| // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <string> |
| |
| #include "base/hmac.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| static const int kDigestSize = 20; |
| |
| TEST(HMACTest, HmacSafeBrowsingResponseTest) { |
| const int kKeySize = 16; |
| |
| // Client key. |
| const unsigned char kClientKey[kKeySize] = |
| { 0xbf, 0xf6, 0x83, 0x4b, 0x3e, 0xa3, 0x23, 0xdd, |
| 0x96, 0x78, 0x70, 0x8e, 0xa1, 0x9d, 0x3b, 0x40 }; |
| |
| // Expected HMAC result using kMessage and kClientKey. |
| const unsigned char kReceivedHmac[kDigestSize] = |
| { 0xb9, 0x3c, 0xd6, 0xf0, 0x49, 0x47, 0xe2, 0x52, |
| 0x59, 0x7a, 0xbd, 0x1f, 0x2b, 0x4c, 0x83, 0xad, |
| 0x86, 0xd2, 0x48, 0x85 }; |
| |
| const char kMessage[] = |
| "n:1896\ni:goog-malware-shavar\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shav" |
| "ar_s_445-450\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_s_439-444\nu:s" |
| ".ytimg.com/safebrowsing/rd/goog-malware-shavar_s_437\nu:s.ytimg.com/safebrowsi" |
| "ng/rd/goog-malware-shavar_s_436\nu:s.ytimg.com/safebrowsing/rd/goog-malware-sh" |
| "avar_s_433-435\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_s_431\nu:s.y" |
| "timg.com/safebrowsing/rd/goog-malware-shavar_s_430\nu:s.ytimg.com/safebrowsing" |
| "/rd/goog-malware-shavar_s_429\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shav" |
| "ar_s_428\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_s_426\nu:s.ytimg.c" |
| "om/safebrowsing/rd/goog-malware-shavar_s_424\nu:s.ytimg.com/safebrowsing/rd/go" |
| "og-malware-shavar_s_423\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_s_4" |
| "22\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_s_420\nu:s.ytimg.com/saf" |
| "ebrowsing/rd/goog-malware-shavar_s_419\nu:s.ytimg.com/safebrowsing/rd/goog-mal" |
| "ware-shavar_s_414\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_s_409-411" |
| "\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_s_405\nu:s.ytimg.com/safeb" |
| "rowsing/rd/goog-malware-shavar_s_404\nu:s.ytimg.com/safebrowsing/rd/goog-malwa" |
| "re-shavar_s_402\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_s_401\nu:s." |
| "ytimg.com/safebrowsing/rd/goog-malware-shavar_a_973-978\nu:s.ytimg.com/safebro" |
| "wsing/rd/goog-malware-shavar_a_937-972\nu:s.ytimg.com/safebrowsing/rd/goog-mal" |
| "ware-shavar_a_931-936\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_a_925" |
| "-930\nu:s.ytimg.com/safebrowsing/rd/goog-malware-shavar_a_919-924\ni:goog-phis" |
| "h-shavar\nu:s.ytimg.com/safebrowsing/rd/goog-phish-shavar_a_2633\nu:s.ytimg.co" |
| "m/safebrowsing/rd/goog-phish-shavar_a_2632\nu:s.ytimg.com/safebrowsing/rd/goog" |
| "-phish-shavar_a_2629-2631\nu:s.ytimg.com/safebrowsing/rd/goog-phish-shavar_a_2" |
| "626-2628\nu:s.ytimg.com/safebrowsing/rd/goog-phish-shavar_a_2625\n"; |
| |
| std::string message_data(kMessage); |
| |
| base::HMAC hmac(base::HMAC::SHA1, kClientKey, kKeySize); |
| unsigned char calculated_hmac[kDigestSize]; |
| |
| EXPECT_TRUE(hmac.Sign(message_data, calculated_hmac, kDigestSize)); |
| EXPECT_EQ(memcmp(kReceivedHmac, calculated_hmac, kDigestSize), 0); |
| } |
| |
| // Test cases from RFC 2202 section 3 |
| TEST(HMACTest, RFC2202TestCases) { |
| const struct { |
| const char *key; |
| const int key_len; |
| const char *data; |
| const int data_len; |
| const char *digest; |
| } cases[] = { |
