/// <summary>
/// Look in the IdentityStorage or pibImpl for the public key with the name in the
/// KeyLocator (if available). If the public key can't be found, return an
/// empty Blob.
/// </summary>
///
/// <param name="keyLocator">The KeyLocator.</param>
/// <param name="failureReason"></param>
/// <returns>The public key DER or an empty Blob if not found.</returns>
private Blob getPublicKeyDer(KeyLocator keyLocator, String[] failureReason)
{
if (keyLocator.getType() == net.named_data.jndn.KeyLocatorType.KEYNAME &&
identityStorage_ != null)
{
Name keyName;
try {
// Assume the key name is a certificate name.
keyName = net.named_data.jndn.security.certificate.IdentityCertificate
.certificateNameToPublicKeyName(keyLocator.getKeyName());
} catch (Exception ex) {
failureReason[0] = "Cannot get a public key name from the certificate named: "
+ keyLocator.getKeyName().toUri();
return(new Blob());
}
try {
// Assume the key name is a certificate name.
return(identityStorage_.getKey(keyName));
} catch (SecurityException ex_0) {
failureReason[0] = "The identityStorage doesn't have the key named "
+ keyName.toUri();
return(new Blob());
}
}
else if (keyLocator.getType() == net.named_data.jndn.KeyLocatorType.KEYNAME &&
pibImpl_ != null)
{
try {
return(pibImpl_.getKeyBits(keyLocator.getKeyName()));
} catch (Pib.Error ex_1) {
failureReason[0] = "The pibImpl doesn't have the key named "
+ keyLocator.getKeyName().toUri();
return(new Blob());
} catch (PibImpl.Error ex_2) {
failureReason[0] = "Error getting the key named "
+ keyLocator.getKeyName().toUri();
return(new Blob());
}
}
else
{
// Can't find a key to verify.
failureReason[0] = "The signature KeyLocator doesn't have a key name";
return(new Blob());
}
}
// TODO: getExtension
/// <summary>
/// Write a string representation of this certificate to result.
/// </summary>
///
/// <param name="result">The StringBuffer to write to.</param>
public void printCertificate(StringBuilder result)
{
result.append("Certificate name:\n");
result.append(" ").append(getName().toUri()).append("\n");
result.append("Validity:\n");
result.append(" NotBefore: ")
.append(net.named_data.jndn.encrypt.Schedule
.toIsoString(getValidityPeriod().getNotBefore()))
.append("\n");
result.append(" NotAfter: ")
.append(net.named_data.jndn.encrypt.Schedule.toIsoString(getValidityPeriod().getNotAfter()))
.append("\n");
// TODO: Print the extension.
result.append("Public key bits:\n");
try {
result.append(net.named_data.jndn.util.Common.base64Encode(getPublicKey()
.getImmutableArray(), true));
} catch (CertificateV2.Error ex) {
// No public key.
}
result.append("Signature Information:\n");
result.append(" Signature Type: ");
if (getSignature() is Sha256WithEcdsaSignature)
{
result.append("SignatureSha256WithEcdsa\n");
}
else if (getSignature() is Sha256WithRsaSignature)
{
result.append("SignatureSha256WithRsa\n");
}
else
{
result.append("<unknown>\n");
}
if (net.named_data.jndn.KeyLocator.canGetFromSignature(getSignature()))
{
result.append(" Key Locator: ");
KeyLocator keyLocator = net.named_data.jndn.KeyLocator.getFromSignature(getSignature());
if (keyLocator.getType() == net.named_data.jndn.KeyLocatorType.KEYNAME)
{
if (keyLocator.getKeyName().equals(getKeyName()))
{
result.append("Self-Signed ");
}
result.append("Name=").append(keyLocator.getKeyName().toUri())
.append("\n");
}
else
{
result.append("<no KeyLocator key name>\n");
}
}
}
/// <summary>
/// A helper method for getKeyLocatorName.
/// </summary>
///
private static Name getKeyLocatorNameFromSignature(Signature signatureInfo,
ValidationState state)
{
if (!net.named_data.jndn.KeyLocator.canGetFromSignature(signatureInfo))
{
state.fail(new ValidationError(net.named_data.jndn.security.v2.ValidationError.INVALID_KEY_LOCATOR,
"KeyLocator is missing"));
return(new Name());
}
KeyLocator keyLocator = net.named_data.jndn.KeyLocator.getFromSignature(signatureInfo);
if (keyLocator.getType() != net.named_data.jndn.KeyLocatorType.KEYNAME)
{
state.fail(new ValidationError(net.named_data.jndn.security.v2.ValidationError.INVALID_KEY_LOCATOR,
"KeyLocator type is not Name"));
return(new Name());
}
return(keyLocator.getKeyName());
}
/// <summary>
/// Look in the IdentityStorage for the public key with the name in the
/// KeyLocator (if available). If the public key can't be found, return and
/// empty Blob.
/// </summary>
///
/// <param name="keyLocator">The KeyLocator.</param>
/// <returns>The public key DER or an empty Blob if not found.</returns>
private Blob getPublicKeyDer(KeyLocator keyLocator)
{
if (keyLocator.getType() == net.named_data.jndn.KeyLocatorType.KEYNAME &&
identityStorage_ != null)
{
try {
// Assume the key name is a certificate name.
return(identityStorage_
.getKey(net.named_data.jndn.security.certificate.IdentityCertificate
.certificateNameToPublicKeyName(keyLocator
.getKeyName())));
} catch (SecurityException ex) {
// The storage doesn't have the key.
return(new Blob());
}
}
else
{
// Can't find a key to verify.
return(new Blob());
}
}
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>");
}
}
}