using System;
using System.Net.Sockets;
using System.Net;
using System.Text;

namespace MyControl
{
    /**//// <summary>
    /// SocketTest 的摘要说明。
    /// </summary>
    public class SocketTest
    {
        public SocketTest()
        {
            //
            // TODO: 在此处添加构造函数逻辑
            //            
        }
        /**//// <summary>
        /// 连接SOCKET
        /// </summary>
        /// <param name="Server">服务器名</param>
        /// <param name="Port">端口</param>
        /// <returns></returns>
        private  Socket Connection(string Server,int Port)
        {
            Socket HttpSocket=null;
            IPHostEntry HostIp=null;
            HostIp=Dns.Resolve(Server);
            foreach(IPAddress TempIp in HostIp.AddressList)
            {
                IPEndPoint Iep=new IPEndPoint(TempIp,Port);
                Socket TempSocket=new Socket(Iep.AddressFamily,SocketType.Stream,ProtocolType.Tcp);
                TempSocket.Connect(Iep);
                if(TempSocket.Connected)
                {
                    HttpSocket=TempSocket;
                    break;
                }
                else
                {
                    continue;
                }
            }
            return(HttpSocket);
        }

        public string GetHomePageByeSocket(string Server,int Port)
        {
            string strHomePage=null;
            Encoding AscEncode=Encoding.ASCII;
            string strGetString="GET / HTTP/1.1\r\nHost: "+Server+"\r\nConnection: Close\r\n\r\n";
            Byte [] BtGetByte=AscEncode.GetBytes(strGetString);
            Byte [] BtRevByte=new Byte[256];

            Socket HttpSocket=Connection(Server,Port);
            if(HttpSocket==null)
            {
                return("Connection Fail!");
            }
            HttpSocket.Send(BtGetByte,BtGetByte.Length,SocketFlags.None);

            Int32 IntRevByte=HttpSocket.Receive(BtRevByte,BtRevByte.Length,SocketFlags.None);
            
            strHomePage+=AscEncode.GetString(BtRevByte,0,IntRevByte);
            return(strHomePage);
        }
    }
}