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c#Socket通信基本使用
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互联网集市收集整理的这篇技术教程文章主要介绍了c#Socket通信基本使用，小编现在分享给大家，供广大互联网技能从业者学习和参考。文章包含2391字，纯文字阅读大概需要4分钟。
内容图文
基本流程
Server
private void button1_Click(object sender, EventArgs e)
{
try
{
Socket Jt = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPAddress ip = IPAddress.Any;
IPEndPoint point = new IPEndPoint(ip, Convert.ToInt32(textBoxport.Text));
Jt.Bind(point);
ShowMsg("Listening to success");
Jt.Listen(10);
Thread t = new Thread(Listen);
t.IsBackground = true;
t.Start(Jt);
}
catch
{
}
}
void ShowMsg(string s)
{
textBox3.AppendText(s + "\r\n");
}
Socket Tx;
Dictionary<string, Socket> dic = new Dictionary<string, Socket>();
void Listen(object o)
{
try
{
while (true)
{
Socket Jt = o as Socket;
Tx = Jt.Accept();
dic.Add(Tx.RemoteEndPoint.ToString(), Tx);
comboBox1.Items.Add(Tx.RemoteEndPoint.ToString());
ShowMsg(Tx.RemoteEndPoint.ToString() + "：" + "Connection successful");
Thread t = new Thread(Receive);
t.IsBackground = true;
t.Start(Tx);
}
}
catch
{
}
}
void Receive(object o)
{
try
{
Tx = o as Socket;
while (true)
{
byte[] buffer = new byte[1024 * 1024 * 3];
int n = Tx.Receive(buffer);
if (n == 0)
{
break;
}
string s = Encoding.UTF8.GetString(buffer, 0, n);
ShowMsg(Tx.RemoteEndPoint.ToString() + "：" + s);
}
}
catch
{
}
}
private void Form1_Load(object sender, EventArgs e)
{
Control.CheckForIllegalCrossThreadCalls = false;
}
private void button2_Click(object sender, EventArgs e)
{
try
{
string s = textBox4.Text;
byte[] buffer = Encoding.UTF8.GetBytes(s);
//Tx.Send(buffer);
string ss = comboBox1.SelectedItem.ToString();
dic[ss].Send(buffer);
textBox4.Clear();
}
catch
{
}
}
Client
Socket Tx;
private void button1_Click(object sender, EventArgs e)
{
try
{
Tx = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPAddress ip = IPAddress.Parse(textBoxip.Text);
IPEndPoint point = new IPEndPoint(ip, Convert.ToInt32(textBoxport.Text));
Tx.Connect(point);
ShowMsg("Connection successful");
}
catch
{
}
}
void ShowMsg(string s)
{
textBox3.AppendText(s + "\r\n");
}
private void button2_Click(object sender, EventArgs e)
{
try
{
string s = textBox4.Text;
byte[] buffer = Encoding.UTF8.GetBytes(s);
Tx.Send(buffer);
textBox4.Clear();
Thread t = new Thread(Receive);
t.IsBackground = true;
t.Start();
}
catch
{
}
}
void Receive()
{
try
{
while (true)
{
byte[] buffer = new byte[1024 * 1024 * 3];
int n = Tx.Receive(buffer);
if (n == 0)
{
break;
}
string s = Encoding.UTF8.GetString(buffer, 0, n);
ShowMsg(Tx.RemoteEndPoint.ToString() + "：" + s);
}
}
catch
{
}
}
private void Form1_Load(object sender, EventArgs e)
{
Control.CheckForIllegalCrossThreadCalls = false;
}
内容总结
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