blob: 1ee801a55731af5e09af4b29903b99e67380de11 [file] [log] [blame]
/**
* @author: Jeff Thompson
* See COPYING for copyright and distribution information.
*/
#include <cstdlib>
#include <sstream>
#include <iostream>
#include "../ndn-cpp/interest.hpp"
#include "../ndn-cpp/data.hpp"
#include "../ndn-cpp/forwarding-entry.hpp"
#include "../ndn-cpp/security/key-chain.hpp"
using namespace std;
using namespace ndn;
unsigned char Interest1[] = {
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0x00, 0x00, 0x02, 0xd2, 0x8e, 0x31, 0x00, 0x00,
1
};
static inline string toString(const vector<unsigned char>& v)
{
if (!&v)
return "";
return string(&v[0], &v[0] + v.size());
}
static void dumpForwardingEntry(const ForwardingEntry& forwardingEntry)
{
cout << "action: " << forwardingEntry.getAction() << endl;
cout << "prefix: " << forwardingEntry.getPrefix().to_uri() << endl;
cout << "publisherPublicKeyDigest: "
<< (forwardingEntry.getPublisherPublicKeyDigest().getPublisherPublicKeyDigest().size() > 0 ? toHex(*forwardingEntry.getPublisherPublicKeyDigest().getPublisherPublicKeyDigest()) : "<none>") << endl;
cout << "faceId: ";
if (forwardingEntry.getFaceId() >= 0)
cout << forwardingEntry.getFaceId() << endl;
else
cout << "<none>" << endl;
cout << "forwardingFlags: ";
if (forwardingEntry.getForwardingFlags() >= 0)
cout << forwardingEntry.getForwardingFlags() << endl;
else
cout << "<none>" << endl;
cout << "freshnessSeconds: ";
if (forwardingEntry.getFreshnessSeconds() >= 0)
cout << forwardingEntry.getFreshnessSeconds() << endl;
else
cout << "<none>" << endl;
}
/**
* Show the interest name and scope, and expect the name to have 4 components where the last component is a data packet
* whose content is a forwarding entry.
*/
static void dumpInterestWithForwardingEntry(const Interest& interest)
{
if (interest.getName().getComponentCount() != 4) {
cout << "Error: expected the interest name to have 4 components. Got: " << interest.getName().to_uri() << endl;
return;
}
cout << "scope: ";
if (interest.getScope() >= 0)
cout << interest.getScope() << endl;
else
cout << "<none>" << endl;
cout << "name[0]: " << toString(*interest.getName().getComponent(0).getValue()) << endl;
cout << "name[1]: " << toHex(*interest.getName().getComponent(1).getValue()) << endl;
cout << "name[2]: " << toString(*interest.getName().getComponent(2).getValue()) << endl;
cout << "name[3] decoded as Data, showing content as ForwardingEntry: " << endl;
Data data;
data.wireDecode(*interest.getName().getComponent(3).getValue());
ForwardingEntry forwardingEntry;
forwardingEntry.wireDecode(*data.getContent());
dumpForwardingEntry(forwardingEntry);
}
int main(int argc, char** argv)
{
try {
Interest interest;
interest.wireDecode(Interest1, sizeof(Interest1));
cout << "Interest:" << endl;
dumpInterestWithForwardingEntry(interest);
Blob encoding = interest.wireEncode();
cout << endl << "Re-encoded interest " << toHex(*encoding) << endl;
Interest reDecodedInterest;
reDecodedInterest.wireDecode(*encoding);
cout << "Re-decoded Interest:" << endl;
dumpInterestWithForwardingEntry(reDecodedInterest);
} catch (exception& e) {
cout << "exception: " << e.what() << endl;
}
return 0;
}