private static ArrayList dumpData(Data data)
{
ArrayList result = new ArrayList();
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("name:", data.getName().toUri()));
if (data.getContent().size() > 0) {
String raw = "";
ByteBuffer buf = data.getContent().buf();
while (buf.remaining() > 0)
raw += (char) buf.get();
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("content (raw):", raw));
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("content (hex):", data.getContent().toHex()));
} else
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("content: <empty>"));
if (data.getMetaInfo().getType() != net.named_data.jndn.ContentType.BLOB) {
ILOG.J2CsMapping.Collections.Collections.Add(result,dump(
"metaInfo.type:",
(data.getMetaInfo().getType() == net.named_data.jndn.ContentType.LINK) ? "LINK"
: ((data.getMetaInfo().getType() == net.named_data.jndn.ContentType.KEY) ? "KEY"
: "unknown")));
}
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("metaInfo.freshnessPeriod (milliseconds):", (data
.getMetaInfo().getFreshnessPeriod() >= 0) ? ""
+ (long) data.getMetaInfo().getFreshnessPeriod() : "<none>"));
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("metaInfo.finalBlockId:", (data.getMetaInfo()
.getFinalBlockId().getValue().size() > 0) ? data.getMetaInfo()
.getFinalBlockId().toEscapedString() : "<none>"));
if (data.getSignature() is Sha256WithRsaSignature) {
Sha256WithRsaSignature signature = (Sha256WithRsaSignature) data
.getSignature();
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("signature.signature:", (signature.getSignature()
.size() == 0) ? "<none>" : signature.getSignature().toHex()));
if (signature.getKeyLocator().getType() != net.named_data.jndn.KeyLocatorType.NONE) {
if (signature.getKeyLocator().getType() == net.named_data.jndn.KeyLocatorType.KEY_LOCATOR_DIGEST)
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("signature.keyLocator: KeyLocatorDigest:",
signature.getKeyLocator().getKeyData().toHex()));
else if (signature.getKeyLocator().getType() == net.named_data.jndn.KeyLocatorType.KEYNAME)
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("signature.keyLocator: KeyName:", signature
.getKeyLocator().getKeyName().toUri()));
else
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("signature.keyLocator: <unrecognized KeyLocatorType"));
} else
ILOG.J2CsMapping.Collections.Collections.Add(result,dump("signature.keyLocator: <none>"));
}
return result;
}
/// <summary>
/// We received the response.
/// </summary>
///
/// <param name="interest"></param>
/// <param name="responseData"></param>
public virtual void onData(Interest interest, Data responseData)
{
// Decode responseData.getContent() and check for a success code.
ControlResponse controlResponse = new ControlResponse();
try {
controlResponse.wireDecode(responseData.getContent(),
net.named_data.jndn.encoding.TlvWireFormat.get());
} catch (EncodingException ex) {
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix failed: Error decoding the NFD response: {0}",
ex);
try {
info_.onRegisterFailed_.onRegisterFailed(info_.prefix_);
} catch (Exception exception) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterFailed",
exception);
}
return;
}
// Status code 200 is "OK".
if (controlResponse.getStatusCode() != 200)
{
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix failed: Expected NFD status code 200, got: {0}",
controlResponse.getStatusCode());
try {
info_.onRegisterFailed_.onRegisterFailed(info_.prefix_);
} catch (Exception ex_0) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterFailed", ex_0);
}
return;
}
// Success, so we can add to the registered prefix table.
if (info_.registeredPrefixId_ != 0)
{
long interestFilterId = 0;
if (info_.onInterest_ != null)
{
// registerPrefix was called with the "combined" form that includes the
// callback, so add an InterestFilterEntry.
interestFilterId = parent_.getNextEntryId();
parent_.setInterestFilter(interestFilterId,
new InterestFilter(info_.prefix_),
info_.onInterest_, info_.face_);
}
if (!parent_.registeredPrefixTable_.add(
info_.registeredPrefixId_, info_.prefix_,
interestFilterId))
{
// removeRegisteredPrefix was already called with the registeredPrefixId.
if (interestFilterId > 0)
{
// Remove the related interest filter we just added.
