-- --
-- procedure Test_Echo_Client Copyright (c) Dmitry A. Kazakov --
-- Test echo client Luebeck --
-- Winter, 2012 --
-- --
-- Last revision : 10:09 24 May 2020 --
-- --
-- This library is free software; you can redistribute it and/or --
-- modify it under the terms of the GNU General Public License as --
-- published by the Free Software Foundation; either version 2 of --
-- the License, or (at your option) any later version. This library --
-- is distributed in the hope that it will be useful, but WITHOUT --
-- ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
-- General Public License for more details. You should have --
-- received a copy of the GNU General Public License along with --
-- this library; if not, write to the Free Software Foundation, --
-- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. --
-- --
-- As a special exception, if other files instantiate generics from --
-- this unit, or you link this unit with other files to produce an --
-- executable, this unit does not by itself cause the resulting --
-- executable to be covered by the GNU General Public License. This --
-- exception does not however invalidate any other reasons why the --
-- executable file might be covered by the GNU Public License. --
--____________________________________________________________________--
with Ada.Exceptions; use Ada.Exceptions;
with Ada.Text_IO; use Ada.Text_IO;
with GNAT.Sockets; use GNAT.Sockets;
with Ada.Numerics.Discrete_Random;
procedure Test_Echo_Client is
Port : constant := 5876;
Session_Length : constant := 500;
subtype String_Length is Integer range 1..80;
package Random_Length is
new Ada.Numerics.Discrete_Random (String_Length);
use Random_Length;
subtype Printable is Character range '!'..'~';
package Random_Text is
new Ada.Numerics.Discrete_Random (Printable);
use Random_Text;
Length_Dice : Random_Length.Generator;
Character_Dice : Random_Text.Generator;
Socket : Socket_Type;
Address : Sock_Addr_Type;
begin
Reset (Length_Dice);
Reset (Character_Dice);
Address.Addr := Addresses (Get_Host_By_Name (Host_Name), 1);
Address.Port := Port;
Create_Socket (Socket);
Set_Socket_Option (Socket, Socket_Level, (Reuse_Address, True));
Connect_Socket (Socket, Address);
for Packet in 1..Session_Length loop
declare
Text : String (1..Random (Length_Dice));
Response : String (Text'Range);
begin
for Index in Text'Range loop
Text (Index) := Random (Character_Dice);
end loop;
String'Write (Stream (Socket), Text);
Put_Line ("<" & Text);
String'Read (Stream (Socket), Response);
Put_Line (">" & Response);
end;
end loop;
Shutdown_Socket (Socket);
Close_Socket (Socket);
exception
when Error : others =>
Put_Line ("Error: " & Exception_Information (Error));
end Test_Echo_Client;