| // Copyright 2021 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "crypto/unexportable_key.h" |
| |
| #include "base/check.h" |
| #include "base/functional/bind.h" |
| #include "build/build_config.h" |
| |
| namespace crypto { |
| |
| namespace { |
| std::unique_ptr<UnexportableKeyProvider> (*g_mock_provider)() = nullptr; |
| } // namespace |
| |
| UnexportableSigningKey::~UnexportableSigningKey() = default; |
| UnexportableKeyProvider::~UnexportableKeyProvider() = default; |
| |
| VirtualUnexportableSigningKey::~VirtualUnexportableSigningKey() = default; |
| VirtualUnexportableKeyProvider::~VirtualUnexportableKeyProvider() = default; |
| |
| #if BUILDFLAG(IS_WIN) |
| std::unique_ptr<UnexportableKeyProvider> GetUnexportableKeyProviderWin(); |
| std::unique_ptr<VirtualUnexportableKeyProvider> |
| GetVirtualUnexportableKeyProviderWin(); |
| #endif |
| |
| // Implemented in unexportable_key_software_unsecure.cc. |
| std::unique_ptr<UnexportableKeyProvider> |
| GetUnexportableKeyProviderSoftwareUnsecure(); |
| |
| std::unique_ptr<UnexportableKeyProvider> GetUnexportableKeyProvider() { |
| if (g_mock_provider) { |
| return g_mock_provider(); |
| } |
| |
| #if BUILDFLAG(IS_WIN) |
| return GetUnexportableKeyProviderWin(); |
| #else |
| return nullptr; |
| #endif |
| } |
| |
| std::unique_ptr<VirtualUnexportableKeyProvider> |
| GetVirtualUnexportableKeyProvider_DO_NOT_USE_METRICS_ONLY() { |
| #if BUILDFLAG(IS_WIN) |
| return GetVirtualUnexportableKeyProviderWin(); |
| #else |
| return nullptr; |
| #endif |
| } |
| |
| namespace internal { |
| |
| void SetUnexportableKeyProviderForTesting( |
| std::unique_ptr<UnexportableKeyProvider> (*func)()) { |
| if (g_mock_provider) { |
| // Nesting ScopedMockUnexportableSigningKeyForTesting is not supported. |
| CHECK(!func); |
| g_mock_provider = nullptr; |
| } else { |
| g_mock_provider = func; |
| } |
| } |
| |
| } // namespace internal |
| } // namespace crypto |