From: Mark Smith <lk-netdev@lk-netdev.nosense.org>
To: Venkata Mohan Reddy <mohanreddykv@gmail.com>
Cc: Brian Haley <brian.haley@hp.com>, netdev@vger.kernel.org
Subject: Re: Help On function to get IPV6 address of an interface in kernel
Date: Sun, 7 Mar 2010 09:53:02 +1030 [thread overview]
Message-ID: <20100307095302.634fd08f@opy.nosense.org> (raw)
In-Reply-To: <20100305154932.GA5139@mohan-laptop>
On Fri, 5 Mar 2010 21:19:34 +0530
Venkata Mohan Reddy <mohanreddykv@gmail.com> wrote:
> Thanks a lot Brain. ipv6_get_lladdr() helped me. Actually I want to get site-local or univeral(global) address. Though there is no direct function to get theseaddresses, ipv6_get_lladdr() shows how we can get the other addresses too.
>
Site-locals are deprecated (http://www.rfc-editor.org/rfc/rfc3879.txt),
so I wouldn't think you'll ever find a site-local specific address
function. If you do find one, I'd be fairly sure it'd go away.
> Thanks,
> Mohan Reddy
>
> On Thu, Mar 04, 2010 at 11:17:39AM -0500, Brian Haley wrote:
> > Mohan Reddy wrote:
> > > Hi,
> > >
> > > Is there a function or a way in kernel to get an interface ipv6 address if interface name or net_device object is known? I searched in the kernel i got a function ipv6_get_ifaddr(). But it is expecting an ipv6 address as a parameter.
> >
> > What type of IPv6 address? For link-locals you can use ipv6_get_lladdr(), but
> > for others ipv6_dev_get_saddr() is more comprehensive, but you'll need a
> > destination address. There's lots of reference code in addrconf.c to do
> > other things.
> >
> > -Brian
> --
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prev parent reply other threads:[~2010-03-06 23:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-04 9:41 Help On function to get IPV6 address of an interface in kernel Mohan Reddy
2010-03-04 16:17 ` Brian Haley
2010-03-05 15:49 ` Venkata Mohan Reddy
2010-03-06 23:23 ` Mark Smith [this message]
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