c#写的tcp/ip服务端与客户端源码和资料下载 -

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
//添加的引用
using System.Net;
using System.Net.Sockets;
using System.Threading;
using System.IO;
using System.Threading.Tasks;
using System.Collections;
namespace TCP_IP
{
public partial class Form1 : Form
{
//socket
/*public Socket newclient;//新建socket连接口
public bool Connected;
public Thread myThread;
public delegate void MyInvoke(string str);
public IPEndPoint myIe;
public IPAddress myIp;
public int myPort;*/
public delegate void MyInvoke(string str);
MyTcpServer cMyTcpServer = new MyTcpServer();
MySession cMySession = new MySession();// { TcpSocket = cMyTcpServer.GetType() };
//send or receive
public byte[] myBy;//传递串口接收到的数据
public int myByLenth = 0;//串口接收到的数据长度
public string myStr;//串口接收的字符串
public bool receiveDtatFlag = false;
public bool myCloseForm = false;//防止窗口关闭时线程没有关闭占用资源
public bool myThreadStop = true;
public int send_count = 0;
public int recv_count = 0;
public Form1()
{
InitializeComponent();
}
#region 窗体处理
private void Form1_Load(object sender, EventArgs e)//页面加载
{
myCloseForm = false;
//checkBox1.Checked = true;
checkBox2.Checked = true;
checkBox3.Checked = true;
//checkBox4.Checked = true;
button1.Visible = false;
Thread myThread = new Thread(ReceiveMsg);//创建新线程
myThread.IsBackground = true;//线程后台运行
myThread.Start();//启动线程
}
private void Form1_FormClosing(object sender, FormClosingEventArgs e)//退出窗口处理
{
if (DialogResult.Yes == MessageBox.Show("程序正在使用中,确认退出?", "确认退出", MessageBoxButtons.YesNo))
{
myCloseForm = true;
this.Dispose();
System.Environment.Exit(System.Environment.ExitCode);
this.Close();
e.Cancel = false;
}
else
{
e.Cancel = true;
}
}
private void button1_Click(object sender, EventArgs e)//隐藏该窗口
{
this.Hide();
}
#endregion
#region 连接按钮处理
public void myConnect()//开启连接
{
//byte[] data = new byte[1024];
if (btnConnect.Text.Trim() == "启动侦听")
{
btnConnect.Text = "断开连接";
this.pictureBox1.Image = Image.FromFile(Application.StartupPath + "\\green.png");//bin文件中
txbServerIP.Enabled = false;
txbServerPort.Enabled = false;
cMyTcpServer.OpenServer(Convert.ToInt32(txbServerPort.Text.Trim()));
}
else
{
btnConnect.Text = "启动侦听";
this.pictureBox1.Image = Image.FromFile(Application.StartupPath + "\\red.png");//bin文件中
txbServerIP.Enabled = true;
txbServerPort.Enabled = true;
cMyTcpServer.CloseServer();
}
/*if (Connected == false)//没有连接
{
newclient = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
myIp = IPAddress.Parse(txbServerIP.Text.Trim());
myPort = Convert.ToInt32(txbServerPort.Text.Trim());
myIe = new IPEndPoint(myIp, myPort);
try
{
newclient.Connect(myIe);
//btnConnect.Enabled = false;
Connected = true;
btnConnect.Text = "断开连接";
myThreadStop = true;
this.pictureBox1.Image = Image.FromFile(Application.StartupPath + "\\green.png");//bin文件中
txbServerIP.Enabled = false;
txbServerPort.Enabled = false;
}
catch (SocketException e)
{
Connected = false;
btnConnect.Text = "连接服务器";
myThreadStop = false;
