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Use binary:match/2 instead of binary:split/2 in cowboy_http

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Also fix a bug introduced in a previous commit.
This commit is contained in:
Loïc Hoguin 2012-09-23 21:25:54 +02:00
parent ff3c5c7f45
commit 332c274d87
1 changed files with 14 additions and 9 deletions
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23
src/cowboy_http.erl
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@ -95,17 +95,22 @@ request_line(Data) ->
%% We just want to extract the path/qs and skip everything else.
%% We do not really parse the URI, nor do we need to.
uri_to_abspath(Data, Fun) ->
case binary:split(Data, <<" ">>) of
[_] -> %% We require the HTTP version.
case binary:match(Data, <<" ">>) of
nomatch -> %% We require the HTTP version.
{error, badarg};
[URI, Rest] ->
case binary:split(URI, <<"://">>) of
[_] -> %% Already is a path or "*".
{Pos1, _} ->
<< URI:Pos1/binary, _:8, Rest/bits >> = Data,
case binary:match(URI, <<"://">>) of
nomatch -> %% Already is a path or "*".
Fun(Rest, URI);
[_, NoScheme] ->
case binary:split(NoScheme, <<"/">>) of
[_] -> <<"/">>;
[_, NoHost] -> Fun(Rest, << "/", NoHost/binary >>)
{Pos2, _} ->
<< _:Pos2/binary, _:24, NoScheme/bits >> = Rest,
case binary:match(NoScheme, <<"/">>) of
nomatch ->
Fun(Rest, <<"/">>);
{Pos3, _} ->
<< _:Pos3/binary, _:8, NoHost/bits >> = NoScheme,
Fun(Rest, << "/", NoHost/binary >>)
end
end
end.