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Use binary_to_integer instead of to list and back

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This commit is contained in:
Loïc Hoguin 2016-08-10 17:50:28 +02:00
parent 9966df9ad4
commit 83aa3f1b9c
4 changed files with 4 additions and 4 deletions
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2
src/cowboy_websocket.erl
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@ -91,7 +91,7 @@ websocket_upgrade(State, Req) ->
%% @todo Should probably send a 426 if the Upgrade header is missing.
[<<"websocket">>] = cowboy_req:parse_header(<<"upgrade">>, Req),
Version = cowboy_req:header(<<"sec-websocket-version">>, Req),
IntVersion = list_to_integer(binary_to_list(Version)),
IntVersion = binary_to_integer(Version),
true = (IntVersion =:= 7) orelse (IntVersion =:= 8)
orelse (IntVersion =:= 13),
Key = cowboy_req:header(<<"sec-websocket-key">>, Req),