83 lines
2.5 KiB
Ada
83 lines
2.5 KiB
Ada
-- Copyright (C) 2015 Daniel Otte <bg@nerilex.org>
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--
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-- This program is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation, either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program. If not, see <http://www.gnu.org/licenses/>.
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with Ada.Text_IO; use Ada.Text_IO;
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-- with Ada.Integer_Text_IO; use Ada.Integer_Text_IO;
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with Crypto_Core_Types; use Crypto_Core_Types;
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with Crypto_Types; use Crypto_Types;
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with SHA2_512;
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use Crypto_Types.Crypto_Utils_u8;
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procedure Test_SHA512 is
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-- package u8_IO is new Crypto_Types.u8_Sequential_IO;
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procedure Print_Hex(value : in u8) is
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hex_table : constant array (0 .. 15) of Character :=
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( '0', '1', '2', '3',
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'4', '5', '6', '7',
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'8', '9', 'a', 'b',
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'c', 'd', 'e', 'f');
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begin
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Put(hex_table(Integer(Shift_Right(value, 4))));
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Put(hex_table(Integer(value and 16#F#)));
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end;
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procedure Print_Hex(value : in u8_Array) is
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begin
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for i in value'Range loop
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print_hex(value(i));
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Put(" ");
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end loop;
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end;
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procedure test_sha512(Data : in u8_Array; Bits : in Integer := -1) is
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Digest : Block_512_Bit;
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q : Integer := Bits;
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begin
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if q < 0 then
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q := Data'Length * 8;
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end if;
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Print_Hex(Data);
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Put(" (" & Integer'Image(q) & "): ");
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Sha2_512.Hash(Data, Digest, Bits);
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Print_Hex(Digest);
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New_Line;
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end test_sha512;
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procedure test_sha512(Msg : in String) is
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Data : u8_Array(1 .. Msg'Length);
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begin
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Put("""" & Msg & """: ");
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for i in data'Range loop
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Data(i) := u8(Character'Pos(Msg(Msg'First + i - Data'First)));
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end loop;
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test_sha512(Data);
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New_Line;
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end test_sha512;
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a : u8_Array(1 .. 12);
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begin
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Put_Line("SHA2_512.Context_T'Size: " & Integer'Image(SHA2_512.Context_T'Size / 8));
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test_sha512("");
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a(1) := 16#40#;
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test_sha512(a(1..1), 2);
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test_sha512("abc");
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test_sha512("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
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New_Line;
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end Test_SHA512;
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