| // Copyright 2018 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 "net/third_party/quiche/src/quic/core/crypto/quic_hkdf.h" |
| |
| #include "net/third_party/quiche/src/quic/platform/api/quic_arraysize.h" |
| #include "net/third_party/quiche/src/quic/platform/api/quic_string.h" |
| #include "net/third_party/quiche/src/quic/platform/api/quic_test.h" |
| #include "net/third_party/quiche/src/quic/platform/api/quic_text_utils.h" |
| |
| namespace quic { |
| namespace test { |
| namespace { |
| |
| struct HKDFInput { |
| const char* key_hex; |
| const char* salt_hex; |
| const char* info_hex; |
| const char* output_hex; |
| }; |
| |
| // These test cases are taken from |
| // https://tools.ietf.org/html/rfc5869#appendix-A. |
| static const HKDFInput kHKDFInputs[] = { |
| { |
| "0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b", |
| "000102030405060708090a0b0c", |
| "f0f1f2f3f4f5f6f7f8f9", |
| "3cb25f25faacd57a90434f64d0362f2a2d2d0a90cf1a5a4c5db02d56ecc4c5bf340072" |
| "08d5" |
| "b887185865", |
| }, |
| { |
| "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f202122" |
| "2324" |
| "25262728292a2b2c2d2e2f303132333435363738393a3b3c3d3e3f4041424344454647" |
| "4849" |
| "4a4b4c4d4e4f", |
| "606162636465666768696a6b6c6d6e6f707172737475767778797a7b7c7d7e7f808182" |
| "8384" |
| "85868788898a8b8c8d8e8f909192939495969798999a9b9c9d9e9fa0a1a2a3a4a5a6a7" |
| "a8a9" |
| "aaabacadaeaf", |
| "b0b1b2b3b4b5b6b7b8b9babbbcbdbebfc0c1c2c3c4c5c6c7c8c9cacbcccdcecfd0d1d2" |
| "d3d4" |
| "d5d6d7d8d9dadbdcdddedfe0e1e2e3e4e5e6e7e8e9eaebecedeeeff0f1f2f3f4f5f6f7" |
| "f8f9" |
| "fafbfcfdfeff", |
| "b11e398dc80327a1c8e7f78c596a49344f012eda2d4efad8a050cc4c19afa97c59045a" |
| "99ca" |
| "c7827271cb41c65e590e09da3275600c2f09b8367793a9aca3db71cc30c58179ec3e87" |
| "c14c" |
| "01d5c1f3434f1d87", |
| }, |
| { |
| "0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b", |
| "", |
| "", |
| "8da4e775a563c18f715f802a063c5a31b8a11f5c5ee1879ec3454e5f3c738d2d9d2013" |
| "95fa" |
| "a4b61a96c8", |
| }, |
| }; |
| |
| class QuicHKDFTest : public QuicTest {}; |
| |
| TEST_F(QuicHKDFTest, HKDF) { |
| for (size_t i = 0; i < QUIC_ARRAYSIZE(kHKDFInputs); i++) { |
| const HKDFInput& test(kHKDFInputs[i]); |
| SCOPED_TRACE(i); |
| |
| const QuicString key = QuicTextUtils::HexDecode(test.key_hex); |
| const QuicString salt = QuicTextUtils::HexDecode(test.salt_hex); |
| const QuicString info = QuicTextUtils::HexDecode(test.info_hex); |
| const QuicString expected = QuicTextUtils::HexDecode(test.output_hex); |
| |
| // We set the key_length to the length of the expected output and then take |
| // the result from the first key, which is the client write key. |
| QuicHKDF hkdf(key, salt, info, expected.size(), 0, 0); |
| |
| ASSERT_EQ(expected.size(), hkdf.client_write_key().size()); |
| EXPECT_EQ(0, memcmp(expected.data(), hkdf.client_write_key().data(), |
| expected.size())); |
| } |
| } |
| |
| } // namespace |
| } // namespace test |
| } // namespace quic |