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/*
* JBoss, Home of Professional Open Source.
* Copyright 2015 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.mechanism;
import java.nio.charset.StandardCharsets;
import java.util.EnumSet;
import java.util.Locale;
/**
* This enum lists server error codes for SCRAM authentication mechanism.
* @author David M. Lloyd
*/
public enum ScramServerErrorCode {
INVALID_ENCODING,
EXTENSIONS_NOT_SUPPORTED,
INVALID_PROOF,
CHANNEL_BINDINGS_DONT_MATCH,
SERVER_DOES_NOT_SUPPORT_CHANNEL_BINDING,
SERVER_DOES_SUPPORT_CHANNEL_BINDING,
CHANNEL_BINDING_NOT_SUPPORTED,
CHANNEL_BINDING_NOT_PROVIDED,
UNSUPPORTED_CHANNEL_BINDING_TYPE,
UNKNOWN_USER,
INVALID_USERNAME_ENCODING,
NO_RESOURCES,
OTHER_ERROR,
;
private final String text;
private final byte[] messageBytes;
ScramServerErrorCode() {
text = name().replace('_', '-').toLowerCase(Locale.US);
final int length = text.length();
byte[] msg = new byte[length + 2];
msg[0] = 'e'; msg[1] = '=';
System.arraycopy(text.getBytes(StandardCharsets.UTF_8), 0, msg, 2, length);
messageBytes = msg;
}
public String getText() {
return text;
}
public byte[] getMessageBytes() {
return messageBytes.clone();
}
byte[] getRawMessageBytes() {
return messageBytes;
}
/**
* Convert the error string to the respective {@code ScramServerErrorCode} enum value, or to the {@code OTHER_ERROR} value if can't match.
* @param value the error value as string
* @return the respective {@code ScramServerErrorCode} enum value from error string, {@code OTHER_ERROR} otherwise
*/
public static ScramServerErrorCode fromErrorString(String value) {
try {
return valueOf(value.replace('-', '_').toUpperCase(Locale.US));
} catch (IllegalArgumentException ignored) {
return OTHER_ERROR;
}
}
private static final int fullSize = values().length;
/**
* Determine whether the given set is fully populated (or "full"), meaning it contains all possible values.
*
* @param set the set
*
* @return {@code true} if the set is full, {@code false} otherwise
*/
public static boolean isFull(final EnumSet set) {
return set != null && set.size() == fullSize;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param v1 the first instance
*
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final ScramServerErrorCode v1) {
return this == v1;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param v1 the first instance
* @param v2 the second instance
*
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final ScramServerErrorCode v1, final ScramServerErrorCode v2) {
return this == v1 || this == v2;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param v1 the first instance
* @param v2 the second instance
* @param v3 the third instance
*
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final ScramServerErrorCode v1, final ScramServerErrorCode v2, final ScramServerErrorCode v3) {
return this == v1 || this == v2 || this == v3;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param values the possible values
*
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final ScramServerErrorCode... values) {
if (values != null) for (ScramServerErrorCode value : values) {
if (this == value) return true;
}
return false;
}
}
