From d560b7c442c950a59cea691d90abdd42a35b9bf1 Mon Sep 17 00:00:00 2001 From: Gaetan Leplus Date: Thu, 4 Jul 2019 14:01:34 +0200 Subject: Remplacement de la version vhdltbc par la version optimisée et corrigée MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/add_vhdltbc/encryptdecrypt/inner_sbox_b.vhd | 51 ------------------------- 1 file changed, 51 deletions(-) delete mode 100644 src/add_vhdltbc/encryptdecrypt/inner_sbox_b.vhd (limited to 'src/add_vhdltbc/encryptdecrypt/inner_sbox_b.vhd') diff --git a/src/add_vhdltbc/encryptdecrypt/inner_sbox_b.vhd b/src/add_vhdltbc/encryptdecrypt/inner_sbox_b.vhd deleted file mode 100644 index 11c3e61..0000000 --- a/src/add_vhdltbc/encryptdecrypt/inner_sbox_b.vhd +++ /dev/null @@ -1,51 +0,0 @@ --- Implementation of the Lilliput-TBC tweakable block cipher by the --- Lilliput-AE team, hereby denoted as "the implementer". --- --- For more information, feedback or questions, refer to our website: --- https://paclido.fr/lilliput-ae --- --- To the extent possible under law, the implementer has waived all copyright --- and related or neighboring rights to the source code in this file. --- http://creativecommons.org/publicdomain/zero/1.0/ - -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; - -- cgit v1.2.3