parent_.unsetInterestFilter(interestFilterId);
}
return;
}
}
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix succeeded with the NFD forwarder for prefix {0}",
info_.prefix_.toUri());
if (info_.onRegisterSuccess_ != null)
{
try {
info_.onRegisterSuccess_.onRegisterSuccess(info_.prefix_,
info_.registeredPrefixId_);
} catch (Exception ex_1) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterSuccess", ex_1);
}
}
}
public void testContentAsymmetricEncryptLarge()
{
/* foreach */
foreach (TestEncryptor.AsymmetricEncryptInput input in encryptorRsaTestInputs) {
Blob largeContent = new Blob(toBuffer(new int[] { 0x73, 0x5a, 0xbd,
0x47, 0x0c, 0xfe, 0xf8, 0x7d, 0x2e, 0x17, 0xaa, 0x11, 0x6f,
0x23, 0xc5, 0x10, 0x23, 0x36, 0x88, 0xc4, 0x2a, 0x0f, 0x9a,
0x72, 0x54, 0x31, 0xa8, 0xb3, 0x51, 0x18, 0x9f, 0x0e, 0x1b,
0x93, 0x62, 0xd9, 0xc4, 0xf5, 0xf4, 0x3d, 0x61, 0x9a, 0xca,
0x05, 0x65, 0x6b, 0xc6, 0x41, 0xf9, 0xd5, 0x1c, 0x67, 0xc1,
0xd0, 0xd5, 0x6f, 0x7b, 0x70, 0xb8, 0x8f, 0xdb, 0x19, 0x68,
0x7c, 0xe0, 0x2d, 0x04, 0x49, 0xa9, 0xa2, 0x77, 0x4e, 0xfc,
0x60, 0x0d, 0x7c, 0x1b, 0x93, 0x6c, 0xd2, 0x61, 0xc4, 0x6b,
0x01, 0xe9, 0x12, 0x28, 0x6d, 0xf5, 0x78, 0xe9, 0x99, 0x0b,
0x9c, 0x4f, 0x90, 0x34, 0x3e, 0x06, 0x92, 0x57, 0xe3, 0x7a,
0x8f, 0x13, 0xc7, 0xf3, 0xfe, 0xf0, 0xe2, 0x59, 0x48, 0x15,
0xb9, 0xdb, 0x77, 0x07, 0x1d, 0x6d, 0xb5, 0x65, 0x17, 0xdf,
0x76, 0x6f, 0xb5, 0x43, 0xde, 0x71, 0xac, 0xf1, 0x22, 0xbf,
0xb2, 0xe5, 0xd9, 0x22, 0xf1, 0x67, 0x76, 0x71, 0x0c, 0xff,
0x99, 0x7b, 0x94, 0x9b, 0x24, 0x20, 0x80, 0xe3, 0xcc, 0x06,
0x4a, 0xed, 0xdf, 0xec, 0x50, 0xd5, 0x87, 0x3d, 0xa0, 0x7d,
0x9c, 0xe5, 0x13, 0x10, 0x98, 0x14, 0xc3, 0x90, 0x10, 0xd9,
0x25, 0x9a, 0x59, 0xe9, 0x37, 0x26, 0xfd, 0x87, 0xd7, 0xf4,
0xf9, 0x11, 0x91, 0xad, 0x5c, 0x00, 0x95, 0xf5, 0x2b, 0x37,
0xf7, 0x4e, 0xb4, 0x4b, 0x42, 0x7c, 0xb3, 0xad, 0xd6, 0x33,
0x5f, 0x0b, 0x84, 0x57, 0x7f, 0xa7, 0x07, 0x73, 0x37, 0x4b,
0xab, 0x2e, 0xfb, 0xfe, 0x1e, 0xcb, 0xb6, 0x4a, 0xc1, 0x21,
0x5f, 0xec, 0x92, 0xb7, 0xac, 0x97, 0x75, 0x20, 0xc9, 0xd8,
0x9e, 0x93, 0xd5, 0x12, 0x7a, 0x64, 0xb9, 0x4c, 0xed, 0x49,
0x87, 0x44, 0x5b, 0x4f, 0x90, 0x34, 0x3e, 0x06, 0x92, 0x57,
0xe3, 0x7a, 0x8f, 0x13, 0xc7, 0xf3, 0xfe, 0xf0, 0xe2, 0x59,
0x48, 0x15, 0xb9, 0xdb, 0x77, 0x07, 0x1d, 0x6d, 0xb5, 0x65,
0x17, 0xdf, 0x76, 0x6f, 0xb5, 0x43, 0xde, 0x71, 0xac, 0xf1,
0x22, 0xbf, 0xb2, 0xe5, 0xd9 }), false);
Data data = new Data();
RsaKeyParams rsaParams = new RsaKeyParams(1024);
Name keyName = new Name("test");
DecryptKey decryptKey = net.named_data.jndn.encrypt.algo.RsaAlgorithm.generateKey(rsaParams);
EncryptKey encryptKey = net.named_data.jndn.encrypt.algo.RsaAlgorithm.deriveEncryptKey(decryptKey
.getKeyBits());
Blob eKey = encryptKey.getKeyBits();
Blob dKey = decryptKey.getKeyBits();
EncryptParams encryptParams = new EncryptParams(input.type());
net.named_data.jndn.encrypt.algo.Encryptor.encryptData(data, largeContent, keyName, eKey,
encryptParams);
Assert.AssertEquals(input.testName(), new Name("/FOR").append(keyName),
data.getName());
Blob largeDataContent = data.getContent();
// largeDataContent is a sequence of the two EncryptedContent.
