From ec7e5a5fca16bc8e16ca6ba4734f4ba1f1612cff Mon Sep 17 00:00:00 2001 From: Kévin Le Gouguec Date: Tue, 26 Mar 2019 15:04:31 +0100 Subject: [implem-vhdl] Factorisation du code --- .../Encrypt/lilliputtbcii192v1/chiffrement.vhd | 127 --------------------- 1 file changed, 127 deletions(-) delete mode 100644 implementations/vhdl/Encrypt/lilliputtbcii192v1/chiffrement.vhd (limited to 'implementations/vhdl/Encrypt/lilliputtbcii192v1/chiffrement.vhd') diff --git a/implementations/vhdl/Encrypt/lilliputtbcii192v1/chiffrement.vhd b/implementations/vhdl/Encrypt/lilliputtbcii192v1/chiffrement.vhd deleted file mode 100644 index 1274032..0000000 --- a/implementations/vhdl/Encrypt/lilliputtbcii192v1/chiffrement.vhd +++ /dev/null @@ -1,127 +0,0 @@ -library IEEE; -library work; -use IEEE.numeric_std.ALL; -use IEEE.STD_LOGIC_1164.ALL; -use work.crypt_pack.ALL; - -entity chiffrement is port ( - -chiffrement_i : in type_state; -permutation_i : in std_logic; -round_key_i : in type_key; -chiffrement_o : out type_state; -data_out_valid_i : in std_logic; -data_o : out bit128); - -end chiffrement; - -architecture chiffrement_arch of chiffrement is - -signal non_linear_s : type_state; -signal non_linear_s1 : type_state; -signal linear_s : type_state; -signal chiffrement_s : type_state; -signal permut_s : type_state; - -component sbox - port ( - sbox_i : in bit8; - sbox_o : out bit8 - ); -end component; - - -begin - -chiffrement_s <= chiffrement_i; - -non_linear_s1(0)(0)<= chiffrement_i(0)(0); -non_linear_s1(0)(1)<= chiffrement_i(0)(1); -non_linear_s1(0)(2)<= chiffrement_i(0)(2); -non_linear_s1(0)(3)<= chiffrement_i(0)(3); -non_linear_s1(1)(0)<= chiffrement_i(1)(0); -non_linear_s1(1)(1)<= chiffrement_i(1)(1); -non_linear_s1(1)(2)<= chiffrement_i(1)(2); -non_linear_s1(1)(3)<= chiffrement_i(1)(3); -non_linear_s(2)(0)<= chiffrement_i(1)(3) xor round_key_i(1)(3); -non_linear_s(2)(1)<= chiffrement_i(1)(2) xor round_key_i(1)(2); -non_linear_s(2)(2)<= chiffrement_i(1)(1) xor round_key_i(1)(1); -non_linear_s(2)(3)<= chiffrement_i(1)(0) xor round_key_i(1)(0); -non_linear_s(3)(0)<= chiffrement_i(0)(3) xor round_key_i(0)(3); -non_linear_s(3)(1)<= chiffrement_i(0)(2) xor round_key_i(0)(2); -non_linear_s(3)(2)<= chiffrement_i(0)(1) xor round_key_i(0)(1); -non_linear_s(3)(3)<= chiffrement_i(0)(0) xor round_key_i(0)(0); - - -boucle_ligne : for i in 2 to 3 generate - boucle_colonne : for j in 0 to 3 generate - sboxx: sbox port map( - sbox_i => non_linear_s(i)(j), - sbox_o => non_linear_s1(i)(j) - ); - end generate; - end generate; - -linear_s(0)(0)<= non_linear_s1(0)(0); -linear_s(0)(1)<= non_linear_s1(0)(1); -linear_s(0)(2)<= non_linear_s1(0)(2); -linear_s(0)(3)<= non_linear_s1(0)(3); -linear_s(1)(0)<= non_linear_s1(1)(0); -linear_s(1)(1)<= non_linear_s1(1)(1); -linear_s(1)(2)<= non_linear_s1(1)(2); -linear_s(1)(3)<= non_linear_s1(1)(3); -linear_s(2)(0)<= non_linear_s1(2)(0) xor