| /* |
| * Copyright (C) 2005, 2010-2020 Free Software Foundation, Inc. |
| * Written by Simon Josefsson |
| * |
| * This program is free software: you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
| |
| #include <config.h> |
| |
| #include "arcfour.h" |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| int |
| main (int argc, char *argv[]) |
| { |
| arcfour_context ctx; |
| /* Test vector from Cryptlib via Libgcrypt labeled there: "from the |
| State/Commerce Department". */ |
| static char key_1[] = { 0x61, 0x8A, 0x63, 0xD2, 0xFB }; |
| static char plaintext_1[] = { 0xDC, 0xEE, 0x4C, 0xF9, 0x2C }; |
| static const char ciphertext_1[] = { 0xF1, 0x38, 0x29, 0xC9, 0xDE }; |
| char scratch[16]; |
| |
| arcfour_setkey (&ctx, key_1, sizeof (key_1)); |
| arcfour_stream (&ctx, plaintext_1, scratch, sizeof (plaintext_1)); |
| if (memcmp (scratch, ciphertext_1, sizeof (ciphertext_1))) |
| { |
| size_t i; |
| printf ("expected:\n"); |
| for (i = 0; i < 5; i++) |
| printf ("%02x ", scratch[i] & 0xFF); |
| printf ("\ncomputed:\n"); |
| for (i = 0; i < 5; i++) |
| printf ("%02x ", ciphertext_1[i] & 0xFF); |
| printf ("\n"); |
| return 1; |
| } |
| |
| /* decrypt */ |
| |
| arcfour_setkey (&ctx, key_1, sizeof (key_1)); |
| arcfour_stream (&ctx, scratch, scratch, sizeof (plaintext_1)); |
| if (memcmp (scratch, plaintext_1, sizeof (plaintext_1))) |
| { |
| size_t i; |
| printf ("expected:\n"); |
| for (i = 0; i < 5; i++) |
| printf ("%02x ", plaintext_1[i] & 0xFF); |
| printf ("\ncomputed:\n"); |
| for (i = 0; i < 5; i++) |
| printf ("%02x ", scratch[i] & 0xFF); |
| printf ("\n"); |
| return 1; |
| } |
| |
| |
| return 0; |
| } |