/*_############################################################################
  _## 
  _##  SNMP4J - AuthHMAC192SHA256.java  
  _## 
  _##  Copyright (C) 2003-2026  Frank Fock (SNMP4J.org)
  _##  
  _##  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.snmp4j.security;

import org.snmp4j.security.nonstandard.NonStandardSecurityProtocol;
import org.snmp4j.smi.OID;

/**
 * The class {@code AuthHMAC192SHA256} implements the usmHMAC192SHA256AuthProtocol
 * defined by RFC 7630.
 *
 * @author Frank Fock
 * @since 2.4.0
 */
public class AuthHMAC192SHA256 extends AuthSHA2 {

  public static final OID ID = new OID(new int[] { 1,3,6,1,6,3,10,1,1,5 });
  private static final int DIGEST_LENGTH = 32;
  private static final int AUTH_CODE_LENGTH = 24;
  private static final int HMAC_BLOCK_SIZE = AuthGeneric.HMAC_BLOCK_SIZE;
  private static final long serialVersionUID = 2238331128113354928L;

  /**
   * Creates an usmHMAC192SHA256AuthProtocol implementation.
   */
  public AuthHMAC192SHA256() {
    super("SHA-256", ID,
            DIGEST_LENGTH, AUTH_CODE_LENGTH, HMAC_BLOCK_SIZE);
  }
}
