?? frmclient.cs
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using System;
using System.Collections.Generic;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Security.Cryptography.X509Certificates;
using System.Security.Cryptography;
using System.Threading;
using System.Net;
using System.Net.Sockets;
using System.Runtime.InteropServices;
using ALAZ.SystemEx;
using ALAZ.SystemEx.NetEx.SocketsEx;
using ChatSocketService;
namespace ChatClient
{
public partial class frmClient : Form
{
private const int WM_VSCROLL = 277; // Vertical scroll
private const int SB_PAGEBOTTOM = 7; // Scrolls to the upper right
[DllImport("user32.dll", CharSet = CharSet.Auto)]
private static extern int SendMessage(IntPtr hWnd, int wMsg, IntPtr wParam, IntPtr lParam);
delegate void UpdateListDel(string text);
delegate void AddUserDel(UserInfo[] users);
UserInfo userInfo;
SocketClientSync client;
Thread read;
public frmClient()
{
InitializeComponent();
}
private void UpdateList(string text)
{
if (this.InvokeRequired)
{
this.Invoke(new UpdateListDel(
delegate(string innerText)
{
this.UpdateList(innerText);
}), text);
}
else
{
string[] data = text.Split( "\r\n".ToCharArray());
this.lstStatus.Items.Add(DateTime.Now.ToString("hh:mm:ss.fff") + " - " + data[0]);
if (data.Length > 1)
{
this.lstStatus.Items.Add(data[2]);
}
SendMessage(lstStatus.Handle, WM_VSCROLL, (IntPtr)SB_PAGEBOTTOM, IntPtr.Zero);
Application.DoEvents();
}
}
private void CheckMsg(string data)
{
ChatMessage msg = ChatSocketService.ChatSocketService.DeserializeMessage(Encoding.GetEncoding(1252).GetBytes(data));
switch(msg.MessageType)
{
case MessageType.mtLogin:
userInfo = msg.UserInfo[0];
UpdateList(userInfo.UserName + " has entered!");
break;
case MessageType.mtAuthenticated:
UpdateList(msg.UserInfo[0].UserName + " has entered!");
AddUser(msg.UserInfo);
break;
case MessageType.mtMessage:
UpdateList(msg.UserInfo[0].UserName + "\r\n" + msg.Message);
break;
case MessageType.mtHello:
AddUser(msg.UserInfo);
break;
case MessageType.mtLogout:
RemoveUser(msg.UserInfo);
break;
}
}
private void AddUser(UserInfo[] users)
{
if (this.InvokeRequired)
{
this.Invoke(
new AddUserDel(
delegate(UserInfo[] innerUsers)
{
this.AddUser(innerUsers);
}
), users);
}
else
{
foreach (UserInfo u in users)
{
if (u.UserName != null)
{
this.lstUsers.Items.Add(u);
}
}
}
}
private void RemoveUser(UserInfo[] users)
{
if (this.InvokeRequired)
{
this.Invoke(
new AddUserDel(
delegate(UserInfo[] innerUsers)
{
this.RemoveUser(innerUsers);
}
), users);
}
else
{
bool found = false;
for (int j = 0; j < users.Length; j++)
{
if (users[j].UserName != null)
{
for (int i = 0; i < this.lstUsers.Items.Count; i++)
{
UserInfo u = (UserInfo) this.lstUsers.Items[i];
if (u.UserId == users[j].UserId)
{
this.lstUsers.Items.RemoveAt(i);
found = true;
break;
}
}
}
if (found)
{
UpdateList(users[0].UserName + " quits!");
break;
}
}
}
}
private void ThreadExecute(object data)
{
SocketClientSync client = (SocketClientSync)data;
string read = null;
while (client.Connected)
{
read = client.Read(500);
if (client.LastException != null)
{
if (!(client.LastException is TimeoutException))
{
UpdateList("Read Error! " + client.LastException.Message);
client.Disconnect();
}
}
else
{
if (read != null)
{
CheckMsg(read);
}
}
Thread.Sleep(11);
}
}
private void button1_Click(object sender, EventArgs e)
{
if (!client.Connected)
{
client.RemoteEndPoint = new IPEndPoint(IPAddress.Parse(txtHost.Text), 8090);
client.DelimiterType = DelimiterType.dtMessageTailExcludeOnReceive;
client.Delimiter = new byte[] {0xAA, 0xFF, 0xAA};
client.EncryptType = EncryptType.etRijndael;
client.CompressionType = CompressionType.ctNone;
client.SocketBufferSize = 1024;
client.MessageBufferSize = 512;
client.Connect();
if (client.Connected)
{
this.lstUsers.Items.Clear();
this.lstStatus.Items.Clear();
read = new Thread(new ParameterizedThreadStart(ThreadExecute));
read.Start(client);
ChatMessage msg = new ChatMessage();
msg.MessageType = MessageType.mtLogin;
msg.UserInfo = new UserInfo[1];
msg.UserInfo[0].UserName = txtNickName.Text;
client.Write(ChatSocketService.ChatSocketService.SerializeMessage(msg));
}
else
{
UpdateList("Not Connected! " + client.LastException != null ? client.LastException.Message : String.Empty);
}
}
}
private void frmClient_Load(object sender, EventArgs e)
{
client = new SocketClientSync(null);
client.OnSymmetricAuthenticate += new OnSymmetricAuthenticateEvent(client_OnSymmetricAuthenticate);
}
static void client_OnSymmetricAuthenticate(ISocketConnection connection, out System.Security.Cryptography.RSACryptoServiceProvider serverKey, out byte[] signMessage)
{
//----- Sign Message!
