From a555bb68a86a8d57cd3cae3d5e3c14acfda6fd6d 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 --- .../vhdl/Decrypt/lilliputtbcii192v1/sbox.vhd | 82 ---------------------- 1 file changed, 82 deletions(-) delete mode 100644 implementations/vhdl/Decrypt/lilliputtbcii192v1/sbox.vhd (limited to 'implementations/vhdl/Decrypt/lilliputtbcii192v1/sbox.vhd') diff --git a/implementations/vhdl/Decrypt/lilliputtbcii192v1/sbox.vhd b/implementations/vhdl/Decrypt/lilliputtbcii192v1/sbox.vhd deleted file mode 100644 index 7eee9d8..0000000 --- a/implementations/vhdl/Decrypt/lilliputtbcii192v1/sbox.vhd +++ /dev/null @@ -1,82 +0,0 @@ -library IEEE; -library work; -use IEEE.std_logic_1164.all; -use work.crypt_pack.all; - -entity sbox is - port( - sbox_i : in bit8; - sbox_o : out bit8 - ); -end sbox; - - - -architecture sbox_arch of sbox is - -component inner_sbox_a - port ( - sbox_i : in std_logic_vector(3 downto 0); - sbox_o : out std_logic_vector(3 downto 0) - ); -end component; - -component inner_sbox_b - port ( - sbox_i : in std_logic_vector(3 downto 0); - sbox_o : out std_logic_vector(3 downto 0) - ); -end component; - -component inner_sbox_c - port ( - sbox_i : in std_logic_vector(3 downto 0); - sbox_o : out std_logic_vector(3 downto 0) - ); -end component; - -signal a,a1,b,b1,c : std_logic_vector(3 downto 0); - -begin - -inner_sbox_a_t : inner_sbox_a -port map( - sbox_i => sbox_i(3 downto 0), - sbox_o => a -); - -a1 <= a xor sbox_i(7 downto 4); - -inner_sbox_b_t : inner_sbox_b -port map( - sbox_i => a1, - sbox_o => b -); - -b1 <= b xor sbox_i(3 downto 0); - -inner_sbox_c_t : inner_sbox_c -port map( - sbox_i => b1, - sbox_o => c -); - -sbox_o(7 downto 4) <= c xor a1; -sbox_o (3 downto 0) <= b1; - -end sbox_arch; - -configuration sbox_conf of sbox is - for sbox_arch - for inner_sbox_a_t : inner_sbox_a - use entity work.inner_sbox_a( inner_sbox_a_arch ); - end for; - for inner_sbox_b_t : inner_sbox_b - use entity work.inner_sbox_b( inner_sbox_b_arch ); - end for; - for inner_sbox_c_t : inner_sbox_c - use entity work.inner_sbox_c( inner_sbox_c_arch ); - end for; - end for; -end configuration sbox_conf ; - -- cgit v1.2.3