this.pictureBox1.Image = Image.FromFile(Application.StartupPath + "\\red.png");//bin文件中
txbServerIP.Enabled = true;
txbServerPort.Enabled = true;
MessageBox.Show("连接服务器失败 " + e.Message);
return;
}
//多线程处理
//ThreadStart myThreaddelegate = new ThreadStart(ReceiveMsg);
//myThread = new Thread(myThreaddelegate);
Thread myThread = new Thread(ReceiveMsg);//创建新线程
myThread.IsBackground = true;//线程后台运行
myThread.Start();//启动线程
}
else
{
Connected = false;
btnConnect.Text = "连接服务器";
this.pictureBox1.Image = Image.FromFile(Application.StartupPath + "\\red.png");//bin文件中
if (myThread != null)
{
myThread.Abort();
//Application.ExitThread();
}
myThreadStop = false;
newclient.Disconnect(false);
txbServerIP.Enabled = true;
txbServerPort.Enabled = true;
}*/
}
private void btnConnect_Click(object sender, EventArgs e)//开启连接
{
myConnect();
}
#endregion
///////////////////数据多线程处理部分//////20170919////////////////////////////
#region 真正使用的接收线程处理部分
public void ReceiveMsg()//接收处理线程部分
{
while (myThreadStop)
{
string myRecvStrTemp = "";
#region
lock (cMyTcpServer.dic_ClientSocket)
{
foreach (var item in cMyTcpServer.dic_ClientSocket)
{
//cMySession = item.Value;//两种方法都可以
if (cMyTcpServer.dic_ClientSocket.TryGetValue(item.Key.ToString(), out cMySession) == true)
{
byte[] myReceByte = cMySession.GetBuffer(0,cMySession.m_Buffer.Count);//提取接收数据
//数据处理
if (myReceByte.Length > 0)
{
StringBuilder builder = new StringBuilder();//避免在事件处理方法中反复的创建，定义到外面。
long received_count = 0;//接收计数
received_count += myReceByte.Length;//增加接收计数
builder.Clear();//清除字符串构造器的内容
myBy = myReceByte;
myByLenth = myReceByte.Length;
if (checkBox3.Checked)//接收时间显示
{
if (chbRecvIpPort.Checked)//接收IP和端口显示
{
myRecvStrTemp += DateTime.Now.ToString("yyyy-MM-dd") + " " + DateTime.Now.ToString(@"HH\:mm\:ss\:fff") + " " + cMySession.GetIp() + "\n";
}
else
{
myRecvStrTemp += DateTime.Now.ToString("yyyy-MM-dd") + " " + DateTime.Now.ToString(@"HH\:mm\:ss\:fff") + "\n";
}
}
else
{
if (chbRecvIpPort.Checked)//接收IP和端口显示
{
myRecvStrTemp += cMySession.GetIp() + "\n";
}
}
//判断是否是显示为16禁止
if (checkBox1.Checked)
{
//依次的拼接出16进制字符串
foreach (byte b in myReceByte)
{
builder.Append(b.ToString("X2") + " ");//在此实例的结尾追加指定字符串的副本
}
}
else
{
//直接按ASCII规则转换成字符串
builder.Append(Encoding.ASCII.GetString(myReceByte));
}
//追加的形式添加到文本框末端，并滚动到最后。
myRecvStrTemp += builder.ToString();
myStr = builder.ToString();//字符串输出
if (checkBox2.Checked)//接收换行显示
{
myRecvStrTemp += "\n";
}
try
{
if (receiveDtatFlag == true)//保存数据
{
string fName = saveFileDialog1.FileName;
FileStream fs = File.Open(fName, FileMode.Append);
StreamWriter sw = new StreamWriter(fs);
if (checkBox3.Checked)//接收时间显示
{
sw.Write(DateTime.Now.ToString("yyyy-MM-dd") + " ");
sw.Write(DateTime.Now.ToString(@"HH\:mm\:ss\:fff") + "\n");
}
sw.Write(builder.ToString());
if (checkBox2.Checked)//接收换行显示
{
sw.WriteLine("\n");
}
sw.Close();
fs.Close();
}
}
catch
{
}
recv_count += myReceByte.Length;//增加接收计数
}
}
//cMySession = item.Value;//两种方法都可以
}
}
#endregion
showMsg(myRecvStrTemp);
}
}
public void showMsg(string msg)//接收显示处理部分
