Identify Beacon Frame

[Gunjan Mehta]

Then how do i capture the beacon frames?

On Fri, Aug 28, 2015 at 10:40 PM, Jeff Haran <Jeff.Haran at citrix.com> wrote:

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> *From:* kernelnewbies-bounces at kernelnewbies.org [mailto:
> kernelnewbies-bounces at kernelnewbies.org] *On Behalf Of *Gunjan Mehta
> *Sent:* Friday, August 28, 2015 9:21 AM
> *To:* kernelnewbies; netfilter-devel at vger.kernel.org
> *Subject:* Identify Beacon Frame
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> Hi All,
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> I am new to kernel development. I am writing a kernel module that captures
> packet at the netfilter pre - routing hook.
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> I only want to capture the BEACON FRAME.
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> I have few queries:
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> 1>When the beacon frame comes to receiving machine do the sk_buff gets
> allocated?
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> 2> How can i identify the beacon frame at the pre routing hook?
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> 3> Beacon frame consist of a string for authentication of client with the
> server, can i use sk_buff pointers to get access to that string, if sk_buff
> is allocated?
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> Regards
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> Gunjan
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> These beacon frames do not appear to be IP packets. If that is true, I
> don’t think you are going to see them in any netfilter hooks.
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> Jeff Haran
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