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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Net.Sockets;
using System.Text;
using System.Text.RegularExpressions;
namespace OpenSim.GridLaunch.GUI.Network
{
internal class Client
{
public TcpClient tcpClient;
private byte[] readBuffer = new byte[4096];
private byte[] writeBuffer;
private TCPD tcp;
private string inputData = "";
private object inputDataLock = new object();
public Client(TCPD _tcp, TcpClient Client)
{
tcp = _tcp;
tcpClient = Client;
asyncReadStart();
Write("OpenSim TCP Console GUI");
Write("Use commands /0, /1, /2, etc to switch between applications.");
Write("Type /list for list of applications.");
Write("Anything that doesn't start with a / will be sent to selected application");
Write("type /quit to exit");
}
private void asyncReadStart()
{
tcpClient.GetStream().BeginRead(readBuffer, 0, readBuffer.Length, asyncReadCallBack, null);
}
//private Regex LineExtractor = new Regex("^(.*)$")
private void asyncReadCallBack(IAsyncResult ar)
{
try
{
// Read data
int len = tcpClient.GetStream().EndRead(ar);
// Send it to app
string newData = System.Text.Encoding.ASCII.GetString(readBuffer, 0, len);
//lock (inputDataLock)
//{
inputData += newData;
if (newData.Contains("\n"))
SendInputLines();
//}
// Start it again
asyncReadStart();
}
catch
{
// TODO: Remove client when we get exception
// Temp patch: if exception we don't call asyncReadStart()
}
}
private void SendInputLines()
{
StringBuilder line = new StringBuilder();
foreach (char c in inputData)
{
if (c == 13)
continue;
if (c == 10)
{
Program.WriteLine(tcp.currentApp, line.ToString());
line = new StringBuilder();
continue;
}
line.Append(c);
}
// We'll keep whatever is left over
inputData = line.ToString();
}
public void Write(string Text)
{
writeBuffer = Encoding.ASCII.GetBytes(Text);
tcpClient.GetStream().Write(writeBuffer, 0, writeBuffer.Length);
}
}
}
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