diff options
Diffstat (limited to 'src/crypto/keccak/keccak_test.cc')
| -rw-r--r-- | src/crypto/keccak/keccak_test.cc | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/src/crypto/keccak/keccak_test.cc b/src/crypto/keccak/keccak_test.cc new file mode 100644 index 0000000..f0ac3d9 --- /dev/null +++ b/src/crypto/keccak/keccak_test.cc @@ -0,0 +1,289 @@ +/* Copyright (c) 2023, Google Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ + +#include <vector> + +#include <string.h> + +#include <gtest/gtest.h> + +#include <openssl/bytestring.h> + +#include "../test/file_test.h" +#include "../test/test_util.h" +#include "./internal.h" + + +static void KeccakFileTest(FileTest *t) { + std::vector<uint8_t> input, sha3_256_expected, sha3_512_expected, + shake128_expected, shake256_expected; + ASSERT_TRUE(t->GetBytes(&input, "Input")); + ASSERT_TRUE(t->GetBytes(&sha3_256_expected, "SHA3-256")); + ASSERT_TRUE(t->GetBytes(&sha3_512_expected, "SHA3-512")); + ASSERT_TRUE(t->GetBytes(&shake128_expected, "SHAKE-128")); + ASSERT_TRUE(t->GetBytes(&shake256_expected, "SHAKE-256")); + + uint8_t sha3_256_digest[32]; + BORINGSSL_keccak(sha3_256_digest, sizeof(sha3_256_digest), input.data(), + input.size(), boringssl_sha3_256); + uint8_t sha3_512_digest[64]; + BORINGSSL_keccak(sha3_512_digest, sizeof(sha3_512_digest), input.data(), + input.size(), boringssl_sha3_512); + uint8_t shake128_output[512]; + BORINGSSL_keccak(shake128_output, sizeof(shake128_output), input.data(), + input.size(), boringssl_shake128); + uint8_t shake256_output[512]; + BORINGSSL_keccak(shake256_output, sizeof(shake256_output), input.data(), + input.size(), boringssl_shake256); + + EXPECT_EQ(Bytes(sha3_256_expected), Bytes(sha3_256_digest)); + EXPECT_EQ(Bytes(sha3_512_expected), Bytes(sha3_512_digest)); + EXPECT_EQ(Bytes(shake128_expected), Bytes(shake128_output)); + EXPECT_EQ(Bytes(shake256_expected), Bytes(shake256_output)); + + struct BORINGSSL_keccak_st ctx; + + // Single-pass absorb/squeeze. + OPENSSL_memset(shake128_output, 0, sizeof(shake128_output)); + BORINGSSL_keccak_init(&ctx, boringssl_shake128); + BORINGSSL_keccak_absorb(&ctx, input.data(), input.size()); + BORINGSSL_keccak_squeeze(&ctx, shake128_output, sizeof(shake128_output)); + EXPECT_EQ(Bytes(shake128_expected), Bytes(shake128_output)); + + OPENSSL_memset(shake256_output, 