| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chromeos/dbus/arc_oemcrypto_client.h" |
| |
| #include <utility> |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/callback.h" |
| #include "dbus/bus.h" |
| #include "dbus/message.h" |
| #include "dbus/object_proxy.h" |
| #include "third_party/cros_system_api/dbus/service_constants.h" |
| |
| namespace chromeos { |
| |
| namespace { |
| |
| class ArcOemCryptoClientImpl : public ArcOemCryptoClient { |
| public: |
| ArcOemCryptoClientImpl() : weak_ptr_factory_(this) {} |
| ~ArcOemCryptoClientImpl() override = default; |
| |
| // ArcOemCryptoClient override: |
| void BootstrapMojoConnection(base::ScopedFD fd, |
| VoidDBusMethodCallback callback) override { |
| if (!service_available_) { |
| DVLOG(1) << "ArcOemCrypto D-Bus service not available"; |
| std::move(callback).Run(false); |
| return; |
| } |
| dbus::MethodCall method_call(arc_oemcrypto::kArcOemCryptoServiceInterface, |
| arc_oemcrypto::kBootstrapMojoConnection); |
| dbus::MessageWriter writer(&method_call); |
| writer.AppendFileDescriptor(fd.get()); |
| proxy_->CallMethod( |
| &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT, |
| base::BindOnce(&ArcOemCryptoClientImpl::OnVoidDBusMethod, |
| weak_ptr_factory_.GetWeakPtr(), std::move(callback))); |
| } |
| |
| protected: |
| // DBusClient override. |
| void Init(dbus::Bus* bus) override { |
| proxy_ = bus->GetObjectProxy( |
| arc_oemcrypto::kArcOemCryptoServiceName, |
| dbus::ObjectPath(arc_oemcrypto::kArcOemCryptoServicePath)); |
| proxy_->WaitForServiceToBeAvailable( |
| base::BindOnce(&ArcOemCryptoClientImpl::OnServiceAvailable, |
| weak_ptr_factory_.GetWeakPtr())); |
| } |
| |
| private: |
| // Runs the callback with the method call result. |
| void OnVoidDBusMethod(VoidDBusMethodCallback callback, |
| dbus::Response* response) { |
| std::move(callback).Run(response != nullptr); |
| } |
| |
| void OnServiceAvailable(bool service_is_available) { |
| service_available_ = service_is_available; |
| } |
| |
| dbus::ObjectProxy* proxy_ = nullptr; |
| bool service_available_ = false; |
| |
| base::WeakPtrFactory<ArcOemCryptoClientImpl> weak_ptr_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ArcOemCryptoClientImpl); |
| }; |
| |
| } // namespace |
| |
| ArcOemCryptoClient::ArcOemCryptoClient() = default; |
| |
| ArcOemCryptoClient::~ArcOemCryptoClient() = default; |
| |
| // static |
| ArcOemCryptoClient* ArcOemCryptoClient::Create() { |
| return new ArcOemCryptoClientImpl(); |
| } |
| |
| } // namespace chromeos |