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| author | Loïc Hoguin <[email protected]> | 2011-06-06 13:48:41 +0200 |
|---|---|---|
| committer | Loïc Hoguin <[email protected]> | 2011-06-06 13:48:41 +0200 |
| commit | 2fa1e5392802a271eb530f782e293d2a2a7895a2 (patch) | |
| tree | b2b314eb518c4ff5b75bea8986d9feaefdb9e130 /src/cowboy_http_websocket.erl | |
| parent | 919fa638ee24250a9f1def27b82f9f7648324d4a (diff) | |
| download | cowboy-2fa1e5392802a271eb530f782e293d2a2a7895a2.tar.gz cowboy-2fa1e5392802a271eb530f782e293d2a2a7895a2.tar.bz2 cowboy-2fa1e5392802a271eb530f782e293d2a2a7895a2.zip | |
Compile the binary match pattern for websockets only once.
Diffstat (limited to 'src/cowboy_http_websocket.erl')
| -rw-r--r-- | src/cowboy_http_websocket.erl | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/cowboy_http_websocket.erl b/src/cowboy_http_websocket.erl index 8acc842..1b0691f 100644 --- a/src/cowboy_http_websocket.erl +++ b/src/cowboy_http_websocket.erl @@ -23,12 +23,14 @@ origin = undefined :: undefined | binary(), challenge = undefined :: undefined | binary(), timeout = infinity :: timeout(), - messages = undefined :: undefined | {atom(), atom(), atom()} + messages = undefined :: undefined | {atom(), atom(), atom()}, + eop :: tuple() }). -spec upgrade(module(), any(), #http_req{}) -> ok. upgrade(Handler, Opts, Req) -> - case catch websocket_upgrade(#state{handler=Handler, opts=Opts}, Req) of + EOP = binary:compile_pattern(<< 255 >>), + case catch websocket_upgrade(#state{handler=Handler, opts=Opts, eop=EOP}, Req) of {ok, State, Req2} -> handler_init(State, Req2); {'EXIT', _Reason} -> upgrade_error(Req) end. @@ -135,8 +137,8 @@ websocket_data(State, Req, HandlerState, Data) -> %% We do not support any frame type other than 0 yet. Just like the specs. -spec websocket_frame(#state{}, #http_req{}, any(), binary(), byte()) -> ok. -websocket_frame(State, Req, HandlerState, Data, 0) -> - case binary:match(Data, << 255 >>) of +websocket_frame(State=#state{eop=EOP}, Req, HandlerState, Data, 0) -> + case binary:match(Data, EOP) of {Pos, 1} -> Pos2 = Pos - 1, << 0, Frame:Pos2/binary, 255, Rest/bits >> = Data, |