From cb76c16c7ba0defd76178938b1a6a9f0dc25e70d Mon Sep 17 00:00:00 2001 From: tmeissner Date: Mon, 25 Mar 2013 00:12:50 +0100 Subject: [PATCH] moved in seperate directory 'vhdl' --- cbcdes/sim/makefile | 37 --- cbcdes/sim/tb_cbcdes.tcl | 13 - cbcdes/sim/tb_cbcdes.vhd | 568 --------------------------------------- 3 files changed, 618 deletions(-) delete mode 100644 cbcdes/sim/makefile delete mode 100644 cbcdes/sim/tb_cbcdes.tcl delete mode 100644 cbcdes/sim/tb_cbcdes.vhd diff --git a/cbcdes/sim/makefile b/cbcdes/sim/makefile deleted file mode 100644 index 84dd194..0000000 --- a/cbcdes/sim/makefile +++ /dev/null @@ -1,37 +0,0 @@ -# ====================================================================== -# DES encryption/decryption -# algorithm according to FIPS 46-3 specification -# Copyright (C) 2011 Torsten Meissner -#----------------------------------------------------------------------- -# This program 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 program 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 program; if not, write to the Free Software -# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -# ====================================================================== - - -all : sim wave - -sim : tb_cbcdes.ghw - -tb_cbcdes.ghw : ../rtl/*.vhd tb_cbcdes.vhd - ghdl -a ../rtl/des_pkg.vhd ../rtl/des.vhd ../rtl/cbcdes.vhd tb_cbcdes.vhd - ghdl -e tb_cbcdes - ghdl -r tb_cbcdes --wave=tb_cbcdes.ghw --assert-level=error --stop-time=220us - -wave : tb_cbcdes.ghw - gtkwave -T tb_cbcdes.tcl tb_cbcdes.ghw - -clean : - echo "# cleaning simulation files" - rm -f *.ghw - rm -f work*.cf diff --git a/cbcdes/sim/tb_cbcdes.tcl b/cbcdes/sim/tb_cbcdes.tcl deleted file mode 100644 index 681f0bd..0000000 --- a/cbcdes/sim/tb_cbcdes.tcl +++ /dev/null @@ -1,13 +0,0 @@ -set signals [list] -lappend signals "top.tb_cbcdes.s_reset" -lappend signals "top.tb_cbcdes.s_clk" -lappend signals "top.tb_cbcdes.s_validin" -lappend signals "top.tb_cbcdes.s_start" -lappend signals "top.tb_cbcdes.s_mode" -lappend signals "top.tb_cbcdes.s_key" -lappend signals "top.tb_cbcdes.s_iv" -lappend signals "top.tb_cbcdes.s_datain" -lappend signals "top.tb_cbcdes.s_validout" -lappend signals "top.tb_cbcdes.s_dataout" -lappend signals "top.tb_cbcdes.s_ready" -set num_added [ gtkwave::addSignalsFromList $signals ] diff --git a/cbcdes/sim/tb_cbcdes.vhd b/cbcdes/sim/tb_cbcdes.vhd deleted file mode 100644 index 352d0d1..0000000 --- a/cbcdes/sim/tb_cbcdes.vhd +++ /dev/null @@ -1,568 +0,0 @@ --- ====================================================================== --- CBC-DES encryption/decryption testbench --- tests according to NIST 800-17 special publication --- Copyright (C) 2011 Torsten Meissner -------------------------------------------------------------------------- --- This program 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 program 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 program; if not, write to the Free Software --- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA --- ====================================================================== - - --- Revision 1.0 2011/09/23 --- Initial release, variable plaintext known answer test integrated --- Revision 1.1 2011/09/25 --- integrated all encryption tests of NIST 800-17 publication except the modes-tests --- Revision 1.2 2011/10/05 --- integrated all decryption tests of NIST 800-17 publication except the modes-tests - - -library ieee; -use ieee.std_logic_1164.all; -use ieee.numeric_std.all; - - -entity tb_cbcdes is -end entity tb_cbcdes; - - -architecture rtl of tb_cbcdes is - - - type t_array is array (natural range <>) of std_logic_vector(0 to 63); - - constant c_variable_plaintext_known_answers : t_array(0 to 