public void setUp()
{
referenceInterest = new Interest();
try {
referenceInterest.wireDecode(new Blob(codedInterest, false));
} catch (EncodingException ex) {
// We don't expect this to happen.
referenceInterest = null;
}
}
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 onReceivedElement(ByteBuffer element)
{
LpPacket lpPacket = null;
if (element.get(0) == net.named_data.jndn.encoding.tlv.Tlv.LpPacket_LpPacket)
{
// Decode the LpPacket and replace element with the fragment.
lpPacket = new LpPacket();
// Set copy false so that the fragment is a slice which will be copied below.
// The header fields are all integers and don't need to be copied.
net.named_data.jndn.encoding.TlvWireFormat.get().decodeLpPacket(lpPacket, element, false);
element = lpPacket.getFragmentWireEncoding().buf();
}
// First, decode as Interest or Data.
Interest interest = null;
Data data = null;
if (element.get(0) == net.named_data.jndn.encoding.tlv.Tlv.Interest || element.get(0) == net.named_data.jndn.encoding.tlv.Tlv.Data)
{
TlvDecoder decoder = new TlvDecoder(element);
if (decoder.peekType(net.named_data.jndn.encoding.tlv.Tlv.Interest, element.remaining()))
{
interest = new Interest();
interest.wireDecode(element, net.named_data.jndn.encoding.TlvWireFormat.get());
if (lpPacket != null)
{
interest.setLpPacket(lpPacket);
}
}
else if (decoder.peekType(net.named_data.jndn.encoding.tlv.Tlv.Data, element.remaining()))
{
data = new Data();
data.wireDecode(element, net.named_data.jndn.encoding.TlvWireFormat.get());
if (lpPacket != null)
{
data.setLpPacket(lpPacket);
}
}
}
if (lpPacket != null)
{
// We have decoded the fragment, so remove the wire encoding to save memory.
lpPacket.setFragmentWireEncoding(new Blob());
NetworkNack networkNack = net.named_data.jndn.NetworkNack.getFirstHeader(lpPacket);
if (networkNack != null)
{
if (interest == null)
{
// We got a Nack but not for an Interest, so drop the packet.
return;
}
ArrayList <PendingInterestTable.Entry> pitEntries = new ArrayList <PendingInterestTable.Entry>();
pendingInterestTable_.extractEntriesForNackInterest(interest,
pitEntries);
for (int i = 0; i < pitEntries.Count; ++i)
{
PendingInterestTable.Entry pendingInterest = pitEntries[i];
try {
pendingInterest.getOnNetworkNack().onNetworkNack(
pendingInterest.getInterest(), networkNack);
} catch (Exception ex) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onNack", ex);
}
}
// We have processed the network Nack packet.
return;
}
}
// Now process as Interest or Data.
if (interest != null)
{
dispatchInterest(interest);
}
else if (data != null)
{
satisfyPendingInterests(data);
}
}
public void testSelectedDelegationIsNotNonNegativeInteger()
{
Interest interest = new Interest();
try {
interest.wireDecode(new Blob(
InterestWithLinkNotNonIntegerSelectedDelegation, false));
Assert.Fail("Expected error decoding an interest with selected delegation not a non-negative integer");
} catch (Exception ex) {
}
}
public void testInterestLinkObjectWrongContentType()
{
Interest interest = new Interest();
try {
interest.wireDecode(new Blob(InterestWithLinkWrongContentType,
false));
} catch (Exception ex) {
Assert.Fail("Decoding InterestWithLinkWrongContentType: "
+ ex.Message);
}
try {
interest.getLink();
Assert.Fail("Expected error decoding a link with the wrong content type");
} catch (Exception ex_0) {
}
}
public void testInterestLinkObjectNoMetaInfo()
{
Interest interest = new Interest();
try {
interest.wireDecode(new Blob(InterestWithLinkNoMetaInfo, false));
} catch (Exception ex) {
Assert.Fail("Decoding InterestWithLinkNoMetaInfo: " + ex.Message);
}
try {
interest.getLink();
Assert.Fail("Expected error decoding a link with no meta info");
} catch (Exception ex_0) {
}
}
public void testInterestContainingSelectedDelegationButNoLink()
{
Interest interest = new Interest();
try {
interest.wireDecode(new Blob(
