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71 lines
2.4 KiB
71 lines
2.4 KiB
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except
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* in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <gtest/gtest.h>
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#include <resolv.h>
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#include <adb/crypto/rsa_2048_key.h>
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#include <android-base/logging.h>
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#include <android-base/strings.h>
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#include <crypto_utils/android_pubkey.h>
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#include <openssl/err.h>
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#include <openssl/rsa.h>
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#include <openssl/sha.h>
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namespace adb {
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namespace crypto {
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TEST(RSA2048Key, Smoke) {
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auto rsa_2048 = CreateRSA2048Key();
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EXPECT_NE(rsa_2048, std::nullopt);
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EXPECT_EQ(rsa_2048->GetKeyType(), adb::proto::KeyType::RSA_2048);
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ASSERT_NE(rsa_2048->GetEvpPkey(), nullptr);
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// The public key string format is expected to be: "<pub_key> <host_name>"
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std::string pub_key_plus_name;
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auto* rsa = EVP_PKEY_get0_RSA(rsa_2048->GetEvpPkey());
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ASSERT_TRUE(CalculatePublicKey(&pub_key_plus_name, rsa));
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std::vector<std::string> split = android::base::Split(std::string(pub_key_plus_name), " \t");
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EXPECT_EQ(split.size(), 2);
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LOG(INFO) << "pub_key=[" << pub_key_plus_name << "]";
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// Try to sign something and decode it.
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const char token[SHA_DIGEST_LENGTH] = "abcdefghij123456789";
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std::vector<uint8_t> sig(RSA_size(rsa));
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unsigned sig_len;
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EXPECT_EQ(RSA_sign(NID_sha1, reinterpret_cast<const uint8_t*>(token), sizeof(token), sig.data(),
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&sig_len, rsa),
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1);
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sig.resize(sig_len);
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{
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uint8_t keybuf[ANDROID_PUBKEY_ENCODED_SIZE + 1];
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const std::string& pubkey = split[0];
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ASSERT_EQ(b64_pton(pubkey.c_str(), keybuf, sizeof(keybuf)), ANDROID_PUBKEY_ENCODED_SIZE);
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RSA* key = nullptr;
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ASSERT_TRUE(android_pubkey_decode(keybuf, ANDROID_PUBKEY_ENCODED_SIZE, &key));
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EXPECT_EQ(RSA_verify(NID_sha1, reinterpret_cast<const uint8_t*>(token), sizeof(token),
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sig.data(), sig.size(), key),
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1);
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RSA_free(key);
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}
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}
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} // namespace crypto
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} // namespace adb
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