1259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// 2259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// Copyright (C) 2015 The Android Open Source Project 3259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// 4259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// Licensed under the Apache License, Version 2.0 (the "License"); 5259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// you may not use this file except in compliance with the License. 6259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// You may obtain a copy of the License at 7259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// 8259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// http://www.apache.org/licenses/LICENSE-2.0 9259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// 10259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// Unless required by applicable law or agreed to in writing, software 11259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// distributed under the License is distributed on an "AS IS" BASIS, 12259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// See the License for the specific language governing permissions and 14259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// limitations under the License. 15259fa1be39c0a35ec374fe127ba49d1c5ed5eb18Utkarsh Sanghi// 16c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 17c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi#ifndef TPM_MANAGER_SERVER_TPM2_STATUS_IMPL_H_ 18c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi#define TPM_MANAGER_SERVER_TPM2_STATUS_IMPL_H_ 19c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 20c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi#include "tpm_manager/server/tpm_status.h" 21c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 22c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi#include <memory> 23c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 24c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi#include <base/macros.h> 25c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi#include <trunks/tpm_state.h> 26c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi#include <trunks/trunks_factory.h> 27c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 28c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghinamespace tpm_manager { 29c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 30c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghiclass Tpm2StatusImpl : public TpmStatus { 31c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi public: 32c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi // Does not take ownership of |factory|. 33a94133441da308b30c6fe18cc4e2b866498ee401Darren Krahn explicit Tpm2StatusImpl(const trunks::TrunksFactory& factory); 34c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi ~Tpm2StatusImpl() override = default; 35c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 36c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi // TpmState methods. 37c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi bool IsTpmEnabled() override; 38c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi bool IsTpmOwned() override; 39c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi bool GetDictionaryAttackInfo(int* counter, 40c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi int* threshold, 41c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi bool* lockout, 42c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi int* seconds_remaining) override; 43c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 44c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi private: 45c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi // Refreshes the Tpm state information. Can be called as many times as needed 46c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi // to refresh the cached information in this class. Return true if the 47c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi // refresh operation succeeded. 48c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi bool Refresh(); 49c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 50c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi bool initialized_{false}; 51c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi bool is_owned_{false}; 52a94133441da308b30c6fe18cc4e2b866498ee401Darren Krahn const trunks::TrunksFactory& trunks_factory_; 53a94133441da308b30c6fe18cc4e2b866498ee401Darren Krahn std::unique_ptr<trunks::TpmState> trunks_tpm_state_; 54c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 55c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi DISALLOW_COPY_AND_ASSIGN(Tpm2StatusImpl); 56c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi}; 57c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 58c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi} // namespace tpm_manager 59c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi 60c8573194d35f6b6c5033aedbef1ef5b07771792bUtkarsh Sanghi#endif // TPM_MANAGER_SERVER_TPM2_STATUS_IMPL_H_ 61