EncryptedContent encryptedNonce = new EncryptedContent();
encryptedNonce.wireDecode(largeDataContent);
Assert.AssertEquals(input.testName(), keyName, encryptedNonce
.getKeyLocator().getKeyName());
Assert.AssertEquals(input.testName(), 0, encryptedNonce.getInitialVector()
.size());
Assert.AssertEquals(input.testName(), input.type(),
encryptedNonce.getAlgorithmType());
// Use the size of encryptedNonce to find the start of encryptedPayload.
ByteBuffer payloadContent = largeDataContent.buf().duplicate();
payloadContent.position(encryptedNonce.wireEncode().size());
EncryptedContent encryptedPayload = new EncryptedContent();
encryptedPayload.wireDecode(payloadContent);
Name nonceKeyName = new Name(keyName);
nonceKeyName.append("nonce");
Assert.AssertEquals(input.testName(), nonceKeyName, encryptedPayload
.getKeyLocator().getKeyName());
Assert.AssertEquals(input.testName(), 16, encryptedPayload
.getInitialVector().size());
Assert.AssertEquals(input.testName(), net.named_data.jndn.encrypt.algo.EncryptAlgorithmType.AesCbc,
encryptedPayload.getAlgorithmType());
Assert.AssertTrue(input.testName(), encryptedNonce.wireEncode().size()
+ encryptedPayload.wireEncode().size() == largeDataContent
.size());
Blob blobNonce = encryptedNonce.getPayload();
Blob nonce = net.named_data.jndn.encrypt.algo.RsaAlgorithm.decrypt(dKey, blobNonce, encryptParams);
encryptParams.setAlgorithmType(net.named_data.jndn.encrypt.algo.EncryptAlgorithmType.AesCbc);
encryptParams.setInitialVector(encryptedPayload.getInitialVector());
Blob bufferPayload = encryptedPayload.getPayload();
Blob largePayload = net.named_data.jndn.encrypt.algo.AesAlgorithm.decrypt(nonce, bufferPayload,
encryptParams);
Assert.AssertTrue(input.testName(), largeContent.equals(largePayload));
}
}
public void testEncodeDecode()
{
Data data = new Data();
try {
data.wireDecode(codedData);
} catch (EncodingException ex) {
Assert.Fail("Can't decode codedData");
}
// Set the content again to clear the cached encoding so we encode again.
data.setContent(data.getContent());
Blob encoding = data.wireEncode();
Data reDecodedData = new Data();
try {
reDecodedData.wireDecode(encoding);
} catch (EncodingException ex_0) {
Assert.Fail("Can't decode reDecodedData");
}
Assert.AssertArrayEquals("Re-decoded data does not match original dump",
ILOG.J2CsMapping.Collections.Collections.ToArray(initialDump), ILOG.J2CsMapping.Collections.Collections.ToArray(dumpData(reDecodedData)));
}
public void testContentAsymmetricEncryptSmall()
{
/* foreach */
foreach (TestEncryptor.AsymmetricEncryptInput input in encryptorRsaTestInputs) {
Blob rawContent = new Blob(toBuffer(new int[] { 0x01, 0x23, 0x45,
0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76,
0x54, 0x32, 0x10, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74,
0x73 }), false);
Data data = new Data();
RsaKeyParams rsaParams = new RsaKeyParams(1024);
Name keyName = new Name("test");
DecryptKey decryptKey = net.named_data.jndn.encrypt.algo.RsaAlgorithm.generateKey(rsaParams);
EncryptKey encryptKey = net.named_data.jndn.encrypt.algo.RsaAlgorithm.deriveEncryptKey(decryptKey
.getKeyBits());
Blob eKey = encryptKey.getKeyBits();
Blob dKey = decryptKey.getKeyBits();
EncryptParams encryptParams = new EncryptParams(input.type());
net.named_data.jndn.encrypt.algo.Encryptor.encryptData(data, rawContent, keyName, eKey,
encryptParams);
Assert.AssertEquals(input.testName(), new Name("/FOR").append(keyName),
data.getName());
EncryptedContent extractContent = new EncryptedContent();
extractContent.wireDecode(data.getContent());
Assert.AssertEquals(input.testName(), keyName, extractContent
.getKeyLocator().getKeyName());
Assert.AssertEquals(input.testName(), 0, extractContent.getInitialVector()
.size());
Assert.AssertEquals(input.testName(), input.type(),
extractContent.getAlgorithmType());
Blob recovered = extractContent.getPayload();
Blob decrypted = net.named_data.jndn.encrypt.algo.RsaAlgorithm.decrypt(dKey, recovered,
encryptParams);
Assert.AssertTrue(input.testName(), rawContent.equals(decrypted));
}
}
public void testContentSymmetricEncrypt()
{
/* foreach */
foreach (TestEncryptor.SymmetricEncryptInput input in encryptorAesTestInputs) {
Data data = new Data();
net.named_data.jndn.encrypt.algo.Encryptor.encryptData(data, input.plainText(), input.keyName(),
input.key(), input.encryptParams());
Assert.AssertEquals(input.testName(),
new Name("/FOR").append(input.keyName()), data.getName());
Assert.AssertTrue(input.testName(),
input.encryptedContent().equals(data.getContent()));
EncryptedContent content = new EncryptedContent();
content.wireDecode(data.getContent());
Blob decryptedOutput = net.named_data.jndn.encrypt.algo.AesAlgorithm.decrypt(input.key(),
content.getPayload(), input.encryptParams());
Assert.AssertTrue(input.testName(),
input.plainText().equals(decryptedOutput));
}
}
/// <summary>
/// We received the response.
