using?System;
using?System.Collections.Generic;
using?System.Text;
using?System.Net;
using?System.Net.Sockets;
using?System.Windows.Forms;
using?System.Threading;

namespace?FtpSever
{
????public?class?Client
????{
????????int?dataPort?=?5380;
????????internal?FtpServerForm?server;
????????private?Request?request;

????????//當(dāng)前連接的狀態(tài)
????????internal?bool?isLogin?=?false;
????????//工作目錄
????????internal?string?workingDir;

????????private?delegate?void?removeHandler（Client?c）;

????????private?string?user;
????????public?string?User
????????{
????????????get?{?return?user;?}
????????????set?{?user?=?value;?}
????????}

????????private?string?password;
????????public?string?Password
????????{
????????????get?{?return?password;?}
????????????set?{?password?=?value;?}
????????}

????????private?Socket?currentSocket?=?null;
????????public?Socket?CurrentSocket
????????{
????????????get?{?return?currentSocket;?}
????????????set?{?currentSocket?=?value;?}
????????}

????????private?string?ipAdd;
????????public?string?IpAddress
????????{
????????????get?{?return?ipAdd;?}
????????????set?{?ipAdd?=?value;?}
????????}

????????private?int?port;
????????public?int?Port
????????{
????????????get?{?return?port;?}
????????????set?{?port?=?value;?}
????????}

????????private?bool?stopFlag;
????????public?bool?StopFlag
????????{
????????????get?{?return?stopFlag;?}
????????????set?{?stopFlag?=?value;?}
????????}

????????private?string?fileName;
????????public?string?FileName
????????{
????????????get?{?return?fileName;?}
????????????set?{?fileName?=?value;?}
????????}

????????private?string?currentCmd;
????????public?string?CurrentCmd
????????{
????????????get?{?return?currentCmd;?}
????????????set?{?currentCmd?=?value;?}
????????}

????????public?Client（FtpServerForm?sf?Socket?so）
????????{
????????????this.server?=?sf;
????????????this.currentSocket?=?so;
????????????ipAdd?=?（（IPEndPoint）currentSocket.RemoteEndPoint）.ToString（）;
????????????port?=?server.port;
????????????workingDir?=?FtpServerForm.ROOT_DIR;
????????????request?=?new?Request（this）;
????????????
????????}

????????public?void?ServiceClient（）
????????{
????????????stopFlag?=?false;
????????????isLogin?=?false;
????????????sendMsg（“220?歡迎使用FTP服務(wù)器，你已經(jīng)連上了服務(wù)器...“）;
????????????try
????????????{
????????????????if?（request.parseCmd（receiveCmd（））?!=?Request.LOGIN_USER）
????????????????{
????????????????????sendMsg（“221?命令錯(cuò)誤“）;
????????????????????currentSocket.Close（）;
????????????????????server.Invoke（new?removeHandler（server.removeClient）?new?Client[]?{?this?}）;
????????????????????return;
????????????????}
????????????????sendMsg（“331?請(qǐng)輸入用戶“?+?user?+?“的登錄密碼“）;
????????????????if?（request.parseCmd（receiveCmd（））?!=?Request.LOGIN_PASS）
????????????????{
????????????????????sendMsg（“221?命令錯(cuò)誤“）;
????????????????????currentSocket.Close（）;
????????????????????server.Invoke（new?removeHandler（serve

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

?????文件???????5612??2009-07-11?16:42??FtpSever\Properties\Resources.resx

?????文件????????249??2009-07-11?16:42??FtpSever\Properties\Settings.settings

?????文件???????1188??2009-07-11?16:42??FtpSever\Properties\AssemblyInfo.cs

?????文件???????2870??2009-07-11?16:42??FtpSever\Properties\Resources.Designer.cs

?????文件???????1091??2009-07-11?16:42??FtpSever\Properties\Settings.Designer.cs

?????文件???????5804??2009-07-12?16:28??FtpSever\FtpServerForm.cs

?????文件???????6246??2009-07-12?16:28??FtpSever\FtpServerForm.Designer.cs

?????文件???????3338??2009-07-11?18:58??FtpSever\FtpSever.csproj

?????文件???????5632??2005-11-11?22:25??FtpSever\bin\Debug\FtpSever.vshost.exe

?????文件??????36864??2009-07-12?16:28??FtpSever\bin\Debug\FtpSever.exe

?????文件??????52736??2009-07-12?16:28??FtpSever\bin\Debug\FtpSever.pdb

?????文件????????180??2009-07-11?16:59??FtpSever\obj\Debug\FtpSever.Properties.Resources.resources

?????文件??????36864??2009-07-12?16:28??FtpSever\obj\Debug\FtpSever.exe

?????文件????????180??2009-07-12?16:28??FtpSever\obj\Debug\FtpSever.FtpServerForm.resources

?????文件??????52736??2009-07-12?16:28??FtpSever\obj\Debug\FtpSever.pdb

?????文件????????908??2009-07-12?16:28??FtpSever\obj\Debug\FtpSever.csproj.GenerateResource.Cache

?????文件????????283??2009-07-12?16:29??FtpSever\obj\FtpSever.csproj.FileList.txt

?????文件???????8299??2009-07-12?16:19??FtpSever\Client.cs

?????文件??????15961??2009-07-12?16:14??FtpSever\Request.cs

?????文件???????5814??2009-07-12?16:28??FtpSever\FtpServerForm.resx

?????文件????????904??2009-07-11?16:42??FtpSever\FtpSever.sln

????..A..H.?????15360??2009-07-12?16:29??FtpSever\FtpSever.suo

?????文件????????475??2009-07-11?17:24??FtpSever\Program.cs

?????目錄??????????0??2009-07-11?16:42??FtpSever\obj\Debug\TempPE

?????目錄??????????0??2009-07-11?17:02??FtpSever\obj\Debug\Refactor

?????目錄??????????0??2009-07-11?16:42??FtpSever\bin\Debug

?????目錄??????????0??2009-07-11?16:42??FtpSever\obj\Debug

?????目錄??????????0??2009-07-11?16:42??FtpSever\Properties

?????目錄??????????0??2009-07-11?16:42??FtpSever\bin

?????目錄??????????0??2009-07-11?16:42??FtpSever\obj

............此處省略4個(gè)文件信息