Develop
2013.04.23 17:33
[c#] 간단한 소켓통신 예제..
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// Server Socket
// NameSpace 선언 using System; using System.Net; using System.Net.Sockets; using System.Text; namespace ServerSideSocket { class ServerClass { public static Socket Server , Client; public static byte[] getByte = new byte[1024]; public static byte[] setByte = new byte[1024]; public const int sPort = 5000; [STAThread] static void Main(string[] args) { string stringbyte = null; IPAddress serverIP = IPAddress.Parse("127.0.0.1"); IPEndPoint serverEndPoint = new IPEndPoint(serverIP,sPort); try { Server= new Socket( AddressFamily.InterNetwork, SocketType.Stream,ProtocolType.Tcp); Server.Bind(serverEndPoint); Server.Listen(10); Console.WriteLine("------------------------"); Console.WriteLine("클라이언트의 연결을 기다립니다. "); Console.WriteLine("------------------------"); Client = Server.Accept(); if(Client.Connected) { while(true) { Client.Receive(getByte,0,getByte.Length,SocketFlags.None); stringbyte = Encoding.UTF7.GetString(getByte); if (stringbyte != String.Empty) { int getValueLength = 0; getValueLength = byteArrayDefrag(getByte); stringbyte = Encoding.UTF7.GetString( getByte,0,getValueLength+1); Console.WriteLine("수신데이터:{0} | 길이:{1}", stringbyte,getValueLength+1); setByte = Encoding.UTF7.GetBytes(stringbyte); Client.Send(setByte,0,setByte.Length,SocketFlags.None); } getByte = new byte[1024]; setByte = new byte[1024]; } } } catch(System.Net.Sockets.SocketException socketEx) { Console.WriteLine("[Error]:{0}", socketEx.Message); } catch(System.Exception commonEx) { Console.WriteLine("[Error]:{0}", commonEx.Message); } finally { Server.Close(); Client.Close(); } } public static int byteArrayDefrag(byte[] sData) { int endLength = 0; for(int i = 0; i < sData.Length; i++) { if((byte)sData[i] != (byte)0) { endLength = i; } } return endLength; } } }
// Client Socket
using System; using System.Net; using System.Net.Sockets; using System.Text; namespace ClientSideSocket { class ClientClass { public static Socket socket; public static byte[] getbyte = new byte[1024]; public static byte[] setbyte = new byte[1024]; public const int sPort = 5000; [STAThread] static void Main(string[] args) { string sendstring = null; string getstring = null; IPAddress serverIP = IPAddress.Parse("127.0.0.1"); IPEndPoint serverEndPoint = new IPEndPoint(serverIP,sPort); socket = new Socket( AddressFamily.InterNetwork,SocketType.Stream,ProtocolType.Tcp); Console.WriteLine("------------------------------"); Console.WriteLine(" 서버로 접속합니다.[엔터를 입력하세요] "); Console.WriteLine("------------------------------"); Console.ReadLine(); socket.Connect(serverEndPoint); if (socket.Connected) { Console.WriteLine(">>연결 되었습니다.(데이터를 입력하세요)"); } while(true) { Console.Write(">>"); sendstring = Console.ReadLine(); if(sendstring != String.Empty) { int getValueLength = 0; setbyte = Encoding.UTF7.GetBytes(sendstring); socket.Send(setbyte,0, setbyte.Length,SocketFlags.None); Console.WriteLine("송신 데이터 : {0} | 길이{1}", sendstring, setbyte.Length); socket.Receive(getbyte,0, getbyte.Length,SocketFlags.None); getValueLength = byteArrayDefrag(getbyte); getstring = Encoding.UTF7.GetString(getbyte, 0,getValueLength+1); Console.WriteLine(">>수신된 데이터 :{0} | 길이{1}", getstring , getValueLength+1); } getbyte = new byte[1024]; } } public static int byteArrayDefrag(byte[] sData) { int endLength = 0; for(int i = 0; i < sData.Length; i++) { if((byte)sData[i] != (byte)0) { endLength = i; } } return endLength; } } }
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