0, sizeof(shake256_output)); + BORINGSSL_keccak_init(&ctx, boringssl_shake256); + BORINGSSL_keccak_absorb(&ctx, input.data(), input.size()); + BORINGSSL_keccak_squeeze(&ctx, shake256_output, sizeof(shake256_output)); + EXPECT_EQ(Bytes(shake256_expected), Bytes(shake256_output)); + + // Byte-by-byte absorb/squeeze. + OPENSSL_memset(shake128_output, 0, sizeof(shake128_output)); + BORINGSSL_keccak_init(&ctx, boringssl_shake128); + for (size_t i = 0; i < input.size(); i++) { + BORINGSSL_keccak_absorb(&ctx, &input[i], 1); + } + for (size_t i = 0; i < sizeof(shake128_output); i++) { + BORINGSSL_keccak_squeeze(&ctx, &shake128_output[i], 1); + } + EXPECT_EQ(Bytes(shake128_expected), Bytes(shake128_output)); + + OPENSSL_memset(shake256_output, 0, sizeof(shake256_output)); + BORINGSSL_keccak_init(&ctx, boringssl_shake256); + for (size_t i = 0; i < input.size(); i++) { + BORINGSSL_keccak_absorb(&ctx, &input[i], 1); + } + for (size_t i = 0; i < sizeof(shake256_output); i++) { + BORINGSSL_keccak_squeeze(&ctx, &shake256_output[i], 1); + } + EXPECT_EQ(Bytes(shake256_expected), Bytes(shake256_output)); +} + +TEST(KeccakTest, KeccakTestVectors) { + FileTestGTest("crypto/keccak/keccak_tests.txt", KeccakFileTest); +} + +TEST(KeccakTest, MultiPass) { + // Example from keccak_tests.txt with an input long enough to be interesting. + uint8_t input[500] = { + 0xd0, 0xee, 0x72, 0x13, 0xea, 0x0c, 0xd3, 0x4f, 0x99, 0xe8, 0x27, 0x8c, + 0x24, 0xb0, 0x06, 0x3d, 0x41, 0x6e, 0x64, 0xda, 0x5a, 0xee, 0x96, 0x39, + 0xa1, 0x81, 0x94, 0xe3, 0x95, 0x6b, 0x5f, 0xc8, 0x4e, 0xbb, 0x17, 0xf5, + 0x92, 0xc2, 0xef, 0x45, 0xf9, 0xec, 0x9b, 0x75, 0xc6, 0x48, 0xc8, 0x08, + 0xdc, 0x43, 0x69, 0xa7, 0x42, 0x15, 0xba, 0x89, 0x40, 0xd6, 0x40, 0xb3, + 0xd0, 0x02, 0xdf, 0xb5, 0xae, 0xd7, 0xc6, 0x38, 0x84, 0xba, 0x6e, 0x52, + 0x27, 0x8b, 0x65, 0x7f, 0x70, 0xde, 0x05, 0x10, 0xce, 0x88, 0x65, 0xfa, + 0xca, 0x55, 0x31, 0xd4, 0x22, 0xa8, 0x37, 0x49, 0x75, 0xad, 0xd8, 0xcf, + 0xa7, 0x9c, 0x05, 0x8a, 0x94, 0x2d, 0x55, 0xf3, 0x2d, 0xd7, 0x61, 0xda, + 0xec, 0xcf, 0xb8, 0xc5, 0x28, 0x61, 0x04, 0x5d, 