InterestWithSelectedDelegationButNoLink, false));
Assert.Fail("Expected error decoding an interest with a selected delegation but no link");
} catch (Exception ex) {
}
}
public void testEncodeDecodeInterestWithLink()
{
Link link1 = new Link();
link1.setName(new Name("test"));
link1.addDelegation(10, new Name("/test1"));
link1.addDelegation(20, new Name("/test2"));
link1.addDelegation(100, new Name("/test3"));
try {
keyChain.sign(link1, certificateName);
} catch (SecurityException ex) {
Assert.Fail(ex.Message);
}
Interest interestA = new Interest();
interestA.setName(new Name("/Test/Encode/Decode/With/Link"));
interestA.setChildSelector(1);
interestA.setInterestLifetimeMilliseconds(10000);
interestA.setLinkWireEncoding(link1.wireEncode());
Blob interestEncoding = interestA.wireEncode();
Interest interestB = new Interest();
try {
interestB.wireDecode(interestEncoding);
} catch (EncodingException ex_0) {
Assert.Fail(ex_0.Message);
}
Assert.AssertEquals(interestA.getName(), interestB.getName());
Link link2 = null;
try {
link2 = interestB.getLink();
} catch (Exception ex_1) {
Assert.Fail("interestB.getLink(): " + ex_1.Message);
}
Assert.AssertTrue("Interest link object not specified", link2 != null);
DelegationSet delegations = link2.getDelegations();
for (int i = 0; i < delegations.size(); ++i) {
if (i == 0) {
Assert.AssertEquals(10, delegations.get(i).getPreference());
Assert.AssertEquals(new Name("/test1"), delegations.get(i).getName());
}
if (i == 1) {
Assert.AssertEquals(20, delegations.get(i).getPreference());
Assert.AssertEquals(new Name("/test2"), delegations.get(i).getName());
}
if (i == 2) {
Assert.AssertEquals(100, delegations.get(i).getPreference());
Assert.AssertEquals(new Name("/test3"), delegations.get(i).getName());
}
}
}
public void testDecodeInterestWithLinkNonDecreasingOrder()
{
Interest interest = new Interest();
Link link = null;
try {
interest.wireDecode(new Blob(InterestWithLinkNonDecreasingOrder,
false));
link = interest.getLink();
} catch (Exception ex) {
Assert.Fail("Decoding InterestWithLinkNonDecreasingOrder: "
+ ex.Message);
}
Assert.AssertTrue(interest.getSelectedDelegationIndex() >= 0);
Assert.AssertEquals(new Name("ndn"),
link.getDelegations()
.get(interest.getSelectedDelegationIndex()).getName());
}
public void testDecodeInterestWithLink()
{
Interest interest = new Interest();
Link link = null;
try {
interest.wireDecode(new Blob(InterestWithLink, false));
link = interest.getLink();
} catch (Exception ex) {
Assert.Fail("Decoding InterestWithLink: " + ex.Message);
}
Assert.AssertTrue("Interest link object not specified", link != null);
Assert.AssertEquals(new Name("/local/ndn/prefix"), link.getName());
DelegationSet delegations = link.getDelegations();
for (int i = 0; i < delegations.size(); ++i) {
if (i == 0) {
Assert.AssertEquals(10, delegations.get(i).getPreference());
Assert.AssertEquals(new Name("local"), delegations.get(i).getName());
}
if (i == 1) {
Assert.AssertEquals(20, delegations.get(i).getPreference());
Assert.AssertEquals(new Name("ndn"), delegations.get(i).getName());
}
}
Assert.AssertTrue("Interest selected delegation not specified",
interest.getSelectedDelegationIndex() >= 0);
Assert.AssertEquals(new Name("local"),
delegations.get(interest.getSelectedDelegationIndex())
.getName());
}
public void onReceivedElement(ByteBuffer element)
{
LpPacket lpPacket = null;
if (element.get(0) == net.named_data.jndn.encoding.tlv.Tlv.LpPacket_LpPacket) {
// Decode the LpPacket and replace element with the fragment.
lpPacket = new LpPacket();
// Set copy false so that the fragment is a slice which will be copied below.
// The header fields are all integers and don't need to be copied.
net.named_data.jndn.encoding.TlvWireFormat.get().decodeLpPacket(lpPacket, element, false);
element = lpPacket.getFragmentWireEncoding().buf();
}
// First, decode as Interest or Data.