{
{
//在线程里以安全方式调用控件
if ((rtbReceiveMsg.InvokeRequired) || (txbRecvCount.InvokeRequired))
{
MyInvoke _myinvoke = new MyInvoke(showMsg);
rtbReceiveMsg.Invoke(_myinvoke, new object[] { msg });
}
else
{
rtbReceiveMsg.AppendText(msg);//显示部分
txbRecvCount.Text = recv_count.ToString();
}
}
}//*/
private void rtbReceiveMsg_TextChanged(object sender, EventArgs e)//接收窗处理
{
if (rtbReceiveMsg.Lines.Length > 8000)//大于8000行时清楚前面的
{
int n = 500;
int start = rtbReceiveMsg.GetFirstCharIndexFromLine(0);//第一行第一个字符索引
int end = rtbReceiveMsg.GetFirstCharIndexFromLine(n);//第n行第一个字符索引
rtbReceiveMsg.Select(start, end);//选中n行
rtbReceiveMsg.SelectedText = "";//设置前n行为空
}
rtbReceiveMsg.Focus();
rtbReceiveMsg.Select(rtbReceiveMsg.TextLength, 0);
}
private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)//清除接收窗数据
{
rtbReceiveMsg.Text = "";
send_count = 0;
textBox4.Text = "";
txbRecvCount.Text = "";
}
#endregion
#region 数据发送处理
private void btnMySendMessage_Click(object sender, EventArgs e)//发送数据
{
try
{
if (checkBox5.Checked == true)
{
timer1.Enabled = true;
}
else
{
timer1.Enabled = false;
}
//string s = "";
if (checkBox4.Checked)//十六进制发送
{
ArrayList al = cMyMathClass.Str16ToArrayList(rtbMySendMessage.Text);
byte[] by = new byte[al.Count];
int i = 0;
foreach (string stmp in al)
{
by[i] += Convert.ToByte(stmp, 16);//将指定基的数字的字符串表示形式转换为等效的 8 位无符号整数。
i++;
}
//int mySendLenth = newclient.Send(by);
lock (cMyTcpServer.dic_ClientSocket)
{
foreach (var item in cMyTcpServer.dic_ClientSocket)
{
cMyTcpServer.SendData(item.Key.ToString(), by);
}
}
//serialPort1.Write(by, 0, i);//发送字节
//s = Encoding.GetEncoding("Gb2312").GetString(by);//在派生类中重写时，将指定字节数组中的所有字节解码为一个字符串。。
}
else//ASCII发送
{
int m_length = rtbMySendMessage.Text.Trim().Length;
byte[] data = new byte[m_length];
data = Encoding.UTF8.GetBytes(rtbMySendMessage.Text);
lock (cMyTcpServer.dic_ClientSocket)
{
foreach (var item in cMyTcpServer.dic_ClientSocket)
{
cMyTcpServer.SendData(item.Key.ToString(), data);
}
}
//int mySendLenth = newclient.Send(data);
}
send_count++;
}
catch (Exception)
{
MessageBox.Show("发送数据时发生错误！", "错误提示");
}
}
private void timer1_Tick(object sender, EventArgs e)//定时发送
{
timer1.Interval = Convert.ToInt32(textBox1.Text);
try
{
if (checkBox5.Checked == true)
{
if (checkBox4.Checked)//十六进制发送
{
ArrayList al = cMyMathClass.Str16ToArrayList(rtbMySendMessage.Text);
byte[] by = new byte[al.Count];
int i = 0;
foreach (string stmp in al)
{
by[i] += Convert.ToByte(stmp, 16);//将指定基的数字的字符串表示形式转换为等效的 8 位无符号整数。
i++;
}
//int mySendLenth = newclient.Send(by);
lock (cMyTcpServer.dic_ClientSocket)
{
foreach (var item in cMyTcpServer.dic_ClientSocket)
{
cMyTcpServer.SendData(item.Key.ToString(), by);
}
}
//serialPort1.Write(by, 0, i);//发送字节
//s = Encoding.GetEncoding("Gb2312").GetString(by);//在派生类中重写时，将指定字节数组中的所有字节解码为一个字符串。。
}
else//ASCII发送
{
int m_length = rtbMySendMessage.Text.Trim().Length;
byte[] data = new byte[m_length];
data = Encoding.UTF8.GetBytes(rtbMySendMessage.Text);
lock (cMyTcpServer.dic_ClientSocket)
