Package org.spongycastle.mls.crypto

Class Secret

java.lang.Object

org.spongycastle.mls.crypto.Secret

public class Secret
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Secret.KDFLabel

Constructor Summary

Constructors

Constructor	Description
Secret(byte[] value)

Method Summary

Modifier and Type	Method	Description
void	consume()
Secret	deriveSecret(MlsCipherSuite suite, String label)
Secret	deriveTreeSecret(MlsCipherSuite suite, String label, int generation, int length)
boolean	equals(Object o)
Secret	expand(MlsCipherSuite suite, String label, int length)
Secret	expandWithLabel(MlsCipherSuite suite, String label, byte[] context, int length)
static Secret	extract(MlsCipherSuite suite, Secret salt, Secret ikm)
int	hashCode()
boolean	isConsumed()
final byte[]	value()
static Secret	zero(MlsCipherSuite suite)

Methods inherited from class java.lang.Object

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

Constructor Details

Secret

public Secret(byte[] value)

Method Details

zero

public static Secret zero(MlsCipherSuite suite)

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

value

public final byte[] value()

isConsumed

public boolean isConsumed()

consume

public void consume()

extract

public static Secret extract(MlsCipherSuite suite,
 Secret salt,
 Secret ikm)

expand

public Secret expand(MlsCipherSuite suite,
 String label,
 int length)

expandWithLabel

public Secret expandWithLabel(MlsCipherSuite suite,
 String label,
 byte[] context,
 int length)
                       throws IOException

Throws:

IOException

deriveSecret

public Secret deriveSecret(MlsCipherSuite suite,
 String label)
                    throws IOException

Throws:

IOException

deriveTreeSecret

public Secret deriveTreeSecret(MlsCipherSuite suite,
 String label,
 int generation,
 int length)
                        throws IOException

Throws:

IOException