tigase.jaxmpp.core.client.xmpp.modules.auth.scram

Class ScramMechanism

java.lang.Object

tigase.jaxmpp.core.client.xmpp.modules.auth.saslmechanisms.AbstractSaslMechanism

tigase.jaxmpp.core.client.xmpp.modules.auth.scram.ScramMechanism

All Implemented Interfaces:

tigase.jaxmpp.core.client.xmpp.modules.auth.SaslMechanism

public class ScramMechanism
extends tigase.jaxmpp.core.client.xmpp.modules.auth.saslmechanisms.AbstractSaslMechanism

Field Summary

Fields inherited from class tigase.jaxmpp.core.client.xmpp.modules.auth.saslmechanisms.AbstractSaslMechanism

SASL_COMPLETE_KEY

Constructor Summary

Constructors

Constructor and Description
ScramMechanism()
ScramMechanism(String mechanismName, String algorithm, byte[] clientKey, byte[] serverKey)

Method Summary

Modifier and Type	Method and Description
String	evaluateChallenge(String input, tigase.jaxmpp.core.client.SessionObject sessionObject)
protected tigase.jaxmpp.core.client.xmpp.modules.auth.scram.ScramMechanism.Data	getData(tigase.jaxmpp.core.client.SessionObject sessionObject)
protected byte[]	h(byte[] data)
static byte[]	hi(String algorithm, byte[] password, byte[] salt, int iterations)
protected static byte[]	hmac(SecretKey key, byte[] data)
boolean	isAllowedToUse(tigase.jaxmpp.core.client.SessionObject sessionObject)
protected SecretKey	key(byte[] key)
String	name()
static byte[]	normalize(String str)
protected byte[]	xor(byte[] a, byte[] b)

Methods inherited from class tigase.jaxmpp.core.client.xmpp.modules.auth.saslmechanisms.AbstractSaslMechanism

isComplete, setComplete

Methods inherited from class java.lang.Object

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

Constructor Detail

ScramMechanism

public ScramMechanism()

ScramMechanism

public ScramMechanism(String mechanismName,
                      String algorithm,
                      byte[] clientKey,
                      byte[] serverKey)

Method Detail

hi

public static byte[] hi(String algorithm,
                        byte[] password,
                        byte[] salt,
                        int iterations)
                 throws InvalidKeyException,
                        NoSuchAlgorithmException

Throws:

InvalidKeyException

NoSuchAlgorithmException

hmac

protected static byte[] hmac(SecretKey key,
                             byte[] data)
                      throws NoSuchAlgorithmException,
                             InvalidKeyException

Throws:

NoSuchAlgorithmException

InvalidKeyException

normalize

public static byte[] normalize(String str)

evaluateChallenge

public String evaluateChallenge(String input,
                                tigase.jaxmpp.core.client.SessionObject sessionObject)
                         throws tigase.jaxmpp.core.client.xmpp.modules.auth.ClientSaslException

Throws:

tigase.jaxmpp.core.client.xmpp.modules.auth.ClientSaslException

getData

protected tigase.jaxmpp.core.client.xmpp.modules.auth.scram.ScramMechanism.Data getData(tigase.jaxmpp.core.client.SessionObject sessionObject)

h

protected byte[] h(byte[] data)
            throws NoSuchAlgorithmException

Throws:

NoSuchAlgorithmException

isAllowedToUse

public boolean isAllowedToUse(tigase.jaxmpp.core.client.SessionObject sessionObject)

key

protected SecretKey key(byte[] key)

name

public String name()

xor

protected byte[] xor(byte[] a,
                     byte[] b)