Package org.bouncycastle.cms

Class KeyAgreeRecipientInfoGenerator

java.lang.Object

org.bouncycastle.cms.KeyAgreeRecipientInfoGenerator

All Implemented Interfaces:

RecipientInfoGenerator

Direct Known Subclasses:

JceKeyAgreeRecipientInfoGenerator

public abstract class KeyAgreeRecipientInfoGenerator
extends Object
implements RecipientInfoGenerator

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	KeyAgreeRecipientInfoGenerator(ASN1ObjectIdentifier keyAgreementOID, SubjectPublicKeyInfo originatorKeyInfo, ASN1ObjectIdentifier keyEncryptionOID)

Method Summary

Modifier and Type	Method	Description
protected org.bouncycastle.asn1.cms.OriginatorPublicKey	createOriginatorPublicKey(SubjectPublicKeyInfo originatorKeyInfo)
org.bouncycastle.asn1.cms.RecipientInfo	generate(GenericKey contentEncryptionKey)
protected abstract ASN1Sequence	generateRecipientEncryptedKeys(AlgorithmIdentifier keyAgreeAlgorithm, AlgorithmIdentifier keyEncAlgorithm, GenericKey contentEncryptionKey)
protected abstract byte[]	getUserKeyingMaterial(AlgorithmIdentifier keyAgreeAlgorithm)

Methods inherited from class java.lang.Object

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

Constructor Details

KeyAgreeRecipientInfoGenerator

protected KeyAgreeRecipientInfoGenerator(ASN1ObjectIdentifier keyAgreementOID,
 SubjectPublicKeyInfo originatorKeyInfo,
 ASN1ObjectIdentifier keyEncryptionOID)

Method Details

generate

public org.bouncycastle.asn1.cms.RecipientInfo generate(GenericKey contentEncryptionKey)
                                                 throws CMSException

Specified by:

generate in interface RecipientInfoGenerator

Throws:

CMSException

createOriginatorPublicKey

protected org.bouncycastle.asn1.cms.OriginatorPublicKey createOriginatorPublicKey(SubjectPublicKeyInfo originatorKeyInfo)

generateRecipientEncryptedKeys

protected abstract ASN1Sequence generateRecipientEncryptedKeys(AlgorithmIdentifier keyAgreeAlgorithm,
 AlgorithmIdentifier keyEncAlgorithm,
 GenericKey contentEncryptionKey)
                                                        throws CMSException

Throws:

CMSException

getUserKeyingMaterial

protected abstract byte[] getUserKeyingMaterial(AlgorithmIdentifier keyAgreeAlgorithm)
                                         throws CMSException

Throws:

CMSException