[Bug 28552] winhttp proxy doesn't work

wine-bugs at winehq.org wine-bugs at winehq.org
Thu Oct 6 07:24:37 CDT 2011


http://bugs.winehq.org/show_bug.cgi?id=28552

--- Comment #8 from Hans Leidekker <hans at meelstraat.net> 2011-10-06 07:24:37 CDT ---
(In reply to comment #7)
> André, can you elaborate on that conclusion? You mean connect/WSAConnect
> detects the system proxy and try to communicate over it?
> 
> What if only a HTTP proxy is configured it would be impossible to tunnel raw
> TCP sockets through HTTP in most of the cases due to the way http proxy works.
> 
> If a SOCKS proxy is configured then I would agree it's possible to tunnel any
> connection through proxy.
> 
> Or you mean when the connect/WSAConnect IP is the proxy IP the winsock dll
> tries to authenticate by itself using the correct configured protocol?
> 
> I would like to understand how did you concluded about that.

My understanding is that .NET has its own HTTP stack implemented 
on top of ws2_32, which calls WinHttpDetectAutoProxyConfigUrl to
retrieve proxy settings. So ws2_32 itself has nothing to do with
detecting proxies.

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