From 1804b12b968585d4d1adc0e9f39903b9d943c670 Mon Sep 17 00:00:00 2001 From: Kévin Le Gouguec Date: Tue, 26 Mar 2019 14:36:07 +0100 Subject: [implem-vhdl] Ajout des sources de Gaëtan MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../lilliputtbcii256v1/key_schedule.vhd | 100 +++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 implementations/vhdl/Encrypt_Decypt/lilliputtbcii256v1/key_schedule.vhd (limited to 'implementations/vhdl/Encrypt_Decypt/lilliputtbcii256v1/key_schedule.vhd') diff --git a/implementations/vhdl/Encrypt_Decypt/lilliputtbcii256v1/key_schedule.vhd b/implementations/vhdl/Encrypt_Decypt/lilliputtbcii256v1/key_schedule.vhd new file mode 100644 index 0000000..a76df3c --- /dev/null +++ b/implementations/vhdl/Encrypt_Decypt/lilliputtbcii256v1/key_schedule.vhd @@ -0,0 +1,100 @@ +library IEEE; +library work; +use IEEE.numeric_std.ALL; +use IEEE.STD_LOGIC_1164.ALL; +use work.crypt_pack.ALL; + + +entity key_schedule_liliput is port +( + key_i : in type_tweak_key_array; + round_number : in std_logic_vector(7 downto 0); + invert_i : in std_logic; + key_o : out type_tweak_key_array; + round_key_o : out type_key +); +end key_schedule_liliput; + +architecture key_schedule_liliput_arch of key_schedule_liliput is + +component multiplications port( + mularray_i : in type_tweak_key_array; + mularray_o : out type_tweak_key_array +); +end component; + +component inv_multiplication port( + mularray_i : in type_tweak_key_array; + mularray_o : out type_tweak_key_array +); +end component; + +signal key_s : type_tweak_key_array; +signal key_s_inv : type_tweak_key_array; +signal round_key_s : type_key; + +begin + +multiplications_t : multiplications +port map ( + mularray_i => key_i, + mularray_o => key_s +); + +inv_multiplications_t : inv_multiplication +port map ( + mularray_i => key_i, + mularray_o => key_s_inv +); + +key_o<=key_s when invert_i = '0' else + key_s_inv; + +if_lane4: if LANE_NB=4 generate + col2: for j in 0 to 3 generate + round_key_s(0)(j) <= key_i(0)(j) xor key_i(1)(j) xor key_i(2)(j) xor key_i(3)(j) ; + round_key_s(1)(j) <= key_i(0)(j+4) xor key_i(1)(j+4) xor key_i(2)(j+4) xor key_i(3)(j+4); + end generate; +end generate; + +if_lane5: if LANE_NB=5 generate + col2: for j in 0 to 3 generate + round_key_s(0)(j) <= key_i(0)(j) xor key_i(1)(j) xor key_i(2)(j) xor key_i(3)(j) xor key_i(4)(j) ; + round_key_s(1)(j) <= key_i(0)(j+4) xor key_i(1)(j+4) xor key_i(2)(j+4) xor key_i(3)(j+4) xor key_i(4)(j+4); + end generate; +end generate; + +if_lane6: if LANE_NB=6 generate + col2: for j in 0 to 3 generate + round_key_s(0)(j) <= key_i(0)(j) xor key_i(1)(j) xor key_i(2)(j) xor key_i(3)(j) xor key_i(4)(j) xor key_i(5)(j) ; + round_key_s(1)(j) <= key_i(0)(j+4) xor key_i(1)(j+4) xor key_i(2)(j+4) xor key_i(3)(j+4) xor key_i(4)(j+4) xor key_i(5)(j+4); + end generate; +end generate; + +if_lane7: if LANE_NB=7 generate + col2: for j in 0 to 3 generate + round_key_s(0)(j) <= key_i(0)(j) xor key_i(1)(j) xor key_i(2)(j) xor key_i(3)(j) xor key_i(4)(j) xor key_i(5)(j) xor key_i(6)(j) ; + round_key_s(1)(j) <= key_i(0)(j+4) xor key_i(1)(j+4) xor key_i(2)(j+4) xor key_i(3)(j+4) xor key_i(4)(j+4) xor key_i(5)(j+4) xor key_i(6)(j+4); + end generate; +end generate; + + +row1: for j in 0 to 3 generate + round_key_o(0)(j)<= round_key_s(0)(j) xor round_number when j= 0 else --on XOR chaque element des matrices de multiplications a l'index 0 avec le numero de tour + round_key_s(0)(j); --on XOR chaque element des matrices de multiplications entre les index 1 et 3 + round_key_o(1)(j)<= round_key_s(1)(j); +end generate; + +end key_schedule_liliput_arch; + + +configuration key_schedule_liliput_conf of key_schedule_liliput is + for key_schedule_liliput_arch + for multiplications_t : multiplications + use entity work.multiplications(Behavioral); + end for; + for inv_multiplications_t : inv_multiplication + use entity work.inv_multiplication(inv_multiplication_arch); + end for; + end for; +end configuration key_schedule_liliput_conf ; -- cgit v1.2.3