------------------------------------------------------------------------------
--                                                                          --
--                            Matreshka Project                             --
--                                                                          --
--                               XML Processor                              --
--                                                                          --
--                            Testsuite Component                           --
--                                                                          --
------------------------------------------------------------------------------
--                                                                          --
-- Copyright © 2010, Vadim Godunko <vgodunko@gmail.com>                     --
-- All rights reserved.                                                     --
--                                                                          --
-- Redistribution and use in source and binary forms, with or without       --
-- modification, are permitted provided that the following conditions       --
-- are met:                                                                 --
--                                                                          --
--  * Redistributions of source code must retain the above copyright        --
--    notice, this list of conditions and the following disclaimer.         --
--                                                                          --
--  * Redistributions in binary form must reproduce the above copyright     --
--    notice, this list of conditions and the following disclaimer in the   --
--    documentation and/or other materials provided with the distribution.  --
--                                                                          --
--  * Neither the name of the Vadim Godunko, IE nor the names of its        --
--    contributors may be used to endorse or promote products derived from  --
--    this software without specific prior written permission.              --
--                                                                          --
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS      --
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-- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR    --
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--                                                                          --
------------------------------------------------------------------------------
--  $Revision: 2026 $ $Date: 2011-07-23 00:16:17 +0400 (Sat, 23 Jul 2011) $
------------------------------------------------------------------------------

package body XML.SAX.Input_Sources.Streams.Sockets is

   ----------
   -- Read --
   ----------

   overriding procedure Read
    (Self        : in out Socket_Input_Source;
     Buffer      : out Ada.Streams.Stream_Element_Array;
     Last        : out Ada.Streams.Stream_Element_Offset;
     End_Of_Data : out Boolean)
   is
      X : GNAT.Sockets.Request_Type (GNAT.Sockets.N_Bytes_To_Read);

   begin
      --  Getting how much data available in Socket
      GNAT.Sockets.Control_Socket (Self.Socket, X);

      if X.Size > 0 then
         GNAT.Sockets.Receive_Socket (Self.Socket, Buffer, Last);

      else
         Last := Buffer'First - 1;
      end if;

      End_Of_Data := False;
   end Read;

   ----------------
   -- Set_Socket --
   ----------------

   not overriding procedure Set_Socket
    (Self   : in out Socket_Input_Source;
     Socket : GNAT.Sockets.Socket_Type) is
   begin
      Stream_Input_Source (Self).Reset;
      Self.Socket := Socket;
   end Set_Socket;

end XML.SAX.Input_Sources.Streams.Sockets;
