CredentialValidation.java
/*
* 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.credential.OTPCredentialModel;
/**
* @author <a href="mailto:bill@burkecentral.com">Bill Burke</a>
* @version $Revision: 1 $
*/
public class CredentialValidation {
public static boolean validOTP(String token, OTPCredentialModel credentialModel, int lookAheadWindow) {
if (credentialModel.getOTPCredentialData().getSubType().equals(OTPCredentialModel.TOTP)) {
TimeBasedOTP validator = new TimeBasedOTP(credentialModel.getOTPCredentialData().getAlgorithm(),
credentialModel.getOTPCredentialData().getDigits(), credentialModel.getOTPCredentialData().getPeriod(),
lookAheadWindow);
return validator.validateTOTP(token, credentialModel.getDecodedSecret());
} else {
HmacOTP validator = new HmacOTP(credentialModel.getOTPCredentialData().getDigits(),
credentialModel.getOTPCredentialData().getAlgorithm(), lookAheadWindow);
int c = validator.validateHOTP(token, credentialModel.getDecodedSecret(),
credentialModel.getOTPCredentialData().getCounter());
return c > -1;
}
}
}