76 lines
2.7 KiB
C++
76 lines
2.7 KiB
C++
//
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// Copyright (C) 2014 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 TRUNKS_TRUNKS_FACTORY_IMPL_H_
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#define TRUNKS_TRUNKS_FACTORY_IMPL_H_
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#include "trunks/trunks_factory.h"
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#include <memory>
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#include <string>
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#include <base/macros.h>
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#include "trunks/command_transceiver.h"
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#include "trunks/trunks_export.h"
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namespace trunks {
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// TrunksFactoryImpl is the default TrunksFactory implementation. This class is
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// thread-safe with the exception of Initialize() but created objects are not
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// necessarily thread-safe. Example usage:
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//
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// TrunksFactoryImpl factory;
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// factory.Initialize(true /*failure_is_fatal*/);
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// Tpm* tpm = factory.GetTpm();
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class TRUNKS_EXPORT TrunksFactoryImpl : public TrunksFactory {
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public:
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// Uses an IPC proxy as the default CommandTransceiver.
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TrunksFactoryImpl();
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// TrunksFactoryImpl does not take ownership of |transceiver|. This
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// transceiver is forwarded down to the Tpm instance maintained by
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// this factory. It is assumed that the |transceiver| is already initialized.
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explicit TrunksFactoryImpl(CommandTransceiver* transceiver);
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~TrunksFactoryImpl() override;
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// Initialize the factory. This must be called before any other methods.
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// Returns true on success.
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bool Initialize();
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// TrunksFactory methods.
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Tpm* GetTpm() const override;
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std::unique_ptr<TpmState> GetTpmState() const override;
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std::unique_ptr<TpmUtility> GetTpmUtility() const override;
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std::unique_ptr<AuthorizationDelegate> GetPasswordAuthorization(
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const std::string& password) const override;
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std::unique_ptr<SessionManager> GetSessionManager() const override;
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std::unique_ptr<HmacSession> GetHmacSession() const override;
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std::unique_ptr<PolicySession> GetPolicySession() const override;
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std::unique_ptr<PolicySession> GetTrialSession() const override;
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std::unique_ptr<BlobParser> GetBlobParser() const override;
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private:
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std::unique_ptr<CommandTransceiver> default_transceiver_;
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CommandTransceiver* transceiver_;
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std::unique_ptr<Tpm> tpm_;
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bool initialized_ = false;
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DISALLOW_COPY_AND_ASSIGN(TrunksFactoryImpl);
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};
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} // namespace trunks
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#endif // TRUNKS_TRUNKS_FACTORY_IMPL_H_
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