Package org.apache.sshd.client.kex

Class SM2Client

java.lang.Object

org.apache.sshd.common.util.logging.AbstractLoggingBean

org.apache.sshd.client.kex.SM2Client

All Implemented Interfaces:

KeyExchange, NamedResource, SessionContextHolder, SessionHolder<Session>

public class SM2Client
extends AbstractLoggingBean
implements KeyExchange

Field Summary

Fields

Modifier and Type	Field	Description
protected byte	expected
protected byte[]	h
protected Digest	hash
protected byte[]	i_c
protected byte[]	i_s
protected byte[]	k
private int	KLEN
private int	RANDLONLEN
protected byte[]	randomc
private AbstractClientSession	session
protected byte[]	v_c
protected byte[]	v_s

Fields inherited from class org.apache.sshd.common.util.logging.AbstractLoggingBean

log

Fields inherited from interface org.apache.sshd.common.kex.KeyExchange

GROUP_KEX_OPCODES_MAP, SIMPLE_KEX_OPCODES_MAP

Fields inherited from interface org.apache.sshd.common.NamedResource

BY_NAME_COMPARATOR, NAME_EXTRACTOR

Constructor Summary

Constructors

Constructor	Description
SM2Client()
SM2Client(Session session)

Method Summary

Modifier and Type	Method	Description
byte[]	getH()	Retrieves the computed h parameter
Digest	getHash()	The message digest used by this key exchange algorithm.
byte[]	getK()	Retrieves the computed k parameter
String	getName()
Session	getSession()
void	init(byte[] v_s, byte[] v_c, byte[] i_s, byte[] i_c)	Initialize the key exchange algorithm.
boolean	next(int cmd, Buffer buffer)	Process the next packet
void	setSession(Session session)

Methods inherited from class org.apache.sshd.common.util.logging.AbstractLoggingBean

debug, debug, debug, debug, debug, error, error, error, error, error, getSimplifiedLogger, info, info, warn, warn, warn, warn, warn, warn, warn, warn

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.sshd.common.session.SessionHolder

getSessionContext

Field Details

session

private AbstractClientSession session

v_s

protected byte[] v_s

v_c

protected byte[] v_c

i_s

protected byte[] i_s

i_c

protected byte[] i_c

hash

protected Digest hash

k

protected byte[] k

h

protected byte[] h

expected

protected byte expected

RANDLONLEN

private int RANDLONLEN

KLEN

private int KLEN

randomc

protected byte[] randomc

Constructor Details

SM2Client

public SM2Client()

SM2Client

public SM2Client(Session session)

Method Details

setSession

public void setSession(Session session)

init

public void init(byte[] v_s,
 byte[] v_c,
 byte[] i_s,
 byte[] i_c)
          throws Exception

Description copied from interface: KeyExchange

Initialize the key exchange algorithm.

Specified by:

init in interface KeyExchange

Parameters:

v_s - the server identification string

v_c - the client identification string

i_s - the server key initialization packet

i_c - the client key initialization packet

Throws:

Exception - if an error occurs

next

public boolean next(int cmd,
 Buffer buffer)
             throws Exception

Description copied from interface: KeyExchange

Process the next packet

Specified by:

next in interface KeyExchange

Parameters:

cmd - the command

buffer - the packet contents positioned after the command

Returns:

a boolean indicating if the processing is complete or if more packets are to be received

Throws:

Exception - if an error occurs

getSession

public Session getSession()

Specified by:

getSession in interface SessionHolder<Session>

getHash

public Digest getHash()

Description copied from interface: KeyExchange

The message digest used by this key exchange algorithm.

Specified by:

getHash in interface KeyExchange

Returns:

the message digest

getH

public byte[] getH()

Description copied from interface: KeyExchange

Retrieves the computed h parameter

Specified by:

getH in interface KeyExchange

Returns:

The h parameter

getK

public byte[] getK()

Description copied from interface: KeyExchange

Retrieves the computed k parameter

Specified by:

getK in interface KeyExchange

Returns:

The k parameter

getName

public String getName()

Specified by:

getName in interface NamedResource

Returns:

The resource name