1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include <string.h>
6
7#include "net/http/des.h"
8#include "testing/gtest/include/gtest/gtest.h"
9
10namespace net {
11
12// This test vector comes from the NSS FIPS power-up self-test.
13TEST(DESTest, KnownAnswerTest1) {
14  // DES known key (56-bits).
15  static const uint8 des_known_key[] = "ANSI DES";
16
17  // DES known plaintext (64-bits).
18  static const uint8 des_ecb_known_plaintext[] = "Netscape";
19
20  // DES known ciphertext (64-bits).
21  static const uint8 des_ecb_known_ciphertext[] = {
22    0x26, 0x14, 0xe9, 0xc3, 0x28, 0x80, 0x50, 0xb0
23  };
24
25  uint8 ciphertext[8];
26  memset(ciphertext, 0xaf, sizeof(ciphertext));
27
28  DESEncrypt(des_known_key, des_ecb_known_plaintext, ciphertext);
29  EXPECT_EQ(0, memcmp(ciphertext, des_ecb_known_ciphertext, 8));
30}
31
32// This test vector comes from NIST Special Publication 800-17, Modes of
33// Operation Validation System (MOVS): Requirements and Procedures, Appendix
34// A, page 124.
35TEST(DESTest, KnownAnswerTest2) {
36  static const uint8 key[] = {
37    0x10, 0x31, 0x6e, 0x02, 0x8c, 0x8f, 0x3b, 0x4a
38  };
39  static const uint8 plaintext[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
40  static const uint8 known_ciphertext[] = {
41    0x82, 0xdc, 0xba, 0xfb, 0xde, 0xab, 0x66, 0x02
42  };
43  uint8 ciphertext[8];
44  memset(ciphertext, 0xaf, sizeof(ciphertext));
45
46  DESEncrypt(key, plaintext, ciphertext);
47  EXPECT_EQ(0, memcmp(ciphertext, known_ciphertext, 8));
48}
49
50}  // namespace net
51