org.bouncycastle.cms.jcajce

Class EnvelopedDataHelper

java.lang.Object

org.bouncycastle.cms.jcajce.EnvelopedDataHelper

public class EnvelopedDataHelper
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
protected static Map	BASE_CIPHER_NAMES
protected static Map	CIPHER_ALG_NAMES
protected static SecretKeySizeProvider	KEY_SIZE_PROVIDER
protected static Map	MAC_ALG_NAMES

Method Summary

Modifier and Type	Method and Description
JceAsymmetricKeyUnwrapper	createAsymmetricUnwrapper(AlgorithmIdentifier keyEncryptionAlgorithm, PrivateKey keyEncryptionKey)
JceKTSKeyUnwrapper	createAsymmetricUnwrapper(AlgorithmIdentifier keyEncryptionAlgorithm, PrivateKey keyEncryptionKey, byte[] partyUInfo, byte[] partyVInfo)
Cipher	createContentCipher(Key sKey, AlgorithmIdentifier encryptionAlgID)
KeyFactory	createKeyFactory(ASN1ObjectIdentifier algorithm)
KeyGenerator	createKeyGenerator(ASN1ObjectIdentifier algorithm)
SymmetricKeyUnwrapper	createSymmetricUnwrapper(AlgorithmIdentifier keyEncryptionAlgorithm, SecretKey keyEncryptionKey)
AlgorithmIdentifier	getAlgorithmIdentifier(ASN1ObjectIdentifier macOID, AlgorithmParameterSpec paramSpec)
Key	getJceKey(ASN1ObjectIdentifier algorithm, GenericKey key)
void	keySizeCheck(AlgorithmIdentifier keyAlgorithm, Key key)

Methods inherited from class java.lang.Object

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

Field Detail

KEY_SIZE_PROVIDER

protected static final SecretKeySizeProvider KEY_SIZE_PROVIDER

BASE_CIPHER_NAMES

protected static final Map BASE_CIPHER_NAMES

CIPHER_ALG_NAMES

protected static final Map CIPHER_ALG_NAMES

MAC_ALG_NAMES

protected static final Map MAC_ALG_NAMES

Method Detail

getJceKey

public Key getJceKey(ASN1ObjectIdentifier algorithm,
                     GenericKey key)

keySizeCheck

public void keySizeCheck(AlgorithmIdentifier keyAlgorithm,
                         Key key)
                  throws CMSException

Throws:

CMSException

createContentCipher

public Cipher createContentCipher(Key sKey,
                                  AlgorithmIdentifier encryptionAlgID)
                           throws CMSException

Throws:

CMSException

createKeyGenerator

public KeyGenerator createKeyGenerator(ASN1ObjectIdentifier algorithm)
                                throws CMSException

Throws:

CMSException

createKeyFactory

public KeyFactory createKeyFactory(ASN1ObjectIdentifier algorithm)
                            throws CMSException

Throws:

CMSException

createAsymmetricUnwrapper

public JceAsymmetricKeyUnwrapper createAsymmetricUnwrapper(AlgorithmIdentifier keyEncryptionAlgorithm,
                                                           PrivateKey keyEncryptionKey)

createAsymmetricUnwrapper

public JceKTSKeyUnwrapper createAsymmetricUnwrapper(AlgorithmIdentifier keyEncryptionAlgorithm,
                                                    PrivateKey keyEncryptionKey,
                                                    byte[] partyUInfo,
                                                    byte[] partyVInfo)

createSymmetricUnwrapper

public SymmetricKeyUnwrapper createSymmetricUnwrapper(AlgorithmIdentifier keyEncryptionAlgorithm,
                                                      SecretKey keyEncryptionKey)

getAlgorithmIdentifier

public AlgorithmIdentifier getAlgorithmIdentifier(ASN1ObjectIdentifier macOID,
                                                  AlgorithmParameterSpec paramSpec)