From: Brian Haley <brian.haley@hp.com>
To: Balazs Scheidler <bazsi@balabit.hu>
Cc: netfilter-devel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH 13/13] TProxy: use the interface primary IP address as a default value for --on-ip
Date: Mon, 21 Sep 2009 14:00:39 -0400 [thread overview]
Message-ID: <4AB7BF47.2030404@hp.com> (raw)
In-Reply-To: <1253548005.12519.13.camel@bzorp.balabit>
Balazs Scheidler wrote:
> #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
> +
> +static inline const struct in6_addr *
> +tproxy_laddr6(struct sk_buff *skb, const struct in6_addr *user_laddr, const struct in6_addr *daddr)
> +{
> + struct inet6_dev *indev;
> + struct inet6_ifaddr *ifa;
> + struct in6_addr *laddr;
> +
> + if (!ipv6_addr_any(user_laddr))
> + return user_laddr;
> +
> + laddr = NULL;
> + rcu_read_lock();
> + indev = __in6_dev_get(skb->dev);
> + if (indev && (ifa = indev->addr_list)) {
> + laddr = &ifa->addr;
> + }
> + rcu_read_unlock();
> +
> + return laddr ? laddr : daddr;
> +}
You should call ipv6_dev_get_saddr() to get a source address based on the target
destination address.
-Brian
next prev parent reply other threads:[~2009-09-21 18:00 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-21 14:46 [PATCH 13/13] TProxy: use the interface primary IP address as a default value for --on-ip Balazs Scheidler
2009-09-21 18:00 ` Brian Haley [this message]
2009-09-22 6:38 ` Balazs Scheidler
2009-09-22 14:17 ` Brian Haley
2009-09-25 18:07 ` Balazs Scheidler
2009-09-28 16:16 ` Brian Haley
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