Merge branch 'fix-vhdltbc'

1 files changed, 70 insertions, 0 deletions

diff --git a/src/add_vhdltbc/crypt_pack.vhd b/src/add_vhdltbc/crypt_pack.vhd
new file mode 100644
index 0000000..6db4b68
--- /dev/null
+++ b/src/add_vhdltbc/crypt_pack.vhd
@@ -0,0 +1,70 @@
+-- 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;
+use work.const_pack.ALL;
+
+package crypt_pack is
+
+    subtype bit2 is std_logic_vector(1 downto 0);
+    subtype bit4 is std_logic_vector(3 downto 0);
+    subtype bit8 is std_logic_vector(7 downto 0);
+    subtype bit16 is std_logic_vector(15 downto 0);
+    subtype bit32 is std_logic_vector(31 downto 0);
+    subtype bit64 is std_logic_vector(63 downto 0);
+    subtype bit128 is std_logic_vector(127 downto 0);
+    subtype bit256 is std_logic_vector(255 downto 0);
+    subtype bit192 is std_logic_vector(191 downto 0);
+    subtype bit80 is std_logic_vector(79 downto 0);
+
+    subtype bit_nonce is std_logic_vector(NONCE_LEN-1 downto 0);
+    subtype bit_tag is std_logic_vector(TAG_LEN-1 downto 0);
+    subtype bit_data is std_logic_vector(DATA_LEN-1 downto 0);
+    subtype bit_tweak is std_logic_vector(TWEAK_LEN-1 downto 0);
+    subtype bit_key is std_logic_vector(KEY_LEN-1 downto 0);
+    subtype bit_tweak_key is std_logic_vector((TWEAK_LEN+KEY_LEN)-1 downto 0);
+    subtype bit_data_in is std_logic_vector(DATA_IN_LEN-1 downto 0);
+    subtype bit_tweak_in is std_logic_vector(TWEAK_IN_LEN-1 downto 0);
+    subtype bit_key_in is std_logic_vector(sw-1 downto 0);
+    subtype bit_data_out is std_logic_vector(DATA_OUT_LEN-1 downto 0);
+
+    type row_b8 is array(0 to 7) of bit8;
+
+    type row_state is array(0 to 3) of bit8;
+    type type_half_state is array(0 to 1) of row_state;
+    type type_state is array(0 to 3) of row_state;
+
+    type key_row_state is array(0 to 3) of bit8;
+    type type_key is array(0 to 1) of key_row_state;
+    type type_stored_key is array(0 to ROUND_NB-1) of type_key;
+
+
+    type type_output_vector is array(0 to DATA_LEN/w-1) of bit_data_out;
+
+    type type_tweak_key_row is array(0 to 7) of bit8;
+    type type_tweak_key_array is array(0 to ((TWEAK_LEN+KEY_LEN)/64)-1) of type_tweak_key_row;
+	 type type_key_array       is array(TWEAK_LEN/64 to ((TWEAK_LEN+KEY_LEN)/64)-1) of type_tweak_key_row;
+
+    type keyschedule_row_state is array(0 to 3) of bit8;
+    type type_keyschedule is array(0 to 3) of keyschedule_row_state;
+
+    constant Wdiv8          : integer := W/8;
+    constant ROUND          : integer := ROUND_NB;
+    constant INOUT_CYCLE_NB : integer := (KEY_LEN/sw)-1;
+    constant TWEAK_KEY_LEN  : integer := TWEAK_LEN+KEY_LEN-1;
+    constant LANE_NB        : integer := ((TWEAK_LEN+KEY_LEN)/64);
+	 constant LANE_Y_BEGIN_NB : integer := (TWEAK_LEN/64);
+    constant DATA_IN_LOOP   : integer := (DATA_LEN/DATA_IN_LEN)-1;
+    constant KEY_IN_LOOP    : integer := (KEY_LEN/sw)-1;
+    constant TWEAK_IN_LOOP  : integer := (TWEAK_LEN/TWEAK_IN_LEN)-1;
+    constant DATA_OUT_LOOP  : integer := (DATA_LEN/DATA_OUT_LEN)-1;
+end crypt_pack; 
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