Re: Socket hack question.

Andi Kleen (ak@suse.de)
Wed, 18 Apr 2001 23:31:00 +0200


On Thu, Apr 19, 2001 at 12:28:52AM +0200, Joel Eriksson wrote:
> Hello,
>
> I am a kernel hacking newbie and am struggling to understand the
> networking subsystem. I would like to be able to add a systemcall,
> preferably asynchronous, that connects a socket with a filedescriptor
> (proxy(srcsd, dstfd)) so that everything received on srcsd is directly
> written to dstfd. The proxy should close when srcsd is closed or when
> a zero-size packet is sent (or something like that..).

That syscall already exists -- it's called sendfile.

-Andi
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