using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;
using?System.IO;
using?System.Threading;

namespace?PortScanner
{
????public?partial?class?MainForm?:?Form
????{
????????//define?List?to?keep?hostnames?data
????????List?hostlist?=?new?List（）;
????????
????????//define?protocol?type?（tcp/udp）
????????private?string?proto_type;

????????public?MainForm（）
????????{
????????????InitializeComponent（）;
????????}

????????//Scan?button?action
????????private?void?btnStartScan_Click（object?sender?EventArgs?e）
????????{
????????????//clear?text?box
????????????richTxtScreen.Clear（）;
????????????//parse?port?number?String?->?Int
????????????int?portNumber?=?Int32.Parse（txtPortNumber.Text）;
????????????//protocol?selection
????????????if?（rdnBtnTCP.Checked）
????????????{
????????????????proto_type?=?“tcp“;
???????????

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

????..A..H.?????51712??2019-11-06?11:05??PortScanner-master?（8）\PortScanner-master\.vs\PortScanner\v16\.suo

?????文件??????????0??2019-11-06?11:05??PortScanner-master?（8）\PortScanner-master\.vs\PortScanner\v16\Server\sqlite3\db.lock

?????文件?????573440??2019-11-06?11:05??PortScanner-master?（8）\PortScanner-master\.vs\PortScanner\v16\Server\sqlite3\storage.ide

????.......??????2710??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\.gitignore

????.......???????182??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\App.config

????.......?????13312??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Debug\PortScanner.exe

????.......???????182??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Debug\PortScanner.exe.config

????.......?????32256??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Debug\PortScanner.pdb

????.......?????23168??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Debug\PortScanner.vshost.exe

????.......???????182??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Debug\PortScanner.vshost.exe.config

????.......???????479??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Debug\PortScanner.vshost.exe.manifest

????.......?????12800??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Release\PortScanner.exe

????.......???????182??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Release\PortScanner.exe.config

????.......?????24064??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Release\PortScanner.pdb

????.......?????23168??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Release\PortScanner.vshost.exe

????.......???????182??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Release\PortScanner.vshost.exe.config

????.......???????479??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\bin\Release\PortScanner.vshost.exe.manifest

????.......??????3062??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\Form1.cs

????.......??????9220??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\Form1.Designer.cs

????.......??????5868??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\Form1.resx

????.......??????1561??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\Host.cs

????.......??????1609??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\obj\Debug\DesignTimeResolveAssemblyReferences.cache

????.......??????7087??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

????.......???????981??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\obj\Debug\PortScanner.csproj.FileListAbsolute.txt

????.......???????977??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\obj\Debug\PortScanner.csproj.GenerateResource.Cache

????.......??????2211??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\obj\Debug\PortScanner.csprojResolveAssemblyReference.cache

????.......?????13312??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\obj\Debug\PortScanner.exe

????.......???????180??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\obj\Debug\PortScanner.MainForm.resources

????.......?????32256??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\obj\Debug\PortScanner.pdb

????.......???????180??2014-10-12?07:10??PortScanner-master?（8）\PortScanner-master\PortScanner\obj\Debug\PortScanner.Properties.Resources.resources

............此處省略46個(gè)文件信息