{
foreach (var item in cMyTcpServer.dic_ClientSocket)
{
cMyTcpServer.SendData(item.Key.ToString(), data);
}
}
//int mySendLenth = newclient.Send(data);
}
send_count++;
}
}
catch (Exception)
{
MessageBox.Show("发送数据时发生错误！", "错误提示");
}
}
private void checkBox5_CheckedChanged(object sender, EventArgs e)//自动发送区处理
{
if (checkBox4.CheckState == CheckState.Checked)//发送HEX显示
{
}
else//发送ASCII显示
{
timer1.Enabled = false;
}
}
private void checkBox4_CheckedChanged(object sender, EventArgs e)//发送HEX区处理
{
string s = "";
if (checkBox4.CheckState == CheckState.Checked)//发送HEX显示
{
byte[] by = Encoding.GetEncoding("Gb2312").GetBytes(rtbMySendMessage.Text);
rtbMySendMessage.Text = "";
foreach (byte btmp in by)
{
s = "00" + string.Format("{0:X}", btmp);
rtbMySendMessage.Text += s.Substring(s.Length - 2, 2);
rtbMySendMessage.Text += " ";
}
}
else//发送ASCII显示
{
ArrayList al = cMyMathClass.Str16ToArrayList(rtbMySendMessage.Text);
byte[] by = new byte[al.Count];
int i = 0;
foreach (string stmp in al)
{
by[i] += Convert.ToByte(stmp, 16);
i++;
}
rtbMySendMessage.Text = Encoding.GetEncoding("Gb2312").GetString(by);
}
}
#endregion
#region 数据保存处理
private void checkBox6_CheckedChanged(object sender, EventArgs e)//保存勾选
{
if (checkBox6.CheckState == CheckState.Checked)//选中
{
receiveDtatFlag = true;
}
else
{
receiveDtatFlag = false;
}
}
private void button4_Click(object sender, EventArgs e)//保存按钮
{
saveFileDialog1.Filter = "文本文件(*.txt)|*.txt";
saveFileDialog1.FilterIndex = 1;
saveFileDialog1.FileName = "ReceiveData";
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
string fName = saveFileDialog1.FileName;
FileStream fs = File.Open(fName, FileMode.Append);
StreamWriter sw = new StreamWriter(fs);
//sw.WriteLine(richTextBox1.Text);
textBox3.Text = fName;
sw.Close();
fs.Close();
}
}
#endregion
////////////////////外部调用接口///////////////
#region 外部调用的发送接口
public void mySendDataHandle(string mySendDataIn)
{
try
{
if (checkBox4.Checked)//十六进制发送
{
ArrayList al = cMyMathClass.Str16ToArrayList(rtbMySendMessage.Text);
byte[] by = new byte[al.Count];
int i = 0;
foreach (string stmp in al)
{
by[i] += Convert.ToByte(stmp, 16);//将指定基的数字的字符串表示形式转换为等效的 8 位无符号整数。
i++;
}
//int mySendLenth = newclient.Send(by);
lock (cMyTcpServer.dic_ClientSocket)
{
foreach (var item in cMyTcpServer.dic_ClientSocket)
{
cMyTcpServer.SendData(item.Key.ToString(), by);
}
}
//serialPort1.Write(by, 0, i);//发送字节
//s = Encoding.GetEncoding("Gb2312").GetString(by);//在派生类中重写时，将指定字节数组中的所有字节解码为一个字符串。。
}
else//ASCII发送
{
int m_length = rtbMySendMessage.Text.Trim().Length;
byte[] data = new byte[m_length];
data = Encoding.UTF8.GetBytes(rtbMySendMessage.Text);
lock (cMyTcpServer.dic_ClientSocket)
{
foreach (var item in cMyTcpServer.dic_ClientSocket)
{
cMyTcpServer.SendData(item.Key.ToString(), data);
}
}
//int mySendLenth = newclient.Send(data);
}
send_count++;
}
catch (Exception)
{
MessageBox.Show("发送数据时发生错误！", "错误提示");
}
}//*/
#endregion
}
}

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