/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.sshd.server.channel;
import java.io.IOException;
import org.apache.sshd.client.future.DefaultOpenFuture;
import org.apache.sshd.client.future.OpenFuture;
import org.apache.sshd.common.SshConstants;
import org.apache.sshd.common.channel.AbstractChannel;
import org.apache.sshd.common.util.Buffer;
/**
* TODO Add javadoc
*
* @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
*/
public abstract class AbstractServerChannel extends AbstractChannel {
protected boolean exitStatusSent;
public OpenFuture open(int recipient, int rwsize, int rmpsize, Buffer buffer) {
this.recipient = recipient;
this.remoteWindow.init(rwsize, rmpsize);
configureWindow();
return doInit(buffer);
}
public void handleOpenSuccess(int recipient, int rwsize, int rmpsize, Buffer buffer) throws IOException {
throw new IllegalStateException();
}
public void handleOpenFailure(Buffer buffer) {
throw new IllegalStateException();
}
protected OpenFuture doInit(Buffer buffer) {
OpenFuture f = new DefaultOpenFuture(this);
f.setOpened();
return f;
}
protected void sendExitStatus(int v) throws IOException {
if (!exitStatusSent) {
exitStatusSent = true;
log.debug("Send SSH_MSG_CHANNEL_REQUEST exit-status on channel {}", id);
Buffer buffer = session.createBuffer(SshConstants.Message.SSH_MSG_CHANNEL_REQUEST, 0);
buffer.putInt(recipient);
buffer.putString("exit-status");
buffer.putByte((byte) 0);
buffer.putInt(v);
writePacket(buffer);
notifyStateChanged();
}
}
}