From mboxrd@z Thu Jan  1 00:00:00 1970
From: Brian Haley <brian.haley@hp.com>
Subject: Re: Help On function to get IPV6 address of an interface in kernel
Date: Thu, 04 Mar 2010 11:17:39 -0500
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References: <20100304094103.GA6599@mohan-laptop>
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Cc: netdev@vger.kernel.org
To: Mohan Reddy <mohanreddykv@gmail.com>
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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