net.openhft.chronicle.salt

Class EasyBox.SharedKey

java.lang.Object

net.openhft.chronicle.salt.EasyBox.SharedKey

Enclosing class:

EasyBox

public static class EasyBox.SharedKey
extends Object

Helper class to handle shared key corresponding to given key pair (or parts of) A shared key can be used when multiple messages are being exchanged between the same sender/receiver This avoids the same shared key being deduced from the sender/receiver key pair on every message, resulting in significantly better speeds

Field Summary

Fields

Modifier and Type	Field and Description
net.openhft.chronicle.bytes.BytesStore	store

Method Summary

Modifier and Type	Method and Description
long	address()
static EasyBox.SharedKey	precalc(EasyBox.KeyPair alice, EasyBox.KeyPair bob)
static EasyBox.SharedKey	precalc(EasyBox.PublicKey publicKey, EasyBox.SecretKey secretKey) Precalculate the shared secret key given the public and private part of separate keys This can be used to substantially improve performance when a given sender/receiver exchange multiple messages NOTE: intentionally takes distinct public and private keys rather than a single KeyPair instance as the key components will normally be complementary parts from two different KeyPairs
void	wipe() safely wipe the memory backing this key when finished

Methods inherited from class java.lang.Object

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

Field Detail

store

public final net.openhft.chronicle.bytes.BytesStore store

Method Detail

precalc

public static EasyBox.SharedKey precalc(EasyBox.PublicKey publicKey,
                                        EasyBox.SecretKey secretKey)

Precalculate the shared secret key given the public and private part of separate keys This can be used to substantially improve performance when a given sender/receiver exchange multiple messages NOTE: intentionally takes distinct public and private keys rather than a single KeyPair instance as the key components will normally be complementary parts from two different KeyPairs

Parameters:

publicKey - - the remote side's public key

secretKey - - own secret key

Returns:

- the shared secret key for message exchange

precalc

public static EasyBox.SharedKey precalc(EasyBox.KeyPair alice,
                                        EasyBox.KeyPair bob)

address

public long address()

wipe

public void wipe()

safely wipe the memory backing this key when finished