{
  $Project$
  $Workfile$
  $Revision$
  $DateUTC$
  $Id$

  This file is part of the Indy (Internet Direct) project, and is offered
  under the dual-licensing agreement described on the Indy website.
  (http://www.indyproject.org/)

  Copyright:
   (c) 1993-2005, Chad Z. Hower and the Indy Pit Crew. All rights reserved.
}
{
  $Log$
}
{
  Rev 1.4    12/2/2004 4:23:48 PM  JPMugaas
  Adjusted for changes in Core.

  Rev 1.3    1/21/2004 1:49:34 PM  JPMugaas
  InitComponent

  Rev 1.2    1/17/2003 05:35:28 PM  JPMugaas
  Now compiles with new design.

  Rev 1.1    1-1-2003 20:12:40  BGooijen
  Changed to support the new TIdContext class

  Rev 1.0    11/14/2002 02:14:02 PM  JPMugaas

  2000-Apr-17 Kudzu
    Converted to Indy
    Improved efficiency
}

unit IdChargenServer;

{
  Original Author: Ozz Nixon
}

interface
{$i IdCompilerDefines.inc}

uses
  IdAssignedNumbers,
  IdContext,
  IdCustomTCPServer;

Type
  TIdChargenServer = class(TIdCustomTCPServer)
  protected
    function DoExecute(AContext:TIdContext): boolean; override;
    procedure InitComponent; override;
  published
    property DefaultPort default IdPORT_CHARGEN;
  end;

implementation

{ TIdChargenServer }

procedure TIdChargenServer.InitComponent;
begin
  inherited InitComponent;
  DefaultPort := IdPORT_CHARGEN;
end;

function TIdChargenServer.DoExecute(AContext:TIdContext): boolean;
var
  Counter, Width, Base: integer;
begin
  Base := 0;
  result := true;
  Counter := 1;
  Width := 1;
  with AContext.Connection do begin
    while Connected do begin
      Write(Chr(Counter + 31));
      Inc(Counter);
      Inc(Width);
      if Width = 72 then begin
        Writeln('');  {Do not Localize}
        Width := 1;
        Inc(Base);
        if Base = 95 then begin
          Base := 1;
        end;
        Counter := Base;
      End;
      if Counter = 95 then begin
        Counter := 1;
      end;
    end;
  end;
end;

end.
