org.wildfly.security.ssl.Authentication Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source.
* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.wildfly.security.ssl;
import static org.wildfly.security.ssl.ElytronMessages.log;
import java.util.EnumSet;
/**
* The authentication type for SSL/TLS cipher suite selection.
*
* @author David M. Lloyd
*/
public enum Authentication {
/**
* No authentication (the cipher suite is anonymous).
*/
NULL,
/**
* RSA key-based authentication.
*/
RSA,
/**
* DSS key-based authentication.
*/
DSS,
/**
* Diffie-Hellman key-based authentication.
*/
DH,
/**
* Elliptic curve Diffie-Hellman key-based authentication.
*/
ECDH,
/**
* Kerberos V5 authentication.
*/
KRB5,
/**
* Elliptic curve DSA key-based authentication.
*/
ECDSA,
/**
* Pre-shared key (PSK) based authentication.
*/
PSK,
/**
* GOST R 34.10-94 authentication.
*/
GOST94,
/**
* GOST R 34.10-2001 authentication.
*/
GOST01,
/**
* Fortezza authentication.
*/
FZA,
;
static final int fullSize = values().length;
static Authentication forName(final String name) {
switch (name) {
case "NULL": return NULL;
case "RSA": return RSA;
case "DSS": return DSS;
case "DH": return DH;
case "ECDH": return ECDH;
case "KRB5": return KRB5;
case "ECDSA": return ECDSA;
case "PSK": return PSK;
case "GOST94": return GOST94;
case "GOST01": return GOST01;
case "FZA": return FZA;
default: return null;
}
}
static Authentication require(final String name) {
final Authentication authentication = forName(name);
if (authentication == null) {
throw log.unknownAuthenticationName(name);
}
return authentication;
}
/**
* Determine whether the given set is "full" (meaning it contains all possible values).
*
* @param authentications the set
* @return {@code true} if the set is full, {@code false} otherwise
*/
public static boolean isFull(final EnumSet authentications) {
return authentications != null && authentications.size() == fullSize;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param value1 the first instance
* @param value2 the second instance
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final Authentication value1, final Authentication value2) {
return this == value1 || this == value2;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param value1 the first instance
* @param value2 the second instance
* @param value3 the third instance
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final Authentication value1, final Authentication value2, final Authentication value3) {
return this == value1 || this == value2 || this == value3;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param values the values to match against
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final Authentication... values) {
if (values != null) for (Authentication value : values) {
if (this == value) return true;
}
return false;
}
}
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