org.bouncycastle.cert
Class X509ExtensionUtils

java.lang.Object
  org.bouncycastle.cert.X509ExtensionUtils

Direct Known Subclasses:

JcaX509ExtensionUtils

public class X509ExtensionUtils
extends java.lang.Object

Constructor Summary

X509ExtensionUtils(org.bouncycastle.operator.DigestCalculator calculator)

Method Summary

org.bouncycastle.asn1.x509.AuthorityKeyIdentifier	createAuthorityKeyIdentifier(org.bouncycastle.asn1.x509.SubjectPublicKeyInfo publicKeyInfo)
org.bouncycastle.asn1.x509.AuthorityKeyIdentifier	createAuthorityKeyIdentifier(X509CertificateHolder certHolder)
org.bouncycastle.asn1.x509.SubjectKeyIdentifier	createSubjectKeyIdentifier(org.bouncycastle.asn1.x509.SubjectPublicKeyInfo publicKeyInfo) Return a RFC 3280 type 1 key identifier.
org.bouncycastle.asn1.x509.SubjectKeyIdentifier	createTruncatedSubjectKeyIdentifier(org.bouncycastle.asn1.x509.SubjectPublicKeyInfo publicKeyInfo) Return a RFC 3280 type 2 key identifier.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

X509ExtensionUtils

public X509ExtensionUtils(org.bouncycastle.operator.DigestCalculator calculator)

Method Detail

createAuthorityKeyIdentifier

public org.bouncycastle.asn1.x509.AuthorityKeyIdentifier createAuthorityKeyIdentifier(X509CertificateHolder certHolder)

createAuthorityKeyIdentifier

public org.bouncycastle.asn1.x509.AuthorityKeyIdentifier createAuthorityKeyIdentifier(org.bouncycastle.asn1.x509.SubjectPublicKeyInfo publicKeyInfo)

createSubjectKeyIdentifier

public org.bouncycastle.asn1.x509.SubjectKeyIdentifier createSubjectKeyIdentifier(org.bouncycastle.asn1.x509.SubjectPublicKeyInfo publicKeyInfo)

Return a RFC 3280 type 1 key identifier. As in:

 (1) The keyIdentifier is composed of the 160-bit SHA-1 hash of the
 value of the BIT STRING subjectPublicKey (excluding the tag,
 length, and number of unused bits).
 

Parameters:

publicKeyInfo - the key info object containing the subjectPublicKey field.

Returns:

the key identifier.

createTruncatedSubjectKeyIdentifier

public org.bouncycastle.asn1.x509.SubjectKeyIdentifier createTruncatedSubjectKeyIdentifier(org.bouncycastle.asn1.x509.SubjectPublicKeyInfo publicKeyInfo)

Return a RFC 3280 type 2 key identifier. As in:

 (2) The keyIdentifier is composed of a four bit type field with
 the value 0100 followed by the least significant 60 bits of the
 SHA-1 hash of the value of the BIT STRING subjectPublicKey.
 

Parameters:

publicKeyInfo - the key info object containing the subjectPublicKey field.

Returns:

the key identifier.