content: /*
   * Copyright (c) 2022, Oracle and/or its affiliates.
   *
   * This program is free software; you can redistribute it and/or modify it under
   * the terms of the GNU General Public License, version 2.0, as published by the
   * Free Software Foundation.
   *
   * This program is also distributed with certain software (including but not
   * limited to OpenSSL) that is licensed under separate terms, as designated in a
   * particular file or component or in included license documentation. The
   * authors of MySQL hereby grant you an additional permission to link the
   * program and your derivative works with the separately licensed software that
   * they have included with MySQL.
   *
   * Without limiting anything contained in the foregoing, this file, which is
   * part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
   * version 1.0, a copy of which can be found at
   * http://oss.oracle.com/licenses/universal-foss-exception.
   *
   * This program is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
   * FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0,
   * for more details.
   *
   * You should have received a copy of the GNU General Public License along with
   * this program; if not, write to the Free Software Foundation, Inc.,
   * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
   */
  
  package com.mysql.cj.callback;
  
  /**
   * The callback object used by the authentication plugin AuthenticationFidoClient to exchange authenticator data between the driver and the client application.
   * 
   * Applications must implement a MysqlCallbackHandler to manage the interaction with authenticator devices and provide the data required to proceed with FIDO
   * authentication. Such handler receives an instance of this class, which must then be used to obtain the data to send to the device and to submit the produced
   * authenticator data and signature into the driver.
   */
  public class FidoAuthenticationCallback implements MysqlCallback {
      // FIDO inputs.
      private byte[] scramble;
      private String relyingPartyId;
      private byte[] credentialId;
  
      // FIDO outputs.
      private byte[] authenticatorData;
      private byte[] signature;
  
      /**
       * Instances of this object are used to exchange FIDO data between the client application and the driver and is responsible for managing all the
       * interactions with the FIDO authenticator devices.
       * 
       * @param scramble
       * @param relyingPartyId
       * @param credentialId
       */
      public FidoAuthenticationCallback(byte[] scramble, String relyingPartyId, byte[] credentialId) {
          this.scramble = scramble;
          this.relyingPartyId = relyingPartyId;
          this.credentialId = credentialId;
      }
  
      /**
       * Returns the FIDO Client Data Hash (scramble) for the coming authenticator interaction.
       * 
       * @return
       *         the scramble
       */
      public byte[] getScramble() {
          return this.scramble;
      }
  
      /**
       * Returns the FIDO Relying Party ID for the coming authenticator interaction.
       * 
       * @return
       *         the relying party id
       */
      public String getRelyingPartyId() {
          return this.relyingPartyId;
      }
  
      /**
       * Returns the FIDO Credential ID for the coming authenticator interaction.
       * 
       * @return
       *         the credential id
       */
      public byte[] getCredentialId() {
          return this.credentialId;
      }
  
      /**
       * Sets the FIDO Authenticator Data produced by the authenticator interaction.
       * 
       * @param authenticatorData
       *            the authenticator data
       */
      public void setAuthenticatorData(byte[] authenticatorData) {
          this.authenticatorData = authenticatorData;
      }
  
      /**
       * Returns the FIDO Authenticator Data produced by the authenticator interaction.
       * 
       * @return
       *         the authenticator data
       */
      public byte[] getAuthenticatorData() {
          return this.authenticatorData;
      }
  
      /**
       * Sets the FIDO Signature produced by the authenticator interaction.
       * 
       * @param signature
       *            the signature
       */
      public void setSignature(byte[] signature) {
          this.signature = signature;
      }
  
      /**
       * Returns the FIDO Signature produced by the authenticator interaction
       * 
       * @return
       *         the signature
       */
      public byte[] getSignature() {
          return this.signature;
      }
  }
  