using?System;
using?System.Collections.Generic;
using?System.Text;
using?System.Net.Sockets;
using?System.IO;

namespace?Util
{
????public?class?BLL
????{

????????#region?發送字符串
????????///?

????????///?發送字符串
????????///?

????????///?套接字
????????///?發送的字符串?
????????public?static?void?SendString（Socket?socket?string?str）
????????{
????????????//將字符串轉換成字節數組
????????????byte[]?data?=?Encoding.UTF8.GetBytes（str）;

????????????SendData（socket?data）;
????????}
????????#endregion

????????#region?接收字符串
????????///?

????????///?接收字符串
????????///?

????????///?套接字
????????///?接收的字符串
????????public?static?string?ReceiveString（Socket?socket）
????????{
????????????return?Encoding.UTF8.GetString（ReceiveData（socket））;
????????}
????????#endregion

????????#region?發送文件
????????public?static?void?SendFile（Socket?socket?string?sendFileName?string?factFileName）
????????{
????????????FileInfo?fileInfo?=?new?FileInfo（factFileName）;
????????????FileStream?fileStream?=?fileInfo.OpenRead（）;//打開文件

????????????int?packetSize?=?4096;//包的大小

????????????double?packetCount?=?Math.Ceiling（（double）fileStream.Length?/?（（double）packetSize））;//包的數量
????????????
????????????string?fileParamete?=?sendFileName?+?“|“?+?packetSize.ToString（）?+?“|“?+?packetCount.ToString（）;
????????????SendString（socket?fileParamete）;//發送文件描述信息：文件名|包大小|包的數量

????????????byte[]?data?=?new?byte[packetSize];//數據包

????????????try
????????????{
????????????????//開始循環發送數據包
????????????????for?（int?i?=?0;?i?????????????????{
????????????????????//從文件流讀取數據并填充數據包
????????????????????fileStream.Read（data?0?data.Length）;

????????????????????//發送數據包
????????????????????SendData（socket?data）;
????????????????}
????????????}
????????????catch?（Exception?er）
????????????{
????????????????throw?er;
????????????}
????????????finally
????????????{
????????????????fileStream.Close（）;
????????????}
????????}
????????#endregion

????????#region?發送數據
????????///?

????????///?發送數據
????????///?

????????///?套接字
????????///?發送的數據
????????///?發送后的實際數據長度
????????public?static?int?SendData（Socket?s?byte[]?data）
????????{
????????????int?total?=?0;
????????????int?size?=?data.Length;
????????????int?dataleft?=?size;
????????????int?sent;
????????????byte[]?datasize?=?new?byte[4];
????????????datasize?=?BitConverter.GetBytes（size）;
????????????sent?=?s.Send（datasize）;

????????????while?（total?????????????{
????????????????sent?=?s.Send（data?total?dataleft?SocketFlags.None）;
????????????????total?+=?sent;
????????????????dataleft?-=?sent;
????????????}

????????????return?total;
????????}
????????#endregion

????????#region?接收數據
????????///?

????????//

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????925??2009-08-19?15:27??遠程控制\SlnRemote\SlnRemote.sln

????..A..H.?????21504??2009-11-10?20:17??遠程控制\SlnRemote\SlnRemote.suo

?????文件??????20480??2009-08-19?15:03??遠程控制\SlnRemote\Util\bin\Debug\Util.dll

?????文件??????24064??2009-08-19?15:03??遠程控制\SlnRemote\Util\bin\Debug\Util.pdb

?????目錄??????????0??2009-08-19?15:03??遠程控制\SlnRemote\Util\bin\Debug

?????目錄??????????0??2009-08-19?09:27??遠程控制\SlnRemote\Util\bin

?????文件???????4035??2009-08-03?19:59??遠程控制\SlnRemote\Util\BLL.cs

?????文件??????12953??2009-08-19?14:35??遠程控制\SlnRemote\Util\ConverterUtil.cs

?????文件??????16384??2009-08-19?14:58??遠程控制\SlnRemote\Util\obj\Debug\Refactor\Util.dll

?????目錄??????????0??2009-08-19?14:58??遠程控制\SlnRemote\Util\obj\Debug\Refactor

?????目錄??????????0??2009-08-03?12:23??遠程控制\SlnRemote\Util\obj\Debug\TempPE

?????文件??????20480??2009-08-19?15:03??遠程控制\SlnRemote\Util\obj\Debug\Util.dll

?????文件??????24064??2009-08-19?15:03??遠程控制\SlnRemote\Util\obj\Debug\Util.pdb

?????目錄??????????0??2009-08-19?15:03??遠程控制\SlnRemote\Util\obj\Debug

?????文件????????122??2009-07-13?12:00??遠程控制\SlnRemote\Util\obj\Util.csproj.FileList.txt

?????文件???????1181??2009-08-19?15:03??遠程控制\SlnRemote\Util\obj\Util.csproj.FileListAbsolute.txt

?????目錄??????????0??2009-08-03?12:23??遠程控制\SlnRemote\Util\obj

?????文件???????1443??2009-07-04?14:44??遠程控制\SlnRemote\Util\Properties\AssemblyInfo.cs

?????目錄??????????0??2009-08-03?12:23??遠程控制\SlnRemote\Util\Properties

?????文件???????2080??2009-08-19?15:02??遠程控制\SlnRemote\Util\Util.csproj

?????目錄??????????0??2009-08-19?15:02??遠程控制\SlnRemote\Util

?????文件??????57344??2009-09-26?13:33??遠程控制\SlnRemote\WinAppRemote\bin\Debug\Remote.exe

?????文件??????60928??2009-09-26?13:33??遠程控制\SlnRemote\WinAppRemote\bin\Debug\Remote.pdb

?????文件???????5632??2005-11-11?22:25??遠程控制\SlnRemote\WinAppRemote\bin\Debug\Remote.vshost.exe

?????文件??????24576??2009-08-12?22:46??遠程控制\SlnRemote\WinAppRemote\bin\Debug\WinAppServer.exe

?????文件??????30208??2009-08-12?22:46??遠程控制\SlnRemote\WinAppRemote\bin\Debug\WinAppServer.pdb

?????目錄??????????0??2009-09-26?13:33??遠程控制\SlnRemote\WinAppRemote\bin\Debug

?????目錄??????????0??2009-08-13?09:25??遠程控制\SlnRemote\WinAppRemote\bin

?????文件???????4043??2009-08-19?15:27??遠程控制\SlnRemote\WinAppRemote\BLL.cs

?????文件??????12178??2009-09-26?13:22??遠程控制\SlnRemote\WinAppRemote\ConverterUtil.cs

............此處省略38個文件信息