Interest interest = null;
Data data = null;
if (element.get(0) == net.named_data.jndn.encoding.tlv.Tlv.Interest || element.get(0) == net.named_data.jndn.encoding.tlv.Tlv.Data) {
TlvDecoder decoder = new TlvDecoder(element);
if (decoder.peekType(net.named_data.jndn.encoding.tlv.Tlv.Interest, element.remaining())) {
interest = new Interest();
interest.wireDecode(element, net.named_data.jndn.encoding.TlvWireFormat.get());
if (lpPacket != null)
interest.setLpPacket(lpPacket);
} else if (decoder.peekType(net.named_data.jndn.encoding.tlv.Tlv.Data, element.remaining())) {
data = new Data();
data.wireDecode(element, net.named_data.jndn.encoding.TlvWireFormat.get());
if (lpPacket != null)
data.setLpPacket(lpPacket);
}
}
if (lpPacket != null) {
// We have decoded the fragment, so remove the wire encoding to save memory.
lpPacket.setFragmentWireEncoding(new Blob());
NetworkNack networkNack = net.named_data.jndn.NetworkNack.getFirstHeader(lpPacket);
if (networkNack != null) {
if (interest == null)
// We got a Nack but not for an Interest, so drop the packet.
return;
ArrayList<PendingInterestTable.Entry> pitEntries = new ArrayList<PendingInterestTable.Entry>();
pendingInterestTable_.extractEntriesForNackInterest(interest,
pitEntries);
for (int i = 0; i < pitEntries.Count; ++i) {
PendingInterestTable.Entry pendingInterest = pitEntries[i];
try {
pendingInterest.getOnNetworkNack().onNetworkNack(
pendingInterest.getInterest(), networkNack);
} catch (Exception ex) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onNack", ex);
}
}
// We have processed the network Nack packet.
return;
}
}
// Now process as Interest or Data.
if (interest != null) {
// Quickly lock and get all interest filter callbacks which match.
ArrayList matchedFilters = new ArrayList();
interestFilterTable_.getMatchedFilters(interest, matchedFilters);
// The lock on interestFilterTable_ is released, so call the callbacks.
for (int i_0 = 0; i_0 < matchedFilters.Count; ++i_0) {
InterestFilterTable.Entry entry = (InterestFilterTable.Entry) matchedFilters[i_0];
try {
entry.getOnInterest().onInterest(
entry.getFilter().getPrefix(), interest,
entry.getFace(), entry.getInterestFilterId(),
entry.getFilter());
} catch (Exception ex_1) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onInterest", ex_1);
}
}
} else if (data != null) {
ArrayList<PendingInterestTable.Entry> pitEntries_2 = new ArrayList<PendingInterestTable.Entry>();
pendingInterestTable_.extractEntriesForExpressedInterest(data,
pitEntries_2);
for (int i_3 = 0; i_3 < pitEntries_2.Count; ++i_3) {
PendingInterestTable.Entry pendingInterest_4 = pitEntries_2[i_3];
try {
pendingInterest_4.getOnData().onData(
pendingInterest_4.getInterest(), data);
} catch (Exception ex_5) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onData", ex_5);
}
}
}
}
public void onReceivedElement(ByteBuffer element)
{
LpPacket lpPacket = null;
if (element.get(0) == net.named_data.jndn.encoding.tlv.Tlv.LpPacket_LpPacket)
{
// Decode the LpPacket and replace element with the fragment.
lpPacket = new LpPacket();
net.named_data.jndn.encoding.TlvWireFormat.get().decodeLpPacket(lpPacket, element);
element = lpPacket.getFragmentWireEncoding().buf();
}
// First, decode as Interest or Data.
Interest interest = null;
Data data = null;
if (element.get(0) == net.named_data.jndn.encoding.tlv.Tlv.Interest || element.get(0) == net.named_data.jndn.encoding.tlv.Tlv.Data)
{
TlvDecoder decoder = new TlvDecoder(element);
if (decoder.peekType(net.named_data.jndn.encoding.tlv.Tlv.Interest, element.remaining()))
{
interest = new Interest();
interest.wireDecode(element, net.named_data.jndn.encoding.TlvWireFormat.get());
if (lpPacket != null)
{
interest.setLpPacket(lpPacket);
}
}
else if (decoder.peekType(net.named_data.jndn.encoding.tlv.Tlv.Data, element.remaining()))
{
data = new Data();
data.wireDecode(element, net.named_data.jndn.encoding.TlvWireFormat.get());
if (lpPacket != null)
{
data.setLpPacket(lpPacket);
}
}
}
if (lpPacket != null)
{
// We have decoded the fragment, so remove the wire encoding to save memory.
