org.whispersystems.curve25519

Class J2meCurve25519Provider

java.lang.Object

org.whispersystems.curve25519.J2meCurve25519Provider

public class J2meCurve25519Provider
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	PRIVATE_KEY_LEN

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	J2meCurve25519Provider()

Method Summary

Modifier and Type	Method and Description
byte[]	calculateAgreement(byte[] ourPrivate, byte[] theirPublic)
byte[]	calculateSignature(byte[] random, byte[] privateKey, byte[] message)
byte[]	calculateVrfSignature(byte[] random, byte[] privateKey, byte[] message)
byte[]	generatePrivateKey()
byte[]	generatePrivateKey(byte[] random)
byte[]	generatePublicKey(byte[] privateKey)
byte[]	getRandom(int length)
boolean	isNative()
void	setRandomProvider(SecureRandomProvider secureRandomProvider)
boolean	verifySignature(byte[] publicKey, byte[] message, byte[] signature)
byte[]	verifyVrfSignature(byte[] publicKey, byte[] message, byte[] signature)

Methods inherited from class java.lang.Object

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

Field Detail

PRIVATE_KEY_LEN

public static final int PRIVATE_KEY_LEN

See Also:

Constant Field Values

Constructor Detail

J2meCurve25519Provider

protected J2meCurve25519Provider()

Method Detail

isNative

public boolean isNative()

setRandomProvider

public void setRandomProvider(SecureRandomProvider secureRandomProvider)

calculateAgreement

public byte[] calculateAgreement(byte[] ourPrivate,
                                 byte[] theirPublic)

generatePublicKey

public byte[] generatePublicKey(byte[] privateKey)

generatePrivateKey

public byte[] generatePrivateKey()

generatePrivateKey

public byte[] generatePrivateKey(byte[] random)

calculateSignature

public byte[] calculateSignature(byte[] random,
                                 byte[] privateKey,
                                 byte[] message)

verifySignature

public boolean verifySignature(byte[] publicKey,
                               byte[] message,
                               byte[] signature)

calculateVrfSignature

public byte[] calculateVrfSignature(byte[] random,
                                    byte[] privateKey,
                                    byte[] message)

verifyVrfSignature

public byte[] verifyVrfSignature(byte[] publicKey,
                                 byte[] message,
                                 byte[] signature)
                          throws VrfSignatureVerificationFailedException

Throws:

VrfSignatureVerificationFailedException

getRandom

public byte[] getRandom(int length)