Package org.mozilla.jss.crypto

Class KBKDFDerivedKey

java.lang.Object

org.mozilla.jss.util.NativeEnclosure

org.mozilla.jss.crypto.KBKDFDerivedKey

All Implemented Interfaces:

AutoCloseable

public class KBKDFDerivedKey
extends NativeEnclosure

Class for supporting additional derived keys from PKCS#11 v3.0's SP800-108 KBKDF implementation.

Field Summary

Fields

Modifier and Type	Field	Description
private CKAttribute[]	attrs
private long	handle

Fields inherited from class org.mozilla.jss.util.NativeEnclosure

mPointer, mPointerSize

Constructor Summary

Constructors

Constructor	Description
KBKDFDerivedKey()
KBKDFDerivedKey(CKAttribute[] attrs)

Method Summary

Modifier and Type	Method	Description
protected void	acquireNativeResources()	Allocate native resources, setting mPointer and mPointerSize as appropriate.
protected void	acquireNativeResourcesInternal()
void	addAttribute(CKAttribute attr)
SecretKey	getKey(SecretKey parent, long mech, boolean temporary)
private SymmetricKey	getKeyFromHandle(SymmetricKey parentKey, long mech, boolean temporary)
protected void	releaseNativeResources()	Called to deallocate native resources; note that mPointer.close() is called afterwards.
protected void	releaseNativeResourcesInternal()
void	setAttributes(CKAttribute[] attrs)

Methods inherited from class org.mozilla.jss.util.NativeEnclosure

close, finalize, open

Methods inherited from class java.lang.Object

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

Field Details

attrs

private CKAttribute[] attrs

handle

private long handle

Constructor Details

KBKDFDerivedKey

public KBKDFDerivedKey()

KBKDFDerivedKey

public KBKDFDerivedKey(CKAttribute[] attrs)
                throws IllegalArgumentException

Throws:

IllegalArgumentException

Method Details

setAttributes

public void setAttributes(CKAttribute[] attrs)
                   throws IllegalArgumentException

Throws:

IllegalArgumentException

addAttribute

public void addAttribute(CKAttribute attr)
                  throws IllegalArgumentException

Throws:

IllegalArgumentException

acquireNativeResources

protected void acquireNativeResources()
                               throws Exception

Description copied from class: NativeEnclosure

Allocate native resources, setting mPointer and mPointerSize as appropriate.

Specified by:

acquireNativeResources in class NativeEnclosure

Throws:

Exception

releaseNativeResources

protected void releaseNativeResources()
                               throws Exception

Description copied from class: NativeEnclosure

Called to deallocate native resources; note that mPointer.close() is called afterwards. If mPointer.close() should be a no-op, extend from StaticVoidRef and do any required cleanup here.

Specified by:

releaseNativeResources in class NativeEnclosure

Throws:

Exception

getKey

public SecretKey getKey(SecretKey parent,
 long mech,
 boolean temporary)
                 throws Exception

Throws:

Exception

getKeyFromHandle

private SymmetricKey getKeyFromHandle(SymmetricKey parentKey,
 long mech,
 boolean temporary)
                               throws Exception

Throws:

Exception

acquireNativeResourcesInternal

protected void acquireNativeResourcesInternal()
                                       throws Exception

Throws:

Exception

releaseNativeResourcesInternal

protected void releaseNativeResourcesInternal()
                                       throws Exception

Throws:

Exception