lpPacket.setFragmentWireEncoding(new Blob());
NetworkNack networkNack = net.named_data.jndn.NetworkNack.getFirstHeader(lpPacket);
if (networkNack != null)
{
if (interest == null)
{
// We got a Nack but not for an Interest, so drop the packet.
return;
}
ArrayList <PendingInterestTable.Entry> pitEntries = new ArrayList <PendingInterestTable.Entry>();
pendingInterestTable_.extractEntriesForNackInterest(interest,
pitEntries);
for (int i = 0; i < pitEntries.Count; ++i)
{
PendingInterestTable.Entry pendingInterest = pitEntries[i];
try {
pendingInterest.getOnNetworkNack().onNetworkNack(
pendingInterest.getInterest(), networkNack);
} catch (Exception ex) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onNack", ex);
}
}
// We have process the network Nack packet.
return;
}
}
// Now process as Interest or Data.
if (interest != null)
{
// Quickly lock and get all interest filter callbacks which match.
ArrayList matchedFilters = new ArrayList();
interestFilterTable_.getMatchedFilters(interest, matchedFilters);
// The lock on interestFilterTable_ is released, so call the callbacks.
for (int i_0 = 0; i_0 < matchedFilters.Count; ++i_0)
{
InterestFilterTable.Entry entry = (InterestFilterTable.Entry)matchedFilters[i_0];
try {
entry.getOnInterest().onInterest(
entry.getFilter().getPrefix(), interest,
entry.getFace(), entry.getInterestFilterId(),
entry.getFilter());
} catch (Exception ex_1) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onInterest", ex_1);
}
}
}
else if (data != null)
{
ArrayList <PendingInterestTable.Entry> pitEntries_2 = new ArrayList <PendingInterestTable.Entry>();
pendingInterestTable_.extractEntriesForExpressedInterest(
data.getName(), pitEntries_2);
for (int i_3 = 0; i_3 < pitEntries_2.Count; ++i_3)
{
PendingInterestTable.Entry pendingInterest_4 = pitEntries_2[i_3];
try {
pendingInterest_4.getOnData().onData(
pendingInterest_4.getInterest(), data);
} catch (Exception ex_5) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onData", ex_5);
}
}
}
}
public void testRedecodeImplicitDigestExclude()
{
// Check that we encode and decode correctly with an implicit digest exclude.
Interest interest = new Interest(new Name("/A"));
interest.getExclude()
.appendComponent(
new Name(
"/sha256digest="
+ "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f")
.get(0));
ArrayList dump = dumpInterest(interest);
Blob encoding = interest.wireEncode();
Interest reDecodedInterest = new Interest();
try {
reDecodedInterest.wireDecode(encoding);
} catch (EncodingException ex) {
Assert.Fail("Can't decode reDecodedInterest");
}
ArrayList redecodedDump = dumpInterest(reDecodedInterest);
Assert.AssertTrue("Re-decoded interest does not match original",
interestDumpsEqual(dump, redecodedDump));
}
public void testRedecode()
{
// check that we encode and decode correctly
Blob encoding = referenceInterest.wireEncode();
Interest reDecodedInterest = new Interest();
try {
reDecodedInterest.wireDecode(encoding);
} catch (EncodingException ex) {
Assert.Fail("Can't decode reDecodedInterest");
}
ArrayList redecodedDump = dumpInterest(reDecodedInterest);
Assert.AssertArrayEquals("Re-decoded interest does not match original",
ILOG.J2CsMapping.Collections.Collections.ToArray(initialDump), ILOG.J2CsMapping.Collections.Collections.ToArray(redecodedDump));
}
public void testCreateFresh()
{
Interest freshInterest = createFreshInterest();
ArrayList freshDump = dumpInterest(freshInterest);
Assert.AssertTrue("Fresh interest does not match original",
interestDumpsEqual(initialDump, freshDump));
Interest reDecodedFreshInterest = new Interest();
try {
reDecodedFreshInterest.wireDecode(freshInterest.wireEncode());
} catch (EncodingException ex) {
Assert.Fail("Can't decode reDecodedFreshInterest");
}
ArrayList reDecodedFreshDump = dumpInterest(reDecodedFreshInterest);
Assert.AssertTrue("Redecoded fresh interest does not match original",
interestDumpsEqual(freshDump, reDecodedFreshDump));
}