Subversion Repositories cryptopan_core

library ieee;

use ieee.std_logic_1164.all;

use work.cryptopan.all;

entity sbsr_tb is

end sbsr_tb;

architecture tb of sbsr_tb is

  component subbytesshiftrows

    port (

      bytes_in  : in  s_vector;

      bytes_out : out s_vector;

      clk       : in  std_logic;

      reset     : in  std_logic);

  end component;

  component mixcolumns

    port (

      bytes_in  : in  s_vector;

      bytes_out : out s_vector;

      clk       : in  std_logic;

      reset     : in  std_logic);

  end component;

  signal clk : std_logic;

  signal reset : std_logic;

  signal bytes_in : s_vector;

  signal bytes_out : s_vector;

  signal mix_bytes_out : s_vector;

begin  -- tb

  CLKGEN: process

  begin  -- process CLKGEN

    clk <= '1';

    wait for 5 ns;

    clk <= '0';

    wait for 5 ns;

  end process CLKGEN;

  SUBBYTESSHIFTROWS0: subbytesshiftrows

    port map (

        bytes_in  => bytes_in,

        bytes_out => bytes_out,

        clk       => clk,

        reset     => reset);

  MIX0: mixcolumns

    port map (

        bytes_in  => bytes_out,

        bytes_out => mix_bytes_out,

        clk       => clk,

        reset     => reset);

  TB: process

  begin  -- process TB

    reset <= '1';

    wait for 55 ns;

    reset <= '0';

    wait for 20 ns;

    bytes_in(0) <= X"19";

    bytes_in(1) <= X"A0";

    bytes_in(2) <= X"9A";

    bytes_in(3) <= X"E9";

    bytes_in(4) <= X"3D";

    bytes_in(5) <= X"F4";

    bytes_in(6) <= X"C6";

    bytes_in(7) <= X"F8";

    bytes_in(8) <= X"E3";

    bytes_in(9) <= X"E2";

    bytes_in(10) <= X"8D";

    bytes_in(11) <= X"48";

    bytes_in(12) <= X"BE";

    bytes_in(13) <= X"2B";

    bytes_in(14) <= X"2A";

    bytes_in(15) <= X"08";

    wait for 10 ns;

    bytes_in(0) <= X"A4";

    bytes_in(1) <= X"68";

    bytes_in(2) <= X"6B";

    bytes_in(3) <= X"02";

    bytes_in(4) <= X"9C";

    bytes_in(5) <= X"9F";

    bytes_in(6) <= X"5B";

    bytes_in(7) <= X"6A";

    bytes_in(8) <= X"7F";

    bytes_in(9) <= X"35";

    bytes_in(10) <= X"EA";

    bytes_in(11) <= X"50";

    bytes_in(12) <= X"F2";

    bytes_in(13) <= X"2B";

    bytes_in(14) <= X"43";

    bytes_in(15) <= X"49";

    wait for 10 ns;

    wait;

  end process TB;

end tb;