Hasher.java

/*
 * This file is part of Fim - File Integrity Manager
 *
 * Copyright (C) 2017  Etienne Vrignaud
 *
 * Fim is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Fim 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Fim.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.fim.internal.hash;

import org.fim.model.Range;

import java.nio.ByteBuffer;

public interface Hasher {
    boolean isActive();

    void reset(long fileSize);

    Range getNextRange(long filePosition);

    void update(long filePosition, ByteBuffer buffer);

    String getHash();

    long getBytesHashed();

    boolean hashComplete();

    long getTotalBytesHashed();

    long getInstantThroughput();
}