1 // Copyright 2017 The Abseil Authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 #include "absl/random/internal/randen_hwaes.h"
16
17 #include "gmock/gmock.h"
18 #include "gtest/gtest.h"
19 #include "absl/log/log.h"
20 #include "absl/random/internal/platform.h"
21 #include "absl/random/internal/randen_detect.h"
22 #include "absl/random/internal/randen_traits.h"
23 #include "absl/strings/str_format.h"
24
25 namespace {
26
27 using absl::random_internal::RandenHwAes;
28 using absl::random_internal::RandenTraits;
29
TEST(RandenHwAesTest,Default)30 TEST(RandenHwAesTest, Default) {
31 EXPECT_TRUE(absl::random_internal::CPUSupportsRandenHwAes());
32
33 constexpr uint8_t kGolden[] = {
34 0xee, 0xd3, 0xe6, 0x0e, 0x09, 0x34, 0x65, 0x6c, 0xc6, 0x33, 0x53, 0x9d,
35 0x9b, 0x2b, 0x4e, 0x04, 0x77, 0x39, 0x43, 0x4e, 0x13, 0x4f, 0xc1, 0xc3,
36 0xee, 0x10, 0x04, 0xd9, 0x7c, 0xf4, 0xa9, 0xdd, 0x10, 0xca, 0xd8, 0x7f,
37 0x08, 0xf3, 0x7b, 0x88, 0x12, 0x29, 0xc7, 0x45, 0xf5, 0x80, 0xb7, 0xf0,
38 0x9f, 0x59, 0x96, 0x76, 0xd3, 0xb1, 0xdb, 0x15, 0x59, 0x6d, 0x3c, 0xff,
39 0xba, 0x63, 0xec, 0x30, 0xa6, 0x20, 0x7f, 0x6f, 0x60, 0x73, 0x9f, 0xb2,
40 0x4c, 0xa5, 0x49, 0x6f, 0x31, 0x8a, 0x80, 0x02, 0x0e, 0xe5, 0xc8, 0xd5,
41 0xf9, 0xea, 0x8f, 0x3b, 0x8a, 0xde, 0xd9, 0x3f, 0x5e, 0x60, 0xbf, 0x9c,
42 0xbb, 0x3b, 0x18, 0x78, 0x1a, 0xae, 0x70, 0xc9, 0xd5, 0x1e, 0x30, 0x56,
43 0xd3, 0xff, 0xb2, 0xd8, 0x37, 0x3c, 0xc7, 0x0f, 0xfe, 0x27, 0xb3, 0xf4,
44 0x19, 0x9a, 0x8f, 0xeb, 0x76, 0x8d, 0xfd, 0xcd, 0x9d, 0x0c, 0x42, 0x91,
45 0xeb, 0x06, 0xa5, 0xc3, 0x56, 0x95, 0xff, 0x3e, 0xdd, 0x05, 0xaf, 0xd5,
46 0xa1, 0xc4, 0x83, 0x8f, 0xb7, 0x1b, 0xdb, 0x48, 0x8c, 0xfe, 0x6b, 0x0d,
47 0x0e, 0x92, 0x23, 0x70, 0x42, 0x6d, 0x95, 0x34, 0x58, 0x57, 0xd3, 0x58,
48 0x40, 0xb8, 0x87, 0x6b, 0xc2, 0xf4, 0x1e, 0xed, 0xf3, 0x2d, 0x0b, 0x3e,
49 0xa2, 0x32, 0xef, 0x8e, 0xfc, 0x54, 0x11, 0x43, 0xf3, 0xab, 0x7c, 0x49,
50 0x8b, 0x9a, 0x02, 0x70, 0x05, 0x37, 0x24, 0x4e, 0xea, 0xe5, 0x90, 0xf0,
51 0x49, 0x57, 0x8b, 0xd8, 0x2f, 0x69, 0x70, 0xa9, 0x82, 0xa5, 0x51, 0xc6,
52 0xf5, 0x42, 0x63, 0xbb, 0x2c, 0xec, 0xfc, 0x78, 0xdb, 0x55, 0x2f, 0x61,
53 0x45, 0xb7, 0x3c, 0x46, 0xe3, 0xaf, 0x16, 0x18, 0xad, 0xe4, 0x2e, 0x35,
54 0x7e, 0xda, 0x01, 0xc1, 0x74, 0xf3, 0x6f, 0x02, 0x51, 0xe8, 0x3d, 0x1c,
55 0x82, 0xf0, 0x1e, 0x81,
56 };
57
58 alignas(16) uint8_t state[RandenTraits::kStateBytes];
59 std::memset(state, 0, sizeof(state));
60
61 RandenHwAes::Generate(RandenHwAes::GetKeys(), state);
62 EXPECT_EQ(0, std::memcmp(state, kGolden, sizeof(state)));
63 }
64
65 } // namespace
66
main(int argc,char * argv[])67 int main(int argc, char* argv[]) {
68 testing::InitGoogleTest(&argc, argv);
69
70 LOG(INFO) << "ABSL_HAVE_ACCELERATED_AES=" << ABSL_HAVE_ACCELERATED_AES;
71 LOG(INFO) << "ABSL_RANDOM_INTERNAL_AES_DISPATCH="
72 << ABSL_RANDOM_INTERNAL_AES_DISPATCH;
73
74 #if defined(ABSL_ARCH_X86_64)
75 LOG(INFO) << "ABSL_ARCH_X86_64";
76 #elif defined(ABSL_ARCH_X86_32)
77 LOG(INFO) << "ABSL_ARCH_X86_32";
78 #elif defined(ABSL_ARCH_AARCH64)
79 LOG(INFO) << "ABSL_ARCH_AARCH64";
80 #elif defined(ABSL_ARCH_ARM)
81 LOG(INFO) << "ABSL_ARCH_ARM";
82 #elif defined(ABSL_ARCH_PPC)
83 LOG(INFO) << "ABSL_ARCH_PPC";
84 #else
85 LOG(INFO) << "ARCH Unknown";
86 #endif
87
88 int x = absl::random_internal::HasRandenHwAesImplementation();
89 LOG(INFO) << "HasRandenHwAesImplementation = " << x;
90
91 int y = absl::random_internal::CPUSupportsRandenHwAes();
92 LOG(INFO) << "CPUSupportsRandenHwAes = " << x;
93
94 if (!x || !y) {
95 LOG(INFO) << "Skipping Randen HWAES tests.";
96 return 0;
97 }
98 return RUN_ALL_TESTS();
99 }
100