0x4f, 0x69, 0xa9, 0x17, + 0x6b, 0x09, 0x09, 0xd9, 0x28, 0xef, 0x71, 0xf9, 0x1e, 0xb1, 0x81, 0x86, + 0x62, 0x00, 0xbf, 0x0f, 0xc3, 0x01, 0x7a, 0x98, 0x02, 0x44, 0x0a, 0x9b, + 0xdf, 0x78, 0xa2, 0x3a, 0x8d, 0x08, 0x69, 0x63, 0xaa, 0x9f, 0x3f, 0x33, + 0x11, 0x3b, 0xac, 0x5e, 0xcc, 0xd0, 0x8f, 0x4b, 0x2b, 0x34, 0xda, 0x4c, + 0x7a, 0x64, 0x61, 0xbd, 0x5c, 0x1f, 0x1b, 0x4e, 0x29, 0x33, 0x8d, 0x21, + 0x1b, 0x87, 0xfa, 0xda, 0x3f, 0x48, 0x6a, 0x13, 0x01, 0x74, 0x85, 0xdb, + 0x83, 0x39, 0x5f, 0x22, 0xd4, 0xf9, 0x2a, 0xca, 0x95, 0x34, 0x53, 0xdf, + 0x16, 0x5b, 0x0a, 0xbf, 0xef, 0x9b, 0xab, 0xad, 0xb1, 0x6e, 0xe7, 0x6a, + 0xc4, 0x68, 0x43, 0xd9, 0xc9, 0x76, 0xf8, 0x60, 0xe6, 0xff, 0xa9, 0x60, + 0xc3, 0x45, 0x11, 0x62, 0xf6, 0x48, 0x15, 0x47, 0x5b, 0x9c, 0x91, 0xf3, + 0xc9, 0x8c, 0x60, 0xc3, 0x3c, 0x6f, 0x03, 0x06, 0xa8, 0xc2, 0xc2, 0x30, + 0xaa, 0x69, 0x81, 0x20, 0x5d, 0x74, 0xfa, 0xcf, 0x69, 0xb2, 0x98, 0xb0, + 0xb9, 0x6e, 0x29, 0xa0, 0x24, 0xa9, 0xb2, 0xa4, 0x8c, 0xd5, 0xf3, 0xda, + 0x5a, 0x61, 0x71, 0x96, 0x9f, 0x9a, 0xdf, 0x4a, 0x79, 0x8f, 0x36, 0xeb, + 0xf6, 0x1f, 0x3e, 0x40, 0x18, 0xf8, 0x1f, 0xf9, 0x0f, 0xfd, 0x9c, 0xe2, + 0x6d, 0x63, 0x84, 0x28, 0xf7, 0xbe, 0x42, 0x49, 0xb6, 0xa2, 0x81, 0x48, + 0xe4, 0xc6, 0xe9, 0xd3, 0xd6, 0x1f, 0x68, 0xbe, 0x10, 0x3e, 0x6d, 0x43, + 0x0c, 0x15, 0x1a, 0x02, 0x50, 0xde, 0x13, 0x8b, 0x57, 0x70, 0x29, 0x3a, + 0x97, 0x7f, 0xa9, 0xbf, 0x5f, 0x52, 0x08, 0xb3, 0x8a, 0x9f, 0xf9, 0x9d, + 0x08, 0x36, 0x3b, 0x9d, 0xc9, 0xcc, 0x65, 0xf2, 0x66, 0xb9, 0x68, 0xcd, + 0xf7, 0x08, 0xfc, 0x31, 0x59, 0x8b, 0xaa, 0x3c, 0x10, 0xf3, 0xce, 0x7a, + 0x50, 0xb3, 0xb2, 0x0a, 0x35, 0xac, 0xb4, 0x24, 0xdc, 0xa4, 0x04, 0xcd, + 0xf9, 0x9f, 0xde, 0xbb, 0xa6, 0x0e, 0xe1, 0x9b, 0x76, 0xac, 0xa1, 0x24, + 0xbd, 0x90, 0xbe, 0xe9, 0xa4, 0xd5, 0x4e, 0xfa, 0x30, 0xb7, 0x14, 0x49, + 0x13, 0xc5, 0x2e, 0x84, 0x83, 0x76, 0x37, 0x93, 0x8f, 0x2d, 0x27, 0x13, + 0x51, 0x19, 0xef, 0x06, 0xd0, 0xdf, 0x74, 0x18, 0x0c, 0xa6, 0xd9, 0x9c, + 0xc1, 0xaa, 0xa6, 0x65, 0x4e, 0x93, 0xf5, 0x4f, 0x9e, 0x92, 0xd1, 0x2e, + 0x18, 0xa0, 0x47, 0xf3, 0x0f, 0xe5, 0x31, 0x9f, 0xfa, 0xcc, 0x1d, 0x46, + 0xe5, 0xcb, 0xcc, 0x56, 0x53, 0xab, 0x24, 0xfa, 0xc1, 0xc2, 0x34, 0x2e, + 0x89, 0x81, 0xf9, 0x7f, 0x44, 