Unix Programming - Re: a trigger for changes to network interfaces (equivalent of WSAEventSelect with FD

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Re: a trigger for changes to network interfaces (equivalent of WSAEventSelect with FD_

Maxim Yegorushkin

2007-06-20, 1:26 pm

On 20 Jun, 15:03, aiooua <aio...@gmail.com> wrote:
> Hi,
>
> Is there a way to register a socket descriptor with select, so that
> one gets notified every time the underlying network interfaces change.
> On Windows, I can use WSAEventSelect with FD_ADDRESS_ LIST_CHANGE to
> receive notification of local address list changes for the address
> family of the socket. What's the Unix equivalent for the same
> functionality?
>
> In general, is there a way to get triggered when the underlying
> network connectivity changes?

For Linux, you could look at NetworkManager, which provides this kind
of notifications via dbus.
http://people.redhat.com/dcbw/Netwo...chitecture.html (please
follow "Read the NetworkManager API documentation" link)