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Re: ARIN Policy on IP-based Web Hosting

  • From: Peter van Dijk
  • Date: Thu Aug 31 09:45:38 2000

On Thu, Aug 31, 2000 at 09:34:43AM -0400, Andrew Brown wrote:
> two things would improve ftp: some sort of tls for the control channel
> (and maybe the data channel as well), and kernel support for the data
> channel.  all i mean by this is the ftpd opens the file to be sent,
> the socket to which the data needs to be read, and passes them both to
> the kernel saying "splice these together, would you?"  no more kernel-
> to-userland-and-back copies, the kernel will *know* when the receiver
> can take more data, and the ftpd can "abor" whenever it needs to by
> closing the data socket.  this feature would, of course, be mutually
> exclusive with the optional encryption.

That feature has been present in Linux and FreeBSD for some time now.
It's called 'sendfile'.

Greetz, Peter.
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