).