private static void decodeSelectors(Interest interest, TlvDecoder decoder,
bool copy)
{
int endOffset = decoder.readNestedTlvsStart(net.named_data.jndn.encoding.tlv.Tlv.Selectors);
interest.setMinSuffixComponents((int) decoder
.readOptionalNonNegativeIntegerTlv(net.named_data.jndn.encoding.tlv.Tlv.MinSuffixComponents,
endOffset));
interest.setMaxSuffixComponents((int) decoder
.readOptionalNonNegativeIntegerTlv(net.named_data.jndn.encoding.tlv.Tlv.MaxSuffixComponents,
endOffset));
if (decoder.peekType(net.named_data.jndn.encoding.tlv.Tlv.PublisherPublicKeyLocator, endOffset))
decodeKeyLocator(net.named_data.jndn.encoding.tlv.Tlv.PublisherPublicKeyLocator,
interest.getKeyLocator(), decoder, copy);
else
interest.getKeyLocator().clear();
if (decoder.peekType(net.named_data.jndn.encoding.tlv.Tlv.Exclude, endOffset))
decodeExclude(interest.getExclude(), decoder, copy);
else
interest.getExclude().clear();
interest.setChildSelector((int) decoder
.readOptionalNonNegativeIntegerTlv(net.named_data.jndn.encoding.tlv.Tlv.ChildSelector, endOffset));
interest.setMustBeFresh(decoder.readBooleanTlv(net.named_data.jndn.encoding.tlv.Tlv.MustBeFresh,
endOffset));
decoder.finishNestedTlvs(endOffset);
}
static void Main(string[] args)
{
var interest = new Interest();
interest.wireDecode(new Blob(TlvInterest));
Console.Out.WriteLine("Interest:");
dumpInterest(interest);
// Set the name again to clear the cached encoding so we encode again.
interest.setName(interest.getName());
var encoding = interest.wireEncode();
Console.Out.WriteLine("");
Console.Out.WriteLine("Re-encoded interest " + encoding.toHex());
var reDecodedInterest = new Interest();
reDecodedInterest.wireDecode(encoding);
Console.Out.WriteLine("");
Console.Out.WriteLine("Re-decoded Interest:");
dumpInterest(reDecodedInterest);
var freshInterest = new Interest(new Name("/ndn/abc"));
freshInterest.setMinSuffixComponents(4);
freshInterest.setMaxSuffixComponents(6);
freshInterest.setInterestLifetimeMilliseconds(30000);
freshInterest.setChildSelector(1);
freshInterest.setMustBeFresh(true);
freshInterest.getKeyLocator().setType(KeyLocatorType.KEY_LOCATOR_DIGEST);
freshInterest.getKeyLocator().setKeyData
(new Blob(new byte[] {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F }));
freshInterest.getExclude().appendComponent(new Name("abc").get(0)).appendAny();
var identityStorage = new MemoryIdentityStorage();
var privateKeyStorage = new MemoryPrivateKeyStorage();
var keyChain = new KeyChain
(new IdentityManager(identityStorage, privateKeyStorage),
new SelfVerifyPolicyManager(identityStorage));
// Initialize the storage.
var keyName = new Name("/testname/DSK-123");
var certificateName = keyName.getSubName(0, keyName.size() - 1).append
("KEY").append(keyName.get(-1)).append("ID-CERT").append("0");
identityStorage.addKey(keyName, KeyType.RSA, new Blob(DEFAULT_RSA_PUBLIC_KEY_DER));
privateKeyStorage.setKeyPairForKeyName
(keyName, KeyType.RSA, new ByteBuffer(DEFAULT_RSA_PUBLIC_KEY_DER),
new ByteBuffer(DEFAULT_RSA_PRIVATE_KEY_DER));
// Make a Face just so that we can sign the interest.
