From 172800967c2d53251d7cb1015e3c957c5b065bb1 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= Date: Mon, 5 Dec 2022 17:22:09 +0100 Subject: Document Websocket subprotocol negotiation --- src/gun_ws_protocol.erl | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 src/gun_ws_protocol.erl (limited to 'src/gun_ws_protocol.erl') diff --git a/src/gun_ws_protocol.erl b/src/gun_ws_protocol.erl new file mode 100644 index 0000000..7b0cc5c --- /dev/null +++ b/src/gun_ws_protocol.erl @@ -0,0 +1,25 @@ +%% Copyright (c) 2022, 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(gun_ws_protocol). + +-type protocol_state() :: any(). +-export_type([protocol_state/0]). + +-callback init(pid(), reference(), cow_http:headers(), gun:ws_opts()) + -> {ok, protocol_state()}. + +-callback handle(cow_ws:frame(), State) + -> {ok, non_neg_integer(), State} + when State::protocol_state(). -- cgit v1.2.3