/// </summary>
///
/// <param name="interest"></param>
/// <param name="responseData"></param>
public virtual void onData(Interest interest, Data responseData)
{
// Decode responseData.getContent() and check for a success code.
ControlResponse controlResponse = new ControlResponse();
try {
controlResponse.wireDecode(responseData.getContent(),
net.named_data.jndn.encoding.TlvWireFormat.get());
} catch (EncodingException ex) {
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix failed: Error decoding the NFD response: {0}",
ex);
try {
info_.onRegisterFailed_.onRegisterFailed(info_.prefix_);
} catch (Exception exception) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterFailed",
exception);
}
return;
}
// Status code 200 is "OK".
if (controlResponse.getStatusCode() != 200) {
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix failed: Expected NFD status code 200, got: {0}",
controlResponse.getStatusCode());
try {
info_.onRegisterFailed_.onRegisterFailed(info_.prefix_);
} catch (Exception ex_0) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterFailed", ex_0);
}
return;
}
// Success, so we can add to the registered prefix table.
if (info_.registeredPrefixId_ != 0) {
long interestFilterId = 0;
if (info_.onInterest_ != null) {
// registerPrefix was called with the "combined" form that includes the
// callback, so add an InterestFilterEntry.
interestFilterId = parent_.getNextEntryId();
parent_.setInterestFilter(interestFilterId,
new InterestFilter(info_.prefix_),
info_.onInterest_, info_.face_);
}
if (!parent_.registeredPrefixTable_.add(
info_.registeredPrefixId_, info_.prefix_,
interestFilterId)) {
// removeRegisteredPrefix was already called with the registeredPrefixId.
if (interestFilterId > 0)
// Remove the related interest filter we just added.
parent_.unsetInterestFilter(interestFilterId);
return;
}
}
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix succeeded with the NFD forwarder for prefix {0}",
info_.prefix_.toUri());
if (info_.onRegisterSuccess_ != null) {
try {
info_.onRegisterSuccess_.onRegisterSuccess(info_.prefix_,
info_.registeredPrefixId_);
} catch (Exception ex_1) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterSuccess", ex_1);
}
}
}
/// <summary>
/// Encode data in NDN-TLV and return the encoding.
/// </summary>
///
/// <param name="data">The Data object to encode.</param>
/// <param name="signedPortionBeginOffset">If you are not encoding in order to sign, you can call encodeData(data) to ignore this returned value.</param>
/// <param name="signedPortionEndOffset">If you are not encoding in order to sign, you can call encodeData(data) to ignore this returned value.</param>
/// <returns>A Blob containing the encoding.</returns>
public override Blob encodeData(Data data, int[] signedPortionBeginOffset,
int[] signedPortionEndOffset)
{
TlvEncoder encoder = new TlvEncoder(1500);
int saveLength = encoder.getLength();
// Encode backwards.
