[ndnSIM] ndnSIM: Modifying Interest Packet

[Junxiao Shi]

Hi Sabet

You are actually able to change the Link object from strategy in NFD 0.5.1,
but this is an undocumented feature and can disappear in NFD 0.6.0
https://redmine.named-data.net/issues/3162

Yours, Junxiao

On Feb 20, 2017 12:19, "Muhammad Hosain Abdollahi Sabet" <mhasabet at gmail.com>
wrote:

> Dear Junxaio,
>
> The point is that I want to substitute Link object. So I need to have the
> interest processed again, because this time it will be out of
> producerRegion and should be forwarded based on forwarding hint.
>
> Thanks,
> Sabet
>
>
> On Mon, Feb 20, 2017 at 10:42 PM, Junxiao Shi <
> shijunxiao at email.arizona.edu> wrote:
>
>> Hi Sabet
>>
>> Starting NFD 0.5.0, Strategy::sendInterest function allows the strategy
>> to directly specify the Interest packet to be sent out, so that you can
>> make a copy of the Interest and modify it as you need.
>>
>> auto outInterest = make_shared<Interest>(inInterest);
>> outInterest->setInterestLifetime(time::milliseconds(500));
>> this->sendInterest(pitEntry, outFace, *outInterest);
>>
>> Just make sure the copy of Interest is created in make_shared, and it
>> still matches the PIT entry which means you can't change
>> Name+Selectors+Link.
>>
>>
>>
>> I can make a copy of Interest and modify it. How can I get it
>> Forwarder::startProcessInterest to make it pass forwarding pipeline
>> again? I mean, what about the incoming face? Any suggestion?
>>
>> I don't know why you want the Interest to enter as an incoming Interest.
>> Where does it come from? (and that will be your incoming face)
>>
>> Yours, Junxiao
>>
>
>
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