Re: Debug printing and file access

[Ravi <ravivsn@roc.co.in>]

Hi Kirk,
check out arp capturing method of linux.It uses dev_add_pack macro
Incase of not able to find out grep it.

Regards
Ravi

Kirk Bollinger wrote:
> On Fri, 23 May 2003, Ravi wrote:
> 
> 
>>Hi Kirk Bollinger,
>>If I understood your question correctly you wanted to print skb or in
>>other words want to send contents of skbuff to user space..
>>
>>Write a kernel module to copy the contents of skbuff to user space
>>Use dev_add_pack to capture the packets and have fun.
> 
> 
> yes, that's what I want to do. I'll checkout dev_add_pack and try the
> module method.
> 
> thanks!
> 
> -kirk
> 
> 
>>Ravi
>>
>>
>>Kirk Bollinger wrote:
>>
>>>I'm just starting to play around with the kernel.
>>>
>>>I want to know how most people do things like print out info and/or
>>>write to a file. I'm interested in playing with network code and wanted to
>>>print some parts of the skb's.
>>>
>>>for instance my first thing I tried to do is to print the destination
>>>address of all icmp ECHO_REPLY packets but haven't been able to get this
>>>to work.
>>>
>>>
>>>Any tutorials on this?
>>>
>>>thanks!
>>>
>>>-kirk
>>>
>>>--
>>>Kernelnewbies: Help each other learn about the Linux kernel.
>>>Archive:       http://mail.nl.linux.org/kernelnewbies/
>>>FAQ:           http://kernelnewbies.org/faq/
>>>
>>
>>
>>
> 
> --
> Kernelnewbies: Help each other learn about the Linux kernel.
> Archive:       http://mail.nl.linux.org/kernelnewbies/
> FAQ:           http://kernelnewbies.org/faq/
> 


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Ravi Kumar CH
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Hyderabad, India
Ph: +91-40-2335 1214 / 1175 / 1184

ROC home page <http://www.roc.co.in>



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