chiffrement_s(2)(0); -linear_s(2)(1)<= non_linear_s1(2)(1) xor chiffrement_s(2)(1) xor chiffrement_s(1)(3); -linear_s(2)(2)<= non_linear_s1(2)(2) xor chiffrement_s(2)(2) xor chiffrement_s(1)(3); -linear_s(2)(3)<= non_linear_s1(2)(3) xor chiffrement_s(2)(3) xor chiffrement_s(1)(3); -linear_s(3)(0)<= non_linear_s1(3)(0) xor chiffrement_s(3)(0) xor chiffrement_s(1)(3); -linear_s(3)(1)<= non_linear_s1(3)(1) xor chiffrement_s(3)(1) xor chiffrement_s(1)(3); -linear_s(3)(2)<= non_linear_s1(3)(2) xor chiffrement_s(3)(2) xor chiffrement_s(1)(3); -linear_s(3)(3)<= non_linear_s1(3)(3) xor chiffrement_s(3)(3) xor non_linear_s1(0)(1) xor non_linear_s1(0)(2) xor non_linear_s1(0)(3) xor non_linear_s1(1)(0) xor non_linear_s1(1)(1) xor non_linear_s1(1)(2) xor non_linear_s1(1)(3) ; - - -permut_s(0)(0)<= linear_s(3)(2) when permutation_i='1' else linear_s(0)(0); -permut_s(0)(1)<= linear_s(2)(3) when permutation_i='1' else linear_s(0)(1); -permut_s(0)(2)<= linear_s(3)(0) when permutation_i='1' else linear_s(0)(2); -permut_s(0)(3)<= linear_s(2)(2) when permutation_i='1' else linear_s(0)(3); -permut_s(1)(0)<= linear_s(2)(0) when permutation_i='1' else linear_s(1)(0); -permut_s(1)(1)<= linear_s(2)(1) when permutation_i='1' else linear_s(1)(1); -permut_s(1)(2)<= linear_s(3)(1) when permutation_i='1' else linear_s(1)(2); -permut_s(1)(3)<= linear_s(3)(3) when permutation_i='1' else linear_s(1)(3); -permut_s(2)(0)<= linear_s(0)(3) when permutation_i='1' else linear_s(2)(0); -permut_s(2)(1)<= linear_s(0)(1) when permutation_i='1' else linear_s(2)(1); -permut_s(2)(2)<= linear_s(1)(0) when permutation_i='1' else linear_s(2)(2); -permut_s(2)(3)<= linear_s(1)(1) when permutation_i='1' else linear_s(2)(3); -permut_s(3)(0)<= linear_s(1)(2) when permutation_i='1' else linear_s(3)(0); -permut_s(3)(1)<= linear_s(0)(0) when permutation_i='1' else linear_s(3)(1); -permut_s(3)(2)<= linear_s(0)(2) when permutation_i='1' else linear_s(3)(2); -permut_s(3)(3)<= linear_s(1)(3) when permutation_i='1' else linear_s(3)(3); - - - - ---toute à la fin - row: for i in 0 to 3 generate --On considère uniquement les colonnes - col: for j in 0 to 3 generate - chiffrement_o(i)(j)<= permut_s(i)(j);-- when permutation_i='1' else X"0"; - end generate; - end generate; - - row1: for i in 0 to 3 generate --On considère uniquement les colonnes - col1: for j in 0 to 3 generate - data_o(7+(8*(4*i+j)) downto (8*(4*i+j))) <= permut_s(i)(j) when data_out_valid_i = '1' else X"00"; --on vérifie si data_out_valid est égale à 1 dans ce cas on convertie le type_state en bit 128 poour le faire sortir en data_o - end generate; - end generate; -end chiffrement_arch; - -configuration chiffrement_conf of chiffrement is - for chiffrement_arch - for boucle_ligne - for boucle_colonne - for all : sbox - use entity work.sbox( sbox_arch ); - end for; - end for; - end for; - end for; -end configuration chiffrement_conf ; -- cgit v1.2.3