1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <resolv.h>
#include <adb/crypto/rsa_2048_key.h>
#include <android-base/logging.h>
#include <android-base/strings.h>
#include <crypto_utils/android_pubkey.h>
#include <openssl/err.h>
#include <openssl/rsa.h>
#include <openssl/sha.h>
namespace adb {
namespace crypto {
TEST(RSA2048Key, Smoke) {
auto rsa_2048 = CreateRSA2048Key();
EXPECT_NE(rsa_2048, std::nullopt);
EXPECT_EQ(rsa_2048->GetKeyType(), adb::proto::KeyType::RSA_2048);
ASSERT_NE(rsa_2048->GetEvpPkey(), nullptr);
// The public key string format is expected to be: "<pub_key> <host_name>"
std::string pub_key_plus_name;
auto* rsa = EVP_PKEY_get0_RSA(rsa_2048->GetEvpPkey());
ASSERT_TRUE(CalculatePublicKey(&pub_key_plus_name, rsa));
std::vector<std::string> split = android::base::Split(std::string(pub_key_plus_name), " \t");
EXPECT_EQ(split.size(), 2);
LOG(INFO) << "pub_key=[" << pub_key_plus_name << "]";
// Try to sign something and decode it.
const char token[SHA_DIGEST_LENGTH] = "abcdefghij123456789";
std::vector<uint8_t> sig(RSA_size(rsa));
unsigned sig_len;
EXPECT_EQ(RSA_sign(NID_sha1, reinterpret_cast<const uint8_t*>(token), sizeof(token), sig.data(),
&sig_len, rsa),
1);
sig.resize(sig_len);
{
uint8_t keybuf[ANDROID_PUBKEY_ENCODED_SIZE + 1];
const std::string& pubkey = split[0];
ASSERT_EQ(b64_pton(pubkey.c_str(), keybuf, sizeof(keybuf)), ANDROID_PUBKEY_ENCODED_SIZE);
RSA* key = nullptr;
ASSERT_TRUE(android_pubkey_decode(keybuf, ANDROID_PUBKEY_ENCODED_SIZE, &key));
EXPECT_EQ(RSA_verify(NID_sha1, reinterpret_cast<const uint8_t*>(token), sizeof(token),
sig.data(), sig.size(), key),
1);
RSA_free(key);
}
}
} // namespace crypto
} // namespace adb
|
