content: /**
   * Copyright 2017 Bruno Oliveira, and individual contributors
   *
   * 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.abstractj.kalium.crypto;
  
  import static org.abstractj.kalium.NaCl.sodium;
  import static org.abstractj.kalium.NaCl.Sodium.CRYPTO_SHORTHASH_SIPHASH24_BYTES;
  import static org.abstractj.kalium.NaCl.Sodium.CRYPTO_SHORTHASH_SIPHASH24_KEYBYTES;
  import static org.abstractj.kalium.crypto.Util.checkLength;
  import static org.abstractj.kalium.crypto.Util.isValid;
  
  public class ShortHash {
  
      public byte[] siphash24(byte[] message, byte[] key) {
          byte[] buffer = new byte[CRYPTO_SHORTHASH_SIPHASH24_BYTES];
          checkLength(key, CRYPTO_SHORTHASH_SIPHASH24_KEYBYTES);
          isValid(sodium().crypto_shorthash_siphash24(buffer, message, message.length, key), "Hashing failed");
          return buffer;
      }
  
  }
  