PDA使用WIFI传输文档到PC端如何实现？求各位大侠不吝赐教~

PDA使用WIFI传输文档到PC端怎么实现？求各位大侠不吝赐教~~~
如题，小生在这跪谢了！有参考的代码或者帖子各位不要藏着啊，全部往我这里砸吧，我不嫌多啊！！！！跪谢了~~~~
------解决方案--------------------

using System;

using System.Collections.Generic;

using System.Text;

using System.Net;

using System.Net.Sockets;

using System.Runtime.InteropServices;

using System.Threading;


namespace PDA

{

    public class WinCESockets

    {

        private const string DLLPATH = "\\windows\\coredll.dll"; // "kernel32";

        ///<summary>

        ///得到时间

        ///</summary>

        [DllImport(DLLPATH)]

        public static extern uint GetTickCount();

        //建立全局变量

        public Thread thread;

        // 本地IP地址 

        public string m_tcpIPAddress;//服务器IP地址

        //监听的端口 

        public int m_tcpListeningPort;

        //本地IP

        public string localIP;

        public bool isConnect = false;

        private static int buffer_size = 1024;

        private static byte[] clientReceiveBytes = new byte[buffer_size];


        private static Socket client_socket = null;


        public WinCESockets()

        {

            IPHostEntry ipHostInfo = Dns.GetHostEntry(Dns.GetHostName());

            IPAddress ipAddress = ipHostInfo.AddressList[0];

            localIP = ipAddress.ToString();

        }


        /*建立链接*/

        public bool SocketsLink()

        {

            try

            {

                client_socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);