[Ns-bugs] [Bug 491] It is painful to enable all checksums

[code@nsnam.ece.gatech.edu]

http://www.nsnam.org/bugzilla/show_bug.cgi?id=491





--- Comment #10 from Tom Henderson <tomh at tomh.org>  2009-04-28 01:54:11 EDT ---
(In reply to comment #9)
> Forgot to hg add the two new (very small) files.
> 
> You now have a singleton object with global configuration information.  From
> examples/emu-ping.cc turning on checksums is a one-liner:
> 
>   System ()->SetAttribute ("CalcChecksum", BooleanValue (true));
> 
> The protocols do something like,
> 
>   BooleanValue b;
>   System ()->GetAttribute ("CalcChecksum", b);
> 
>   if(m_calcChecksum || b.Get ())
>     {
>       ...
> 

I would be fine with this solution, although it does not use one attribute or
global value to set the others, the net user-visible behavior is the same.


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