com.sshtools.agent.rfc.SshAgentPing Maven / Gradle / Ivy

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Client and server implementations of the SSH agent protocol
There is a newer version: 3.1.2
/**
 * (c) 2002-2021 JADAPTIVE Limited. All Rights Reserved.
 *
 * This file is part of the Maverick Synergy Java SSH API.
 *
 * Maverick Synergy is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Maverick Synergy 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Maverick Synergy.  If not, see .
 */
package com.sshtools.agent.rfc;


import java.io.IOException;

import com.sshtools.agent.AgentMessage;
import com.sshtools.agent.exceptions.InvalidMessageException;
import com.sshtools.common.ssh.SshException;
import com.sshtools.common.util.ByteArrayReader;
import com.sshtools.common.util.ByteArrayWriter;


public class SshAgentPing extends AgentMessage {
    
    private byte[] padding;

    /**
     * Creates a new SshAgentPing object.
     */
    public SshAgentPing() {
        super(RFCAgentMessages.SSH_AGENT_PING);
    }

    /**
     * Creates a new SshAgentPing object.
     *
     * @param padding
     */
    public SshAgentPing(byte[] padding) {
        super(RFCAgentMessages.SSH_AGENT_PING);
        this.padding = padding;
    }

    /**
     *
     *
     * @return
     */
    public byte[] getPadding() {
        return padding;
    }

    /**
     *
     *
     * @return
     */
    public String getMessageName() {
        return "SSH_AGENT_PING";
    }

    /**
     *
     *
     * @param baw
     *
     * @throws java.io.IOException
     * @throws com.sshtools.j2ssh.transport.InvalidMessageException DOCUMENT
     *         ME!
     * @throws InvalidMessageException
     */
    public void constructByteArray(ByteArrayWriter baw)
        throws java.io.IOException, 
            InvalidMessageException {
        try {
            baw.write(padding);
        } catch (IOException ioe) {
            throw new InvalidMessageException(ioe.getMessage(),SshException.AGENT_ERROR);
        }
    }

    /**
     *
     *
     * @param bar
     *
     * @throws java.io.IOException
     * @throws com.sshtools.j2ssh.transport.InvalidMessageException DOCUMENT
     *         ME!
     * @throws InvalidMessageException
     */
    public void constructMessage(ByteArrayReader bar)
        throws java.io.IOException, 
            InvalidMessageException {
        try {
            padding = new byte[bar.available()];
            bar.read(padding);
        } catch (IOException ioe) {
            throw new InvalidMessageException(ioe.getMessage(),SshException.AGENT_ERROR);
        }
    }
}