encoder.writeBlobTlv(net.named_data.jndn.encoding.tlv.Tlv.SignatureValue, (data.getSignature())
.getSignature().buf());
int signedPortionEndOffsetFromBack = encoder.getLength();
encodeSignatureInfo(data.getSignature(), encoder);
encoder.writeBlobTlv(net.named_data.jndn.encoding.tlv.Tlv.Content, data.getContent().buf());
encodeMetaInfo(data.getMetaInfo(), encoder);
encodeName(data.getName(), new int[1], new int[1], encoder);
int signedPortionBeginOffsetFromBack = encoder.getLength();
encoder.writeTypeAndLength(net.named_data.jndn.encoding.tlv.Tlv.Data, encoder.getLength() - saveLength);
signedPortionBeginOffset[0] = encoder.getLength()
- signedPortionBeginOffsetFromBack;
signedPortionEndOffset[0] = encoder.getLength()
- signedPortionEndOffsetFromBack;
return new Blob(encoder.getOutput(), false);
}
static void Main(string[] args)
{
var data = new Data();
data.wireDecode(new Blob(TlvData));
Console.Out.WriteLine("Decoded Data:");
dumpData(data);
// Set the content again to clear the cached encoding so we encode again.
data.setContent(data.getContent());
var encoding = data.wireEncode();
var reDecodedData = new Data();
reDecodedData.wireDecode(encoding);
Console.Out.WriteLine("");
Console.Out.WriteLine("Re-decoded Data:");
dumpData(reDecodedData);
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));
VerifyCallbacks callbacks = new VerifyCallbacks("Re-decoded Data");
keyChain.verifyData(reDecodedData, callbacks, callbacks);
var freshData = new Data(new Name("/ndn/abc"));
freshData.setContent(new Blob("SUCCESS!"));
freshData.getMetaInfo().setFreshnessPeriod(5000);
freshData.getMetaInfo().setFinalBlockId(new Name("/%00%09").get(0));
keyChain.sign(freshData, certificateName);
Console.Out.WriteLine("");
Console.Out.WriteLine("Freshly-signed Data:");
dumpData(freshData);
callbacks = new VerifyCallbacks("Freshly-signed Data");
keyChain.verifyData(freshData, callbacks, callbacks);
}
public void onVerified(Data data, Interest originalInterest_0)
{
if (!endsWithSegmentNumber(data.getName())) {
// We don't expect a name without a segment number. Treat it as a bad packet.
try {
onError_.onError(net.named_data.jndn.util.SegmentFetcher.ErrorCode.DATA_HAS_NO_SEGMENT,
"Got an unexpected packet without a segment number: "
+ data.getName().toUri());
} catch (Exception ex) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", ex);
}
} else {
long currentSegment;
try {
currentSegment = data.getName().get(-1).toSegment();
} catch (EncodingException ex_1) {
try {
onError_.onError(net.named_data.jndn.util.SegmentFetcher.ErrorCode.DATA_HAS_NO_SEGMENT,
"Error decoding the name segment number "
+ data.getName().get(-1).toEscapedString()
+ ": " + ex_1);
} catch (Exception exception) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", exception);
}
return;
}
long expectedSegmentNumber = contentParts_.Count;
if (currentSegment != expectedSegmentNumber) {
// Try again to get the expected segment. This also includes the case
// where the first segment is not segment 0.
fetchNextSegment(originalInterest_0, data.getName(),
expectedSegmentNumber);
} else {
// Save the content and check if we are finished.
ILOG.J2CsMapping.Collections.Collections.Add(contentParts_,data.getContent());
if (data.getMetaInfo().getFinalBlockId().getValue().size() > 0) {
long finalSegmentNumber;
try {
finalSegmentNumber = data.getMetaInfo()
.getFinalBlockId().toSegment();
} catch (EncodingException ex_2) {
try {
onError_.onError(net.named_data.jndn.util.SegmentFetcher.ErrorCode.DATA_HAS_NO_SEGMENT,
"Error decoding the FinalBlockId segment number "
+ data.getMetaInfo()
.getFinalBlockId()
.toEscapedString() + ": "
+ ex_2);
} catch (Exception exception_3) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError",
exception_3);
}
return;
}
if (currentSegment == finalSegmentNumber) {
// We are finished.
// Get the total size and concatenate to get content.
int totalSize = 0;
for (int i = 0; i < contentParts_.Count; ++i)
totalSize += ((Blob) contentParts_[i]).size();
ByteBuffer content = ILOG.J2CsMapping.NIO.ByteBuffer.allocate(totalSize);
for (int i_4 = 0; i_4 < contentParts_.Count; ++i_4)
content.put(((Blob) contentParts_[i_4]).buf());
content.flip();
try {
onComplete_.onComplete(new Blob(content, false));
} catch (Exception ex_5) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onComplete", ex_5);
}
return;
}
}
// Fetch the next segment.
