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unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ScktComp, StdCtrls;

type
  customrec = record
               text:string[20];
               zahl:byte;
              end;
  TForm1 = class(TForm)
    ClientSocket1: TClientSocket;
    ServerSocket1: TServerSocket;
    Memo1: TMemo;
    Edit1: TEdit;
    Edit2: TEdit;
    Button1: TButton;
    procedure FormCreate(Sender: TObject);
    procedure FormDestroy(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure ServerSocket1ClientRead(Sender: TObject;
      Socket: TCustomWinSocket);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.FormCreate(Sender: TObject);
begin
 serversocket1.Port:= 10024;
 serversocket1.Open;
 clientsocket1.Port:=10024;
 clientsocket1.host:= '127.0.0.1';
 clientsocket1.open;
end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
 serversocket1.Free;
 clientsocket1.Free;
end;

procedure TForm1.Button1Click(Sender: TObject);
var rec:customrec;
begin
 with Rec do begin
  Text := Edit1.Text;
  Zahl := StrToInt(Edit2.Text);
 end;
 Clientsocket1.Socket.SendBuf(Rec,sizeof(Rec));
end;

procedure TForm1.ServerSocket1ClientRead(Sender: TObject;
  Socket: TCustomWinSocket);
var rec:customrec;
    msg:string[20];
    nummer:byte;
begin
 serversocket1.socket.ReceiveBuf(Rec,SizeOf(Rec));
 msg:= rec.text;
 nummer:=rec.zahl;
 Memo1.Lines.Add(msg);
 Memo1.Lines.Add(IntToStr(nummer));
end;

end.