118 lines
4.0 KiB
C++
118 lines
4.0 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "crypto/signature_creator.h"
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#include <stdint.h>
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#include <memory>
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#include <string>
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#include <vector>
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#include "base/sha1.h"
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#include "crypto/rsa_private_key.h"
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#include "crypto/sha2.h"
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#include "crypto/signature_verifier.h"
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#include "testing/gtest/include/gtest/gtest.h"
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TEST(SignatureCreatorTest, BasicTest) {
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// Do a verify round trip.
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std::unique_ptr<crypto::RSAPrivateKey> key_original(
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crypto::RSAPrivateKey::Create(1024));
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ASSERT_TRUE(key_original.get());
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std::vector<uint8_t> key_info;
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key_original->ExportPrivateKey(&key_info);
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std::unique_ptr<crypto::RSAPrivateKey> key(
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crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(key_info));
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ASSERT_TRUE(key.get());
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std::unique_ptr<crypto::SignatureCreator> signer(
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crypto::SignatureCreator::Create(key.get(),
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crypto::SignatureCreator::SHA1));
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ASSERT_TRUE(signer.get());
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std::string data("Hello, World!");
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ASSERT_TRUE(signer->Update(reinterpret_cast<const uint8_t*>(data.c_str()),
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data.size()));
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std::vector<uint8_t> signature;
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ASSERT_TRUE(signer->Final(&signature));
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std::vector<uint8_t> public_key_info;
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ASSERT_TRUE(key_original->ExportPublicKey(&public_key_info));
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crypto::SignatureVerifier verifier;
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ASSERT_TRUE(verifier.VerifyInit(crypto::SignatureVerifier::RSA_PKCS1_SHA1,
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signature, public_key_info));
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verifier.VerifyUpdate(base::as_bytes(base::make_span(data)));
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ASSERT_TRUE(verifier.VerifyFinal());
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}
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TEST(SignatureCreatorTest, SignDigestTest) {
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// Do a verify round trip.
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std::unique_ptr<crypto::RSAPrivateKey> key_original(
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crypto::RSAPrivateKey::Create(1024));
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ASSERT_TRUE(key_original.get());
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std::vector<uint8_t> key_info;
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key_original->ExportPrivateKey(&key_info);
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std::unique_ptr<crypto::RSAPrivateKey> key(
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crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(key_info));
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ASSERT_TRUE(key.get());
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std::string data("Hello, World!");
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std::string sha1 = base::SHA1HashString(data);
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// Sign sha1 of the input data.
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std::vector<uint8_t> signature;
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ASSERT_TRUE(crypto::SignatureCreator::Sign(
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key.get(), crypto::SignatureCreator::SHA1,
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reinterpret_cast<const uint8_t*>(sha1.c_str()), sha1.size(), &signature));
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std::vector<uint8_t> public_key_info;
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ASSERT_TRUE(key_original->ExportPublicKey(&public_key_info));
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// Verify the input data.
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crypto::SignatureVerifier verifier;
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ASSERT_TRUE(verifier.VerifyInit(crypto::SignatureVerifier::RSA_PKCS1_SHA1,
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signature, public_key_info));
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verifier.VerifyUpdate(base::as_bytes(base::make_span(data)));
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ASSERT_TRUE(verifier.VerifyFinal());
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}
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TEST(SignatureCreatorTest, SignSHA256DigestTest) {
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// Do a verify round trip.
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std::unique_ptr<crypto::RSAPrivateKey> key_original(
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crypto::RSAPrivateKey::Create(1024));
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ASSERT_TRUE(key_original.get());
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std::vector<uint8_t> key_info;
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key_original->ExportPrivateKey(&key_info);
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std::unique_ptr<crypto::RSAPrivateKey> key(
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crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(key_info));
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ASSERT_TRUE(key.get());
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std::string data("Hello, World!");
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std::string sha256 = crypto::SHA256HashString(data);
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// Sign sha256 of the input data.
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std::vector<uint8_t> signature;
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ASSERT_TRUE(crypto::SignatureCreator::Sign(
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key.get(), crypto::SignatureCreator::HashAlgorithm::SHA256,
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reinterpret_cast<const uint8_t*>(sha256.c_str()), sha256.size(),
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&signature));
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std::vector<uint8_t> public_key_info;
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ASSERT_TRUE(key_original->ExportPublicKey(&public_key_info));
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// Verify the input data.
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crypto::SignatureVerifier verifier;
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ASSERT_TRUE(verifier.VerifyInit(crypto::SignatureVerifier::RSA_PKCS1_SHA256,
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signature, public_key_info));
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verifier.VerifyUpdate(base::as_bytes(base::make_span(data)));
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ASSERT_TRUE(verifier.VerifyFinal());
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}
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