[Click] Modification(handling) of an ip packet data field ?

ystar master yacdje77 at yahoo.fr
Wed Oct 20 03:07:29 EDT 2004


Hi Eddie,

Thank you for informations that you have provided. I
think that i have found the solution to access the
data  field by using th_off defined in the
include/clicknet/tcp.h. If there are another mean to
access data field, please inform me.

Thanks again
YacineI


 --- Eddie Kohler <kohler at cs.ucla.edu> a écrit : 

> Hi Yacine,
> 
> The general pattern is to "uniqueify" the packet,
> making sure that it is not 
> shared.  Then the "ip_header()" and "tcp_header()"
> return values will become 
> writable.  See IPMirror (elements/ip/ipmirror.cc)
> for an example.
> 
> Eddie



	

	
		
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