simple network programming question

Byron Clark byron at
Mon Jan 14 21:03:13 MST 2008

On Mon, Jan 14, 2008 at 10:44:08PM -0500, Andres Gonzalez wrote:
> >> I am getting a "Permission denied" error (errno 13) when using
> >> sendto() on a UDP socket.  Any idea what might be causing this?
> The
> >> code works fine on a Windows box but not on my linux box.
> >
> > Just a guess, but are you trying to send to a broadcast address?  If
> so,
> > do you have the SO_BROADCAST socket option set?  This is a long shot
> > because setting SO_BROADCAST mostly looks the same on linux and
> winsock,
> > but I didn't see too many other EACCESS return points on the kernel
> > side.
> No, not trying to send to a broadcast address

Can you post the problematic code?

Byron Clark
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