Package org.spongycastle.mls.TreeKEM

Class TreeKEMPrivateKey

java.lang.Object

org.spongycastle.mls.TreeKEM.TreeKEMPrivateKey

public class TreeKEMPrivateKey
extends Object

Constructor Summary

Constructors

Constructor	Description
TreeKEMPrivateKey(MlsCipherSuite suite, LeafIndex index)

Method Summary

Modifier and Type	Method	Description
final boolean	consistent(TreeKEMPublicKey other)
TreeKEMPrivateKey	copy()
static TreeKEMPrivateKey	create(TreeKEMPublicKey pub, LeafIndex from, Secret leafSecret)
void	decap(LeafIndex from, TreeKEMPublicKey pub, byte[] context, UpdatePath path, List<LeafIndex> except)
String	dump()
Secret	getSharedPathSecret(LeafIndex to)
Secret	getUpdateSecret()
void	insertPathSecret(NodeIndex index, Secret secret)
void	insertPrivateKey(NodeIndex index, org.spongycastle.crypto.AsymmetricCipherKeyPair keyPair)
static TreeKEMPrivateKey	joiner(TreeKEMPublicKey pub, LeafIndex index, org.spongycastle.crypto.AsymmetricCipherKeyPair leafPriv, NodeIndex intersect, Secret pathSecret)
void	setLeafKey(byte[] leafSkBytes)
protected org.spongycastle.crypto.AsymmetricCipherKeyPair	setPrivateKey(NodeIndex n, boolean isConst)
static TreeKEMPrivateKey	solo(MlsCipherSuite suite, LeafIndex index, org.spongycastle.crypto.AsymmetricCipherKeyPair leafPriv)
void	truncate(TreeSize size)

Methods inherited from class java.lang.Object

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

Constructor Details

TreeKEMPrivateKey

public TreeKEMPrivateKey(MlsCipherSuite suite,
 LeafIndex index)

Method Details

getUpdateSecret

public Secret getUpdateSecret()

insertPathSecret

public void insertPathSecret(NodeIndex index,
 Secret secret)

insertPrivateKey

public void insertPrivateKey(NodeIndex index,
 org.spongycastle.crypto.AsymmetricCipherKeyPair keyPair)

copy

public TreeKEMPrivateKey copy()

solo

public static TreeKEMPrivateKey solo(MlsCipherSuite suite,
 LeafIndex index,
 org.spongycastle.crypto.AsymmetricCipherKeyPair leafPriv)

create

public static TreeKEMPrivateKey create(TreeKEMPublicKey pub,
 LeafIndex from,
 Secret leafSecret)
                                throws Exception

Throws:

Exception

joiner

public static TreeKEMPrivateKey joiner(TreeKEMPublicKey pub,
 LeafIndex index,
 org.spongycastle.crypto.AsymmetricCipherKeyPair leafPriv,
 NodeIndex intersect,
 Secret pathSecret)
                                throws Exception

Throws:

Exception

dump

public String dump()
            throws IOException

Throws:

IOException

truncate

public void truncate(TreeSize size)

setLeafKey

public void setLeafKey(byte[] leafSkBytes)

decap

public void decap(LeafIndex from,
 TreeKEMPublicKey pub,
 byte[] context,
 UpdatePath path,
 List<LeafIndex> except)
           throws Exception

Throws:

Exception

consistent

public final boolean consistent(TreeKEMPublicKey other)
                         throws IOException

Throws:

IOException

setPrivateKey

protected org.spongycastle.crypto.AsymmetricCipherKeyPair setPrivateKey(NodeIndex n,
 boolean isConst)
                                                                 throws IOException

Throws:

IOException

getSharedPathSecret

public Secret getSharedPathSecret(LeafIndex to)