content: /*
   * Copyright 2014-2025 Real Logic Limited.
   *
   * 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
   *
   * https://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 io.aeron.archive.checksum;
  
  /**
   * An interface representing API to compute a data checksum.
   * <p>
   * <b>Note:</b> Instances should be threadsafe and stateless.
   */
  public interface Checksum
  {
      /**
       * Computes a checksum based on the contents of a {@code DirectByteBuffer}.
       *
       * @param address of the buffer.
       * @param offset  within the buffer to begin at.
       * @param length  of the data to read.
       * @return computed checksum value.
       */
      int compute(long address, int offset, int length);
  }
  