89 lines
3.2 KiB
C++
89 lines
3.2 KiB
C++
//
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// Copyright (C) 2015 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 in compliance with the License.
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// 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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#ifndef TPM_MANAGER_SERVER_DBUS_SERVICE_H_
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#define TPM_MANAGER_SERVER_DBUS_SERVICE_H_
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#include <memory>
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#include <brillo/daemons/dbus_daemon.h>
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#include <brillo/dbus/dbus_method_response.h>
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#include <brillo/dbus/dbus_object.h>
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#include <dbus/bus.h>
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#include "tpm_manager/common/tpm_nvram_interface.h"
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#include "tpm_manager/common/tpm_ownership_interface.h"
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namespace tpm_manager {
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using brillo::dbus_utils::DBusMethodResponse;
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// Handles D-Bus communication with the TpmManager daemon.
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class DBusService : public brillo::DBusServiceDaemon {
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public:
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// Does not take ownership of |nvram_service| or |ownership_service|. The
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// services provided must be initialized, and must remain valid for the
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// lifetime of this instance.
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DBusService(TpmNvramInterface* nvram_service,
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TpmOwnershipInterface* ownership_service);
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// Used to inject a mock bus.
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DBusService(scoped_refptr<dbus::Bus> bus,
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TpmNvramInterface* nvram_service,
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TpmOwnershipInterface* ownership_service);
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virtual ~DBusService() = default;
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// Registers objects exported by this service.
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void RegisterDBusObjectsAsync(
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brillo::dbus_utils::AsyncEventSequencer* sequencer) override;
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private:
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friend class DBusServiceTest;
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template <typename RequestProtobufType,
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typename ReplyProtobufType,
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typename TpmInterface>
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using HandlerFunction = void (TpmInterface::*)(
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const RequestProtobufType&,
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const base::Callback<void(const ReplyProtobufType&)>&);
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// Templates to handle D-Bus calls.
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template <typename RequestProtobufType,
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typename ReplyProtobufType,
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DBusService::HandlerFunction<RequestProtobufType,
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ReplyProtobufType,
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TpmNvramInterface> func>
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void HandleNvramDBusMethod(
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std::unique_ptr<DBusMethodResponse<const ReplyProtobufType&>> response,
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const RequestProtobufType& request);
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template <typename RequestProtobufType,
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typename ReplyProtobufType,
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DBusService::HandlerFunction<RequestProtobufType,
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ReplyProtobufType,
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TpmOwnershipInterface> func>
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void HandleOwnershipDBusMethod(
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std::unique_ptr<DBusMethodResponse<const ReplyProtobufType&>> response,
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const RequestProtobufType& request);
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std::unique_ptr<brillo::dbus_utils::DBusObject> dbus_object_;
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TpmNvramInterface* nvram_service_;
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TpmOwnershipInterface* ownership_service_;
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DISALLOW_COPY_AND_ASSIGN(DBusService);
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};
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} // namespace tpm_manager
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#endif // TPM_MANAGER_SERVER_DBUS_SERVICE_H_
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