0x83, 0x5e, 0xda, 0x88, 0x01, 0x52, 0x6b, + 0x2d, 0x7d, 0x1b, 0x9c, 0x15, 0x98, 0x40, 0x87, 0x46, 0x7b, 0x6c, 0x39, + 0x1e, 0xb0, 0xac, 0xaf, 0x98, 0xda, 0x31, 0x1d, + }; + uint8_t shake128_expected[512] = { + 0x40, 0x2e, 0x49, 0x68, 0xee, 0x3f, 0x9a, 0x3e, 0xfc, 0x60, 0x02, 0x65, + 0x2c, 0xee, 0x0f, 0xa9, 0x0e, 0xd2, 0x1f, 0x76, 0xce, 0xd9, 0xbb, 0x5f, + 0xda, 0xa6, 0x9a, 0x65, 0x4b, 0xa0, 0x9f, 0x56, 0x4a, 0xb7, 0x92, 0x7c, + 0xa7, 0x7b, 0x48, 0x88, 0xbe, 0xf3, 0x12, 0xbd, 0xb8, 0xf9, 0xa6, 0x89, + 0x23, 0x50, 0xf5, 0x94, 0xc8, 0x1a, 0xde, 0x8d, 0x90, 0xd3, 0x00, 0x0a, + 0x45, 0xe6, 0x60, 0x4e, 0x3b, 0xaf, 0xd7, 0x23, 0x2b, 0xdc, 0x48, 0x20, + 0x3e, 0xe1, 0x31, 0xf8, 0x09, 0x22, 0xdf, 0xed, 0x86, 0x38, 0x80, 0xf7, + 0x4d, 0x0d, 0x18, 0x0b, 0xb4, 0x1f, 0x3a, 0xb3, 0xd4, 0x92, 0x5a, 0x53, + 0xc0, 0x2b, 0xbf, 0x11, 0x8b, 0x07, 0xb4, 0xe0, 0x3d, 0x88, 0x10, 0xff, + 0x0f, 0x69, 0x5e, 0x7f, 0x0f, 0x27, 0x59, 0x5d, 0xf7, 0xb7, 0x9d, 0x4d, + 0x7e, 0xca, 0x27, 0xda, 0x5d, 0xe3, 0xc2, 0x72, 0x3b, 0x95, 0xf3, 0x24, + 0xbe, 0xac, 0x86, 0x3d, 0x0d, 0x65, 0x32, 0x44, 0x3a, 0x29, 0xc9, 0x77, + 0xcd, 0x52, 0x9b, 0x57, 0xf9, 0xc2, 0xf9, 0x10, 0xbe, 0x6a, 0x60, 0x48, + 0x93, 0x23, 0x7f, 0xd8, 0x3b, 0xed, 0x46, 0xdb, 0xbd, 0xa4, 0xcd, 0x72, + 0x11, 0x2f, 0xab, 0xa1, 0x14, 0x41, 0xb0, 0x47, 0x01, 0x9d, 0x7d, 0x7a, + 0xfe, 0x18, 0xac, 0x2a, 0x90, 0xc8, 0xb1, 0x5f, 0xe7, 0xf0, 0x7d, 0xb0, + 0xff, 0xbe, 0xca, 0xdb, 0x06, 0x20, 0x76, 0xb4, 0xd9, 0x0b, 0x1f, 0x02, + 0x5b, 0x9c, 0x2c, 0x45, 0x83, 0x5e, 0x64, 0x25, 0x29, 0xf2, 0x08, 0xd6, + 0xd4, 0x4f, 0x04, 0xb7, 0xd6, 0x04, 0xdf, 0x49, 0x53, 0x0d, 0x9c, 0x80, + 0xa5, 0xdf, 0x30, 0x6b, 0xfb, 0x55, 0x3d, 0x07, 0x89, 0xed, 0x83, 0x16, + 0x12, 0x54, 0x46, 0x47, 0xcd, 0x47, 0x44, 0x56, 0x78, 0xd3, 0x91, 0xd5, + 0x0a, 0xab, 0xce, 0x70, 0x0d, 0x18, 0xa1, 0x4c, 0xdf, 0x78, 0x42, 0x7d, + 0x54, 0x58, 0x40, 0xe9, 0xad, 0x70, 0x45, 0x28, 0x6b, 0x62, 0xeb, 0x51, + 0xec, 0x49, 0xe3, 0xb1, 0x00, 0x49, 0x9d, 0xa6, 0x50, 0xb0, 0x92, 0xe2, + 0x9a, 0xaf, 0x5c, 0xfd, 0x6d, 0x62, 0x89, 0xda, 0x9d, 0x49, 0x14, 0xd5, + 0x34, 0xaa, 0x41, 0x26, 0xaf, 0x72, 0x8d, 0xa9, 0xb6, 0xf5, 0x79, 0xa0, + 0x36, 0x0e, 0x57, 0xf5, 0xb9, 0xe3, 0x7c, 0xdc, 0x9c, 0xfc, 0x8a, 