63) := - (x"95F8A5E5DD31D900", x"DD7F121CA5015619", x"2E8653104F3834EA", - x"4BD388FF6CD81D4F", x"20B9E767B2FB1456", x"55579380D77138EF", - x"6CC5DEFAAF04512F", x"0D9F279BA5D87260", x"D9031B0271BD5A0A", - x"424250B37C3DD951", x"B8061B7ECD9A21E5", x"F15D0F286B65BD28", - x"ADD0CC8D6E5DEBA1", x"E6D5F82752AD63D1", x"ECBFE3BD3F591A5E", - x"F356834379D165CD", x"2B9F982F20037FA9", x"889DE068A16F0BE6", - x"E19E275D846A1298", x"329A8ED523D71AEC", x"E7FCE22557D23C97", - x"12A9F5817FF2D65D", x"A484C3AD38DC9C19", x"FBE00A8A1EF8AD72", - x"750D079407521363", x"64FEED9C724C2FAF", x"F02B263B328E2B60", - x"9D64555A9A10B852", x"D106FF0BED5255D7", x"E1652C6B138C64A5", - x"E428581186EC8F46", x"AEB5F5EDE22D1A36", x"E943D7568AEC0C5C", - x"DF98C8276F54B04B", x"B160E4680F6C696F", x"FA0752B07D9C4AB8", - x"CA3A2B036DBC8502", x"5E0905517BB59BCF", x"814EEB3B91D90726", - x"4D49DB1532919C9F", x"25EB5FC3F8CF0621", x"AB6A20C0620D1C6F", - x"79E90DBC98F92CCA", x"866ECEDD8072BB0E", x"8B54536F2F3E64A8", - x"EA51D3975595B86B", x"CAFFC6AC4542DE31", x"8DD45A2DDF90796C", - x"1029D55E880EC2D0", x"5D86CB23639DBEA9", x"1D1CA853AE7C0C5F", - x"CE332329248F3228", x"8405D1ABE24FB942", x"E643D78090CA4207", - x"48221B9937748A23", x"DD7C0BBD61FAFD54", x"2FBC291A570DB5C4", - x"E07C30D7E4E26E12", x"0953E2258E8E90A1", x"5B711BC4CEEBF2EE", - x"CC083F1E6D9E85F6", x"D2FD8867D50D2DFE", x"06E7EA22CE92708F", - x"166B40B44ABA4BD6"); - - constant c_variable_key_known_answers : t_array(0 to 55) := - (x"95A8D72813DAA94D", x"0EEC1487DD8C26D5", x"7AD16FFB79C45926", - x"D3746294CA6A6CF3", x"809F5F873C1FD761", x"C02FAFFEC989D1FC", - x"4615AA1D33E72F10", x"2055123350C00858", x"DF3B99D6577397C8", - x"31FE17369B5288C9", x"DFDD3CC64DAE1642", x"178C83CE2B399D94", - x"50F636324A9B7F80", x"A8468EE3BC18F06D", x"A2DC9E92FD3CDE92", - x"CAC09F797D031287", x"90BA680B22AEB525", x"CE7A24F350E280B6", - x"882BFF0AA01A0B87", x"25610288924511C2", x"C71516C29C75D170", - x"5199C29A52C9F059", x"C22F0A294A71F29F", x"EE371483714C02EA", - x"A81FBD448F9E522F", x"4F644C92E192DFED", x"1AFA9A66A6DF92AE", - x"B3C1CC715CB879D8", x"19D032E64AB0BD8B", x"3CFAA7A7DC8720DC", - x"B7265F7F447AC6F3", x"9DB73B3C0D163F54", x"8181B65BABF4A975", - x"93C9B64042EAA240", x"5570530829705592", x"8638809E878787A0", - x"41B9A79AF79AC208", x"7A9BE42F2009A892", x"29038D56BA6D2745", - x"5495C6ABF1E5DF51", x"AE13DBD561488933", x"024D1FFA8904E389", - x"D1399712F99BF02E", x"14C1D7C1CFFEC79E", x"1DE5279DAE3BED6F", - x"E941A33F85501303", x"DA99DBBC9A03F379", x"B7FC92F91D8E92E9", - x"AE8E5CAA3CA04E85", x"9CC62DF43B6EED74", x"D863DBB5C59A91A0", - x"A1AB2190545B91D7", x"0875041E64C570F7", x"5A594528BEBEF1CC", - x"FCDB3291DE21F0C0", x"869EFD7F9F265A09"); - - constant c_permutation_operation_known_answers_keys : t_array(0 to 31) := - (x"1046913489980131", x"1007103489988020", x"10071034C8980120", - x"1046103489988020", x"1086911519190101", x"1086911519580101", - x"5107B01519580101", x"1007B01519190101", x"3107915498080101", - x"3107919498080101", x"10079115B9080140", x"3107911598080140", - x"1007D01589980101", x"9107911589980101", x"9107D01589190101", - x"1007D01598980120", x"1007940498190101", x"0107910491190401", - x"0107910491190101", x"0107940491190401", x"19079210981A0101", - x"1007911998190801", x"10079119981A0801", x"1007921098190101", - x"100791159819010B", x"1004801598190101", x"1004801598190102", - x"1004801598190108", x"1002911598100104", x"1002911598190104", - x"1002911598100201", x"1002911698100101"); - - constant c_permutation_operation_known_answers_cipher : t_array(0 to 31) := - (x"88D55E54F54C97B4", x"0C0CC00C83EA48FD", x"83BC8EF3A6570183", - x"DF725DCAD94EA2E9", x"E652B53B550BE8B0", x"AF527120C485CBB0", - x"0F04CE393DB926D5", x"C9F00FFC74079067", x"7CFD82A593252B4E", - x"CB49A2F9E91363E3", x"00B588BE70D23F56", x"406A9A6AB43399AE", - x"6CB773611DCA9ADA", x"67FD21C17DBB5D70", x"9592CB4110430787", - x"A6B7FF68A318DDD3", x"4D102196C914CA16", x"2DFA9F4573594965", - x"B46604816C0E0774", x"6E7E6221A4F34E87", x"AA85E74643233199", - x"2E5A19DB4D1962D6", x"23A866A809D30894", x"D812D961F017D320", - x"055605816E58608F", x"ABD88E8B1B7716F1", x"537AC95BE69DA1E1", - x"AED0F6AE3C25CDD8", x"B3E35A5EE53E7B8D", x"61C79C71921A2EF8", - x"E2F5728F0995013C", x"1AEAC39A61F0A464"); - - constant