com.sshtools.ssh.components.jce

Class DiffieHellmanEcdh

java.lang.Object

com.sshtools.ssh.components.SshKeyExchangeClient

com.sshtools.ssh.components.jce.DiffieHellmanEcdh

All Implemented Interfaces:

SshKeyExchange

Direct Known Subclasses:

DiffieHellmanEcdhNistp256, DiffieHellmanEcdhNistp384, DiffieHellmanEcdhNistp521

public class DiffieHellmanEcdh
extends SshKeyExchangeClient
implements SshKeyExchange

Field Summary

Fields

Modifier and Type	Field and Description
static int	SSH_MSG_KEX_ECDH_INIT
static int	SSH_MSG_KEX_ECDH_REPLY

Fields inherited from class com.sshtools.ssh.components.SshKeyExchangeClient

exchangeHash, hostKey, secret, signature, transport

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DiffieHellmanEcdh(String name, String curve, String hashAlgorithm)

Method Summary

Modifier and Type	Method and Description
protected void	calculateExchangeHash()
String	getAlgorithm() Get the key exchange algorithm name.
boolean	isKeyExchangeMessage(int messageid)
void	performClientExchange(String clientId, String serverId, byte[] clientKexInit, byte[] serverKexInit) Override to perform the client side key exchange.

Methods inherited from class com.sshtools.ssh.components.SshKeyExchangeClient

getExchangeHash, getHashAlgorithm, getHostKey, getSecret, getSignature, init, reset

Methods inherited from class java.lang.Object

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

Field Detail

SSH_MSG_KEX_ECDH_INIT

public static final int SSH_MSG_KEX_ECDH_INIT

See Also:

Constant Field Values

SSH_MSG_KEX_ECDH_REPLY

public static final int SSH_MSG_KEX_ECDH_REPLY

See Also:

Constant Field Values

Constructor Detail

DiffieHellmanEcdh

protected DiffieHellmanEcdh(String name,
                            String curve,
                            String hashAlgorithm)

Method Detail

getAlgorithm

public String getAlgorithm()

Description copied from class: SshKeyExchangeClient

Get the key exchange algorithm name.

Specified by:

getAlgorithm in class SshKeyExchangeClient

Returns:

the key exchange algorithm.

performClientExchange

public void performClientExchange(String clientId,
                                  String serverId,
                                  byte[] clientKexInit,
                                  byte[] serverKexInit)
                           throws SshException

Description copied from class: SshKeyExchangeClient

Override to perform the client side key exchange. The implementation should not return until all messages have been sent.

Specified by:

performClientExchange in class SshKeyExchangeClient

Throws:

SshException

isKeyExchangeMessage

public boolean isKeyExchangeMessage(int messageid)

Specified by:

isKeyExchangeMessage in class SshKeyExchangeClient

calculateExchangeHash

protected void calculateExchangeHash()
                              throws SshException

Throws:

SshException