0x69, + 0x6a, 0x9c, 0x2a, 0xd9, 0xfd, 0xc3, 0x34, 0xe7, 0x99, 0x70, 0xaf, 0x8d, + 0x65, 0x51, 0x19, 0xf9, 0xae, 0x86, 0xd4, 0x0a, 0x5f, 0x47, 0xe9, 0xbf, + 0x1d, 0x05, 0x9e, 0xa3, 0x29, 0x97, 0x3a, 0x43, 0x14, 0x2e, 0xa3, 0x48, + 0x1e, 0x40, 0xc6, 0xf6, 0x7f, 0x8a, 0x26, 0xed, 0x9b, 0x27, 0x98, 0x2d, + 0x27, 0xa5, 0x61, 0xd9, 0xf6, 0xa6, 0x13, 0x55, 0xd8, 0xb4, 0x73, 0x5e, + 0xcf, 0x7b, 0x08, 0x85, 0x74, 0x82, 0x42, 0x11, 0x0f, 0x01, 0xcc, 0xc3, + 0x2a, 0xda, 0x45, 0x47, 0x84, 0x87, 0xa2, 0xa5, 0x41, 0xc0, 0xe1, 0x87, + 0xc5, 0xee, 0x1d, 0xd2, 0x57, 0xbc, 0x7c, 0x81, 0x02, 0x42, 0xb7, 0xf6, + 0x3a, 0x3a, 0xb1, 0x4e, 0xe7, 0xc4, 0x57, 0xd3, 0xbf, 0x6d, 0xef, 0x86, + 0x90, 0x46, 0xbf, 0x4b, 0x82, 0xe9, 0x9f, 0x5b, 0x40, 0x62, 0xa9, 0x9c, + 0x11, 0xfc, 0xd7, 0x79, 0x39, 0xf6, 0x2a, 0x44, 0xe8, 0x3d, 0x0b, 0x7a, + 0x19, 0xeb, 0x92, 0x87, 0xd5, 0x5d, 0xcd, 0x35, 0xfe, 0x89, 0xb8, 0x25, + 0x84, 0xf0, 0xfc, 0xfc, 0x47, 0x0e, 0xdc, 0xb7, 0x5f, 0xf8, 0xe8, 0x8b, + 0x13, 0xa7, 0x14, 0x53, 0xcf, 0xd4, 0xeb, 0x25, 0x9f, 0x9e, 0x0d, 0x04, + 0x61, 0xae, 0x9a, 0x44, 0x0e, 0x67, 0x85, 0x90, 0xed, 0x0e, 0x2a, 0x5f, + 0x4c, 0xd9, 0xd7, 0xbe, 0x94, 0x61, 0x64, 0xdc, + }; + uint8_t shake256_expected[512] = { + 0x6b, 0x70, 0x1d, 0x95, 0xb4, 0x8d, 0xa5, 0x89, 0xea, 0xde, 0x36, 0xf6, + 0x21, 0xfd, 0x24, 0x9b, 0x85, 0x9c, 0x71, 0x25, 0xd2, 0x63, 0x30, 0xbe, + 0x02, 0xee, 0xab, 0xb5, 0x7e, 0x13, 0x92, 0x34, 0x27, 0x5f, 0x78, 0x05, + 0x86, 0x5d, 0x1c, 0x74, 0xd3, 0xb5, 0x22, 0x79, 0x16, 0x80, 0xab, 0x29, + 0x71, 0xa7, 0x28, 0x52, 0xc8, 0xf0, 0x24, 0x6e, 0xf2, 0xa4, 0x15, 0x7a, + 0xee, 0x78, 0xba, 0x5d, 0x75, 0x58, 0x6c, 0x31, 0x49, 0xde, 0x32, 0x29, + 0xbf, 0xb3, 0x21, 0xf6, 0xb8, 0xbd, 0x0a, 0xc7, 0x64, 0x1b, 0x15, 0x92, + 0x21, 0x02, 0x7b, 0x51, 0xd3, 0xb3, 0x8a, 0x57, 0x3a, 0xfa, 0xa9, 0x0e, + 0x79, 0xf4, 0xb7, 0xcc, 0x0a, 0xec, 0x99, 0x81, 0x6c, 0x78, 0x61, 0xa9, + 0x7b, 0x6f, 0xb5, 0x45, 0xa2, 0xa6, 0xc0, 0x12, 0xce, 0x0b, 0x95, 0x58, + 0x0f, 0x25, 0x0a, 0xb3, 0x39, 0x87, 0x14, 0xb8, 0x8c, 0x2a, 0xfb, 0x87, + 0x91, 0x6a, 0x09, 0x6e, 0x6d, 0x1a, 0xd6, 0xc3, 0x99, 0xab, 0xd3, 0x2d, + 0x4a, 0xb2, 0x2b, 0x22, 0xb9, 0x5a, 0x70, 0x1e, 0x93, 0xd7, 0x91, 0x7f, + 0xbd, 0x16, 0xe9, 0x43, 0x1e, 