[Click] how the push and pull implement in the bottom code

[sandeep]

Please have a look at http://read.cs.ucla.edu/click/clickunderhood which
also gives some info about how click builds configuration graphs.

Kind Regards,
Sandeep,
PhD Student,
CTVR <http://ctvr.ie/> - Trinity College Dublin

On Mon, Oct 31, 2011 at 9:16 AM, Beyers Cronje <bcronje at gmail.com> wrote:

> Hi,
>
> The main Click loop is in RouterThread::driver() which can be found at
> click/lib/routerthread.cc
> https://github.com/kohler/click/blob/master/lib/routerthread.cc#L569
>
> Essentially RouterThread::driver() calls the pending Tasks, elements that
> implement Task include elements like FromDevice/PollDevice/ToDevice etc.
> These task elements are *typically* located at the beginning of the push or
> pull path and within the Task's execution function the element calls the
> next elements push/pull in the graph, and this carries on until the packet
> reaches the last element in the path or until one of the elements kills the
> packet and returns without pushing/pulling the packet on.
>
> How Click builds the configuration graphs is another question and something
> that I personally havent looked into in much detail yet, maybe someone else
> on the list can shed some info on this.
>
> Beyers
>
>
> On Mon, Oct 31, 2011 at 9:10 AM, kele kele <jinkelei87 at gmail.com> wrote:
>
> >  Hi,
> >       I'm doing some reash on click. Now a problem confuse me, how the
> > push and pull implement in the bottom code in click. I have tried to find
> >  the relate code in click sorce code, but I'm failed. Can anybody help
> me,
> > tell me the mechanism of push and pull in click and the related code
> > location in click source code. Very thanks.
> >
> >                Kelei Jin
> > _______________________________________________
> > click mailing list
> > click at amsterdam.lcs.mit.edu
> > https://amsterdam.lcs.mit.edu/mailman/listinfo/click
> >
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