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| author | Kévin Le Gouguec <kevin.legouguec@airbus.com> | 2019-03-26 15:04:31 +0100 |
|---|---|---|
| committer | Kévin Le Gouguec <kevin.legouguec@airbus.com> | 2019-03-26 15:44:53 +0100 |
| commit | a555bb68a86a8d57cd3cae3d5e3c14acfda6fd6d (patch) | |
| tree | 7a7485852756a76085c54bb7d863d5c726a480c9 /implementations/vhdl/Decrypt/lilliputtbci128v1/inner_sbox_b.vhd | |
| parent | 89a026b31fa8a65c756eed53cada41fab99d2edc (diff) | |
| download | lilliput-ae-implem-a555bb68a86a8d57cd3cae3d5e3c14acfda6fd6d.tar.xz | |
[implem-vhdl] Factorisation du code
Diffstat (limited to 'implementations/vhdl/Decrypt/lilliputtbci128v1/inner_sbox_b.vhd')
| -rw-r--r-- | implementations/vhdl/Decrypt/lilliputtbci128v1/inner_sbox_b.vhd | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/implementations/vhdl/Decrypt/lilliputtbci128v1/inner_sbox_b.vhd b/implementations/vhdl/Decrypt/lilliputtbci128v1/inner_sbox_b.vhd deleted file mode 100644 index 46f757e..0000000 --- a/implementations/vhdl/Decrypt/lilliputtbci128v1/inner_sbox_b.vhd +++ /dev/null @@ -1,41 +0,0 @@ -library IEEE; -library work; -use IEEE.std_logic_1164.all; - -entity inner_sbox_b is - port( - sbox_i : in std_logic_vector(3 downto 0); - sbox_o : out std_logic_vector(3 downto 0) - ); -end inner_sbox_b; - - -architecture inner_sbox_b_arch of inner_sbox_b is - -signal a,b,c,d,x,y,z,t :std_logic; -signal c1,d1 :std_logic; - -begin - -a <= sbox_i(3); -b <= sbox_i(2); -c <= sbox_i(1); -d <= sbox_i(0); - - -c1 <= c xor (a and d); -d1 <= b xor (d and c); - - -x <= d xor (a and d1); -y <= d1; -z <= a xor (c1 and d1); -t <= c1; - -sbox_o(3) <= x; -sbox_o(2) <= y; -sbox_o(1) <= z; -sbox_o(0) <= t; - -end; - |
