kz.gamma.hardware.x509
Class X509Util

java.lang.Object
  kz.gamma.hardware.x509.X509Util

 class X509Util
extends java.lang.Object

Nested Class Summary

(package private) static class

X509Util.Implementation

Field Summary

private static java.util.Hashtable	algorithms
private static java.util.Set	noParams
private static java.util.Hashtable	params

Constructor Summary

X509Util()

Method Summary

(package private) static byte[]	calculateSignature(DERObjectIdentifier sigOid, java.lang.String sigName, java.security.PrivateKey key, java.security.SecureRandom random, ASN1Encodable object)
(package private) static byte[]	calculateSignature(DERObjectIdentifier sigOid, java.lang.String sigName, java.lang.String provider, java.security.PrivateKey key, java.security.SecureRandom random, ASN1Encodable object)
(package private) static X509Principal	convertPrincipal(javax.security.auth.x500.X500Principal principal)
(package private) static java.util.Iterator	getAlgNames()
(package private) static DERObjectIdentifier	getAlgorithmOID(java.lang.String algorithmName)
(package private) static X509Util.Implementation	getImplementation(java.lang.String baseName, java.lang.String algorithm) return an implementation for a given algorithm/provider.
(package private) static X509Util.Implementation	getImplementation(java.lang.String baseName, java.lang.String algorithm, java.security.Provider prov) see if we can find an algorithm (or its alias and what it represents) in the property table for the given provider.
(package private) static java.security.Provider	getProvider(java.lang.String provider)
(package private) static AlgorithmIdentifier	getSigAlgID(DERObjectIdentifier sigOid, java.lang.String algorithmName)
(package private) static java.security.Signature	getSignatureInstance(java.lang.String algorithm)
(package private) static java.security.Signature	getSignatureInstance(java.lang.String algorithm, java.lang.String provider)

Methods inherited from class java.lang.Object

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

Field Detail

algorithms

private static java.util.Hashtable algorithms

params

private static java.util.Hashtable params

noParams

private static java.util.Set noParams

Constructor Detail

X509Util

X509Util()

Method Detail

getAlgorithmOID

static DERObjectIdentifier getAlgorithmOID(java.lang.String algorithmName)

Parameters:

algorithmName -

Returns:

getSigAlgID

static AlgorithmIdentifier getSigAlgID(DERObjectIdentifier sigOid,
                                       java.lang.String algorithmName)

Parameters:

sigOid -

algorithmName -

Returns:

getAlgNames

static java.util.Iterator getAlgNames()

Returns:

getSignatureInstance

static java.security.Signature getSignatureInstance(java.lang.String algorithm)
                                             throws java.security.NoSuchAlgorithmException

Parameters:

algorithm -

Returns:

Throws:

java.security.NoSuchAlgorithmException

getSignatureInstance

static java.security.Signature getSignatureInstance(java.lang.String algorithm,
                                                    java.lang.String provider)
                                             throws java.security.NoSuchProviderException,
                                                    java.security.NoSuchAlgorithmException

Parameters:

algorithm -

provider -

Returns:

Throws:

java.security.NoSuchProviderException

java.security.NoSuchAlgorithmException

calculateSignature

static byte[] calculateSignature(DERObjectIdentifier sigOid,
                                 java.lang.String sigName,
                                 java.security.PrivateKey key,
                                 java.security.SecureRandom random,
                                 ASN1Encodable object)
                          throws java.io.IOException,
                                 java.security.NoSuchAlgorithmException,
                                 java.security.InvalidKeyException,
                                 java.security.SignatureException

Parameters:

sigOid -

sigName -

key -

random -

object -

Returns:

Throws:

java.io.IOException

java.security.NoSuchAlgorithmException

java.security.InvalidKeyException

java.security.SignatureException

calculateSignature

static byte[] calculateSignature(DERObjectIdentifier sigOid,
                                 java.lang.String sigName,
                                 java.lang.String provider,
                                 java.security.PrivateKey key,
                                 java.security.SecureRandom random,
                                 ASN1Encodable object)
                          throws java.io.IOException,
                                 java.security.NoSuchProviderException,
                                 java.security.NoSuchAlgorithmException,
                                 java.security.InvalidKeyException,
                                 java.security.SignatureException

Parameters:

sigOid -

sigName -

provider -

key -

random -

object -

Returns:

Throws:

java.io.IOException

java.security.NoSuchProviderException

java.security.NoSuchAlgorithmException

java.security.InvalidKeyException

java.security.SignatureException

convertPrincipal

static X509Principal convertPrincipal(javax.security.auth.x500.X500Principal principal)

Parameters:

principal -

Returns:

getImplementation

static X509Util.Implementation getImplementation(java.lang.String baseName,
                                                 java.lang.String algorithm,
                                                 java.security.Provider prov)
                                          throws java.security.NoSuchAlgorithmException

see if we can find an algorithm (or its alias and what it represents) in the property table for the given provider.

Parameters:

baseName -

algorithm -

prov -

Returns:

Throws:

java.security.NoSuchAlgorithmException

getImplementation

static X509Util.Implementation getImplementation(java.lang.String baseName,
                                                 java.lang.String algorithm)
                                          throws java.security.NoSuchAlgorithmException

return an implementation for a given algorithm/provider. If the provider is null, we grab the first avalaible who has the required algorithm.

Parameters:

baseName -

algorithm -

Returns:

Throws:

java.security.NoSuchAlgorithmException

getProvider

static java.security.Provider getProvider(java.lang.String provider)
                                   throws java.security.NoSuchProviderException

Parameters:

provider -

Returns:

Throws:

java.security.NoSuchProviderException