signMessage = new byte[]
{
0x1E, 0xF0, 0x5F, 0x4D, 0x2B, 0x33, 0xCE, 0xB0,
0x12, 0x29, 0x31, 0xCA, 0xEF, 0xAB, 0xEC, 0x97,
0xB3, 0x73, 0x2E, 0xDD, 0x2D, 0x58, 0xAC, 0xE9,
0xE0, 0xCC, 0x14, 0xDC, 0x14, 0xEF, 0x97, 0x64,
0x38, 0xC6, 0x1C, 0xD8, 0x87, 0xFC, 0x30, 0xD5,
0x79, 0xE4, 0x10, 0x2C, 0xFE, 0x98, 0x30, 0x2C,
0xFF, 0xAE, 0x51, 0xD5, 0x47, 0x1D, 0x4D, 0xC5,
0x43, 0x75, 0x6C, 0x5E, 0x32, 0xF2, 0x9C, 0x22,
0x51, 0xBE, 0xA2, 0xC5, 0x31, 0x19, 0xAE, 0x21,
0x3D, 0x9A, 0xF2, 0x78, 0x90, 0x19, 0xCF, 0x97,
0xA5, 0x75, 0x99, 0xB3, 0xFD, 0x31, 0xE6, 0xB5,
0x7F, 0xFD, 0xD0, 0x37, 0x26, 0xC2, 0x7B, 0x27,
0x18, 0x43, 0xED, 0xD9, 0xC8, 0x5A, 0xF5, 0xE0,
0xDA, 0x33, 0x41, 0x3A, 0xC8, 0xE7, 0x4A, 0x5C,
0x9D, 0x48, 0x95, 0x22, 0x56, 0x2F, 0x62, 0x20,
0xD8, 0xEC, 0x46, 0x52, 0x49, 0x76, 0xFB, 0x7B
};
//----- Using string!
//----- You must get the public key xml from the ALAZ certificate in you server machine.
//----- Uncomment the following lines to get the public key from certificate.
//---- Get certificate!
// X509Store store = new X509Store(StoreName.My, StoreLocation.LocalMachine);
// store.Open(OpenFlags.ReadOnly);
// X509Certificate2 certificate = store.Certificates.Find(X509FindType.FindBySubjectName, "ALAZ Library", true)[0];
//---- Get public key string!
// string publicKey = certificate.PrivateKey.ToXmlString(false);
serverKey = new RSACryptoServiceProvider();
serverKey.FromXmlString("<RSAKeyValue><Modulus>x66+m1J+bNfaDmUCDl/XEi5tZUSPvtJ1AxsZAR2awHI+xKtB8320oBZiKDuEY0MticpMtfvEkBGDSYXtMCxtpQ+4B6DydwwoQhUc+XDHNnCJ3agCDLQ30Tt/lDLMvEVzyXCgaC7J6KM9PT533b6Khlz96gNIht7e0sSDAVP76Hc=</Modulus><Exponent>AQAB</Exponent></RSAKeyValue>");
}
private void button2_Click(object sender, EventArgs e)
{
if (client.Connected)
{
ChatMessage msg = new ChatMessage();
msg.MessageType = MessageType.mtLogout;
msg.UserInfo = new UserInfo[1];
msg.UserInfo[0].UserName = userInfo.UserName;
msg.UserInfo[0].UserId = userInfo.UserId;
client.Write(ChatSocketService.ChatSocketService.SerializeMessage(msg));
UpdateList("Disconnecting!");
Thread.Sleep(1000);
client.Disconnect();
if (!client.Connected)
{
UpdateList("Disconnected!");
}
else
{
UpdateList("Not Disconnected! " + client.LastException != null ? client.LastException.Message : String.Empty);
}
this.lstUsers.Items.Clear();
Application.DoEvents();
read.Join();
read = null;
Application.DoEvents();
}
}
private void frmClient_FormClosed(object sender, FormClosedEventArgs e)
{
if(client != null)
{
if (client.Connected)
{
client.Disconnect();
}
client.Dispose();
}
}
private void Send()
{
if (client.Connected)
{
ChatMessage msg = new ChatMessage();
msg.UserInfo = new UserInfo[1];
msg.UserInfo[0] = userInfo;
msg.MessageType = MessageType.mtMessage;
msg.Message = txtMessage.Text;
client.Write(ChatSocketService.ChatSocketService.SerializeMessage(msg));
if (client.LastException != null)
{
UpdateList("Write Error! " + client.LastException.Message);
}
else
{
txtMessage.Clear();
UpdateList(msg.UserInfo[0].UserName + "\r\n" + msg.Message);
}
}
}
private void button3_Click_1(object sender, EventArgs e)
{
Send();
}
private void label6_Click(object sender, EventArgs e)
{
}
private void cboDelimiter_SelectedIndexChanged(object sender, EventArgs e)
{
}
private void button4_Click(object sender, EventArgs e)
{
Random r = new Random(DateTime.Now.Millisecond);
timer1.Interval = r.Next(5000, 10000);
timer1.Start();
}
private void timer1_Tick(object sender, EventArgs e)
{
}
private void txtMessage_KeyPress(object sender, KeyPressEventArgs e)
{
if (e.KeyChar == 13)
{
if (txtMessage.Text.Length > 0)
{
Send();
}
}
}
}
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