fetchNextSegment(originalInterest_0, data.getName(),
expectedSegmentNumber + 1);
}
}
}
static void dumpData(Data data)
{
Console.Out.WriteLine("name: " + data.getName().toUri());
if (data.getContent().size() > 0) {
Console.Out.Write("content (raw): ");
var buf = data.getContent().buf();
while(buf.remaining() > 0)
Console.Out.Write((char)buf.get());
Console.Out.WriteLine("");
Console.Out.WriteLine("content (hex): " + data.getContent().toHex());
}
else
Console.Out.WriteLine("content: <empty>");
if (!(data.getMetaInfo().getType() == ContentType.BLOB)) {
Console.Out.Write("metaInfo.type: ");
if (data.getMetaInfo().getType() == ContentType.KEY)
Console.Out.WriteLine("KEY");
else if (data.getMetaInfo().getType() == ContentType.LINK)
Console.Out.WriteLine("LINK");
else if (data.getMetaInfo().getType() == ContentType.NACK)
Console.Out.WriteLine("NACK");
else if (data.getMetaInfo().getType() == ContentType.OTHER_CODE)
Console.Out.WriteLine("other code " + data.getMetaInfo().getOtherTypeCode());
}
Console.Out.WriteLine("metaInfo.freshnessPeriod (milliseconds): " +
(data.getMetaInfo().getFreshnessPeriod() >= 0 ?
"" + data.getMetaInfo().getFreshnessPeriod() : "<none>"));
Console.Out.WriteLine("metaInfo.finalBlockId: " +
(data.getMetaInfo().getFinalBlockId().getValue().size() > 0 ?
data.getMetaInfo().getFinalBlockId().getValue().toHex() : "<none>"));
KeyLocator keyLocator = null;
if (data.getSignature() is Sha256WithRsaSignature) {
var signature = (Sha256WithRsaSignature)data.getSignature();
Console.Out.WriteLine("Sha256WithRsa signature.signature: " +
(signature.getSignature().size() > 0 ?
signature.getSignature().toHex() : "<none>"));
keyLocator = signature.getKeyLocator();
}
else if (data.getSignature() is Sha256WithEcdsaSignature) {
var signature = (Sha256WithEcdsaSignature)data.getSignature();
Console.Out.WriteLine("Sha256WithEcdsa signature.signature: " +
(signature.getSignature().size() > 0 ?
signature.getSignature().toHex() : "<none>"));
keyLocator = signature.getKeyLocator();
}
else if (data.getSignature() is HmacWithSha256Signature) {
var signature = (HmacWithSha256Signature)data.getSignature();
Console.Out.WriteLine("HmacWithSha256 signature.signature: " +
(signature.getSignature().size() > 0 ?
signature.getSignature().toHex() : "<none>"));
keyLocator = signature.getKeyLocator();
}
else if (data.getSignature() is DigestSha256Signature) {
var signature = (DigestSha256Signature)data.getSignature();
Console.Out.WriteLine("DigestSha256 signature.signature: " +
(signature.getSignature().size() > 0 ?
signature.getSignature().toHex() : "<none>"));
}
else if (data.getSignature() is GenericSignature) {
var signature = (GenericSignature)data.getSignature();
Console.Out.WriteLine("Generic signature.signature: " +
(signature.getSignature().size() > 0 ?
signature.getSignature().toHex() : "<none>"));
Console.Out.WriteLine(" Type code: " + signature.getTypeCode() + " signatureInfo: " +
(signature.getSignatureInfoEncoding().size() > 0 ?
signature.getSignatureInfoEncoding().toHex() : "<none>"));
}
if (keyLocator != null) {
Console.Out.Write("signature.keyLocator: ");
if (keyLocator.getType() == KeyLocatorType.NONE)
Console.Out.WriteLine("<none>");
else if (keyLocator.getType() ==KeyLocatorType.KEY_LOCATOR_DIGEST)
Console.Out.WriteLine("KeyLocatorDigest: " + keyLocator.getKeyData().toHex());
else if (keyLocator.getType() == KeyLocatorType.KEYNAME)
Console.Out.WriteLine("KeyName: " + keyLocator.getKeyName().toUri());
else
Console.Out.WriteLine("<unrecognized ndn_KeyLocatorType>");
}
}
/// <summary>
/// This is called from an expressInterest OnData to check that the encryption
/// key contained in data fits the timeSlot. This sends a refined interest if
/// required.
