/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other 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.keycloak.models.utils;
import org.keycloak.models.OTPPolicy;
import org.keycloak.models.RealmModel;
import org.keycloak.models.UserCredentialModel;
/**
* @author <a href="mailto:bill@burkecentral.com">Bill Burke</a>
* @version $Revision: 1 $
*/
public class CredentialValidation {
public static boolean validOTP(RealmModel realm, String token, String secret) {
OTPPolicy policy = realm.getOTPPolicy();
if (policy.getType().equals(UserCredentialModel.TOTP)) {
TimeBasedOTP validator = new TimeBasedOTP(policy.getAlgorithm(), policy.getDigits(), policy.getPeriod(), policy.getLookAheadWindow());
return validator.validateTOTP(token, secret.getBytes());
} else {
HmacOTP validator = new HmacOTP(policy.getDigits(), policy.getAlgorithm(), policy.getLookAheadWindow());
int c = validator.validateHOTP(token, secret, policy.getInitialCounter());
return c > -1;
}
}
}