0xd3, 0x68, 0x44, 0x60, 0x4f, 0xe0, 0xc3, + 0x6a, 0xa9, 0xd1, 0x05, 0xd8, 0x1b, 0xfa, 0xb8, 0xea, 0x7b, 0xcf, 0x82, + 0xb1, 0x2c, 0x42, 0x0c, 0x17, 0x6e, 0x96, 0xd6, 0xe5, 0xd0, 0xbd, 0x1d, + 0x7f, 0x66, 0x36, 0x31, 0x48, 0x44, 0x60, 0x5d, 0x0d, 0x69, 0x00, 0x23, + 0xe4, 0xcc, 0x72, 0x84, 0x09, 0xd2, 0xd3, 0x4f, 0x47, 0x63, 0xcb, 0xc3, + 0x19, 0x50, 0xaa, 0x57, 0x69, 0xbf, 0x5a, 0x08, 0x65, 0xf8, 0xe1, 0xbd, + 0xe0, 0xeb, 0xed, 0x59, 0x6e, 0xb9, 0xee, 0x8c, 0x58, 0xe4, 0x0a, 0x43, + 0xcc, 0x38, 0x39, 0x1f, 0x28, 0xad, 0xab, 0x3a, 0x5c, 0xae, 0x5c, 0x6b, + 0x23, 0xd0, 0x19, 0x49, 0x81, 0xa8, 0x97, 0x8c, 0x59, 0x17, 0xb3, 0x84, + 0x11, 0x77, 0xff, 0x33, 0x19, 0xb6, 0xa9, 0xa9, 0xa4, 0x8c, 0x2f, 0x0f, + 0xb9, 0xb3, 0x12, 0xa3, 0x0f, 0x89, 0x84, 0xd4, 0xc4, 0x9f, 0xeb, 0x27, + 0xa6, 0x61, 0x34, 0x9a, 0x2a, 0x2c, 0xc5, 0x3f, 0x45, 0xcc, 0xe6, 0xad, + 0x2f, 0xa3, 0x16, 0x7b, 0x42, 0xda, 0x34, 0xae, 0xa8, 0x58, 0xc1, 0xe3, + 0xf9, 0xd5, 0xef, 0xfc, 0x64, 0xbc, 0xb6, 0xad, 0x6a, 0x71, 0x17, 0x09, + 0x21, 0x06, 0x80, 0x6a, 0x19, 0xb6, 0x0a, 0x1b, 0xb9, 0xe0, 0xf5, 0x43, + 0x87, 0xe4, 0x84, 0x7e, 0x5f, 0x09, 0xde, 0x97, 0x31, 0xdc, 0x9f, 0xe8, + 0xd8, 0xdc, 0x1d, 0x6b, 0x01, 0xfa, 0x1e, 0xd0, 0x11, 0x1f, 0x8b, 0x28, + 0x8e, 0xc1, 0x4d, 0x4f, 0x32, 0x27, 0x2d, 0x7c, 0x4a, 0xc2, 0x3c, 0x85, + 0x98, 0xf2, 0xa4, 0x5a, 0x5a, 0xaa, 0x1f, 0xac, 0x35, 0xef, 0xca, 0x81, + 0x6b, 0xf2, 0xcb, 0x83, 0x33, 0x97, 0xb7, 0x46, 0x8e, 0x99, 0x27, 0x48, + 0xbc, 0x0f, 0x85, 0xac, 0xc2, 0xc7, 0x31, 0x58, 0x11, 0x1e, 0x88, 0xd6, + 0xc6, 0x8e, 0xad, 0x22, 0xa8, 0x3f, 0xb6, 0x16, 0x28, 0xcc, 0x28, 0x4a, + 0x05, 0x4f, 0x4e, 0x52, 0x6a, 0xb2, 0xe1, 0x4b, 0x57, 0xc7, 0x9a, 0xa4, + 0x3a, 0x00, 0xb5, 0x5b, 0x1b, 0xe2, 0xdd, 0xf3, 0x2f, 0xf8, 0xe7, 0xf4, + 0xc5, 0x0a, 0x8a, 0x7e, 0xc4, 0x90, 0xb1, 0xc6, 0x4a, 0xcd, 0x66, 0x9e, + 0xe9, 0x8a, 0xde, 0x15, 0x07, 0x16, 0xe7, 0xdc, 0x23, 0x16, 0xb3, 0xb2, + 0xe0, 0x4b, 0x94, 0x9d, 0xec, 0x9f, 0x50, 0x6b, 0x70, 0x50, 0xb2, 0xb0, + 0x12, 0x11, 0x46, 0x16, 0x4e, 0xb6, 0x60, 0x22, 0x83, 0x27, 0x6c, 0x76, + 0x62, 0xb3, 0xb7, 0x83, 0x91, 0xd7, 0x10, 0x3f, 0xbf, 0x7a, 0x3b, 0x39, + 0x5d, 0xf9, 0x50, 0x1d, 0x05, 0x46, 0xa0, 0xe7, + }; + + uint8_t shake128_output[512]; + uint8_t