var face = new Face("localhost");
face.setCommandSigningInfo(keyChain, certificateName);
face.makeCommandInterest(freshInterest);
Interest reDecodedFreshInterest = new Interest();
reDecodedFreshInterest.wireDecode(freshInterest.wireEncode());
Console.Out.WriteLine("");
Console.Out.WriteLine("Re-decoded fresh Interest:");
dumpInterest(reDecodedFreshInterest);
VerifyCallbacks callbacks = new VerifyCallbacks("Freshly-signed Interest");
keyChain.verifyInterest(reDecodedFreshInterest, callbacks, callbacks);
}
public void testMatchesData()
{
Interest interest = new Interest(new Name("/A"));
interest.setMinSuffixComponents(2);
interest.setMaxSuffixComponents(2);
interest.getKeyLocator().setType(net.named_data.jndn.KeyLocatorType.KEYNAME);
interest.getKeyLocator().setKeyName(new Name("/B"));
interest.getExclude().appendComponent(new Name.Component("J"));
interest.getExclude().appendAny();
Data data = new Data(new Name("/A/D"));
Sha256WithRsaSignature signature = new Sha256WithRsaSignature();
signature.getKeyLocator().setType(net.named_data.jndn.KeyLocatorType.KEYNAME);
signature.getKeyLocator().setKeyName(new Name("/B"));
data.setSignature(signature);
Assert.AssertEquals(true, interest.matchesData(data));
// Check violating MinSuffixComponents.
Data data1 = new Data(data);
data1.setName(new Name("/A"));
Assert.AssertEquals(false, interest.matchesData(data1));
Interest interest1 = new Interest(interest);
interest1.setMinSuffixComponents(1);
Assert.AssertEquals(true, interest1.matchesData(data1));
// Check violating MaxSuffixComponents.
Data data2 = new Data(data);
data2.setName(new Name("/A/E/F"));
Assert.AssertEquals(false, interest.matchesData(data2));
Interest interest2 = new Interest(interest);
interest2.setMaxSuffixComponents(3);
Assert.AssertEquals(true, interest2.matchesData(data2));
// Check violating PublisherPublicKeyLocator.
Data data3 = new Data(data);
Sha256WithRsaSignature signature3 = new Sha256WithRsaSignature();
signature3.getKeyLocator().setType(net.named_data.jndn.KeyLocatorType.KEYNAME);
signature3.getKeyLocator().setKeyName(new Name("/G"));
data3.setSignature(signature3);
Assert.AssertEquals(false, interest.matchesData(data3));
Interest interest3 = new Interest(interest);
interest3.getKeyLocator().setType(net.named_data.jndn.KeyLocatorType.KEYNAME);
interest3.getKeyLocator().setKeyName(new Name("/G"));
Assert.AssertEquals(true, interest3.matchesData(data3));
Data data4 = new Data(data);
data4.setSignature(new DigestSha256Signature());
Assert.AssertEquals(false, interest.matchesData(data4));
Interest interest4 = new Interest(interest);
interest4.setKeyLocator(new KeyLocator());
Assert.AssertEquals(true, interest4.matchesData(data4));
// Check violating Exclude.
Data data5 = new Data(data);
data5.setName(new Name("/A/J"));
Assert.AssertEquals(false, interest.matchesData(data5));
Interest interest5 = new Interest(interest);
interest5.getExclude().clear();
interest5.getExclude().appendComponent(new Name.Component("K"));
interest5.getExclude().appendAny();
Assert.AssertEquals(true, interest5.matchesData(data5));
// Check violating Name.
Data data6 = new Data(data);
data6.setName(new Name("/H/I"));
Assert.AssertEquals(false, interest.matchesData(data6));
Data data7 = new Data(data);
data7.setName(new Name("/A/B"));
Interest interest7 = new Interest(
new Name(
"/A/B/sha256digest="
+ "54008e240a7eea2714a161dfddf0dd6ced223b3856e9da96792151e180f3b128"));
Assert.AssertEquals(true, interest7.matchesData(data7));
// Check violating the implicit digest.
Interest interest7b = new Interest(new Name(
"/A/B/%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00"
+ "%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00"));
Assert.AssertEquals(false, interest7b.matchesData(data7));
// Check excluding the implicit digest.
Interest interest8 = new Interest(new Name("/A/B"));
interest8.getExclude().appendComponent(interest7.getName().get(2));
Assert.AssertEquals(false, interest8.matchesData(data7));
}