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Diffstat (limited to 'src/gun_ws_handler.erl')
-rw-r--r-- | src/gun_ws_handler.erl | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/gun_ws_handler.erl b/src/gun_ws_handler.erl new file mode 100644 index 0000000..4356ab5 --- /dev/null +++ b/src/gun_ws_handler.erl @@ -0,0 +1,35 @@ +%% Copyright (c) 2017, 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_ws_handler). + +-export([init/3]). +-export([handle/2]). + +-record(state, { + reply_to :: pid(), + frag_buffer = <<>> :: binary() +}). + +init(ReplyTo, _, _) -> + #state{reply_to=ReplyTo}. + +handle({fragment, nofin, _, Payload}, State=#state{frag_buffer=SoFar}) -> + State#state{frag_buffer= << SoFar/binary, Payload/binary >>}; +handle({fragment, fin, Type, Payload}, State=#state{reply_to=ReplyTo, frag_buffer=SoFar}) -> + ReplyTo ! {gun_ws, self(), {Type, << SoFar/binary, Payload/binary >>}}, + State#state{frag_buffer= <<>>}; +handle(Frame, State=#state{reply_to=ReplyTo}) -> + ReplyTo ! {gun_ws, self(), Frame}, + State. |