Package org.conscrypt

Class OpenSSLXDHKeyAgreement

java.lang.Object

javax.crypto.KeyAgreementSpi

org.conscrypt.OpenSSLBaseDHKeyAgreement<byte[]>

org.conscrypt.OpenSSLXDHKeyAgreement

@Internal
public final class OpenSSLXDHKeyAgreement
extends OpenSSLBaseDHKeyAgreement<byte[]>

Elliptic Curve Diffie-Hellman key agreement backed by the OpenSSL engine.

Constructor Summary

Constructors

Constructor	Description
OpenSSLXDHKeyAgreement()

Method Summary

Modifier and Type	Method	Description
protected int	computeKey(byte[] buffer, byte[] theirPublicKey, byte[] ourPrivateKey)	Given the public key theirPublicKey and the private key ourPrivateKey write the shared secret to buffer and return the actual output size.
protected byte[]	convertPrivateKey(java.security.PrivateKey key)
protected byte[]	convertPublicKey(java.security.PublicKey key)
protected int	getOutputSize(byte[] key)	Returns the expected result length for the given key.

Methods inherited from class org.conscrypt.OpenSSLBaseDHKeyAgreement

engineDoPhase, engineGenerateSecret, engineGenerateSecret, engineGenerateSecret, engineInit, engineInit

Methods inherited from class java.lang.Object

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

Constructor Detail

OpenSSLXDHKeyAgreement

public OpenSSLXDHKeyAgreement()

Method Detail

convertPublicKey

protected byte[] convertPublicKey(java.security.PublicKey key)
                           throws java.security.InvalidKeyException

Specified by:

convertPublicKey in class OpenSSLBaseDHKeyAgreement<byte[]>

Throws:

java.security.InvalidKeyException

convertPrivateKey

protected byte[] convertPrivateKey(java.security.PrivateKey key)
                            throws java.security.InvalidKeyException

Specified by:

convertPrivateKey in class OpenSSLBaseDHKeyAgreement<byte[]>

Throws:

java.security.InvalidKeyException

computeKey

protected int computeKey(byte[] buffer,
                         byte[] theirPublicKey,
                         byte[] ourPrivateKey)
                  throws java.security.InvalidKeyException

Description copied from class: OpenSSLBaseDHKeyAgreement

Given the public key theirPublicKey and the private key ourPrivateKey write the shared secret to buffer and return the actual output size.

Specified by:

computeKey in class OpenSSLBaseDHKeyAgreement<byte[]>

Throws:

java.security.InvalidKeyException

getOutputSize

protected int getOutputSize(byte[] key)

Description copied from class: OpenSSLBaseDHKeyAgreement

Returns the expected result length for the given key.

Specified by:

getOutputSize in class OpenSSLBaseDHKeyAgreement<byte[]>