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      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 
     10 namespace net {
     11 
     12 // This test vector comes from the NSS FIPS power-up self-test.
     13 TEST(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.
     35 TEST(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