| { "\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B" |
| "\x0B\x0B\x0B\x0B", 20, |
| "Hi There", 8, |
| "\xB6\x17\x31\x86\x55\x05\x72\x64\xE2\x8B\xC0\xB6\xFB\x37\x8C\x8E" |
| "\xF1\x46\xBE\x00" }, |
| { "Jefe", 4, |
| "what do ya want for nothing?", 28, |
| "\xEF\xFC\xDF\x6A\xE5\xEB\x2F\xA2\xD2\x74\x16\xD5\xF1\x84\xDF\x9C" |
| "\x25\x9A\x7C\x79" }, |
| { "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA", 20, |
| "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" |
| "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" |
| "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" |
| "\xDD\xDD", 50, |
| "\x12\x5D\x73\x42\xB9\xAC\x11\xCD\x91\xA3\x9A\xF4\x8A\xA1\x7B\x4F" |
| "\x63\xF1\x75\xD3" }, |
| { "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F\x10" |
| "\x11\x12\x13\x14\x15\x16\x17\x18\x19", 25, |
| "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" |
| "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" |
| "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" |
| "\xCD\xCD", 50, |
| "\x4C\x90\x07\xF4\x02\x62\x50\xC6\xBC\x84\x14\xF9\xBF\x50\xC8\x6C" |
| "\x2D\x72\x35\xDA" }, |
| { "\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C" |
| "\x0C\x0C\x0C\x0C", 20, |
| "Test With Truncation", 20, |
| "\x4C\x1A\x03\x42\x4B\x55\xE0\x7F\xE7\xF2\x7B\xE1\xD5\x8B\xB9\x32" |
| "\x4A\x9A\x5A\x04" }, |
| { "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA", |
| 80, |
| "Test Using Larger Than Block-Size Key - Hash Key First", 54, |
| "\xAA\x4A\xE5\xE1\x52\x72\xD0\x0E\x95\x70\x56\x37\xCE\x8A\x3B\x55" |
| "\xED\x40\x21\x12" }, |
| { "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA", |
| 80, |
| "Test Using Larger Than Block-Size Key and Larger " |
| "Than One Block-Size Data", 73, |
| "\xE8\xE9\x9D\x0F\x45\x23\x7D\x78\x6D\x6B\xBA\xA7\x96\x5C\x78\x08" |
| "\xBB\xFF\x1A\x91" } |
| }; |
| |
| for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) { |
| base::HMAC hmac(base::HMAC::SHA1, |
| reinterpret_cast<const unsigned char*>(cases[i].key), |
| cases[i].key_len); |
| std::string data_string(cases[i].data, cases[i].data_len); |
| unsigned char digest[kDigestSize]; |
| EXPECT_TRUE(hmac.Sign(data_string, digest, kDigestSize)); |
| EXPECT_EQ(memcmp(cases[i].digest, digest, kDigestSize), 0); |
| } |
| } |
| |
| TEST(HMACTest, HMACObjectReuse) { |
| const char *key = |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" |
| "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA"; |
| const int key_len = 80; |
| |
| const struct { |
| const char *data; |
| const int data_len; |
| const char *digest; |
| } cases[] = { |
| { "Test Using Larger Than Block-Size Key - Hash Key First", 54, |
| "\xAA\x4A\xE5\xE1\x52\x72\xD0\x0E\x95\x70\x56\x37\xCE\x8A\x3B\x55" |
| "\xED\x40\x21\x12" }, |
| { "Test Using Larger Than Block-Size Key and Larger " |
| "Than One Block-Size Data", 73, |
| "\xE8\xE9\x9D\x0F\x45\x23\x7D\x78\x6D\x6B\xBA\xA7\x96\x5C\x78\x08" |
| "\xBB\xFF\x1A\x91" } |
| }; |
| |
| base::HMAC hmac(base::HMAC::SHA1, |
| reinterpret_cast<const unsigned char*>(key), key_len); |
| for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) { |
| std::string data_string(cases[i].data, cases[i].data_len); |
| unsigned char digest[kDigestSize]; |
| EXPECT_TRUE(hmac.Sign(data_string, digest, kDigestSize)); |
| EXPECT_EQ(memcmp(cases[i].digest, digest, kDigestSize), 0); |
| } |
| } |