org.bouncycastle.cms
Class CMSAuthenticatedGenerator

java.lang.Object
  org.bouncycastle.cms.CMSEnvelopedGenerator
      org.bouncycastle.cms.CMSAuthenticatedGenerator

Direct Known Subclasses:

CMSAuthenticatedDataGenerator, CMSAuthenticatedDataStreamGenerator

public class CMSAuthenticatedGenerator
extends CMSEnvelopedGenerator

Field Summary

protected CMSAttributeTableGenerator	authGen
protected CMSAttributeTableGenerator	unauthGen

Fields inherited from class org.bouncycastle.cms.CMSEnvelopedGenerator

AES128_CBC, AES128_WRAP, AES192_CBC, AES192_WRAP, AES256_CBC, AES256_WRAP, CAMELLIA128_CBC, CAMELLIA128_WRAP, CAMELLIA192_CBC, CAMELLIA192_WRAP, CAMELLIA256_CBC, CAMELLIA256_WRAP, CAST5_CBC, DES_EDE3_CBC, DES_EDE3_WRAP, ECDH_SHA1KDF, ECMQV_SHA1KDF, IDEA_CBC, RC2_CBC, SEED_CBC, SEED_WRAP, unprotectedAttributeGenerator

Constructor Summary

CMSAuthenticatedGenerator()
base constructor

CMSAuthenticatedGenerator(java.security.SecureRandom rand)
constructor allowing specific source of randomness

Method Summary

protected java.security.spec.AlgorithmParameterSpec	generateParameterSpec(java.lang.String encryptionOID, javax.crypto.SecretKey encKey, java.security.Provider encProvider)
protected AlgorithmIdentifier	getAlgorithmIdentifier(java.lang.String encryptionOID, java.security.spec.AlgorithmParameterSpec paramSpec, java.security.Provider provider)
protected java.util.Map	getBaseParameters(DERObjectIdentifier contentType, AlgorithmIdentifier digAlgId, byte[] hash)
void	setAuthenticatedAttributeGenerator(CMSAttributeTableGenerator authGen)
void	setUnauthenticatedAttributeGenerator(CMSAttributeTableGenerator unauthGen)

Methods inherited from class org.bouncycastle.cms.CMSEnvelopedGenerator

addKEKRecipient, addKEKRecipient, addKeyAgreementRecipient, addKeyAgreementRecipient, addKeyAgreementRecipients, addKeyAgreementRecipients, addKeyTransRecipient, addKeyTransRecipient, addPasswordRecipient, addRecipientInfoGenerator, generateParameters, getAlgorithmIdentifier, setUnprotectedAttributeGenerator

Methods inherited from class java.lang.Object

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

Field Detail

authGen

protected CMSAttributeTableGenerator authGen

unauthGen

protected CMSAttributeTableGenerator unauthGen

Constructor Detail

CMSAuthenticatedGenerator

public CMSAuthenticatedGenerator()

base constructor

CMSAuthenticatedGenerator

public CMSAuthenticatedGenerator(java.security.SecureRandom rand)

constructor allowing specific source of randomness

Parameters:

rand - instance of SecureRandom to use

Method Detail

getAlgorithmIdentifier

protected AlgorithmIdentifier getAlgorithmIdentifier(java.lang.String encryptionOID,
                                                     java.security.spec.AlgorithmParameterSpec paramSpec,
                                                     java.security.Provider provider)
                                              throws java.io.IOException,
                                                     java.security.NoSuchAlgorithmException,
                                                     java.security.spec.InvalidParameterSpecException

Throws:

java.io.IOException

java.security.NoSuchAlgorithmException

java.security.spec.InvalidParameterSpecException

generateParameterSpec

protected java.security.spec.AlgorithmParameterSpec generateParameterSpec(java.lang.String encryptionOID,
                                                                          javax.crypto.SecretKey encKey,
                                                                          java.security.Provider encProvider)
                                                                   throws CMSException

Throws:

CMSException

setAuthenticatedAttributeGenerator

public void setAuthenticatedAttributeGenerator(CMSAttributeTableGenerator authGen)

setUnauthenticatedAttributeGenerator

public void setUnauthenticatedAttributeGenerator(CMSAttributeTableGenerator unauthGen)

getBaseParameters

protected java.util.Map getBaseParameters(DERObjectIdentifier contentType,
                                          AlgorithmIdentifier digAlgId,
                                          byte[] hash)