/// </summary>
///
/// <param name="interest">The interest given to expressInterest.</param>
/// <param name="data">The fetched Data packet.</param>
/// <param name="timeSlot_0">The time slot as milliseconds since Jan 1, 1970 UTC.</param>
/// <param name="onEncryptedKeys_1">encrypted content key Data packets. If onEncryptedKeys is null, this does not use it.</param>
internal void handleCoveringKey(Interest interest, Data data,
double timeSlot_0, Producer.OnEncryptedKeys onEncryptedKeys_1, net.named_data.jndn.encrypt.EncryptError.OnError onError_2)
{
double timeCount = Math.Round(timeSlot_0,MidpointRounding.AwayFromZero);
Producer.KeyRequest keyRequest = (Producer.KeyRequest ) ILOG.J2CsMapping.Collections.Collections.Get(keyRequests_,timeCount);
Name interestName = interest.getName();
Name keyName = data.getName();
double begin = net.named_data.jndn.encrypt.Schedule.fromIsoString(keyName
.get(START_TIME_STAMP_INDEX).getValue().toString());
double end = net.named_data.jndn.encrypt.Schedule.fromIsoString(keyName.get(END_TIME_STAMP_INDEX)
.getValue().toString());
if (timeSlot_0 >= end) {
// If the received E-KEY covers some earlier period, try to retrieve an
// E-KEY covering a later one.
Exclude timeRange = new Exclude(interest.getExclude());
excludeBefore(timeRange, keyName.get(START_TIME_STAMP_INDEX));
ILOG.J2CsMapping.Collections.Collections.Put(keyRequest.repeatAttempts,interestName,0);
sendKeyInterest(new Interest(interestName).setExclude(timeRange)
.setChildSelector(1), timeSlot_0, onEncryptedKeys_1, onError_2);
} else {
// If the received E-KEY covers the content key, encrypt the content.
Blob encryptionKey = data.getContent();
// If everything is correct, save the E-KEY as the current key.
if (encryptContentKey(encryptionKey, keyName, timeSlot_0,
onEncryptedKeys_1, onError_2)) {
Producer.KeyInfo keyInfo = (Producer.KeyInfo ) ILOG.J2CsMapping.Collections.Collections.Get(eKeyInfo_,interestName);
keyInfo.beginTimeSlot = begin;
keyInfo.endTimeSlot = end;
keyInfo.keyBits = encryptionKey;
}
}
}
/// <summary>
/// Decrypt dKeyData.
/// </summary>
///
/// <param name="dKeyData">The D-KEY data packet.</param>
/// <param name="onPlainText_0"></param>
/// <param name="onError_1">This calls onError.onError(errorCode, message) for an error.</param>
internal void decryptDKey(Data dKeyData, Consumer.OnPlainText onPlainText_0,
net.named_data.jndn.encrypt.EncryptError.OnError onError_1)
{
// Get the encrypted content.
Blob dataContent = dKeyData.getContent();
// Process the nonce.
// dataContent is a sequence of the two EncryptedContent.
EncryptedContent encryptedNonce = new EncryptedContent();
try {
encryptedNonce.wireDecode(dataContent);
} catch (EncodingException ex) {
try {
onError_1.onError(net.named_data.jndn.encrypt.EncryptError.ErrorCode.InvalidEncryptedFormat,
ex.Message);
} catch (Exception exception) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", exception);
}
return;
}
Name consumerKeyName = encryptedNonce.getKeyLocator().getKeyName();
// Get consumer decryption key.
Blob consumerKeyBlob;
try {
consumerKeyBlob = getDecryptionKey(consumerKeyName);
} catch (ConsumerDb.Error ex_2) {
try {
onError_1.onError(net.named_data.jndn.encrypt.EncryptError.ErrorCode.NoDecryptKey,
"Database error: " + ex_2.Message);
} catch (Exception exception_3) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", exception_3);
}
return;
}
if (consumerKeyBlob.size() == 0) {
try {
onError_1.onError(net.named_data.jndn.encrypt.EncryptError.ErrorCode.NoDecryptKey,
"The desired consumer decryption key in not in the database");
} catch (Exception exception_4) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", exception_4);
}
return;
}
// Process the D-KEY.
// Use the size of encryptedNonce to find the start of encryptedPayload.
ByteBuffer encryptedPayloadBuffer = dataContent.buf().duplicate();
encryptedPayloadBuffer.position(encryptedNonce.wireEncode().size());
Blob encryptedPayloadBlob_5 = new Blob(encryptedPayloadBuffer,
false);
if (encryptedPayloadBlob_5.size() == 0) {
try {
onError_1.onError(net.named_data.jndn.encrypt.EncryptError.ErrorCode.InvalidEncryptedFormat,
"The data packet does not satisfy the D-KEY packet format");
} catch (Exception ex_6) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", ex_6);
}
return;
}
// Decrypt the D-KEY.
Consumer.OnPlainText callerOnPlainText_7 = onPlainText_0;
decrypt(encryptedNonce, consumerKeyBlob, new Consumer.Anonymous_C0 (callerOnPlainText_7, encryptedPayloadBlob_5, onError_1), onError_1);
}
/// <summary>
/// Decrypt the data packet.
