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Re: [lwip-members] UDP_FLAGS_CONNECTED in udp.c or socket layer?
From: |
Jani Monoses |
Subject: |
Re: [lwip-members] UDP_FLAGS_CONNECTED in udp.c or socket layer? |
Date: |
Mon, 3 Feb 2003 16:53:45 +0200 |
Linux has connect/disconnect operations down to low level like udp
I looked at [1] the Linux sources before making these changes
> On Mon, 3 Feb 2003, Jani Monoses wrote:
>
> > Hi Leon
> > I added that at the UDP level because it was udp_input that used to
> > discard packets not addressed to the current remote_ip.
> > So while connectedness is definitely a socket thing, a flag in UDP is a hint
> > for the UDP layer about this.I can't think of another method for this except
> > allowing packets regardless of their IP in udp_input and filtering them in
> > the upper layer.
>
[1] read: "stole ideas from" :)