[ndnSIM] What is the correct namespace

[John Baugh]

Glad I could be helpful :)

On May 23, 2017 11:34 PM, "任沛" <renpei.bupt at qq.com> wrote:

> Hi John,
>
> I'm really appreciate for your help, the approach you provided works well!
>
> Thanks,
>
> Pei Ren
>
> ------------------
> 祝好！
>
>
>
> ------------------ Original ------------------
> *From: * "John Baugh";<jpbaugh at umich.edu>;
> *Date: * Tue, May 23, 2017 08:28 PM
> *To: * "任沛"<renpei.bupt at qq.com>;
> *Cc: * "ndnsim"<ndnsim at lists.cs.ucla.edu>;
> *Subject: * Re: [ndnSIM] What is the correct namespace
>
> Your second argument (testNode) is of type Ptr<Node>, but AddOrigins
> requires a NodeContainer:
>
> see the examples:
>
> https://ndnsim.net/2.3/examples.html
>
> AND documentation for NodeContainer:
>
> https://www.nsnam.org/~pdbarnes/docs-related/classns3_1_1_node_container.
> html
>
> Thanks,
>
> John
>
>
> On May 23, 2017 5:24 AM, "任沛" <renpei.bupt at qq.com> wrote:
>
> Hi John,
>
> Thank you for you reply, your suggestion really works! While after i
> compile the code, i got the error:
>
> no matching function for call to ‘ns3::ndn::GlobalRoutingHelper::AddOrigins(std::string&,
> ns3::Ptr<ns3::Node>&)’
>          ndnGlobalRoutingHelper.AddOrigins(prefix, testNode);
>
>         ^
>
> I don't know why the error will happen, cause the code
>
> ns3::Ptr<ns3::Node> testNode = ns3::Names::Find<ns3::Node>(tNode);
>
> now works well, the form of "testNode" is apparently ns3::Ptr<ns3::Node>?
>
> Thank you!
>
> Pei Ren
>
> ------------------ Original ------------------
> *From: * "John Baugh";<jpbaugh at umich.edu>;
> *Date: * Tue, May 23, 2017 04:48 PM
> *To: * "任沛"<renpei.bupt at qq.com>;
> *Cc: * "ndnsim"<ndnsim at lists.cs.ucla.edu>;
> *Subject: * Re: [ndnSIM] What is the correct namespace
>
> Perhaps you are missing #include directives?  For example, names.h is
> where Names lives.
>
> Names is a class declared in ns3, and inside ns3 namespace.
>
> So ns3::Names::Find might work?
>
> And GlobalRoutingHelper is in ndn-global-routing-helper.h
>
> Does this help?
>
> John
>
> On May 23, 2017 4:37 AM, "任沛" <renpei.bupt at qq.com> wrote:
>
>> Hi ndnSIM friends,
>>
>> In NFD/daemon/fw/forwarder.cpp, i add below codes to the onIncomingData():
>>
>> ns3::Ptr<ns3::Node> testNode = Names::Find<ns3::Node>(tNode);
>> ns3::ndn::GlobalRoutingHelper ndnGlobalRoutingHelper;
>> ndnGlobalRoutingHelper.AddOrigins(prefix, testNode);
>> ns3::ndn::GlobalRoutingHelper::CalculateRoutes();
>>
>> where "tNode" and "prefix" above is in the form of std::string. What i
>> tried to do is to tell all the another nodes that the current node can
>> provide the content with specific prefix. While when i compile the source
>> code, i got below message:
>>
>> 'Names' has not been declared
>> expected primary-expression before '>' token
>> 'GlobalRoutingHelper' is not a member of 'ns3::ndn'
>> expected ';' before 'ndnGlobalRoutingHelper'
>> 'ndnGlobalRoutingHelper' was not declareded in this scope
>> 'ns3::ndn::GlobalRoutingHelper' has not been declared
>>
>> What is the correct namespace?
>>
>> Look forward to your reply.
>>
>> Pei Ren
>>
>> _______________________________________________
>> ndnSIM mailing list
>> ndnSIM at lists.cs.ucla.edu
>> http://www.lists.cs.ucla.edu/mailman/listinfo/ndnsim
>>
>> Looking
>
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