org.bouncycastle.cms

Class PasswordRecipientInfoGenerator

java.lang.Object

org.bouncycastle.cms.PasswordRecipientInfoGenerator

All Implemented Interfaces:

RecipientInfoGenerator

Direct Known Subclasses:

BcPasswordRecipientInfoGenerator, JcePasswordRecipientInfoGenerator

public abstract class PasswordRecipientInfoGenerator
extends Object
implements RecipientInfoGenerator

Field Summary

Fields

Modifier and Type	Field and Description
protected char[]	password

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PasswordRecipientInfoGenerator(ASN1ObjectIdentifier kekAlgorithm, char[] password)
protected	PasswordRecipientInfoGenerator(ASN1ObjectIdentifier kekAlgorithm, char[] password, int keySize, int blockSize)

Method Summary

Modifier and Type	Method and Description
protected abstract byte[]	calculateDerivedKey(int schemeID, AlgorithmIdentifier derivationAlgorithm, int keySize)
RecipientInfo	generate(GenericKey contentEncryptionKey)
protected abstract byte[]	generateEncryptedBytes(AlgorithmIdentifier algorithm, byte[] derivedKey, GenericKey contentEncryptionKey)
PasswordRecipientInfoGenerator	setPasswordConversionScheme(int schemeID)
PasswordRecipientInfoGenerator	setPRF(PasswordRecipient.PRF prf)
PasswordRecipientInfoGenerator	setSaltAndIterationCount(byte[] salt, int iterationCount)
PasswordRecipientInfoGenerator	setSecureRandom(SecureRandom random)

Methods inherited from class java.lang.Object

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

Field Detail

password

protected char[] password

Constructor Detail

PasswordRecipientInfoGenerator

protected PasswordRecipientInfoGenerator(ASN1ObjectIdentifier kekAlgorithm,
                                         char[] password)

PasswordRecipientInfoGenerator

protected PasswordRecipientInfoGenerator(ASN1ObjectIdentifier kekAlgorithm,
                                         char[] password,
                                         int keySize,
                                         int blockSize)

Method Detail

setPasswordConversionScheme

public PasswordRecipientInfoGenerator setPasswordConversionScheme(int schemeID)

setPRF

public PasswordRecipientInfoGenerator setPRF(PasswordRecipient.PRF prf)

setSaltAndIterationCount

public PasswordRecipientInfoGenerator setSaltAndIterationCount(byte[] salt,
                                                               int iterationCount)

setSecureRandom

public PasswordRecipientInfoGenerator setSecureRandom(SecureRandom random)

generate

public RecipientInfo generate(GenericKey contentEncryptionKey)
                       throws CMSException

Specified by:

generate in interface RecipientInfoGenerator

Throws:

CMSException

calculateDerivedKey

protected abstract byte[] calculateDerivedKey(int schemeID,
                                              AlgorithmIdentifier derivationAlgorithm,
                                              int keySize)
                                       throws CMSException

Throws:

CMSException

generateEncryptedBytes

protected abstract byte[] generateEncryptedBytes(AlgorithmIdentifier algorithm,
                                                 byte[] derivedKey,
                                                 GenericKey contentEncryptionKey)
                                          throws CMSException

Throws:

CMSException