c_substitution_table_test_keys : t_array(0 to 18) := - (x"7CA110454A1A6E57", x"0131D9619DC1376E", x"07A1133E4A0B2686", - x"3849674C2602319E", x"04B915BA43FEB5B6", x"0113B970FD34F2CE", - x"0170F175468FB5E6", x"43297FAD38E373FE", x"07A7137045DA2A16", - x"04689104C2FD3B2F", x"37D06BB516CB7546", x"1F08260D1AC2465E", - x"584023641ABA6176", x"025816164629B007", x"49793EBC79B3258F", - x"4FB05E1515AB73A7", x"49E95D6D4CA229BF", x"018310DC409B26D6", - x"1C587F1C13924FEF"); - - constant c_substitution_table_test_plain : t_array(0 to 18) := - (x"01A1D6D039776742", x"5CD54CA83DEF57DA", x"0248D43806F67172", - x"51454B582DDF440A", x"42FD443059577FA2", x"059B5E0851CF143A", - x"0756D8E0774761D2", x"762514B829BF486A", x"3BDD119049372802", - x"26955F6835AF609A", x"164D5E404F275232", x"6B056E18759F5CCA", - x"004BD6EF09176062", x"480D39006EE762F2", x"437540C8698F3CFA", - x"072D43A077075292", x"02FE55778117F12A", x"1D9D5C5018F728C2", - x"305532286D6F295A"); - - constant c_substitution_table_test_cipher : t_array(0 to 18) := - (x"690F5B0D9A26939B", x"7A389D10354BD271", x"868EBB51CAB4599A", - x"7178876E01F19B2A", x"AF37FB421F8C4095", x"86A560F10EC6D85B", - x"0CD3DA020021DC09", x"EA676B2CB7DB2B7A", x"DFD64A815CAF1A0F", - x"5C513C9C4886C088", x"0A2AEEAE3FF4AB77", x"EF1BF03E5DFA575A", - x"88BF0DB6D70DEE56", x"A1F9915541020B56", x"6FBF1CAFCFFD0556", - x"2F22E49BAB7CA1AC", x"5A6B612CC26CCE4A", x"5F4C038ED12B2E41", - x"63FAC0D034D9F793"); - signal s_cbc_answers : t_array(0 to 19); - - signal s_reset : std_logic := '0'; - signal s_clk : std_logic := '0'; - signal s_start : std_logic := '0'; - signal s_mode : std_logic := '0'; - signal s_key : std_logic_vector(0 to 63) := (others => '0'); - signal s_iv : std_logic_vector(0 to 63) := (others => '0'); - signal s_datain : std_logic_vector(0 to 63) := (others => '0'); - signal s_validin : std_logic := '0'; - signal s_ready : std_logic := '0'; - signal s_dataout : std_logic_vector(0 to 63); - signal s_validout : std_logic; - - - component cbcdes is - port ( - reset_i : in std_logic; - clk_i : in std_logic; - mode_i : in std_logic; - start_i : in std_logic; - iv_i : in std_logic_vector(0 to 63); - key_i : in std_logic_vector(0 TO 63); - data_i : in std_logic_vector(0 TO 63); - valid_i : in std_logic; - ready_o : out std_logic; - data_o : out std_logic_vector(0 TO 63); - valid_o : out std_logic - ); - end component cbcdes; - - -begin - - - s_reset <= '1' after 100 ns; - s_clk <= not(s_clk) after 10 ns; - - - teststimuliP : process is - begin - -- ENCRYPTION TESTS - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= x"0101010101010101"; - s_datain <= x"8000000000000000"; - -- Variable plaintext known answer test - for index in c_variable_plaintext_known_answers'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_validin <= '1'; - s_start <= '1'; - if(index /= 0) then - s_datain <= '0' & s_datain(0 to 62); - end if; - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- Inverse permutation known answer test - s_key <= x"0101010101010101"; - for index in c_variable_plaintext_known_answers'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_validin <= '1'; - s_start <= '1'; - s_datain <= c_variable_plaintext_known_answers(index); - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- Variable key known answer test - s_key <= x"8000000000000000"; - for index in c_variable_key_known_answers'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_validin <= '1'; - s_start <= '1'; - if(index /= 0) then - if(index = 7 or index = 14 or index = 21 or index = 28 or index = 35 or - index = 42 or index = 49) then - s_key <= "00" & s_key(0 to 61); - else - s_key <= '0' & s_key(0 to 62); - end