shake256_output[512]; + + struct BORINGSSL_keccak_st ctx; + + // Multi-pass absorb. + for (size_t j = 0; j < sizeof(input); j++) { + for (size_t i = 0; i < j; i++) { + OPENSSL_memset(shake128_output, 0, sizeof(shake128_output)); + BORINGSSL_keccak_init(&ctx, boringssl_shake128); + BORINGSSL_keccak_absorb(&ctx, input, i); + BORINGSSL_keccak_absorb(&ctx, &input[i], j - i); + BORINGSSL_keccak_absorb(&ctx, &input[j], sizeof(input) - j); + BORINGSSL_keccak_squeeze(&ctx, shake128_output, sizeof(shake128_output)); + EXPECT_EQ(Bytes(shake128_expected), Bytes(shake128_output)); + } + } + + for (size_t j = 0; j < sizeof(input); j++) { + for (size_t i = 0; i < j; i++) { + OPENSSL_memset(shake256_output, 0, sizeof(shake256_output)); + BORINGSSL_keccak_init(&ctx, boringssl_shake256); + BORINGSSL_keccak_absorb(&ctx, input, i); + BORINGSSL_keccak_absorb(&ctx, &input[i], j - i); + BORINGSSL_keccak_absorb(&ctx, &input[j], sizeof(input) - j); + BORINGSSL_keccak_squeeze(&ctx, shake256_output, sizeof(shake256_output)); + EXPECT_EQ(Bytes(shake256_expected), Bytes(shake256_output)); + } + } + + // Multi-pass squeeze. + for (size_t j = 0; j < sizeof(shake128_output); j++) { + for (size_t i = 0; i < j; i++) { + OPENSSL_memset(shake128_output, 0, sizeof(shake128_output)); + BORINGSSL_keccak_init(&ctx, boringssl_shake128); + BORINGSSL_keccak_absorb(&ctx, input, sizeof(input)); + BORINGSSL_keccak_squeeze(&ctx, shake128_output, i); + BORINGSSL_keccak_squeeze(&ctx, &shake128_output[i], j - i); + BORINGSSL_keccak_squeeze(&ctx, &shake128_output[j], + sizeof(shake128_output) - j); + EXPECT_EQ(Bytes(shake128_expected), Bytes(shake128_output)); + } + } + + for (size_t j = 0; j < sizeof(shake256_output); j++) { + for (size_t i = 0; i < j; i++) { + OPENSSL_memset(shake256_output, 0, sizeof(shake256_output)); + BORINGSSL_keccak_init(&ctx, boringssl_shake256); + BORINGSSL_keccak_absorb(&ctx, input, sizeof(input)); + BORINGSSL_keccak_squeeze(&ctx, shake256_output, i); + BORINGSSL_keccak_squeeze(&ctx, &shake256_output[i], j - i); + BORINGSSL_keccak_squeeze(&ctx, &shake256_output[j], + sizeof(shake256_output) - j); + EXPECT_EQ(Bytes(shake256_expected), Bytes(shake256_output)); + } + } +} |