/// </summary>
///
/// <param name="data">The data packet. This does not verify the packet.</param>
/// <param name="onPlainText_0"></param>
/// <param name="onError_1">This calls onError.onError(errorCode, message) for an error.</param>
internal void decryptContent(Data data, Consumer.OnPlainText onPlainText_0,
net.named_data.jndn.encrypt.EncryptError.OnError onError_1)
{
// Get the encrypted content.
EncryptedContent dataEncryptedContent_2 = new EncryptedContent();
try {
dataEncryptedContent_2.wireDecode(data.getContent());
} catch (EncodingException ex) {
try {
onError_1.onError(net.named_data.jndn.encrypt.EncryptError.ErrorCode.InvalidEncryptedFormat,
ex.Message);
} catch (Exception exception) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", exception);
}
return;
}
Name cKeyName_3 = dataEncryptedContent_2.getKeyLocator().getKeyName();
// Check if the content key is already in the store.
Blob cKey = (Blob) ILOG.J2CsMapping.Collections.Collections.Get(cKeyMap_,cKeyName_3);
if (cKey != null)
decrypt(dataEncryptedContent_2, cKey, onPlainText_0, onError_1);
else {
// Retrieve the C-KEY Data from the network.
Name interestName = new Name(cKeyName_3);
interestName.append(net.named_data.jndn.encrypt.algo.Encryptor.NAME_COMPONENT_FOR)
.append(groupName_);
Interest interest_4 = new Interest(interestName);
// Prepare the callback functions.
OnData onData_5 = new Consumer.Anonymous_C4 (this, cKeyName_3, onError_1, onPlainText_0,
dataEncryptedContent_2);
OnTimeout onTimeout = new Consumer.Anonymous_C3 (this, onData_5, onError_1, interest_4);
// Express the Interest.
try {
face_.expressInterest(interest_4, onData_5, onTimeout);
} catch (IOException ex_6) {
try {
onError_1.onError(net.named_data.jndn.encrypt.EncryptError.ErrorCode.IOException,
"expressInterest error: " + ex_6.Message);
} catch (Exception exception_7) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", exception_7);
}
}
}
}
/// <summary>
/// Decrypt cKeyData.
/// </summary>
///
/// <param name="cKeyData">The C-KEY data packet.</param>
/// <param name="onPlainText_0"></param>
/// <param name="onError_1">This calls onError.onError(errorCode, message) for an error.</param>
internal void decryptCKey(Data cKeyData, Consumer.OnPlainText onPlainText_0,
net.named_data.jndn.encrypt.EncryptError.OnError onError_1)
{
// Get the encrypted content.
Blob cKeyContent = cKeyData.getContent();
EncryptedContent cKeyEncryptedContent_2 = new EncryptedContent();
try {
cKeyEncryptedContent_2.wireDecode(cKeyContent);
} catch (EncodingException ex) {
try {
onError_1.onError(net.named_data.jndn.encrypt.EncryptError.ErrorCode.InvalidEncryptedFormat,
ex.Message);
} catch (Exception exception) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", exception);
}
return;
}
Name eKeyName = cKeyEncryptedContent_2.getKeyLocator().getKeyName();
Name dKeyName_3 = eKeyName.getPrefix(-3);
dKeyName_3.append(net.named_data.jndn.encrypt.algo.Encryptor.NAME_COMPONENT_D_KEY).append(
eKeyName.getSubName(-2));
// Check if the decryption key is already in the store.
Blob dKey = (Blob) ILOG.J2CsMapping.Collections.Collections.Get(dKeyMap_,dKeyName_3);
if (dKey != null)
decrypt(cKeyEncryptedContent_2, dKey, onPlainText_0, onError_1);
else {
// Get the D-Key Data.
Name interestName = new Name(dKeyName_3);
interestName.append(net.named_data.jndn.encrypt.algo.Encryptor.NAME_COMPONENT_FOR).append(
consumerName_);
Interest interest_4 = new Interest(interestName);
// Prepare the callback functions.
OnData onData_5 = new Consumer.Anonymous_C2 (this, onError_1, onPlainText_0, dKeyName_3,
cKeyEncryptedContent_2);
OnTimeout onTimeout = new Consumer.Anonymous_C1 (this, interest_4, onData_5, onError_1);
// Express the Interest.
try {
face_.expressInterest(interest_4, onData_5, onTimeout);
} catch (IOException ex_6) {
try {
onError_1.onError(net.named_data.jndn.encrypt.EncryptError.ErrorCode.IOException,
"expressInterest error: " + ex_6.Message);
} catch (Exception exception_7) {
logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onError", exception_7);
}
}
}
}
