Remove the dependency on Ranch

We instead of two new modules, gun_tcp and gun_tls.
They only have 6 functions so far, much less than
what Ranch provided before.

Also renames ssl to tls where applicable. It's still
possible to use the ssl transport option but it's now
undocumented.

1 files changed, 49 insertions, 0 deletions

diff --git a/src/gun_tcp.erl b/src/gun_tcp.erl
new file mode 100644
index 0000000..80bc45b
--- /dev/null
+++ b/src/gun_tcp.erl
@@ -0,0 +1,49 @@
+%% Copyright (c) 2011-2018, Loïc Hoguin <[email protected]>
+%%
+%% 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(gun_tcp).
+
+-export([messages/0]).
+-export([connect/4]).
+-export([send/2]).
+-export([setopts/2]).
+-export([sockname/1]).
+-export([close/1]).
+
+messages() -> {tcp, tcp_closed, tcp_error}.
+
+-spec connect(inet:ip_address() | inet:hostname(),
+	inet:port_number(), any(), timeout())
+	-> {ok, inet:socket()} | {error, atom()}.
+connect(Host, Port, Opts, Timeout) when is_integer(Port) ->
+	gen_tcp:connect(Host, Port,
+		Opts ++ [binary, {active, false}, {packet, raw}],
+		Timeout).
+
+-spec send(inet:socket(), iodata()) -> ok | {error, atom()}.
+send(Socket, Packet) ->
+	gen_tcp:send(Socket, Packet).
+
+-spec setopts(inet:socket(), list()) -> ok | {error, atom()}.
+setopts(Socket, Opts) ->
+	inet:setopts(Socket, Opts).
+
+-spec sockname(inet:socket())
+	-> {ok, {inet:ip_address(), inet:port_number()}} | {error, atom()}.
+sockname(Socket) ->
+	inet:sockname(Socket).
+
+-spec close(inet:socket()) -> ok.
+close(Socket) ->
+	gen_tcp:close(Socket).