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unit client;

interface

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

type
  TForm1 = class(TForm)
    ClientSocket1: TClientSocket;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private-Deklarationen }
  public
    { Public-Deklarationen }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}




procedure TForm1.Button1Click(Sender: TObject);
var FStream:TFilestream;
begin
clientsocket1.Port:=10024;
clientsocket1.Host:='127.0.0.1';
clientsocket1.Open;
FStream:=TFilestream.Create('D:\mp3s\Novaspace-To France.mp3',fmopenread);
Clientsocket1.socket.SendStream(FStream);
end;

end.                    

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unit server;

interface

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

type
  TForm1 = class(TForm)
    ServerSocket1: TServerSocket;
    procedure FormCreate(Sender: TObject);
    procedure ServerSocket1ClientRead(Sender: TObject;
      Socket: TCustomWinSocket);
  private
    { Private-Deklarationen }
  public
    { Public-Deklarationen }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.FormCreate(Sender: TObject);
begin
serversocket1.Port:=10024;
serversocket1.Open;
end;

procedure TForm1.ServerSocket1ClientRead(Sender: TObject;
  Socket: TCustomWinSocket);
  var
  FStream: TFileStream; 
  SizeOfFile: Integer; 
  pBuffer: Pointer;
begin
FStream := TFileStream.Create('D:\abc.mp3',fmCreate or fmOpenWrite);
  SizeOfFile := Socket.ReceiveLength; 
  GetMem(pBuffer, SizeOfFile); 
  try 
    Socket.ReceiveBuf(pbuffer^,sizeoffile);
    FStream.Write(pBuffer^, sizeoffile);
  finally
    FreeMem(pBuffer); 
    FStream.Free; 
end;
end;

end.