if; - end if; - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- Permutation operation known answer test - s_datain <= x"0000000000000000"; - for index in c_permutation_operation_known_answers_keys'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_validin <= '1'; - s_start <= '1'; - s_key <= c_permutation_operation_known_answers_keys(index); - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- Substitution table known answer test - for index in c_substitution_table_test_keys'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_validin <= '1'; - s_start <= '1'; - s_key <= c_substitution_table_test_keys(index); - s_datain <= c_substitution_table_test_plain(index); - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- cbc known answers test - for index in c_substitution_table_test_keys'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - if(index = 0) then - s_start <= '1'; - s_key <= x"5555555555555555"; - s_iv <= x"DEADBEEFDEADBEEF"; - end if; - s_validin <= '1'; - s_datain <= c_substitution_table_test_plain(index); - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - end loop; - wait until rising_edge(s_clk); - -- DECRYPTION TESTS - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- Variable ciphertext known answer test - s_key <= x"0101010101010101"; - for index in c_variable_plaintext_known_answers'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_mode <= '1'; - s_start <= '1'; - s_validin <= '1'; - s_datain <= c_variable_plaintext_known_answers(index); - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - s_mode <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- Initial permutation known answer test - s_key <= x"0101010101010101"; - s_datain <= x"8000000000000000"; - for index in c_variable_plaintext_known_answers'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_mode <= '1'; - s_start <= '1'; - s_validin <= '1'; - if(index /= 0) then - s_datain <= '0' & s_datain(0 to 62); - end if; - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - s_mode <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- Variable key known answer test - s_key <= x"8000000000000000"; - for index in c_variable_key_known_answers'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_mode <= '1'; - s_start <= '1'; - s_validin <= '1'; - s_datain <= c_variable_key_known_answers(index); - if(index /= 0) then - if(index = 7 or index = 14 or index = 21 or index = 28 or index = 35 or - index = 42 or index = 49) then - s_key <= "00" & s_key(0 to 61); - else - s_key <= '0' & s_key(0 to 62); - end if; - end if; - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - s_mode <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- Permutation operation known answer test - for index in c_permutation_operation_known_answers_keys'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_mode <= '1'; - s_start <= '1'; - s_validin <= '1'; - s_datain <= c_permutation_operation_known_answers_cipher(index); - s_key <= c_permutation_operation_known_answers_keys(index); - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - s_mode <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- Substitution table known answer test - for index in c_substitution_table_test_keys'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - s_mode <= '1'; - s_start <= '1'; - s_validin <= '1'; - s_key <= c_substitution_table_test_keys(index); - s_datain <= c_substitution_table_test_cipher(index); - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - s_mode <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait for 1 us; - -- cbc known answer test - for index in c_substitution_table_test_keys'range loop - wait until rising_edge(s_clk) and s_ready = '1'; - if(index = 0) then - s_mode <= '1'; - s_start <= '1'; - s_key <= x"5555555555555555"; - s_iv <= x"DEADBEEFDEADBEEF"; - end if; - s_validin <= '1'; - s_datain <= s_cbc_answers(index); - wait