Re: [squid-users] Implementation details of of proxying?

On Fri, Sep 13, 2013 at 4:15 AM, Jeffrey Walton <noloader_at_gmail.com> wrote:
> I'm looking for the implementation details of how squid proxies its
> connections. That is (in pseudo code):
>
> socket src = ... // client socket
> socket dest = ... // server socket
>
> int n = read(src, buffer)
> write(dest, buffer, n)
>
> I imagine its not that naive, and I'm really interested in the
> techniques squid uses to improve performance around that locus.

Hello.
Squid uses an event-driven approach, based on select(2) and its more
modern and effective heirs, depending on what the OS supports.
You can find most of the relevant code in the src/comm/ subdirectory
of the source tree, as well as in comm.cc

-- 
    /kinkie