until rising_edge(s_clk); - s_validin <= '0'; - s_start <= '0'; - s_mode <= '0'; - end loop; - wait until rising_edge(s_clk); - s_start <= '0'; - s_mode <= '0'; - s_validin <= '0'; - s_iv <= (others => '0'); - s_key <= (others => '0'); - s_datain <= (others => '0'); - wait; - end process teststimuliP; - - - testcheckerP : process is - variable v_plaintext : std_logic_vector(0 to 63) := x"8000000000000000"; - begin - report "# ENCRYPTION TESTS"; - report "# Variable plaintext known answer test"; - for index in c_variable_plaintext_known_answers'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = c_variable_plaintext_known_answers(index)) - report "encryption error" - severity error; - end loop; - report "# Inverse permutation known answer test"; - for index in c_variable_plaintext_known_answers'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = v_plaintext) - report "encryption error" - severity error; - v_plaintext := '0' & v_plaintext(0 to 62); - end loop; - report "# Variable key known answer test"; - for index in c_variable_key_known_answers'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = c_variable_key_known_answers(index)) - report "encryption error" - severity error; - end loop; - report "# Permutation operation known answer test"; - for index in c_permutation_operation_known_answers_cipher'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = c_permutation_operation_known_answers_cipher(index)) - report "encryption error" - severity error; - end loop; - report "# Substitution table known answer test"; - for index in c_substitution_table_test_cipher'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = c_substitution_table_test_cipher(index)) - report "encryption error" - severity error; - end loop; - for index in c_substitution_table_test_cipher'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - s_cbc_answers(index) <= s_dataout; - end loop; - report "# DECRYPTION TESTS"; - report "# Variable ciphertext known answer test"; - v_plaintext := x"8000000000000000"; - for index in c_variable_plaintext_known_answers'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = v_plaintext) - report "decryption error" - severity error; - v_plaintext := '0' & v_plaintext(0 to 62); - end loop; - report "# Initial permutation known answer test"; - for index in c_variable_plaintext_known_answers'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = c_variable_plaintext_known_answers(index)) - report "decryption error" - severity error; - end loop; - report "# Variable key known answer test"; - for index in c_variable_key_known_answers'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = x"0000000000000000") - report "decryption error" - severity error; - end loop; - report "# Permutation operation known answer test"; - for index in c_permutation_operation_known_answers_keys'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = x"0000000000000000") - report "decryption error" - severity error; - end loop; - report "# Substitution table known answer test"; - for index in c_substitution_table_test_cipher'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = c_substitution_table_test_plain(index)) - report "decryption error" - severity error; - end loop; - report "# cbc known answer test"; - for index in c_substitution_table_test_cipher'range loop - wait until rising_edge(s_clk) and s_validout = '1'; - assert (s_dataout = c_substitution_table_test_plain(index)) - report "decryption error" - severity error; - end loop; - report "# Successfully passed all tests"; - wait; - end process testcheckerP; - - - i_cbcdes : cbcdes - port map ( - reset_i => s_reset, - clk_i => s_clk, - start_i => s_start, - mode_i => s_mode, - key_i => s_key, - iv_i => s_iv, - data_i => s_datain, - valid_i => s_validin, - ready_o => s_ready, - data_o => s_dataout, - valid_o => s_validout - ); - - -end architecture rtl;